diff options
Diffstat (limited to 'lib/snmp/src')
34 files changed, 4688 insertions, 4276 deletions
diff --git a/lib/snmp/src/agent/snmp_community_mib.erl b/lib/snmp/src/agent/snmp_community_mib.erl index 7bdd500727..4546c343b7 100644 --- a/lib/snmp/src/agent/snmp_community_mib.erl +++ b/lib/snmp/src/agent/snmp_community_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2012. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -31,6 +31,7 @@ -include("snmpa_internal.hrl"). -include("SNMP-COMMUNITY-MIB.hrl"). -include("SNMP-TARGET-MIB.hrl"). +-include("SNMPv2-TM.hrl"). -include("SNMPv2-TC.hrl"). -include("snmp_types.hrl"). @@ -129,10 +130,11 @@ read_community_config_files(Dir) -> [FileName, D, Reason]), ok end, - Filter = fun(Comms) -> Comms end, - Check = fun(Entry) -> check_community(Entry) end, + Order = fun snmp_conf:no_order/2, + Filter = fun snmp_conf:no_filter/1, + Check = fun(Entry, State) -> {check_community(Entry), State} end, [Comms] = - snmp_conf:read_files(Dir, [{Gen, Filter, Check, "community.conf"}]), + snmp_conf:read_files(Dir, [{FileName, Gen, Order, Check, Filter}]), Comms. check_community({Index, CommunityName, SecName, CtxName, TransportTag}) -> @@ -192,7 +194,7 @@ add_community(Idx, CommName, SecName, EngineId, CtxName, TransportTag) -> do_add_community(Community). do_add_community(Community) -> - case (catch check_community(Community)) of + try check_community(Community) of {ok, Row} -> Key = element(1, Row), case table_cre_row(snmpCommunityTable, Key, Row) of @@ -201,11 +203,12 @@ do_add_community(Community) -> {ok, Key}; false -> {error, create_failed} - end; + end + catch {error, Reason} -> {error, Reason}; - Error -> - {error, Error} + Class:Reason -> + {error, {Class, Reason, erlang:get_stacktrace()}} end. %% FIXME: does not work with mnesia @@ -243,6 +246,10 @@ gc_tabs() -> %%----------------------------------------------------------------- community2vacm(Community, Addr) -> Idxs = ets:lookup(snmp_community_cache, Community), + ?vtrace("community2vacm ->~n" + " Community: ~p~n" + " Addr: ~p~n" + " Idxs: ~p", [Community, Addr, Idxs]), loop_c2v_rows(lists:keysort(2, Idxs), Addr). loop_c2v_rows([{_, CommunityIndex} | T], Addr) -> @@ -250,6 +257,9 @@ loop_c2v_rows([{_, CommunityIndex} | T], Addr) -> "~n CommunityIndex: ~p", [CommunityIndex]), case get_row(CommunityIndex) of {_Community, VacmParams, Tag} -> + ?vtrace("loop_c2v_rows ->~n" + " VacmParams: ~p~n" + " Tag: ~p", [VacmParams, Tag]), {TDomain, TAddr} = Addr, case snmp_target_mib:is_valid_tag(Tag, TDomain, TAddr) of true -> @@ -506,7 +516,12 @@ snmpTargetAddrExtTable(get_next, RowIndex, Cols) -> NCols = conv1(Cols), conv2(next(snmpTargetAddrExtTable, RowIndex, NCols)); snmpTargetAddrExtTable(set, RowIndex, Cols0) -> - case (catch verify_snmpTargetAddrExtTable_cols(Cols0, [])) of + case + (catch verify_snmpTargetAddrExtTable_cols( + Cols0, + get_snmpTargetAddrTDomain(RowIndex, Cols0), + [])) + of {ok, Cols} -> NCols = conv3(Cols), snmp_generic:table_func(set, RowIndex, NCols, @@ -515,7 +530,11 @@ snmpTargetAddrExtTable(set, RowIndex, Cols0) -> Error end; snmpTargetAddrExtTable(is_set_ok, RowIndex, Cols0) -> - case (catch verify_snmpTargetAddrExtTable_cols(Cols0, [])) of + case (catch verify_snmpTargetAddrExtTable_cols( + Cols0, + get_snmpTargetAddrTDomain(RowIndex, Cols0), + [])) + of {ok, Cols} -> NCols = conv3(Cols), snmp_generic:table_func(is_set_ok, RowIndex, NCols, @@ -525,29 +544,49 @@ snmpTargetAddrExtTable(is_set_ok, RowIndex, Cols0) -> end. -verify_snmpTargetAddrExtTable_cols([], Cols) -> + +get_snmpTargetAddrTDomain(RowIndex, Col) -> + case + get( + snmpTargetAddrTable, RowIndex, + [?snmpTargetAddrRowStatus,?snmpTargetAddrTDomain]) + of + [{value,?snmpTargetAddrRowStatus_active},ValueTDomain] -> + case ValueTDomain of + {value,TDomain} -> + TDomain; + _ -> + ?snmpUDPDomain + end; + _ -> + wrongValue(Col) + end. + + + +verify_snmpTargetAddrExtTable_cols([], _TDomain, Cols) -> {ok, lists:reverse(Cols)}; -verify_snmpTargetAddrExtTable_cols([{Col, Val0}|Cols], Acc) -> - Val = verify_snmpTargetAddrExtTable_col(Col, Val0), - verify_snmpTargetAddrExtTable_cols(Cols, [{Col, Val}|Acc]). +verify_snmpTargetAddrExtTable_cols([{Col, Val0}|Cols], TDomain, Acc) -> + Val = verify_snmpTargetAddrExtTable_col(Col, TDomain, Val0), + verify_snmpTargetAddrExtTable_cols(Cols, TDomain, [{Col, Val}|Acc]). -verify_snmpTargetAddrExtTable_col(?snmpTargetAddrTMask, []) -> +verify_snmpTargetAddrExtTable_col(?snmpTargetAddrTMask, _TDomain, []) -> []; -verify_snmpTargetAddrExtTable_col(?snmpTargetAddrTMask, TMask) -> - case (catch snmp_conf:check_taddress(TMask)) of +verify_snmpTargetAddrExtTable_col(?snmpTargetAddrTMask, TDomain, TMask) -> + case (catch snmp_conf:check_taddress(TDomain, TMask)) of ok -> TMask; _ -> wrongValue(?snmpTargetAddrTMask) end; -verify_snmpTargetAddrExtTable_col(?snmpTargetAddrMMS, MMS) -> +verify_snmpTargetAddrExtTable_col(?snmpTargetAddrMMS, _TDomain, MMS) -> case (catch snmp_conf:check_packet_size(MMS)) of ok -> MMS; _ -> wrongValue(?snmpTargetAddrMMS) end; -verify_snmpTargetAddrExtTable_col(_, Val) -> +verify_snmpTargetAddrExtTable_col(_, _TDomain, Val) -> Val. db(snmpTargetAddrExtTable) -> db(snmpTargetAddrTable); @@ -583,6 +622,7 @@ conv3([{Idx, Val}|T]) -> [{Idx+10, Val} | conv3(T)]; conv3([]) -> []. + get(Name, RowIndex, Cols) -> snmp_generic:handle_table_get(db(Name), RowIndex, Cols, foi(Name)). diff --git a/lib/snmp/src/agent/snmp_framework_mib.erl b/lib/snmp/src/agent/snmp_framework_mib.erl index cc191bd956..6ff9224d34 100644 --- a/lib/snmp/src/agent/snmp_framework_mib.erl +++ b/lib/snmp/src/agent/snmp_framework_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2012. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -41,6 +41,7 @@ -compile({no_auto_import,[error/1]}). -export([init/0, configure/1]). -export([intContextTable/1, intContextTable/3, + intAgentTransportDomain/1, intAgentTransports/1, intAgentUDPPort/1, intAgentIpAddress/1, snmpEngineID/1, snmpEngineBoots/1, @@ -51,7 +52,7 @@ set_engine_boots/1, set_engine_time/1, table_next/2, check_status/3]). -export([add_context/1, delete_context/1]). --export([check_agent/1, check_context/1]). +-export([check_agent/2, check_context/1, order_agent/2]). %%----------------------------------------------------------------- @@ -115,54 +116,46 @@ do_configure(Dir) -> read_internal_config_files(Dir) -> ?vdebug("read context config file",[]), - Gen = fun(D, Reason) -> - convert_context(D, Reason) - end, - Filter = fun(Contexts) -> Contexts end, - Check = fun(Entry) -> check_context(Entry) end, - [Ctxs] = snmp_conf:read_files(Dir, [{Gen, Filter, Check, "context.conf"}]), + Gen = fun gen_context/2, + Order = fun snmp_conf:no_order/2, + Filter = fun snmp_conf:no_filter/1, + Check = fun(Entry, State) -> {check_context(Entry), State} end, + [Ctxs] = + snmp_conf:read_files + (Dir, [{"context.conf", Gen, Order, Check, Filter}]), Ctxs. - read_agent(Dir) -> ?vdebug("read agent config file", []), - FileName = "agent.conf", - Check = fun(Entry) -> check_agent(Entry) end, + FileName = "agent.conf", File = filename:join(Dir, FileName), - Agent = + Conf0 = try - snmp_conf:read(File, Check) + snmp_conf:read(File, fun order_agent/2, fun check_agent/2) catch throw:{error, Reason} -> error({failed_reading_config_file, Dir, FileName, Reason}) end, - sort_agent(Agent). - - -%%----------------------------------------------------------------- -%% Make sure that each mandatory agent attribute is present, and -%% provide default values for the other non-present attributes. -%%----------------------------------------------------------------- -sort_agent(L) -> - Mand = [{intAgentIpAddress, mandatory}, - {intAgentUDPPort, mandatory}, - {snmpEngineMaxMessageSize, mandatory}, - {snmpEngineID, mandatory}], - {ok, L2} = snmp_conf:check_mandatory(L, Mand), - lists:keysort(1, L2). + Mand = + [{intAgentTransports, mandatory}, + {snmpEngineMaxMessageSize, mandatory}, + {snmpEngineID, mandatory}], + {ok, Conf} = snmp_conf:check_mandatory(Conf0, Mand), + Conf. %%----------------------------------------------------------------- %% Generate a context.conf file. %%----------------------------------------------------------------- -convert_context(Dir, _Reason) -> +gen_context(Dir, _Reason) -> config_err("missing context.conf file => generating a default file", []), File = filename:join(Dir, "context.conf"), case file:open(File, [write]) of {ok, Fid} -> ok = io:format(Fid, "~s\n", [context_header()]), ok = io:format(Fid, "%% The default context\n\"\".\n", []), - file:close(Fid); + file:close(Fid), + []; {error, Reason} -> file:delete(File), error({failed_creating_file, File, Reason}) @@ -196,10 +189,50 @@ check_context(Context) -> %% Agent %% {Name, Value}. %%----------------------------------------------------------------- -check_agent({intAgentIpAddress, Value}) -> - snmp_conf:check_ip(Value); -check_agent({intAgentUDPPort, Value}) -> - snmp_conf:check_integer(Value); +check_agent(Entry, undefined) -> + check_agent(Entry, {snmp_target_mib:default_domain(), undefined}); +check_agent({intAgentTransportDomain, Domain}, {_, Port}) -> + {snmp_conf:check_domain(Domain), {Domain, Port}}; +check_agent({intAgentUDPPort, Port}, {Domain, _}) -> + ok = snmp_conf:check_port(Port), + {ok, {Domain, Port}}; +check_agent({intAgentIpAddress, _}, {_, undefined}) -> + error({missing_mandatory, intAgentUDPPort}); +check_agent({intAgentIpAddress = Tag, Ip} = Entry, {Domain, Port} = State) -> + {case snmp_conf:check_ip(Domain, Ip) of + ok -> + [Entry, + {intAgentTransports, [{Domain, {Ip, Port}}]}]; + {ok, FixedIp} -> + [{Tag, FixedIp}, + {intAgentTransports, [{Domain, {FixedIp, Port}}]}] + end, State}; +check_agent({intAgentTransports = Tag, Transports}, {_, Port} = State) + when is_list(Transports) -> + CheckedTransports = + [case Transport of + {Domain, Address} -> + case + case Port of + undefined -> + snmp_conf:check_address(Domain, Address); + _ -> + snmp_conf:check_address(Domain, Address, Port) + end + of + ok -> + Transport; + {ok, FixedAddress} -> + {Domain, FixedAddress} + end; + _ -> + error({bad_transport, Transport}) + end + || Transport <- Transports], + {{ok, {Tag, CheckedTransports}}, State}; +check_agent(Entry, State) -> + {check_agent(Entry), State}. + %% This one is kept for backwards compatibility check_agent({intAgentMaxPacketSize, Value}) -> snmp_conf:check_packet_size(Value); @@ -210,6 +243,14 @@ check_agent({snmpEngineID, Value}) -> check_agent(X) -> error({invalid_agent_attribute, X}). +%% Ordering function to sort intAgentTransportDomain first +%% hence before intAgentIpAddress. Sort other entries on the key. +order_agent(EntryA, EntryB) -> + snmp_conf:keyorder( + 1, EntryA, EntryB, + [intAgentTransportDomain, intAgentUDPPort | sort]). + + maybe_create_table(Name) -> case snmpa_local_db:table_exists(db(Name)) of @@ -382,6 +423,14 @@ intAgentUDPPort(Op) -> intAgentIpAddress(Op) -> snmp_generic:variable_func(Op, db(intAgentIpAddress)). +intAgentTransportDomain(Op) -> + snmp_generic:variable_func(Op, db(intAgentTransportDomain)). + +intAgentTransports(Op) -> + snmp_generic:variable_func(Op, db(intAgentTransports)). + + + snmpEngineID(print) -> VarAndValue = [{snmpEngineID, snmpEngineID(get)}], snmpa_mib_lib:print_variables(VarAndValue); diff --git a/lib/snmp/src/agent/snmp_generic.erl b/lib/snmp/src/agent/snmp_generic.erl index 06afa68d96..3195ca2500 100644 --- a/lib/snmp/src/agent/snmp_generic.erl +++ b/lib/snmp/src/agent/snmp_generic.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2010. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -414,7 +414,12 @@ table_check_status(NameDb, Col, ?'RowStatus_createAndGo', RowIndex, Cols) -> % side effect free and we only use the result temporary. case catch snmpa_local_db:table_construct_row( NameDb, RowIndex, ?'RowStatus_createAndGo', Cols) of - {'EXIT', _} -> + {'EXIT', _Reason} -> + ?vtrace( + "failed construct row (createAndGo): " + " n Reason: ~p" + " n Stack: ~p", + [_Reason, erlang:get_stacktrace()]), {noCreation, Col}; % Bad RowIndex Row -> case lists:member(noinit, tuple_to_list(Row)) of @@ -431,7 +436,12 @@ table_check_status(NameDb, Col, ?'RowStatus_createAndWait', RowIndex, Cols) -> false -> case catch snmpa_local_db:table_construct_row( NameDb, RowIndex, ?'RowStatus_createAndGo', Cols) of - {'EXIT', _} -> + {'EXIT', _Reason} -> + ?vtrace( + "failed construct row (createAndWait): " + " n Reason: ~p" + " n Stack: ~p", + [_Reason, erlang:get_stacktrace()]), {noCreation, Col}; % Bad RowIndex _Row -> {noError, 0} @@ -711,7 +721,19 @@ find_col(Col, [_H | T]) -> find_col(Col, T). try_apply(nofunc, _) -> {noError, 0}; -try_apply(F, Args) -> apply(F, Args). +try_apply(F, Args) -> maybe_verbose_apply(F, Args). + +maybe_verbose_apply(M, Args) -> + case get(verbosity) of + false -> + apply(M, Args); + _ -> + ?vlog("~n apply: ~w,~p~n", [M,Args]), + Res = apply(M,Args), + ?vlog("~n returned: ~p", [Res]), + Res + end. + table_info({Name, _Db}) -> case snmpa_symbolic_store:table_info(Name) of diff --git a/lib/snmp/src/agent/snmp_notification_mib.erl b/lib/snmp/src/agent/snmp_notification_mib.erl index 37e09f5d3e..31c7735226 100644 --- a/lib/snmp/src/agent/snmp_notification_mib.erl +++ b/lib/snmp/src/agent/snmp_notification_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2012. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -106,17 +106,19 @@ do_reconfigure(Dir) -> read_notify_config_files(Dir) -> ?vdebug("read notify config file",[]), FileName = "notify.conf", - Gen = fun(D, Reason) -> - info_msg("failed reading config file ~s" - "~n Config Dir: ~s" - "~n Reason: ~p", - [FileName, D, Reason]), - ok - end, - Filter = fun(Notifs) -> Notifs end, - Check = fun(Entry) -> check_notify(Entry) end, + Gen = + fun (D, Reason) -> + info_msg("failed reading config file ~s" + "~n Config Dir: ~s" + "~n Reason: ~p", + [FileName, D, Reason]), + ok + end, + Order = fun snmp_conf:no_order/2, + Filter = fun snmp_conf:no_filter/1, + Check = fun (Entry, State) -> {check_notify(Entry), State} end, [Notifs] = - snmp_conf:read_files(Dir, [{Gen, Filter, Check, "notify.conf"}]), + snmp_conf:read_files(Dir, [{FileName, Gen, Order, Check, Filter}]), Notifs. check_notify({Name, Tag, Type}) -> diff --git a/lib/snmp/src/agent/snmp_standard_mib.erl b/lib/snmp/src/agent/snmp_standard_mib.erl index 766b75022b..aace3fd413 100644 --- a/lib/snmp/src/agent/snmp_standard_mib.erl +++ b/lib/snmp/src/agent/snmp_standard_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -152,16 +152,19 @@ do_reconfigure(Dir) -> %%----------------------------------------------------------------- read_standard(Dir) -> ?vdebug("check standard config file",[]), - FileName = "standard.conf", - Gen = fun(D, Reason) -> - throw({error, {failed_reading_config_file, - D, FileName, - list_dir(Dir), Reason}}) - end, - Filter = fun(Standard) -> sort_standard(Standard) end, - Check = fun(Entry) -> check_standard(Entry) end, + FileName = "standard.conf", + Gen = + fun (D, Reason) -> + throw( + {error, + {failed_reading_config_file, + D, FileName, list_dir(Dir), Reason}}) + end, + Order = fun snmp_conf:no_order/2, + Check = fun (Entry, State) -> {check_standard(Entry), State} end, + Filter = fun sort_standard/1, [Standard] = - snmp_conf:read_files(Dir, [{Gen, Filter, Check, FileName}]), + snmp_conf:read_files(Dir, [{FileName, Gen, Order, Check, Filter}]), Standard. list_dir(Dir) -> diff --git a/lib/snmp/src/agent/snmp_target_mib.erl b/lib/snmp/src/agent/snmp_target_mib.erl index b01d536caa..ef9503cda8 100644 --- a/lib/snmp/src/agent/snmp_target_mib.erl +++ b/lib/snmp/src/agent/snmp_target_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2012. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -133,18 +133,22 @@ do_reconfigure(Dir) -> read_target_config_files(Dir) -> ?vdebug("check target address and parameter config file(s)",[]), - TAGen = fun(_D, _Reason) -> ok end, - TAFilter = fun(Addr) -> Addr end, - TACheck = fun(Entry) -> check_target_addr(Entry) end, - TPGen = fun(_D, _Reason) -> ok end, - TPFilter = fun(Params) -> Params end, - TPCheck = fun(Entry) -> check_target_params(Entry) end, + TAName = "target_addr.conf", + TACheck = fun (Entry, State) -> {check_target_addr(Entry), State} end, + + TPName = "target_params.conf", + TPCheck = fun (Entry, State) -> {check_target_params(Entry), State} end, + + NoGen = fun snmp_conf:no_gen/2, + NoOrder = fun snmp_conf:no_order/2, + NoFilter = fun snmp_conf:no_filter/1, [Addrs, Params] = - snmp_conf:read_files(Dir, - [{TAGen, TAFilter, TACheck, "target_addr.conf"}, - {TPGen, TPFilter, TPCheck, "target_params.conf"}]), + snmp_conf:read_files( + Dir, + [{TAName, NoGen, NoOrder, TACheck, NoFilter}, + {TPName, NoGen, NoOrder, TPCheck, NoFilter}]), {Addrs, Params}. @@ -154,79 +158,173 @@ read_target_config_files(Dir) -> %% TMask, MMS} %%----------------------------------------------------------------- -check_target_addr({Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, - Params, EngineId, TMask, MMS}) -> +check_target_addr( + {Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS}) -> % Arity 11 + Address = {Ip, Udp}, + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS); +check_target_addr( + {Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS}) % Arity 10 + when is_atom(Domain) -> + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS); +check_target_addr( + {Name, Ip, Udp, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS}) + when is_integer(Udp) -> % Arity 10 + Domain = default_domain(), + Address = {Ip, Udp}, + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, TMask, MMS); +check_target_addr( + {_Name, Domain, Address, _Timeout, _RetryCount, _TagList, _Params, + _EngineId, _TMask, _MMS}) -> % Arity 10 + error({bad_address, {Domain, Address}}); +check_target_addr( + {Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId}) % Arity 8 + when is_atom(Domain) -> + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId); +check_target_addr( + {Name, Ip, Udp, Timeout, RetryCount, TagList, Params, + EngineId}) % Arity 8 + when is_integer(Udp) -> + Domain = default_domain(), + Address = {Ip, Udp}, + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId); +check_target_addr( + {_Name, Domain, Address, _Timeout, _RetryCount, _TagList, _Params, + _EngineId}) ->% Arity 8 + error({bad_address, {Domain, Address}}); +%% Use dummy engine id if the old style is found +check_target_addr( + {Name, Domain, Address, Timeout, RetryCount, TagList, Params}) % Arity 7 + when is_atom(Domain) -> + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params); +check_target_addr( + {Name, Ip, Udp, Timeout, RetryCount, TagList, Params}) % Arity 7 + when is_integer(Udp) -> + Domain = default_domain(), + Address = {Ip, Udp}, + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params); +check_target_addr( + {_Name, Domain, Address, _Timeout, _RetryCount, _TagList, _Params}) -> % Arity 7 + error({bad_address, {Domain, Address}}); +%% Use dummy engine id if the old style is found +check_target_addr( + {Name, Domain, Address, Timeout, RetryCount, TagList, Params, + TMask, MMS}) % Arity 9 + when is_atom(Domain) -> + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, TMask, MMS); +check_target_addr( + {Name, Ip, Udp, Timeout, RetryCount, TagList, Params, + TMask, MMS}) % Arity 9 + when is_integer(Udp) -> + Domain = default_domain(), + Address = {Ip, Udp}, + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, TMask, MMS); +check_target_addr( + {_Name, Domain, Address, _Timeout, _RetryCount, _TagList, _Params, + _TMask, _MMS}) -> % Arity 9 + error({bad_address, {Domain, Address}}); +check_target_addr(X) -> + error({invalid_target_addr, X}). + +check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params) -> % Arity 7 + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + "dummy"). +%% +check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId) -> % Arity 8 + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, [], 2048). +%% +check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + TMask, MMS) -> % Arity 9 + check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + "dummy", TMask, MMS). +%% +check_target_addr( + Name, Domain, Address, Timeout, RetryCount, TagList, Params, + EngineId, Mask, MMS) -> % Arity 10 ?vtrace("check target address with:" "~n Name: ~s" "~n Domain: ~p" - "~n Ip: ~p" - "~n Udp: ~p" + "~n Address: ~p" "~n Timeout: ~p" "~n RetryCount: ~p" "~n TagList: ~p" "~n Params: ~p" "~n EngineId: ~p" - "~n TMask: ~p" + "~n Mask: ~p" "~n MMS: ~p", - [Name, - Domain, Ip, Udp, + [Name, Domain, Address, Timeout, RetryCount, - TagList, Params, EngineId, TMask, MMS]), + TagList, Params, EngineId, Mask, MMS]), snmp_conf:check_string(Name,{gt,0}), snmp_conf:check_domain(Domain), - snmp_conf:check_ip(Domain, Ip), - snmp_conf:check_integer(Udp, {gt, 0}), + NAddress = check_address(Domain, Address), snmp_conf:check_integer(Timeout, {gte, 0}), snmp_conf:check_integer(RetryCount, {gte,0}), snmp_conf:check_string(TagList), snmp_conf:check_string(Params), check_engine_id(EngineId), - TAddress = snmp_conf:mk_taddress(Domain, Ip, Udp), + NMask = check_mask(Domain, Mask), TDomain = snmp_conf:mk_tdomain(Domain), - check_tmask(TDomain, TMask, TAddress), + TAddress = snmp_conf:mk_taddress(Domain, NAddress), + TMask = snmp_conf:mk_taddress(Domain, NMask), snmp_conf:check_packet_size(MMS), ?vtrace("check target address done",[]), Addr = {Name, TDomain, TAddress, Timeout, RetryCount, TagList, Params, ?'StorageType_nonVolatile', ?'RowStatus_active', EngineId, TMask, MMS}, % Values for Augmenting table in SNMP-COMMUNITY-MIB - {ok, Addr}; -check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, - Params, EngineId, TMask, MMS}) -> - Domain = default_domain(), - check_target_addr({Name, - Domain, Ip, Udp, - Timeout, RetryCount, TagList, - Params, EngineId, TMask, MMS}); -check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, Params, - EngineId}) -> - check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, - Params, EngineId, [], 2048}); -%% Use dummy engine id if the old style is found -check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, Params}) -> - check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, - Params, "dummy", [], 2048}); -%% Use dummy engine id if the old style is found -check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, Params, - TMask, MMS}) -> - check_target_addr({Name, Ip, Udp, Timeout, RetryCount, TagList, - Params, "dummy", TMask, MMS}); -check_target_addr(X) -> - error({invalid_target_addr, X}). - + {ok, Addr}. check_engine_id(discovery) -> ok; check_engine_id(EngineId) -> snmp_conf:check_string(EngineId). +check_address(Domain, Address) -> + case snmp_conf:check_address(Domain, Address, 162) of + ok -> + Address; + {ok, NAddress} -> + NAddress + end. -check_tmask(_TDomain, [], _TAddress) -> - ok; -check_tmask(TDomain, TMask, TAddress) when length(TMask) =:= length(TAddress) -> - snmp_conf:check_taddress(TDomain, TMask); -check_tmask(_TDomain, TMask, _TAddr) -> - throw({error, {invalid_tmask, TMask}}). +check_mask(_Domain, [] = Mask) -> + Mask; +check_mask(Domain, Mask) -> + try snmp_conf:check_address(Domain, Mask) of + ok -> + Mask; + {ok, NMask} -> + NMask + catch + {error, {bad_address, Info}} -> + error({bad_mask, Info}) + end. %%----------------------------------------------------------------- @@ -286,16 +384,21 @@ table_del_row(Tab, Key) -> snmpa_mib_lib:table_del_row(db(Tab), Key). -add_addr(Name, Ip, Port, Timeout, Retry, TagList, - Params, EngineId, TMask, MMS) -> - Domain = default_domain(), - add_addr(Name, Domain, Ip, Port, Timeout, Retry, TagList, - Params, EngineId, TMask, MMS). - -add_addr(Name, Domain, Ip, Port, Timeout, Retry, TagList, - Params, EngineId, TMask, MMS) -> - Addr = {Name, Domain, Ip, Port, Timeout, Retry, TagList, - Params, EngineId, TMask, MMS}, +add_addr( + Name, Domain_or_Ip, Addr_or_Port, Timeout, Retry, TagList, Params, + EngineId, TMask, MMS) -> + add_addr( + {Name, Domain_or_Ip, Addr_or_Port, Timeout, Retry, TagList, Params, + EngineId, TMask, MMS}). +%% +add_addr( + Name, Domain, Ip, Port, Timeout, Retry, TagList, Params, + EngineId, TMask, MMS) -> + add_addr( + {Name, Domain, Ip, Port, Timeout, Retry, TagList, Params, + EngineId, TMask, MMS}). +%% +add_addr(Addr) -> case (catch check_target_addr(Addr)) of {ok, Row} -> Key = element(1, Row), @@ -604,6 +707,20 @@ snmpTargetAddrTable(print) -> FOI = foi(Table), PrintRow = fun(Prefix, Row) -> + TDomain = element(?snmpTargetAddrTDomain, Row), + Domain = + try snmp_conf:tdomain_to_domain(TDomain) + catch + {error, {bad_tdomain, _}} -> + undefined + end, + TAddress = element(?snmpTargetAddrTAddress, Row), + AddrString = + try snmp_conf:mk_addr_string({Domain, TAddress}) + catch + {error, {bad_address, _}} -> + "-" + end, lists:flatten( io_lib:format("~sName: ~p" "~n~sTDomain: ~p (~w)" @@ -618,21 +735,8 @@ snmpTargetAddrTable(print) -> "~n~s[Ext] TMask: ~p" "~n~s[Ext] MMS: ~p", [Prefix, element(?snmpTargetAddrName, Row), - Prefix, element(?snmpTargetAddrTDomain, Row), - case element(?snmpTargetAddrTDomain, Row) of - ?snmpUDPDomain -> snmpUDPDomain; - ?transportDomainUdpIpv4 -> transportDomainUdpIpv4; - ?transportDomainUdpIpv6 -> transportDomainUdpIpv6; - _ -> undefined - end, - Prefix, element(?snmpTargetAddrTAddress, Row), - case element(?snmpTargetAddrTAddress, Row) of - [A,B,C,D,U1,U2] -> - lists:flatten( - io_lib:format("~w.~w.~w.~w:~w", - [A, B, C, D, U1 bsl 8 + U2])); - _ -> "-" - end, + Prefix, TDomain, Domain, + Prefix, TAddress, AddrString, Prefix, element(?snmpTargetAddrTimeout, Row), Prefix, element(?snmpTargetAddrRetryCount, Row), Prefix, element(?snmpTargetAddrTagList, Row), diff --git a/lib/snmp/src/agent/snmp_user_based_sm_mib.erl b/lib/snmp/src/agent/snmp_user_based_sm_mib.erl index 223d3f7218..69dce337ba 100644 --- a/lib/snmp/src/agent/snmp_user_based_sm_mib.erl +++ b/lib/snmp/src/agent/snmp_user_based_sm_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2013. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -137,18 +137,20 @@ do_reconfigure(Dir) -> read_usm_config_files(Dir) -> ?vdebug("read usm config file",[]), - Gen = fun(D, Reason) -> generate_usm(D, Reason) end, - Filter = fun(Usms) -> Usms end, - Check = fun(Entry) -> check_usm(Entry) end, + Gen = fun (D, Reason) -> generate_usm(D, Reason) end, + Order = fun snmp_conf:no_order/2, + Check = fun (Entry, State) -> {check_usm(Entry), State} end, + Filter = fun snmp_conf:no_filter/1, [Usms] = - snmp_conf:read_files(Dir, [{Gen, Filter, Check, "usm.conf"}]), + snmp_conf:read_files(Dir, [{"usm.conf", Gen, Order, Check, Filter}]), Usms. generate_usm(Dir, _Reason) -> info_msg("Incomplete configuration. Generating empty usm.conf.", []), USMFile = filename:join(Dir, "usm.conf"), - ok = file:write_file(USMFile, list_to_binary([])). + ok = file:write_file(USMFile, list_to_binary([])), + []. check_usm({EngineID, Name, SecName, Clone, AuthP, AuthKeyC, OwnAuthKeyC, diff --git a/lib/snmp/src/agent/snmp_view_based_acm_mib.erl b/lib/snmp/src/agent/snmp_view_based_acm_mib.erl index c0177b1cea..722bd7ac5b 100644 --- a/lib/snmp/src/agent/snmp_view_based_acm_mib.erl +++ b/lib/snmp/src/agent/snmp_view_based_acm_mib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2013. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -123,15 +123,18 @@ do_reconfigure(Dir) -> read_vacm_config_files(Dir) -> ?vdebug("read vacm config file",[]), - Gen = fun(_D, _Reason) -> ok end, - Filter = fun(Vacms) -> - Sec2Group = [X || {vacmSecurityToGroup, X} <- Vacms], - Access = [X || {vacmAccess, X} <- Vacms], - View = [X || {vacmViewTreeFamily, X} <- Vacms], - {Sec2Group, Access, View} - end, - Check = fun(Entry) -> check_vacm(Entry) end, - [Vacms] = snmp_conf:read_files(Dir, [{Gen, Filter, Check, "vacm.conf"}]), + Gen = fun snmp_conf:no_gen/2, + Order = fun snmp_conf:no_order/2, + Check = fun (Entry, State) -> {check_vacm(Entry), State} end, + Filter = + fun (Vacms) -> + Sec2Group = [X || {vacmSecurityToGroup, X} <- Vacms], + Access = [X || {vacmAccess, X} <- Vacms], + View = [X || {vacmViewTreeFamily, X} <- Vacms], + {Sec2Group, Access, View} + end, + [Vacms] = + snmp_conf:read_files(Dir, [{"vacm.conf", Gen, Order, Check, Filter}]), Vacms. %%----------------------------------------------------------------- diff --git a/lib/snmp/src/agent/snmpa_agent.erl b/lib/snmp/src/agent/snmpa_agent.erl index 9bed6e554e..6d3f1cca4a 100644 --- a/lib/snmp/src/agent/snmpa_agent.erl +++ b/lib/snmp/src/agent/snmpa_agent.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -2512,10 +2512,19 @@ handle_mib_of(MibServer, Oid) -> %% Func: process_msg/7 %% Returns: RePdu %%----------------------------------------------------------------- -process_msg(MibView, Vsn, Pdu, PduMS, Community, {Ip, Udp}, ContextName, - GbMaxVBs) -> +process_msg( + MibView, Vsn, Pdu, PduMS, Community, + SourceAddress, ContextName, GbMaxVBs) -> #pdu{request_id = ReqId} = Pdu, - put(snmp_address, {tuple_to_list(Ip), Udp}), + put( + snmp_address, + case SourceAddress of + {Domain, _} when is_atom(Domain) -> + SourceAddress; + {Ip, Port} when is_integer(Port) -> + %% Legacy transport domain + {tuple_to_list(Ip), Port} + end), put(snmp_request_id, ReqId), put(snmp_community, Community), put(snmp_context, ContextName), diff --git a/lib/snmp/src/agent/snmpa_conf.erl b/lib/snmp/src/agent/snmpa_conf.erl index c17a6abbd7..534d0e447b 100644 --- a/lib/snmp/src/agent/snmpa_conf.erl +++ b/lib/snmp/src/agent/snmpa_conf.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2011. All Rights Reserved. +%% Copyright Ericsson AB 2006-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -47,7 +47,7 @@ read_standard_config/1, %% target_addr.conf - target_addr_entry/5, target_addr_entry/6, + target_addr_entry/5, target_addr_entry/6, target_addr_entry/7, target_addr_entry/8, target_addr_entry/10, target_addr_entry/11, write_target_addr_config/2, write_target_addr_config/3, append_target_addr_config/2, @@ -108,36 +108,25 @@ write_agent_config(Dir, Conf) -> Hdr = header() ++ Comment, write_agent_config(Dir, Hdr, Conf). -write_agent_config(Dir, Hdr, Conf) +write_agent_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_agent_conf(Conf) end, - Write = fun(Fd) -> write_agent_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "agent.conf", Verify, Write). - + Order = fun snmp_framework_mib:order_agent/2, + Check = fun snmp_framework_mib:check_agent/2, + Write = fun (Fd, Entries) -> write_agent_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "agent.conf", Order, Check, Write, Conf). -append_agent_config(Dir, Conf) +append_agent_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_agent_conf(Conf) end, - Write = fun(Fd) -> write_agent_conf(Fd, Conf) end, - append_config_file(Dir, "agent.conf", Verify, Write). - + Order = fun snmp_framework_mib:order_agent/2, + Check = fun snmp_framework_mib:check_agent/2, + Write = fun write_agent_conf/2, + append_config_file(Dir, "agent.conf", Order, Check, Write, Conf). read_agent_config(Dir) -> - Verify = fun(Entry) -> verify_agent_conf_entry(Entry) end, - read_config_file(Dir, "agent.conf", Verify). + Order = fun snmp_framework_mib:order_agent/2, + Check = fun snmp_framework_mib:check_agent/2, + read_config_file(Dir, "agent.conf", Order, Check). - -verify_agent_conf([]) -> - ok; -verify_agent_conf([H|T]) -> - verify_agent_conf_entry(H), - verify_agent_conf(T); -verify_agent_conf(X) -> - error({bad_agent_config, X}). - -verify_agent_conf_entry(Entry) -> - ok = snmp_framework_mib:check_agent(Entry), - ok. write_agent_conf(Fd, "", Conf) -> write_agent_conf(Fd, Conf); @@ -151,6 +140,10 @@ write_agent_conf(Fd, [H|T]) -> do_write_agent_conf(Fd, H), write_agent_conf(Fd, T). +do_write_agent_conf(Fd, {intAgentTransports = Tag, Val}) -> + io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); +do_write_agent_conf(Fd, {intAgentTransportDomain = Tag, Val}) -> + io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); do_write_agent_conf(Fd, {intAgentIpAddress = Tag, Val}) -> io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); do_write_agent_conf(Fd, {intAgentUDPPort = Tag, Val} ) -> @@ -191,34 +184,27 @@ write_context_config(Dir, Conf) -> write_context_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_context_conf(Conf) end, - Write = fun(Fd) -> write_context_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "context.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_context/2, + Write = fun (Fd, Entries) -> write_context_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "context.conf", Order, Check, Write, Conf). -append_context_config(Dir, Conf) +append_context_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_context_conf(Conf) end, - Write = fun(Fd) -> write_context_conf(Fd, Conf) end, - append_config_file(Dir, "context.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_context/2, + Write = fun write_context_conf/2, + append_config_file(Dir, "context.conf", Order, Check, Write, Conf). read_context_config(Dir) -> - Verify = fun(Entry) -> verify_context_conf_entry(Entry) end, - read_config_file(Dir, "context.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_context/2, + read_config_file(Dir, "context.conf", Order, Check). - -verify_context_conf([]) -> - ok; -verify_context_conf([H|T]) -> - verify_context_conf_entry(H), - verify_context_conf(T); -verify_context_conf(X) -> - error({error_context_config, X}). - -verify_context_conf_entry(Context) -> - {ok, _} = snmp_framework_mib:check_context(Context), - ok. + +check_context(Entry, State) -> + {check_ok(snmp_framework_mib:check_context(Entry)), + State}. write_context_conf(Fd, "", Conf) -> write_context_conf(Fd, Conf); @@ -271,36 +257,29 @@ write_community_config(Dir, Conf) -> Hdr = header() ++ Comment, write_community_config(Dir, Hdr, Conf). -write_community_config(Dir, Hdr, Conf) +write_community_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_community_conf(Conf) end, - Write = fun(Fd) -> write_community_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "community.conf", Verify, Write). + Order = fun snmp_conf:no_order/2, + Check = fun check_community/2, + Write = fun (Fd, Entries) -> write_community_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "community.conf", Order, Check, Write, Conf). - -append_community_config(Dir, Conf) +append_community_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_community_conf(Conf) end, - Write = fun(Fd) -> write_community_conf(Fd, Conf) end, - append_config_file(Dir, "community.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_community/2, + Write = fun write_community_conf/2, + append_config_file(Dir, "community.conf", Order, Check, Write, Conf). read_community_config(Dir) -> - Verify = fun(Entry) -> verify_community_conf_entry(Entry) end, - read_config_file(Dir, "community.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_community/2, + read_config_file(Dir, "community.conf", Order, Check). - -verify_community_conf([]) -> - ok; -verify_community_conf([H|T]) -> - verify_community_conf_entry(H), - verify_community_conf(T); -verify_community_conf(X) -> - error({invalid_community_config, X}). - -verify_community_conf_entry(Context) -> - {ok, _} = snmp_community_mib:check_community(Context), - ok. + +check_community(Entry, State) -> + {check_ok(snmp_community_mib:check_community(Entry)), + State}. write_community_conf(Fd, "", Conf) -> write_community_conf(Fd, Conf); @@ -309,14 +288,17 @@ write_community_conf(Fd, Hdr, Conf) -> write_community_conf(Fd, Conf). write_community_conf(Fd, Conf) -> - Fun = fun({Idx, Name, SecName, CtxName, TranspTag}) -> - io:format(Fd, "{\"~s\", \"~s\", \"~s\", \"~s\", \"~s\"}.~n", - [Idx, Name, SecName, CtxName, TranspTag]); + Fun = + fun({Idx, Name, SecName, CtxName, TranspTag}) -> + io:format( + Fd, + "{\"~s\", \"~s\", \"~s\", \"~s\", \"~s\"}.~n", + [Idx, Name, SecName, CtxName, TranspTag]); (Crap) -> - error({bad_community_config, Crap}) + error({bad_community_config, Crap}) end, lists:foreach(Fun, Conf). - + %% %% ------ standard.conf ------ @@ -343,40 +325,29 @@ write_standard_config(Dir, Conf) -> Hdr = header() ++ Comment, write_standard_config(Dir, Hdr, Conf). -write_standard_config(Dir, Hdr, Conf) +write_standard_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_standard_conf(Conf) end, - Write = fun(Fd) -> write_standard_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "standard.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_standard/2, + Write = fun (Fd, Entries) -> write_standard_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "standard.conf", Order, Check, Write, Conf). -append_standard_config(Dir, Conf) +append_standard_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_standard_conf(Conf) end, - Write = fun(Fd) -> write_standard_conf(Fd, Conf) end, - append_config_file(Dir, "standard.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_standard/2, + Write = fun write_standard_conf/2, + append_config_file(Dir, "standard.conf", Order, Check, Write, Conf). read_standard_config(Dir) -> - Verify = fun(Entry) -> verify_standard_conf_entry(Entry) end, - read_config_file(Dir, "standard.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_standard/2, + read_config_file(Dir, "standard.conf", Order, Check). - -verify_standard_conf([]) -> - ok; -verify_standard_conf([H|T]) -> - verify_standard_conf_entry(H), - verify_standard_conf(T); -verify_standard_conf(X) -> - error({bad_standard_config, X}). - -verify_standard_conf_entry(Std) -> - case snmp_standard_mib:check_standard(Std) of - ok -> - ok; - {ok, _} -> - ok - end. + +check_standard(Entry, State) -> + {check_ok(snmp_standard_mib:check_standard(Entry)), + State}. write_standard_conf(Fd, "", Conf) -> write_standard_conf(Fd, Conf); @@ -410,72 +381,48 @@ do_write_standard_conf(_Fd, Tag, Val) -> %% ------ target_addr.conf ------ %% -target_addr_entry(Name, - Ip, - TagList, - ParamsName, - EngineId) -> +target_addr_entry( + Name, Ip, TagList, ParamsName, EngineId) -> target_addr_entry(Name, Ip, TagList, ParamsName, EngineId, []). -target_addr_entry(Name, - Ip, - TagList, - ParamsName, - EngineId, - TMask) -> - target_addr_entry(Name, Ip, 162, TagList, - ParamsName, EngineId, - TMask, 2048). - -target_addr_entry(Name, - Ip, - Udp, - TagList, - ParamsName, - EngineId, - TMask, - MaxMessageSize) -> - target_addr_entry(Name, Ip, Udp, 1500, 3, TagList, - ParamsName, EngineId, - TMask, MaxMessageSize). - -target_addr_entry(Name, - Ip, - Udp, - Timeout, - RetryCount, - TagList, - ParamsName, - EngineId, - TMask, - MaxMessageSize) -> - target_addr_entry(Name, snmp_target_mib:default_domain(), Ip, Udp, - Timeout, RetryCount, TagList, - ParamsName, EngineId, - TMask, MaxMessageSize). - -target_addr_entry(Name, - Domain, - Ip, - Udp, - Timeout, - RetryCount, - TagList, - ParamsName, - EngineId, - TMask, - MaxMessageSize) -> - {Name, - Domain, - Ip, - Udp, - Timeout, - RetryCount, - TagList, - ParamsName, - EngineId, - TMask, - MaxMessageSize}. +target_addr_entry( + Name, Domain, Addr, TagList, + ParamsName, EngineId) when is_atom(Domain) -> + target_addr_entry( + Name, Domain, Addr, TagList, + ParamsName, EngineId, []); +target_addr_entry( + Name, Ip, TagList, ParamsName, + EngineId, TMask) -> + target_addr_entry( + Name, Ip, 162, TagList, ParamsName, + EngineId, TMask, 2048). + +target_addr_entry( + Name, Domain_or_Ip, Addr_or_Port, TagList, + ParamsName, EngineId, TMask) -> + target_addr_entry( + Name, Domain_or_Ip, Addr_or_Port, TagList, + ParamsName, EngineId, TMask, 2048). + +target_addr_entry( + Name, Domain_or_Ip, Addr_or_Port, TagList, + ParamsName, EngineId, TMask, MaxMessageSize) -> + target_addr_entry( + Name, Domain_or_Ip, Addr_or_Port, 1500, 3, TagList, + ParamsName, EngineId, TMask, MaxMessageSize). + +target_addr_entry( + Name, Domain_or_Ip, Addr_or_Port, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize) -> + {Name, Domain_or_Ip, Addr_or_Port, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}. + +target_addr_entry( + Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, + ParamsName, EngineId,TMask, MaxMessageSize) -> + {Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}. write_target_addr_config(Dir, Conf) -> @@ -504,37 +451,29 @@ write_target_addr_config(Dir, Conf) -> Hdr = header() ++ Comment, write_target_addr_config(Dir, Hdr, Conf). -write_target_addr_config(Dir, Hdr, Conf) +write_target_addr_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_target_addr_conf(Conf) end, - Write = fun(Fd) -> write_target_addr_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "target_addr.conf", Verify, Write). + Order = fun snmp_conf:no_order/2, + Check = fun check_target_addr/2, + Write = fun (Fd, Entries) -> write_target_addr_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "target_addr.conf", Order, Check, Write, Conf). - - -append_target_addr_config(Dir, Conf) +append_target_addr_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_target_addr_conf(Conf) end, - Write = fun(Fd) -> write_target_addr_conf(Fd, Conf) end, - append_config_file(Dir, "target_addr.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_target_addr/2, + Write = fun write_target_addr_conf/2, + append_config_file(Dir, "target_addr.conf", Order, Check, Write, Conf). read_target_addr_config(Dir) -> - Verify = fun(Entry) -> verify_target_addr_conf_entry(Entry) end, - read_config_file(Dir, "target_addr.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_target_addr/2, + read_config_file(Dir, "target_addr.conf", Order, Check). - -verify_target_addr_conf([]) -> - ok; -verify_target_addr_conf([H|T]) -> - verify_target_addr_conf_entry(H), - verify_target_addr_conf(T); -verify_target_addr_conf(X) -> - error({bad_target_addr_config, X}). - -verify_target_addr_conf_entry(Entry) -> - {ok, _} = snmp_target_mib:check_target_addr(Entry), - ok. + +check_target_addr(Entry, State) -> + {check_ok(snmp_target_mib:check_target_addr(Entry)), + State}. write_target_addr_conf(Fd, "", Conf) -> write_target_addr_conf(Fd, Conf); @@ -547,29 +486,41 @@ write_target_addr_conf(Fd, Conf) -> lists:foreach(Fun, Conf), ok. -do_write_target_addr_conf(Fd, - {Name, - Ip, Udp, - Timeout, RetryCount, TagList, - ParamsName, EngineId, - TMask, MaxMessageSize}) -> - Domain = snmp_target_mib:default_domain(), - do_write_target_addr_conf(Fd, - {Name, - Domain, Ip, Udp, - Timeout, RetryCount, TagList, - ParamsName, EngineId, - TMask, MaxMessageSize}); -do_write_target_addr_conf(Fd, - {Name, - Domain, Ip, Udp, - Timeout, RetryCount, TagList, - ParamsName, EngineId, - TMask, MaxMessageSize}) -> - io:format(Fd, - "{\"~s\", ~w, ~w, ~w, ~w, ~w, \"~s\", \"~s\", \"~s\", ~w, ~w}.~n", - [Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, - ParamsName, EngineId, TMask, MaxMessageSize]); +do_write_target_addr_conf( + Fd, + {Name, Domain, Address, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}) + when is_atom(Domain) -> + io:format( + Fd, + "{\"~s\", ~w, ~w, ~w, ~w, \"~s\", \"~s\", \"~s\", ~w, ~w}.~n", + [Name, Domain, Address, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize]); +do_write_target_addr_conf( + Fd, + {Name, Ip, Udp, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}) + when is_integer(Udp) -> + Domain = snmp_target_mib:default_domain(), + Address = {Ip, Udp}, + do_write_target_addr_conf( + Fd, + {Name, Domain, Address, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}); +do_write_target_addr_conf( + _Fd, + {_Name, Domain, Address, _Timeout, _RetryCount, _TagList, + _ParamsName, _EngineId, _TMask, _MaxMessageSize}) -> + error({bad_address, {Domain, Address}}); +do_write_target_addr_conf( + Fd, + {Name, Domain, Ip, Udp, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}) -> + Address = {Ip, Udp}, + do_write_target_addr_conf( + Fd, + {Name, Domain, Address, Timeout, RetryCount, TagList, + ParamsName, EngineId, TMask, MaxMessageSize}); do_write_target_addr_conf(_Fd, Crap) -> error({bad_target_addr_config, Crap}). @@ -613,34 +564,27 @@ write_target_params_config(Dir, Conf) -> write_target_params_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_target_params_conf(Conf) end, - Write = fun(Fd) -> write_target_params_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "target_params.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_target_params/2, + Write = fun (Fd, Entries) -> write_target_params_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "target_params.conf", Order, Check, Write, Conf). append_target_params_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_target_params_conf(Conf) end, - Write = fun(Fd) -> write_target_params_conf(Fd, Conf) end, - append_config_file(Dir, "target_params.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_target_params/2, + Write = fun write_target_params_conf/2, + append_config_file(Dir, "target_params.conf", Order, Check, Write, Conf). read_target_params_config(Dir) -> - Verify = fun(Entry) -> verify_target_params_conf_entry(Entry) end, - read_config_file(Dir, "target_params.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_target_params/2, + read_config_file(Dir, "target_params.conf", Order, Check). -verify_target_params_conf([]) -> - ok; -verify_target_params_conf([H|T]) -> - verify_target_params_conf_entry(H), - verify_target_params_conf(T); -verify_target_params_conf(X) -> - error({bad_target_params_config, X}). - -verify_target_params_conf_entry(Entry) -> - {ok, _} = snmp_target_mib:check_target_params(Entry), - ok. +check_target_params(Entry, State) -> + {check_ok(snmp_target_mib:check_target_params(Entry)), + State}. write_target_params_conf(Fd, "", Conf) -> write_target_params_conf(Fd, Conf); @@ -685,34 +629,27 @@ write_notify_config(Dir, Conf) -> write_notify_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_notify_conf(Conf) end, - Write = fun(Fd) -> write_notify_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "notify.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_notify/2, + Write = fun (Fd, Entries) -> write_notify_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "notify.conf", Order, Check, Write, Conf). append_notify_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_notify_conf(Conf) end, - Write = fun(Fd) -> write_notify_conf(Fd, Conf) end, - append_config_file(Dir, "notify.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_notify/2, + Write = fun write_notify_conf/2, + append_config_file(Dir, "notify.conf", Order, Check, Write, Conf). read_notify_config(Dir) -> - Verify = fun(Entry) -> verify_notify_conf_entry(Entry) end, - read_config_file(Dir, "notify.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_notify/2, + read_config_file(Dir, "notify.conf", Order, Check). -verify_notify_conf([]) -> - ok; -verify_notify_conf([H|T]) -> - verify_notify_conf_entry(H), - verify_notify_conf(T); -verify_notify_conf(X) -> - error({bad_notify_config, X}). - -verify_notify_conf_entry(Entry) -> - {ok, _} = snmp_notification_mib:check_notify(Entry), - ok. +check_notify(Entry, State) -> + {check_ok(snmp_notification_mib:check_notify(Entry)), + State}. write_notify_conf(Fd, "", Conf) -> write_notify_conf(Fd, Conf); @@ -781,34 +718,27 @@ write_usm_config(Dir, Conf) -> write_usm_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_usm_conf(Conf) end, - Write = fun(Fd) -> write_usm_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "usm.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_usm/2, + Write = fun (Fd, Entries) -> write_usm_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "usm.conf", Order, Check, Write, Conf). append_usm_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_usm_conf(Conf) end, - Write = fun(Fd) -> write_usm_conf(Fd, Conf) end, - append_config_file(Dir, "usm.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_usm/2, + Write = fun write_usm_conf/2, + append_config_file(Dir, "usm.conf", Order, Check, Write, Conf). read_usm_config(Dir) -> - Verify = fun(Entry) -> verify_usm_conf_entry(Entry) end, - read_config_file(Dir, "usm.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_usm/2, + read_config_file(Dir, "usm.conf", Order, Check). -verify_usm_conf([]) -> - ok; -verify_usm_conf([H|T]) -> - verify_usm_conf_entry(H), - verify_usm_conf(T); -verify_usm_conf(X) -> - error({bad_usm_conf, X}). - -verify_usm_conf_entry(Entry) -> - {ok, _} = snmp_user_based_sm_mib:check_usm(Entry), - ok. +check_usm(Entry, State) -> + {check_ok(snmp_user_based_sm_mib:check_usm(Entry)), + State}. write_usm_conf(Fd, "", Conf) -> write_usm_conf(Fd, Conf); @@ -820,11 +750,12 @@ write_usm_conf(Fd, Conf) -> Fun = fun(Entry) -> do_write_usm_conf(Fd, Entry) end, lists:foreach(Fun, Conf). -do_write_usm_conf(Fd, - {EngineID, UserName, SecName, Clone, - AuthP, AuthKeyC, OwnAuthKeyC, - PrivP, PrivKeyC, OwnPrivKeyC, - Public, AuthKey, PrivKey}) -> +do_write_usm_conf( + Fd, + {EngineID, UserName, SecName, Clone, + AuthP, AuthKeyC, OwnAuthKeyC, + PrivP, PrivKeyC, OwnPrivKeyC, + Public, AuthKey, PrivKey}) -> io:format(Fd, "{", []), io:format(Fd, "\"~s\", ", [EngineID]), io:format(Fd, "\"~s\", ", [UserName]), @@ -890,34 +821,27 @@ write_vacm_config(Dir, Conf) -> write_vacm_config(Dir, Hdr, Conf) when is_list(Dir) and is_list(Hdr) and is_list(Conf) -> - Verify = fun() -> verify_vacm_conf(Conf) end, - Write = fun(Fd) -> write_vacm_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, "vacm.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_vacm/2, + Write = fun (Fd, Entries) -> write_vacm_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, "vacm.conf", Order, Check, Write, Conf). append_vacm_config(Dir, Conf) when is_list(Dir) and is_list(Conf) -> - Verify = fun() -> verify_vacm_conf(Conf) end, - Write = fun(Fd) -> write_vacm_conf(Fd, Conf) end, - append_config_file(Dir, "vacm.conf", Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_vacm/2, + Write = fun write_vacm_conf/2, + append_config_file(Dir, "vacm.conf", Order, Check, Write, Conf). read_vacm_config(Dir) -> - Verify = fun(Entry) -> verify_vacm_conf_entry(Entry) end, - read_config_file(Dir, "vacm.conf", Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_vacm/2, + read_config_file(Dir, "vacm.conf", Order, Check). -verify_vacm_conf([]) -> - ok; -verify_vacm_conf([H|T]) -> - verify_vacm_conf_entry(H), - verify_vacm_conf(T); -verify_vacm_conf(X) -> - error({bad_vacm_conf, X}). - -verify_vacm_conf_entry(Entry) -> - {ok, _} = snmp_view_based_acm_mib:check_vacm(Entry), - ok. +check_vacm(Entry, State) -> + {check_ok(snmp_view_based_acm_mib:check_vacm(Entry)), + State}. write_vacm_conf(Fd, "", Conf) -> write_vacm_conf(Fd, Conf); @@ -929,49 +853,60 @@ write_vacm_conf(Fd, Conf) -> Fun = fun(Entry) -> do_write_vacm_conf(Fd, Entry) end, lists:foreach(Fun, Conf). -do_write_vacm_conf(Fd, - {vacmSecurityToGroup, - SecModel, SecName, GroupName}) -> - io:format(Fd, "{vacmSecurityToGroup, ~w, \"~s\", \"~s\"}.~n", - [SecModel, SecName, GroupName]); -do_write_vacm_conf(Fd, - {vacmAccess, - GroupName, Prefix, SecModel, SecLevel, Match, RV, WV, NV}) -> - io:format(Fd, "{vacmAccess, \"~s\", \"~s\", ~w, ~w, ~w, " - "\"~s\", \"~s\", \"~s\"}.~n", - [GroupName, Prefix, SecModel, SecLevel, - Match, RV, WV, NV]); -do_write_vacm_conf(Fd, - {vacmViewTreeFamily, - ViewIndex, ViewSubtree, ViewStatus, ViewMask}) -> - io:format(Fd, "{vacmViewTreeFamily, \"~s\", ~w, ~w, ~w}.~n", - [ViewIndex, ViewSubtree, ViewStatus, ViewMask]); +do_write_vacm_conf( + Fd, + {vacmSecurityToGroup, + SecModel, SecName, GroupName}) -> + io:format( + Fd, "{vacmSecurityToGroup, ~w, \"~s\", \"~s\"}.~n", + [SecModel, SecName, GroupName]); +do_write_vacm_conf( + Fd, + {vacmAccess, + GroupName, Prefix, SecModel, SecLevel, Match, RV, WV, NV}) -> + io:format( + Fd, "{vacmAccess, \"~s\", \"~s\", ~w, ~w, ~w, " + "\"~s\", \"~s\", \"~s\"}.~n", + [GroupName, Prefix, SecModel, SecLevel, + Match, RV, WV, NV]); +do_write_vacm_conf( + Fd, + {vacmViewTreeFamily, + ViewIndex, ViewSubtree, ViewStatus, ViewMask}) -> + io:format( + Fd, "{vacmViewTreeFamily, \"~s\", ~w, ~w, ~w}.~n", + [ViewIndex, ViewSubtree, ViewStatus, ViewMask]); do_write_vacm_conf(_Fd, Crap) -> error({bad_vacm_config, Crap}). %% ---- config file wrapper functions ---- -write_config_file(Dir, File, Verify, Write) -> - snmp_config:write_config_file(Dir, File, Verify, Write). +write_config_file(Dir, File, Order, Check, Write, Conf) -> + snmp_config:write_config_file(Dir, File, Order, Check, Write, Conf). -append_config_file(Dir, File, Verify, Write) -> - snmp_config:append_config_file(Dir, File, Verify, Write). +append_config_file(Dir, File, Order, Check, Write, Conf) -> + snmp_config:append_config_file(Dir, File, Order, Check, Write, Conf). -read_config_file(Dir, File, Verify) -> - snmp_config:read_config_file(Dir, File, Verify). +read_config_file(Dir, File, Order, Check) -> + snmp_config:read_config_file(Dir, File, Order, Check). %% ---- config file utility functions ---- +check_ok(ok) -> + ok; +check_ok({ok, _}) -> + ok. + header() -> {Y,Mo,D} = date(), {H,Mi,S} = time(), - io_lib:format("%% This file was generated by " - "~w (version-~s) ~w-~2.2.0w-~2.2.0w " - "~2.2.0w:~2.2.0w:~2.2.0w\n", - [?MODULE, ?version, Y, Mo, D, H, Mi, S]). - + io_lib:format( + "%% This file was generated by " + "~w (version-~s) ~w-~2.2.0w-~2.2.0w " + "~2.2.0w:~2.2.0w:~2.2.0w\n", + [?MODULE, ?version, Y, Mo, D, H, Mi, S]). error(R) -> throw({error, R}). diff --git a/lib/snmp/src/agent/snmpa_local_db.erl b/lib/snmp/src/agent/snmpa_local_db.erl index f991244287..292c370d51 100644 --- a/lib/snmp/src/agent/snmpa_local_db.erl +++ b/lib/snmp/src/agent/snmpa_local_db.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -1011,6 +1011,10 @@ table_construct_row(Name, RowIndex, Status, Cols) -> defvals = Defs, status_col = StatusCol, first_own_index = FirstOwnIndex, not_accessible = NoAccs} = snmp_generic:table_info(Name), + ?vtrace( + "table_construct_row Indexes: ~p~n" + " RowIndex: ~p", + [Indexes, RowIndex]), Keys = snmp_generic:split_index_to_keys(Indexes, RowIndex), OwnKeys = snmp_generic:get_own_indexes(FirstOwnIndex, Keys), Row = OwnKeys ++ snmp_generic:table_create_rest(length(OwnKeys) + 1, diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl index 11ae806866..642b1f7fc5 100644 --- a/lib/snmp/src/agent/snmpa_mpd.erl +++ b/lib/snmp/src/agent/snmpa_mpd.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -20,7 +20,7 @@ -export([init/1, reset/0, inc/1, counters/0, discarded_pdu/1, - process_packet/6, process_packet/7, + process_packet/5, process_packet/6, process_packet/7, generate_response_msg/5, generate_response_msg/6, generate_msg/5, generate_msg/6, generate_discovery_msg/4, @@ -113,22 +113,30 @@ reset() -> % length(snmp_pdus:enc_message(M)) + 4. %%----------------------------------------------------------------- -%% Func: process_packet(Packet, TDomain, TAddress, State, Log) -> +%% Func: process_packet(Packet, Domain, Address, State, Log) -> %% {ok, SnmpVsn, Pdu, PduMS, ACMData} | {discarded, Reason} %% Types: Packet = binary() -%% TDomain = snmpUDPDomain | transportDomain() -%% TAddress = {Ip, Udp} (*but* depends on TDomain) +%% Domain = snmpUDPDomain | transportDomain() +%% Address = {Ip, Udp} (*but* depends on Domain) %% State = #state %% Purpose: This is the main Message Dispatching function. (see %% section 4.2.1 in rfc2272) %%----------------------------------------------------------------- -process_packet(Packet, TDomain, TAddress, State, NoteStore, Log) -> +process_packet(Packet, From, State, NoteStore, Log) -> LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, - process_packet(Packet, TDomain, TAddress, LocalEngineID, - State, NoteStore, Log). - -process_packet(Packet, TDomain, TAddress, LocalEngineID, - State, NoteStore, Log) -> + process_packet(Packet, From, LocalEngineID, State, NoteStore, Log). + +process_packet( + Packet, Domain, Address, LocalEngineID, State, NoteStore, Log) -> + From = {Domain, Address}, + process_packet(Packet, From, LocalEngineID, State, NoteStore, Log). + +process_packet(Packet, Domain, Address, State, NoteStore, Log) + when is_atom(Domain) -> + LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, + From = {Domain, Address}, + process_packet(Packet, From, LocalEngineID, State, NoteStore, Log); +process_packet(Packet, From, LocalEngineID, State, NoteStore, Log) -> inc(snmpInPkts), case catch snmp_pdus:dec_message_only(binary_to_list(Packet)) of @@ -136,17 +144,17 @@ process_packet(Packet, TDomain, TAddress, LocalEngineID, when State#state.v1 =:= true -> ?vlog("v1, community: ~s", [Community]), HS = ?empty_msg_size + length(Community), - v1_v2c_proc('version-1', NoteStore, Community, - TDomain, TAddress, - LocalEngineID, Data, HS, Log, Packet); + v1_v2c_proc( + 'version-1', NoteStore, Community, From, + LocalEngineID, Data, HS, Log, Packet); #message{version = 'version-2', vsn_hdr = Community, data = Data} when State#state.v2c =:= true -> ?vlog("v2c, community: ~s", [Community]), HS = ?empty_msg_size + length(Community), - v1_v2c_proc('version-2', NoteStore, Community, - TDomain, TAddress, - LocalEngineID, Data, HS, Log, Packet); + v1_v2c_proc( + 'version-2', NoteStore, Community, From, + LocalEngineID, Data, HS, Log, Packet); #message{version = 'version-3', vsn_hdr = V3Hdr, data = Data} when State#state.v3 =:= true -> @@ -154,9 +162,9 @@ process_packet(Packet, TDomain, TAddress, LocalEngineID, [V3Hdr#v3_hdr.msgID, V3Hdr#v3_hdr.msgFlags, V3Hdr#v3_hdr.msgSecurityModel]), - v3_proc(NoteStore, Packet, - TDomain, TAddress, - LocalEngineID, V3Hdr, Data, Log); + v3_proc( + NoteStore, Packet, From, + LocalEngineID, V3Hdr, Data, Log); {'EXIT', {bad_version, Vsn}} -> ?vtrace("exit: bad version: ~p",[Vsn]), @@ -183,11 +191,32 @@ discarded_pdu(Variable) -> inc(Variable). %%----------------------------------------------------------------- %% Handles a Community based message (v1 or v2c). %%----------------------------------------------------------------- -v1_v2c_proc(Vsn, NoteStore, Community, Domain, - {Ip, Udp}, LocalEngineID, - Data, HS, Log, Packet) -> - TDomain = snmp_conf:mk_tdomain(Domain), - TAddress = snmp_conf:mk_taddress(Domain, Ip, Udp), +v1_v2c_proc( + Vsn, NoteStore, Community, From, + LocalEngineID, Data, HS, Log, Packet) -> + try + case From of + {D, A} when is_atom(D) -> + {snmp_conf:mk_tdomain(D), + snmp_conf:mk_taddress(D, A)}; + {_, P} = A when is_integer(P) -> + {snmp_conf:mk_tdomain(), + snmp_conf:mk_taddress(A)} + end + of + {TDomain, TAddress} -> + v1_v2c_proc_dec( + Vsn, NoteStore, Community, TDomain, TAddress, + LocalEngineID, Data, HS, Log, Packet) + catch + _ -> + {discarded, {badarg, From}} + end. + + +v1_v2c_proc_dec( + Vsn, NoteStore, Community, TDomain, TAddress, + LocalEngineID, Data, HS, Log, Packet) -> AgentMS = get_engine_max_message_size(LocalEngineID), MgrMS = snmp_community_mib:get_target_addr_ext_mms(TDomain, TAddress), PduMS = case MgrMS of @@ -214,7 +243,7 @@ v1_v2c_proc(Vsn, NoteStore, Community, Domain, case Pdu#pdu.type of 'set-request' -> %% Check if this message has already been processed - Key = {agent, Ip, ReqId}, + Key = {agent, {TDomain, TAddress}, ReqId}, case snmp_note_store:get_note(NoteStore, Key) of undefined -> %% Set the processed note _after_ pdu processing. @@ -236,13 +265,7 @@ v1_v2c_proc(Vsn, NoteStore, Community, Domain, {discarded, Reason}; _TrapPdu -> {discarded, trap_pdu} - end; -v1_v2c_proc(_Vsn, _NoteStore, _Community, snmpUDPDomain, TAddress, - _LocalEngineID, _Data, _HS, _Log, _Packet) -> - {discarded, {badarg, TAddress}}; -v1_v2c_proc(_Vsn, _NoteStore, _Community, TDomain, _TAddress, - _LocalEngineID, _Data, _HS, _Log, _Packet) -> - {discarded, {badarg, TDomain}}. + end. sec_model('version-1') -> ?SEC_V1; sec_model('version-2') -> ?SEC_V2C. @@ -252,8 +275,7 @@ sec_model('version-2') -> ?SEC_V2C. %% Handles a SNMPv3 Message, following the procedures in rfc2272, %% section 4.2 and 7.2 %%----------------------------------------------------------------- -v3_proc(NoteStore, Packet, _TDomain, _TAddress, LocalEngineID, - V3Hdr, Data, Log) -> +v3_proc(NoteStore, Packet, _From, LocalEngineID, V3Hdr, Data, Log) -> case (catch v3_proc(NoteStore, Packet, LocalEngineID, V3Hdr, Data, Log)) of {'EXIT', Reason} -> exit(Reason); @@ -999,7 +1021,7 @@ generate_discovery_msg(NoteStore, {TDomain, TAddress}, InitialUserName, ContextName, Timeout) -> - {ok, {_Domain, Address}} = transform_taddr(TDomain, TAddress), + {ok, {Domain, Address}} = transform_taddr(TDomain, TAddress), %% 7.1.7 ?vdebug("generate_discovery_msg -> 7.1.7 (~w)", [ManagerEngineID]), @@ -1041,7 +1063,7 @@ generate_discovery_msg(NoteStore, {TDomain, TAddress}, %% Log(Packet), inc_snmp_out_vars(Pdu), ?vdebug("generate_discovery_msg -> done", []), - {Packet, Address}; + {Domain, Address, Packet}; Error -> throw(Error) @@ -1081,8 +1103,22 @@ transform_taddr(?transportDomainUdpIpv4, [A, B, C, D, P1, P2]) -> {ok, {Domain, Address}}; transform_taddr(?transportDomainUdpIpv4, BadAddr) -> {error, {bad_transportDomainUdpIpv4_address, BadAddr}}; -transform_taddr(?transportDomainUdpIpv6, - [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]) -> +transform_taddr( + ?transportDomainUdpIpv6, + [A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15, A16, + P1, P2]) -> + Domain = transportDomainUdpIpv6, + Addr = + {(A1 bsl 8) bor A2, (A3 bsl 8) bor A4, + (A5 bsl 8) bor A6, (A7 bsl 8) bor A8, + (A9 bsl 8) bor A10, (A11 bsl 8) bor A12, + (A13 bsl 8) bor A14, (A15 bsl 8) bor A16}, + Port = P1 bsl 8 + P2, + Address = {Addr, Port}, + {ok, {Domain, Address}}; +transform_taddr( + ?transportDomainUdpIpv6, + [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]) -> Domain = transportDomainUdpIpv6, Addr = {A1, A2, A3, A4, A5, A6, A7, A8}, Port = P1 bsl 8 + P2, @@ -1171,6 +1207,9 @@ mk_v1_v2_packet_list([{Domain, Addr} | T], %% Sending from default UDP port inc_snmp_out_vars(Pdu), Entry = {Domain, Addr, Packet}, + %% It would be cleaner to return {To, Packet} to not + %% break the abstraction for an address on the + %% {Domain, Address} format. mk_v1_v2_packet_list(T, Packet, Len, Pdu, [Entry | Acc]). @@ -1277,6 +1316,9 @@ mk_v3_packet_entry(NoteStore, Domain, Addr, req_id = Pdu#pdu.request_id}, snmp_note_store:set_note(NoteStore, 1500, CacheKey, CacheVal), inc_snmp_out_vars(Pdu), + %% It would be cleaner to return {To, Packet} to not + %% break the abstraction for an address on the + %% {Domain, Address} format. {ok, {Domain, Addr, Data}} end. diff --git a/lib/snmp/src/agent/snmpa_net_if.erl b/lib/snmp/src/agent/snmpa_net_if.erl index 79c85a6e4e..840d56d563 100644 --- a/lib/snmp/src/agent/snmpa_net_if.erl +++ b/lib/snmp/src/agent/snmpa_net_if.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2011. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -35,18 +35,27 @@ -include("snmp_debug.hrl"). -include("snmp_verbosity.hrl"). --record(state, {parent, - note_store, - master_agent, - usock, - usock_opts, - mpd_state, - log, - reqs = [], - debug = false, - limit = infinity, - rcnt = [], - filter}). +-record(state, + {parent, + note_store, + master_agent, + transports = [], +%% usock, +%% usock_opts, + mpd_state, + log, + reqs = [], + debug = false, + limit = infinity, +%% rcnt = [], + filter}). +%% domain = snmpUDPDomain}). + +-record(transport, + {socket, + domain = snmpUDPDomain, + opts = [], + req_refs = []}). -ifndef(default_verbosity). -define(default_verbosity,silence). @@ -104,13 +113,9 @@ get_request_limit(Pid) -> set_request_limit(Pid, NewLimit) -> call(Pid, {set_request_limit, NewLimit}). -get_port() -> - {value, UDPPort} = snmp_framework_mib:intAgentUDPPort(get), - UDPPort. - -get_address() -> - {value, IPAddress} = snmp_framework_mib:intAgentIpAddress(get), - IPAddress. +get_transports() -> + {value, Transports} = snmp_framework_mib:intAgentTransports(get), + Transports. filter_reset(Pid) -> Pid ! filter_reset. @@ -129,7 +134,22 @@ init(Prio, NoteStore, MasterAgent, Parent, Opts) -> case (catch do_init(Prio, NoteStore, MasterAgent, Parent, Opts)) of {ok, State} -> proc_lib:init_ack({ok, self()}), - loop(State); + try loop(State) + catch + C:E when C =/= exit, E =/= shutdown -> + Fmt = + "loop/1 EXCEPTION ~w:~w~n" + " ~p", + S = erlang:get_stacktrace(), + case C of + exit -> + %% Externally killed, root cause is elsewhere + info_msg(Fmt, [C, E, S]); + _ -> + error_msg(Fmt, [C, E, S]) + end, + erlang:raise(C, E, S) + end; {error, Reason} -> config_err("failed starting net-if: ~n~p", [Reason]), proc_lib:init_ack({error, Reason}); @@ -147,12 +167,6 @@ do_init(Prio, NoteStore, MasterAgent, Parent, Opts) -> put(verbosity,get_verbosity(Opts)), ?vlog("starting",[]), - %% -- Port and address -- - UDPPort = get_port(), - ?vdebug("port: ~w",[UDPPort]), - IPAddress = get_address(), - ?vdebug("addr: ~w",[IPAddress]), - %% -- Versions -- Vsns = get_vsns(Opts), ?vdebug("vsns: ~w",[Vsns]), @@ -162,39 +176,45 @@ do_init(Prio, NoteStore, MasterAgent, Parent, Opts) -> ?vdebug("Limit: ~w", [Limit]), FilterOpts = get_filter_opts(Opts), FilterMod = create_filter(FilterOpts), - ?vdebug("FilterMod: ~w", [FilterMod]), + ?vdebug("FilterMod: ~w FilterOpts: ~p", [FilterMod,FilterOpts]), %% -- Audit trail log Log = create_log(), ?vdebug("Log: ~w",[Log]), - - %% -- Socket -- - IPOpts1 = ip_opt_bind_to_ip_address(Opts, IPAddress), - IPOpts2 = ip_opt_no_reuse_address(Opts), - IPOpts3 = ip_opt_recbuf(Opts), - IPOpts4 = ip_opt_sndbuf(Opts), - IPOpts = [binary | IPOpts1 ++ IPOpts2 ++ IPOpts3 ++ IPOpts4], - ?vdebug("open socket with options: ~w",[IPOpts]), - case gen_udp_open(UDPPort, IPOpts) of - {ok, Sock} -> + DomainAddresses = get_transports(), + ?vdebug("DomainAddresses: ~w",[DomainAddresses]), + try + [begin + SocketOpts = socket_opts(Domain, Address, Opts), + Socket = socket_open(Domain, SocketOpts), + active_once(Socket), + #transport{ + socket = Socket, + domain = Domain, + opts = SocketOpts} + end || {Domain, Address} <- DomainAddresses] + of + [] -> + ?vinfo("No transports configured: ~p", [DomainAddresses]), + {error, {no_transports,DomainAddresses}}; + Transports -> MpdState = snmpa_mpd:init(Vsns), - init_counters(), - active_once(Sock), + init_counters(), S = #state{parent = Parent, note_store = NoteStore, master_agent = MasterAgent, mpd_state = MpdState, - usock = Sock, - usock_opts = IPOpts, + transports = Transports, log = Log, limit = Limit, filter = FilterMod}, ?vdebug("started with MpdState: ~p", [MpdState]), - {ok, S}; - {error, Reason} -> - ?vinfo("Failed to open UDP socket: ~p", [Reason]), - {error, {udp_open, UDPPort, Reason}} + {ok, S} + catch + Error -> + ?vinfo("Failed to initialize socket(s): ~p", [Error]), + {error, Error} end. @@ -250,48 +270,84 @@ create_filter(BadOpts) -> throw({error, {bad_filter_opts, BadOpts}}). -log({_, []}, _, _, _, _) -> +log({_, []}, _, _, _) -> ok; -log({Log, Types}, 'set-request', Packet, Addr, Port) -> +log({Log, Types}, 'set-request', Packet, Address) -> case lists:member(write, Types) of true -> - snmp_log:log(Log, Packet, Addr, Port); + snmp_log:log(Log, Packet, format_address(Address)); false -> ok end; -log({Log, Types}, _, Packet, Addr, Port) -> +log({Log, Types}, _, Packet, Address) -> case lists:member(read, Types) of true -> - snmp_log:log(Log, Packet, Addr, Port); + snmp_log:log(Log, Packet, format_address(Address)); false -> ok - end; -log(_, _, _, _, _) -> - ok. - - -gen_udp_open(Port, Opts) -> + end. + +format_address(Address) -> + iolist_to_binary(snmp_conf:mk_addr_string(Address)). + + +socket_open(snmpUDPDomain = Domain, [IpPort | Opts]) -> case init:get_argument(snmp_fd) of {ok, [[FdStr]]} -> Fd = list_to_integer(FdStr), - gen_udp:open(0, [{fd, Fd}|Opts]); + ?vdebug("socket_open(~p, [~p | ~p]) Fd: ~p", + [Domain, IpPort, Opts, Fd]), + gen_udp_open(IpPort, [{fd, Fd} | Opts]); error -> case init:get_argument(snmpa_fd) of {ok, [[FdStr]]} -> Fd = list_to_integer(FdStr), - gen_udp:open(0, [{fd, Fd}|Opts]); + ?vdebug("socket_open(~p, [~p | ~p]) Fd: ~p", + [Domain, IpPort, Opts, Fd]), + gen_udp_open(IpPort, [{fd, Fd} | Opts]); error -> - gen_udp:open(Port, Opts) + ?vdebug("socket_open(~p, [~p | ~p])", + [Domain, IpPort, Opts]), + gen_udp_open(IpPort, Opts) end + end; +socket_open(Domain, [IpPort | Opts]) + when Domain =:= transportDomainUdpIpv4; + Domain =:= transportDomainUdpIpv6 -> + ?vdebug("socket_open(~p, [~p | ~p])", [Domain, IpPort, Opts]), + gen_udp_open(IpPort, Opts); +socket_open(Domain, Opts) -> + throw({socket_open, Domain, Opts}). + +gen_udp_open(IpPort, Opts) -> + case gen_udp:open(IpPort, Opts) of + {ok, Socket} -> + Socket; + {error, Reason} -> + throw({udp_open, IpPort, Reason}) end. -loop(S) -> + +loop(#state{transports = Transports, limit = Limit, parent = Parent} = S) -> + ?vdebug("loop(~p)", [S]), receive - {udp, _UdpId, Ip, Port, Packet} -> - ?vlog("got paket from ~w:~w",[Ip,Port]), - NewS = maybe_handle_recv(S, Ip, Port, Packet), - loop(NewS); + {udp, Socket, IpAddr, IpPort, Packet} = Msg when is_port(Socket) -> + ?vlog("got paket from ~w:~w on ~w", [IpAddr, IpPort, Socket]), + case lists:keyfind(Socket, #transport.socket, Transports) of + #transport{socket = Socket, domain = Domain} = Transport -> + From = + case Domain of + snmpUDPDomain -> + {IpAddr, IpPort}; + _ -> + {Domain, {IpAddr, IpPort}} + end, + loop(maybe_handle_recv(S, Transport, From, Packet)); + false -> + error_msg("Packet on unknown port: ~p", [Msg]), + loop(S) + end; {info, ReplyRef, Pid} -> Info = get_info(S), @@ -299,47 +355,78 @@ loop(S) -> loop(S); %% response (to get/get_next/get_bulk/set requests) - {snmp_response, Vsn, RePdu, Type, ACMData, Dest, []} -> + {snmp_response, Vsn, RePdu, Type, ACMData, To, Extra} -> ?vlog("reply pdu: " "~n ~s", [?vapply(snmp_misc, format, [256, "~w", [RePdu]])]), - NewS = maybe_handle_reply_pdu(S, Vsn, RePdu, Type, ACMData, Dest), - loop(NewS); + {_, ReqRef} = lists:keyfind(request_ref, 1, Extra), + case + case + (Limit =/= infinity) andalso + select_transport_from_req_ref(ReqRef, Transports) + of + false -> + select_transport_from_domain( + address_to_domain(To), + Transports); + T -> + T + end + of + false -> + error_msg( + "Can not find transport for response PDU to: ~s", + [format_address(To)]), + loop(S); + Transport -> + NewS = update_req_counter_outgoing(S, Transport, ReqRef), + maybe_handle_reply_pdu( + NewS, Transport, Vsn, RePdu, Type, ACMData, To), + loop(NewS) + end; %% Traps/notification - {send_pdu, Vsn, Pdu, MsgData, To} -> - ?vdebug("send pdu: " - "~n Pdu: ~p" - "~n To: ~p", [Pdu, To]), - NewS = maybe_handle_send_pdu(S, Vsn, Pdu, MsgData, To, undefined), + {send_pdu, Vsn, Pdu, MsgData, TDomAddrs} -> + ?vdebug("send pdu:~n" + " Pdu: ~p~n" + " TDomAddrs: ~p", [Pdu, TDomAddrs]), + NewS = + maybe_handle_send_pdu( + S, Vsn, Pdu, MsgData, TDomAddrs, undefined), loop(NewS); %% We dont use the extra-info at this time, ... - {send_pdu, Vsn, Pdu, MsgData, To, _ExtraInfo} -> - ?vdebug("send pdu: " - "~n Pdu: ~p" - "~n To: ~p", [Pdu, To]), - NewS = maybe_handle_send_pdu(S, Vsn, Pdu, MsgData, To, undefined), + {send_pdu, Vsn, Pdu, MsgData, TDomAddrs, _ExtraInfo} -> + ?vdebug("send pdu:~n" + " Pdu: ~p~n" + " TDomAddrs: ~p", [Pdu, TDomAddrs]), + NewS = + maybe_handle_send_pdu( + S, Vsn, Pdu, MsgData, TDomAddrs, undefined), loop(NewS); %% Informs - {send_pdu_req, Vsn, Pdu, MsgData, To, From} -> - ?vdebug("send pdu request: " - "~n Pdu: ~p" - "~n To: ~p" - "~n From: ~p", - [Pdu, To, toname(From)]), - NewS = maybe_handle_send_pdu(S, Vsn, Pdu, MsgData, To, From), + {send_pdu_req, Vsn, Pdu, MsgData, TDomAddrs, From} -> + ?vdebug("send pdu request:~n" + " Pdu: ~p~n" + " TDomAddrs: ~p~n" + " From: ~p", + [Pdu, TDomAddrs, toname(From)]), + NewS = + maybe_handle_send_pdu( + S, Vsn, Pdu, MsgData, TDomAddrs, From), loop(NewS); %% We dont use the extra-info at this time, ... - {send_pdu_req, Vsn, Pdu, MsgData, To, From, _ExtraInfo} -> - ?vdebug("send pdu request: " - "~n Pdu: ~p" - "~n To: ~p" - "~n From: ~p", - [Pdu, To, toname(From)]), - NewS = maybe_handle_send_pdu(S, Vsn, Pdu, MsgData, To, From), + {send_pdu_req, Vsn, Pdu, MsgData, TDomAddrs, From, _ExtraInfo} -> + ?vdebug("send pdu request:~n" + " Pdu: ~p~n" + " TDomAddrs: ~p~n" + " From: ~p", + [Pdu, TDomAddrs, toname(From)]), + NewS = + maybe_handle_send_pdu( + S, Vsn, Pdu, MsgData, TDomAddrs, From), loop(NewS); %% Discovery Inform @@ -365,15 +452,34 @@ loop(S) -> NewS = handle_send_discovery(S, Pdu, MsgData, To, From), loop(NewS); - {discarded_pdu, _Vsn, ReqId, _ACMData, Variable, _Extra} -> - ?vdebug("discard PDU: ~p", [Variable]), + {discarded_pdu, _Vsn, ReqId, _ACMData, Variable, Extra} -> + ?vdebug("discard PDU: ~p - ~p - ~p", + [Variable, Extra, Transports]), snmpa_mpd:discarded_pdu(Variable), - NewS = update_req_counter_outgoing(S, ReqId), - loop(NewS); + {_, ReqRef} = lists:keyfind(request_ref, 1, Extra), + if + Limit =:= infinity -> + %% The incoming PDU was not registered + loop(update_req_counter_outgoing(S, false, ReqRef)); + true -> + case + select_transport_from_req_ref(ReqRef, Transports) + of + false -> + error_msg( + "Can not find transport for discarded PDU: ~p", + [ReqId]), + loop(S); + Transport -> + loop( + update_req_counter_outgoing( + S, Transport, ReqRef)) + end + end; {get_log_type, ReplyRef, Pid} -> ?vdebug("get log type: ~p", []), - #state{log = {_, LogType}} = S, + {_, LogType} = S#state.log, Pid ! {ReplyRef, {ok, LogType}, self()}, loop(S); @@ -385,7 +491,6 @@ loop(S) -> {get_request_limit, ReplyRef, Pid} -> ?vdebug("get request limit: ~p", []), - #state{limit = Limit} = S, Pid ! {ReplyRef, {ok, Limit}, self()}, loop(S); @@ -409,36 +514,50 @@ loop(S) -> reset_counters(), loop(S); - {'EXIT', Parent, Reason} when Parent == S#state.parent -> + {'EXIT', Parent, Reason} -> ?vlog("parent (~p) exited: " "~n ~p", [Parent, Reason]), exit(Reason); - {'EXIT', Port, Reason} when Port == S#state.usock -> - UDPPort = get_port(), - NewS = - case gen_udp_open(UDPPort, S#state.usock_opts) of - {ok, Id} -> - error_msg("Port ~p exited for reason" - "~n ~p" - "~n Re-opened (~p)", [Port, Reason, Id]), - S#state{usock = Id}; - {error, ReopenReason} -> - error_msg("Port ~p exited for reason" - "~n ~p" - "~n Re-open failed with reason" - "~n ~p", - [Port, Reason, ReopenReason]), - ok - end, - loop(NewS); - - {'EXIT', Port, Reason} when is_port(Port) -> - error_msg("Exit message from port ~p for reason ~p~n", - [Port, Reason]), - loop(S); - - {'EXIT', Pid, Reason} -> + {'EXIT', Socket, Reason} when is_port(Socket) -> + case lists:keyfind(Socket, #transport.socket, Transports) of + #transport{ + socket = Socket, + domain = Domain, + opts = SocketOpts, + req_refs = ReqRefs} = Transport -> + try socket_open(Domain, SocketOpts) of + NewSocket -> + error_msg( + "Socket ~p exited for reason" + "~n ~p" + "~n Re-opened (~p)", + [Socket, Reason, NewSocket]), + (length(ReqRefs) < Limit) andalso + active_once(NewSocket), + S#state{ + transports = + lists:keyreplace( + Socket, #transport.socket, Transports, + Transport#transport{socket = NewSocket})} + catch + ReopenReason -> + error_msg( + "Socket ~p exited for reason" + "~n ~p" + "~n Re-open failed with reason" + "~n ~p", + [Socket, Reason, ReopenReason]), + exit(ReopenReason) + end; + false -> + error_msg( + "Exit message from port ~p for reason ~p~n", + [Socket, Reason]), + loop(S) + end; + + {'EXIT', Pid, Reason} when is_pid(Pid) -> ?vlog("~p exited: " "~n ~p", [Pid, Reason]), NewS = clear_reqs(Pid, S), @@ -446,205 +565,321 @@ loop(S) -> {system, From, Msg} -> ?vdebug("system event ~p from ~p", [Msg, From]), - sys:handle_system_msg(Msg, From, S#state.parent, ?MODULE, [], S); + sys:handle_system_msg(Msg, From, Parent, ?MODULE, [], S); _ -> loop(S) end. -update_req_counter_incomming(#state{limit = infinity, usock = Sock} = S, _) -> - active_once(Sock), %% No limit so activate directly +update_req_counter_incoming( + #state{limit = infinity} = S, + #transport{socket = Socket}, + _ReqRef) -> + active_once(Socket), %% No limit so activate directly S; -update_req_counter_incomming(#state{limit = Limit, - rcnt = RCnt, - usock = Sock} = S, Rid) - when length(RCnt) + 1 == Limit -> +update_req_counter_incoming( + #state{limit = Limit} = S, + #transport{socket = Socket, req_refs = ReqRefs} = T, + ReqRef) when length(ReqRefs) + 1 >= Limit -> %% Ok, one more and we are at the limit. %% Just make sure we are not already processing this one... - case lists:member(Rid, RCnt) of + case lists:member(ReqRef, ReqRefs) of false -> %% We are at the limit, do _not_ activate socket - S#state{rcnt = [Rid|RCnt]}; + update_transport_req_refs(S, T, [ReqRef | ReqRefs]); true -> - active_once(Sock), + active_once(Socket), S end; -update_req_counter_incomming(#state{rcnt = RCnt, - usock = Sock} = S, Rid) -> - active_once(Sock), - case lists:member(Rid, RCnt) of +update_req_counter_incoming( + #state{} = S, + #transport{socket = Socket, req_refs = ReqRefs} = T, + ReqRef) -> + active_once(Socket), + case lists:member(ReqRef, ReqRefs) of false -> - S#state{rcnt = [Rid|RCnt]}; + update_transport_req_refs(S, T, [ReqRef | ReqRefs]); true -> S end. - -update_req_counter_outgoing(#state{limit = infinity} = S, _Rid) -> +update_req_counter_outgoing( + #state{limit = infinity} = S, + _Transport, _ReqRef) -> %% Already activated (in the incoming function) S; -update_req_counter_outgoing(#state{limit = Limit, - rcnt = RCnt, - usock = Sock} = S, Rid) - when length(RCnt) == Limit -> - ?vtrace("handle_req_counter_outgoing(~w) -> entry with" - "~n Rid: ~w" - "~n length(RCnt): ~w", [Limit, Rid, length(RCnt)]), - case lists:delete(Rid, RCnt) of - NewRCnt when length(NewRCnt) < Limit -> +update_req_counter_outgoing( + #state{limit = Limit} = S, + #transport{socket = Socket, req_refs = ReqRefs} = Transport, + ReqRef) -> + LengthReqRefs = length(ReqRefs), + ?vtrace("update_req_counter_outgoing() -> entry with~n" + " Limit: ~w~n" + " ReqRef: ~w~n" + " length(ReqRefs): ~w", [Limit, ReqRef, LengthReqRefs]), + NewReqRefs = lists:delete(ReqRef, ReqRefs), + (LengthReqRefs >= Limit) andalso (length(NewReqRefs) < Limit) andalso + begin ?vtrace("update_req_counter_outgoing -> " - "passed below limit: activate", []), - active_once(Sock), - S#state{rcnt = NewRCnt}; - _ -> - S - end; -update_req_counter_outgoing(#state{limit = Limit, rcnt = RCnt} = S, - Rid) -> - ?vtrace("handle_req_counter_outgoing(~w) -> entry with" - "~n Rid: ~w" - "~n length(RCnt): ~w", [Limit, Rid, length(RCnt)]), - NewRCnt = lists:delete(Rid, RCnt), - S#state{rcnt = NewRCnt}. - - -maybe_handle_recv(#state{usock = Sock, filter = FilterMod} = S, - Ip, Port, Packet) -> - case (catch FilterMod:accept_recv(Ip, Port)) of + "passed below limit: activate", []), + active_once(Socket) + end, + update_transport_req_refs(S, Transport, NewReqRefs). + +update_transport_req_refs( + #state{transports = Transports} = S, + #transport{socket = Socket} = T, + ReqRefs) -> + S#state{ + transports = + lists:keyreplace( + Socket, #transport.socket, Transports, + T#transport{req_refs = ReqRefs})}. + + +maybe_handle_recv( + #state{filter = FilterMod} = S, + #transport{socket = Socket} = Transport, + From, Packet) -> + {From_1, From_2} = From, + case + try FilterMod:accept_recv(From_1, From_2) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_recv(~p, ~p) crashed: ~w:~w~n ~p", + [From_1,From_2,Class,Exception,erlang:get_stacktrace()]), + true + end + of false -> %% Drop the received packet inc(netIfMsgInDrops), - active_once(Sock), + active_once(Socket), S; - _ -> - handle_recv(S, Ip, Port, Packet) + Other -> + case Other of + true -> + ok; + _ -> + error_msg( + "FilterMod:accept_recv(~p, ~p) returned: ~p", + [From_1,From_2,Other]) + end, + handle_recv(S, Transport, From, Packet) end. -handle_discovery_response(_Ip, _Port, #pdu{request_id = ReqId} = Pdu, - ManagerEngineId, - #state{usock = Sock, reqs = Reqs} = S) -> - case lists:keysearch(ReqId, 1, S#state.reqs) of - {value, {_, Pid}} -> - active_once(Sock), - Pid ! {snmp_discovery_response_received, Pdu, ManagerEngineId}, - NReqs = lists:keydelete(ReqId, 1, Reqs), - S#state{reqs = NReqs}; - _ -> - %% Ouch, timeout? resend? - S - end. - -handle_recv(#state{usock = Sock, - mpd_state = MpdState, - note_store = NS, - log = Log} = S, Ip, Port, Packet) -> +handle_recv( + #state{mpd_state = MpdState, note_store = NS, log = Log} = S, + #transport{socket = Socket} = Transport, + From, Packet) -> put(n1, erlang:now()), - LogF = fun(Type, Data) -> - log(Log, Type, Data, Ip, Port) - end, - Domain = snmp_conf:which_domain(Ip), % What the ****... - case (catch snmpa_mpd:process_packet(Packet, - Domain, {Ip, Port}, - MpdState, NS, LogF)) of + LogF = + fun(Type, Data) -> + log(Log, Type, Data, From) + end, + case (catch snmpa_mpd:process_packet( + Packet, From, MpdState, NS, LogF)) of {ok, _Vsn, Pdu, _PduMS, {discovery, ManagerEngineId}} -> - handle_discovery_response(Ip, Port, Pdu, ManagerEngineId, S); + handle_discovery_response( + S, Transport, From, Pdu, ManagerEngineId); {ok, _Vsn, Pdu, _PduMS, discovery} -> - handle_discovery_response(Ip, Port, Pdu, undefined, S); + handle_discovery_response( + S, Transport, From, Pdu, undefined); {ok, Vsn, Pdu, PduMS, ACMData} -> ?vlog("got pdu ~s", [?vapply(snmp_misc, format, [256, "~w", [Pdu]])]), - %% handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, S); - maybe_handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, S); + %% handle_recv_pdu(S, Transport, From, Vsn, Pdu, PduMS, ACMData); + maybe_handle_recv_pdu( + S, Transport, From, Vsn, Pdu, PduMS, ACMData); {discarded, Reason} -> ?vlog("packet discarded for reason: ~s", [?vapply(snmp_misc, format, [256, "~w", [Reason]])]), - active_once(Sock), + active_once(Socket), S; {discarded, Reason, ReportPacket} -> ?vlog("sending report for reason: " "~n ~s", [?vapply(snmp_misc, format, [256, "~w", [Reason]])]), - (catch udp_send(S#state.usock, Ip, Port, ReportPacket)), - active_once(Sock), + (catch udp_send(Socket, From, ReportPacket)), + active_once(Socket), S; {discovery, ReportPacket} -> ?vlog("sending discovery report", []), - (catch udp_send(S#state.usock, Ip, Port, ReportPacket)), - active_once(Sock), + (catch udp_send(Socket, From, ReportPacket)), + active_once(Socket), S; Error -> error_msg("processing of received message failed: " "~n ~p", [Error]), - active_once(Sock), + active_once(Socket), S end. - -maybe_handle_recv_pdu(Ip, Port, Vsn, #pdu{type = Type} = Pdu, PduMS, ACMData, - #state{usock = Sock, filter = FilterMod} = S) -> - case (catch FilterMod:accept_recv_pdu(Ip, Port, Type)) of + +handle_discovery_response( + #state{reqs = Reqs} = S, + #transport{socket = Socket}, + _From, + #pdu{request_id = ReqId} = Pdu, + ManagerEngineId) -> + case lists:keyfind(ReqId, 1, S#state.reqs) of + {ReqId, Pid} -> + active_once(Socket), + Pid ! {snmp_discovery_response_received, Pdu, ManagerEngineId}, + %% XXX Strange... Reqs from this Pid should be reaped + %% at process exit by clear_reqs/2 so the following + %% should be redundant. + NReqs = lists:keydelete(ReqId, 1, Reqs), + S#state{reqs = NReqs}; + false -> + %% Ouch, timeout? resend? + S + end. + +maybe_handle_recv_pdu( + #state{filter = FilterMod} = S, + #transport{socket = Socket} = Transport, + From, Vsn, + #pdu{type = Type} = Pdu, PduMS, ACMData) -> + {From_1, From_2} = From, + case + try FilterMod:accept_recv_pdu(From_1, From_2, Type) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_recv_pdu(~p, ~p, ~p) crashed: ~w:~w~n" + " ~p", + [From_1,From_2,Type,Class,Exception, + erlang:get_stacktrace()]), + true + end + of false -> inc(netIfPduInDrops), - active_once(Sock), - ok; - _ -> - handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, S) - end; -maybe_handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, S) -> - handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, S). + active_once(Socket), + S; + Other -> + case Other of + true -> + ok; + _ -> + error_msg( + "FilterMod:accept_recv_pdu(~p, ~p, ~p) returned: ~p", + [From_1,From_2,Type,Other]) + end, + handle_recv_pdu(S, Transport, From, Vsn, Pdu, PduMS, ACMData) + end. -handle_recv_pdu(Ip, Port, Vsn, #pdu{type = 'get-response'} = Pdu, - _PduMS, _ACMData, #state{usock = Sock} = S) -> - active_once(Sock), - handle_response(Vsn, Pdu, {Ip, Port}, S), +handle_recv_pdu( + #state{reqs = Reqs} = S, + #transport{socket = Socket}, + From, Vsn, + #pdu{type = 'get-response', request_id = ReqId} = Pdu, + _PduMS, _ACMData) -> + active_once(Socket), + case lists:keyfind(ReqId, 1, Reqs) of + {ReqId, Pid} -> + ?vdebug("handle_recv_pdu -> " + "~n send response to receiver ~p", [Pid]), + Pid ! {snmp_response_received, Vsn, Pdu, From}; + false -> + ?vdebug("handle_recv_pdu -> " + "~n No receiver available for response pdu", []) + end, S; -handle_recv_pdu(Ip, Port, Vsn, #pdu{request_id = Rid, type = Type} = Pdu, - PduMS, ACMData, #state{master_agent = Pid} = S) - when ((Type =:= 'get-request') orelse - (Type =:= 'get-next-request') orelse - (Type =:= 'get-bulk-request')) -> - ?vtrace("handle_recv_pdu -> received get (~w)", [Type]), - Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, {Ip, Port}, []}, - update_req_counter_incomming(S, Rid); -handle_recv_pdu(Ip, Port, Vsn, Pdu, PduMS, ACMData, - #state{usock = Sock, master_agent = Pid} = S) -> +handle_recv_pdu( + #state{master_agent = Pid} = S, + #transport{} = Transport, + From, Vsn, + #pdu{type = Type} = Pdu, + PduMS, ACMData) + when Type =:= 'set-request'; + Type =:= 'get-request'; + Type =:= 'get-next-request'; + Type =:= 'get-bulk-request' -> + ?vtrace("handle_recv_pdu -> received request (~w)", [Type]), + ReqRef = make_ref(), + Extra = [{request_ref, ReqRef}], + Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, From, Extra}, + NewS = update_req_counter_incoming(S, Transport, ReqRef), + ?vdebug("handle_recv_pdu -> ~p", [NewS]), + NewS; +handle_recv_pdu( + #state{master_agent = Pid} = S, + #transport{socket = Socket}, + From, Vsn, Pdu, PduMS, ACMData) -> ?vtrace("handle_recv_pdu -> received other request", []), - active_once(Sock), - Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, {Ip, Port}, []}, + active_once(Socket), + Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, From, []}, S. -maybe_handle_reply_pdu(#state{filter = FilterMod} = S, Vsn, - #pdu{request_id = Rid} = Pdu, - Type, ACMData, {Ip, Port} = Dest) -> - S1 = update_req_counter_outgoing(S, Rid), - case (catch FilterMod:accept_send_pdu([{Ip, Port}], Type)) of +maybe_handle_reply_pdu( + #state{filter = FilterMod, transports = Transports} = S, + #transport{} = Transport, + Vsn, + #pdu{} = Pdu, + Type, ACMData, To) -> + %% + Addresses = [fix_filter_address(Transports, To)], + case + try + FilterMod:accept_send_pdu(Addresses, Type) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_send_pdu(~p, ~p) crashed: ~w:~w~n ~p", + [Addresses, Type, Class, Exception, + erlang:get_stacktrace()]), + true + end + of false -> inc(netIfPduOutDrops), ok; - _ -> - handle_reply_pdu(S1, Vsn, Pdu, Type, ACMData, Dest) - end, - S1. - -handle_reply_pdu(#state{log = Log, - usock = Sock, - filter = FilterMod}, - Vsn, Pdu, Type, ACMData, {Ip, Port}) -> - LogF = fun(Type2, Data) -> - log(Log, Type2, Data, Ip, Port) - end, + Other -> + case Other of + true -> + ok; + _ -> + error_msg( + "FilterMod:accept_send_pdu(~p, ~p) returned: ~p", + [Addresses,Type,Other]) + end, + handle_reply_pdu(S, Transport, Vsn, Pdu, Type, ACMData, To) + end. + +handle_reply_pdu( + #state{log = Log} = S, + #transport{} = Transport, + Vsn, + #pdu{} = Pdu, + Type, ACMData, To) -> + %% + LogF = + fun(Type2, Data) -> + log(Log, Type2, Data, To) + end, case (catch snmpa_mpd:generate_response_msg(Vsn, Pdu, Type, ACMData, LogF)) of {ok, Packet} -> ?vinfo("time in agent: ~w mysec", [time_in_agent()]), - maybe_udp_send(FilterMod, Sock, Ip, Port, Packet); + try maybe_udp_send(S, Transport, To, Packet) + catch + {Reason, Sz} -> + error_msg("Cannot send message " + "~n size: ~p" + "~n reason: ~p" + "~n pdu: ~p", + [Sz, Reason, Pdu]) + end; {discarded, Reason} -> ?vlog("handle_reply_pdu -> " "~n reply discarded for reason: ~s", @@ -652,105 +887,116 @@ handle_reply_pdu(#state{log = Log, ok; {'EXIT', Reason} -> user_err("failed generating response message: " - "~nPDU: ~w~n~w", [Pdu, Reason]) + "~nPDU: ~p~n~p", [Pdu, Reason]) end. - -process_taddrs(To) -> - process_taddrs(To, []). -process_taddrs([], Acc) -> - lists:reverse(Acc); -%% v3 -process_taddrs([{{_Domain, AddrAndPort}, _SecData}|T], Acc) -> - process_taddrs(T, [AddrAndPort|Acc]); -%% v1 & v2 -process_taddrs([{_Domain, AddrAndPort}|T], Acc) -> - process_taddrs(T, [AddrAndPort|Acc]). -merge_taddrs(To1, To2) -> - merge_taddrs(To1, To2, []). +maybe_handle_send_pdu( + #state{filter = FilterMod, transports = Transports} = S, + Vsn, Pdu, MsgData, TDomAddrSecs, From) -> -merge_taddrs([], _To2, Acc) -> - lists:reverse(Acc); -%% v3 -merge_taddrs([{{_, AddrAndPort}, _} = H|To1], To2, Acc) -> - case lists:member(AddrAndPort, To2) of - true -> - merge_taddrs(To1, To2, [H|Acc]); - false -> - merge_taddrs(To1, To2, Acc) - end; -%% v1 & v2 -merge_taddrs([{_, AddrAndPort} = H|To1], To2, Acc) -> - case lists:member(AddrAndPort, To2) of - true -> - merge_taddrs(To1, To2, [H|Acc]); - false -> - merge_taddrs(To1, To2, Acc) - end; -merge_taddrs([_Crap|To1], To2, Acc) -> - merge_taddrs(To1, To2, Acc). - - -maybe_handle_send_pdu(#state{filter = FilterMod} = S, - Vsn, Pdu, MsgData, To0, From) -> + ?vtrace("maybe_handle_send_pdu -> entry with~n" + " FilterMod: ~p~n" + " TDomAddrSecs: ~p", [FilterMod, TDomAddrSecs]), - ?vtrace("maybe_handle_send_pdu -> entry with" - "~n FilterMod: ~p" - "~n To0: ~p", [FilterMod, To0]), - - To1 = snmpa_mpd:process_taddrs(To0), - To2 = process_taddrs(To1), + DomAddrSecs = snmpa_mpd:process_taddrs(TDomAddrSecs), + AddressesToFilter = + case is_legacy_transports(Transports) of + true -> + [fix_filter_legacy_mpd_address(DAS) + || DAS <- DomAddrSecs]; + false -> + [fix_filter_mpd_address(DAS) + || DAS <- DomAddrSecs] + end, - case (catch FilterMod:accept_send_pdu(To2, pdu_type_of(Pdu))) of + Type = pdu_type_of(Pdu), + + case + try FilterMod:accept_send_pdu(AddressesToFilter, Type) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_send_pdu(~p, ~p) crashed: ~w:~w~n ~p", + [AddressesToFilter,Type, + Class,Exception,erlang:get_stacktrace()]), + true + end + of false -> inc(netIfPduOutDrops), ok; true -> - handle_send_pdu(S, Vsn, Pdu, MsgData, To1, From); - To3 when is_list(To3) -> - To4 = merge_taddrs(To1, To3), - ?vtrace("maybe_handle_send_pdu -> To4: " - "~n ~p", [To4]), - handle_send_pdu(S, Vsn, Pdu, MsgData, To4, From); - _ -> - handle_send_pdu(S, Vsn, Pdu, MsgData, To1, From) + handle_send_pdu(S, Vsn, Pdu, MsgData, DomAddrSecs, From); + FilteredAddresses when is_list(FilteredAddresses) -> + FilteredDomAddrSecs = + case is_legacy_transports(Transports) of + true -> + [DAS || + DAS <- DomAddrSecs, + lists:member( + fix_filter_legacy_mpd_address(DAS), + FilteredAddresses)]; + false -> + [DAS || + DAS <- DomAddrSecs, + lists:member( + fix_filter_mpd_address(DAS), + FilteredAddresses)] + end, + ?vtrace("maybe_handle_send_pdu -> FilteredDomAddrSecs:~n" + " ~p", [FilteredDomAddrSecs]), + handle_send_pdu(S, Vsn, Pdu, MsgData, FilteredDomAddrSecs, From); + Other -> + error_msg( + "FilterMod:accept_send_pdu(~p, ~p) returned: ~p", + [AddressesToFilter,Type,Other]), + handle_send_pdu(S, Vsn, Pdu, MsgData, DomAddrSecs, From) end. -handle_send_pdu(#state{note_store = NS} = S, Vsn, Pdu, MsgData, To, From) -> - - ?vtrace("handle_send_pdu -> entry with" - "~n Pdu: ~p" - "~n To: ~p", [Pdu, To]), +handle_send_pdu( + #state{note_store = NS} = S, + Vsn, Pdu, MsgData, DomAddrSecs, From) -> + %% + ?vtrace("handle_send_pdu -> entry with~n" + " Pdu: ~p~n" + " DomAddrSecs: ~p", [Pdu, DomAddrSecs]), - case (catch snmpa_mpd:generate_msg(Vsn, NS, Pdu, MsgData, To)) of + case (catch snmpa_mpd:generate_msg( + Vsn, NS, Pdu, MsgData, DomAddrSecs)) of {ok, Addresses} -> - handle_send_pdu(S, Pdu, Addresses); + do_handle_send_pdu(S, Pdu, Addresses); {discarded, Reason} -> ?vlog("handle_send_pdu -> " "~n PDU ~p not sent due to ~p", [Pdu, Reason]), ok; {'EXIT', Reason} -> user_err("failed generating message: " - "~nPDU: ~w~n~w", [Pdu, Reason]), + "~nPDU: ~p~n~p", [Pdu, Reason]), ok end, case From of undefined -> S; - Pid -> + Pid when is_pid(Pid) -> ?vtrace("link to ~p and add to request list", [Pid]), link(Pid), - NReqs = snmp_misc:keyreplaceadd(Pid, 2, S#state.reqs, - {Pdu#pdu.request_id, From}), + NReqs = + snmp_misc:keyreplaceadd( + Pid, 2, S#state.reqs, {Pdu#pdu.request_id, From}), S#state{reqs = NReqs} end. -handle_send_discovery(#state{note_store = NS} = S, - Pdu, MsgData, - To, From) -> +handle_send_discovery( + #state{ + note_store = NS, + log = Log, + reqs = Reqs, + transports = Transports} = S, + #pdu{type = Type, request_id = ReqId} = Pdu, + MsgData, To, From) when is_pid(From) -> ?vtrace("handle_send_discovery -> entry with" "~n Pdu: ~p" @@ -759,155 +1005,173 @@ handle_send_discovery(#state{note_store = NS} = S, "~n From: ~p", [Pdu, MsgData, To, From]), case (catch snmpa_mpd:generate_discovery_msg(NS, Pdu, MsgData, To)) of - {ok, {Packet, {Ip, Port}}} -> - handle_send_discovery(S, Pdu, Packet, Ip, Port, From); + {ok, {Domain, Address, Packet}} -> + case select_transport_from_domain(Domain, Transports) of + false -> + error_msg( + "Can not find transport to: ~s", + [format_address(To)]), + S; + #transport{socket = Socket} -> + log(Log, Type, Packet, {Domain, Address}), + udp_send(Socket, {Domain, Address}, Packet), + ?vtrace("handle_send_discovery -> sent (~w)", [ReqId]), + NReqs = snmp_misc:keyreplaceadd(From, 2, Reqs, {ReqId, From}), + S#state{reqs = NReqs} + end; {discarded, Reason} -> ?vlog("handle_send_discovery -> " "~n Discovery PDU ~p not sent due to ~p", [Pdu, Reason]), - ok; + S; {'EXIT', Reason} -> user_err("failed generating discovery message: " - "~n PDU: ~w" - "~n Reason: ~w", [Pdu, Reason]), - ok + "~n PDU: ~p" + "~n Reason: ~p", [Pdu, Reason]), + S end. -handle_send_discovery(#state{log = Log, - usock = Sock, - reqs = Reqs} = S, - #pdu{type = Type, - request_id = ReqId}, - Packet, Ip, Port, From) - when is_binary(Packet) -> - log(Log, Type, Packet, Ip, Port), - udp_send(Sock, Ip, Port, Packet), - ?vtrace("handle_send_discovery -> sent (~w)", [ReqId]), - NReqs = snmp_misc:keyreplaceadd(From, 2, Reqs, {ReqId, From}), - S#state{reqs = NReqs}. +do_handle_send_pdu(S, #pdu{type = Type} = Pdu, Addresses) -> + do_handle_send_pdu(S, Type, Pdu, Addresses); +do_handle_send_pdu(S, Trap, Addresses) -> + do_handle_send_pdu(S, trappdu, Trap, Addresses). -handle_send_pdu(S, #pdu{type = Type} = Pdu, Addresses) -> - handle_send_pdu(S, Type, Pdu, Addresses); -handle_send_pdu(S, Trap, Addresses) -> - handle_send_pdu(S, trappdu, Trap, Addresses). - -handle_send_pdu(S, Type, Pdu, Addresses) -> - case (catch handle_send_pdu1(S, Type, Addresses)) of +do_handle_send_pdu(S, Type, Pdu, Addresses) -> + try do_handle_send_pdu1(S, Type, Addresses) + catch {Reason, Sz} -> - error_msg("Cannot send message " - "~n size: ~p" - "~n reason: ~p" - "~n pdu: ~p", - [Sz, Reason, Pdu]); - _ -> - ok - end. - -handle_send_pdu1(#state{log = Log, - usock = Sock, - filter = FilterMod}, Type, Addresses) -> - SendFun = - fun({snmpUDPDomain, {Ip, Port}, Packet}) - when is_binary(Packet) -> - ?vdebug("[snmpUDPDomain] sending packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - ({snmpUDPDomain, {Ip, Port}, {Packet, _LogData}}) - when is_binary(Packet) -> - ?vdebug("[snmpUDPDomain] sending encrypted packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - ({transportDomainUdpIpv4, {Ip, Port}, Packet}) - when is_binary(Packet) -> - ?vdebug("[transportDomainUdpIpv4] sending packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - ({transportDomainUdpIpv4, {Ip, Port}, {Packet, _LogData}}) - when is_binary(Packet) -> - ?vdebug("[transportDomainUdpIpv4] sending encrypted packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - ({transportDomainUdpIpv6, {Ip, Port}, Packet}) - when is_binary(Packet) -> - ?vdebug("[transportDomainUdpIpv6] sending packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - ({transportDomainUdpIpv6, {Ip, Port}, {Packet, _LogData}}) - when is_binary(Packet) -> - ?vdebug("[transportDomainUdpIpv6] sending encrypted packet:" - "~n size: ~p" - "~n to: ~p:~p", - [sz(Packet), Ip, Port]), - maybe_udp_send(FilterMod, Log, Type, Sock, Ip, Port, Packet); - - (_X) -> - ?vlog("** bad res: ~p", [_X]), - ok - end, - lists:foreach(SendFun, Addresses). - - -handle_response(Vsn, Pdu, From, S) -> - case lists:keysearch(Pdu#pdu.request_id, 1, S#state.reqs) of - {value, {_, Pid}} -> - ?vdebug("handle_response -> " - "~n send response to receiver ~p", [Pid]), - Pid ! {snmp_response_received, Vsn, Pdu, From}; - _ -> - ?vdebug("handle_response -> " - "~n No receiver available for response pdu", []) + error_msg( + "Can not send message~n" + " size: ~p~n" + " reason: ~p~n" + " pdu: ~p", + [Sz, Reason, Pdu]) end. -maybe_udp_send(FilterMod, Sock, Ip, Port, Packet) -> - case (catch FilterMod:accept_send(Ip, Port)) of +do_handle_send_pdu1( + #state{transports = Transports} = S, + Type, Addresses) -> + lists:foreach( + fun ({Domain, Address, Packet}) when is_binary(Packet) -> + ?vdebug( + "[~w] sending packet:~n" + " size: ~p~n" + " to: ~p", [Domain, sz(Packet), Address]), + To = {Domain, Address}, + case select_transport_from_domain(Domain, Transports) of + false -> + error_msg( + "Can not find transport~n" + " size: ~p~n" + " to: ~s", + [sz(Packet), format_address(To)]); + Transport -> + maybe_udp_send(S, Transport, To, Packet) + end; + ({Domain, Address, {Packet, LogData}}) when is_binary(Packet) -> + ?vdebug( + "[~w] sending encrypted packet:~n" + " size: ~p~n" + " to: ~p", [Domain, sz(Packet), Address]), + To = {Domain, Address}, + case select_transport_from_domain(Domain, Transports) of + false -> + error_msg( + "Can not find transport~n" + " size: ~p~n" + " to: ~s", + [sz(Packet), format_address(To)]); + Transport -> + maybe_udp_send(S, Transport, To, Packet, Type, LogData) + end + end, + Addresses). + +maybe_udp_send( + #state{filter = FilterMod, transports = Transports}, + #transport{socket = Socket}, + To, Packet) -> + {To_1, To_2} = fix_filter_address(Transports, To), + case + try FilterMod:accept_send(To_1, To_2) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_send(~p, ~p) crashed: ~w:~w~n ~p", + [To_1,To_2,Class,Exception,erlang:get_stacktrace()]), + true + end + of false -> inc(netIfMsgOutDrops), ok; - _ -> - (catch udp_send(Sock, Ip, Port, Packet)) + Other -> + case Other of + true -> + ok; + _ -> + error_msg( + "FilterMod:accept_send(~p, ~p) returned: ~p", + [To_1,To_2,Other]) + end, + udp_send(Socket, To, Packet) end. -maybe_udp_send(FilterMod, AtLog, Type, Sock, Ip, Port, Packet) -> - case (catch FilterMod:accept_send(Ip, Port)) of +maybe_udp_send( + #state{log = Log, filter = FilterMod, transports = Transports}, + #transport{socket = Socket}, + To, Packet, Type, _LogData) -> + {To_1, To_2} = fix_filter_address(Transports, To), + case + try FilterMod:accept_send(To_1, To_2) + catch + Class:Exception -> + error_msg( + "FilterMod:accept_send(~p, ~p) crashed for: ~w:~w~n ~p", + [To_1, To_2, Class, Exception, erlang:get_stacktrace()]), + true + end + of false -> inc(netIfMsgOutDrops), ok; - _ -> - log(AtLog, Type, Packet, Ip, Port), - (catch udp_send(Sock, Ip, Port, Packet)) + Other -> + case Other of + true -> + ok; + _ -> + error_msg( + "FilterMod:accept_send(~p, ~p) returned: ~p", + [To_1,To_2,Other]) + end, + log(Log, Type, Packet, To), + udp_send(Socket, To, Packet) end. - -udp_send(UdpId, AgentIp, UdpPort, B) -> - case (catch gen_udp:send(UdpId, AgentIp, UdpPort, B)) of +udp_send(Socket, To, B) -> + {IpAddr, IpPort} = + case To of + {Domain, Addr} when is_atom(Domain) -> + Addr; + {_, P} = Addr when is_integer(P) -> + Addr + end, + try gen_udp:send(Socket, IpAddr, IpPort, B) of {error, emsgsize} -> %% From this message we cannot recover, so exit sending loop throw({emsgsize, sz(B)}); {error, ErrorReason} -> error_msg("[error] cannot send message " "(destination: ~p:~p, size: ~p, reason: ~p)", - [AgentIp, UdpPort, sz(B), ErrorReason]); - {'EXIT', ExitReason} -> - error_msg("[exit] cannot send message " - "(destination: ~p:~p, size: ~p, reason: ~p)", - [AgentIp, UdpPort, sz(B), ExitReason]); - _ -> + [IpAddr, IpPort, sz(B), ErrorReason]); + ok -> ok + catch + error:ExitReason -> + error_msg("[exit] cannot send message " + "(destination: ~p:~p, size: ~p, reason: ~p, at: ~p)", + [IpAddr, IpPort, sz(B), ExitReason, + erlang:get_stacktrace()]) end. sz(L) when is_list(L) -> length(L); @@ -957,6 +1221,75 @@ active_once(Sock) -> inet:setopts(Sock, [{active, once}]). +select_transport_from_req_ref(_, []) -> + false; +select_transport_from_req_ref( + ReqRef, + [#transport{req_refs = ReqRefs} = Transport | Transports]) -> + case lists:member(ReqRef, ReqRefs) of + true -> + Transport; + false -> + select_transport_from_req_ref(ReqRef, Transports) + end. + +select_transport_from_domain(Domain, Transports) when is_atom(Domain) -> + Pos = #transport.domain, + case lists:keyfind(Domain, Pos, Transports) of + #transport{domain = Domain} = Transport -> + Transport; + false when Domain == snmpUDPDomain -> + lists:keyfind(transportDomainUdpIpv4, Pos, Transports); + false when Domain == transportDomainUdpIpv4 -> + lists:keyfind(snmpUDPDomain, Pos, Transports); + false -> + false + end. + +address_to_domain({Domain, _Addr}) when is_atom(Domain) -> + Domain; +address_to_domain({_Ip, Port}) when is_integer(Port) -> + snmpUDPDomain. + +%% If the agent uses legacy snmpUDPDomain e.g has not set +%% intAgentTransportDomain, then make sure +%% snmpa_network_interface_filter gets legacy arguments +%% to not break backwards compatibility. +%% +fix_filter_address(Transports, Address) -> + case is_legacy_transports(Transports) of + true -> + case Address of + {Domain, Addr} when is_atom(Domain) -> + Addr; + {_, IpPort} = Addr when is_integer(IpPort) -> + Addr + end; + false -> + Address + end. + +is_legacy_transports([#transport{domain = snmpUDPDomain}]) -> + true; +is_legacy_transports([#transport{} | _]) -> + false. + +fix_filter_legacy_mpd_address(Domain_Address_SecData) -> + case Domain_Address_SecData of + {{Domain, Addr}, _SecData} when is_atom(Domain) -> % v3 + Addr; + {Domain, Addr} when is_atom(Domain) -> % v1 & v2 + Addr + end. + +fix_filter_mpd_address(Domain_Address_SecData) -> + case Domain_Address_SecData of + {{Domain, _Addr} = Address, _SecData} when is_atom(Domain) -> % v3 + Address; + {Domain, _Addr} = Address when is_atom(Domain) -> % v1 & v2 + Address + end. + %%%----------------------------------------------------------------- handle_set_log_type(#state{log = {Log, OldValue}} = State, NewType) @@ -1113,37 +1446,39 @@ get_counters([Counter|Counters], Acc) -> %% ---------------------------------------------------------------- -ip_opt_bind_to_ip_address(Opts, Ip) -> - case get_bind_to_ip_address(Opts) of - true -> - [{ip, list_to_tuple(Ip)}]; - _ -> - [] - end. - -ip_opt_no_reuse_address(Opts) -> - case get_no_reuse_address(Opts) of - false -> - [{reuseaddr, true}]; - _ -> - [] - end. - -ip_opt_recbuf(Opts) -> - case get_recbuf(Opts) of - use_default -> - []; - Sz -> - [{recbuf, Sz}] - end. - -ip_opt_sndbuf(Opts) -> - case get_sndbuf(Opts) of - use_default -> - []; - Sz -> - [{sndbuf, Sz}] - end. +socket_opts(Domain, {IpAddr, IpPort}, Opts) -> + [IpPort, % Picked off at socket open, separate argument + binary + | case snmp_conf:tdomain_to_family(Domain) of + inet6 = Family -> + [Family, {ipv6_v6only, true}]; + Family -> + [Family] + end ++ + case get_bind_to_ip_address(Opts) of + true -> + [{ip, IpAddr}]; + _ -> + [] + end ++ + case get_no_reuse_address(Opts) of + false -> + [{reuseaddr, true}]; + _ -> + [] + end ++ + case get_recbuf(Opts) of + use_default -> + []; + Sz -> + [{recbuf, Sz}] + end ++ + case get_sndbuf(Opts) of + use_default -> + []; + Sz -> + [{sndbuf, Sz}] + end]. %% ---------------------------------------------------------------- @@ -1203,6 +1538,9 @@ get_bind_to_ip_address(Opts) -> error_msg(F,A) -> ?snmpa_error("NET-IF server: " ++ F, A). +info_msg(F,A) -> + ?snmpa_info("NET-IF server: " ++ F, A). + %% --- user_err(F, A) -> @@ -1227,14 +1565,14 @@ call(Pid, Req) -> %% ---------------------------------------------------------------- -get_info(#state{usock = Id, reqs = Reqs}) -> +get_info(#state{transports = Transports, reqs = Reqs}) -> ProcSize = proc_mem(self()), - PortInfo = get_port_info(Id), Counters = get_counters(), - [{reqs, Reqs}, - {counters, Counters}, - {process_memory, ProcSize}, - {port_info, PortInfo}]. + [{reqs, Reqs}, + {counters, Counters}, + {process_memory, ProcSize} + | [{port_info, get_port_info(Socket)} + || #transport{socket = Socket} <- Transports]]. proc_mem(P) when is_pid(P) -> case (catch erlang:process_info(P, memory)) of diff --git a/lib/snmp/src/agent/snmpa_net_if_filter.erl b/lib/snmp/src/agent/snmpa_net_if_filter.erl index 989f7c95b3..dd77b143d0 100644 --- a/lib/snmp/src/agent/snmpa_net_if_filter.erl +++ b/lib/snmp/src/agent/snmpa_net_if_filter.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% Copyright Ericsson AB 2007-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -18,35 +18,49 @@ %% -module(snmpa_net_if_filter). --export([accept_recv/2, - accept_send/2, - accept_recv_pdu/3, - accept_send_pdu/2]). +%% Behaviour +-export([accept_recv/2, accept_send/2, accept_recv_pdu/3, accept_send_pdu/2]). -include("snmp_debug.hrl"). -accept_recv(_Addr, _Port) -> - ?d("accept_recv -> entry with" - "~n Addr: ~p" - "~n Port: ~p", [_Addr, _Port]), +accept_recv(Domain, _Address) when is_atom(Domain) -> + ?d("accept_recv -> entry with~n" + " Domain: ~p~n" + " Address: ~p", [Domain, _Address]), + true; +accept_recv(_Addr, Port) when is_integer(Port) -> + ?d("accept_recv -> entry with~n" + " Addr: ~p~n" + " Port: ~p", [_Addr, Port]), true. -accept_send(_Addr, _Port) -> - ?d("accept_send -> entry with" - "~n Addr: ~p" - "~n Port: ~p", [_Addr, _Port]), +accept_send(Domain, _Address) when is_atom(Domain) -> + ?d("accept_send -> entry with~n" + " Domain: ~p~n" + " Address: ~p", [Domain, _Address]), + true; +accept_send(_Addr, Port) when is_integer(Port) -> + ?d("accept_send -> entry with~n" + " Addr: ~p~n" + " Port: ~p", [_Addr, Port]), true. -accept_recv_pdu(_Addr, _Port, _PduType) -> - ?d("accept_recv_pdu -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n PduType: ~p", [_Addr, _Port, _PduType]), +accept_recv_pdu(Domain, _Address, _PduType) when is_atom(Domain) -> + ?d("accept_recv -> entry with~n" + " Domain: ~p~n" + " Address: ~p~n" + " PduType: ~p", [Domain, _Address, _PduType]), + true; +accept_recv_pdu(_Addr, Port, _PduType) when is_integer(Port) -> + ?d("accept_recv_pdu -> entry with~n" + " Addr: ~p~n" + " Port: ~p~n" + " PduType: ~p", [_Addr, Port, _PduType]), true. accept_send_pdu(_Targets, _PduType) -> - ?d("accept_send_pdu -> entry with" - "~n Targets: ~p" - "~n PduType: ~p", [_Targets, _PduType]), + ?d("accept_send_pdu -> entry with~n" + " Targets: ~p~n" + " PduType: ~p", [_Targets, _PduType]), true. diff --git a/lib/snmp/src/agent/snmpa_network_interface_filter.erl b/lib/snmp/src/agent/snmpa_network_interface_filter.erl index 6fa131beee..90aa54a271 100644 --- a/lib/snmp/src/agent/snmpa_network_interface_filter.erl +++ b/lib/snmp/src/agent/snmpa_network_interface_filter.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% Copyright Ericsson AB 2007-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -23,7 +23,7 @@ behaviour_info(callbacks) -> - [{accept_recv, 2}, + [{accept_recv, 2}, {accept_send, 2}, {accept_recv_pdu, 3}, {accept_send_pdu, 2}]; @@ -31,20 +31,21 @@ behaviour_info(_) -> undefined. -%% accept_recv(address(), port()) -> boolean() +%% accept_recv({domain(), address()}) -> boolean() %% Called at the receiption of a message %% (before *any* processing has been done). %% -%% accept_send(address(), port()) -> boolean() +%% accept_send({domain(), address()}) -> boolean() %% Called before the sending of a message %% (after *all* processing has been done). %% -%% accept_recv_pdu(Addr, Port, pdu_type()) -> boolean() +%% accept_recv_pdu({domain(), address()}, pdu_type()) -> boolean() %% Called after the basic message processing (MPD) has been done, %% but before the pdu is handed over to the master-agent for %% primary processing. %% -%% accept_send_pdu(Targets, pdu_type()) -> boolean() | NewTargets +%% accept_send_pdu([{domain(), address()}, ...] = Targets, pdu_type()) -> +%% boolean() | NewTargets %% Called before the basic message processing (MPD) is done, %% when a pdu has been received from the master-agent. %% diff --git a/lib/snmp/src/agent/snmpa_trap.erl b/lib/snmp/src/agent/snmpa_trap.erl index b9a2496341..a79b150f57 100644 --- a/lib/snmp/src/agent/snmpa_trap.erl +++ b/lib/snmp/src/agent/snmpa_trap.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -270,12 +270,13 @@ localise_type({VariableOid, Value}, Mib) when is_list(VariableOid) -> localise_type(X, _) -> X. %%----------------------------------------------------------------- -%% Func: make_v1_trap_pdu/4 +%% Func: make_v1_trap_pdu/5 %% Args: Enterprise = oid() %% Specific = integer() %% Varbinds is as returned from initiate_vars %% (but only {Oid, Type[, Value} permitted) %% SysUpTime = integer() +%% AgentIp = {A, B, C, D} %% Purpose: Make a #trappdu %% Checks the Varbinds to see that no symbolic names are %% present, and that each var has a type. Performs a get @@ -284,7 +285,7 @@ localise_type(X, _) -> X. %% Fails: yes %% NOTE: Executed at the MA %%----------------------------------------------------------------- -make_v1_trap_pdu(Enterprise, Specific, VarbindList, SysUpTime) -> +make_v1_trap_pdu(Enterprise, Specific, VarbindList, SysUpTime, AgentIp) -> {Enterp,Generic,Spec} = case Enterprise of ?snmp -> @@ -292,7 +293,6 @@ make_v1_trap_pdu(Enterprise, Specific, VarbindList, SysUpTime) -> _ -> {Enterprise,?enterpriseSpecific,Specific} end, - {value, AgentIp} = snmp_framework_mib:intAgentIpAddress(get), #trappdu{enterprise = Enterp, agent_addr = AgentIp, generic_trap = Generic, @@ -369,6 +369,7 @@ send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, LocalEngineID, {tag, T}, {err, E}, {stacktrace, erlang:get_stacktrace()}], + ?vlog("snmpa_trap:send_trap exception: ~p", [Info]), {error, {failed_sending_trap, Info}} end. @@ -789,23 +790,19 @@ send_trap_pdus([], ContextName, {TrapRec, Vbs}, send_v1_trap(_TrapRec, [], _Vbs, _ExtraInfo, _NetIf, _SysUpTime) -> ok; -send_v1_trap(#trap{enterpriseoid = Enter, specificcode = Spec}, - V1Res, Vbs, ExtraInfo, NetIf, SysUpTime) -> +send_v1_trap( + #trap{enterpriseoid = Enter, specificcode = Spec}, + V1Res, Vbs, ExtraInfo, NetIf, SysUpTime) -> ?vdebug("prepare to send v1 trap " "~n '~p'" "~n with" "~n ~p" "~n to" "~n ~p", [Enter, Spec, V1Res]), - TrapPdu = make_v1_trap_pdu(Enter, Spec, Vbs, SysUpTime), - AddrCommunities = mk_addr_communities(V1Res), - lists:foreach(fun({Community, Addrs}) -> - ?vtrace("send v1 trap pdu to ~p",[Addrs]), - NetIf ! {send_pdu, 'version-1', TrapPdu, - {community, Community}, Addrs, ExtraInfo} - end, AddrCommunities); -send_v1_trap(#notification{oid = Oid}, V1Res, Vbs, ExtraInfo, NetIf, - SysUpTime) -> + do_send_v1_trap(Enter, Spec, V1Res, Vbs, ExtraInfo, NetIf, SysUpTime); +send_v1_trap( + #notification{oid = Oid}, + V1Res, Vbs, ExtraInfo, NetIf, SysUpTime) -> %% Use alg. in rfc2089 to map a v2 trap to a v1 trap % delete Counter64 objects from vbs ?vdebug("prepare to send v1 trap '~p'",[Oid]), @@ -822,14 +819,38 @@ send_v1_trap(#notification{oid = Oid}, V1Res, Vbs, ExtraInfo, NetIf, {lists:reverse(First),Last} end end, - TrapPdu = make_v1_trap_pdu(Enter, Spec, NVbs, SysUpTime), + do_send_v1_trap(Enter, Spec, V1Res, NVbs, ExtraInfo, NetIf, SysUpTime). + +do_send_v1_trap(Enter, Spec, V1Res, NVbs, ExtraInfo, NetIf, SysUpTime) -> + {value, Transports} = snmp_framework_mib:intAgentTransports(get), + {_Domain, {AgentIp, _AgentPort}} = + case lists:keyfind(snmpUDPDomain, 1, Transports) of + false -> + case lists:keyfind(transportDomainUdpIpv4, 1, Transports) of + false -> + ?vtrace( + "snmpa_trap: can not send v1 trap " + "without IPv4 domain: ~p", + [Transports]), + user_err( + "snmpa_trap: can not send v1 trap " + "without IPv4 domain: ~p", + [Transports]); + DomainAddr -> + DomainAddr + end; + DomainAddr -> + DomainAddr + end, + TrapPdu = make_v1_trap_pdu(Enter, Spec, NVbs, SysUpTime, AgentIp), AddrCommunities = mk_addr_communities(V1Res), - lists:foreach(fun({Community, Addrs}) -> - ?vtrace("send v1 trap to ~p",[Addrs]), - NetIf ! {send_pdu, 'version-1', TrapPdu, - {community, Community}, Addrs, ExtraInfo} - end, AddrCommunities). - + lists:foreach( + fun ({Community, Addrs}) -> + ?vtrace("send v1 trap to ~p",[Addrs]), + NetIf ! {send_pdu, 'version-1', TrapPdu, + {community, Community}, Addrs, ExtraInfo} + end, AddrCommunities). + send_v2_trap(_TrapRec, [], _Vbs, _Recv, _ExtraInfo, _NetIf, _SysUpTime) -> ok; send_v2_trap(TrapRec, V2Res, Vbs, Recv, ExtraInfo, NetIf, SysUpTime) -> @@ -1045,7 +1066,7 @@ deliver_recv(#snmpa_notification_delivery_info{tag = Tag, "~n DeliveryResult: ~p" "~n TAddr: ~p" "", [Tag, Mod, Extra, DeliveryResult, TAddr]), - Addr = transform_taddr(TAddr), + [Addr] = transform_taddrs([TAddr]), (catch Mod:delivery_info(Tag, Addr, DeliveryResult, Extra)); deliver_recv({Tag, Receiver}, MsgId, Result) -> ?vtrace("deliver_recv -> entry with" @@ -1072,35 +1093,90 @@ deliver_recv(Else, _MsgId, _Result) -> [Else]), user_err("snmpa: bad receiver, ~w\n", [Else]). -transform_taddrs(Addrs) -> - [transform_taddr(Addr) || Addr <- Addrs]. +transform_taddrs(TAddrs) -> + UseTDomain = + case snmp_framework_mib:intAgentTransportDomain(get) of + {value,snmpUDPDomain} -> + false; + {value,_} -> + true; + genErr -> + false + end, + DomAddrs = [transform_taddr(TAddr) || TAddr <- TAddrs], + case UseTDomain of + true -> + DomAddrs; + false -> + [Addr || {_Domain, Addr} <- DomAddrs] + end. -transform_taddr({?snmpUDPDomain, [A1, A2, A3, A4, P1, P2]}) -> % v2 - Addr = {A1, A2, A3, A4}, - Port = P1 bsl 8 + P2, - {Addr, Port}; -transform_taddr({?transportDomainUdpIpv4, [A1, A2, A3, A4, P1, P2]}) -> % v2 - Addr = {A1, A2, A3, A4}, +%% v2 +transform_taddr({?snmpUDPDomain, Addr}) -> + transform_taddr(transportDomainIdpIpv4, Addr); +transform_taddr({?transportDomainUdpIpv4, Addr}) -> + transform_taddr(transportDomainUdpIpv4, Addr); +transform_taddr({?transportDomainUdpIpv6, Addr}) -> + transform_taddr(transportDomainUdpIpv6, Addr); +%% v3 +transform_taddr({{?snmpUDPDomain, Addr}, _MsgData}) -> + transform_taddr(transportDomainUdpIpv4, Addr); +transform_taddr({{?transportDomainUdpIpv4, Addr}, _MsgData}) -> + transform_taddr(transportDomainUdpIpv4, Addr); +transform_taddr({{?transportDomainUdpIpv6, Addr}, _MsgData}) -> + transform_taddr(transportDomainUdpIpv6, Addr). + +transform_taddr( + transportDomainUdpIpv4 = Domain, + [A1,A2,A3,A4,P1,P2]) -> + Ip = {A1, A2, A3, A4}, Port = P1 bsl 8 + P2, - {Addr, Port}; -transform_taddr({?transportDomainUdpIpv6, - [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]}) -> % v2 - Addr = {A1, A2, A3, A4, A5, A6, A7, A8}, + {Domain, {Ip, Port}}; +transform_taddr( + transportDomainUdpIpv6 = Domain, + [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]) -> + Ip = {A1, A2, A3, A4, A5, A6, A7, A8}, Port = P1 bsl 8 + P2, - {Addr, Port}; -transform_taddr({{?snmpUDPDomain, [A1, A2, A3, A4, P1, P2]}, _MsgData}) -> % v3 - Addr = {A1, A2, A3, A4}, + {Domain, {Ip, Port}}; +transform_taddr( + transportDomainUdpIpv6 = Domain, + [A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15, A16, + P1, P2]) -> + Ip = + {(A1 bsl 8) bor A2, (A3 bsl 8) bor A4, + (A5 bsl 8) bor A6, (A7 bsl 8) bor A8, + (A9 bsl 8) bor A10, (A11 bsl 8) bor A12, + (A13 bsl 8) bor A14, (A15 bsl 8) bor A16}, Port = P1 bsl 8 + P2, - {Addr, Port}; -transform_taddr({{?transportDomainUdpIpv4, [A1, A2, A3, A4, P1, P2]}, _MsgData}) -> % v3 - Addr = {A1, A2, A3, A4}, - Port = P1 bsl 8 + P2, - {Addr, Port}; -transform_taddr({{?transportDomainUdpIpv6, - [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]}, _MsgData}) -> % v3 - Addr = {A1, A2, A3, A4, A5, A6, A7, A8}, - Port = P1 bsl 8 + P2, - {Addr, Port}. + {Domain, {Ip, Port}}. + +%% transform_taddr({?snmpUDPDomain, [A1, A2, A3, A4, P1, P2]}) -> % v2 +%% Addr = {A1, A2, A3, A4}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}; +%% transform_taddr({?transportDomainUdpIpv4, [A1, A2, A3, A4, P1, P2]}) -> % v2 +%% Addr = {A1, A2, A3, A4}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}; +%% transform_taddr({?transportDomainUdpIpv6, +%% [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]}) -> % v2 +%% Addr = {A1, A2, A3, A4, A5, A6, A7, A8}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}; +%% transform_taddr({{?snmpUDPDomain, [A1, A2, A3, A4, P1, P2]}, _MsgData}) -> % v3 +%% Addr = {A1, A2, A3, A4}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}; +%% transform_taddr({{?transportDomainUdpIpv4, [A1, A2, A3, A4, P1, P2]}, _MsgData}) -> % v3 +%% Addr = {A1, A2, A3, A4}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}; +%% transform_taddr({{?transportDomainUdpIpv6, +%% [A1, A2, A3, A4, A5, A6, A7, A8, P1, P2]}, _MsgData}) -> % v3 +%% Addr = {A1, A2, A3, A4, A5, A6, A7, A8}, +%% Port = P1 bsl 8 + P2, +%% {Addr, Port}. + check_all_varbinds(#notification{oid = Oid}, Vbs, MibView) -> diff --git a/lib/snmp/src/app/snmp.app.src b/lib/snmp/src/app/snmp.app.src index 904d17954b..cbd292e4c3 100644 --- a/lib/snmp/src/app/snmp.app.src +++ b/lib/snmp/src/app/snmp.app.src @@ -136,4 +136,6 @@ %% configuration and use), and in that case mnesia must also be started, %% before snmp. {applications, [kernel, stdlib]}, - {mod, {snmp_app, []}}]}. + {mod, {snmp_app, []}}, + {runtime_dependencies, ["stdlib-2.0","runtime_tools-1.8.14","mnesia-4.12", + "kernel-3.0","erts-6.0","crypto-3.3"]}]}. diff --git a/lib/snmp/src/app/snmp.appup.src b/lib/snmp/src/app/snmp.appup.src index babc33e6a5..e7e54f5b7e 100644 --- a/lib/snmp/src/app/snmp.appup.src +++ b/lib/snmp/src/app/snmp.appup.src @@ -28,6 +28,12 @@ %% {update, snmpa_local_db, soft, soft_purge, soft_purge, []} %% {add_module, snmpm_net_if_mt} [ + {"5.1", [ % Only compiler changes + ]}, + {"5.0", [{restart_application, snmp}]}, + {"4.25.1", [{restart_application, snmp}]}, + {"4.25.0.1", [{restart_application, snmp}]}, + {"4.25.0.0.1", [{restart_application, snmp}]}, {"4.25", [{restart_application, snmp}]}, {"4.24.2", [{restart_application, snmp}]}, {"4.24.1", [{restart_application, snmp}]}, @@ -40,6 +46,12 @@ %% {remove, {snmpm_net_if_mt, soft_purge, soft_purge}} [ + {"5.1", [ % Only compiler changes + ]}, + {"5.0", [{restart_application, snmp}]}, + {"4.25.1", [{restart_application, snmp}]}, + {"4.25.0.1", [{restart_application, snmp}]}, + {"4.25.0.0.1", [{restart_application, snmp}]}, {"4.25", [{restart_application, snmp}]}, {"4.24.2", [{restart_application, snmp}]}, {"4.24.1", [{restart_application, snmp}]}, diff --git a/lib/snmp/src/compile/snmpc_lib.erl b/lib/snmp/src/compile/snmpc_lib.erl index 5a661cf194..0f6393eeef 100644 --- a/lib/snmp/src/compile/snmpc_lib.erl +++ b/lib/snmp/src/compile/snmpc_lib.erl @@ -139,6 +139,7 @@ allow_size_rfc1902('Integer32') -> true; allow_size_rfc1902('Unsigned32') -> true; allow_size_rfc1902('OCTET STRING') -> true; allow_size_rfc1902('Gauge32') -> true; +allow_size_rfc1902('Opaque') -> true; allow_size_rfc1902(_) -> false. guess_integer_type() -> diff --git a/lib/snmp/src/manager/depend.mk b/lib/snmp/src/manager/depend.mk index 2e7783c8ed..60f61b0d3b 100644 --- a/lib/snmp/src/manager/depend.mk +++ b/lib/snmp/src/manager/depend.mk @@ -2,7 +2,7 @@ # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2012. All Rights Reserved. +# Copyright Ericsson AB 2004-2014. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -50,10 +50,11 @@ $(EBIN)/snmpm_net_if.$(EMULATOR): \ snmpm_network_interface.erl $(EBIN)/snmpm_net_if_mt.$(EMULATOR): \ + snmpm_net_if_mt.erl \ ../../include/snmp_types.hrl \ ../misc/snmp_debug.hrl \ ../misc/snmp_verbosity.hrl \ - snmpm_net_if_mt.erl \ + snmpm_net_if.erl \ snmpm_network_interface.erl $(EBIN)/snmpm_server.$(EMULATOR): \ diff --git a/lib/snmp/src/manager/snmpm.erl b/lib/snmp/src/manager/snmpm.erl index c97b635fc6..8976322c4e 100644 --- a/lib/snmp/src/manager/snmpm.erl +++ b/lib/snmp/src/manager/snmpm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -379,21 +379,33 @@ register_agent(UserId, Addr) -> register_agent(UserId, Addr, ?DEFAULT_AGENT_PORT, []). %% Backward compatibility -register_agent(UserId, Addr, Port, Config0) -> +register_agent(UserId, Domain, Addr, Config0) when is_atom(Domain) -> case lists:keymember(target_name, 1, Config0) of false -> - TargetName = mk_target_name(Addr, Port, Config0), - Config = [{reg_type, addr_port}, - {address, Addr}, {port, Port} | Config0], + TargetName = mk_target_name(Domain, Addr, Config0), + Config = + [{reg_type, addr_port}, + {tdomain, Domain}, {taddress, Addr} | Config0], do_register_agent(UserId, TargetName, ensure_engine_id(Config)); true -> {value, {_, TargetName}} = lists:keysearch(target_name, 1, Config0), Config1 = lists:keydelete(target_name, 1, Config0), - Config2 = [{reg_type, addr_port}, - {address, Addr}, {port, Port} | Config1], + Config2 = + [{reg_type, addr_port}, + {tdomain, Domain}, {taddress, Addr} | Config1], register_agent(UserId, TargetName, ensure_engine_id(Config2)) - end. + end; +register_agent(UserId, Ip, Port, Config) when is_integer(Port) -> + Domain = snmpm_config:default_transport_domain(), + Addr = + case snmp_conf:check_address(Domain, {Ip, Port}) of + ok -> + {Ip, Port}; + {ok, FixedAddr} -> + FixedAddr + end, + register_agent(UserId, Domain, Addr, Config). unregister_agent(UserId, TargetName) when is_list(TargetName) -> snmpm_config:unregister_agent(UserId, TargetName); @@ -402,8 +414,8 @@ unregister_agent(UserId, TargetName) when is_list(TargetName) -> unregister_agent(UserId, Addr) -> unregister_agent(UserId, Addr, ?DEFAULT_AGENT_PORT). -unregister_agent(UserId, Addr, Port) -> - case target_name(Addr, Port) of +unregister_agent(UserId, DomainIp, AddressPort) -> + case target_name(DomainIp, AddressPort) of {ok, TargetName} -> unregister_agent(UserId, TargetName); Error -> @@ -1264,14 +1276,17 @@ format_vb_value(Prefix, _Type, Val) -> %% --- Internal utility functions --- %% -target_name(Addr) -> - target_name(Addr, ?DEFAULT_AGENT_PORT). +target_name(Ip) -> + target_name(Ip, ?DEFAULT_AGENT_PORT). -target_name(Addr, Port) -> - snmpm_config:agent_info(Addr, Port, target_name). +target_name(DomainIp, AddressPort) -> + snmpm_config:agent_info(DomainIp, AddressPort, target_name). mk_target_name(Addr, Port, Config) -> - snmpm_config:mk_target_name(Addr, Port, Config). + R = snmpm_config:mk_target_name(Addr, Port, Config), + p(?MODULE_STRING":mk_target_name(~p, ~p, ~p) -> ~p.~n", + [Addr, Port, Config, R]), + R. ensure_engine_id(Config) -> case lists:keymember(engine_id, 1, Config) of @@ -1287,5 +1302,5 @@ ensure_engine_id(Config) -> %% p(F) -> %% p(F, []). -%% p(F, A) -> -%% io:format("~w:" ++ F ++ "~n", [?MODULE | A]). +p(F, A) -> + io:format("~w:" ++ F ++ "~n", [?MODULE | A]). diff --git a/lib/snmp/src/manager/snmpm_conf.erl b/lib/snmp/src/manager/snmpm_conf.erl index 5e2d9fdbf6..087ef6c6ea 100644 --- a/lib/snmp/src/manager/snmpm_conf.erl +++ b/lib/snmp/src/manager/snmpm_conf.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2013. All Rights Reserved. +%% Copyright Ericsson AB 2006-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -78,43 +78,26 @@ write_manager_config(Dir, Conf) -> Hdr = header() ++ Comment, write_manager_config(Dir, Hdr, Conf). -write_manager_config(Dir, Hdr, Conf) - when is_list(Dir) andalso is_list(Hdr) andalso is_list(Conf) -> - Verify = fun() -> verify_manager_conf(Conf) end, - Write = fun(Fid) -> write_manager_conf(Fid, Hdr, Conf) end, - write_config_file(Dir, ?MANAGER_CONF_FILE, Verify, Write). - +write_manager_config(Dir, Hdr, Conf) + when is_list(Dir), is_list(Hdr), is_list(Conf) -> + Order = fun snmpm_config:order_manager_config/2, + Check = fun snmpm_config:check_manager_config/2, + Write = fun (Fd, Entries) -> write_manager_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, ?MANAGER_CONF_FILE, Order, Check, Write, Conf). append_manager_config(Dir, Conf) - when is_list(Dir) andalso is_list(Conf) -> - Verify = fun() -> verify_manager_conf(Conf) end, - Write = fun(Fid) -> write_manager_conf(Fid, Conf) end, - append_config_file(Dir, ?MANAGER_CONF_FILE, Verify, Write). - + when is_list(Dir), is_list(Conf) -> + Order = fun snmpm_config:order_manager_config/2, + Check = fun snmpm_config:check_manager_config/2, + Write = fun write_manager_conf/2, + append_config_file(Dir, ?MANAGER_CONF_FILE, Order, Check, Write, Conf). -read_manager_config(Dir) -> - Verify = fun(Entry) -> verify_manager_conf_entry(Entry) end, - read_config_file(Dir, ?MANAGER_CONF_FILE, Verify). +read_manager_config(Dir) when is_list(Dir) -> + Order = fun snmpm_config:order_manager_config/2, + Check = fun snmpm_config:check_manager_config/2, + read_config_file(Dir, ?MANAGER_CONF_FILE, Order, Check). -verify_manager_conf([]) -> - ok; -verify_manager_conf([H|T]) -> - verify_manager_conf_entry(H), - verify_manager_conf(T); -verify_manager_conf(X) -> - error({bad_manager_config, X}). - -verify_manager_conf_entry(Entry) -> - case snmpm_config:check_manager_config(Entry) of - ok -> - ok; -%% {ok, _} -> -%% ok; - Error -> - throw(Error) - end. - write_manager_conf(Fd, "", Conf) -> write_manager_conf(Fd, Conf); write_manager_conf(Fd, Hdr, Conf) -> @@ -127,14 +110,16 @@ write_manager_conf(Fd, [H|T]) -> do_write_manager_conf(Fd, H), write_manager_conf(Fd, T). -do_write_manager_conf(Fd, {address = Tag, Val}) -> - io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); -do_write_manager_conf(Fd, {port = Tag, Val} ) -> +do_write_manager_conf(Fd, {Tag, Val}) + when Tag =:= domain; + Tag =:= address; + Tag =:= port; + Tag =:= transports; + Tag =:= max_message_size -> io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); -do_write_manager_conf(Fd, {engine_id = Tag, Val} ) -> +do_write_manager_conf(Fd, {Tag, Val}) + when Tag =:= engine_id -> io:format(Fd, "{~w, \"~s\"}.~n", [Tag, Val]); -do_write_manager_conf(Fd, {max_message_size = Tag, Val} ) -> - io:format(Fd, "{~w, ~w}.~n", [Tag, Val]); do_write_manager_conf(_Fd, Crap) -> error({bad_manager_config, Crap}). @@ -167,36 +152,29 @@ write_users_config(Dir, Conf) -> Hdr = header() ++ Comment, write_users_config(Dir, Hdr, Conf). -write_users_config(Dir, Hdr, Conf) +write_users_config(Dir, Hdr, Conf) when is_list(Dir) andalso is_list(Hdr) andalso is_list(Conf) -> - Verify = fun() -> verify_users_conf(Conf) end, - Write = fun(Fd) -> write_users_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, ?USERS_CONF_FILE, Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_user_config/2, + Write = fun (Fd, Entries) -> write_users_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, ?USERS_CONF_FILE, Order, Check, Write, Conf). -append_users_config(Dir, Conf) +append_users_config(Dir, Conf) when is_list(Dir) andalso is_list(Conf) -> - Verify = fun() -> verify_users_conf(Conf) end, - Write = fun(Fd) -> write_users_conf(Fd, Conf) end, - append_config_file(Dir, ?USERS_CONF_FILE, Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_user_config/2, + Write = fun write_users_conf/2, + append_config_file(Dir, ?USERS_CONF_FILE, Order, Check, Write, Conf). read_users_config(Dir) when is_list(Dir) -> - Verify = fun(Entry) -> verify_users_conf_entry(Entry) end, - read_config_file(Dir, ?USERS_CONF_FILE, Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_user_config/2, + read_config_file(Dir, ?USERS_CONF_FILE, Order, Check). - -verify_users_conf([]) -> - ok; -verify_users_conf([H|T]) -> - verify_users_conf_entry(H), - verify_users_conf(T); -verify_users_conf(X) -> - error({bad_users_conf, X}). - -verify_users_conf_entry(Entry) -> - {ok, _} = snmpm_config:check_user_config(Entry), - ok. + +check_user_config(Entry, State) -> + {check_ok(snmpm_config:check_user_config(Entry)), + State}. write_users_conf(Fd, "", Conf) -> write_users_conf(Fd, Conf); @@ -222,9 +200,10 @@ do_write_users_conf(_Fd, Crap) -> %% ------ agents.conf ------ %% -agents_entry(UserId, TargetName, Comm, Ip, Port, EngineID, Timeout, - MaxMessageSize, Version, SecModel, SecName, SecLevel) -> - {UserId, TargetName, Comm, Ip, Port, EngineID, Timeout, +agents_entry( + UserId, TargetName, Comm, Domain_or_Ip, Addr_or_Port, EngineID, Timeout, + MaxMessageSize, Version, SecModel, SecName, SecLevel) -> + {UserId, TargetName, Comm, Domain_or_Ip, Addr_or_Port, EngineID, Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel}. @@ -239,36 +218,29 @@ write_agents_config(Dir, Conf) -> Hdr = header() ++ Comment, write_agents_config(Dir, Hdr, Conf). -write_agents_config(Dir, Hdr, Conf) +write_agents_config(Dir, Hdr, Conf) when is_list(Dir) andalso is_list(Hdr) andalso is_list(Conf) -> - Verify = fun() -> verify_agents_conf(Conf) end, - Write = fun(Fd) -> write_agents_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, ?AGENTS_CONF_FILE, Verify, Write). + Order = fun snmp_conf:no_order/2, + Check = fun check_agent_config/2, + Write = fun (Fd, Entries) -> write_agents_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, ?AGENTS_CONF_FILE, Order, Check, Write, Conf). - -append_agents_config(Dir, Conf) +append_agents_config(Dir, Conf) when is_list(Dir) andalso is_list(Conf) -> - Verify = fun() -> verify_agents_conf(Conf) end, - Write = fun(Fd) -> write_agents_conf(Fd, Conf) end, - append_config_file(Dir, ?AGENTS_CONF_FILE, Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_agent_config/2, + Write = fun write_agents_conf/2, + append_config_file(Dir, ?AGENTS_CONF_FILE, Order, Check, Write, Conf). read_agents_config(Dir) -> - Verify = fun(Entry) -> verify_agents_conf_entry(Entry) end, - read_config_file(Dir, ?AGENTS_CONF_FILE, Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_agent_config/2, + read_config_file(Dir, ?AGENTS_CONF_FILE, Order, Check). -verify_agents_conf([]) -> - ok; -verify_agents_conf([H|T]) -> - verify_agents_conf_entry(H), - verify_agents_conf(T); -verify_agents_conf(X) -> - error({bad_agents_config, X}). - -verify_agents_conf_entry(Entry) -> - {ok, _} = snmpm_config:check_agent_config(Entry), - ok. +check_agent_config(Entry, State) -> + {check_ok(snmpm_config:check_agent_config(Entry)), + State}. write_agents_conf(Fd, "", Conf) -> write_agents_conf(Fd, Conf); @@ -282,13 +254,15 @@ write_agents_conf(Fd, [H|T]) -> do_write_agents_conf(Fd, H), write_agents_conf(Fd, T). -do_write_agents_conf(Fd, - {UserId, - TargetName, Comm, Ip, Port, EngineID, - Timeout, MaxMessageSize, Version, - SecModel, SecName, SecLevel} = _A) -> - io:format(Fd, - "{~w, \"~s\", \"~s\", ~w, ~w, \"~s\", ~w, ~w, ~w, ~w, \"~s\", ~w}.~n", [UserId, TargetName, Comm, Ip, Port, EngineID, Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel]); +do_write_agents_conf( + Fd, + {UserId, TargetName, Comm, Ip, Port, EngineID, + Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel} = _A) -> + io:format( + Fd, + "{~w, \"~s\", \"~s\", ~w, ~w, \"~s\", ~w, ~w, ~w, ~w, \"~s\", ~w}.~n", + [UserId, TargetName, Comm, Ip, Port, EngineID, + Timeout, MaxMessageSize, Version, SecModel, SecName, SecLevel]); do_write_agents_conf(_Fd, Crap) -> error({bad_agents_config, Crap}). @@ -314,37 +288,30 @@ write_usm_config(Dir, Conf) -> Hdr = header() ++ Comment, write_usm_config(Dir, Hdr, Conf). -write_usm_config(Dir, Hdr, Conf) +write_usm_config(Dir, Hdr, Conf) when is_list(Dir) andalso is_list(Hdr) andalso is_list(Conf) -> - Verify = fun() -> verify_usm_conf(Conf) end, - Write = fun(Fd) -> write_usm_conf(Fd, Hdr, Conf) end, - write_config_file(Dir, ?USM_USERS_CONF_FILE, Verify, Write). + Order = fun snmp_conf:no_order/2, + Check = fun check_usm_user_config/2, + Write = fun (Fd, Entries) -> write_usm_conf(Fd, Hdr, Entries) end, + write_config_file(Dir, ?USM_USERS_CONF_FILE, Order, Check, Write, Conf). - -append_usm_config(Dir, Conf) +append_usm_config(Dir, Conf) when is_list(Dir) andalso is_list(Conf) -> - Verify = fun() -> verify_usm_conf(Conf) end, - Write = fun(Fd) -> write_usm_conf(Fd, Conf) end, - append_config_file(Dir, ?USM_USERS_CONF_FILE, Verify, Write). - + Order = fun snmp_conf:no_order/2, + Check = fun check_usm_user_config/2, + Write = fun write_usm_conf/2, + append_config_file(Dir, ?USM_USERS_CONF_FILE, Order, Check, Write, Conf). read_usm_config(Dir) when is_list(Dir) -> - Verify = fun(Entry) -> verify_usm_conf_entry(Entry) end, - read_config_file(Dir, ?USM_USERS_CONF_FILE, Verify). + Order = fun snmp_conf:no_order/2, + Check = fun check_usm_user_config/2, + read_config_file(Dir, ?USM_USERS_CONF_FILE, Order, Check). -verify_usm_conf([]) -> - ok; -verify_usm_conf([H|T]) -> - verify_usm_conf_entry(H), - verify_usm_conf(T); -verify_usm_conf(X) -> - error({bad_usm_conf, X}). - -verify_usm_conf_entry(Entry) -> - {ok, _} = snmpm_config:check_usm_user_config(Entry), - ok. +check_usm_user_config(Entry, State) -> + {check_ok(snmpm_config:check_usm_user_config(Entry)), + State}. write_usm_conf(Fd, "", Conf) -> write_usm_conf(Fd, Conf); @@ -358,41 +325,49 @@ write_usm_conf(Fd, [H|T]) -> do_write_usm_conf(Fd, H), write_usm_conf(Fd, T). -do_write_usm_conf(Fd, - {EngineID, UserName, AuthP, AuthKey, PrivP, PrivKey}) -> - io:format(Fd, "{\"~s\", \"~s\", ~w, ~w, ~w, ~w}.~n", - [EngineID, UserName, AuthP, AuthKey, PrivP, PrivKey]); -do_write_usm_conf(Fd, - {EngineID, UserName, SecName, - AuthP, AuthKey, PrivP, PrivKey}) -> - io:format(Fd, "{\"~s\", \"~s\", \"~s\", Ã~w, ~w, ~w, ~w}.~n", - [EngineID, UserName, SecName, AuthP, AuthKey, PrivP, PrivKey]); +do_write_usm_conf( + Fd, + {EngineID, UserName, AuthP, AuthKey, PrivP, PrivKey}) -> + io:format( + Fd, "{\"~s\", \"~s\", ~w, ~w, ~w, ~w}.~n", + [EngineID, UserName, AuthP, AuthKey, PrivP, PrivKey]); +do_write_usm_conf( + Fd, + {EngineID, UserName, SecName, + AuthP, AuthKey, PrivP, PrivKey}) -> + io:format( + Fd, "{\"~s\", \"~s\", \"~s\", Ã~w, ~w, ~w, ~w}.~n", + [EngineID, UserName, SecName, AuthP, AuthKey, PrivP, PrivKey]); do_write_usm_conf(_Fd, Crap) -> error({bad_usm_conf, Crap}). %% ---- config file wrapper functions ---- -write_config_file(Dir, File, Verify, Write) -> - snmp_config:write_config_file(Dir, File, Verify, Write). - -append_config_file(Dir, File, Verify, Write) -> - snmp_config:append_config_file(Dir, File, Verify, Write). +write_config_file(Dir, File, Order, Check, Write, Conf) -> + snmp_config:write_config_file(Dir, File, Order, Check, Write, Conf). -read_config_file(Dir, File, Verify) -> - snmp_config:read_config_file(Dir, File, Verify). +append_config_file(Dir, File, Order, Check, Write, Conf) -> + snmp_config:append_config_file(Dir, File, Order, Check, Write, Conf). +read_config_file(Dir, File, Order, Check) -> + snmp_config:read_config_file(Dir, File, Order, Check). %% ---- config file utility functions ---- +check_ok(ok) -> + ok; +check_ok({ok, _}) -> + ok. + header() -> {Y,Mo,D} = date(), {H,Mi,S} = time(), - io_lib:format("%% This file was generated by " - "~w (version-~s) ~w-~2.2.0w-~2.2.0w " - "~2.2.0w:~2.2.0w:~2.2.0w\n", - [?MODULE, ?version, Y, Mo, D, H, Mi, S]). - + io_lib:format( + "%% This file was generated by " + "~w (version-~s) ~w-~2.2.0w-~2.2.0w " + "~2.2.0w:~2.2.0w:~2.2.0w\n", + [?MODULE, ?version, Y, Mo, D, H, Mi, S]). error(R) -> throw({error, R}). diff --git a/lib/snmp/src/manager/snmpm_config.erl b/lib/snmp/src/manager/snmpm_config.erl index 2101ad46e1..5cab81baf6 100644 --- a/lib/snmp/src/manager/snmpm_config.erl +++ b/lib/snmp/src/manager/snmpm_config.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -103,8 +103,10 @@ get_agent_mp_model/2 ]). --export([check_manager_config/1, - check_user_config/1, +-export([ + order_manager_config/2, + check_manager_config/2, + check_user_config/1, check_agent_config/1, check_usm_user_config/1]). @@ -165,7 +167,7 @@ %%%------------------------------------------------------------------- default_transport_domain() -> - transportDomainUdpIpv4. + snmpUDPDomain. start_link(Opts) -> @@ -190,7 +192,11 @@ register_user(UserId, UserMod, UserData, DefaultAgentConfig) when (UserId =/= ?DEFAULT_USER) andalso is_list(DefaultAgentConfig) -> case (catch verify_user_behaviour(UserMod)) of ok -> - Config = default_agent_config(DefaultAgentConfig), + {ok, SystemDefaultAgentConfig} = agent_info(), + Config = + ensure_config(SystemDefaultAgentConfig, + DefaultAgentConfig), +%% Config = default_agent_config(DefaultAgentConfig), call({register_user, UserId, UserMod, UserData, Config}); Error -> Error @@ -201,19 +207,19 @@ register_user(UserId, _UserMod, _UserData, DefaultAgentConfig) register_user(UserId, _, _, _) -> {error, {bad_user_id, UserId}}. -default_agent_config(DefaultAgentConfig) -> - {ok, SystemDefaultAgentConfig} = agent_info(), - default_agent_config(SystemDefaultAgentConfig, DefaultAgentConfig). +%% default_agent_config(DefaultAgentConfig) -> +%% {ok, SystemDefaultAgentConfig} = agent_info(), +%% default_agent_config(SystemDefaultAgentConfig, DefaultAgentConfig). -default_agent_config([], DefaultAgentConfig) -> - DefaultAgentConfig; -default_agent_config([{Key, _} = Entry|T], DefaultAgentConfig) -> - case lists:keysearch(Key, 1, DefaultAgentConfig) of - {value, _} -> - default_agent_config(T, DefaultAgentConfig); - false -> - default_agent_config(T, [Entry|DefaultAgentConfig]) - end. +%% default_agent_config([], DefaultAgentConfig) -> +%% DefaultAgentConfig; +%% default_agent_config([{Key, _} = Entry|T], DefaultAgentConfig) -> +%% case lists:keymember(Key, 1, DefaultAgentConfig) of +%% true -> +%% default_agent_config(T, DefaultAgentConfig); +%% false -> +%% default_agent_config(T, [Entry|DefaultAgentConfig]) +%% end. verify_user_behaviour(UserMod) -> @@ -280,9 +286,10 @@ do_user_info(_UserId, BadItem) -> %% A target-name constructed in this way is a string with the following: %% <IP-address>:<Port>-<Version> -%% This is intended for backward compatibility and therefor has +%% This is intended for backward compatibility and therefore has %% only support for IPv4 addresses and *no* other transport domain. -mk_target_name(Addr0, Port, Config) when is_list(Config) -> +mk_target_name(Domain, Addr, Config) + when is_atom(Domain), is_list(Config) -> Version = case lists:keysearch(version, 1, Config) of {value, {_, V}} -> @@ -290,18 +297,35 @@ mk_target_name(Addr0, Port, Config) when is_list(Config) -> false -> select_lowest_supported_version() end, - case normalize_address(Addr0) of - {A, B, C, D} -> - lists:flatten( - io_lib:format("~w.~w.~w.~w:~w-~w", [A, B, C, D, Port, Version])); - [A, B, C, D] -> + try + lists:flatten( + io_lib:format( + "~s-~w", [snmp_conf:mk_addr_string({Domain, Addr}), Version])) + catch + _ -> lists:flatten( - io_lib:format("~w.~w.~w.~w:~w-~w", [A, B, C, D, Port, Version])); - _ -> + io_lib:format("~p-~w", [Addr, Version])) + end; +mk_target_name(Ip, Port, Config) + when is_integer(Port), is_list(Config) -> + Domain = default_transport_domain(), + try fix_address(Domain, {Ip, Port}) of + Address -> + mk_target_name(Domain, Address, Config) + catch + _ -> + Version = + case lists:keysearch(version, 1, Config) of + {value, {_, V}} -> + V; + false -> + select_lowest_supported_version() + end, lists:flatten( - io_lib:format("~p:~w-~w", [Addr0, Port, Version])) + io_lib:format("~p:~w-~w", [Ip, Port, Version])) end. - + + select_lowest_supported_version() -> {ok, Versions} = system_info(versions), select_lowest_supported_version([v1, v2, v3], Versions). @@ -335,27 +359,17 @@ register_agent(UserId, TargetName, Config0) %% is not present %% 3) Check that there are no invalid or erroneous configs %% 4) Check that the manager is capable of using the selected version - case verify_agent_config(Config0) of - {ok, Config} -> - call({register_agent, UserId, TargetName, Config}); - Error -> - Error - end. - - -verify_agent_config(Conf0) -> try - begin - verify_mandatory(Conf0, [engine_id, address, reg_type]), - verify_invalid(Conf0, [user_id]), - Conf = verify_agent_config3(Conf0), - Vsns = versions(), - Vsn = which_version(Conf), - verify_version(Vsn, Vsns), - {ok, Conf} - end + verify_mandatory(Config0, [engine_id, reg_type]), + verify_someof(Config0, [address, taddress]), + verify_illegal(Config0, [user_id]), + Config = verify_agent_config(Config0), + Vsns = versions(), + Vsn = which_version(Config), + verify_version(Vsn, Vsns), + call({register_agent, UserId, TargetName, Config}) catch - throw:Error -> + Error -> Error end. @@ -381,52 +395,43 @@ verify_version(Vsn, Vsns) -> ok; false -> Reason = {version_not_supported_by_manager, Vsn, Vsns}, - throw({error, Reason}) - end. - -verify_agent_config3(Conf0) -> - %% Fix (transport) address and domain - {TDomain, Conf1} = - case lists:keysearch(tdomain, 1, Conf0) of - {value, {tdomain, Dom}} -> - {Dom, Conf0}; - false -> - Dom = default_transport_domain(), - {Dom, [{tdomain, Dom} | Conf0]} - end, - Conf2 = case lists:keysearch(address, 1, Conf1) of - {value, {address, Address}} -> - lists:keyreplace(address, 1, Conf1, - {address, {TDomain, Address}}); - false -> - %% This is a mandatory config option, - %% a later test will detect this - Conf1 - end, - case verify_agent2(Conf2) of - {ok, Conf} -> - Conf; - {error, _} = ERROR -> - throw(ERROR) + error(Reason) end. -verify_agent_config2(Conf) -> - verify_agent2(Conf). unregister_agent(UserId, TargetName) -> call({unregister_agent, UserId, TargetName}). %% This is the old style agent unregistration (using Addr and Port). -unregister_agent(UserId, Addr0, Port) -> - Addr = normalize_address(Addr0), - case do_agent_info(Addr, Port, target_name) of +unregister_agent(UserId, Domain, Address) when is_atom(Domain) -> + try fix_address(Domain, Address) of + NAddress -> + do_unregister_agent(UserId, Domain, NAddress) + catch + _ -> + {error, not_found} + end; +unregister_agent(UserId, Ip, Port) when is_integer(Port) -> + Domain = default_transport_domain(), + try fix_address(Domain, {Ip, Port}) of + Address -> + do_unregister_agent(UserId, Domain, Address) + catch + _ -> + {error, not_found} + end. + +do_unregister_agent(UserId, Domain, Address) -> + case do_agent_info(Domain, Address, target_name) of {ok, TargetName} -> unregister_agent(UserId, TargetName); Error -> Error end. + + agent_info() -> agent_info(?DEFAULT_TARGETNAME, all). @@ -437,27 +442,76 @@ agent_info(TargetName, all) -> All -> {ok, [{Item, Val} || {{_, Item}, Val} <- All]} end; +%% Begin backwards compatibility +agent_info(TargetName, address) -> + case agent_info({TargetName, taddress}) of + {ok, Val} -> + {Addr, _} = Val, + {ok, Addr}; + _ -> + %% This should be redundant since 'taddress' should exist + agent_info({TargetName, address}) + end; +agent_info(TargetName, port) -> + case agent_info({TargetName, taddress}) of + {ok, Val} -> + {_, Port} = Val, + {ok, Port}; + _ -> + %% This should be redundant since 'taddress' should exist + agent_info({TargetName, port}) + end; +%% End backwards compatibility agent_info(TargetName, Item) -> - case ets:lookup(snmpm_agent_table, {TargetName, Item}) of + agent_info({TargetName, Item}). + +agent_info(Key) -> + case ets:lookup(snmpm_agent_table, Key) of [{_, Val}] -> {ok, Val}; [] -> {error, not_found} end. - -agent_info(Addr0, Port, Item) -> - Addr = normalize_address(Addr0), - do_agent_info(Addr, Port, Item). -do_agent_info(Addr, Port, target_name = Item) -> - case ets:lookup(snmpm_agent_table, {Addr, Port, Item}) of +agent_info(Domain, Address, Item) when is_atom(Domain) -> + try fix_address(Domain, Address) of + NAddress -> + do_agent_info(Domain, NAddress, Item) + catch + _Thrown -> + %% p(?MODULE_STRING":agent_info(~p, ~p, ~p) throwed ~p at.~n" + %% " ~p", + %% [Domain, Address, Item, _Thrown, erlang:get_stacktrace()]), + {error, not_found} + end; +agent_info(Ip, Port, Item) when is_integer(Port) -> + %% p(?MODULE_STRING":agent_info(~p, ~p, ~p) entry~n", + %% [Ip, Port, Item]), + Domain = default_transport_domain(), + try fix_address(Domain, {Ip, Port}) of + Address -> + do_agent_info(Domain, Address, Item) + catch + _Thrown -> + %% p(?MODULE_STRING":agent_info(~p, ~p, ~p) throwed ~p at.~n" + %% " ~p", + %% [Ip, Port, Item, _Thrown, erlang:get_stacktrace()]), + {error, not_found} + end. + +do_agent_info(Domain, Address, target_name = Item) -> + %% p(?MODULE_STRING":do_agent_info(~p, ~p, ~p) entry~n", + %% [Domain, Address, Item]), + case ets:lookup(snmpm_agent_table, {Domain, Address, Item}) of [{_, Val}] -> {ok, Val}; [] -> {error, not_found} end; -do_agent_info(Addr, Port, Item) -> - case do_agent_info(Addr, Port, target_name) of +do_agent_info(Domain, Address, Item) -> + %% p(?MODULE_STRING":do_agent_info(~p, ~p, ~p) entry~n", + %% [Domain, Address, Item]), + case do_agent_info(Domain, Address, target_name) of {ok, TargetName} -> agent_info(TargetName, Item); Error -> @@ -465,6 +519,19 @@ do_agent_info(Addr, Port, Item) -> end. +ensure_agent_info(_, [], Info) -> + Info; +ensure_agent_info(TargetName, [Item|Items], Info) -> + case lists:keymember(Item, 1, Info) of + true -> + ensure_agent_info(TargetName, Items, Info); + false -> + {ok, Value} = agent_info(TargetName, Item), + ensure_agent_info(TargetName, Items, [{Item, Value}|Info]) + end. + + + which_agents() -> which_agents('_'). @@ -474,38 +541,6 @@ which_agents(UserId) -> [TargetName || [TargetName] <- Agents]. -verify_agent_info(TargetName, Info0) -> - try - begin - verify_invalid(Info0, [user_id]), - %% Check if address is part of the list and - %% if so update it with the domain info. - Info = - case lists:keysearch(address, 1, Info0) of - {value, {address, Addr}} -> - %% If domain is part of the info, then use it. - %% If not, lookup what is already stored for - %% this agent and use that. - Domain = - case lists:keysearch(tdomain, 1, Info0) of - {value, {tdomain, Dom}} -> - Dom; - false -> - {ok, Dom} = - agent_info(TargetName, tdomain), - Dom - end, - Addr2 = {Domain, Addr}, - lists:keyreplace(address, 1, Info0, {address, Addr2}); - false -> - Info0 - end, - verify_agent2(Info) - end - catch - throw:Error -> - Error - end. update_agent_info(UserId, TargetName, Info) -> call({update_agent_info, UserId, TargetName, Info}). @@ -740,7 +775,7 @@ verify_usm_user_config(EngineID, Name, Config) -> try begin verify_mandatory(Config, []), - verify_invalid(Config, [engine_id, name]), + verify_illegal(Config, [engine_id, name]), verify_usm_user_config2(EngineID, Name, Config) end catch @@ -1073,7 +1108,11 @@ do_init(Opts) -> %% -- Prio (optional) -- Prio = get_opt(priority, Opts, normal), ets:insert(snmpm_config_table, {prio, Prio}), - process_flag(priority, Prio), + try process_flag(priority, Prio) + catch + error:badarg -> + error({invalid_priority,Prio}) + end, %% -- Server (optional) -- ServerOpts = get_opt(server, Opts, []), @@ -1271,36 +1310,6 @@ verify_options(Opts, Mandatory) -> verify_mandatory_options(Opts, Mandatory), verify_options(Opts). -%% mandatory() -> [mand()] -%% mand() -> atom() | {atom, [atom()]} -verify_mandatory_options(_Opts, []) -> - ok; -verify_mandatory_options(Opts, [Mand|Mands]) -> - verify_mandatory_option(Opts, Mand), - verify_mandatory_options(Opts, Mands). - -verify_mandatory_option(Opts, {Mand, MandSubOpts}) -> - ?d("verify_mandatory_option -> entry with" - "~n Mand: ~p" - "~n MandSubObjs: ~p", [Mand, MandSubOpts]), - case lists:keysearch(Mand, 1, Opts) of - {value, {Mand, SubOpts}} -> - verify_mandatory_options(SubOpts, MandSubOpts); - false -> - ?d("missing mandatory option: ~w [~p]", [Mand, MandSubOpts]), - error({missing_mandatory, Mand, MandSubOpts}) - end; -verify_mandatory_option(Opts, Mand) -> - ?d("verify_mandatory_option -> entry with" - "~n Mand: ~p", [Mand]), - case lists:keymember(Mand, 1, Opts) of - true -> - ok; - false -> - ?d("missing mandatory option: ~w", [Mand]), - error({missing_mandatory, Mand}) - end. - verify_options([]) -> ?d("verify_options -> done", []), ok; @@ -1506,7 +1515,9 @@ verify_versions([]) -> ok; verify_versions([Vsn|Vsns]) -> verify_version(Vsn), - verify_versions(Vsns). + verify_versions(Vsns); +verify_versions(Vsns) -> + error({invalid_versions, Vsns}). verify_version(v1) -> ok; @@ -1614,7 +1625,38 @@ verify_verbosity(Verbosity) -> _ -> error({invalid_verbosity, Verbosity}) end. + +%% mandatory() -> [mand()] +%% mand() -> atom() | {atom, [atom()]} +verify_mandatory_options(_Opts, []) -> + ok; +verify_mandatory_options(Opts, [Mand|Mands]) -> + verify_mandatory_option(Opts, Mand), + verify_mandatory_options(Opts, Mands). + +verify_mandatory_option(Opts, {Mand, MandSubOpts}) -> + ?d("verify_mandatory_option -> entry with" + "~n Mand: ~p" + "~n MandSubObjs: ~p", [Mand, MandSubOpts]), + case lists:keysearch(Mand, 1, Opts) of + {value, {Mand, SubOpts}} -> + verify_mandatory_options(SubOpts, MandSubOpts); + false -> + ?d("missing mandatory option: ~w [~p]", [Mand, MandSubOpts]), + error({missing_mandatory, Mand, MandSubOpts}) + end; +verify_mandatory_option(Opts, Mand) -> + ?d("verify_mandatory_option -> entry with" + "~n Mand: ~p", [Mand]), + case lists:keymember(Mand, 1, Opts) of + true -> + ok; + false -> + ?d("missing mandatory option: ~w", [Mand]), + error({missing_mandatory, Mand}) + end. + %% ------------------------------------------------------------------------ init_manager_config([]) -> @@ -1629,181 +1671,91 @@ init_agent_default() -> %% The purpose of the default_agent is only to have a place %% to store system wide default values related to agents. %% - - %% Port - init_agent_default(port, ?DEFAULT_AGENT_PORT), - - %% Timeout - init_agent_default(timeout, 10000), - - %% Max message (packet) size - init_agent_default(max_message_size, 484), - - %% MPModel - init_agent_default(version, v2), - - %% SecModel - init_agent_default(sec_model, v2c), - - %% SecName - init_agent_default(sec_name, "initial"), - - %% SecLevel - init_agent_default(sec_level, noAuthNoPriv), - - %% Community - init_agent_default(community, "all-rights"), - ok. - - -init_agent_default(Item, Val) when Item =/= user_id -> - case do_update_agent_info(default_agent, Item, Val) of - ok -> - ok; - {error, Reason} -> - error(Reason) - end. - + AgentDefaultConfig = + [{port, ?DEFAULT_AGENT_PORT}, % Port + {timeout, 10000}, % Timeout + {max_message_size, 484}, % Max message (packet) size + {version, v2}, % MPModel + {sec_model, v2c}, % SecModel + {sec_name, "initial"}, % SecName + {sec_level, noAuthNoPriv}, % SecLevel + {community, "all-rights"}], % Community + do_update_agent_info(default_agent, AgentDefaultConfig). read_agents_config_file(Dir) -> - Check = fun(C) -> check_agent_config2(C) end, - case read_file(Dir, "agents.conf", Check, []) of - {ok, Conf} -> - Conf; - Error -> + Order = fun snmp_conf:no_order/2, + Check = fun check_agent_config/2, + try read_file(Dir, "agents.conf", Order, Check, []) + catch + throw:Error -> ?vlog("agent config error: ~p", [Error]), - throw(Error) + erlang:raise(throw, Error, erlang:get_stacktrace()) end. -check_agent_config2(Agent) -> - case (catch check_agent_config(Agent)) of - {ok, {UserId, TargetName, Conf, Version}} -> - {ok, Vsns} = system_info(versions), - case lists:member(Version, Vsns) of - true -> - {ok, {UserId, TargetName, Conf}}; - false -> - error({version_not_supported_by_manager, - Version, Vsns}) - end; - Err -> - throw(Err) +check_agent_config(Agent, State) -> + {ok, {UserId, TargetName, Conf, Version}} = check_agent_config(Agent), + {ok, Vsns} = system_info(versions), + case lists:member(Version, Vsns) of + true -> + {{ok, {UserId, TargetName, Conf}}, State}; + false -> + error({version_not_supported_by_manager, Version, Vsns}) end. %% For backward compatibility -check_agent_config({UserId, - TargetName, - Community, - Ip, Port, - EngineId, - Timeout, MaxMessageSize, - Version, SecModel, SecName, SecLevel}) -> - TDomain = default_transport_domain(), - check_agent_config({UserId, - TargetName, - Community, - TDomain, Ip, Port, - EngineId, - Timeout, MaxMessageSize, - Version, SecModel, SecName, SecLevel}); - -check_agent_config({UserId, - TargetName, - Community, - TDomain, Ip, Port, - EngineId, - Timeout, MaxMessageSize, - Version, SecModel, SecName, SecLevel}) -> - ?vtrace("check_agent_config -> entry with" - "~n UserId: ~p" - "~n TargetName: ~p" - "~n Community: ~p" - "~n TDomain: ~p" - "~n Ip: ~p" - "~n Port: ~p" - "~n EngineId: ~p" - "~n Timeout: ~p" - "~n MaxMessageSize: ~p" - "~n Version: ~p" - "~n SecModel: ~p" - "~n SecName: ~p" - "~n SecLevel: ~p", - [UserId, TargetName, Community, - TDomain, Ip, Port, - EngineId, Timeout, MaxMessageSize, - Version, SecModel, SecName, SecLevel]), - Addr = normalize_address(TDomain, Ip), - ?vtrace("check_agent_config -> Addr: ~p", [Addr]), - Agent = {UserId, - TargetName, - Community, - TDomain, Addr, Port, - EngineId, - Timeout, MaxMessageSize, - Version, SecModel, SecName, SecLevel}, - {ok, verify_agent(Agent)}; +check_agent_config( + {UserId, TargetName, Community, Domain, Addr, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel}) when is_atom(Domain) -> + check_agent_config( + UserId, TargetName, Community, Domain, Addr, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel); +check_agent_config( + {UserId, TargetName, Community, Ip, Port, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel}) when is_integer(Port) -> + Domain = default_transport_domain(), + Addr = {Ip, Port}, + check_agent_config( + UserId, TargetName, Community, Domain, Addr, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel); +check_agent_config( + {_UserId, _TargetName, _Community, Domain, Addr, + _EngineId, _Timeout, _MaxMessageSize, + _Version, _SecModel, _SecName, _SecLevel}) -> + error({bad_address, {Domain, Addr}}); +check_agent_config( + {UserId, TargetName, Community, Domain, Ip, Port, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel}) -> + Addr = {Ip, Port}, + check_agent_config( + UserId, TargetName, Community, Domain, Addr, + EngineId, Timeout, MaxMessageSize, + Version, SecModel, SecName, SecLevel); check_agent_config(Agent) -> error({bad_agent_config, Agent}). - -init_agents_config([]) -> - ok; -init_agents_config([Agent|Agents]) -> - init_agent_config(Agent), - init_agents_config(Agents). - -init_agent_config({_UserId, ?DEFAULT_TARGETNAME = TargetName, _Config}) -> - throw({error, {invalid_target_name, TargetName}}); -init_agent_config({UserId, TargetName, Config}) -> - case handle_register_agent(UserId, TargetName, Config) of - ok -> - ok; - Error -> - throw(Error) - end. - - -%% For backward compatibility -verify_agent({UserId, - TargetName, - Comm, - Ip, Port, - EngineId, - Timeout, MMS, - Version, SecModel, SecName, SecLevel}) -> - TDomain = default_transport_domain(), - verify_agent({UserId, - TargetName, - Comm, - TDomain, Ip, Port, - EngineId, - Timeout, MMS, - Version, SecModel, SecName, SecLevel}); - -verify_agent({UserId, - TargetName, - Comm, - TDomain, Ip, Port, - EngineId, - Timeout, MMS, - Version, SecModel, SecName, SecLevel}) -> - ?vdebug("verify_agent -> entry with" +check_agent_config( + UserId, TargetName, Comm, Domain, Addr, + EngineId, Timeout, MMS, + Version, SecModel, SecName, SecLevel) -> + ?vdebug("check_agent_config -> entry with" "~n UserId: ~p" "~n TargetName: ~p", [UserId, TargetName]), snmp_conf:check_string(TargetName, {gt, 0}), - snmp_conf:check_integer(Port, {gt, 0}), %% Note that the order of Conf *is* important. %% Some properties may depend on others, so that %% in order to verify one property, another must %% be already verified (and present). An example - %% of this is the property 'address', for which + %% of this is the property 'taddress', for which %% the property tdomain is needed. - Conf0 = + Conf = [{reg_type, target_name}, - {tdomain, TDomain}, - %% This should be taddress, but what the*... - {address, {TDomain, Ip}}, - {port, Port}, + {tdomain, Domain}, + {taddress, fix_address(Domain, Addr)}, {community, Comm}, {engine_id, EngineId}, {timeout, Timeout}, @@ -1813,40 +1765,180 @@ verify_agent({UserId, {sec_name, SecName}, {sec_level, SecLevel} ], - case verify_agent2(Conf0) of - {ok, Conf} -> - {UserId, TargetName, Conf, Version}; - Err -> - throw(Err) + {ok, {UserId, TargetName, verify_agent_config(Conf), Version}}. + + + +init_agents_config([]) -> + ok; +init_agents_config([Agent|Agents]) -> + init_agent_config(Agent), + init_agents_config(Agents). + +init_agent_config({_UserId, ?DEFAULT_TARGETNAME = TargetName, _Config}) -> + error({invalid_target_name, TargetName}); +init_agent_config({UserId, TargetName, Config}) -> + case handle_register_agent(UserId, TargetName, Config) of + ok -> + ok; + Error -> + throw(Error) end. -verify_agent2(Conf) -> - verify_agent2(Conf, []). -verify_agent2([], VerifiedConf) -> - {ok, VerifiedConf}; -verify_agent2([{Item, Val0}|Items], VerifiedConf) -> - case verify_val(Item, Val0) of - {ok, Val} -> - verify_agent2(Items, [{Item, Val} | VerifiedConf]); - Err -> - Err + +%% Sort 'tdomain' first then 'port' to ensure both +%% sorts before 'taddress'. Keep the order of other items. +order_agent(ItemA, ItemB) -> + snmp_conf:keyorder(1, ItemA, ItemB, [tdomain, port]). + +fix_agent_config(Conf) -> + ?vdebug("fix_agent_config -> entry with~n~n" + " Conf: ~p", [Conf]), + fix_agent_config(lists:sort(fun order_agent/2, Conf), []). + +fix_agent_config([], FixedConf) -> + Ret = lists:reverse(FixedConf), + ?vdebug("fix_agent_config -> returns:~n" + " ~p", [Ret]), + Ret; +fix_agent_config([{taddress = Item, Address} = Entry|Conf], FixedConf) -> + {value, {tdomain, TDomain}} = lists:keysearch(tdomain, 1, FixedConf), + {value, {port, DefaultPort}} = lists:keysearch(port, 1, FixedConf), + case snmp_conf:check_address(TDomain, Address, DefaultPort) of + ok -> + fix_agent_config(Conf, [Entry|FixedConf]); + {ok, NAddress} -> + fix_agent_config(Conf, [{Item, NAddress}|FixedConf]) end; -verify_agent2([Bad|_], _VerifiedConf) -> - {error, {bad_agent_config, Bad}}. +fix_agent_config([Entry|Conf], FixedConf) -> + fix_agent_config(Conf, [Entry|FixedConf]). + + + +verify_agent_config(Conf) -> + verify_agent_config(lists:sort(fun order_agent/2, Conf), []). + +verify_agent_config([], VerifiedConf) -> + Ret = lists:reverse(VerifiedConf), + ?vdebug("verify_agent_config -> returns:~n" + " ~p", [Ret]), + Ret; +verify_agent_config([{Item, _} = Entry|Conf], VerifiedConf) -> + verify_illegal(VerifiedConf, [Item]), % Duplicates are hereby illegal + verify_agent_config(Conf, VerifiedConf, Entry); +verify_agent_config([Bad|_], _VerifiedConf) -> + error({bad_agent_config, Bad}). + +verify_agent_config( + Conf, VerifiedConf, {taddress = Item, Address} = Entry) -> + verify_illegal(VerifiedConf, [address]), + {TDomain, VC} = + case lists:keysearch(tdomain, 1, VerifiedConf) of + {value, {tdomain,TD}} -> + {TD, VerifiedConf}; + _ -> + %% Insert tdomain since it is missing + %% Note: not default_transport_domain() since + %% taddress is the new format hence the application + %% should be tdomain aware and therefore addresses + %% on the Domain, Addr format should be used and understood. + TD = transportDomainUdpIpv4, + {TD, [{tdomain, TD}|VerifiedConf]} + end, + case snmp_conf:check_address(TDomain, Address, 0) of + ok -> + verify_agent_config(Conf, [Entry|VC]); + {ok, NAddress} -> + verify_agent_config(Conf, [{Item, NAddress}|VC]) + end; +verify_agent_config(Conf, VerifiedConf, {address, Address}) -> + Item = taddress, + verify_illegal(VerifiedConf, [Item]), + {TDomain, VC} = + case lists:keysearch(tdomain, 1, VerifiedConf) of + {value, {tdomain, TD}} -> + {TD, VerifiedConf}; + _ -> + %% Insert tdomain since it is missing + TD = default_transport_domain(), + {TD, [{tdomain, TD}|VerifiedConf]} + end, + case snmp_conf:check_address(TDomain, Address, 0) of + ok -> + verify_agent_config(Conf, [{Item, Address}|VC]); + {ok, NAddress} -> + verify_agent_config(Conf, [{Item, NAddress}|VC]) + end; +verify_agent_config(Conf, VerifiedConf, {Item, Val} = Entry) -> + case verify_agent_entry(Item, Val) of + ok -> + verify_agent_config(Conf, [Entry|VerifiedConf]); + {ok, NewVal} -> + verify_agent_config(Conf, [{Item, NewVal}|VerifiedConf]) + end. + +verify_agent_entry(user_id, _UserId) -> + ok; +verify_agent_entry(reg_type, RegType) -> + if + RegType =:= addr_port; + RegType =:= target_name -> + ok; + true -> + error({bad_reg_type, RegType}) + end; +verify_agent_entry(tdomain, TDomain) -> + snmp_conf:check_domain(TDomain); +verify_agent_entry(port, Port) -> + snmp_conf:check_port(Port); +verify_agent_entry(community, Comm) -> + snmp_conf:check_string(Comm); +verify_agent_entry(engine_id, EngineId) -> + case EngineId of + discovery -> + ok; + _ -> + snmp_conf:check_string(EngineId) + end; +verify_agent_entry(timeout, Timeout) -> + snmp_conf:check_timer(Timeout); +verify_agent_entry(max_message_size, MMS) -> + snmp_conf:check_packet_size(MMS); +verify_agent_entry(version, V) -> + if + V =:= v1; + V =:= v2; + V =:= v3 -> + ok; + true -> + error({bad_version, V}) + end; +verify_agent_entry(sec_model, Model) -> + snmp_conf:check_sec_model(Model); +verify_agent_entry(sec_name, Name) -> + try snmp_conf:check_string(Name) + catch + _ -> + error({bad_sec_name, Name}) + end; +verify_agent_entry(sec_level, Level) -> + snmp_conf:check_sec_level(Level); +verify_agent_entry(Item, _) -> + error({unknown_item, Item}). + read_users_config_file(Dir) -> - Check = fun(C) -> check_user_config(C) end, - case read_file(Dir, "users.conf", Check, []) of - {ok, Conf} -> - Conf; - Error -> + Order = fun snmp_conf:no_order/2, + Check = fun (User, State) -> {check_user_config(User), State} end, + try read_file(Dir, "users.conf", Order, Check, []) + catch + throw:Error -> ?vlog("failure reading users config file: ~n ~p", [Error]), - throw(Error) + erlang:raise(throw, Error, erlang:get_stacktrace()) end. - check_user_config({Id, Mod, Data}) -> ?vtrace("check_user_config -> entry with" "~n Id: ~p" @@ -1864,21 +1956,18 @@ check_user_config({Id, Mod, Data, DefaultAgentConfig} = _User) case (catch verify_user_behaviour(Mod)) of ok -> ?vtrace("check_user_config -> user behaviour verified", []), - case verify_user_agent_config(DefaultAgentConfig) of - {ok, DefAgentConf} -> - ?vtrace("check_user_config -> " - "user agent (default) config verified", []), - User2 = {Id, Mod, Data, DefAgentConf}, - {ok, User2}; - {error, Reason} -> - error({bad_default_agent_config, Reason}) - end; + DefAgentConf = + verify_default_agent_config(DefaultAgentConfig), + ?vtrace("check_user_config -> " + "user agent (default) config verified", []), + User2 = {Id, Mod, Data, DefAgentConf}, + {ok, User2}; Error -> throw(Error) end; check_user_config({Id, _Mod, _Data, DefaultAgentConfig}) when (Id =/= ?DEFAULT_USER) -> - {error, {bad_default_agent_config, DefaultAgentConfig}}; + error({bad_default_agent_config, DefaultAgentConfig}); check_user_config({Id, _Mod, _Data, _DefaultAgentConfig}) -> error({bad_user_id, Id}); check_user_config(User) -> @@ -1904,7 +1993,7 @@ init_user_config(User) -> error_msg("user config check failed: " "~n~w~n~w", [User, Reason]) end. - + verify_user({Id, UserMod, UserData}) -> verify_user({Id, UserMod, UserData, []}); verify_user({Id, UserMod, UserData, DefaultAgentConfig}) @@ -1917,15 +2006,24 @@ verify_user({Id, UserMod, UserData, DefaultAgentConfig}) [Id, UserMod, UserData, DefaultAgentConfig]), case (catch verify_user_behaviour(UserMod)) of ok -> - case verify_user_agent_config(DefaultAgentConfig) of - {ok, DefAgentConf} -> - Config = default_agent_config(DefAgentConf), - {ok, #user{id = Id, - mod = UserMod, - data = UserData, - default_agent_config = Config}}; - {error, Reason} -> - error({bad_default_agent_config, Reason}) + try + {ok, SystemDefaultAgentConfig} = agent_info(), + Config = + ensure_config( + SystemDefaultAgentConfig, + verify_default_agent_config(DefaultAgentConfig)), +%% Config = +%% default_agent_config( +%% verify_default_agent_config(DefaultAgentConfig)), + {ok, #user{id = Id, + mod = UserMod, + data = UserData, + default_agent_config = Config}} + catch + Error -> + ?vdebug("verify_user default_agent_config -> throw" + "~n Error: ~p", [Error]), + error({bad_default_agent_config, Error}) end; Error -> throw(Error) @@ -1936,27 +2034,24 @@ verify_user({Id, _UserMod, _UserData, DefaultAgentConfig}) verify_user({Id, _, _, _}) -> {error, {bad_user_id, Id}}. -verify_user_agent_config(Conf) -> +verify_default_agent_config(Conf) -> try - begin - verify_invalid(Conf, [user_id, engine_id, address]), - verify_agent_config2(Conf) - end + verify_illegal( + Conf, + [user_id, engine_id, address, tdomain, taddress]), + verify_agent_config(Conf) catch - throw:Error -> - ?vdebug("verify_user_agent_config -> throw" + Error -> + ?vdebug("verify_default_agent_config -> throw" "~n Error: ~p", [Error]), - Error + error({bad_default_agent_config, Error}) end. + read_usm_config_file(Dir) -> - Check = fun(C) -> check_usm_user_config(C) end, - case read_file(Dir, "usm.conf", Check, []) of - {ok, Conf} -> - Conf; - Error -> - throw(Error) - end. + Order = fun snmp_conf:no_order/2, + Check = fun (User, State) -> {check_usm_user_config(User), State} end, + read_file(Dir, "usm.conf", Order, Check, []). %% Identity-function check_usm_user_config({EngineId, Name, @@ -2139,125 +2234,128 @@ is_crypto_supported(Func) -> read_manager_config_file(Dir) -> - Check = fun(Conf) -> check_manager_config(Conf) end, - case read_file(Dir, "manager.conf", Check) of - {ok, Conf} -> - ?d("read_manager_config_file -> ok: " - "~n Conf: ~p", [Conf]), - %% If the address is not specified, then we assume - %% it should be the local host. - %% If the address is not possible to determine - %% that way, then we give up... - check_mandatory_manager_config(Conf), - ensure_manager_config(Conf); - Error -> - throw(Error) - end. + Order = fun order_manager_config/2, + Check = fun check_manager_config/2, + Conf = read_file(Dir, "manager.conf", Order, Check), + ?d("read_manager_config_file -> ok: " + "~n Conf: ~p", [Conf]), + %% If the address is not specified, then we assume + %% it should be the local host. + %% If the address is not possible to determine + %% that way, then we give up... + verify_someof(Conf, [port, transports]), + verify_mandatory(Conf, [engine_id, max_message_size]), + default_manager_config(Conf). + +default_manager_config(Conf) -> + %% Ensure valid transports entry + case lists:keyfind(transports, 1, Conf) of + false -> + {port, Port} = lists:keyfind(port, 1, Conf), + Domain = + case lists:keyfind(domain, 1, Conf) of + false -> + default_transport_domain(); + {_, D} -> + D + end, + Family = snmp_conf:tdomain_to_family(Domain), + {ok, Hostname} = inet:gethostname(), + case inet:getaddr(Hostname, Family) of + {ok, Address} -> + lists:sort( + fun order_manager_config/2, + [{transports, [{Domain, {Address, Port}}]} | Conf]); + {error, _Reason} -> + ?d("default_manager_config -> " + "failed getting ~w address for ~s:~n" + " _Reason: ~p", [Family, Hostname, _Reason]), + Conf + end; + _ -> + Conf + end. + +order_manager_config(EntryA, EntryB) -> + snmp_conf:keyorder(1, EntryA, EntryB, [domain, port]). + +check_manager_config(Entry, undefined) -> + check_manager_config(Entry, {default_transport_domain(), undefined}); +check_manager_config({domain, Domain}, {_, Port}) -> + {snmp_conf:check_domain(Domain), {Domain, Port}}; +check_manager_config({port, Port}, {Domain, _}) -> + {ok = snmp_conf:check_port(Port), {Domain, Port}}; +check_manager_config({address, _}, {_, undefined}) -> + error({missing_mandatory, port}); +check_manager_config({address = Tag, Ip} = Entry, {Domain, Port} = State) -> + {case snmp_conf:check_ip(Domain, Ip) of + ok -> + [Entry, + {transports, [{Domain, {Ip, Port}}]}]; + {ok, FixedIp} -> + [{Tag, FixedIp}, + {transports, [{Domain, {FixedIp, Port}}]}] + end, State}; +check_manager_config({transports = Tag, Transports}, {_, Port} = State) + when is_list(Transports) -> + CheckedTransports = + [case Transport of + {Domain, Address} -> + case + case Port of + undefined -> + snmp_conf:check_address(Domain, Address); + _ -> + snmp_conf:check_address(Domain, Address, Port) + end + of + ok -> + Transport; + {ok, FixedAddress} -> + {Domain, FixedAddress} + end; + _Domain when Port =:= undefined-> + error({missing_mandatory, port}); + Domain -> + Family = snmp_conf:tdomain_to_family(Domain), + {ok, Hostname} = inet:gethostname(), + case inet:getaddr(Hostname, Family) of + {ok, IpAddr} -> + {Domain, {IpAddr, Port}}; + {error, _} -> + error({bad_address, {Domain, Hostname}}) + end + end + || Transport <- Transports], + {{ok, {Tag, CheckedTransports}}, State}; +check_manager_config(Entry, State) -> + {check_manager_config(Entry), State}. -default_manager_config() -> - {ok, HostName} = inet:gethostname(), - case inet:getaddr(HostName, inet) of - {ok, A} -> - [{address, tuple_to_list(A)}]; - {error, _Reason} -> - ?d("default_manager_config -> failed getting address: " - "~n _Reason: ~p", [_Reason]), - [] - end. - -check_manager_config({address, Addr}) -> - snmp_conf:check_ip(Addr); -check_manager_config({port, Port}) -> - snmp_conf:check_integer(Port, {gt, 0}); check_manager_config({engine_id, EngineID}) -> snmp_conf:check_string(EngineID); check_manager_config({max_message_size, Max}) -> snmp_conf:check_integer(Max, {gte, 484}); check_manager_config(Conf) -> - {error, {unknown_config, Conf}}. - - -check_mandatory_manager_config(Conf) -> - Mand = [port, engine_id, max_message_size], - check_mandatory_manager_config(Mand, Conf). - -check_mandatory_manager_config([], _Conf) -> - ok; -check_mandatory_manager_config([Item|Mand], Conf) -> - case lists:keysearch(Item, 1, Conf) of - false -> - error({missing_mandatory_manager_config, Item}); - _ -> - check_mandatory_manager_config(Mand, Conf) - end. - - -ensure_manager_config(Confs) -> - ensure_manager_config(Confs, default_manager_config()). - -ensure_manager_config(Confs, []) -> - Confs; -ensure_manager_config(Confs, [{Key,_} = DefKeyVal|Defs]) -> - case lists:keysearch(Key, 1, Confs) of - false -> - ensure_manager_config([DefKeyVal|Confs], Defs); - {value, _Conf} -> - ensure_manager_config(Confs, Defs) - end. - -% ensure_manager_config([], Defs, Confs) -> -% Confs ++ Defs; -% ensure_manager_config(Confs0, [{Key, DefVal}|Defs], Acc) -> -% case lists:keysearch(Key, 1, Confs0) of -% false -> -% ensure_manager_config(Confs0, Defs, [{Key, DefVal}|Acc]); -% {value, Conf} -> -% Confs = lists:keydelete(Key, 1, Confs0), -% ensure_manager_config(Confs, Defs, [Conf|Acc]) -% end. - + error({unknown_config, Conf}). -read_file(Dir, FileName, Check, Default) -> - File = filename:join(Dir, FileName), - case file:read_file_info(File) of - {ok, _} -> - case (catch do_read(File, Check)) of - {ok, Conf} -> - {ok, Conf}; - Error -> - ?vtrace("read_file -> read failed:" - "~n Error: ~p", [Error]), - Error - end; - {error, Reason} -> +read_file(Dir, FileName, Order, Check, Default) -> + try snmp_conf:read(filename:join(Dir, FileName), Order, Check) + catch + {error, Reason} when element(1, Reason) =:= failed_open -> ?vlog("failed reading config from ~s: ~p", [FileName, Reason]), - {ok, Default} + Default end. -read_file(Dir, FileName, Check) -> - File = filename:join(Dir, FileName), - case file:read_file_info(File) of - {ok, _} -> - case (catch do_read(File, Check)) of - {ok, Conf} -> - ?vtrace("read_file -> read ok" - "~n Conf: ~p", [Conf]), - {ok, Conf}; - Error -> - ?vtrace("read_file -> read failed:" - "~n Error: ~p", [Error]), - Error - end; - {error, Reason} -> +read_file(Dir, FileName, Order, Check) -> + try snmp_conf:read(filename:join(Dir, FileName), Order, Check) + catch + throw:{error, Reason} = Error + when element(1, Reason) =:= failed_open -> error_msg("failed reading config from ~s: ~p", [FileName, Reason]), - {error, {failed_reading, FileName, Reason}} + erlang:raise(throw, Error, erlang:get_stacktrace()) end. -do_read(File, Check) -> - {ok, snmp_conf:read(File, Check)}. - - %%-------------------------------------------------------------------- %% Func: handle_call/3 %% Returns: {reply, Reply, State} | @@ -2684,30 +2782,50 @@ handle_register_agent(UserId, TargetName, Config) -> "~n Config: ~p", [UserId, TargetName, Config]), case (catch agent_info(TargetName, user_id)) of {error, _} -> - ?vtrace("handle_register_agent -> user_id not found in config", []), + ?vtrace( + "handle_register_agent -> user_id not found in config", []), case ets:lookup(snmpm_user_table, UserId) of [#user{default_agent_config = DefConfig}] -> - ?vtrace("handle_register_agent -> " - "~n DefConfig: ~p", [DefConfig]), - %% First, insert this users default config - ?vtrace("handle_register_agent -> store default config", []), - do_handle_register_agent(TargetName, DefConfig), - %% Second, insert the config for this agent - ?vtrace("handle_register_agent -> store config", []), - do_handle_register_agent(TargetName, - [{user_id, UserId}|Config]), + ?vtrace("handle_register_agent ->~n" + " DefConfig: ~p", [DefConfig]), + FixedConfig = + fix_agent_config(ensure_config(DefConfig, Config)), + ?vtrace("handle_register_agent ->~n" + " FixedConfig: ~p", [FixedConfig]), + do_handle_register_agent( + TargetName, [{user_id, UserId}|FixedConfig]), %% <DIRTY-BACKWARD-COMPATIBILLITY> - %% And now for some (backward compatibillity) + %% And now for some (backward compatibillity) %% dirty crossref stuff - ?vtrace("handle_register_agent -> lookup address", []), - {ok, Addr} = agent_info(TargetName, address), - ?vtrace("handle_register_agent -> Addr: ~p, lookup Port", - [Addr]), - {ok, Port} = agent_info(TargetName, port), - ?vtrace("handle_register_agent -> register cross-ref fix", []), - ets:insert(snmpm_agent_table, - {{Addr, Port, target_name}, TargetName}), + {value, {_, Domain}} = + lists:keysearch(tdomain, 1, FixedConfig), + {value, {_, Address}} = + lists:keysearch(taddress, 1, FixedConfig), + ?vtrace( + "handle_register_agent -> register cross-ref fix", []), + ets:insert(snmpm_agent_table, + {{Domain, Address, target_name}, TargetName}), %% </DIRTY-BACKWARD-COMPATIBILLITY> + +%% %% First, insert this users default config +%% ?vtrace("handle_register_agent -> store default config", []), +%% do_handle_register_agent(TargetName, DefConfig), +%% %% Second, insert the config for this agent +%% ?vtrace("handle_register_agent -> store config", []), +%% do_handle_register_agent(TargetName, +%% [{user_id, UserId}|Config]), +%% %% <DIRTY-BACKWARD-COMPATIBILLITY> +%% %% And now for some (backward compatibillity) +%% %% dirty crossref stuff +%% ?vtrace("handle_register_agent -> lookup taddress", []), +%% {ok, {Addr, Port} = TAddress} = +%% agent_info(TargetName, taddress), +%% ?vtrace("handle_register_agent -> taddress: ~p", +%% [TAddress]), +%% ?vtrace("handle_register_agent -> register cross-ref fix", []), +%% ets:insert(snmpm_agent_table, +%% {{Addr, Port, target_name}, TargetName}), +%% %% </DIRTY-BACKWARD-COMPATIBILLITY> ok; _ -> {error, {not_found, UserId}} @@ -2729,7 +2847,7 @@ handle_register_agent(UserId, TargetName, Config) -> do_handle_register_agent(_TargetName, []) -> ok; do_handle_register_agent(TargetName, [{Item, Val}|Rest]) -> - ?vtrace("handle_register_agent -> entry with" + ?vtrace("do_handle_register_agent -> entry with" "~n TargetName: ~p" "~n Item: ~p" "~n Val: ~p" @@ -2738,7 +2856,7 @@ do_handle_register_agent(TargetName, [{Item, Val}|Rest]) -> ok -> do_handle_register_agent(TargetName, Rest); {error, Reason} -> - ?vtrace("handle_register_agent -> failed updating ~p" + ?vtrace("do_handle_register_agent -> failed updating ~p" "~n Item: ~p" "~n Reason: ~p", [Item, Reason]), ets:match_delete(snmpm_agent_table, {TargetName, '_'}), @@ -2762,9 +2880,9 @@ handle_unregister_agent(UserId, TargetName) -> %% <DIRTY-BACKWARD-COMPATIBILLITY> %% And now for some (backward compatibillity) %% dirty crossref stuff - {ok, Addr} = agent_info(TargetName, address), - {ok, Port} = agent_info(TargetName, port), - ets:delete(snmpm_agent_table, {Addr, Port, target_name}), + {ok, Domain} = agent_info(TargetName, tdomain), + {ok, Address} = agent_info(TargetName, taddress), + ets:delete(snmpm_agent_table, {Domain, Address, target_name}), %% </DIRTY-BACKWARD-COMPATIBILLITY> ets:match_delete(snmpm_agent_table, {{TargetName, '_'}, '_'}), ok; @@ -2790,21 +2908,26 @@ handle_update_agent_info(UserId, TargetName, Info) -> Error end. -handle_update_agent_info(TargetName, Info0) -> +handle_update_agent_info(TargetName, Info) -> ?vtrace("handle_update_agent_info -> entry with" "~n TargetName: ~p" - "~n Info0: ~p", [TargetName, Info0]), + "~n Info: ~p", [TargetName, Info]), %% Verify info - try verify_agent_info(TargetName, Info0) of - {ok, Info} -> - do_update_agent_info(TargetName, Info); + try + verify_illegal(Info, [user_id]), + %% If port or domain is part of the info, then use it. + %% If not, lookup what is already stored for + %% this agent and use that. + do_update_agent_info( + TargetName, + fix_agent_config( + verify_agent_config( + ensure_agent_info(TargetName, [port,tdomain], Info)))) + catch Error -> - Error - catch - throw:Error -> Error; T:E -> - {error, {failed_info_verification, Info0, T, E}} + {error, {failed_info_verification, Info, T, E}} end. handle_update_agent_info(UserId, TargetName, Item, Val) -> @@ -2816,6 +2939,9 @@ handle_update_agent_info(UserId, TargetName, Item, Val) -> handle_update_agent_info(TargetName, [{Item, Val}]). do_update_agent_info(TargetName, Info) -> + ?vtrace("do_update_agent_info -> entry with~n" + " TargetName: ~p~n" + " Info: ~p", [TargetName,Info]), InsertItem = fun({Item, Val}) -> ets:insert(snmpm_agent_table, {{TargetName, Item}, Val}) @@ -2997,109 +3123,42 @@ verify_mandatory(Conf, [Mand|Mands]) -> true -> verify_mandatory(Conf, Mands); false -> - throw({error, {missing_mandatory_config, Mand}}) + error({missing_mandatory_config, Mand}) end. -verify_invalid(_, []) -> +verify_illegal(_, []) -> ok; -verify_invalid(Conf, [Inv|Invs]) -> +verify_illegal(Conf, [Inv|Invs]) -> case lists:member(Inv, Conf) of false -> - verify_invalid(Conf, Invs); + verify_illegal(Conf, Invs); true -> - throw({error, {illegal_config, Inv}}) + error({illegal_config, Inv}) end. - -verify_val(user_id, UserId) -> - {ok, UserId}; -verify_val(reg_type, RegType) - when (RegType =:= addr_port) orelse (RegType =:= target_name) -> - {ok, RegType}; -verify_val(tdomain = Item, snmpUDPDomain = _Domain) -> - verify_val(Item, transportDomainUdpIpv4); -verify_val(tdomain, Domain) -> - case lists:member(Domain, ?SUPPORTED_DOMAINS) of +verify_someof(Conf, [Mand|Mands]) -> + case lists:keymember(Mand, 1, Conf) of true -> - {ok, Domain}; + ok; false -> - case lists:member(Domain, snmp_conf:all_domains()) of - true -> - error({unsupported_domain, Domain}); - false -> - error({unknown_domain, Domain}) + case Mands of + [] -> + error({missing_mandatory_config, Mand}); + _ -> + verify_someof(Conf, Mands) end - end; -verify_val(address, {Domain, Addr0}) -> - case normalize_address(Domain, Addr0) of - {_A1, _A2, _A3, _A4} = Addr -> - {ok, Addr}; - {_A1, _A2, _A3, _A4, _A5, _A6, _A7, _A8} = Addr -> - {ok, Addr}; - _ when is_list(Addr0) -> - case (catch snmp_conf:check_ip(Addr0)) of - ok -> - {ok, list_to_tuple(Addr0)}; - Err -> - Err - end; - _ -> - error({bad_address, Addr0}) - end; -verify_val(address, BadAddress) -> - error({bad_address, BadAddress}); -verify_val(port, Port) -> - case (catch snmp_conf:check_integer(Port, {gt, 0})) of - ok -> - {ok, Port}; - Err -> - Err - end; -verify_val(community, Comm) -> - case (catch snmp_conf:check_string(Comm)) of - ok -> - {ok, Comm}; - Err -> - Err - end; -verify_val(engine_id, discovery = EngineId) -> - {ok, EngineId}; -verify_val(engine_id, EngineId) -> - case (catch snmp_conf:check_string(EngineId)) of - ok -> - {ok, EngineId}; - Err -> - Err - end; -verify_val(timeout, Timeout) -> - (catch snmp_conf:check_timer(Timeout)); -verify_val(max_message_size, MMS) -> - case (catch snmp_conf:check_packet_size(MMS)) of - ok -> - {ok, MMS}; - Err -> - Err - end; -verify_val(version, V) - when (V =:= v1) orelse (V =:= v2) orelse (V =:= v3) -> - {ok, V}; -verify_val(version, BadVersion) -> - error({bad_version, BadVersion}); -verify_val(sec_model, Model) -> - (catch snmp_conf:check_sec_model(Model)); -verify_val(sec_name, Name) when is_list(Name) -> - case (catch snmp_conf:check_string(Name)) of - ok -> - {ok, Name}; - Err -> - Err - end; -verify_val(sec_name, BadName) -> - error({bad_sec_name, BadName}); -verify_val(sec_level, Level) -> - (catch snmp_conf:check_sec_level(Level)); -verify_val(Item, _) -> - {error, {unknown_item, Item}}. + end. + +ensure_config([], Config) -> + Config; +ensure_config([Default|Defaults], Config) -> + case lists:keymember(element(1, Default), 1, Config) of + true -> + ensure_config(Defaults, Config); + false -> + ensure_config(Defaults, [Default|Config]) + end. + %%%------------------------------------------------------------------- @@ -3257,31 +3316,14 @@ init_mini_mib_elems(MibName, [_|T], Res) -> %%---------------------------------------------------------------------- -normalize_address(Addr) -> - normalize_address(snmpUDPDomain, Addr). - -normalize_address(snmpUDPDomain, Addr) -> - normalize_address(transportDomainUdpIpv4, Addr); - -normalize_address(Domain, Addr) -> - case inet:getaddr(Addr, td2fam(Domain)) of - {ok, Addr2} -> - Addr2; - _ when is_list(Addr) -> - case (catch snmp_conf:check_ip(Domain, Addr)) of - ok -> - list_to_tuple(Addr); - _ -> - Addr - end; - _ -> - Addr +fix_address(Domain, Address) -> + case snmp_conf:check_address(Domain, Address) of + ok -> + Address; + {ok, NAddress} -> + NAddress end. -td2fam(transportDomainUdpIpv4) -> inet; -td2fam(transportDomainUdpIpv6) -> inet6. - - %%---------------------------------------------------------------------- call(Req) -> @@ -3391,4 +3433,3 @@ error_msg(F, A) -> %% p(F, A) -> %% io:format("~w:" ++ F ++ "~n", [?MODULE | A]). - diff --git a/lib/snmp/src/manager/snmpm_mpd.erl b/lib/snmp/src/manager/snmpm_mpd.erl index 953c94ab54..f8a7441c0a 100644 --- a/lib/snmp/src/manager/snmpm_mpd.erl +++ b/lib/snmp/src/manager/snmpm_mpd.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2012. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -21,7 +21,7 @@ -export([init/1, - process_msg/7, + process_msg/7, process_msg/6, generate_msg/5, generate_response_msg/4, next_msg_id/0, @@ -92,8 +92,10 @@ reset(#state{v3 = V3}) -> %% Purpose: This is the main Message Dispatching function. (see %% section 4.2.1 in rfc2272) %%----------------------------------------------------------------- -process_msg(Msg, Domain, Addr, Port, State, NoteStore, Logger) -> +process_msg(Msg, Domain, Ip, Port, State, NoteStore, Logger) -> + process_msg(Msg, Domain, {Ip, Port}, State, NoteStore, Logger). +process_msg(Msg, Domain, Addr, State, NoteStore, Logger) -> inc(snmpInPkts), case (catch snmp_pdus:dec_message_only(binary_to_list(Msg))) of @@ -102,17 +104,17 @@ process_msg(Msg, Domain, Addr, Port, State, NoteStore, Logger) -> #message{version = 'version-1', vsn_hdr = Community, data = Data} when State#state.v1 =:= true -> HS = ?empty_msg_size + length(Community), - process_v1_v2c_msg('version-1', NoteStore, Msg, - Domain, Addr, Port, - Community, Data, HS, Logger); + process_v1_v2c_msg( + 'version-1', NoteStore, Msg, Domain, Addr, + Community, Data, HS, Logger); %% Version 2 #message{version = 'version-2', vsn_hdr = Community, data = Data} when State#state.v2c =:= true -> HS = ?empty_msg_size + length(Community), - process_v1_v2c_msg('version-2', NoteStore, Msg, - Domain, Addr, Port, - Community, Data, HS, Logger); + process_v1_v2c_msg( + 'version-2', NoteStore, Msg, Domain, Addr, + Community, Data, HS, Logger); %% Version 3 #message{version = 'version-3', vsn_hdr = H, data = Data} @@ -122,7 +124,7 @@ process_msg(Msg, Domain, Addr, Port, State, NoteStore, Logger) -> "~n msgFlags: ~p" "~n msgSecModel: ~p", [H#v3_hdr.msgID,H#v3_hdr.msgFlags,H#v3_hdr.msgSecurityModel]), - process_v3_msg(NoteStore, Msg, H, Data, Addr, Port, Logger); + process_v3_msg(NoteStore, Msg, H, Data, Addr, Logger); %% Crap {'EXIT', {bad_version, Vsn}} -> @@ -148,32 +150,27 @@ process_msg(Msg, Domain, Addr, Port, State, NoteStore, Logger) -> %%----------------------------------------------------------------- %% Handles a Community based message (v1 or v2c). %%----------------------------------------------------------------- -process_v1_v2c_msg(Vsn, _NoteStore, Msg, Domain, - Addr, Port, - Community, Data, HS, Log) -> +process_v1_v2c_msg( + Vsn, _NoteStore, Msg, Domain, Addr, Community, Data, HS, Log) -> ?vdebug("process_v1_v2c_msg -> entry with" "~n Vsn: ~p" "~n Domain: ~p" "~n Addr: ~p" - "~n Port: ~p" "~n Community: ~p" - "~n HS: ~p", [Vsn, Domain, Addr, Port, Community, HS]), - + "~n HS: ~p", [Vsn, Domain, Addr, Community, HS]), + {TDomain, TAddress} = try - begin - TD = snmp_conf:mk_tdomain(Domain), - TA = snmp_conf:mk_taddress(Domain, Addr, Port), - {TD, TA} - end + {snmp_conf:mk_tdomain(Domain), + snmp_conf:mk_taddress(Domain, Addr)} catch throw:{error, TReason} -> throw({discarded, {badarg, Domain, TReason}}) end, Max = get_max_message_size(), - AgentMax = get_agent_max_message_size(Addr, Port), + AgentMax = get_agent_max_message_size(Domain, Addr), PduMS = pdu_ms(Max, AgentMax, HS), ?vtrace("process_v1_v2c_msg -> PduMS: ~p", [PduMS]), @@ -213,13 +210,12 @@ sec_model('version-2') -> ?SEC_V2C. %% Handles a SNMPv3 Message, following the procedures in rfc2272, %% section 4.2 and 7.2 %%----------------------------------------------------------------- -process_v3_msg(NoteStore, Msg, Hdr, Data, Addr, Port, Log) -> +process_v3_msg(NoteStore, Msg, Hdr, Data, Address, Log) -> + ?vdebug( + "process_v3_msg -> entry with~n" + " Hdr: ~p~n" + " Address: ~p", [Hdr, Address]), - ?vdebug("process_v3_msg -> entry with" - "~n Hdr: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Hdr, Addr, Port]), - %% 7.2.3 #v3_hdr{msgID = MsgID, msgMaxSize = MMS, @@ -352,8 +348,8 @@ process_v3_msg(NoteStore, Msg, Hdr, Data, Addr, Port, Log) -> %% 4.2.2.1.1 - we don't handle proxys yet => we only %% handle CtxEngineID to ourselves %% Check that we actually know of an agent with this - %% CtxEngineID and Addr/Port - case is_known_engine_id(CtxEngineID, Addr, Port) of + %% CtxEngineID and Address + case is_known_engine_id(CtxEngineID, Address) of true -> ?vtrace("and the agent EngineID (~p) " "is know to us", [CtxEngineID]), @@ -866,14 +862,23 @@ get_max_message_size() -> end. %% The the MMS of the agent -get_agent_max_message_size(Addr, Port) -> - case snmpm_config:get_agent_engine_max_message_size(Addr, Port) of +get_agent_max_message_size(Domain, Addr) -> + case snmpm_config:get_agent_engine_max_message_size(Domain, Addr) of {ok, MMS} -> MMS; _Error -> - ?vlog("unknown agent: ~w:~w", [Addr, Port]), + ?vlog("unknown agent: ~s", + [snmp_conf:mk_addr_string({Domain, Addr})]), get_max_message_size() end. +%% get_agent_max_message_size(Addr, Port) -> +%% case snmpm_config:get_agent_engine_max_message_size(Addr, Port) of +%% {ok, MMS} -> +%% MMS; +%% _Error -> +%% ?vlog("unknown agent: ~w:~w", [Addr, Port]), +%% get_max_message_size() +%% end. %% Get "our" (manager) engine id get_engine_id() -> @@ -888,9 +893,12 @@ get_engine_id() -> get_agent_engine_id(Name) -> snmpm_config:get_agent_engine_id(Name). -is_known_engine_id(EngineID, Addr, Port) -> +is_known_engine_id(EngineID, {Addr, Port}) -> snmpm_config:is_known_engine_id(EngineID, Addr, Port). +%% is_known_engine_id(EngineID, Addr, Port) -> +%% snmpm_config:is_known_engine_id(EngineID, Addr, Port). + % get_agent_engine_id(Addr, Port) -> % case snmpm_config:get_agent_engine_id(Addr, Port) of % {ok, Id} -> diff --git a/lib/snmp/src/manager/snmpm_net_if.erl b/lib/snmp/src/manager/snmpm_net_if.erl index 4d6bd9aa33..b4cc165d2e 100644 --- a/lib/snmp/src/manager/snmpm_net_if.erl +++ b/lib/snmp/src/manager/snmpm_net_if.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2011. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -17,7 +17,9 @@ %% %CopyrightEnd% %% +-ifndef(snmpm_net_if_mt). -module(snmpm_net_if). +-endif. -behaviour(gen_server). -behaviour(snmpm_network_interface). @@ -27,9 +29,9 @@ -export([ start_link/2, stop/1, - send_pdu/6, % Backward compatibillity - send_pdu/7, % Backward compatibillity - send_pdu/8, + send_pdu/6, % Backward compatibility + send_pdu/7, % Partly backward compatibility + send_pdu/8, % Backward compatibility inform_response/4, @@ -55,11 +57,11 @@ %% -define(VMODULE,"NET_IF"). -include("snmp_verbosity.hrl"). --record(state, +-record(state, { server, note_store, - sock, + transports = [], mpd_state, log, irb = auto, % auto | {user, integer()} @@ -67,6 +69,9 @@ filter }). +-record(transport, + {socket, + domain = snmpUDPDomain}). -define(DEFAULT_FILTER_MODULE, snmpm_net_if_filter). -define(DEFAULT_FILTER_OPTS, [{module, ?DEFAULT_FILTER_MODULE}]). @@ -99,30 +104,32 @@ start_link(Server, NoteStore) -> stop(Pid) -> call(Pid, stop). -send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port) -> - send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port, ?DEFAULT_EXTRA_INFO). - -send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port, ExtraInfo) -> - Domain = snmpm_config:default_transport_domain(), - send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo). +send_pdu(Pid, Pdu, Vsn, MsgData, Domain_or_Ip, Addr_or_Port) -> + send_pdu( + Pid, Pdu, Vsn, MsgData, Domain_or_Ip, Addr_or_Port, ?DEFAULT_EXTRA_INFO). -send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo) +send_pdu(Pid, Pdu, Vsn, MsgData, Domain_or_Ip, Addr_or_Port, ExtraInfo) when is_record(Pdu, pdu) -> - ?d("send_pdu -> entry with" - "~n Pid: ~p" - "~n Pdu: ~p" - "~n Vsn: ~p" - "~n MsgData: ~p" - "~n Domain: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Pid, Pdu, Vsn, MsgData, Domain, Addr, Port]), - cast(Pid, {send_pdu, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo}). + ?d("send_pdu -> entry with~n" + " Pid: ~p~n" + " Pdu: ~p~n" + " Vsn: ~p~n" + " MsgData: ~p~n" + " Domain/IP: ~p~n" + " Addr/Port: ~p", + [Pid, Pdu, Vsn, MsgData, Domain_or_Ip, Addr_or_Port]), + {Domain, Addr} = address(Domain_or_Ip, Addr_or_Port), + cast(Pid, {send_pdu, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo}). + +send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Ip, Port, ExtraInfo) -> + send_pdu(Pid, Pdu, Vsn, MsgData, Domain, {Ip, Port}, ExtraInfo). note_store(Pid, NoteStore) -> call(Pid, {note_store, NoteStore}). -inform_response(Pid, Ref, Addr, Port) -> - cast(Pid, {inform_response, Ref, Addr, Port}). +inform_response(Pid, Ref, Domain_or_Ip, Addr_or_Port) -> + {Domain, Addr} = address(Domain_or_Ip, Addr_or_Port), + cast(Pid, {inform_response, Ref, Domain, Addr}). info(Pid) -> call(Pid, info). @@ -144,6 +151,64 @@ filter_reset(Pid) -> %%%------------------------------------------------------------------- +%%% Multi-thread manager +%%%------------------------------------------------------------------- + +-ifdef(snmpm_net_if_mt). + +%% This function is called through the macro below to +%% (in the not multithreaded case) avoid creating the +%% Failer/4 fun, and to avoid calling the Worker through a fun +%% (now it shall not be a fun, just a code snippet). + +worker(Worker, Failer, #state{log = Log} = State) -> + Verbosity = get(verbosity), + spawn_opt( + fun () -> + try + put(sname, mnifw), + put(verbosity, Verbosity), + NewState = + case do_reopen_log(Log) of + Log -> + State; + NewLog -> + State#state{log = NewLog} + end, + Worker(NewState) + of + Result -> + %% Winds up in handle_info {'DOWN', ...} + erlang:exit({net_if_worker, Result}) + catch + Class:Reason -> + %% Winds up in handle_info {'DOWN', ...} + erlang:exit( + {net_if_worker, Failer, + Class, Reason, erlang:get_stacktrace()}) + end + end, + [monitor]). +-define( + worker(S, Worker, Failer, State), + begin + worker( + fun (S) -> begin Worker end end, + begin Failer end, + (State)) + end). + +-else. + +-define( + worker(S, Worker, _Failer, State), + begin (S) = (State), begin Worker end end). + +-endif. + + + +%%%------------------------------------------------------------------- %%% Callback functions from gen_server %%%------------------------------------------------------------------- @@ -158,12 +223,19 @@ init([Server, NoteStore]) -> ?d("init -> entry with" "~n Server: ~p" "~n NoteStore: ~p", [Server, NoteStore]), - case (catch do_init(Server, NoteStore)) of + try do_init(Server, NoteStore) + catch {error, Reason} -> - {stop, Reason}; - {ok, State} -> - {ok, State} + {stop, Reason} end. + +-ifdef(snmpm_net_if_mt). +%% This should really be protected, but it also needs to +%% be writable for the worker processes, so... +-define(inform_table_opts, [set, public, named_table, {keypos, 1}]). +-else. +-define(inform_table_opts, [set, protected, named_table, {keypos, 1}]). +-endif. do_init(Server, NoteStore) -> process_flag(trap_exit, true), @@ -173,18 +245,18 @@ do_init(Server, NoteStore) -> process_flag(priority, Prio), %% -- Create inform request table -- - ets:new(snmpm_inform_request_table, - [set, protected, named_table, {keypos, 1}]), + ets:new(snmpm_inform_request_table, ?inform_table_opts), %% -- Verbosity -- {ok, Verbosity} = snmpm_config:system_info(net_if_verbosity), - put(sname,mnif), - put(verbosity,Verbosity), + put(sname, mnif), + put(verbosity, Verbosity), ?vlog("starting", []), %% -- MPD -- {ok, Vsns} = snmpm_config:system_info(versions), MpdState = snmpm_mpd:init(Vsns), + ?vdebug("MpdState: ~w", [MpdState]), %% -- Module dependent options -- {ok, Opts} = snmpm_config:system_info(net_if_options), @@ -193,14 +265,6 @@ do_init(Server, NoteStore) -> {ok, IRB} = snmpm_config:system_info(net_if_irb), IrGcRef = irgc_start(IRB), - %% -- Socket -- - SndBuf = get_opt(Opts, sndbuf, default), - RecBuf = get_opt(Opts, recbuf, default), - BindTo = get_opt(Opts, bind_to, false), - NoReuse = get_opt(Opts, no_reuse, false), - {ok, Port} = snmpm_config:system_info(port), - {ok, Sock} = do_open_port(Port, SndBuf, RecBuf, BindTo, NoReuse), - %% Flow control -- FilterOpts = get_opt(Opts, filter, []), FilterMod = create_filter(FilterOpts), @@ -209,77 +273,107 @@ do_init(Server, NoteStore) -> %% -- Audit trail log --- {ok, ATL} = snmpm_config:system_info(audit_trail_log), Log = do_init_log(ATL), + ?vdebug("Log: ~w", [Log]), + + {ok, DomainAddresses} = snmpm_config:system_info(transports), + ?vdebug("DomainAddresses: ~w",[DomainAddresses]), + CommonSocketOpts = common_socket_opts(Opts), + BindTo = get_opt(Opts, bind_to, false), + case + [begin + {IpPort, SocketOpts} = + socket_params(Domain, Address, BindTo, CommonSocketOpts), + Socket = socket_open(IpPort, SocketOpts), + #transport{socket = Socket, domain = Domain} + end || {Domain, Address} <- DomainAddresses] + of + [] -> + ?vinfo("No transports configured: ~p", [DomainAddresses]), + throw({error, {no_transports,DomainAddresses}}); + Transports -> + %% -- Initiate counters --- + init_counters(), + + %% -- We are done --- + State = #state{ + server = Server, + note_store = NoteStore, + mpd_state = MpdState, + transports = Transports, + log = Log, + irb = IRB, + irgc = IrGcRef, + filter = FilterMod}, + ?vdebug("started", []), + {ok, State} + end. - %% -- Initiate counters --- - init_counters(), - - %% -- We are done --- - State = #state{server = Server, - note_store = NoteStore, - mpd_state = MpdState, - sock = Sock, - log = Log, - irb = IRB, - irgc = IrGcRef, - filter = FilterMod}, - ?vdebug("started", []), - {ok, State}. - - -%% Open port -do_open_port(Port, SendSz, RecvSz, BindTo, NoReuse) -> - ?vtrace("do_open_port -> entry with" - "~n Port: ~p" - "~n SendSz: ~p" - "~n RecvSz: ~p" - "~n BindTo: ~p" - "~n NoReuse: ~p", [Port, SendSz, RecvSz, BindTo, NoReuse]), - IpOpts1 = bind_to(BindTo), - IpOpts2 = no_reuse(NoReuse), - IpOpts3 = recbuf(RecvSz), - IpOpts4 = sndbuf(SendSz), - IpOpts = [binary | IpOpts1 ++ IpOpts2 ++ IpOpts3 ++ IpOpts4], - OpenRes = - case init:get_argument(snmpm_fd) of - {ok, [[FdStr]]} -> - Fd = list_to_integer(FdStr), - gen_udp:open(0, [{fd, Fd}|IpOpts]); - error -> - gen_udp:open(Port, IpOpts) - end, - case OpenRes of +socket_open(IpPort, SocketOpts) -> + ?vtrace("socket_open -> entry with~n" + " IpPort: ~p~n" + " SocketOpts: ~p", [IpPort, SocketOpts]), + case gen_udp:open(IpPort, SocketOpts) of {error, _} = Error -> throw(Error); - OK -> - OK + {ok, Socket} -> + Socket end. -bind_to(true) -> - case snmpm_config:system_info(address) of - {ok, Addr} when is_list(Addr) -> - [{ip, list_to_tuple(Addr)}]; - {ok, Addr} -> - [{ip, Addr}]; +socket_params(Domain, {IpAddr, IpPort} = Addr, BindTo, CommonSocketOpts) -> + Family = snmp_conf:tdomain_to_family(Domain), + SocketOpts = + case Family of + inet6 -> + [Family, {ipv6_v6only, true} | CommonSocketOpts]; + Family -> + [Family | CommonSocketOpts] + end, + case Family of + inet -> + case init:get_argument(snmp_fd) of + {ok, [[FdStr]]} -> + Fd = list_to_integer(FdStr), + case BindTo of + true -> + {IpPort, [{ip, IpAddr}, {fd, Fd} | SocketOpts]}; + _ -> + {0, [{fd, Fd} | SocketOpts]} + end; + error -> + socket_params(SocketOpts, Addr, BindTo) + end; _ -> - [] - end; -bind_to(_) -> - []. - -no_reuse(false) -> - [{reuseaddr, true}]; -no_reuse(_) -> - []. - -recbuf(default) -> - []; -recbuf(Sz) -> - [{recbuf, Sz}]. + socket_params(SocketOpts, Addr, BindTo) + end. +%% +socket_params(SocketOpts, {IpAddr, IpPort}, BindTo) -> + case BindTo of + true -> + {IpPort, [{ip, IpAddr} | SocketOpts]}; + _ -> + {IpPort, SocketOpts} + end. -sndbuf(default) -> - []; -sndbuf(Sz) -> - [{sndbuf, Sz}]. +common_socket_opts(Opts) -> + [binary + | case get_opt(Opts, sndbuf, default) of + default -> + []; + Sz -> + [{sndbuf, Sz}] + end ++ + case get_opt(Opts, recbuf, default) of + default -> + []; + Sz -> + [{sndbuf, Sz}] + end ++ + case get_opt(Opts, no_reuse, false) of + false -> + [{reuseaddr, true}]; + _ -> + [] + end]. create_filter(Opts) when is_list(Opts) -> @@ -294,6 +388,10 @@ create_filter(BadOpts) -> throw({error, {bad_filter_opts, BadOpts}}). +%% ---------------------------------------------------------------------- +%% Audit Trail Logger +%% ---------------------------------------------------------------------- + %% Open log do_init_log(false) -> ?vtrace("do_init_log(false) -> entry", []), @@ -314,24 +412,69 @@ do_init_log(true) -> Function = increment_counter, Args = [atl_seqno, Initial, Max], SeqNoGen = {Module, Function, Args}, - case snmp_log:create(Name, File, - SeqNoGen, Size, Repair, true) of + case snmp_log:create( + Name, File, SeqNoGen, Size, Repair, true) of {ok, Log} -> ?vdebug("log created: ~w", [Log]), - {Log, Type}; + {Name, Log, Type}; {error, Reason} -> throw({error, {failed_create_audit_log, Reason}}) end; _ -> case snmp_log:create(Name, File, Size, Repair, true) of {ok, Log} -> - {Log, Type}; + ?vdebug("log created: ~w", [Log]), + {Name, Log, Type}; {error, Reason} -> throw({error, {failed_create_audit_log, Reason}}) end end. - +-ifdef(snmpm_net_if_mt). +do_reopen_log(undefined) -> + undefined; +do_reopen_log({Name, Log, Type}) -> + case snmp_log:open(Name, Log) of + {ok, NewLog} -> + {Name, NewLog, Type}; + {error, Reason} -> + warning_msg( + "NetIf worker ~p failed to open ATL:~n" + " ~p", [self(), Reason]), + undefined + end. +-endif. + +%% Close log +do_close_log(undefined) -> + ok; +do_close_log({_Name, Log, _Type}) -> + (catch snmp_log:sync(Log)), + (catch snmp_log:close(Log)), + ok; +do_close_log(_) -> + ok. + +%% Log +logger(undefined, _Type, _Domain, _Addr) -> + fun(_) -> + ok + end; +logger({_Name, Log, Types}, Type, Domain, Addr) -> + case lists:member(Type, Types) of + true -> + AddrString = + iolist_to_binary(snmp_conf:mk_addr_string({Domain, Addr})), + fun(Msg) -> + snmp_log:log(Log, Msg, AddrString) + end; + false -> + fun(_) -> + ok + end + end. + + %%-------------------------------------------------------------------- %% Func: handle_call/3 %% Returns: {reply, Reply, State} | @@ -386,25 +529,24 @@ handle_call(Req, From, State) -> %% {noreply, State, Timeout} | %% {stop, Reason, State} (terminate/2 is called) %%-------------------------------------------------------------------- -handle_cast({send_pdu, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo}, +handle_cast({send_pdu, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo}, State) -> - ?vlog("received send_pdu message with" - "~n Pdu: ~p" - "~n Vsn: ~p" - "~n MsgData: ~p" - "~n Domain: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Pdu, Vsn, MsgData, Domain, Addr, Port]), - maybe_process_extra_info(ExtraInfo), - maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, State), + ?vlog("received send_pdu message with~n" + " Pdu: ~p~n" + " Vsn: ~p~n" + " MsgData: ~p~n" + " Domain: ~p~n" + " Addr: ~p", [Pdu, Vsn, MsgData, Domain, Addr]), + maybe_process_extra_info(ExtraInfo), + maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, State), {noreply, State}; -handle_cast({inform_response, Ref, Addr, Port}, State) -> - ?vlog("received inform_response message with" - "~n Ref: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Ref, Addr, Port]), - handle_inform_response(Ref, Addr, Port, State), +handle_cast({inform_response, Ref, Domain, Addr}, State) -> + ?vlog("received inform_response message with~n" + " Ref: ~p~n" + " Domain: ~p~n" + " Addr: ~p", [Ref, Domain, Addr]), + handle_inform_response(Ref, Domain, Addr, State), {noreply, State}; handle_cast(filter_reset, State) -> @@ -423,10 +565,21 @@ handle_cast(Msg, State) -> %% {noreply, State, Timeout} | %% {stop, Reason, State} (terminate/2 is called) %%-------------------------------------------------------------------- -handle_info({udp, Sock, Ip, Port, Bytes}, #state{sock = Sock} = State) -> - ?vlog("received ~w bytes from ~p:~p [~w]", [size(Bytes), Ip, Port, Sock]), - maybe_handle_recv_msg(Ip, Port, Bytes, State), - {noreply, State}; +handle_info( + {udp, Socket, IpAddr, IpPort, Bytes}, + #state{transports = Transports} = State) -> + Size = byte_size(Bytes), + case lists:keyfind(Socket, #transport.socket, Transports) of + #transport{socket = Socket, domain = Domain} -> + ?vlog("received ~w bytes from ~p:~p [~w]", + [Size, IpAddr, IpPort, Socket]), + maybe_handle_recv_msg(Domain, {IpAddr, IpPort}, Bytes, State), + {noreply, State}; + false -> + warning_msg("Received ~w bytes on unknown port: ~p from ~s", + [Size, Socket, format_address({IpAddr, IpPort})]), + {noreply, State} + end; handle_info(inform_response_gc, State) -> ?vlog("received inform_response_gc message", []), @@ -439,11 +592,42 @@ handle_info({disk_log, _Node, Log, Info}, State) -> State2 = handle_disk_log(Log, Info, State), {noreply, State2}; +handle_info({'DOWN', _, _, _, _} = Info, State) -> + handle_info_down(Info, State); + handle_info(Info, State) -> + handle_info_unknown(Info, State). + + +handle_info_unknown(Info, State) -> warning_msg("received unknown info: ~n~p", [Info]), {noreply, State}. +-ifdef(snmpm_net_if_mt). +handle_info_down( + {'DOWN', _MRef, process, _Pid, + {net_if_worker, _Result}}, + State) -> + ?vdebug("received DOWN message from net_if worker [~w]: " + "~n Result: ~p", [_Pid, _Result]), + {noreply, State}; +handle_info_down( + {'DOWN', _MRef, process, Pid, + {net_if_worker, Failer, Class, Reason, Stacktrace} = _ExitStatus}, + State) -> + ?vdebug("received DOWN message from net_if worker [~w]: " + "~n ExitStatus: ~p", [Pid, _ExitStatus]), + Failer(Pid, Class, Reason, Stacktrace), + {noreply, State}; +handle_info_down(Info, State) -> + handle_info_unknown(Info, State). +-else. +handle_info_down(Info, State) -> + handle_info_unknown(Info, State). +-endif. + + %%-------------------------------------------------------------------- %% Func: terminate/2 %% Purpose: Shutdown the server @@ -457,68 +641,12 @@ terminate(Reason, #state{log = Log, irgc = IrGcRef}) -> ok. -do_close_log({Log, _Type}) -> - (catch snmp_log:sync(Log)), - (catch snmp_log:close(Log)), - ok; -do_close_log(_) -> - ok. - - %%---------------------------------------------------------------------- %% Func: code_change/3 %% Purpose: Convert process state when code is changed %% Returns: {ok, NewState} %%---------------------------------------------------------------------- -code_change({down, _Vsn}, OldState, downgrade_to_pre_4_14) -> - ?d("code_change(down, downgrade_to_pre_4_14) -> entry with" - "~n OldState: ~p", [OldState]), - #state{server = Server, - note_store = NoteStore, - sock = Sock, - mpd_state = MpdState, - log = {OldLog, Type}, - irb = IRB, - irgc = IRGC} = OldState, - NewLog = snmp_log:downgrade(OldLog), - State = - {state, Server, NoteStore, Sock, MpdState, {NewLog, Type}, IRB, IRGC}, - {ok, State}; - -code_change({down, _Vsn}, OldState, downgrade_to_pre_4_16) -> - ?d("code_change(down, downgrade_to_pre_4_16) -> entry with" - "~n OldState: ~p", [OldState]), - {OldLog, Type} = OldState#state.log, - NewLog = snmp_log:downgrade(OldLog), - State = OldState#state{log = {NewLog, Type}}, - {ok, State}; - -% upgrade -code_change(_Vsn, OldState, upgrade_from_pre_4_14) -> - ?d("code_change(up, upgrade_from_pre_4_14) -> entry with" - "~n OldState: ~p", [OldState]), - {state, Server, NoteStore, Sock, MpdState, {OldLog, Type}, IRB, IRGC} = - OldState, - NewLog = snmp_log:upgrade(OldLog), - State = #state{server = Server, - note_store = NoteStore, - sock = Sock, - mpd_state = MpdState, - log = {NewLog, Type}, - irb = IRB, - irgc = IRGC, - filter = ?DEFAULT_FILTER_MODULE}, - {ok, State}; - -code_change(_Vsn, OldState, upgrade_from_pre_4_16) -> - ?d("code_change(up, upgrade_from_pre_4_16) -> entry with" - "~n OldState: ~p", [OldState]), - {OldLog, Type} = OldState#state.log, - NewLog = snmp_log:upgrade(OldLog), - State = OldState#state{log = {NewLog, Type}}, - {ok, State}; - code_change(_Vsn, State, _Extra) -> ?d("code_change -> entry with" "~n Vsn: ~p" @@ -531,139 +659,155 @@ code_change(_Vsn, State, _Extra) -> %%% Internal functions %%%------------------------------------------------------------------- -maybe_handle_recv_msg(Addr, Port, Bytes, #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_recv(Addr, Port)) of +maybe_handle_recv_msg(Domain, Addr, Bytes, State) -> + ?worker( + S, maybe_handle_recv_msg_mt(Domain, Addr, Bytes, S), + fun (Pid, Class, Reason, Stacktrace) -> + warning_msg( + "Worker process (~p) terminated " + "while processing (incomming) message from %s:~n" + "~w:~w at ~p", + [Pid, snmp_conf:mk_addr_string({Domain, Addr}), + Class, Reason, Stacktrace]) + end, + State). + +maybe_handle_recv_msg_mt( + Domain, Addr, Bytes, + #state{filter = FilterMod, transports = Transports} = State) -> + {Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}), + case (catch FilterMod:accept_recv(Arg1, Arg2)) of false -> %% Drop the received packet - inc(netIfMsgInDrops), - ok; + inc(netIfMsgInDrops); _ -> - handle_recv_msg(Addr, Port, Bytes, State) - end. + handle_recv_msg(Domain, Addr, Bytes, State) + end, + ok. -handle_recv_msg(Addr, Port, Bytes, #state{server = Pid}) +handle_recv_msg(Domain, Addr, Bytes, #state{server = Pid}) when is_binary(Bytes) andalso (size(Bytes) =:= 0) -> - Pid ! {snmp_error, {empty_message, Addr, Port}, Addr, Port}, - ok; - -handle_recv_msg(Addr, Port, Bytes, - #state{server = Pid, - note_store = NoteStore, - mpd_state = MpdState, - sock = Sock, - log = Log} = State) -> - Domain = snmp_conf:which_domain(Addr), % What the ****... - Logger = logger(Log, read, Addr, Port), - case (catch snmpm_mpd:process_msg(Bytes, Domain, Addr, Port, - MpdState, NoteStore, Logger)) of + Pid ! {snmp_error, {empty_message, Domain, Addr}, Domain, Addr}; +%% +handle_recv_msg( + Domain, Addr, Bytes, + #state{ + server = Pid, + note_store = NoteStore, + mpd_state = MpdState, + log = Log} = State) -> + Logger = logger(Log, read, Domain, Addr), + case (catch snmpm_mpd:process_msg( + Bytes, Domain, Addr, MpdState, NoteStore, Logger)) of {ok, Vsn, Pdu, MS, ACM} -> - maybe_handle_recv_pdu(Addr, Port, Vsn, Pdu, MS, ACM, - Logger, State); + maybe_handle_recv_pdu( + Domain, Addr, Vsn, Pdu, MS, ACM, Logger, State); {discarded, Reason, Report} -> ?vdebug("discarded: ~p", [Reason]), ErrorInfo = {failed_processing_message, Reason}, - Pid ! {snmp_error, ErrorInfo, Addr, Port}, - maybe_udp_send(State#state.filter, Sock, Addr, Port, Report), - ok; + Pid ! {snmp_error, ErrorInfo, Domain, Addr}, + maybe_udp_send(Domain, Addr, Report, State); {discarded, Reason} -> ?vdebug("discarded: ~p", [Reason]), ErrorInfo = {failed_processing_message, Reason}, - Pid ! {snmp_error, ErrorInfo, Addr, Port}, - ok; + Pid ! {snmp_error, ErrorInfo, Domain, Addr}; Error -> error_msg("processing of received message failed: " - "~n ~p", [Error]), - ok + "~n ~p", [Error]) end. -maybe_handle_recv_pdu(Addr, Port, - Vsn, #pdu{type = Type} = Pdu, PduMS, ACM, - Logger, - #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_recv_pdu(Addr, Port, Type)) of +maybe_handle_recv_pdu( + Domain, Addr, Vsn, #pdu{type = Type} = Pdu, PduMS, ACM, Logger, + #state{filter = FilterMod, transports = Transports} = State) -> + {Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}), + case (catch FilterMod:accept_recv_pdu(Arg1, Arg2, Type)) of false -> - inc(netIfPduInDrops), - ok; + inc(netIfPduInDrops); _ -> - handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State) + handle_recv_pdu( + Domain, Addr, Vsn, Pdu, PduMS, ACM, Logger, State) end; -maybe_handle_recv_pdu(Addr, Port, Vsn, Trap, PduMS, ACM, Logger, - #state{filter = FilterMod} = State) +maybe_handle_recv_pdu( + Domain, Addr, Vsn, Trap, PduMS, ACM, Logger, + #state{filter = FilterMod, transports = Transports} = State) when is_record(Trap, trappdu) -> - case (catch FilterMod:accept_recv_pdu(Addr, Port, trappdu)) of + {Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}), + case (catch FilterMod:accept_recv_pdu(Arg1, Arg2, trappdu)) of false -> - inc(netIfPduInDrops), - ok; + inc(netIfPduInDrops); _ -> - handle_recv_pdu(Addr, Port, Vsn, Trap, PduMS, ACM, Logger, State) + handle_recv_pdu( + Domain, Addr, Vsn, Trap, PduMS, ACM, Logger, State) end; -maybe_handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State) -> - handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State). - - -handle_recv_pdu(Addr, Port, - Vsn, #pdu{type = 'inform-request'} = Pdu, _PduMS, ACM, - Logger, #state{server = Pid, irb = IRB} = State) -> - handle_inform_request(IRB, Pid, Vsn, Pdu, ACM, - Addr, Port, Logger, State); -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = report} = Pdu, _PduMS, ok, - _Logger, - #state{server = Pid} = _State) -> +maybe_handle_recv_pdu( + Domain, Addr, Vsn, Pdu, PduMS, ACM, Logger, State) -> + handle_recv_pdu(Domain, Addr, Vsn, Pdu, PduMS, ACM, Logger, State). + + +handle_recv_pdu( + Domain, Addr, Vsn, + #pdu{type = 'inform-request'} = Pdu, _PduMS, ACM, Logger, + #state{server = Pid, irb = IRB} = State) -> + handle_inform_request( + IRB, Pid, Vsn, Pdu, ACM, Domain, Addr, Logger, State); +handle_recv_pdu( + Domain, Addr, _Vsn, + #pdu{type = report} = Pdu, _PduMS, ok, _Logger, + #state{server = Pid} = _State) -> ?vtrace("received report - ok", []), - Pid ! {snmp_report, {ok, Pdu}, Addr, Port}; -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = report} = Pdu, _PduMS, - {error, ReqId, Reason}, - _Logger, - #state{server = Pid} = _State) -> + Pid ! {snmp_report, {ok, Pdu}, Domain, Addr}; +handle_recv_pdu( + Domain, Addr, _Vsn, + #pdu{type = report} = Pdu, _PduMS, {error, ReqId, Reason}, _Logger, + #state{server = Pid} = _State) -> ?vtrace("received report - error", []), - Pid ! {snmp_report, {error, ReqId, Reason, Pdu}, Addr, Port}; -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = 'snmpv2-trap'} = Pdu, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) -> + Pid ! {snmp_report, {error, ReqId, Reason, Pdu}, Domain, Addr}; +handle_recv_pdu( + Domain, Addr, _Vsn, + #pdu{type = 'snmpv2-trap'} = Pdu, _PduMS, _ACM, _Logger, + #state{server = Pid} = _State) -> ?vtrace("received snmpv2-trap", []), - Pid ! {snmp_trap, Pdu, Addr, Port}; -handle_recv_pdu(Addr, Port, - _Vsn, Trap, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) when is_record(Trap, trappdu) -> + Pid ! {snmp_trap, Pdu, Domain, Addr}; +handle_recv_pdu( + Domain, Addr, _Vsn, Trap, _PduMS, _ACM, _Logger, + #state{server = Pid} = _State) when is_record(Trap, trappdu) -> ?vtrace("received trappdu", []), - Pid ! {snmp_trap, Trap, Addr, Port}; -handle_recv_pdu(Addr, Port, - _Vsn, Pdu, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) when is_record(Pdu, pdu) -> + Pid ! {snmp_trap, Trap, Domain, Addr}; +handle_recv_pdu( + Domain, Addr, _Vsn, Pdu, _PduMS, _ACM, _Logger, + #state{server = Pid} = _State) when is_record(Pdu, pdu) -> ?vtrace("received pdu", []), - Pid ! {snmp_pdu, Pdu, Addr, Port}; -handle_recv_pdu(_Addr, _Port, _Vsn, Pdu, _PduMS, ACM, _Logger, _State) -> + Pid ! {snmp_pdu, Pdu, Domain, Addr}; +handle_recv_pdu( + _Domain, _Addr, _Vsn, Pdu, _PduMS, ACM, _Logger, _State) -> ?vlog("received unexpected pdu: " - "~n Pdu: ~p" - "~n ACM: ~p", [Pdu, ACM]). + "~n Pdu: ~p" + "~n ACM: ~p", [Pdu, ACM]). -handle_inform_request(auto, Pid, Vsn, Pdu, ACM, Addr, Port, Logger, State) -> +handle_inform_request( + auto, Pid, Vsn, Pdu, ACM, Domain, Addr, Logger, State) -> ?vtrace("received inform-request (true)", []), - Pid ! {snmp_inform, ignore, Pdu, Addr, Port}, + Pid ! {snmp_inform, ignore, Pdu, Domain, Addr}, RePdu = make_response_pdu(Pdu), - maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, Logger, State); -handle_inform_request({user, To}, Pid, Vsn, #pdu{request_id = ReqId} = Pdu, - ACM, Addr, Port, _Logger, _State) -> + maybe_send_inform_response(RePdu, Vsn, ACM, Domain, Addr, Logger, State); +handle_inform_request( + {user, To}, Pid, Vsn, #pdu{request_id = ReqId} = Pdu, + ACM, Domain, Addr, _Logger, _State) -> ?vtrace("received inform-request (false)", []), - Pid ! {snmp_inform, ReqId, Pdu, Addr, Port}, + Pid ! {snmp_inform, ReqId, Pdu, Domain, Addr}, %% Before we go any further, we need to check that we have not %% already received this message (possible resend). - Key = {ReqId, Addr, Port}, + Key = {ReqId, Domain, Addr}, case ets:lookup(snmpm_inform_request_table, Key) of [_] -> %% OK, we already know about this. We assume this @@ -676,40 +820,57 @@ handle_inform_request({user, To}, Pid, Vsn, #pdu{request_id = ReqId} = Pdu, Rec = {Key, Expire, {Vsn, ACM, RePdu}}, ets:insert(snmpm_inform_request_table, Rec) end. - -handle_inform_response(Ref, Addr, Port, State) -> - Key = {Ref, Addr, Port}, + +handle_inform_response(Ref, Domain, Addr, State) -> + ?worker( + S, handle_inform_response_mt(Ref, Domain, Addr, S), + fun (Pid, Class, Reason, Stacktrace) -> + warning_msg( + "Worker process (~p) terminated " + "while processing (outgoing) inform response for %s:~n" + "~w:~w at ~p", + [Pid, snmp_conf:mk_addr_string({Domain, Addr}), + Class, Reason, Stacktrace]) + end, + State). + +handle_inform_response_mt(Ref, Domain, Addr, State) -> + Key = {Ref, Domain, Addr}, case ets:lookup(snmpm_inform_request_table, Key) of [{Key, _, {Vsn, ACM, RePdu}}] -> - Logger = logger(State#state.log, read, Addr, Port), + Logger = logger(State#state.log, read, Domain, Addr), ets:delete(snmpm_inform_request_table, Key), - maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, - Logger, State); + maybe_send_inform_response( + RePdu, Vsn, ACM, Domain, Addr, Logger, State); [] -> %% Already acknowledged, or the user was to slow to reply... ok end, ok. -maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, Logger, - #state{server = Pid, - sock = Sock, - filter = FilterMod}) -> - case (catch FilterMod:accept_send_pdu(Addr, Port, pdu_type_of(RePdu))) of +maybe_send_inform_response( + RePdu, Vsn, ACM, Domain, Addr, Logger, + #state{ + server = Pid, + filter = FilterMod, + transports = Transports} = State) -> + {Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}), + case (catch FilterMod:accept_send_pdu( + Arg1, Arg2, pdu_type_of(RePdu))) + of false -> inc(netIfPduOutDrops), ok; _ -> case snmpm_mpd:generate_response_msg(Vsn, RePdu, ACM, Logger) of {ok, Msg} -> - maybe_udp_send(FilterMod, Sock, Addr, Port, Msg); + maybe_udp_send(Domain, Addr, Msg, State); {discarded, Reason} -> ?vlog("failed generating response message:" "~n Reason: ~p", [Reason]), ReqId = RePdu#pdu.request_id, ErrorInfo = {failed_generating_response, {RePdu, Reason}}, - Pid ! {snmp_error, ReqId, ErrorInfo, Addr, Port}, - ok + Pid ! {snmp_error, ReqId, ErrorInfo, Domain, Addr} end end. @@ -742,64 +903,99 @@ irgc_stop(undefined) -> irgc_stop(Ref) -> (catch erlang:cancel_timer(Ref)). - -maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, - #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_send_pdu(Addr, Port, pdu_type_of(Pdu))) of +maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, State) -> + ?worker( + S, maybe_handle_send_pdu_mt(Pdu, Vsn, MsgData, Domain, Addr, S), + fun (Pid, Class, Reason, Stacktrace) -> + warning_msg( + "Worker process (~p) terminated " + "while processing (outgoing) pdu for %s:~n" + "~w:~w at ~p", + [Pid, snmp_conf:mk_addr_string({Domain, Addr}), + Class, Reason, Stacktrace]) + end, + State). + +maybe_handle_send_pdu_mt( + Pdu, Vsn, MsgData, Domain, Addr, + #state{filter = FilterMod, transports = Transports} = State) -> + {Arg1, Arg2} = fix_filter_address(Transports, {Domain, Addr}), + case (catch FilterMod:accept_send_pdu(Arg1, Arg2, pdu_type_of(Pdu))) of false -> - inc(netIfPduOutDrops), - ok; + inc(netIfPduOutDrops); _ -> - handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, State) - end. + handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, State) + end, + ok. -handle_send_pdu(Pdu, Vsn, MsgData, _Domain, Addr, Port, - #state{server = Pid, - note_store = NoteStore, - sock = Sock, - log = Log, - filter = FilterMod}) -> - Logger = logger(Log, write, Addr, Port), - case (catch snmpm_mpd:generate_msg(Vsn, NoteStore, - Pdu, MsgData, Logger)) of +handle_send_pdu( + Pdu, Vsn, MsgData, Domain, Addr, + #state{ + server = Pid, + note_store = NoteStore, + log = Log} = State) -> + Logger = logger(Log, write, Domain, Addr), + case (catch snmpm_mpd:generate_msg( + Vsn, NoteStore, Pdu, MsgData, Logger)) of {ok, Msg} -> ?vtrace("handle_send_pdu -> message generated", []), - maybe_udp_send(FilterMod, Sock, Addr, Port, Msg); + maybe_udp_send(Domain, Addr, Msg, State); {discarded, Reason} -> ?vlog("PDU not sent: " "~n PDU: ~p" "~n Reason: ~p", [Pdu, Reason]), - Pid ! {snmp_error, Pdu, Reason}, - ok + Pid ! {snmp_error, Pdu, Reason} end. -maybe_udp_send(FilterMod, Sock, Addr, Port, Msg) -> - case (catch FilterMod:accept_send(Addr, Port)) of +maybe_udp_send( + Domain, Addr, Msg, + #state{filter = FilterMod, transports = Transports}) -> + To = {Domain, Addr}, + {Arg1, Arg2} = fix_filter_address(Transports, To), + case (catch FilterMod:accept_send(Arg1, Arg2)) of false -> inc(netIfMsgOutDrops), ok; _ -> - udp_send(Sock, Addr, Port, Msg) + case select_transport_from_domain(Domain, Transports) of + false -> + error_msg( + "Can not find transport~n" + " size: ~p~n" + " to: ~s", + [sz(Msg), format_address(To)]); + #transport{socket = Socket} -> + udp_send(Socket, Addr, Msg) + end end. - - -udp_send(Sock, Addr, Port, Msg) -> - case (catch gen_udp:send(Sock, Addr, Port, Msg)) of + +udp_send(Sock, To, Msg) -> + {IpAddr, IpPort} = + case To of + {Domain, Addr} when is_atom(Domain) -> + Addr; + {_, P} = Addr when is_integer(P) -> + Addr + end, + try gen_udp:send(Sock, IpAddr, IpPort, Msg) of ok -> ?vdebug("sent ~w bytes to ~w:~w [~w]", - [sz(Msg), Addr, Port, Sock]), + [sz(Msg), IpAddr, IpPort, Sock]), ok; {error, Reason} -> - error_msg("failed sending message to ~p:~p: " - "~n ~p",[Addr, Port, Reason]); - Error -> - error_msg("failed sending message to ~p:~p: " - "~n ~p",[Addr, Port, Error]) + error_msg("failed sending message to ~p:~p:~n" + " ~p",[IpAddr, IpPort, Reason]) + catch + error:Error -> + error_msg("failed sending message to ~p:~p:~n" + " error:~p~n" + " ~p", + [IpAddr, IpPort, Error, erlang:get_stacktrace()]) end. sz(B) when is_binary(B) -> - size(B); + byte_size(B); sz(L) when is_list(L) -> length(L); sz(_) -> @@ -989,6 +1185,45 @@ handle_set_log_type(State, _NewType) -> {State, {error, not_enabled}}. +select_transport_from_domain(Domain, Transports) when is_atom(Domain) -> + Pos = #transport.domain, + case lists:keyfind(Domain, Pos, Transports) of + #transport{domain = Domain} = Transport -> + Transport; + false when Domain == snmpUDPDomain -> + lists:keyfind(transportDomainUdpIpv4, Pos, Transports); + false when Domain == transportDomainUdpIpv4 -> + lists:keyfind(snmpUDPDomain, Pos, Transports); + false -> + false + end. + +%% If the manager uses legacy snmpUDPDomain e.g has not set +%% {domain, _}, then make sure snmpm_network_interface_filter +%% gets legacy arguments to not break backwards compatibility. +%% +fix_filter_address(Transports, Address) -> + DefaultDomain = snmpm_config:default_transport_domain(), + case Transports of + [#transport{domain = DefaultDomain}, DefaultDomain] -> + case Address of + {Domain, Addr} when is_atom(Domain) -> + Addr; + {_, IpPort} = Addr when is_integer(IpPort) -> + Addr + end; + _ -> + Address + end. + +address(Domain, Addr) when is_atom(Domain) -> + {Domain, Addr}; +address(Ip, Port) when is_integer(Port) -> + {snmpm_config:default_transport_domain(), {Ip, Port}}. + +format_address(Address) -> + iolist_to_binary(snmp_conf:mk_addr_string(Address)). + %% ------------------------------------------------------------------- make_response_pdu(#pdu{request_id = ReqId, varbinds = Vbs}) -> @@ -1029,25 +1264,6 @@ t() -> %% ------------------------------------------------------------------- -logger(undefined, _Type, _Addr, _Port) -> - fun(_) -> - ok - end; -logger({Log, Types}, Type, Addr, Port) -> - case lists:member(Type, Types) of - true -> - fun(Msg) -> - snmp_log:log(Log, Msg, Addr, Port) - end; - false -> - fun(_) -> - ok - end - end. - - -%% ------------------------------------------------------------------- - %% info_msg(F, A) -> %% ?snmpm_info("NET-IF server: " ++ F, A). @@ -1072,10 +1288,11 @@ get_opt(Opts, Key, Def) -> %% ------------------------------------------------------------------- -get_info(#state{sock = Id}) -> +get_info(#state{transports = Transports}) -> ProcSize = proc_mem(self()), - PortInfo = get_port_info(Id), - [{process_memory, ProcSize}, {port_info, PortInfo}]. + [{process_memory, ProcSize} + | [{port_info, get_port_info(Socket)} + || #transport{socket = Socket} <- Transports]]. proc_mem(P) when is_pid(P) -> case (catch erlang:process_info(P, memory)) of @@ -1190,4 +1407,3 @@ call(Pid, Req, Timeout) -> cast(Pid, Msg) -> gen_server:cast(Pid, Msg). - diff --git a/lib/snmp/src/manager/snmpm_net_if_filter.erl b/lib/snmp/src/manager/snmpm_net_if_filter.erl index eb0c6efb11..d96ae5c145 100644 --- a/lib/snmp/src/manager/snmpm_net_if_filter.erl +++ b/lib/snmp/src/manager/snmpm_net_if_filter.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2009. All Rights Reserved. +%% Copyright Ericsson AB 2009-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -25,29 +25,51 @@ -include("snmp_debug.hrl"). -accept_recv(_Addr, _Port) -> - ?d("accept_recv -> entry with" - "~n Addr: ~p" - "~n Port: ~p", [_Addr, _Port]), +accept_recv(Domain, _Address) when is_atom(Domain) -> + ?d("accept_recv -> entry with~n" + " Domain: ~p~n" + " Address: ~p", [Domain, _Address]), + true; +accept_recv(_Addr, Port) when is_integer(Port) -> + ?d("accept_recv -> entry with~n" + " Addr: ~p~n" + " Port: ~p", [_Addr, Port]), true. -accept_send(_Addr, _Port) -> - ?d("accept_send -> entry with" - "~n Addr: ~p" - "~n Port: ~p", [_Addr, _Port]), +accept_send(Domain, _Address) when is_atom(Domain) -> + ?d("accept_send -> entry with~n" + " Domain: ~p~n" + " Address: ~p", [Domain, _Address]), + true; +accept_send(_Addr, Port) when is_integer(Port) -> + ?d("accept_send -> entry with~n" + " Addr: ~p~n" + " Port: ~p", [_Addr, Port]), true. -accept_recv_pdu(_Addr, _Port, _PduType) -> - ?d("accept_recv_pdu -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n PduType: ~p", [_Addr, _Port, _PduType]), +accept_recv_pdu(Domain, _Address, _PduType) when is_atom(Domain) -> + ?d("accept_recv_pdu -> entry with~n" + " Domain: ~p~n" + " Address: ~p~n" + " PduType: ~p", [Domain, _Address, _PduType]), + true; +accept_recv_pdu(_Addr, Port, _PduType) when is_integer(Port) -> + ?d("accept_recv_pdu -> entry with~n" + " Addr: ~p~n" + " Port: ~p~n" + " PduType: ~p", [_Addr, Port, _PduType]), true. -accept_send_pdu(_Addr, _Port, _PduType) -> - ?d("accept_send_pdu -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n PduType: ~p", [_Addr, _Port, _PduType]), +accept_send_pdu(Domain, _Address, _PduType) when is_atom(Domain) -> + ?d("accept_send_pdu -> entry with~n" + " Domain: ~p~n" + " Address: ~p~n" + " PduType: ~p", [Domain, _Address, _PduType]), + true; +accept_send_pdu(_Addr, Port, _PduType) when is_integer(Port) -> + ?d("accept_send_pdu -> entry with~n" + " Addr: ~p~n" + " Port: ~p~n" + " PduType: ~p", [_Addr, Port, _PduType]), true. diff --git a/lib/snmp/src/manager/snmpm_net_if_mt.erl b/lib/snmp/src/manager/snmpm_net_if_mt.erl index 3e87f6a7fb..62f6023657 100644 --- a/lib/snmp/src/manager/snmpm_net_if_mt.erl +++ b/lib/snmp/src/manager/snmpm_net_if_mt.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2012. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -17,1243 +17,7 @@ %% %CopyrightEnd% %% --module(snmpm_net_if_mt). - --behaviour(gen_server). --behaviour(snmpm_network_interface). - - -%% Network Interface callback functions --export([ - start_link/2, - stop/1, - send_pdu/6, % Backward compatibillity - send_pdu/7, % Backward compatibillity - send_pdu/8, - - inform_response/4, - - note_store/2, - - info/1, - verbosity/2, - %% system_info_updated/2, - get_log_type/1, set_log_type/2, - filter_reset/1 - ]). - -%% gen_server callbacks --export([init/1, handle_call/3, handle_cast/2, handle_info/2, - code_change/3, terminate/2]). - --define(SNMP_USE_V3, true). --include("snmp_types.hrl"). --include("snmpm_internal.hrl"). --include("snmpm_atl.hrl"). --include("snmp_debug.hrl"). - -%% -define(VMODULE,"NET_IF"). --include("snmp_verbosity.hrl"). - --record(state, - { - server, - note_store, - sock, - mpd_state, - log, - irb = auto, % auto | {user, integer()} - irgc, - filter - }). - - --define(DEFAULT_FILTER_MODULE, snmpm_net_if_filter). --define(DEFAULT_FILTER_OPTS, [{module, ?DEFAULT_FILTER_MODULE}]). - --ifdef(snmp_debug). --define(GS_START_LINK(Args), - gen_server:start_link(?MODULE, Args, [{debug,[trace]}])). --else. --define(GS_START_LINK(Args), - gen_server:start_link(?MODULE, Args, [])). --endif. - - --define(IRGC_TIMEOUT, timer:minutes(5)). - --define(ATL_SEQNO_INITIAL, 1). --define(ATL_SEQNO_MAX, 2147483647). - - -%%%------------------------------------------------------------------- -%%% API -%%%------------------------------------------------------------------- -start_link(Server, NoteStore) -> - ?d("start_link -> entry with" - "~n Server: ~p" - "~n NoteStore: ~p", [Server, NoteStore]), - Args = [Server, NoteStore], - ?GS_START_LINK(Args). - -stop(Pid) -> - call(Pid, stop). - -send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port) -> - send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port, ?DEFAULT_EXTRA_INFO). - -send_pdu(Pid, Pdu, Vsn, MsgData, Addr, Port, ExtraInfo) -> - Domain = snmpm_config:default_transport_domain(), - send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo). - -send_pdu(Pid, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo) - when is_record(Pdu, pdu) -> - ?d("send_pdu -> entry with" - "~n Pid: ~p" - "~n Pdu: ~p" - "~n Vsn: ~p" - "~n MsgData: ~p" - "~n Domain: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Pid, Pdu, Vsn, MsgData, Domain, Addr, Port]), - cast(Pid, {send_pdu, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo}). - -note_store(Pid, NoteStore) -> - call(Pid, {note_store, NoteStore}). - -inform_response(Pid, Ref, Addr, Port) -> - cast(Pid, {inform_response, Ref, Addr, Port}). - -info(Pid) -> - call(Pid, info). - -verbosity(Pid, V) -> - call(Pid, {verbosity, V}). - -%% system_info_updated(Pid, What) -> -%% call(Pid, {system_info_updated, What}). - -get_log_type(Pid) -> - call(Pid, get_log_type). - -set_log_type(Pid, NewType) -> - call(Pid, {set_log_type, NewType}). - -filter_reset(Pid) -> - cast(Pid, filter_reset). - - -%%%------------------------------------------------------------------- -%%% Callback functions from gen_server -%%%------------------------------------------------------------------- - -%%-------------------------------------------------------------------- -%% Func: init/1 -%% Returns: {ok, State} | -%% {ok, State, Timeout} | -%% ignore | -%% {stop, Reason} -%%-------------------------------------------------------------------- -init([Server, NoteStore]) -> - ?d("init -> entry with" - "~n Server: ~p" - "~n NoteStore: ~p", [Server, NoteStore]), - case (catch do_init(Server, NoteStore)) of - {error, Reason} -> - {stop, Reason}; - {ok, State} -> - {ok, State} - end. - -do_init(Server, NoteStore) -> - process_flag(trap_exit, true), - - %% -- Prio -- - {ok, Prio} = snmpm_config:system_info(prio), - process_flag(priority, Prio), - - %% -- Create inform request table -- - %% This should really be protected, but it also needs to - %% be writable for the worker processes, so... - ets:new(snmpm_inform_request_table, - [set, public, named_table, {keypos, 1}]), - - %% -- Verbosity -- - {ok, Verbosity} = snmpm_config:system_info(net_if_verbosity), - put(sname, mnif), - put(verbosity, Verbosity), - ?vlog("starting", []), - - %% -- MPD -- - {ok, Vsns} = snmpm_config:system_info(versions), - MpdState = snmpm_mpd:init(Vsns), - ?vdebug("MpdState: ~w", [MpdState]), - - %% -- Module dependent options -- - {ok, Opts} = snmpm_config:system_info(net_if_options), - - %% -- Inform response behaviour -- - {ok, IRB} = snmpm_config:system_info(net_if_irb), - IrGcRef = irgc_start(IRB), - - %% -- Socket -- - SndBuf = get_opt(Opts, sndbuf, default), - RecBuf = get_opt(Opts, recbuf, default), - BindTo = get_opt(Opts, bind_to, false), - NoReuse = get_opt(Opts, no_reuse, false), - {ok, Port} = snmpm_config:system_info(port), - {ok, Sock} = do_open_port(Port, SndBuf, RecBuf, BindTo, NoReuse), - - %% Flow control -- - FilterOpts = get_opt(Opts, filter, []), - FilterMod = create_filter(FilterOpts), - ?vdebug("FilterMod: ~w", [FilterMod]), - - %% -- Audit trail log --- - {ok, ATL} = snmpm_config:system_info(audit_trail_log), - Log = do_init_log(ATL), - ?vdebug("Log: ~w", [Log]), - - %% -- Initiate counters --- - init_counters(), - - %% -- We are done --- - State = #state{server = Server, - note_store = NoteStore, - mpd_state = MpdState, - sock = Sock, - log = Log, - irb = IRB, - irgc = IrGcRef, - filter = FilterMod}, - ?vdebug("started", []), - {ok, State}. - - -%% Open port -do_open_port(Port, SendSz, RecvSz, BindTo, NoReuse) -> - ?vtrace("do_open_port -> entry with" - "~n Port: ~p" - "~n SendSz: ~p" - "~n RecvSz: ~p" - "~n BindTo: ~p" - "~n NoReuse: ~p", [Port, SendSz, RecvSz, BindTo, NoReuse]), - IpOpts1 = bind_to(BindTo), - IpOpts2 = no_reuse(NoReuse), - IpOpts3 = recbuf(RecvSz), - IpOpts4 = sndbuf(SendSz), - IpOpts = [binary | IpOpts1 ++ IpOpts2 ++ IpOpts3 ++ IpOpts4], - OpenRes = - case init:get_argument(snmpm_fd) of - {ok, [[FdStr]]} -> - Fd = list_to_integer(FdStr), - gen_udp:open(0, [{fd, Fd}|IpOpts]); - error -> - gen_udp:open(Port, IpOpts) - end, - case OpenRes of - {error, _} = Error -> - throw(Error); - OK -> - OK - end. - -bind_to(true) -> - case snmpm_config:system_info(address) of - {ok, Addr} when is_list(Addr) -> - [{ip, list_to_tuple(Addr)}]; - {ok, Addr} -> - [{ip, Addr}]; - _ -> - [] - end; -bind_to(_) -> - []. - -no_reuse(false) -> - [{reuseaddr, true}]; -no_reuse(_) -> - []. - -recbuf(default) -> - []; -recbuf(Sz) -> - [{recbuf, Sz}]. - -sndbuf(default) -> - []; -sndbuf(Sz) -> - [{sndbuf, Sz}]. - - -create_filter(Opts) when is_list(Opts) -> - case get_opt(Opts, module, ?DEFAULT_FILTER_MODULE) of - ?DEFAULT_FILTER_MODULE = Mod -> - Mod; - Module -> - snmpm_network_interface_filter:verify(Module), - Module - end; -create_filter(BadOpts) -> - throw({error, {bad_filter_opts, BadOpts}}). - - -%% ---------------------------------------------------------------------- -%% Audit Trail Logger -%% ---------------------------------------------------------------------- - -%% Open log -do_init_log(false) -> - ?vtrace("do_init_log(false) -> entry", []), - undefined; -do_init_log(true) -> - ?vtrace("do_init_log(true) -> entry", []), - {ok, Type} = snmpm_config:system_info(audit_trail_log_type), - {ok, Dir} = snmpm_config:system_info(audit_trail_log_dir), - {ok, Size} = snmpm_config:system_info(audit_trail_log_size), - {ok, Repair} = snmpm_config:system_info(audit_trail_log_repair), - Name = ?audit_trail_log_name, - File = filename:absname(?audit_trail_log_file, Dir), - case snmpm_config:system_info(audit_trail_log_seqno) of - {ok, true} -> - Initial = ?ATL_SEQNO_INITIAL, - Max = ?ATL_SEQNO_MAX, - Module = snmpm_config, - Function = increment_counter, - Args = [atl_seqno, Initial, Max], - SeqNoGen = {Module, Function, Args}, - case snmp_log:create(Name, File, SeqNoGen, Size, Repair, true) of - {ok, Log} -> - ?vdebug("log created: ~w", [Log]), - {Name, Log, Type}; - {error, Reason} -> - throw({error, {failed_create_audit_log, Reason}}) - end; - _ -> - case snmp_log:create(Name, File, Size, Repair, true) of - {ok, Log} -> - ?vdebug("log created: ~w", [Log]), - {Name, Log, Type}; - {error, Reason} -> - throw({error, {failed_create_audit_log, Reason}}) - end - end. - - -%% ---------------------------------------------------------------------- - -%%-------------------------------------------------------------------- -%% Func: handle_call/3 -%% Returns: {reply, Reply, State} | -%% {reply, Reply, State, Timeout} | -%% {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, Reply, State} | (terminate/2 is called) -%% {stop, Reason, State} (terminate/2 is called) -%%-------------------------------------------------------------------- -handle_call({verbosity, Verbosity}, _From, State) -> - ?vlog("received verbosity request", []), - put(verbosity, Verbosity), - {reply, ok, State}; - -%% handle_call({system_info_updated, What}, _From, State) -> -%% ?vlog("received system_info_updated request with What = ~p", [What]), -%% {NewState, Reply} = handle_system_info_updated(State, What), -%% {reply, Reply, NewState}; - -handle_call(get_log_type, _From, State) -> - ?vlog("received get-log-type request", []), - Reply = (catch handle_get_log_type(State)), - {reply, Reply, State}; - -handle_call({set_log_type, NewType}, _From, State) -> - ?vlog("received set-log-type request with NewType = ~p", [NewType]), - {NewState, Reply} = (catch handle_set_log_type(State, NewType)), - {reply, Reply, NewState}; - -handle_call({note_store, Pid}, _From, State) -> - ?vlog("received new note_store: ~w", [Pid]), - {reply, ok, State#state{note_store = Pid}}; - -handle_call(stop, _From, State) -> - ?vlog("received stop request", []), - Reply = ok, - {stop, normal, Reply, State}; - -handle_call(info, _From, State) -> - ?vlog("received info request", []), - Reply = get_info(State), - {reply, Reply, State}; - -handle_call(Req, From, State) -> - warning_msg("received unknown request (from ~p): ~n~p", [Req, From]), - {reply, {error, {invalid_request, Req}}, State}. - - -%%-------------------------------------------------------------------- -%% Func: handle_cast/2 -%% Returns: {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} (terminate/2 is called) -%%-------------------------------------------------------------------- -handle_cast({send_pdu, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo}, - State) -> - ?vlog("received send_pdu message with" - "~n Pdu: ~p" - "~n Vsn: ~p" - "~n MsgData: ~p" - "~n Domain: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Pdu, Vsn, MsgData, Domain, Addr, Port]), - maybe_process_extra_info(ExtraInfo), - handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, State), - {noreply, State}; - -handle_cast({inform_response, Ref, Addr, Port}, State) -> - ?vlog("received inform_response message with" - "~n Ref: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Ref, Addr, Port]), - handle_inform_response(Ref, Addr, Port, State), - {noreply, State}; - -handle_cast(filter_reset, State) -> - ?vlog("received filter_reset message", []), - reset_counters(), - {noreply, State}; - -handle_cast(Msg, State) -> - warning_msg("received unknown message: ~n~p", [Msg]), - {noreply, State}. - - -%%-------------------------------------------------------------------- -%% Func: handle_info/2 -%% Returns: {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} (terminate/2 is called) -%%-------------------------------------------------------------------- -handle_info({udp, Sock, Ip, Port, Bytes}, #state{sock = Sock} = State) -> - ?vlog("received ~w bytes from ~p:~p", [size(Bytes), Ip, Port]), - handle_udp(Ip, Port, Bytes, State), - {noreply, State}; - -handle_info(inform_response_gc, State) -> - ?vlog("received inform_response_gc message", []), - State2 = handle_inform_response_gc(State), - {noreply, State2}; - -handle_info({disk_log, _Node, Log, Info}, State) -> - ?vlog("received disk_log message: " - "~n Info: ~p", [Info]), - State2 = handle_disk_log(Log, Info, State), - {noreply, State2}; - -handle_info({'DOWN', _MRef, process, Pid, {net_if_worker, ExitStatus}}, - State) -> - ?vdebug("received DOWN message from net_if-worker: " - "~n ExitStatus: ~p", [ExitStatus]), - handle_worker_exit(Pid, ExitStatus), - {noreply, State}; - -handle_info(Info, State) -> - warning_msg("received unknown info: ~n~p", [Info]), - {noreply, State}. - - -%%-------------------------------------------------------------------- -%% Func: terminate/2 -%% Purpose: Shutdown the server -%% Returns: any (ignored by gen_server) -%%-------------------------------------------------------------------- -terminate(Reason, #state{log = Log, irgc = IrGcRef}) -> - ?vdebug("terminate: ~p", [Reason]), - irgc_stop(IrGcRef), - %% Close logs - do_close_log(Log), - ok. - - -do_close_log({Log, _Type}) -> - (catch snmp_log:sync(Log)), - (catch snmp_log:close(Log)), - ok; -do_close_log(_) -> - ok. - - -%%---------------------------------------------------------------------- -%% Func: code_change/3 -%% Purpose: Convert process state when code is changed -%% Returns: {ok, NewState} -%%---------------------------------------------------------------------- - -code_change(_Vsn, State, _Extra) -> - ?d("code_change -> entry with" - "~n Vsn: ~p" - "~n State: ~p" - "~n Extra: ~p", [_Vsn, State, _Extra]), - {ok, State}. - - -%%%------------------------------------------------------------------- -%%% Internal functions -%%%------------------------------------------------------------------- - -handle_udp(Addr, Port, Bytes, State) -> - Verbosity = get(verbosity), - spawn_opt(fun() -> - Log = worker_init(State, Verbosity), - Res = (catch maybe_handle_recv_msg( - Addr, Port, Bytes, - State#state{log = Log})), - worker_exit(udp, {Addr, Port}, Res) - end, - [monitor]). - - -maybe_handle_recv_msg(Addr, Port, Bytes, #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_recv(Addr, Port)) of - false -> - %% Drop the received packet - inc(netIfMsgInDrops), - ok; - _ -> - handle_recv_msg(Addr, Port, Bytes, State) - end. - - -handle_recv_msg(Addr, Port, Bytes, #state{server = Pid}) - when is_binary(Bytes) andalso (size(Bytes) =:= 0) -> - Pid ! {snmp_error, {empty_message, Addr, Port}, Addr, Port}, - ok; - -handle_recv_msg(Addr, Port, Bytes, - #state{server = Pid, - note_store = NoteStore, - mpd_state = MpdState, - sock = Sock, - log = Log} = State) -> - Domain = snmp_conf:which_domain(Addr), % What the ****... - Logger = logger(Log, read, Addr, Port), - case (catch snmpm_mpd:process_msg(Bytes, Domain, Addr, Port, - MpdState, NoteStore, Logger)) of - - {ok, Vsn, Pdu, MS, ACM} -> - maybe_handle_recv_pdu(Addr, Port, Vsn, Pdu, MS, ACM, - Logger, State); - - {discarded, Reason, Report} -> - ?vdebug("discarded: ~p", [Reason]), - ErrorInfo = {failed_processing_message, Reason}, - Pid ! {snmp_error, ErrorInfo, Addr, Port}, - maybe_udp_send(State#state.filter, Sock, Addr, Port, Report), - ok; - - {discarded, Reason} -> - ?vdebug("discarded: ~p", [Reason]), - ErrorInfo = {failed_processing_message, Reason}, - Pid ! {snmp_error, ErrorInfo, Addr, Port}, - ok; - - Error -> - error_msg("processing of received message failed: " - "~n ~p", [Error]), - ok - end. - - -maybe_handle_recv_pdu(Addr, Port, - Vsn, #pdu{type = Type} = Pdu, PduMS, ACM, - Logger, - #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_recv_pdu(Addr, Port, Type)) of - false -> - inc(netIfPduInDrops), - ok; - _ -> - handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State) - end; -maybe_handle_recv_pdu(Addr, Port, Vsn, Trap, PduMS, ACM, Logger, - #state{filter = FilterMod} = State) - when is_record(Trap, trappdu) -> - case (catch FilterMod:accept_recv_pdu(Addr, Port, trappdu)) of - false -> - inc(netIfPduInDrops), - ok; - _ -> - handle_recv_pdu(Addr, Port, Vsn, Trap, PduMS, ACM, Logger, State) - end; -maybe_handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State) -> - handle_recv_pdu(Addr, Port, Vsn, Pdu, PduMS, ACM, Logger, State). - - -handle_recv_pdu(Addr, Port, - Vsn, #pdu{type = 'inform-request'} = Pdu, _PduMS, ACM, - Logger, #state{server = Pid, irb = IRB} = State) -> - handle_inform_request(IRB, Pid, Vsn, Pdu, ACM, - Addr, Port, Logger, State); -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = report} = Pdu, _PduMS, ok, - _Logger, - #state{server = Pid} = _State) -> - ?vtrace("received report - ok", []), - Pid ! {snmp_report, {ok, Pdu}, Addr, Port}, - ok; -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = report} = Pdu, _PduMS, - {error, ReqId, Reason}, - _Logger, - #state{server = Pid} = _State) -> - ?vtrace("received report - error", []), - Pid ! {snmp_report, {error, ReqId, Reason, Pdu}, Addr, Port}, - ok; -handle_recv_pdu(Addr, Port, - _Vsn, #pdu{type = 'snmpv2-trap'} = Pdu, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) -> - ?vtrace("received snmpv2-trap", []), - Pid ! {snmp_trap, Pdu, Addr, Port}, - ok; -handle_recv_pdu(Addr, Port, - _Vsn, Trap, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) when is_record(Trap, trappdu) -> - ?vtrace("received trappdu", []), - Pid ! {snmp_trap, Trap, Addr, Port}, - ok; -handle_recv_pdu(Addr, Port, - _Vsn, Pdu, _PduMS, _ACM, - _Logger, - #state{server = Pid} = _State) when is_record(Pdu, pdu) -> - ?vtrace("received pdu", []), - Pid ! {snmp_pdu, Pdu, Addr, Port}, - ok; -handle_recv_pdu(_Addr, _Port, _Vsn, Pdu, _PduMS, ACM, _Logger, _State) -> - ?vlog("received unexpected pdu: " - "~n Pdu: ~p" - "~n ACM: ~p", [Pdu, ACM]), - ok. - - -handle_inform_request(auto, Pid, Vsn, Pdu, ACM, Addr, Port, Logger, State) -> - ?vtrace("received inform-request (true)", []), - Pid ! {snmp_inform, ignore, Pdu, Addr, Port}, - RePdu = make_response_pdu(Pdu), - maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, Logger, State); -handle_inform_request({user, To}, Pid, Vsn, #pdu{request_id = ReqId} = Pdu, - ACM, Addr, Port, _Logger, _State) -> - ?vtrace("received inform-request (false)", []), - - Pid ! {snmp_inform, ReqId, Pdu, Addr, Port}, - - %% Before we go any further, we need to check that we have not - %% already received this message (possible resend). - - Key = {ReqId, Addr, Port}, - case ets:lookup(snmpm_inform_request_table, Key) of - [_] -> - %% OK, we already know about this. We assume this - %% is a resend. Either the agent is really eager or - %% the user has not answered yet. Bad user! - ok; - [] -> - RePdu = make_response_pdu(Pdu), - Expire = t() + To, - Rec = {Key, Expire, {Vsn, ACM, RePdu}}, - ets:insert(snmpm_inform_request_table, Rec) - end, - ok. - -handle_inform_response(Ref, Addr, Port, State) -> - Verbosity = get(verbosity), - spawn_opt(fun() -> - Log = worker_init(State, Verbosity), - Res = (catch do_handle_inform_response( - Ref, - Addr, Port, - State#state{log = Log})), - worker_exit(inform_reponse, {Addr, Port}, Res) - end, - [monitor]). - - - -do_handle_inform_response(Ref, Addr, Port, State) -> - Key = {Ref, Addr, Port}, - case ets:lookup(snmpm_inform_request_table, Key) of - [{Key, _, {Vsn, ACM, RePdu}}] -> - Logger = logger(State#state.log, read, Addr, Port), - ets:delete(snmpm_inform_request_table, Key), - maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, - Logger, State); - [] -> - %% Already acknowledged, or the user was to slow to reply... - ok - end, - ok. - -maybe_send_inform_response(RePdu, Vsn, ACM, Addr, Port, Logger, - #state{server = Pid, - sock = Sock, - filter = FilterMod}) -> - case (catch FilterMod:accept_send_pdu(Addr, Port, pdu_type_of(RePdu))) of - false -> - inc(netIfPduOutDrops), - ok; - _ -> - case snmpm_mpd:generate_response_msg(Vsn, RePdu, ACM, Logger) of - {ok, Msg} -> - maybe_udp_send(FilterMod, Sock, Addr, Port, Msg); - {discarded, Reason} -> - ?vlog("failed generating response message:" - "~n Reason: ~p", [Reason]), - ReqId = RePdu#pdu.request_id, - ErrorInfo = {failed_generating_response, {RePdu, Reason}}, - Pid ! {snmp_error, ReqId, ErrorInfo, Addr, Port}, - ok - end - end. - -handle_inform_response_gc(#state{irb = IRB} = State) -> - ets:safe_fixtable(snmpm_inform_request_table, true), - do_irgc(ets:first(snmpm_inform_request_table), t()), - ets:safe_fixtable(snmpm_inform_request_table, false), - State#state{irgc = irgc_start(IRB)}. - -%% We are deleting at the same time as we are traversing the table!!! -do_irgc('$end_of_table', _) -> - ok; -do_irgc(Key, Now) -> - Next = ets:next(snmpm_inform_request_table, Key), - case ets:lookup(snmpm_inform_request_table, Key) of - [{Key, BestBefore, _}] when BestBefore < Now -> - ets:delete(snmpm_inform_request_table, Key); - _ -> - ok - end, - do_irgc(Next, Now). - -irgc_start(auto) -> - undefined; -irgc_start(_) -> - erlang:send_after(?IRGC_TIMEOUT, self(), inform_response_gc). - -irgc_stop(undefined) -> - ok; -irgc_stop(Ref) -> - (catch erlang:cancel_timer(Ref)). - - -handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, State) -> - Verbosity = get(verbosity), - spawn_opt(fun() -> - Log = worker_init(State, Verbosity), - Res = (catch maybe_handle_send_pdu( - Pdu, Vsn, MsgData, - Domain, Addr, Port, - State#state{log = Log})), - worker_exit(send_pdu, {Domain, Addr, Port}, Res) - end, - [monitor]). - -maybe_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, - #state{filter = FilterMod} = State) -> - case (catch FilterMod:accept_send_pdu(Addr, Port, pdu_type_of(Pdu))) of - false -> - inc(netIfPduOutDrops), - ok; - _ -> - do_handle_send_pdu(Pdu, Vsn, MsgData, Domain, Addr, Port, State) - end. - -do_handle_send_pdu(Pdu, Vsn, MsgData, _Domain, Addr, Port, - #state{server = Pid, - note_store = NoteStore, - sock = Sock, - log = Log, - filter = FilterMod}) -> - Logger = logger(Log, write, Addr, Port), - case (catch snmpm_mpd:generate_msg(Vsn, NoteStore, - Pdu, MsgData, Logger)) of - {ok, Msg} -> - ?vtrace("do_handle_send_pdu -> message generated", []), - maybe_udp_send(FilterMod, Sock, Addr, Port, Msg); - {discarded, Reason} -> - ?vlog("PDU not sent: " - "~n PDU: ~p" - "~n Reason: ~p", [Pdu, Reason]), - Pid ! {snmp_error, Pdu, Reason}, - ok - end. - - -maybe_udp_send(FilterMod, Sock, Addr, Port, Msg) -> - case (catch FilterMod:accept_send(Addr, Port)) of - false -> - inc(netIfMsgOutDrops), - ok; - _ -> - udp_send(Sock, Addr, Port, Msg) - end. - - -udp_send(Sock, Addr, Port, Msg) -> - case (catch gen_udp:send(Sock, Addr, Port, Msg)) of - ok -> - ?vdebug("sent ~w bytes to ~w:~w [~w]", - [sz(Msg), Addr, Port, Sock]), - ok; - {error, Reason} -> - error_msg("failed sending message to ~p:~p: " - "~n ~p",[Addr, Port, Reason]), - ok; - Error -> - error_msg("failed sending message to ~p:~p: " - "~n ~p",[Addr, Port, Error]), - ok - end. - -sz(B) when is_binary(B) -> - size(B); -sz(L) when is_list(L) -> - length(L); -sz(_) -> - undefined. - - -handle_disk_log(_Log, {wrap, NoLostItems}, State) -> - ?vlog("Audit Trail Log - wrapped: ~w previously logged items where lost", - [NoLostItems]), - State; -handle_disk_log(_Log, {truncated, NoLostItems}, State) -> - ?vlog("Audit Trail Log - truncated: ~w items where lost when truncating", - [NoLostItems]), - State; -handle_disk_log(_Log, full, State) -> - error_msg("Failed to write to Audit Trail Log (full)", []), - State; -handle_disk_log(_Log, {error_status, ok}, State) -> - State; -handle_disk_log(_Log, {error_status, {error, Reason}}, State) -> - error_msg("Error status received from Audit Trail Log: " - "~n~p", [Reason]), - State; -handle_disk_log(_Log, _Info, State) -> - State. - - -%% mk_discovery_msg('version-3', Pdu, _VsnHdr, UserName) -> -%% ScopedPDU = #scopedPdu{contextEngineID = "", -%% contextName = "", -%% data = Pdu}, -%% Bytes = snmp_pdus:enc_scoped_pdu(ScopedPDU), -%% MsgID = get(msg_id), -%% put(msg_id,MsgID+1), -%% UsmSecParams = -%% #usmSecurityParameters{msgAuthoritativeEngineID = "", -%% msgAuthoritativeEngineBoots = 0, -%% msgAuthoritativeEngineTime = 0, -%% msgUserName = UserName, -%% msgPrivacyParameters = "", -%% msgAuthenticationParameters = ""}, -%% SecBytes = snmp_pdus:enc_usm_security_parameters(UsmSecParams), -%% PduType = Pdu#pdu.type, -%% Hdr = #v3_hdr{msgID = MsgID, -%% msgMaxSize = 1000, -%% msgFlags = snmp_misc:mk_msg_flags(PduType, 0), -%% msgSecurityModel = ?SEC_USM, -%% msgSecurityParameters = SecBytes}, -%% Msg = #message{version = 'version-3', vsn_hdr = Hdr, data = Bytes}, -%% case (catch snmp_pdus:enc_message_only(Msg)) of -%% {'EXIT', Reason} -> -%% error("Encoding error. Pdu: ~w. Reason: ~w",[Pdu, Reason]), -%% error; -%% L when list(L) -> -%% {Msg, L} -%% end; -%% mk_discovery_msg(Version, Pdu, {Com, _, _, _, _}, UserName) -> -%% Msg = #message{version = Version, vsn_hdr = Com, data = Pdu}, -%% case catch snmp_pdus:enc_message(Msg) of -%% {'EXIT', Reason} -> -%% error("Encoding error. Pdu: ~w. Reason: ~w",[Pdu, Reason]), -%% error; -%% L when list(L) -> -%% {Msg, L} -%% end. - - -%% mk_msg('version-3', Pdu, {Context, User, EngineID, CtxEngineId, SecLevel}, -%% MsgData) -> -%% %% Code copied from snmp_mpd.erl -%% {MsgId, SecName, SecData} = -%% if -%% tuple(MsgData), Pdu#pdu.type == 'get-response' -> -%% MsgData; -%% true -> -%% Md = get(msg_id), -%% put(msg_id, Md + 1), -%% {Md, User, []} -%% end, -%% ScopedPDU = #scopedPdu{contextEngineID = CtxEngineId, -%% contextName = Context, -%% data = Pdu}, -%% ScopedPDUBytes = snmp_pdus:enc_scoped_pdu(ScopedPDU), - -%% PduType = Pdu#pdu.type, -%% V3Hdr = #v3_hdr{msgID = MsgId, -%% msgMaxSize = 1000, -%% msgFlags = snmp_misc:mk_msg_flags(PduType, SecLevel), -%% msgSecurityModel = ?SEC_USM}, -%% Message = #message{version = 'version-3', vsn_hdr = V3Hdr, -%% data = ScopedPDUBytes}, -%% SecEngineID = case PduType of -%% 'get-response' -> snmp_framework_mib:get_engine_id(); -%% _ -> EngineID -%% end, -%% case catch snmp_usm:generate_outgoing_msg(Message, SecEngineID, -%% SecName, SecData, SecLevel) of -%% {'EXIT', Reason} -> -%% error("Encoding error. Pdu: ~w. Reason: ~w",[Pdu, Reason]), -%% error; -%% {error, Reason} -> -%% error("Encoding error. Pdu: ~w. Reason: ~w",[Pdu, Reason]), -%% error; -%% Packet -> -%% Packet -%% end; -%% mk_msg(Version, Pdu, {Com, _User, _EngineID, _Ctx, _SecLevel}, _SecData) -> -%% Msg = #message{version = Version, vsn_hdr = Com, data = Pdu}, -%% case catch snmp_pdus:enc_message(Msg) of -%% {'EXIT', Reason} -> -%% error("Encoding error. Pdu: ~w. Reason: ~w",[Pdu, Reason]), -%% error; -%% B when list(B) -> -%% B -%% end. - - -%% handle_system_info_updated(#state{log = {Log, _OldType}} = State, -%% audit_trail_log_type = _What) -> -%% %% Just to make sure, check that ATL is actually enabled -%% case snmpm_config:system_info(audit_trail_log) of -%% {ok, true} -> -%% {ok, Type} = snmpm_config:system_info(audit_trail_log_type), -%% NewState = State#state{log = {Log, Type}}, -%% {NewState, ok}; -%% _ -> -%% {State, {error, {adt_not_enabled}}} -%% end; -%% handle_system_info_updated(_State, _What) -> -%% ok. - -handle_get_log_type(#state{log = {_Log, Value}} = State) -> - %% Just to make sure, check that ATL is actually enabled - case snmpm_config:system_info(audit_trail_log) of - {ok, true} -> - Type = - case {lists:member(read, Value), lists:member(write, Value)} of - {true, true} -> - read_write; - {true, false} -> - read; - {false, true} -> - write; - {false, false} -> - throw({State, {error, {bad_atl_type, Value}}}) - end, - {ok, Type}; - _ -> - {error, not_enabled} - end; -handle_get_log_type(_State) -> - {error, not_enabled}. - -handle_set_log_type(#state{log = {Log, OldValue}} = State, NewType) -> - %% Just to make sure, check that ATL is actually enabled - case snmpm_config:system_info(audit_trail_log) of - {ok, true} -> - NewValue = - case NewType of - read -> - [read]; - write -> - [write]; - read_write -> - [read,write]; - _ -> - throw({State, {error, {bad_atl_type, NewType}}}) - end, - NewState = State#state{log = {Log, NewValue}}, - OldType = - case {lists:member(read, OldValue), - lists:member(write, OldValue)} of - {true, true} -> - read_write; - {true, false} -> - read; - {false, true} -> - write; - {false, false} -> - throw({State, {error, {bad_atl_type, OldValue}}}) - end, - {NewState, {ok, OldType}}; - _ -> - {State, {error, not_enabled}} - end; -handle_set_log_type(State, _NewType) -> - {State, {error, not_enabled}}. - - -%% ------------------------------------------------------------------- - -worker_init(#state{log = undefined = Log}, Verbosity) -> - worker_init2(Log, Verbosity); -worker_init(#state{log = {Name, Log, Type}}, Verbosity) -> - case snmp_log:open(Name, Log) of - {ok, NewLog} -> - worker_init2({Name, NewLog, Type}, Verbosity); - {error, Reason} -> - warning_msg("NetIf worker ~p failed opening ATL: " - "~n ~p", [self(), Reason]), - NewLog = undefined, - worker_init2({Name, NewLog, Type}, Verbosity) - end; -worker_init(State, Verbosity) -> - ?vinfo("worker_init -> entry with invalid data: " - "~n State: ~p" - "~n Verbosity: ~p", [State, Verbosity]), - exit({worker_init, State, Verbosity}). - -worker_init2(Log, Verbosity) -> - put(sname, mnifw), - put(verbosity, Verbosity), - Log. - - -worker_exit(Tag, Info, Result) -> - exit({net_if_worker, {Tag, Info, Result}}). - -handle_worker_exit(_, {_, _, ok}) -> - ok; -handle_worker_exit(Pid, {udp, {Addr, Port}, ExitStatus}) -> - warning_msg("Worker process (~p) terminated " - "while processing (incomming) message from ~w:~w: " - "~n~p", [Pid, Addr, Port, ExitStatus]), - ok; -handle_worker_exit(Pid, {send_pdu, {Domain, Addr, Port}, ExitStatus}) -> - warning_msg("Worker process (~p) terminated " - "while processing (outgoing) pdu for [~w] ~w:~w: " - "~n~p", [Pid, Domain, Addr, Port, ExitStatus]), - ok; -handle_worker_exit(Pid, {inform_response, {Addr, Port}, ExitStatus}) -> - warning_msg("Worker process (~p) terminated " - "while processing (outgoing) inform response for ~w:~w: " - "~n~p", [Pid, Addr, Port, ExitStatus]), - ok; -handle_worker_exit(_, _) -> - ok. - - -%% ------------------------------------------------------------------- - -make_response_pdu(#pdu{request_id = ReqId, varbinds = Vbs}) -> - #pdu{type = 'get-response', - request_id = ReqId, - error_status = noError, - error_index = 0, - varbinds = Vbs}. - - -%% ---------------------------------------------------------------- - -pdu_type_of(#pdu{type = Type}) -> - Type; -pdu_type_of(TrapPdu) when is_record(TrapPdu, trappdu) -> - trap. - - -%% ------------------------------------------------------------------- - -%% At this point this function is used during testing -maybe_process_extra_info(?DEFAULT_EXTRA_INFO) -> - ok; -maybe_process_extra_info({?SNMPM_EXTRA_INFO_TAG, Fun}) - when is_function(Fun, 0) -> - (catch Fun()), - ok; -maybe_process_extra_info(_ExtraInfo) -> - ok. - - -%% ------------------------------------------------------------------- - -t() -> - {A,B,C} = erlang:now(), - A*1000000000+B*1000+(C div 1000). - - -%% ------------------------------------------------------------------- - -logger(undefined, _Type, _Addr, _Port) -> - fun(_) -> - ok - end; -logger({_Name, Log, Types}, Type, Addr, Port) -> - case lists:member(Type, Types) of - true -> - fun(Msg) -> - snmp_log:log(Log, Msg, Addr, Port) - end; - false -> - fun(_) -> - ok - end - end. - - -%% ------------------------------------------------------------------- - -%% info_msg(F, A) -> -%% ?snmpm_info("NET-IF server: " ++ F, A). - -warning_msg(F, A) -> - ?snmpm_warning("NET-IF server: " ++ F, A). - -error_msg(F, A) -> - ?snmpm_error("NET-IF server: " ++ F, A). - - - -%%%------------------------------------------------------------------- - -% get_opt(Key, Opts) -> -% ?vtrace("get option ~w", [Key]), -% snmp_misc:get_option(Key, Opts). - -get_opt(Opts, Key, Def) -> - ?vtrace("get option ~w with default ~p", [Key, Def]), - snmp_misc:get_option(Key, Opts, Def). - - -%% ------------------------------------------------------------------- - -get_info(#state{sock = Id}) -> - ProcSize = proc_mem(self()), - PortInfo = get_port_info(Id), - [{process_memory, ProcSize}, {port_info, PortInfo}]. - -proc_mem(P) when is_pid(P) -> - case (catch erlang:process_info(P, memory)) of - {memory, Sz} when is_integer(Sz) -> - Sz; - _ -> - undefined - end. -%% proc_mem(_) -> -%% undefined. - - -get_port_info(Id) -> - PortInfo = - case (catch erlang:port_info(Id)) of - PI when is_list(PI) -> - [{port_info, PI}]; - _ -> - [] - end, - PortStatus = - case (catch prim_inet:getstatus(Id)) of - {ok, PS} -> - [{port_status, PS}]; - _ -> - [] - end, - PortAct = - case (catch inet:getopts(Id, [active])) of - {ok, PA} -> - [{port_act, PA}]; - _ -> - [] - end, - PortStats = - case (catch inet:getstat(Id)) of - {ok, Stat} -> - [{port_stats, Stat}]; - _ -> - [] - end, - IfList = - case (catch inet:getif(Id)) of - {ok, IFs} -> - [{interfaces, IFs}]; - _ -> - [] - end, - BufSz = - case (catch inet:getopts(Id, [recbuf, sndbuf, buffer])) of - {ok, Sz} -> - [{buffer_size, Sz}]; - _ -> - [] - end, - [{socket, Id}] ++ - IfList ++ - PortStats ++ - PortInfo ++ - PortStatus ++ - PortAct ++ - BufSz. - - -%%----------------------------------------------------------------- -%% Counter functions -%%----------------------------------------------------------------- -init_counters() -> - F = fun(Counter) -> maybe_create_counter(Counter) end, - lists:map(F, counters()). - -reset_counters() -> - F = fun(Counter) -> snmpm_config:reset_stats_counter(Counter) end, - lists:map(F, counters()). - -maybe_create_counter(Counter) -> - snmpm_config:maybe_cre_stats_counter(Counter, 0). - -counters() -> - [ - netIfMsgOutDrops, - netIfMsgInDrops, - netIfPduOutDrops, - netIfPduInDrops - ]. - -inc(Name) -> inc(Name, 1). -inc(Name, N) -> snmpm_config:incr_stats_counter(Name, N). - -%% get_counters() -> -%% Counters = counters(), -%% get_counters(Counters, []). - -%% get_counters([], Acc) -> -%% lists:reverse(Acc); -%% get_counters([Counter|Counters], Acc) -> -%% case snmpm_config:get_stats_counter(Counter) of -%% {ok, CounterVal} -> -%% get_counters(Counters, [{Counter, CounterVal}|Acc]); -%% _ -> -%% get_counters(Counters, Acc) -%% end. - - -%% ---------------------------------------------------------------- - -call(Pid, Req) -> - call(Pid, Req, infinity). - -call(Pid, Req, Timeout) -> - gen_server:call(Pid, Req, Timeout). - -cast(Pid, Msg) -> - gen_server:cast(Pid, Msg). +-define(snmpm_net_if_mt, true). +-module(snmpm_net_if_mt). +-include("snmpm_net_if.erl"). diff --git a/lib/snmp/src/manager/snmpm_server.erl b/lib/snmp/src/manager/snmpm_server.erl index 9c79df2748..a75122d0bb 100644 --- a/lib/snmp/src/manager/snmpm_server.erl +++ b/lib/snmp/src/manager/snmpm_server.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -163,8 +163,7 @@ reg_type, target, domain, - addr, - port, + address, type, data, ref, @@ -1033,14 +1032,14 @@ handle_info({snmp_error, Pdu, Reason}, State) -> handle_snmp_error(Pdu, Reason, State), {noreply, State}; -handle_info({snmp_error, Reason, Addr, Port}, State) -> +handle_info({snmp_error, Reason, Domain, Addr}, State) -> ?vlog("received snmp_error message", []), - handle_snmp_error(Addr, Port, -1, Reason, State), + handle_snmp_error(Domain, Addr, -1, Reason, State), {noreply, State}; -handle_info({snmp_error, ReqId, Reason, Addr, Port}, State) -> +handle_info({snmp_error, ReqId, Reason, Domain, Addr}, State) -> ?vlog("received snmp_error message", []), - handle_snmp_error(Addr, Port, ReqId, Reason, State), + handle_snmp_error(Domain, Addr, ReqId, Reason, State), {noreply, State}; %% handle_info({snmp_error, ReqId, Pdu, Reason, Addr, Port}, State) -> @@ -1049,30 +1048,30 @@ handle_info({snmp_error, ReqId, Reason, Addr, Port}, State) -> %% {noreply, State}; -handle_info({snmp_pdu, Pdu, Addr, Port}, State) -> +handle_info({snmp_pdu, Pdu, Domain, Addr}, State) -> ?vlog("received snmp_pdu message", []), - handle_snmp_pdu(Pdu, Addr, Port, State), + handle_snmp_pdu(Pdu, Domain, Addr, State), {noreply, State}; -handle_info({snmp_trap, Trap, Addr, Port}, State) -> +handle_info({snmp_trap, Trap, Domain, Addr}, State) -> ?vlog("received snmp_trap message", []), - handle_snmp_trap(Trap, Addr, Port, State), + handle_snmp_trap(Trap, Domain, Addr, State), {noreply, State}; -handle_info({snmp_inform, Ref, Pdu, Addr, Port}, State) -> +handle_info({snmp_inform, Ref, Pdu, Domain, Addr}, State) -> ?vlog("received snmp_inform message", []), - handle_snmp_inform(Ref, Pdu, Addr, Port, State), + handle_snmp_inform(Ref, Pdu, Domain, Addr, State), {noreply, State}; -handle_info({snmp_report, {ok, Pdu}, Addr, Port}, State) -> - handle_snmp_report(Pdu, Addr, Port, State), +handle_info({snmp_report, {ok, Pdu}, Domain, Addr}, State) -> + handle_snmp_report(Pdu, Domain, Addr, State), {noreply, State}; -handle_info({snmp_report, {error, ReqId, Info, Pdu}, Addr, Port}, State) -> - handle_snmp_report(ReqId, Pdu, Info, Addr, Port, State), +handle_info({snmp_report, {error, ReqId, Info, Pdu}, Domain, Addr}, State) -> + handle_snmp_report(ReqId, Pdu, Info, Domain, Addr, State), {noreply, State}; @@ -1176,11 +1175,11 @@ handle_sync_get(Pid, UserId, TargetName, Oids, SendOpts, From, State) -> "~n From: ~p", [Pid, UserId, TargetName, Oids, SendOpts, From]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_sync_get -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_sync_get -> ReqId: ~p", [ReqId]), Msg = {sync_timeout, ReqId, From}, @@ -1193,8 +1192,7 @@ handle_sync_get(Pid, UserId, TargetName, Oids, SendOpts, From, State) -> reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get, data = MsgData, ref = Ref, @@ -1230,11 +1228,11 @@ handle_sync_get_next(Pid, UserId, TargetName, Oids, SendOpts, "~n From: ~p", [Pid, UserId, TargetName, Oids, SendOpts, From]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_sync_get_next -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_next_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_sync_get_next -> ReqId: ~p", [ReqId]), Msg = {sync_timeout, ReqId, From}, @@ -1247,12 +1245,11 @@ handle_sync_get_next(Pid, UserId, TargetName, Oids, SendOpts, reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get_next, data = MsgData, ref = Ref, - mon = MonRef, + mon = MonRef, from = From}, ets:insert(snmpm_request_table, Req), ok; @@ -1290,11 +1287,11 @@ handle_sync_get_bulk(Pid, UserId, TargetName, NonRep, MaxRep, Oids, SendOpts, "~n From: ~p", [Pid, UserId, TargetName, NonRep, MaxRep, Oids, SendOpts, From]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_sync_get_bulk -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_bulk_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, NonRep, MaxRep, Extra, State), ?vdebug("handle_sync_get_bulk -> ReqId: ~p", [ReqId]), Msg = {sync_timeout, ReqId, From}, @@ -1307,8 +1304,7 @@ handle_sync_get_bulk(Pid, UserId, TargetName, NonRep, MaxRep, Oids, SendOpts, reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get_bulk, data = MsgData, ref = Ref, @@ -1346,11 +1342,11 @@ handle_sync_set(Pid, UserId, TargetName, VarsAndVals, SendOpts, From, State) -> "~n From: ~p", [Pid, UserId, TargetName, VarsAndVals, From]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_sync_set -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_set_request(VarsAndVals, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_sync_set -> ReqId: ~p", [ReqId]), Msg = {sync_timeout, ReqId, From}, @@ -1363,8 +1359,7 @@ handle_sync_set(Pid, UserId, TargetName, VarsAndVals, SendOpts, From, State) -> reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = set, data = MsgData, ref = Ref, @@ -1400,11 +1395,11 @@ handle_async_get(Pid, UserId, TargetName, Oids, SendOpts, State) -> "~n SendOpts: ~p", [Pid, UserId, TargetName, Oids, SendOpts]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_async_get -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_async_get -> ReqId: ~p", [ReqId]), Expire = ?ASYNC_GET_TIMEOUT(SendOpts), @@ -1413,8 +1408,7 @@ handle_async_get(Pid, UserId, TargetName, Oids, SendOpts, State) -> reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get, data = MsgData, expire = t() + Expire}, @@ -1450,11 +1444,11 @@ handle_async_get_next(Pid, UserId, TargetName, Oids, SendOpts, State) -> "~n SendOpts: ~p", [Pid, UserId, TargetName, Oids, SendOpts]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_async_get_next -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_next_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_async_get_next -> ReqId: ~p", [ReqId]), Expire = ?ASYNC_GET_NEXT_TIMEOUT(SendOpts), @@ -1463,8 +1457,7 @@ handle_async_get_next(Pid, UserId, TargetName, Oids, SendOpts, State) -> reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get_next, data = MsgData, expire = t() + Expire}, @@ -1507,11 +1500,11 @@ handle_async_get_bulk(Pid, "~n SendOpts: ~p", [Pid, UserId, TargetName, NonRep, MaxRep, Oids, SendOpts]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_async_get_bulk -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_get_bulk_request(Oids, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, NonRep, MaxRep, Extra, State), ?vdebug("handle_async_get_bulk -> ReqId: ~p", [ReqId]), Expire = ?ASYNC_GET_BULK_TIMEOUT(SendOpts), @@ -1520,8 +1513,7 @@ handle_async_get_bulk(Pid, reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = get_bulk, data = MsgData, expire = t() + Expire}, @@ -1556,11 +1548,11 @@ handle_async_set(Pid, UserId, TargetName, VarsAndVals, SendOpts, State) -> "~n SendOpts: ~p", [Pid, UserId, TargetName, VarsAndVals, SendOpts]), case agent_data(TargetName, SendOpts) of - {ok, RegType, Domain, Addr, Port, Vsn, MsgData} -> + {ok, RegType, Domain, Addr, Vsn, MsgData} -> ?vtrace("handle_async_set -> send a ~p message", [Vsn]), Extra = ?GET_EXTRA(SendOpts), ReqId = send_set_request(VarsAndVals, Vsn, MsgData, - Domain, Addr, Port, + Domain, Addr, Extra, State), ?vdebug("handle_async_set -> ReqId: ~p", [ReqId]), Expire = ?ASYNC_SET_TIMEOUT(SendOpts), @@ -1569,8 +1561,7 @@ handle_async_set(Pid, UserId, TargetName, VarsAndVals, SendOpts, State) -> reg_type = RegType, target = TargetName, domain = Domain, - addr = Addr, - port = Port, + address = Addr, type = set, data = MsgData, expire = t() + Expire}, @@ -1808,15 +1799,15 @@ handle_snmp_error(CrapError, Reason, _State) -> "~n~p~n~p", [CrapError, Reason]), ok. -handle_snmp_error(Addr, Port, ReqId, Reason, State) -> +handle_snmp_error(Domain, Addr, ReqId, Reason, State) -> - ?vtrace("handle_snmp_error -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n ReqId: ~p" - "~n Reason: ~p", [Addr, Port, ReqId, Reason]), + ?vtrace("handle_snmp_error -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " ReqId: ~p~n" + " Reason: ~p", [Domain, Addr, ReqId, Reason]), - case snmpm_config:get_agent_user_id(Addr, Port) of + case snmpm_config:get_agent_user_id(Domain, Addr) of {ok, UserId} -> case snmpm_config:user_info(UserId) of {ok, UserMod, UserData} -> @@ -1831,7 +1822,7 @@ handle_snmp_error(Addr, Port, ReqId, Reason, State) -> error_msg("failed retreiving the default user " "info handling snmp error " "<~p,~p>: ~n~w~n~w", - [Addr, Port, ReqId, Reason]) + [Domain, Addr, ReqId, Reason]) end end; _Error -> @@ -1843,7 +1834,7 @@ handle_snmp_error(Addr, Port, ReqId, Reason, State) -> error_msg("failed retreiving the default user " "info handling snmp error " "<~p,~p>: ~n~w~n~w", - [Addr, Port, ReqId, Reason]) + [Domain, Addr, ReqId, Reason]) end end. @@ -1867,12 +1858,12 @@ handle_error(_UserId, Mod, Reason, ReqId, Data, _State) -> handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, - Addr, Port, State) -> + Domain, Addr, State) -> - ?vtrace("handle_snmp_pdu(get-response) -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n Pdu: ~p", [Addr, Port, Pdu]), + ?vtrace("handle_snmp_pdu(get-response) -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " Pdu: ~p", [Domain, Addr, Pdu]), case ets:lookup(snmpm_request_table, ReqId) of @@ -1902,9 +1893,10 @@ handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, SnmpResponse = {EStatus, EIndex, Varbinds2}, case snmpm_config:user_info(UserId) of {ok, UserMod, UserData} -> - handle_pdu(UserId, UserMod, - RegType, Target, Addr, Port, - ReqId, SnmpResponse, UserData, State), + handle_pdu( + UserId, UserMod, + RegType, Target, Domain, Addr, + ReqId, SnmpResponse, UserData, State), maybe_delete(Disco, ReqId); _Error -> %% reply to outstanding request, for which there is no @@ -1912,15 +1904,16 @@ handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, %% Therefor send it to the default user case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_pdu(DefUserId, DefMod, - RegType, Target, Addr, Port, - ReqId, SnmpResponse, DefData, State), + handle_pdu( + DefUserId, DefMod, + RegType, Target, Domain, Addr, + ReqId, SnmpResponse, DefData, State), maybe_delete(Disco, ReqId); Error -> error_msg("failed retreiving the default user " "info handling pdu from " "~p <~p,~p>: ~n~w~n~w", - [Target, Addr, Port, Error, Pdu]) + [Target, Domain, Addr, Error, Pdu]) end end; @@ -1974,7 +1967,7 @@ handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, varbinds = Varbinds} = Pdu, Varbinds2 = fix_vbs_BITS(Varbinds), SnmpInfo = {EStatus, EIndex, Varbinds2}, - case snmpm_config:get_agent_user_id(Addr, Port) of + case snmpm_config:get_agent_user_id(Domain, Addr) of {ok, UserId} -> %% A very late reply or a reply to a request %% that has been cancelled. @@ -1999,7 +1992,7 @@ handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, "user info handling (old) " "pdu from " "<~p,~p>: ~n~w~n~w", - [Addr, Port, Error, Pdu]) + [Domain, Addr, Error, Pdu]) end end; @@ -2016,28 +2009,30 @@ handle_snmp_pdu(#pdu{type = 'get-response', request_id = ReqId} = Pdu, "no agent info found", []), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_agent(DefUserId, DefMod, - Addr, Port, - pdu, ignore, - SnmpInfo, DefData, State); + handle_agent( + DefUserId, DefMod, + Domain, Addr, + pdu, ignore, + SnmpInfo, DefData, State); Error -> error_msg("failed retreiving the default user " "info handling (old) pdu when no user " "found from " "<~p,~p>: ~n~w~n~w", - [Addr, Port, Error, Pdu]) + [Domain, Addr, Error, Pdu]) end end end; -handle_snmp_pdu(CrapPdu, Addr, Port, _State) -> +handle_snmp_pdu(CrapPdu, Domain, Addr, _State) -> error_msg("received crap (snmp) Pdu from ~w:~w =>" - "~p", [Addr, Port, CrapPdu]), + "~p", [Domain, Addr, CrapPdu]), ok. -handle_pdu(_UserId, Mod, target_name = _RegType, TargetName, _Addr, _Port, - ReqId, SnmpResponse, Data, _State) -> +handle_pdu( + _UserId, Mod, target_name = _RegType, TargetName, _Domain, _Addr, + ReqId, SnmpResponse, Data, _State) -> ?vtrace("handle_pdu(target_name) -> entry when" "~n Mod: ~p", [Mod]), F = fun() -> @@ -2053,43 +2048,56 @@ handle_pdu(_UserId, Mod, target_name = _RegType, TargetName, _Addr, _Port, end, handle_callback(F), ok; -handle_pdu(_UserId, Mod, addr_port = _RegType, _TargetName, Addr, Port, - ReqId, SnmpResponse, Data, _State) -> +handle_pdu( + _UserId, Mod, addr_port = _RegType, _TargetName, _Domain, Addr, + ReqId, SnmpResponse, Data, _State) -> ?vtrace("handle_pdu(addr_port) -> entry when" "~n Mod: ~p", [Mod]), F = fun() -> - (catch Mod:handle_pdu(Addr, Port, ReqId, SnmpResponse, Data)) + {Ip, Port} = Addr, + (catch Mod:handle_pdu(Ip, Port, ReqId, SnmpResponse, Data)) end, handle_callback(F), ok. -handle_agent(UserId, Mod, Addr, Port, Type, Ref, SnmpInfo, Data, State) -> +handle_agent(UserId, Mod, Domain, Addr, Type, Ref, SnmpInfo, Data, State) -> ?vtrace("handle_agent -> entry when" "~n UserId: ~p" "~n Type: ~p" "~n Mod: ~p", [UserId, Type, Mod]), F = fun() -> - do_handle_agent(UserId, Mod, Addr, Port, + do_handle_agent(UserId, Mod, Domain, Addr, Type, Ref, SnmpInfo, Data, State) end, handle_callback(F), ok. do_handle_agent(DefUserId, DefMod, - Addr, Port, + Domain, Addr, Type, Ref, SnmpInfo, DefData, State) -> ?vdebug("do_handle_agent -> entry when" "~n DefUserId: ~p", [DefUserId]), - try DefMod:handle_agent(Addr, Port, Type, SnmpInfo, DefData) of + {Domain_or_Ip, Addr_or_Port} = + case Domain of + snmpUDPDomain -> + Addr; + _ -> + {Domain, Addr} + end, + try DefMod:handle_agent( + Domain_or_Ip, Addr_or_Port, Type, SnmpInfo, DefData) + of {register, UserId2, TargetName, Config} -> ?vtrace("do_handle_agent -> register: " "~n UserId2: ~p" "~n TargetName: ~p" "~n Config: ~p", [UserId2, TargetName, Config]), - Config2 = ensure_present([{address, Addr}, {port, Port}], Config), + Config2 = + ensure_present( + [{tdomain, Domain}, {taddress, Addr}], Config), Config3 = [{reg_type, target_name} | Config2], case snmpm_config:register_agent(UserId2, TargetName, Config3) of @@ -2099,7 +2107,7 @@ do_handle_agent(DefUserId, DefMod, error_msg("failed registering agent - " "handling agent " "~p <~p,~p>: ~n~w", - [TargetName, Addr, Port, Reason]), + [TargetName, Domain, Addr, Reason]), ok end; @@ -2108,31 +2116,33 @@ do_handle_agent(DefUserId, DefMod, ok; InvalidResult -> - CallbackArgs = [Addr, Port, Type, SnmpInfo, DefData], + CallbackArgs = [Domain, Addr, Type, SnmpInfo, DefData], handle_invalid_result(handle_agent, CallbackArgs, InvalidResult) catch error:{undef, _} when Type =:= pdu -> %% Maybe, still on the old API ?vdebug("do_handle_agent -> maybe still on the old api", []), - case (catch DefMod:handle_agent(Addr, Port, SnmpInfo, DefData)) of + {Ip, Port} = Addr, + case (catch DefMod:handle_agent(Ip, Port, SnmpInfo, DefData)) of {register, UserId2, Config} -> ?vtrace("do_handle_agent -> register: " "~n UserId2: ~p" "~n Config: ~p", [UserId2, Config]), - TargetName = mk_target_name(Addr, Port, Config), - Config2 = [{reg_type, addr_port}, - {address, Addr}, - {port, Port} | Config], - case snmpm_config:register_agent(UserId2, - TargetName, Config2) of + TargetName = mk_target_name(Domain, Addr, Config), + Config2 = + ensure_present( + [{tdomain, Domain}, {taddress, Addr}], Config), + Config3 = [{reg_type, addr_port} | Config2], + case snmpm_config:register_agent( + UserId2, TargetName, Config3) of ok -> ok; {error, Reason} -> error_msg("failed registering agent - " "handling agent " "~p <~p,~p>: ~n~w", - [TargetName, Addr, Port, Reason]), + [TargetName, Domain, Addr, Reason]), ok end; {register, UserId2, TargetName, Config} -> @@ -2141,18 +2151,19 @@ do_handle_agent(DefUserId, DefMod, "~n TargetName: ~p" "~n Config: ~p", [UserId2, TargetName, Config]), - Config2 = ensure_present([{address, Addr}, {port, Port}], - Config), + Config2 = + ensure_present( + [{tdomain, Domain}, {taddress, Addr}], Config), Config3 = [{reg_type, target_name} | Config2], - case snmpm_config:register_agent(UserId2, - TargetName, Config3) of + case snmpm_config:register_agent( + UserId2, TargetName, Config3) of ok -> ok; {error, Reason} -> error_msg("failed registering agent - " "handling agent " "~p <~p,~p>: ~n~w", - [TargetName, Addr, Port, Reason]), + [TargetName, Domain, Addr, Reason]), ok end; _Ignore -> @@ -2170,34 +2181,38 @@ do_handle_agent(DefUserId, DefMod, %% Backward compatibillity crap RegType = target_name, - Target = mk_target_name(Addr, Port, default_agent_config()), + Target = mk_target_name(Domain, Addr, default_agent_config()), case Type of report -> SnmpInform = SnmpInfo, - handle_report(DefUserId, DefMod, - RegType, Target, Addr, Port, - SnmpInform, DefData, State); + handle_report( + DefUserId, DefMod, + RegType, Target, Domain, Addr, + SnmpInform, DefData, State); inform -> SnmpInform = SnmpInfo, - handle_inform(DefUserId, DefMod, Ref, - RegType, Target, Addr, Port, - SnmpInform, DefData, State); + handle_inform( + DefUserId, DefMod, Ref, + RegType, Target, Domain, Addr, + SnmpInform, DefData, State); trap -> SnmpTrapInfo = SnmpInfo, - handle_trap(DefUserId, DefMod, - RegType, Target, Addr, Port, - SnmpTrapInfo, DefData, State); + handle_trap( + DefUserId, DefMod, + RegType, Target, Domain, Addr, + SnmpTrapInfo, DefData, State); _ -> - error_msg("failed delivering ~w info to default user - " - "regarding agent " - "<~p,~p>: ~n~w", [Type, Addr, Port, SnmpInfo]) + error_msg( + "failed delivering ~w info to default user - " + "regarding agent " + "<~p,~p>: ~n~w", [Type, Domain, Addr, SnmpInfo]) end; T:E -> - CallbackArgs = [Addr, Port, Type, SnmpInfo, DefData], + CallbackArgs = [Domain, Addr, Type, SnmpInfo, DefData], handle_invalid_result(handle_agent, CallbackArgs, T, E) end. @@ -2215,50 +2230,51 @@ ensure_present([{Key, _Val} = Elem|Ensure], Config) -> %% Retrieve user info for this agent. %% If this is an unknown agent, then use the default user -handle_snmp_trap(#trappdu{enterprise = Enteprise, - generic_trap = Generic, - specific_trap = Spec, - time_stamp = Timestamp, - varbinds = Varbinds} = Trap, - Addr, Port, State) -> - - ?vtrace("handle_snmp_trap [trappdu] -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n Trap: ~p", [Addr, Port, Trap]), +handle_snmp_trap( + #trappdu{enterprise = Enteprise, + generic_trap = Generic, + specific_trap = Spec, + time_stamp = Timestamp, + varbinds = Varbinds} = Trap, Domain, Addr, State) -> + + ?vtrace("handle_snmp_trap [trappdu] -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " Trap: ~p", [Domain, Addr, Trap]), Varbinds2 = fix_vbs_BITS(Varbinds), SnmpTrapInfo = {Enteprise, Generic, Spec, Timestamp, Varbinds2}, - do_handle_snmp_trap(SnmpTrapInfo, Addr, Port, State); + do_handle_snmp_trap(SnmpTrapInfo, Domain, Addr, State); handle_snmp_trap(#pdu{error_status = EStatus, error_index = EIndex, varbinds = Varbinds} = Trap, - Addr, Port, State) -> + Domain, Addr, State) -> - ?vtrace("handle_snmp_trap [pdu] -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n Trap: ~p", [Addr, Port, Trap]), + ?vtrace("handle_snmp_trap [pdu] -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " Trap: ~p", [Domain, Addr, Trap]), Varbinds2 = fix_vbs_BITS(Varbinds), SnmpTrapInfo = {EStatus, EIndex, Varbinds2}, - do_handle_snmp_trap(SnmpTrapInfo, Addr, Port, State); + do_handle_snmp_trap(SnmpTrapInfo, Domain, Addr, State); -handle_snmp_trap(CrapTrap, Addr, Port, _State) -> +handle_snmp_trap(CrapTrap, Domain, Addr, _State) -> error_msg("received crap (snmp) trap from ~w:~w =>" - "~p", [Addr, Port, CrapTrap]), + "~p", [Domain, Addr, CrapTrap]), ok. -do_handle_snmp_trap(SnmpTrapInfo, Addr, Port, State) -> - case snmpm_config:get_agent_user_info(Addr, Port) of +do_handle_snmp_trap(SnmpTrapInfo, Domain, Addr, State) -> + case snmpm_config:get_agent_user_info(Domain, Addr) of {ok, UserId, Target, RegType} -> ?vtrace("handle_snmp_trap -> found user: ~p", [UserId]), case snmpm_config:user_info(UserId) of {ok, Mod, Data} -> - handle_trap(UserId, Mod, - RegType, Target, Addr, Port, - SnmpTrapInfo, Data, State); + handle_trap( + UserId, Mod, + RegType, Target, Domain, Addr, + SnmpTrapInfo, Data, State); Error1 -> %% User no longer exists, unregister agent @@ -2270,66 +2286,72 @@ do_handle_snmp_trap(SnmpTrapInfo, Addr, Port, State) -> %% Try use the default user case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_agent(DefUserId, DefMod, - Addr, Port, - trap, ignore, - SnmpTrapInfo, DefData, State); + handle_agent( + DefUserId, DefMod, + Domain, Addr, + trap, ignore, + SnmpTrapInfo, DefData, State); Error2 -> - error_msg("failed retreiving the default " - "user info handling report from " - "~p <~p,~p>: ~n~w~n~w", - [Target, Addr, Port, - Error2, SnmpTrapInfo]) + error_msg( + "failed retreiving the default " + "user info handling report from " + "~p <~p,~p>: ~n~w~n~w", + [Target, Domain, Addr, + Error2, SnmpTrapInfo]) end; Error3 -> %% Failed unregister agent, %% now its getting messy... - warning_msg("failed unregister agent ~p <~p,~p> " - "belonging to non-existing " - "user ~p, handling trap: " - "~n Error: ~w" - "~n Trap info: ~w", - [Target, Addr, Port, UserId, - Error3, SnmpTrapInfo]) + warning_msg( + "failed unregister agent ~p <~p,~p> " + "belonging to non-existing " + "user ~p, handling trap: " + "~n Error: ~w" + "~n Trap info: ~w", + [Target, Domain, Addr, UserId, + Error3, SnmpTrapInfo]) end end; Error4 -> %% Unknown agent, pass it on to the default user ?vlog("[trap] failed retreiving user id for agent <~p,~p>: " - "~n ~p", [Addr, Port, Error4]), + "~n ~p", [Domain, Addr, Error4]), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_agent(DefUserId, DefMod, - Addr, Port, - trap, ignore, - SnmpTrapInfo, DefData, State); + handle_agent( + DefUserId, DefMod, + Domain, Addr, + trap, ignore, + SnmpTrapInfo, DefData, State); Error5 -> - error_msg("failed retreiving " - "the default user info handling trap from " - "<~p,~p>: ~n~w~n~w", - [Addr, Port, Error5, SnmpTrapInfo]) + error_msg( + "failed retreiving " + "the default user info handling trap from " + "<~p,~p>: ~n~w~n~w", + [Domain, Addr, Error5, SnmpTrapInfo]) end end, ok. -handle_trap(UserId, Mod, - RegType, Target, Addr, Port, SnmpTrapInfo, Data, State) -> +handle_trap( + UserId, Mod, RegType, Target, Domain, Addr, SnmpTrapInfo, Data, State) -> ?vtrace("handle_trap -> entry with" "~n UserId: ~p" "~n Mod: ~p", [UserId, Mod]), F = fun() -> - do_handle_trap(UserId, Mod, - RegType, Target, Addr, Port, - SnmpTrapInfo, Data, State) + do_handle_trap( + UserId, Mod, + RegType, Target, Domain, Addr, + SnmpTrapInfo, Data, State) end, handle_callback(F), ok. -do_handle_trap(UserId, Mod, - RegType, Target, Addr, Port, SnmpTrapInfo, Data, _State) -> +do_handle_trap( + UserId, Mod, RegType, Target, Domain, Addr, SnmpTrapInfo, Data, _State) -> ?vdebug("do_handle_trap -> entry with" "~n UserId: ~p", [UserId]), {HandleTrap, CallbackArgs} = @@ -2338,8 +2360,9 @@ do_handle_trap(UserId, Mod, {fun() -> Mod:handle_trap(Target, SnmpTrapInfo, Data) end, [Target, SnmpTrapInfo, Data]}; addr_port -> - {fun() -> Mod:handle_trap(Addr, Port, SnmpTrapInfo, Data) end, - [Addr, Port, SnmpTrapInfo, Data]} + {Ip, Port} = Addr, + {fun() -> Mod:handle_trap(Ip, Port, SnmpTrapInfo, Data) end, + [Ip, Port, SnmpTrapInfo, Data]} end, try HandleTrap() of @@ -2347,9 +2370,10 @@ do_handle_trap(UserId, Mod, ?vtrace("do_handle_trap -> register: " "~n UserId2: ~p" "~n Config: ~p", [UserId2, Config]), - Target2 = mk_target_name(Addr, Port, Config), - Config2 = [{reg_type, target_name}, - {address, Addr}, {port, Port} | Config], + Target2 = mk_target_name(Domain, Addr, Config), + Config2 = + [{reg_type, target_name}, + {tdomain, Domain}, {taddress, Addr} | Config], case snmpm_config:register_agent(UserId2, Target2, Config2) of ok -> ok; @@ -2357,7 +2381,7 @@ do_handle_trap(UserId, Mod, error_msg("failed registering agent " "handling trap " "<~p,~p>: ~n~w", - [Addr, Port, Reason]), + [Domain, Addr, Reason]), ok end; {register, UserId2, Target2, Config} -> @@ -2375,20 +2399,19 @@ do_handle_trap(UserId, Mod, error_msg("failed registering agent " "handling trap " "~p <~p,~p>: ~n~w", - [Target2, Addr, Port, Reason]), + [Target2, Domain, Addr, Reason]), reply end; unregister -> ?vtrace("do_handle_trap -> unregister", []), - case snmpm_config:unregister_agent(UserId, - Addr, Port) of + case snmpm_config:unregister_agent(UserId, Domain, Addr) of ok -> ok; {error, Reason} -> error_msg("failed unregistering agent " "handling trap " "<~p,~p>: ~n~w", - [Addr, Port, Reason]), + [Domain, Addr, Reason]), ok end; ignore -> @@ -2405,28 +2428,30 @@ do_handle_trap(UserId, Mod, end. -handle_snmp_inform(Ref, - #pdu{error_status = EStatus, - error_index = EIndex, - varbinds = Varbinds} = Pdu, Addr, Port, State) -> +handle_snmp_inform( + Ref, + #pdu{error_status = EStatus, + error_index = EIndex, + varbinds = Varbinds} = Pdu, Domain, Addr, State) -> - ?vtrace("handle_snmp_inform -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n Pdu: ~p", [Addr, Port, Pdu]), + ?vtrace("handle_snmp_inform -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " Pdu: ~p", [Domain, Addr, Pdu]), Varbinds2 = fix_vbs_BITS(Varbinds), SnmpInform = {EStatus, EIndex, Varbinds2}, - case snmpm_config:get_agent_user_info(Addr, Port) of + case snmpm_config:get_agent_user_info(Domain, Addr) of {ok, UserId, Target, RegType} -> case snmpm_config:user_info(UserId) of {ok, Mod, Data} -> ?vdebug("[inform] callback handle_inform with: " "~n UserId: ~p" "~n Mod: ~p", [UserId, Mod]), - handle_inform(UserId, Mod, Ref, - RegType, Target, Addr, Port, - SnmpInform, Data, State); + handle_inform( + UserId, Mod, Ref, + RegType, Target, Domain, Addr, + SnmpInform, Data, State); Error1 -> %% User no longer exists, unregister agent case snmpm_config:unregister_agent(UserId, Target) of @@ -2437,15 +2462,16 @@ handle_snmp_inform(Ref, "~n ~p", [UserId, Error1]), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_agent(DefUserId, DefMod, - Addr, Port, - inform, Ref, - SnmpInform, DefData, State); + handle_agent( + DefUserId, DefMod, + Domain, Addr, + inform, Ref, + SnmpInform, DefData, State); Error2 -> error_msg("failed retreiving the default " "user info handling inform from " "~p <~p,~p>: ~n~w~n~w", - [Target, Addr, Port, + [Target, Domain, Addr, Error2, Pdu]) end; Error3 -> @@ -2456,7 +2482,7 @@ handle_snmp_inform(Ref, "user ~p, handling inform: " "~n Error: ~w" "~n Pdu: ~w", - [Target, Addr, Port, UserId, + [Target, Domain, Addr, UserId, Error3, Pdu]) end end; @@ -2464,42 +2490,46 @@ handle_snmp_inform(Ref, Error4 -> %% Unknown agent, pass it on to the default user ?vlog("[inform] failed retreiving user id for agent <~p,~p>: " - "~n ~p", [Addr, Port, Error4]), + "~n ~p", [Domain, Addr, Error4]), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> - handle_agent(DefUserId, DefMod, - Addr, Port, - inform, Ref, - SnmpInform, DefData, State); + handle_agent( + DefUserId, DefMod, + Domain, Addr, + inform, Ref, + SnmpInform, DefData, State); Error5 -> error_msg("failed retreiving " "the default user info handling inform from " "<~p,~p>: ~n~w~n~w", - [Addr, Port, Error5, Pdu]) + [Domain, Addr, Error5, Pdu]) end end, ok; -handle_snmp_inform(_Ref, CrapInform, Addr, Port, _State) -> +handle_snmp_inform(_Ref, CrapInform, Domain, Addr, _State) -> error_msg("received crap (snmp) inform from ~w:~w =>" - "~p", [Addr, Port, CrapInform]), + "~p", [Domain, Addr, CrapInform]), ok. -handle_inform(UserId, Mod, Ref, - RegType, Target, Addr, Port, SnmpInform, Data, State) -> +handle_inform( + UserId, Mod, Ref, + RegType, Target, Domain, Addr, SnmpInform, Data, State) -> ?vtrace("handle_inform -> entry with" "~n UserId: ~p" "~n Mod: ~p", [UserId, Mod]), F = fun() -> - do_handle_inform(UserId, Mod, Ref, - RegType, Target, Addr, Port, SnmpInform, - Data, State) + do_handle_inform( + UserId, Mod, Ref, + RegType, Target, Domain, Addr, SnmpInform, + Data, State) end, handle_callback(F), ok. -do_handle_inform(UserId, Mod, Ref, - RegType, Target, Addr, Port, SnmpInform, Data, State) -> +do_handle_inform( + UserId, Mod, Ref, + RegType, Target, Domain, Addr, SnmpInform, Data, State) -> ?vdebug("do_handle_inform -> entry with" "~n UserId: ~p", [UserId]), {HandleInform, CallbackArgs} = @@ -2508,8 +2538,9 @@ do_handle_inform(UserId, Mod, Ref, {fun() -> Mod:handle_inform(Target, SnmpInform, Data) end, [Target, SnmpInform, Data]}; addr_port -> - {fun() -> Mod:handle_inform(Addr, Port, SnmpInform, Data) end, - [Addr, Port, SnmpInform, Data]} + {Ip, Port} = Addr, + {fun() -> Mod:handle_inform(Ip, Port, SnmpInform, Data) end, + [Ip, Port, SnmpInform, Data]} end, Rep = @@ -2520,9 +2551,11 @@ do_handle_inform(UserId, Mod, Ref, "~n Config: ~p", [UserId2, Config]), %% The only user which would do this is the %% default user - Target2 = mk_target_name(Addr, Port, Config), - Config2 = [{reg_type, target_name}, - {address, Addr}, {port, Port} | Config], + Target2 = mk_target_name(Domain, Addr, Config), + Config2 = + [{reg_type, target_name} | + ensure_present( + [{tdomain, Domain}, {taddress, Addr}], Config)], case snmpm_config:register_agent(UserId2, Target2, Config2) of ok -> reply; @@ -2530,7 +2563,7 @@ do_handle_inform(UserId, Mod, Ref, error_msg("failed registering agent " "handling inform " "~p <~p,~p>: ~n~w", - [Target2, Addr, Port, Reason]), + [Target2, Domain, Addr, Reason]), reply end; @@ -2549,21 +2582,21 @@ do_handle_inform(UserId, Mod, Ref, error_msg("failed registering agent " "handling inform " "~p <~p,~p>: ~n~w", - [Target2, Addr, Port, Reason]), + [Target2, Domain, Addr, Reason]), reply end; unregister -> ?vtrace("do_handle_inform -> unregister", []), - case snmpm_config:unregister_agent(UserId, - Addr, Port) of + case snmpm_config:unregister_agent( + UserId, Domain, Addr) of ok -> reply; {error, Reason} -> error_msg("failed unregistering agent " "handling inform " "<~p,~p>: ~n~w", - [Addr, Port, Reason]), + [Domain, Addr, Reason]), reply end; @@ -2576,8 +2609,8 @@ do_handle_inform(UserId, Mod, Ref, reply; InvalidResult -> - handle_invalid_result(handle_inform, CallbackArgs, - InvalidResult), + handle_invalid_result( + handle_inform, CallbackArgs, InvalidResult), reply catch @@ -2586,31 +2619,34 @@ do_handle_inform(UserId, Mod, Ref, reply end, - handle_inform_response(Rep, Ref, Addr, Port, State), + handle_inform_response(Rep, Ref, Domain, Addr, State), ok. -handle_inform_response(_, ignore, _Addr, _Port, _State) -> +handle_inform_response(_, ignore, _Domain, _Addr, _State) -> ignore; -handle_inform_response(no_reply, _Ref, _Addr, _Port, _State) -> +handle_inform_response(no_reply, _Ref, _Domain, _Addr, _State) -> no_reply; -handle_inform_response(_, Ref, Addr, Port, - #state{net_if = Pid, net_if_mod = Mod}) -> +handle_inform_response( + _, Ref, Domain, Addr, + #state{net_if = Pid, net_if_mod = Mod}) -> ?vdebug("handle_inform -> response", []), - (catch Mod:inform_response(Pid, Ref, Addr, Port)). + (catch Mod:inform_response(Pid, Ref, Domain, Addr)). -handle_snmp_report(#pdu{error_status = EStatus, - error_index = EIndex, - varbinds = Varbinds} = Pdu, Addr, Port, State) -> +handle_snmp_report( + #pdu{error_status = EStatus, + error_index = EIndex, + varbinds = Varbinds} = Pdu, + Domain, Addr, State) -> - ?vtrace("handle_snmp_report -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n Pdu: ~p", [Addr, Port, Pdu]), + ?vtrace("handle_snmp_report -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " Pdu: ~p", [Domain, Addr, Pdu]), Varbinds2 = fix_vbs_BITS(Varbinds), SnmpReport = {EStatus, EIndex, Varbinds2}, - case snmpm_config:get_agent_user_info(Addr, Port) of + case snmpm_config:get_agent_user_info(Domain, Addr) of {ok, UserId, Target, RegType} -> case snmpm_config:user_info(UserId) of {ok, Mod, Data} -> @@ -2620,7 +2656,7 @@ handle_snmp_report(#pdu{error_status = EStatus, "~n ~p" "~n ~p", [UserId, Mod, Target, SnmpReport]), handle_report(UserId, Mod, - RegType, Target, Addr, Port, + RegType, Target, Domain, Addr, SnmpReport, Data, State); Error1 -> %% User no longer exists, unregister agent @@ -2633,7 +2669,7 @@ handle_snmp_report(#pdu{error_status = EStatus, case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> handle_agent(DefUserId, DefMod, - Addr, Port, + Domain, Addr, report, ignore, SnmpReport, DefData, State); @@ -2641,7 +2677,7 @@ handle_snmp_report(#pdu{error_status = EStatus, error_msg("failed retreiving the default " "user info handling report from " "~p <~p,~p>: ~n~w~n~w", - [Target, Addr, Port, + [Target, Domain, Addr, Error2, Pdu]) end; Error3 -> @@ -2652,7 +2688,7 @@ handle_snmp_report(#pdu{error_status = EStatus, "user ~p, handling report: " "~n Error: ~w" "~n Report: ~w", - [Target, Addr, Port, UserId, + [Target, Domain, Addr, UserId, Error3, Pdu]) end end; @@ -2660,25 +2696,25 @@ handle_snmp_report(#pdu{error_status = EStatus, Error4 -> %% Unknown agent, pass it on to the default user ?vlog("[report] failed retreiving user id for agent <~p,~p>: " - "~n ~p", [Addr, Port, Error4]), + "~n ~p", [Domain, Addr, Error4]), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> handle_agent(DefUserId, DefMod, - Addr, Port, + Domain, Addr, report, ignore, SnmpReport, DefData, State); Error5 -> error_msg("failed retreiving " "the default user info handling report from " "<~p,~p>: ~n~w~n~w", - [Addr, Port, Error5, Pdu]) + [Domain, Addr, Error5, Pdu]) end end, ok; -handle_snmp_report(CrapReport, Addr, Port, _State) -> +handle_snmp_report(CrapReport, Domain, Addr, _State) -> error_msg("received crap (snmp) report from ~w:~w =>" - "~p", [Addr, Port, CrapReport]), + "~p", [Domain, Addr, CrapReport]), ok. %% This could be from a failed get-request, so we might have a user @@ -2686,20 +2722,20 @@ handle_snmp_report(CrapReport, Addr, Port, _State) -> %% get-response (except for tha data which is different). Otherwise, %% we handle it as an error (reported via the handle_error callback %% function). -handle_snmp_report(ReqId, - #pdu{error_status = EStatus, - error_index = EIndex, - varbinds = Varbinds} = Pdu, - {ReportReason, Info} = Rep, - Addr, Port, State) - when is_integer(ReqId) -> - - ?vtrace("handle_snmp_report -> entry with" - "~n Addr: ~p" - "~n Port: ~p" - "~n ReqId: ~p" - "~n Rep: ~p" - "~n Pdu: ~p", [Addr, Port, ReqId, Rep, Pdu]), +handle_snmp_report( + ReqId, + #pdu{error_status = EStatus, + error_index = EIndex, + varbinds = Varbinds} = Pdu, + {ReportReason, Info} = Rep, + Domain, Addr, State) when is_integer(ReqId) -> + + ?vtrace("handle_snmp_report -> entry with~n" + " Domain: ~p~n" + " Addr: ~p~n" + " ReqId: ~p~n" + " Rep: ~p~n" + " Pdu: ~p", [Domain, Addr, ReqId, Rep, Pdu]), Varbinds2 = fix_vbs_BITS(Varbinds), SnmpReport = {EStatus, EIndex, Varbinds2}, @@ -2744,7 +2780,7 @@ handle_snmp_report(ReqId, %% Either not a sync request or no such request. Either %% way, this is error info, so handle it as such. - case snmpm_config:get_agent_user_id(Addr, Port) of + case snmpm_config:get_agent_user_id(Domain, Addr) of {ok, UserId} -> case snmpm_config:user_info(UserId) of {ok, Mod, Data} -> @@ -2768,7 +2804,7 @@ handle_snmp_report(ReqId, "default user " "info handling report from " "<~p,~p>: ~n~w~n~w~n~w", - [Addr, Port, Error, + [Domain, Addr, Error, ReqId, Reason]) end end; @@ -2776,7 +2812,7 @@ handle_snmp_report(ReqId, %% Unknown agent, pass it on to the default user ?vlog("[report] failed retreiving user id for " "agent <~p,~p>: " - "~n ~p", [Addr, Port, Error]), + "~n ~p", [Domain, Addr, Error]), case snmpm_config:user_info() of {ok, DefUserId, DefMod, DefData} -> handle_error(DefUserId, DefMod, Reason, ReqId, @@ -2786,32 +2822,36 @@ handle_snmp_report(ReqId, "the default user info handling " "report from " "<~p,~p>: ~n~w~n~w~n~w", - [Addr, Port, Error, ReqId, Reason]) + [Domain, Addr, Error, ReqId, Reason]) end end end, ok; -handle_snmp_report(CrapReqId, CrapReport, CrapInfo, Addr, Port, _State) -> - error_msg("received crap (snmp) report from ~w:~w =>" - "~n~p~n~p~n~p", [Addr, Port, CrapReqId, CrapReport, CrapInfo]), +handle_snmp_report(CrapReqId, CrapReport, CrapInfo, Domain, Addr, _State) -> + error_msg( + "received crap (snmp) report from ~w:~w =>" + "~n~p~n~p~n~p", + [Domain, Addr, CrapReqId, CrapReport, CrapInfo]), ok. -handle_report(UserId, Mod, RegType, Target, Addr, Port, +handle_report(UserId, Mod, RegType, Target, Domain, Addr, SnmpReport, Data, State) -> ?vtrace("handle_report -> entry with" "~n UserId: ~p" "~n Mod: ~p", [UserId, Mod]), F = fun() -> - do_handle_report(UserId, Mod, RegType, Target, Addr, Port, - SnmpReport, Data, State) + do_handle_report( + UserId, Mod, RegType, Target, Domain, Addr, + SnmpReport, Data, State) end, handle_callback(F), ok. -do_handle_report(UserId, Mod, - RegType, Target, Addr, Port, SnmpReport, Data, _State) -> +do_handle_report( + UserId, Mod, RegType, Target, Domain, Addr, + SnmpReport, Data, _State) -> ?vdebug("do_handle_report -> entry with" "~n UserId: ~p", [UserId]), {HandleReport, CallbackArgs} = @@ -2820,8 +2860,9 @@ do_handle_report(UserId, Mod, {fun() -> Mod:handle_report(Target, SnmpReport, Data) end, [Target, SnmpReport, Data]}; addr_port -> - {fun() -> Mod:handle_report(Addr, Port, SnmpReport, Data) end, - [Addr, Port, SnmpReport, Data]} + {Ip, Port} = Addr, + {fun() -> Mod:handle_report(Ip, Port, SnmpReport, Data) end, + [Ip, Port, SnmpReport, Data]} end, try HandleReport() of @@ -2831,17 +2872,18 @@ do_handle_report(UserId, Mod, "~n Config: ~p", [UserId2, Config]), %% The only user which would do this is the %% default user - Target2 = mk_target_name(Addr, Port, Config), - Config2 = [{reg_type, target_name}, - {address, Addr}, {port, Port} | Config], + Target2 = mk_target_name(Domain, Addr, Config), + Config2 = + [{reg_type, target_name}, + {tdomain, Domain}, {taddress, Addr} | Config], case snmpm_config:register_agent(UserId2, Target2, Config2) of ok -> ok; {error, Reason} -> error_msg("failed registering agent " "handling report " - "<~p,~p>: ~n~w", - [Addr, Port, Reason]), + "<~p,~p>: ~n~w", + [Domain, Addr, Reason]), ok end; @@ -2860,21 +2902,20 @@ do_handle_report(UserId, Mod, error_msg("failed registering agent " "handling report " "~p <~p,~p>: ~n~w", - [Target2, Addr, Port, Reason]), + [Target2, Domain, Addr, Reason]), reply end; unregister -> ?vtrace("do_handle_trap -> unregister", []), - case snmpm_config:unregister_agent(UserId, - Addr, Port) of + case snmpm_config:unregister_agent(UserId, Domain, Addr) of ok -> ok; {error, Reason} -> error_msg("failed unregistering agent " "handling report " "<~p,~p>: ~n~w", - [Addr, Port, Reason]), + [Domain, Addr, Reason]), ok end; @@ -3012,50 +3053,49 @@ do_gc(Key, Now) -> %% %%---------------------------------------------------------------------- -send_get_request(Oids, Vsn, MsgData, Domain, Addr, Port, ExtraInfo, +send_get_request(Oids, Vsn, MsgData, Domain, Addr, ExtraInfo, #state{net_if = NetIf, net_if_mod = Mod, mini_mib = MiniMIB}) -> Pdu = make_pdu(get, Oids, MiniMIB), - ?vtrace("send_get_request -> send get-request:" - "~n Mod: ~p" - "~n NetIf: ~p" - "~n Pdu: ~p" - "~n Vsn: ~p" - "~n MsgData: ~p" - "~n Domain: ~p" - "~n Addr: ~p" - "~n Port: ~p", - [Mod, NetIf, Pdu, Vsn, MsgData, Domain, Addr, Port]), + ?vtrace("send_get_request -> send get-request:~n" + " Mod: ~p~n" + " NetIf: ~p~n" + " Pdu: ~p~n" + " Vsn: ~p~n" + " MsgData: ~p~n" + " Domain: ~p~n" + " Addr: ~p", + [Mod, NetIf, Pdu, Vsn, MsgData, Domain, Addr]), Res = (catch Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, - Domain, Addr, Port, ExtraInfo)), + Domain, Addr, ExtraInfo)), ?vtrace("send_get_request -> send result:" "~n ~p", [Res]), Pdu#pdu.request_id. -send_get_next_request(Oids, Vsn, MsgData, Domain, Addr, Port, ExtraInfo, +send_get_next_request(Oids, Vsn, MsgData, Domain, Addr, ExtraInfo, #state{mini_mib = MiniMIB, net_if = NetIf, net_if_mod = Mod}) -> Pdu = make_pdu(get_next, Oids, MiniMIB), - Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo), + Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo), Pdu#pdu.request_id. -send_get_bulk_request(Oids, Vsn, MsgData, Domain, Addr, Port, +send_get_bulk_request(Oids, Vsn, MsgData, Domain, Addr, NonRep, MaxRep, ExtraInfo, #state{mini_mib = MiniMIB, net_if = NetIf, net_if_mod = Mod}) -> Pdu = make_pdu(bulk, {NonRep, MaxRep, Oids}, MiniMIB), - Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo), + Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo), Pdu#pdu.request_id. -send_set_request(VarsAndVals, Vsn, MsgData, Domain, Addr, Port, ExtraInfo, +send_set_request(VarsAndVals, Vsn, MsgData, Domain, Addr, ExtraInfo, #state{mini_mib = MiniMIB, net_if = NetIf, net_if_mod = Mod}) -> Pdu = make_pdu(set, VarsAndVals, MiniMIB), - Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, Port, ExtraInfo), + Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo), Pdu#pdu.request_id. %% send_discovery(Vsn, MsgData, Addr, Port, ExtraInfo, @@ -3291,10 +3331,9 @@ agent_data(TargetName, SendOpts) -> {Comm, SecModel} end, Domain = agent_data_item(tdomain, TargetName), - Addr = agent_data_item(address, TargetName), - Port = agent_data_item(port, TargetName), + Addr = agent_data_item(taddress, TargetName), RegType = agent_data_item(reg_type, TargetName), - {ok, RegType, Domain, Addr, Port, version(Version), MsgData}; + {ok, RegType, Domain, Addr, version(Version), MsgData}; Error -> Error end. @@ -3440,9 +3479,9 @@ maybe_demonitor(MonRef) -> t() -> {A,B,C} = erlang:now(), A*1000000000+B*1000+(C div 1000). - -mk_target_name(Addr, Port, Config) -> - snmpm_config:mk_target_name(Addr, Port, Config). + +mk_target_name(Domain, Addr, Config) -> + snmpm_config:mk_target_name(Domain, Addr, Config). default_agent_config() -> case snmpm_config:agent_info() of diff --git a/lib/snmp/src/manager/snmpm_user.erl b/lib/snmp/src/manager/snmpm_user.erl index e6b0b6943e..8e5a874f77 100644 --- a/lib/snmp/src/manager/snmpm_user.erl +++ b/lib/snmp/src/manager/snmpm_user.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -39,20 +39,25 @@ %% *** handle_error *** %% An "asynchronous" error has been detected --callback handle_error(ReqId :: integer(), - Reason :: {unexpected_pdu, SnmpInfo :: snmp_gen_info()} | - {invalid_sec_info, SecInfo :: term(), SnmpInfo :: snmp_gen_info()} | - {empty_message, Addr :: ip_address(), Port :: port_number()} | - term(), - UserData :: term()) -> +-callback handle_error( + ReqId :: integer(), + Reason :: {unexpected_pdu, SnmpInfo :: snmp_gen_info()} | + {invalid_sec_info, + SecInfo :: term(), + SnmpInfo :: snmp_gen_info()} | + {empty_message, + TransportDomain :: atom(), + {Addr :: ip_address(), Port :: port_number()}} | + term(), + UserData :: term()) -> snmp:void(). %% *** handle_agent *** %% A message was received from an unknown agent --callback handle_agent(Addr :: term(), - Port :: pos_integer(), +-callback handle_agent(Domain :: atom(), + Address :: term(), Type :: pdu | trap | inform | report, SnmpInfo :: snmp_gen_info() | snmp_v1_trap_info(), UserData :: term()) -> diff --git a/lib/snmp/src/manager/snmpm_user_default.erl b/lib/snmp/src/manager/snmpm_user_default.erl index 015198cb76..b827713f27 100644 --- a/lib/snmp/src/manager/snmpm_user_default.erl +++ b/lib/snmp/src/manager/snmpm_user_default.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -36,13 +36,13 @@ handle_error(ReqId, Reason, UserData) -> ignore. -handle_agent(Addr, Port, Type, SnmpInfo, UserData) -> - info("received handle_agent:" - "~n Addr: ~p" - "~n Port: ~p" - "~n Type: ~p" - "~n SnmpInfo: ~p" - "~n UserData: ~p", [Addr, Port, Type, SnmpInfo, UserData]), +handle_agent(Domain, Address, Type, SnmpInfo, UserData) -> + info("received handle_agent:~n" + " Domain: ~p~n" + " Address: ~p~n" + " Type: ~p~n" + " SnmpInfo: ~p~n" + " UserData: ~p", [Domain, Address, Type, SnmpInfo, UserData]), ignore. diff --git a/lib/snmp/src/misc/snmp_conf.erl b/lib/snmp/src/misc/snmp_conf.erl index 46625989d5..153c8070c2 100644 --- a/lib/snmp/src/misc/snmp_conf.erl +++ b/lib/snmp/src/misc/snmp_conf.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -25,35 +25,42 @@ %% External exports %% Avoid warning for local function error/1 clashing with autoimported BIF. -compile({no_auto_import,[error/1]}). --export([read_files/2, read/2]). +-export([read_files/2, no_gen/2, no_order/2, no_filter/1, keyorder/4]). +-export([read/2, read/3]). %% Basic (type) check functions -export([check_mandatory/2, check_integer/1, check_integer/2, - + check_string/1, check_string/2, - check_atom/2, + check_atom/2, check_timer/1, - all_domains/0, - check_domain/1, - all_tdomains/0, - check_tdomain/1, - mk_tdomain/1, - which_domain/1, - check_ip/1, check_ip/2, - check_taddress/1, check_taddress/2, - mk_taddress/3, - - check_packet_size/1, + all_domains/0, + check_domain/1, + domain_to_name/1, + all_tdomains/0, + check_tdomain/1, + mk_tdomain/0, mk_tdomain/1, + tdomain_to_family/1, tdomain_to_domain/1, + which_domain/1, + mk_addr_string/1, + check_ip/1, check_ip/2, + check_port/1, +%% ip_port_to_domaddr/2, + check_address/2, check_address/3, + check_taddress/2, + mk_taddress/1, mk_taddress/2, + + check_packet_size/1, check_oid/1, - check_imask/1, check_emask/1, - - check_mp_model/1, - check_sec_model/1, check_sec_model/2, check_sec_model/3, + check_imask/1, check_emask/1, + + check_mp_model/1, + check_sec_model/1, check_sec_model/2, check_sec_model/3, check_sec_level/1, all_integer/1 @@ -70,17 +77,53 @@ -include("snmp_verbosity.hrl"). +-define(is_word(P), (((P) band (bnot 65535)) =:= 0)). +-define(is_word(P0, P1), ((((P0) bor (P1)) band (bnot 255)) =:= 0)). + +mk_word(B0, B1) -> ((B0) bsl 8) bor (B1). +mk_bytes(W) -> [(W) bsr 8,(W) band 255]. + +-define( + is_ipv4_addr(A0, A1, A2, A3), + ((((A0) bor (A1) bor (A2) bor (A3)) band (bnot 255)) =:= 0)). + +-define( + is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7), + ((((A0) bor (A1) bor (A2) bor (A3) bor (A4) bor (A5) bor (A6) bor (A7)) + band (bnot 65535)) =:= 0)). +-define( + is_ipv6_addr( + A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15), + ((((A0) bor (A1) bor (A2) bor (A3) bor + (A4) bor (A5) bor (A6) bor (A7) bor + (A8) bor (A9) bor (A10) bor (A11) bor + (A12) bor (A13) bor (A14) bor (A15)) + band (bnot 65535)) =:= 0)). + + %%----------------------------------------------------------------- %% read_files(Dir, Files) -> Configs %% Dir - string() - Full path to the config dir. -%% Files - [{Gen, Filter, Check, FileName}] +%% Files - [{FileName, Gen, Order, Check, Filter}] +%% FileName - string() - Name of the config file. %% Gen - function/2 - In case of failure when reading the config file, %% this function is called to either generate a %% default file or issue the error. -%% Filter - function/1 - Filters all the config entries read from the file -%% Check - function/1 - Check each entry as they are read from the file. -%% FileName - string() - Name of the config file. +%% Returns a generated config list corresponding +%% to the written file. +%% (Dir, Error) -> Configs. +%% Order - function/2 - An ordering function that is used to process +%% the read config entries using lists:sort/2. +%% Returns true if arg 1 compares less than or +%% equal to arg 2, false otherwise. +%% Check - function/2 - Check each entry as they are read from the file. +%% (Entry, State) -> +%% {ok,NewState} | {{ok,NewEntry},NewState} | +%% throw(Error) +%% State =:= 'undefined' the first time. +%% Filter - function/1 - Process all the config entries read from the file +%% (Configs) -> [config_entry()]. %% Configs - [config_entry()] %% config_entry() - term() @@ -89,99 +132,143 @@ read_files(Dir, Files) when is_list(Dir) andalso is_list(Files) -> read_files(_Dir, [], Res) -> lists:reverse(Res); -read_files(Dir, [{Gen, Filter, Check, FileName}|Files], Res) - when is_function(Filter) andalso - is_function(Check) andalso - is_list(FileName) -> - ?vdebug("read_files -> entry with" - "~n FileName: ~p", [FileName]), +read_files(Dir, [{FileName, Gen, Order, Check, Filter}|Files], Res) + when is_list(FileName), + is_function(Gen), + is_function(Order), + is_function(Check), + is_function(Filter) -> + ?vdebug("read_files -> entry with~n" + " FileName: ~p", [FileName]), File = filename:join(Dir, FileName), - case file:read_file_info(File) of - {ok, _} -> - Confs = read(File, Check), - read_files(Dir, Files, [Filter(Confs)|Res]); - {error, R} -> - ?vlog("failed reading file info for ~s: " - "~n ~p", [FileName, R]), - Gen(Dir, R), - read_files(Dir, Files, [Filter([])|Res]) - end. - + Confs = + case file:read_file_info(File) of + {ok,_} -> + read(File, Order, Check); + {error, R} -> + ?vlog("failed reading file info for ~s: ~n" + " ~p", [FileName, R]), + Gen(Dir, R) + end, + read_files(Dir, Files, [Filter(Confs)|Res]). + + + +no_gen(_Dir, _R) -> []. +no_order(_, _) -> true. +no_filter(X) -> X. + +%% Order tuples on element N with Keys first in appearence order. +%% +%% An ordering function (A, B) shall return true iff +%% A is less than or equal to B i.e shall return +%% false iff A is to be ordered after B. +keyorder(N, A, B, _) when element(N, A) == element(N, B) -> + true; +keyorder(N, A, B, [Key | _]) + when tuple_size(A) >= 1, element(N, B) == Key -> + false; +keyorder(N, A, B, [Key | _]) + when element(N, A) == Key, tuple_size(B) >= 1 -> + true; +keyorder(N, A, B, [_ | Keys]) -> + keyorder(N, A, B, Keys); +keyorder(_, A, B, []) when tuple_size(A) >= 1, tuple_size(B) >= 1 -> + %% Do not order other keys + true; +keyorder(N, A, B, sort) -> + %% Order other keys according to standard sort order + element(N, A) =< element(N, B). + + +read(File, Verify) -> + Check = fun (Row, State) -> {Verify(Row), State} end, + read(File, fun no_order/2, Check). %% Ret. Res | exit(Reason) -read(File, Check) when is_function(Check) -> - ?vdebug("read -> entry with" - "~n File: ~p", [File]), - +read(File, Order, Check) when is_function(Order), is_function(Check) -> + ?vdebug("read -> entry with~n" + " File: ~p", [File]), Fd = open_file(File), + read_fd(File, Order, Check, Fd, 1, []). - case loop(Fd, [], Check, 1, File) of - {error, Reason} -> - file:close(Fd), - error(Reason); - {ok, Res} -> - file:close(Fd), - Res +read_fd(File, Order, Check, Fd, StartLine, Res) -> + case do_read(Fd, "", StartLine) of + {ok, Row, EndLine} -> + ?vtrace("read_fd ->~n" + " Row: ~p~n" + " EndLine: ~p", [Row,EndLine]), + read_fd( + File, Order, Check, Fd, EndLine, + [{StartLine, Row, EndLine}|Res]); + {error, Error, EndLine} -> + ?vtrace("read_fd -> read failure:~n" + " Error: ~p~n" + " EndLine: ~p", [Error,EndLine]), + file:close(Fd), + error({failed_reading, File, StartLine, EndLine, Error}); + {eof, _EndLine} -> + Lines = + lists:sort( + fun ({_, RowA, _}, {_, RowB, _}) -> + Order(RowA, RowB) + end, + lists:reverse(Res)), + ?vtrace("read_fd to read_check ->~n" + " Lines: ~p", [Lines]), + read_check(File, Check, Lines, undefined, []) end. -open_file(File) -> - case file:open(File, [read]) of - {ok, Fd} -> - Fd; - {error, Reason} -> - error({failed_open, File, Reason}) +read_check(_, _, [], _, Res) -> + lists:reverse(Res); +read_check(File, Check, [{StartLine, Row, EndLine}|Lines], State, Res) -> + try Check(Row, State) of + {Rows, NewState} when is_list(Rows) -> + ?vtrace("read_check -> ok:~n" + " Rows: ~p~n", [Rows]), + read_check(File, Check, Lines, NewState, Rows ++ Res); + {ok, NewState} -> + ?vtrace("read_check -> ok", []), + read_check(File, Check, Lines, NewState, [Row | Res]); + {{ok, NewRow}, NewState} -> + ?vtrace("read_check -> ok:~n" + " NewRow: ~p~n", [NewRow]), + read_check(File, Check, Lines, NewState, [NewRow | Res]) + catch + {error, Reason} -> + ?vtrace("read_check -> error:~n" + " Reason: ~p", [Reason]), + error({failed_check, File, StartLine, EndLine, Reason}); + Class:Reason -> + Error = {Class,Reason,erlang:get_stacktrace()}, + ?vtrace("read_check -> failure:~n" + " Error: ~p", [Error]), + error({failed_check, File, StartLine, EndLine, Error}) end. -loop(Fd, Res, Check, StartLine, File) -> - case do_read(Fd, "", StartLine) of - {ok, Row, EndLine} -> - ?vtrace("loop -> " - "~n Row: ~p" - "~n EndLine: ~p", [Row, EndLine]), - case (catch Check(Row)) of - ok -> - ?vtrace("loop -> ok", []), - loop(Fd, [Row | Res], Check, EndLine, File); - {ok, NewRow} -> - ?vtrace("loop -> ok: " - "~n NewRow: ~p", [NewRow]), - loop(Fd, [NewRow | Res], Check, EndLine, File); - {error, Reason} -> - ?vtrace("loop -> check error: " - "~n Reason: ~p", [Reason]), - {error, {failed_check, File, StartLine, EndLine, Reason}}; - Error -> - ?vtrace("loop -> check failure: " - "~n Error: ~p", [Error]), - {error, {failed_check, File, StartLine, EndLine, Error}} - end; - {error, EndLine, Error} -> - ?vtrace("loop -> read failure: " - "~n Error: ~p", [Error]), - {error, {failed_reading, File, StartLine, EndLine, Error}}; - eof -> - {ok, Res} +open_file(File) -> + case file:open(File, [read]) of + {ok, Fd} -> + Fd; + {error, Reason} -> + error({failed_open, File, Reason}) end. - do_read(Io, Prompt, StartLine) -> case io:request(Io, {get_until,Prompt,erl_scan,tokens,[StartLine]}) of - {ok, Toks, EndLine} -> - case erl_parse:parse_term(Toks) of - {ok, Term} -> - {ok, Term, EndLine}; - {error, {Line, erl_parse, Error}} -> - {error, Line, {parse_error, Error}} - end; - {error,E,EndLine} -> - {error, EndLine, E}; - {eof, _EndLine} -> - eof; - Other -> - Other + {ok, Toks, EndLine} -> + case erl_parse:parse_term(Toks) of + {ok, Term} -> + {ok, Term, EndLine}; + {error, {Line, erl_parse, Error}} -> + {error, {parse_error, Error}, Line} + end; + Other -> + Other end. + %%----------------------------------------------------------------- @@ -384,7 +471,7 @@ all_tdomains() -> check_tdomain(TDomain) -> SupportedTDomains = [ - ?snmpUDPDomain, + ?snmpUDPDomain, % Legacy ?transportDomainUdpIpv4, ?transportDomainUdpIpv6 ], @@ -404,6 +491,9 @@ check_tdomain(TDomain) -> %% --------- +mk_tdomain() -> + mk_tdomain(snmpUDPDomain). + mk_tdomain(snmpUDPDomain) -> mk_tdomain(transportDomainUdpIpv4); mk_tdomain(transportDomainUdpIpv4) -> @@ -416,40 +506,64 @@ mk_tdomain(BadDomain) -> %% --------- -check_taddress(X) -> - check_taddress(snmpUDPDomain, X). +tdomain_to_family(snmpUDPDomain) -> + inet; +tdomain_to_family(transportDomainUdpIpv4) -> + inet; +tdomain_to_family(transportDomainUdpIpv6) -> + inet6; +tdomain_to_family(?snmpUDPDomain) -> + inet; +tdomain_to_family(?transportDomainUdpIpv4) -> + inet; +tdomain_to_family(?transportDomainUdpIpv6) -> + inet6; +tdomain_to_family(BadDomain) -> + error({bad_domain, BadDomain}). + + +%% --------- + +tdomain_to_domain(?snmpUDPDomain) -> + snmpUDPDomain; +tdomain_to_domain(?transportDomainUdpIpv4) -> + transportDomainUdpIpv4; +tdomain_to_domain(?transportDomainUdpIpv6) -> + transportDomainUdpIpv6; +tdomain_to_domain(BadTDomain) -> + error({bad_tdomain, BadTDomain}). + + +%% --------- check_taddress(?snmpUDPDomain, X) -> check_taddress(transportDomainUdpIpv4, X); check_taddress(snmpUDPDomain, X) -> check_taddress(transportDomainUdpIpv4, X); - +%% check_taddress(?transportDomainUdpIpv4, X) -> check_taddress(transportDomainUdpIpv4, X); -check_taddress(transportDomainUdpIpv4, X) - when is_list(X) andalso (length(X) =:= 6) -> - case (catch all_integer(X)) of - true -> +check_taddress(transportDomainUdpIpv4, X) -> + case X of + [A0,A1,A2,A3,P0,P1] + when ?is_ipv4_addr(A0, A1, A2, A3), ?is_word(P0, P1) -> ok; - false -> + _ -> error({invalid_taddress, X}) end; -check_taddress(transportDomainUdpIpv4, X) -> - error({invalid_taddress, X}); - +%% check_taddress(?transportDomainUdpIpv6, X) -> check_taddress(transportDomainUdpIpv6, X); -check_taddress(transportDomainUdpIpv6, X) - when is_list(X) andalso (length(X) =:= 10) -> - case (catch all_integer(X)) of - true -> +check_taddress(transportDomainUdpIpv6, X) -> + case X of + [A0,A1,A2,A3,A4,A5,A6,A7,P0,P1] + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7), + ?is_word(P0, P1) -> ok; - false -> + _ -> error({invalid_taddress, X}) end; -check_taddress(transportDomainUdpIpv6, X) -> - error({invalid_taddress, X}); - +%% check_taddress(BadDomain, _X) -> error({invalid_tdomain, BadDomain}). @@ -512,96 +626,359 @@ all_domains() -> transportDomainSctpDns ]. +check_domain(snmpUDPDomain) -> ok; +check_domain(transportDomainUdpIpv4) -> ok; +check_domain(transportDomainUdpIpv6) -> ok; check_domain(Domain) -> - SupportedDomains = - [ - snmpUDPDomain, - transportDomainUdpIpv4, - transportDomainUdpIpv6 - ], - AllDomains = all_domains(), - case lists:member(Domain, SupportedDomains) of + case lists:member(Domain, all_domains()) of true -> - ok; + error({unsupported_domain, Domain}); false -> - case lists:member(Domain, AllDomains) of - true -> - error({unsupported_domain, Domain}); - false -> - error({unknown_domain, Domain}) - end + error({unknown_domain, Domain}) end. - + +domain_to_name(snmpUDPDomain) -> + undefined; +domain_to_name(transportDomainUdpIpv4) -> + udpIpv4; +domain_to_name(transportDomainUdpIpv6) -> + udpIpv6; +domain_to_name(transportDomainUdpIpv4z) -> + udpIpv4z; +domain_to_name(transportDomainUdpIpv6z) -> + udpIpv6z; +domain_to_name(transportDomainTcpIpv4) -> + tcpIpv4; +domain_to_name(transportDomainTcpIpv6) -> + tcpIpv6; +domain_to_name(transportDomainTcpIpv4z) -> + tcpIpv4z; +domain_to_name(transportDomainTcpIpv6z) -> + tcpIpv6z; +domain_to_name(transportDomainSctpIpv4) -> + sctpIpv4; +domain_to_name(transportDomainSctpIpv6) -> + sctpIpv6; +domain_to_name(transportDomainSctpIpv4z) -> + sctpIpv4z; +domain_to_name(transportDomainSctpIpv6z) -> + sctpIpv6z; +domain_to_name(transportDomainLocal) -> + local; +domain_to_name(transportDomainUdpDns) -> + udpDns; +domain_to_name(transportDomainTcpDns) -> + tcpDns; +domain_to_name(transportDomainSctpDns) -> + sctpDns; +domain_to_name(BadDomain) -> + error({bad_domain, BadDomain}). %% --------- -%% The values of Ip and Port has both been checked at this -%% point, so we dont need to do that again. -mk_taddress(snmpUDPDomain, Ip, Port) -> - mk_taddress(transportDomainUdpIpv4, Ip, Port); -mk_taddress(transportDomainUdpIpv4, Ip, Port) when is_list(Ip) -> - Ip ++ [Port div 256, Port rem 256]; -mk_taddress(transportDomainUdpIpv4 = Domain, Ip, Port) when is_tuple(Ip) -> - mk_taddress(Domain, tuple_to_list(Ip), Port); -mk_taddress(transportDomainUdpIpv6, Ip, Port) when is_list(Ip) -> - Ip ++ [Port div 256, Port rem 256]; -mk_taddress(transportDomainUdpIpv6 = Domain, Ip, Port) when is_tuple(Ip) -> - mk_taddress(Domain, tuple_to_list(Ip), Port); +mk_taddress(Address) -> + mk_taddress(snmpUDPDomain, Address). +%% The values of Domain, Ip and Port has both been checked at this +%% point, so we dont need to do that again, but this function is +%% also used on incoming packets from net_if so a little +%% check that net_if does not supply bad arguments is in order. +%% %% These are just for convenience -mk_taddress(?snmpUDPDomain, Ip, Port) -> - mk_taddress(snmpUDPDomain, Ip, Port); -mk_taddress(?transportDomainUdpIpv4, Ip, Port) -> - mk_taddress(transportDomainUdpIpv4, Ip, Port); -mk_taddress(?transportDomainUdpIpv6, Ip, Port) -> - mk_taddress(transportDomainUdpIpv6, Ip, Port); - +mk_taddress(?snmpUDPDomain, Address) -> + mk_taddress(snmpUDPDomain, Address); +mk_taddress(?transportDomainUdpIpv4, Address) -> + mk_taddress(transportDomainUdpIpv4, Address); +mk_taddress(?transportDomainUdpIpv6, Address) -> + mk_taddress(transportDomainUdpIpv6, Address); +%% +mk_taddress(snmpUDPDomain, Address) -> % Legacy + mk_taddress(transportDomainUdpIpv4, Address); +mk_taddress(transportDomainUdpIpv4 = Domain, Address) -> + case Address of + [] -> % Empty mask + []; + {Ip, Port} when tuple_size(Ip) =:= 4, is_integer(Port) -> + tuple_to_list(Ip) ++ mk_bytes(Port); + _ -> + erlang:error(badarg, [Domain,Address]) + end; +mk_taddress(transportDomainUdpIpv6 = Domain, Address) -> + case Address of + [] -> % Empty mask + []; + {{A, B, C, D, E, F, G, H}, Port} -> + [A bsr 8, A band 255, + B bsr 8, B band 255, + C bsr 8, C band 255, + D bsr 8, D band 255, + E bsr 8, E band 255, + F bsr 8, F band 255, + G bsr 8, G band 255, + H bsr 8, H band 255, + Port bsr 8, Port band 255]; + _ -> + erlang:error(badarg, [Domain,Address]) + end; %% Bad domain -mk_taddress(BadDomain, _Ip, _Port) -> +mk_taddress(BadDomain, _) -> error({bad_domain, BadDomain}). - + %% --------- -which_domain(Ip) when is_list(Ip) andalso (length(Ip) =:= 4) -> +%% XXX remove, when net_if handles one socket per transport domain + +which_domain([A0,A1,A2,A3]) + when ?is_ipv4_addr(A0, A1, A2, A3) -> transportDomainUdpIpv4; -which_domain(Ip) when is_tuple(Ip) andalso (size(Ip) =:= 4) -> +which_domain({A0, A1, A2, A3}) + when ?is_ipv4_addr(A0, A1, A2, A3) -> transportDomainUdpIpv4; -which_domain(Ip) when is_list(Ip) andalso (length(Ip) =:= 8) -> +which_domain([A0,A1,A2,A3,A4,A5,A6,A7]) + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7) -> + transportDomainUdpIpv6; +which_domain([A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,A15]) + when ?is_ipv6_addr( + A0, A1, A2, A3, A4, A5, A6, A7, + A8, A9, A10, A11, A12, A13, A14, A15) -> transportDomainUdpIpv6; -which_domain(Ip) when is_tuple(Ip) andalso (size(Ip) =:= 8) -> +which_domain({A0, A1, A2, A3, A4, A5, A6, A7}) + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7) -> transportDomainUdpIpv6. - %% --------- +mk_addr_string({Domain, Addr}) when is_atom(Domain) -> + %% XXX There is only code for IP domains here + case check_address_ip(Domain, Addr) of + false -> + case check_address_ip_port(Domain, Addr) of + false -> + error({bad_address, {Domain, Addr}}); + true -> + {IP, Port} = Addr, + mk_addr_string_ntoa(Domain, IP, Port); + {IP, Port} -> + mk_addr_string_ntoa(Domain, IP, Port) + end; + true -> + mk_addr_string_ntoa(Domain, Addr); + IP -> + mk_addr_string_ntoa(Domain, IP) + end; +mk_addr_string({_IP, Port} = Addr) when is_integer(Port) -> + mk_addr_string({snmpUDPDomain, Addr}); +mk_addr_string(Strange) -> + lists:flatten(io_lib:format("~w", [Strange])). + + +mk_addr_string_ntoa({_, _, _, _} = IP) -> + inet:ntoa(IP); +mk_addr_string_ntoa(IP) -> + lists:flatten(io_lib:format("[~s]", [inet:ntoa(IP)])). + +mk_addr_string_ntoa(Domain, IP) -> + case domain_to_name(Domain) of + undefined -> + mk_addr_string_ntoa(IP); + Name -> + lists:flatten( + io_lib:format("~w://~s", [Name, mk_addr_string_ntoa(IP)])) + end. + +mk_addr_string_ntoa(Domain, IP, Port) -> + lists:flatten( + io_lib:format( + "~s:~w", [mk_addr_string_ntoa(Domain, IP), Port])). + +%% --------- + check_ip(X) -> check_ip(snmpUDPDomain, X). -check_ip(snmpUDPDomain, X) -> - check_ip(transportDomainUdpIpv4, X); -check_ip(transportDomainUdpIpv4, X) when is_list(X) andalso (length(X) =:= 4) -> - case (catch all_integer(X)) of - true -> +check_ip(Domain, IP) -> + %% XXX There is only code for IP domains here + case check_address_ip(Domain, IP) of + false -> + error({bad_address, {Domain, IP}}); + true -> ok; - false -> - error({invalid_ip_address, X}) - end; -check_ip(transportDomainUdpIpv4, X) -> - error({invalid_ip_address, X}); + FixedIP -> + {ok, FixedIP} + end. -check_ip(transportDomainUdpIpv6, X) when is_list(X) andalso (length(X) =:= 8) -> - case (catch all_integer(X)) of - true -> + +%% --------- + +check_port(Port) when ?is_word(Port) -> + ok; +check_port(Port) -> + error({bad_port, Port}). + +%% ip_port_to_domaddr(IP, Port) when ?is_word(Port) -> +%% %% XXX There is only code for IP domains here +%% case check_address_ip(transportDomainUdpIpv4, IP) of +%% false -> +%% case check_address_ip(transportDomainUdpIpv6, IP) of +%% false -> +%% error({bad_address, {transportDomainUdpIpv4, {IP, Port}}}); +%% true -> +%% {transportDomainUdpIpv6, {IP, Port}}; +%% FixedIP -> +%% {transportDomainUdpIpv6, {FixedIP, Port}} +%% end; +%% true -> +%% {transportDomainUdpIpv4, {IP, Port}}; +%% FixedIP -> +%% {transportDomainUdpIpv4, {FixedIP, Port}} +%% end; +%% ip_port_to_domaddr(IP, Port) -> +%% error({bad_address, {transportDomainUdpIpv4, {IP, Port}}}). + +%% Check a configuration term field from a file to see if it +%% can be fixed to be fed to mk_taddress/2. + +check_address(Domain, Address, DefaultPort) -> + %% If Address does not contain Port or contains Port =:= 0 + %% create an address containing DefaultPort + %% + %% XXX There is only code for IP domains here + case check_address_ip(Domain, Address) of + false -> + case check_address_ip_port(Domain, Address) of + false -> + error({bad_address, {Domain, Address}}); + true -> + case Address of + {IP, 0} -> + {ok, {IP, DefaultPort}}; + _ -> + ok + end; + {FixedIP, 0} -> + {ok, {FixedIP, DefaultPort}}; + FixedAddress -> + {ok, FixedAddress} + end; + true -> + {ok, {Address, DefaultPort}}; + FixedIP -> + {ok, {FixedIP, DefaultPort}} + end. + +check_address(Domain, Address) -> + %% Address has to contain Port + %% + %% XXX There is only code for IP domains here + case check_address_ip_port(Domain, Address) of + false -> + error({bad_address, {Domain, Address}}); + true -> ok; - false -> - error({invalid_ip_address, X}) + FixedAddress -> + {ok, FixedAddress} + end. + +%% -> IP +check_address_ip(Domain, Address) + when Domain =:= snmpUDPDomain; + Domain =:= transportDomainUdpIpv4 -> + case Address of + %% Erlang native format + {A0, A1, A2, A3} + when ?is_ipv4_addr(A0, A1, A2, A3) -> + true; + %% Erlangish format + [A0,A1,A2,A3] + when ?is_ipv4_addr(A0, A1, A2, A3) -> + {A0, A1, A2, A3}; + _ -> + false + end; +check_address_ip(transportDomainUdpIpv6, Address) -> + case Address of + %% Erlang native format + {A0, A1, A2, A3, A4, A5, A6, A7} + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7) -> + true; + %% Erlangish format + [A0,A1,A2,A3,A4,A5,A6,A7] + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7) -> + {A0, A1, A2, A3, A4, A5, A6, A7}; + %% SNMP standards format + [A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,A15] + when ?is_ipv6_addr( + A0, A1, A2, A3, A4, A5, A6, A7, + A8, A9, A10, A11, A12, A13, A14, A15) -> + {mk_word(A0, A1), mk_word(A2, A3), + mk_word(A4, A5), mk_word(A6, A7), + mk_word(A8, A9), mk_word(A10, A11), + mk_word(A12, A13), mk_word(A14, A15)}; + _ -> + false end; -check_ip(transportDomainUdpIpv6, X) -> - error({invalid_ip_address, X}); +check_address_ip(BadDomain, _) -> + error({bad_domain, BadDomain}). -check_ip(BadDomain, _X) -> - error({invalid_domain, BadDomain}). +%% -> {IP, Port} +check_address_ip_port(Domain, Address) + when Domain =:= snmpUDPDomain; + Domain =:= transportDomainUdpIpv4 -> + case Address of + {IP, Port} when ?is_word(Port) -> + case check_address_ip(Domain, IP) of + false -> + false; + true -> + true; + FixedIP -> + {FixedIP, Port} + end; + %% SNMP standards format + [A0,A1,A2,A3,P0,P1] + when ?is_ipv4_addr(A0, A1, A2, A3), ?is_word(P0, P1) -> + {{A0, A1, A2, A3}, mk_word(P0, P1)}; + _ -> + false + end; +check_address_ip_port(transportDomainUdpIpv6 = Domain, Address) -> + case Address of + {IP, Port} when ?is_word(Port) -> + case check_address_ip(Domain, IP) of + false -> + false; + true -> + true; + FixedIP -> + {FixedIP, Port} + end; + %% Erlang friendly list format + [A0,A1,A2,A3,A4,A5,A6,A7,P] + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7), + ?is_word(P) -> + {{A0, A1, A2, A3, A4, A5, A6, A7}, P}; + %% Strange hybrid format with port as bytes + [A0,A1,A2,A3,A4,A5,A6,A7,P0,P1] + when ?is_ipv6_addr(A0, A1, A2, A3, A4, A5, A6, A7), + ?is_word(P0, P1) -> + {{A0, A1, A2, A3, A4, A5, A6, A7}, mk_word(P0, P1)}; + %% SNMP standards format + [A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,A15,P0,P1] + when ?is_ipv6_addr( + A0, A1, A2, A3, A4, A5, A6, A7, + A8, A9, A10, A11, A12, A13, A14, A15), + ?is_word(P0, P1) -> + {{mk_word(A0, A1), mk_word(A2, A3), + mk_word(A4, A5), mk_word(A6, A7), + mk_word(A8, A9), mk_word(A10, A11), + mk_word(A12, A13), mk_word(A14, A15)}, + mk_word(P0, P1)}; + _ -> + false + end; +check_address_ip_port(BadDomain, _) -> + error({bad_domain, BadDomain}). diff --git a/lib/snmp/src/misc/snmp_config.erl b/lib/snmp/src/misc/snmp_config.erl index a222f842e5..17dfcd70b4 100644 --- a/lib/snmp/src/misc/snmp_config.erl +++ b/lib/snmp/src/misc/snmp_config.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -26,24 +26,29 @@ -compile({no_auto_import,[error/1]}). -export([config/0]). --export([write_config_file/4, append_config_file/4, read_config_file/3]). +%%-export([write_config_file/4, append_config_file/4, read_config_file/4]). + +-export([write_config_file/6, append_config_file/6, read_config_file/4]). -export([write_agent_snmp_files/7, write_agent_snmp_files/12, + write_agent_snmp_files/6, write_agent_snmp_files/11, - write_agent_snmp_conf/5, + write_agent_snmp_conf/4, write_agent_snmp_conf/5, write_agent_snmp_context_conf/1, write_agent_snmp_community_conf/1, write_agent_snmp_standard_conf/2, - write_agent_snmp_target_addr_conf/4, - write_agent_snmp_target_addr_conf/6, + write_agent_snmp_target_addr_conf/3, + write_agent_snmp_target_addr_conf/4, + write_agent_snmp_target_addr_conf/5, + write_agent_snmp_target_addr_conf/6, write_agent_snmp_target_params_conf/2, write_agent_snmp_notify_conf/2, write_agent_snmp_usm_conf/5, write_agent_snmp_vacm_conf/3, write_manager_snmp_files/8, - write_manager_snmp_conf/5, - write_manager_snmp_users_conf/2, + write_manager_snmp_conf/4, write_manager_snmp_conf/5, + write_manager_snmp_users_conf/2, write_manager_snmp_agents_conf/2, write_manager_snmp_usm_conf/2 @@ -90,9 +95,9 @@ ]). --export_type([void/0, - verify_config_entry_function/0, - verify_config_function/0, +-export_type([void/0, + order_config_entry_function/0, + check_config_entry_function/0, write_config_function/0]). @@ -567,11 +572,9 @@ config_agent_snmp(Dir, Vsns) -> end, NT end, - case (catch write_agent_snmp_files(Dir, - Vsns, ManagerIP, TrapUdp, - AgentIP, AgentUDP, - SysName, NotifType, SecType, - Passwd, EngineID, MMS)) of + case (catch write_agent_snmp_files( + Dir, Vsns, ManagerIP, TrapUdp, AgentIP, AgentUDP, SysName, + NotifType, SecType, Passwd, EngineID, MMS)) of ok -> i("~n- - - - - - - - - - - - -"), i("Info: 1. SecurityName \"initial\" has noAuthNoPriv read access~n" @@ -1580,35 +1583,63 @@ remove_newline(Str) -> %% File generation %%====================================================================== +write_agent_snmp_files( + Dir, Vsns, Domain, ManagerAddr, AgentAddr, SysName) + when is_list(Dir), + is_list(Vsns), + is_atom(Domain), + is_list(SysName) -> + write_agent_snmp_files( + Dir, Vsns, Domain, ManagerAddr, AgentAddr, SysName, + trap, none, "", "agentEngine", 484). + %%---------------------------------------------------------------------- %% Dir: string() (ex: "../conf/") %% ManagerIP, AgentIP: [int(),int(),int(),int()] %% TrapUdp, AgentUDP: integer() %% SysName: string() %%---------------------------------------------------------------------- -write_agent_snmp_files(Dir, Vsns, ManagerIP, TrapUdp, - AgentIP, AgentUDP, SysName) - when is_list(Dir) andalso - is_list(Vsns) andalso - is_list(ManagerIP) andalso - is_integer(TrapUdp) andalso - is_list(AgentIP) andalso - is_integer(AgentUDP) andalso +write_agent_snmp_files( + Dir, Vsns, ManagerIP, TrapUDP, AgentIP, AgentUDP, SysName) + when is_list(Dir) andalso + is_list(Vsns) andalso + is_list(ManagerIP) andalso + is_integer(TrapUDP) andalso + is_list(AgentIP) andalso + is_integer(AgentUDP) andalso is_list(SysName) -> - write_agent_snmp_files(Dir, Vsns, ManagerIP, TrapUdp, AgentIP, AgentUDP, - SysName, "trap", none, "", "agentEngine", 484). + write_agent_snmp_files( + Dir, Vsns, ManagerIP, TrapUDP, AgentIP, AgentUDP, SysName, + trap, none, "", "agentEngine", 484). %% %% ----- Agent config files generator functions ----- %% -write_agent_snmp_files(Dir, Vsns, ManagerIP, TrapUdp, AgentIP, AgentUDP, - SysName, NotifType, SecType, Passwd, EngineID, MMS) -> +write_agent_snmp_files( + Dir, Vsns, Domain, ManagerAddr, AgentAddr, SysName, + NotifType, SecType, Passwd, EngineID, MMS) -> + write_agent_snmp_conf(Dir, Domain, AgentAddr, EngineID, MMS), + write_agent_snmp_context_conf(Dir), + write_agent_snmp_community_conf(Dir), + write_agent_snmp_standard_conf(Dir, SysName), + write_agent_snmp_target_addr_conf(Dir, Domain, ManagerAddr, Vsns), + write_agent_snmp_target_params_conf(Dir, Vsns), + write_agent_snmp_notify_conf(Dir, NotifType), + write_agent_snmp_usm_conf(Dir, Vsns, EngineID, SecType, Passwd), + write_agent_snmp_vacm_conf(Dir, Vsns, SecType), + ok. + +write_agent_snmp_files( + Dir, Vsns, ManagerIP, TrapUDP, AgentIP, AgentUDP, SysName, + NotifType, SecType, Passwd, EngineID, MMS) -> + Domain = snmp_target_mib:default_domain(), + ManagerAddr = {ManagerIP, TrapUDP}, write_agent_snmp_conf(Dir, AgentIP, AgentUDP, EngineID, MMS), write_agent_snmp_context_conf(Dir), write_agent_snmp_community_conf(Dir), write_agent_snmp_standard_conf(Dir, SysName), - write_agent_snmp_target_addr_conf(Dir, ManagerIP, TrapUdp, Vsns), + write_agent_snmp_target_addr_conf(Dir, Domain, ManagerAddr, Vsns), write_agent_snmp_target_params_conf(Dir, Vsns), write_agent_snmp_notify_conf(Dir, NotifType), write_agent_snmp_usm_conf(Dir, Vsns, EngineID, SecType, Passwd), @@ -1616,11 +1647,40 @@ write_agent_snmp_files(Dir, Vsns, ManagerIP, TrapUdp, AgentIP, AgentUDP, ok. + %% %% ------ [agent] agent.conf ------ %% -write_agent_snmp_conf(Dir, AgentIP, AgentUDP, EngineID, MMS) -> +write_agent_snmp_conf(Dir, Transports, EngineID, MMS) -> + Conf = + [{intAgentTransports, Transports}, + {snmpEngineID, EngineID}, + {snmpEngineMaxMessageSize, MMS}], + do_write_agent_snmp_conf(Dir, Conf). + +write_agent_snmp_conf(Dir, Domain, AgentAddr, EngineID, MMS) + when is_atom(Domain) -> + {AgentIP, AgentUDP} = AgentAddr, + Conf = + [{intAgentTransportDomain, Domain}, + {intAgentUDPPort, AgentUDP}, + {intAgentIpAddress, AgentIP}, + {snmpEngineID, EngineID}, + {snmpEngineMaxMessageSize, MMS}], + do_write_agent_snmp_conf(Dir, Conf); +write_agent_snmp_conf(Dir, AgentIP, AgentUDP, EngineID, MMS) + when is_integer(AgentUDP) -> + Conf = + [{intAgentUDPPort, AgentUDP}, + {intAgentIpAddress, AgentIP}, + {snmpEngineID, EngineID}, + {snmpEngineMaxMessageSize, MMS}], + do_write_agent_snmp_conf(Dir, Conf); +write_agent_snmp_conf(_Dir, Domain, AgentAddr, _EngineID, _MMS) -> + error({bad_address, {Domain, AgentAddr}}). + +do_write_agent_snmp_conf(Dir, Conf) -> Comment = "%% This file defines the Agent local configuration info\n" "%% The data is inserted into the snmpEngine* variables defined\n" @@ -1635,11 +1695,7 @@ write_agent_snmp_conf(Dir, AgentIP, AgentUDP, EngineID, MMS) -> "%% {snmpEngineID, \"agentEngine\"}.\n" "%% {snmpEngineMaxMessageSize, 484}.\n" "%%\n\n", - Hdr = header() ++ Comment, - Conf = [{intAgentUDPPort, AgentUDP}, - {intAgentIpAddress, AgentIP}, - {snmpEngineID, EngineID}, - {snmpEngineMaxMessageSize, MMS}], + Hdr = header() ++ Comment, write_agent_config(Dir, Hdr, Conf). write_agent_config(Dir, Hdr, Conf) -> @@ -1745,17 +1801,19 @@ update_agent_standard_config(Dir, Conf) -> %% ------ target_addr.conf ------ %% -write_agent_snmp_target_addr_conf(Dir, ManagerIp, UDP, Vsns) -> - Timeout = 1500, - RetryCount = 3, - write_agent_snmp_target_addr_conf(Dir, ManagerIp, UDP, - Timeout, RetryCount, - Vsns). +write_agent_snmp_target_addr_conf(Dir, Addresses, Vsns) -> + Timeout = 1500, + RetryCount = 3, + write_agent_snmp_target_addr_conf( + Dir, Addresses, Timeout, RetryCount, Vsns). -write_agent_snmp_target_addr_conf(Dir, ManagerIp, UDP, - Timeout, RetryCount, - Vsns) -> - Comment = +write_agent_snmp_target_addr_conf(Dir, Domain_or_Ip, Addr_or_Port, Vsns) -> + Addresses = [{Domain_or_Ip, Addr_or_Port}], + write_agent_snmp_target_addr_conf(Dir, Addresses, Vsns). + +write_agent_snmp_target_addr_conf( + Dir, Addresses, Timeout, RetryCount, Vsns) -> + Comment = "%% This file defines the target address parameters.\n" "%% The data is inserted into the snmpTargetAddrTable defined\n" "%% in SNMP-TARGET-MIB, and in the snmpTargetAddrExtTable defined\n" @@ -1774,36 +1832,59 @@ write_agent_snmp_target_addr_conf(Dir, ManagerIp, UDP, "%% [127,0,0,0], 2048}.\n" "%%\n\n", Hdr = header() ++ Comment, - F = fun(v1 = Vsn, Acc) -> - [{mk_ip(ManagerIp, Vsn), - snmp_target_mib:default_domain(), - ManagerIp, UDP, Timeout, RetryCount, - "std_trap", mk_param(Vsn), "", [], 2048}| Acc]; - (v2 = Vsn, Acc) -> - [{mk_ip(ManagerIp, Vsn), - snmp_target_mib:default_domain(), - ManagerIp, UDP, Timeout, RetryCount, - "std_trap", mk_param(Vsn), "", [], 2048}, - {lists:flatten(io_lib:format("~s.2",[mk_ip(ManagerIp, Vsn)])), - ManagerIp, UDP, Timeout, RetryCount, - "std_inform", mk_param(Vsn), "", [], 2048}| Acc]; - (v3 = Vsn, Acc) -> - [{mk_ip(ManagerIp, Vsn), - snmp_target_mib:default_domain(), - ManagerIp, UDP, Timeout, RetryCount, - "std_trap", mk_param(Vsn), "", [], 2048}, - {lists:flatten(io_lib:format("~s.3",[mk_ip(ManagerIp, Vsn)])), - ManagerIp, UDP, Timeout, RetryCount, - "std_inform", mk_param(Vsn), "mgrEngine", [], 2048}| Acc] - end, - Conf = lists:foldl(F, [], Vsns), + Conf = + lists:foldl( + fun ({Domain_or_Ip, Addr_or_Port} = Address, OuterAcc) -> + lists:foldl( + fun(v1 = Vsn, Acc) -> + [{mk_name(Address, Vsn), + Domain_or_Ip, Addr_or_Port, + Timeout, RetryCount, + "std_trap", mk_param(Vsn), "", + [], 2048}| Acc]; + (v2 = Vsn, Acc) -> + [{mk_name(Address, Vsn), + Domain_or_Ip, Addr_or_Port, + Timeout, RetryCount, + "std_trap", mk_param(Vsn), "", + [], 2048}, + {lists:flatten( + io_lib:format( + "~s.2", [mk_name(Address, Vsn)])), + Domain_or_Ip, Addr_or_Port, + Timeout, RetryCount, + "std_inform", mk_param(Vsn), "", + [], 2048}| Acc]; + (v3 = Vsn, Acc) -> + [{mk_name(Address, Vsn), + Domain_or_Ip, Addr_or_Port, + Timeout, RetryCount, + "std_trap", mk_param(Vsn), "", + [], 2048}, + {lists:flatten( + io_lib:format( + "~s.3", [mk_name(Address, Vsn)])), + Domain_or_Ip, Addr_or_Port, + Timeout, RetryCount, + "std_inform", mk_param(Vsn), "mgrEngine", + [], 2048} | Acc] + end, OuterAcc, Vsns) + end, [], Addresses), write_agent_target_addr_config(Dir, Hdr, Conf). +write_agent_snmp_target_addr_conf( + Dir, Domain_or_Ip, Addr_or_Port, Timeout, RetryCount, Vsns) -> + Addresses = [{Domain_or_Ip, Addr_or_Port}], + write_agent_snmp_target_addr_conf( + Dir, Addresses, Timeout, RetryCount, Vsns). + mk_param(Vsn) -> lists:flatten(io_lib:format("target_~w", [Vsn])). -mk_ip([A,B,C,D], Vsn) -> - lists:flatten(io_lib:format("~w.~w.~w.~w ~w", [A,B,C,D,Vsn])). +mk_name(Address, Vsn) -> + lists:flatten( + io_lib:format( + "~s ~w", [snmp_conf:mk_addr_string(Address), Vsn])). write_agent_target_addr_config(Dir, Hdr, Conf) -> snmpa_conf:write_target_addr_config(Dir, Hdr, Conf). @@ -2037,7 +2118,24 @@ write_manager_snmp_files(Dir, IP, Port, MMS, EngineID, %% ------ manager.conf ------ %% -write_manager_snmp_conf(Dir, IP, Port, MMS, EngineID) -> +write_manager_snmp_conf(Dir, Transports, MMS, EngineID) -> + Comment = +"%% This file defines the Manager local configuration info\n" +"%% Each row is a 2-tuple:\n" +"%% {Variable, Value}.\n" +"%% For example\n" +"%% {transports, [{transportDomainUdpIpv4, {{127,42,17,5}, 5000}}]}.\n" +"%% {engine_id, \"managerEngine\"}.\n" +"%% {max_message_size, 484}.\n" +"%%\n\n", + Hdr = header() ++ Comment, + Conf = + [{transports, Transports}, + {engine_id, EngineID}, + {max_message_size, MMS}], + write_manager_config(Dir, Hdr, Conf). + +write_manager_snmp_conf(Dir, Domain_or_IP, Addr_or_Port, MMS, EngineID) -> Comment = "%% This file defines the Manager local configuration info\n" "%% Each row is a 2-tuple:\n" @@ -2049,10 +2147,20 @@ write_manager_snmp_conf(Dir, IP, Port, MMS, EngineID) -> "%% {max_message_size, 484}.\n" "%%\n\n", Hdr = header() ++ Comment, - Conf = [{port, Port}, - {address, IP}, - {engine_id, EngineID}, - {max_message_size, MMS}], + Conf = + case Addr_or_Port of + {IP, Port} when is_integer(Port), is_atom(Domain_or_IP) -> + [{domain, Domain_or_IP}, + {port, Port}, + {address, IP}]; + _ when is_integer(Addr_or_Port) -> + [{port, Addr_or_Port}, + {address, Domain_or_IP}]; + _ -> + error({bad_address, {Domain_or_IP, Addr_or_Port}}) + end ++ + [{engine_id, EngineID}, + {max_message_size, MMS}], write_manager_config(Dir, Hdr, Conf). write_manager_config(Dir, Hdr, Conf) -> @@ -2410,83 +2518,92 @@ header() -> [?MODULE, ?version, Y, Mo, D, H, Mi, S]). -%% *If* these functions are successfull, they successfully return anything -%% (which is ignored), but they fail with either a throw or an exit or -%% something similar. - -%% Verification of one config entry read from a file --type(verify_config_entry_function() :: - fun((Entry :: term()) -> ok | {error, Reason :: term()})). - -%% Verification of config to be written --type(verify_config_function() :: - fun(() -> void())). - -%% Write config to file (as defined by Fd) --type(write_config_function() :: - fun((Fd :: file:io_device()) -> void())). - --spec write_config_file(Dir :: string(), - FileName :: string(), - Verify :: verify_config_function(), - Write :: write_config_function()) -> - ok | {error, Reason :: term()}. - -write_config_file(Dir, FileName, Verify, Write) - when (is_list(Dir) andalso - is_list(FileName) andalso - is_function(Verify) andalso - is_function(Write)) -> +%% *If* these functions are successfull, they successfully return +%% (value is ignored), but they fail preferably with +%% throw({error, Reason}). Other exceptions are also handled. + +%% Sorting order for config entries (see lists:sort/2) +-type(order_config_entry_function() :: + fun((term(), term()) -> boolean())). + +%% Check of config entries. Initial State is 'undefined' +-type(check_config_entry_function() :: + fun((Entry :: term(), State :: undefined | term()) -> + {ok | {ok, NewEntry :: term()}, NewState :: term()})). + +%% Write configuration entries to file descriptor Fd +-type(write_config_function() :: + fun((Fd :: file:io_device(), [Entry :: term()]) -> ok)). + +-spec write_config_file( + Dir :: string(), + FileName :: string(), + Order :: order_config_entry_function(), + Check :: check_config_entry_function(), + Write :: write_config_function(), + Entries :: [term()]) -> + ok | {error, term()}. + +write_config_file(Dir, FileName, Order, Check, Write, Entries) + when is_list(Dir), is_list(FileName), + is_function(Order), is_function(Check), is_function(Write), + is_list(Entries) -> try - begin - do_write_config_file(Dir, FileName, Verify, Write) - end + SortedEntries = lists:sort(Order, Entries), + _ = + lists:foldl( + fun (Entry, State) -> + case Check(Entry, State) of + {Ok, NewState} when is_list(Ok) -> + NewState; + {ok, NewState} -> + NewState; + {{ok, _}, NewState} -> + NewState + end + end, undefined, SortedEntries), + ok + of + _ -> + case file:open(filename:join(Dir, FileName), [write]) of + {ok, Fd} -> + write_config_file(Dir, FileName, Write, Entries, Fd); + Error -> + Error + end catch - throw:Error -> - Error; - T:E -> - {error, {failed_write, Dir, FileName, T, E}} - end. - - -do_write_config_file(Dir, FileName, Verify, Write) -> - Verify(), - case file:open(filename:join(Dir, FileName), [write]) of - {ok, Fd} -> - file_write_and_close(Write, Fd, Dir, FileName); Error -> - Error - end. - -append_config_file(Dir, FileName, Verify, Write) - when (is_list(Dir) andalso - is_list(FileName) andalso - is_function(Verify) andalso - is_function(Write)) -> - try - begin - do_append_config_file(Dir, FileName, Verify, Write) - end - catch - throw:Error -> + S = erlang:get_stacktrace(), + d("File write of ~s throwed: ~p~n ~p~n", + [FileName, Error, S]), Error; - T:E -> - {error, {failed_append, Dir, FileName, T, E}} + C:E -> + S = erlang:get_stacktrace(), + d("File write of ~s exception: ~p:~p~n ~p~n", + [FileName,C,E,S]), + {error, {failed_write, Dir, FileName, {C, E, S}}} end. -do_append_config_file(Dir, FileName, Verify, Write) -> - Verify(), - case file:open(filename:join(Dir, FileName), [read, write]) of - {ok, Fd} -> - file:position(Fd, eof), - file_write_and_close(Write, Fd, Dir, FileName); +write_config_file(Dir, FileName, Write, Entries, Fd) -> + try Write(Fd, Entries) of + ok -> + close_config_file(Dir, FileName, Fd) + catch Error -> - Error + S = erlang:get_stacktrace(), + d("File write of ~s throwed: ~p~n ~p~n", + [FileName, Error, S]), + close_config_file(Dir, FileName, Fd), + Error; + C:E -> + S = erlang:get_stacktrace(), + d("File write of ~s exception: ~p:~p~n ~p~n", + [FileName,C,E,S]), + close_config_file(Dir, FileName, Fd), + {error, {failed_write, Dir, FileName, {C, E, S}}} end. - -file_write_and_close(Write, Fd, Dir, FileName) -> - ok = Write(Fd), +close_config_file(Dir, FileName, Fd) -> case file:sync(Fd) of ok -> case file:close(Fd) of @@ -2496,63 +2613,159 @@ file_write_and_close(Write, Fd, Dir, FileName) -> {error, {failed_closing, Dir, FileName, Reason}} end; {error, Reason} -> + _ = file:close(Fd), {error, {failed_syncing, Dir, FileName, Reason}} end. --spec read_config_file(Dir :: string(), - FileName :: string(), - Verify :: verify_config_entry_function()) -> - {ok, Config :: list()} | {error, Reason :: term()}. -read_config_file(Dir, FileName, Verify) - when is_list(Dir) andalso is_list(FileName) andalso is_function(Verify) -> - (catch do_read_config_file(Dir, FileName, Verify)). +-spec append_config_file( + Dir :: string(), + FileName :: string(), + Order :: order_config_entry_function(), + Check :: check_config_entry_function(), + Write :: write_config_function(), + Entries :: [term()]) -> + ok | {error, term()}. + +append_config_file(Dir, FileName, Order, Check, Write, Entries) + when is_list(Dir), is_list(FileName), + is_function(Order), is_function(Check), is_function(Write), + is_list(Entries) -> + case file:open(filename:join(Dir, FileName), [read, write]) of + {ok, Fd} -> + append_config_file( + Dir, FileName, Order, Check, Write, Entries, Fd); + Error -> + Error + end. + +append_config_file(Dir, FileName, Order, Check, Write, Entries, Fd) -> + try + %% Verify the entries together with the file content + LinesInFileR = read_lines(Fd, [], 1), + StartLine = + case LinesInFileR of + [] -> + 1; + [{_, _, EndLine} | _] -> + EndLine + end, + LinesR = prepend_lines(LinesInFileR, Entries, StartLine), + SortedLines = sort_lines(lists:reverse(LinesR), Order), + _ = verify_lines(SortedLines, Check, undefined, []), + %% Append to the file + Write(Fd, Entries) + of + ok -> + close_config_file(Dir, FileName, Fd) + catch + Error -> + S = erlang:get_stacktrace(), + d("File append of ~s throwed: ~p~n ~p~n", + [FileName, Error, S]), + close_config_file(Dir, FileName, Fd), + Error; + C:E -> + S = erlang:get_stacktrace(), + d("File append of ~s exception: ~p:~p~n ~p~n", + [FileName,C,E,S]), + close_config_file(Dir, FileName, Fd), + {error, {failed_append, Dir, FileName, {C, E, S}}} + end. + +%% Fake line numbers, one per entry +prepend_lines(Lines, [], _) -> + Lines; +prepend_lines(Lines, [Entry | Entries], StartLine) -> + EndLine = StartLine + 1, + prepend_lines([{StartLine, Entry, EndLine} | Lines], Entries, EndLine). + + -do_read_config_file(Dir, FileName, Verify) -> +-spec read_config_file( + Dir :: string(), + FileName :: string(), + Order :: order_config_entry_function(), + Check :: check_config_entry_function()) -> + {ok, Config :: [Entry :: term()]} | + {error, Reason :: term()}. + +read_config_file(Dir, FileName, Order, Check) + when is_list(Dir), is_list(FileName), + is_function(Order), is_function(Check) -> case file:open(filename:join(Dir, FileName), [read]) of {ok, Fd} -> - Result = read_loop(Fd, [], Verify, 1), - file:close(Fd), - Result; + try + Lines = lists:reverse(read_lines(Fd, [], 1)), + SortedLines = sort_lines(Lines, Order), + {ok, verify_lines(SortedLines, Check, undefined, [])} + catch + Error -> + S = erlang:get_stacktrace(), + d("File read of ~s throwed: ~p~n ~p~n", + [FileName, Error, S]), + {error, Error}; + T:E -> + S = erlang:get_stacktrace(), + d("File read of ~s exception: ~p:~p~n ~p~n", + [FileName,T,E,S]), + {error, {failed_read, Dir, FileName, {T, E, S}}} + after + file:close(Fd) + end; {error, Reason} -> {error, {Reason, FileName}} end. -read_loop(Fd, Acc, Check, StartLine) -> - case read_term(Fd, StartLine) of +read_lines(Fd, Acc, StartLine) -> + case read_and_parse_term(Fd, StartLine) of {ok, Term, EndLine} -> - case (catch Check(Term)) of - ok -> - read_loop(Fd, [Term | Acc], Check, EndLine); - {error, Reason} -> - {error, {failed_check, StartLine, EndLine, Reason}}; - Error -> - {error, {failed_check, StartLine, EndLine, Error}} - end; - {error, EndLine, Error} -> - {error, {failed_reading, StartLine, EndLine, Error}}; - eof -> - {ok, lists:reverse(Acc)} + read_lines(Fd, [{StartLine, Term, EndLine}|Acc], EndLine); + {error, Error, EndLine} -> + throw({failed_reading, StartLine, EndLine, Error}); + {eof, _EndLine} -> + Acc end. - -read_term(Fd, StartLine) -> + +read_and_parse_term(Fd, StartLine) -> case io:request(Fd, {get_until, "", erl_scan, tokens, [StartLine]}) of {ok, Tokens, EndLine} -> case erl_parse:parse_term(Tokens) of {ok, Term} -> {ok, Term, EndLine}; {error, {Line, erl_parse, Error}} -> - {error, Line, {parse_error, Error}} + {error, {parse_error, Error}, Line} end; - {error, E, EndLine} -> - {error, EndLine, E}; - {eof, _EndLine} -> - eof; Other -> Other end. +sort_lines(Lines, Order) -> + lists:sort( + fun ({_, T1, _}, {_, T2, _}) -> + Order(T1, T2) + end, Lines). + +verify_lines([], _, _, Acc) -> + lists:reverse(Acc); +verify_lines( + [{StartLine, Term, EndLine}|Lines], Check, State, Acc) -> + try Check(Term, State) of + {Terms, NewState} when is_list(Terms) -> + verify_lines(Lines, Check, NewState, Terms ++ Acc); + {ok, NewState} -> + verify_lines(Lines, Check, NewState, [Term|Acc]); + {{ok, NewTerm}, NewState} -> + verify_lines(Lines, Check, NewState, [NewTerm|Acc]) + catch + {error, Reason} -> + throw({failed_check, StartLine, EndLine, Reason}); + C:R -> + S = erlang:get_stacktrace(), + throw({failed_check, StartLine, EndLine, {C, R, S}}) + end. + agent_snmp_mk_secret(Alg, Passwd, EngineID) -> snmp_usm:passwd2localized_key(Alg, Passwd, EngineID). @@ -2575,8 +2788,8 @@ ensure_started(App) -> %% ------------------------------------------------------------------------- -% d(F, A) -> -% i("DBG: " ++ F, A). +d(F, A) -> + i("DBG: " ++ F, A). i(F) -> i(F, []). diff --git a/lib/snmp/src/misc/snmp_log.erl b/lib/snmp/src/misc/snmp_log.erl index ae28df37fa..4b22281b89 100644 --- a/lib/snmp/src/misc/snmp_log.erl +++ b/lib/snmp/src/misc/snmp_log.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -23,7 +23,7 @@ -export([ create/4, create/5, create/6, open/1, open/2, change_size/2, close/1, sync/1, info/1, - log/4, + log/3, log/4, log_to_txt/6, log_to_txt/7, log_to_txt/8, log_to_io/5, log_to_io/6, log_to_io/7 ]). @@ -231,7 +231,20 @@ validate(Log, SeqNoReq) validate_seqno(PrevSN, SeqNo), {Timestamp, SeqNo}; - ({Timestamp, _Packet, _Addr, _Port}, {PrevTS, _PrevSN}) when SeqNoReq =:= true -> + ({Timestamp, SeqNo, _Packet, _AddrStr}, {PrevTS, PrevSN}) + when is_integer(SeqNo) -> + ?vtrace("validating log entry when" + "~n Timestamp: ~p" + "~n SeqNo: ~p" + "~n PrevTS: ~p" + "~n PrevSN: ~p", + [Timestamp, SeqNo, PrevTS, PrevSN]), + validate_timestamp(PrevTS, Timestamp), + validate_seqno(PrevSN, SeqNo), + {Timestamp, SeqNo}; + + ({Timestamp, _Packet, _Addr, _Port}, {PrevTS, _PrevSN}) + when SeqNoReq =:= true -> ?vtrace("validating log entry when" "~n Timestamp: ~p" "~n PrevTS: ~p", @@ -344,12 +357,20 @@ validate_loop(Error, _Log, _Write, _PrevTS, _PrevSN) -> %% log(Log, Packet, Addr, Port) %%----------------------------------------------------------------- -log(#snmp_log{id = Log, seqno = SeqNo}, Packet, Addr, Port) -> +log(#snmp_log{id = Log, seqno = SeqNo}, Packet, AddrStr) -> + ?vtrace( + "log -> entry with~n" + " Log: ~p~n" + " AddrStr: ~s", [Log, AddrStr]), + Entry = make_entry(SeqNo, Packet, AddrStr), + disk_log:alog(Log, Entry). + +log(#snmp_log{id = Log, seqno = SeqNo}, Packet, Ip, Port) -> ?vtrace("log -> entry with" "~n Log: ~p" - "~n Addr: ~p" - "~n Port: ~p", [Log, Addr, Port]), - Entry = make_entry(SeqNo, Packet, Addr, Port), + "~n Ip: ~p" + "~n Port: ~p", [Log, Ip, Port]), + Entry = make_entry(SeqNo, Packet, Ip, Port), %% io:format("log -> " %% "~n Entry: ~p" %% "~n Info: ~p" @@ -361,18 +382,35 @@ log(#snmp_log{id = Log, seqno = SeqNo}, Packet, Addr, Port) -> %% "~n", [Res, disk_log:info(Log)]), %% disk_log:sync(Log), Res. - -make_entry(SeqNoGen, Packet, Addr, Port) -> + +make_entry(SeqNoGen, Packet, AddrStr) + when is_integer(Packet); + is_tuple(AddrStr) -> + erlang:error(badarg, [SeqNoGen, Packet, AddrStr]); +make_entry(SeqNoGen, Packet, AddrStr) -> try next_seqno(SeqNoGen) of disabled -> - {timestamp(), Packet, Addr, Port}; - {ok, NextSeqNo} -> - {timestamp(), NextSeqNo, Packet, Addr, Port} + {timestamp(), Packet, AddrStr}; + {ok, NextSeqNo} when is_integer(NextSeqNo) -> + {timestamp(), NextSeqNo, Packet, AddrStr} catch _:_ -> - {timestamp(), Packet, Addr, Port} + {timestamp(), Packet, AddrStr} + end. + +make_entry(SeqNoGen, Packet, Ip, Port) when is_integer(Packet) -> + erlang:error(badarg, [SeqNoGen, Packet, Ip, Port]); +make_entry(SeqNoGen, Packet, Ip, Port) -> + try next_seqno(SeqNoGen) of + disabled -> + {timestamp(), Packet, Ip, Port}; + {ok, NextSeqNo} when is_integer(NextSeqNo) -> + {timestamp(), NextSeqNo, Packet, Ip, Port} + catch + _:_ -> + {timestamp(), Packet, Ip, Port} end. next_seqno({M, F, A}) -> @@ -674,60 +712,68 @@ format_msg(Entry, Mib, Start, Stop) -> end. %% This is an old-style entry, that never had the sequence-number -do_format_msg({Timestamp, Packet, {Addr, Port}}, Mib) -> - do_format_msg(Timestamp, Packet, Addr, Port, Mib); +do_format_msg({Timestamp, Packet, {Ip, Port}}, Mib) -> + do_format_msg(Timestamp, Packet, ipPort2Str(Ip, Port), Mib); +%% This is the format without sequence-number +do_format_msg({Timestamp, Packet, AddrStr}, Mib) -> + do_format_msg(Timestamp, Packet, AddrStr, Mib); +%% This is the format with sequence-number +do_format_msg({Timestamp, SeqNo, Packet, AddrStr}, Mib) + when is_integer(SeqNo) -> + do_format_msg(Timestamp, Packet, AddrStr, Mib); %% This is the format without sequence-number -do_format_msg({Timestamp, Packet, Addr, Port}, Mib) -> - do_format_msg(Timestamp, Packet, Addr, Port, Mib); +do_format_msg({Timestamp, Packet, Ip, Port}, Mib) -> + do_format_msg(Timestamp, Packet, ipPort2Str(Ip, Port), Mib); %% This is the format with sequence-number -do_format_msg({Timestamp, SeqNo, Packet, Addr, Port}, Mib) -> - do_format_msg(Timestamp, SeqNo, Packet, Addr, Port, Mib); +do_format_msg({Timestamp, SeqNo, Packet, Ip, Port}, Mib) -> + do_format_msg(Timestamp, SeqNo, Packet, ipPort2Str(Ip, Port), Mib); %% This is crap... do_format_msg(_, _) -> format_tab("** unknown entry in log file\n\n", []). -do_format_msg(TimeStamp, {V3Hdr, ScopedPdu}, Addr, Port, Mib) -> +do_format_msg(TimeStamp, {V3Hdr, ScopedPdu}, AddrStr, Mib) -> case (catch snmp_pdus:dec_scoped_pdu(ScopedPdu)) of ScopedPDU when is_record(ScopedPDU, scopedPdu) -> Msg = #message{version = 'version-3', vsn_hdr = V3Hdr, data = ScopedPDU}, - f(ts2str(TimeStamp), "", Msg, Addr, Port, Mib); + f(ts2str(TimeStamp), "", Msg, AddrStr, Mib); {'EXIT', Reason} -> - format_tab("** error in log file at ~s from ~p:~w ~p\n\n", - [ts2str(TimeStamp), ip(Addr), Port, Reason]) + format_tab( + "** error in log file at ~s from ~s ~p\n\n", + [ts2str(TimeStamp), AddrStr, Reason]) end; -do_format_msg(TimeStamp, Packet, Addr, Port, Mib) -> +do_format_msg(TimeStamp, Packet, AddrStr, Mib) -> case (catch snmp_pdus:dec_message(binary_to_list(Packet))) of Msg when is_record(Msg, message) -> - f(ts2str(TimeStamp), "", Msg, Addr, Port, Mib); + f(ts2str(TimeStamp), "", Msg, AddrStr, Mib); {'EXIT', Reason} -> format_tab("** error in log file ~p\n\n", [Reason]) end. -do_format_msg(TimeStamp, SeqNo, {V3Hdr, ScopedPdu}, Addr, Port, Mib) -> +do_format_msg(TimeStamp, SeqNo, {V3Hdr, ScopedPdu}, AddrStr, Mib) -> case (catch snmp_pdus:dec_scoped_pdu(ScopedPdu)) of ScopedPDU when is_record(ScopedPDU, scopedPdu) -> Msg = #message{version = 'version-3', vsn_hdr = V3Hdr, data = ScopedPDU}, - f(ts2str(TimeStamp), sn2str(SeqNo), Msg, Addr, Port, Mib); + f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib); {'EXIT', Reason} -> - format_tab("** error in log file at ~s from ~p:~w ~p\n\n", - [ts2str(TimeStamp), sn2str(SeqNo), - ip(Addr), Port, Reason]) + format_tab( + "** error in log file at ~s from ~s ~p\n\n", + [ts2str(TimeStamp), sn2str(SeqNo), AddrStr, Reason]) end; -do_format_msg(TimeStamp, SeqNo, Packet, Addr, Port, Mib) -> +do_format_msg(TimeStamp, SeqNo, Packet, AddrStr, Mib) -> case (catch snmp_pdus:dec_message(binary_to_list(Packet))) of Msg when is_record(Msg, message) -> - f(ts2str(TimeStamp), sn2str(SeqNo), Msg, Addr, Port, Mib); + f(ts2str(TimeStamp), sn2str(SeqNo), Msg, AddrStr, Mib); {'EXIT', Reason} -> - format_tab("** error in log file ~s from ~p:~w ~p\n\n", - [ts2str(TimeStamp), sn2str(SeqNo), - ip(Addr), Port, Reason]) + format_tab( + "** error in log file ~s from ~s ~p\n\n", + [ts2str(TimeStamp), sn2str(SeqNo), AddrStr, Reason]) end. @@ -771,44 +817,71 @@ do_format_msg(TimeStamp, SeqNo, Packet, Addr, Port, Mib) -> f(TimeStamp, SeqNo, #message{version = Vsn, vsn_hdr = VsnHdr, data = Data}, - Addr, Port, Mib) -> + AddrStr, Mib) -> Str = format_pdu(Data, Mib), HdrStr = format_header(Vsn, VsnHdr), - case get_type(Data) of - trappdu -> - f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); - 'snmpv2-trap' -> - f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); - 'inform-request' -> - f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); - 'get-response' -> - f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); - report -> - f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); - _ -> - f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) - end. + Class = + case get_type(Data) of + trappdu -> + trap; + 'snmpv2-trap' -> + trap; + 'inform-request' -> + inform; + 'get-response' -> + response; + report -> + report; + _ -> + request + end, + format_tab( + "~w ~s - ~s [~s]~s ~w\n~s", + [Class, AddrStr, HdrStr, TimeStamp, SeqNo, Vsn, Str]). + +%% f(TimeStamp, SeqNo, +%% #message{version = Vsn, vsn_hdr = VsnHdr, data = Data}, +%% Addr, Port, Mib) -> +%% Str = format_pdu(Data, Mib), +%% HdrStr = format_header(Vsn, VsnHdr), +%% case get_type(Data) of +%% trappdu -> +%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); +%% 'snmpv2-trap' -> +%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); +%% 'inform-request' -> +%% f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); +%% 'get-response' -> +%% f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); +%% report -> +%% f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port); +%% _ -> +%% f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) +%% end. -f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> - format_tab("request ~s:~w - ~s [~s]~s ~w\n~s", - [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +%% f_request(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> +%% format_tab("request ~s:~w - ~s [~s]~s ~w\n~s", +%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). -f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> - format_tab("response ~s:~w - ~s [~s]~s ~w\n~s", - [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +%% f_response(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> +%% format_tab("response ~s:~w - ~s [~s]~s ~w\n~s", +%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). -f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> - format_tab("report ~s:~w - ~s [~s]~s ~w\n~s", - [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +%% f_report(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> +%% format_tab("report ~s:~w - ~s [~s]~s ~w\n~s", +%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). -f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> - format_tab("trap ~s:~w - ~s [~s]~s ~w\n~s", - [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +%% f_trap(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> +%% format_tab("trap ~s:~w - ~s [~s]~s ~w\n~s", +%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). -f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> - format_tab("inform ~s:~w - ~s [~s]~s ~w\n~s", - [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +%% f_inform(TimeStamp, SeqNo, Vsn, HdrStr, Str, Addr, Port) -> +%% format_tab("inform ~s:~w - ~s [~s]~s ~w\n~s", +%% [ip(Addr), Port, HdrStr, TimeStamp, SeqNo, Vsn, Str]). +ipPort2Str(Ip, Port) -> + snmp_conf:mk_addr_string({Ip, Port}). + %% io_lib:format("~s:~w", [ip(Ip), Port]). %% Convert a timestamp 2-tupple to a printable string %% @@ -909,8 +982,10 @@ get_type(#pdu{type = Type}) -> Type. -ip({A,B,C,D}) -> - io_lib:format("~w.~w.~w.~w", [A,B,C,D]). +%% ip(Domain, Addr) -> +%% snmp_conf:mk_addr_string(Domain, Addr). +%% ip({A,B,C,D}) -> +%% io_lib:format("~w.~w.~w.~w", [A,B,C,D]). diff --git a/lib/snmp/src/misc/snmp_pdus.erl b/lib/snmp/src/misc/snmp_pdus.erl index 15156f7467..90fa4c0dea 100644 --- a/lib/snmp/src/misc/snmp_pdus.erl +++ b/lib/snmp/src/misc/snmp_pdus.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -174,7 +174,7 @@ dec_pdu_tag(168) -> dec_pdu([164 | Bytes]) -> % It's a trap Bytes2 = get_data_bytes(Bytes), {Enterprise, Rest1} = dec_oid_tag(Bytes2), - {{'IpAddress', AgentAddr}, Rest2} = dec_value(Rest1), + {{'IpAddress', [_, _, _, _] = AgentAddr}, Rest2} = dec_value(Rest1), {GenericTrap, Rest3} = dec_int_tag(Rest2), {SpecificTrap, Rest4} = dec_int_tag(Rest3), {{'TimeTicks', TimeStamp}, VBBytes} = dec_value(Rest4), @@ -664,7 +664,9 @@ enc_value('BITS', Val) -> enc_oct_str_tag(bits_to_str(Val)); enc_value('OBJECT IDENTIFIER', Val) -> enc_oid_tag(Val); -enc_value('IpAddress', Val) -> +enc_value('IpAddress', {A, B, C, D}) -> + enc_value('IpAddress', [A,B,C,D]); +enc_value('IpAddress', Val) when is_list(Val) -> Bytes2 = enc_oct_str_notag(Val), Len2 = elength(length(Bytes2)), lists:append([64 | Len2],Bytes2); |