From e5228853fd16f9817bc26a82730c697fc0ecdf34 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Erland=20Sch=C3=B6nbeck?= Date: Fri, 24 Apr 2015 12:56:39 +0200 Subject: snmp: Change to random use crypto. Remove use of erlang:now --- lib/snmp/src/agent/snmp_shadow_table.erl | 9 +- lib/snmp/src/agent/snmp_standard_mib.erl | 7 +- lib/snmp/src/agent/snmp_target_mib.erl | 16 +-- lib/snmp/src/agent/snmp_user_based_sm_mib.erl | 31 +---- lib/snmp/src/agent/snmp_view_based_acm_mib.erl | 8 +- lib/snmp/src/agent/snmpa_mpd.erl | 21 +--- lib/snmp/src/agent/snmpa_net_if.erl | 21 +--- lib/snmp/src/agent/snmpa_usm.erl | 12 +- lib/snmp/src/agent/snmpa_vacm.erl | 9 +- lib/snmp/src/manager/snmpm_mpd.erl | 18 +-- lib/snmp/src/manager/snmpm_net_if.erl | 138 +--------------------- lib/snmp/src/manager/snmpm_server.erl | 152 ++----------------------- lib/snmp/src/misc/snmp_misc.erl | 23 +--- 13 files changed, 58 insertions(+), 407 deletions(-) (limited to 'lib/snmp/src') diff --git a/lib/snmp/src/agent/snmp_shadow_table.erl b/lib/snmp/src/agent/snmp_shadow_table.erl index 34543d542b..c4704e201b 100644 --- a/lib/snmp/src/agent/snmp_shadow_table.erl +++ b/lib/snmp/src/agent/snmp_shadow_table.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2009. All Rights Reserved. +%% Copyright Ericsson AB 1996-2015. 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 @@ -76,7 +76,7 @@ delete_time_stamp_table() -> end. update(Name, UpdateFunc, Interval) -> - CurrentTime = get_time(), + CurrentTime = snmp_misc:now(ms), case mnesia:dirty_read({time_stamp, Name}) of [#time_stamp{data = Expire}] when CurrentTime =< Expire -> ok; _ -> @@ -117,9 +117,6 @@ table_func(Op, RowIndex, Cols, update(Name, UpdateFunc, Interval), snmp_generic:table_func(Op, RowIndex, Cols, {Name, mnesia}). -get_time() -> - {M,S,U} = erlang:now(), - 1000000000 * M + 1000 * S + (U div 1000). %%----------------------------------------------------------------- %% Urrk. @@ -183,5 +180,3 @@ delete_table(Tab) -> error_msg(F, A) -> ?snmpa_error(F, A). - - diff --git a/lib/snmp/src/agent/snmp_standard_mib.erl b/lib/snmp/src/agent/snmp_standard_mib.erl index aace3fd413..53f733ae4e 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 1996-2014. All Rights Reserved. +%% Copyright Ericsson AB 1996-2015. 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 @@ -546,8 +546,9 @@ dummy(_Op) -> ok. %%----------------------------------------------------------------- snmp_set_serial_no(new) -> snmp_generic:variable_func(new, {snmpSetSerialNo, volatile}), - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), Val = random:uniform(2147483648) - 1, snmp_generic:variable_func(set, Val, {snmpSetSerialNo, volatile}); diff --git a/lib/snmp/src/agent/snmp_target_mib.erl b/lib/snmp/src/agent/snmp_target_mib.erl index ef9503cda8..f66c54849f 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 1998-2014. All Rights Reserved. +%% Copyright Ericsson AB 1998-2015. 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 @@ -346,13 +346,6 @@ check_target_params(X) -> error({invalid_target_params, X}). - -%% maybe_create_table(Name) -> -%% case snmpa_local_db:table_exists(db(Name)) of -%% true -> ok; -%% _ -> snmpa_local_db:table_create(db(Name)) -%% end. - init_tabs(Addrs, Params) -> ?vdebug("create target address table",[]), AddrDB = db(snmpTargetAddrTable), @@ -679,8 +672,9 @@ snmpTargetSpinLock(print) -> snmpTargetSpinLock(new) -> snmp_generic:variable_func(new, {snmpTargetSpinLock, volatile}), - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), Val = random:uniform(2147483648) - 1, snmp_generic:variable_func(set, Val, {snmpTargetSpinLock, volatile}); @@ -1080,5 +1074,3 @@ error(Reason) -> config_err(F, A) -> snmpa_error:config_err("[TARGET-MIB]: " ++ F, A). - - 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 69dce337ba..ce6dc21435 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 1999-2014. All Rights Reserved. +%% Copyright Ericsson AB 1999-2015. 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 @@ -439,8 +439,9 @@ usmUserSpinLock(print) -> usmUserSpinLock(new) -> snmp_generic:variable_func(new, {usmUserSpinLock, volatile}), - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), Val = random:uniform(2147483648) - 1, snmp_generic:variable_func(set, Val, {usmUserSpinLock, volatile}); @@ -1191,29 +1192,7 @@ extract_new_key(Hash, OldKey, KeyChange) -> -define(i8(Int), Int band 255). mk_random(Len) when Len =< 20 -> - %% Use of yield(): - %% This will either schedule another process, or fail and invoke - %% the error_handler (in old versions). In either case, it is - %% safe to assume that now, reductions and garbage_collection have - %% changed in a non-deterministically way. - {_,_,A} = erlang:now(), - catch erlang:yield(), - {_,_,B} = erlang:now(), - catch erlang:yield(), - {_,_,C} = erlang:now(), - {D,_} = erlang:statistics(reductions), - {E,_} = erlang:statistics(runtime), - {F,_} = erlang:statistics(wall_clock), - {G,H,_} = erlang:statistics(garbage_collection), - catch erlang:yield(), - {_,_,C2} = erlang:now(), - {D2,_} = erlang:statistics(reductions), - {_,H2,_} = erlang:statistics(garbage_collection), - %% X(N) means we can use N bits from variable X: - %% A(16) B(16) C(16) D(16) E(8) F(16) G(8) H(16) - Rnd20 = [?i16(A),?i16(B),?i16(C),?i16(D),?i8(E),?i16(F), - ?i8(G),?i16(H),?i16(C2),?i16(D2),?i16(H2)], - lists:sublist(Rnd20, Len). + binary_to_list(crypto:strong_rand_bytes(Len)). split(0, Rest, FirstRev) -> {lists:reverse(FirstRev), Rest}; 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 722bd7ac5b..28e2bdbb96 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 1999-2014. All Rights Reserved. +%% Copyright Ericsson AB 1999-2015. 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 @@ -845,8 +845,9 @@ vacmViewSpinLock(print) -> vacmViewSpinLock(new) -> snmp_generic:variable_func(new, volatile_db(vacmViewSpinLock)), - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), Val = random:uniform(2147483648) - 1, snmp_generic:variable_func(set, Val, volatile_db(vacmViewSpinLock)); @@ -1133,4 +1134,3 @@ error(Reason) -> config_err(F, A) -> snmpa_error:config_err("[VIEW-BASED-ACM-MIB]: " ++ F, A). - diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl index 642b1f7fc5..24007a4e63 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 1997-2014. All Rights Reserved. +%% Copyright Ericsson AB 1997-2015. 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 @@ -75,8 +75,9 @@ init(Vsns) -> ?vlog("init -> entry with" "~n Vsns: ~p", [Vsns]), - {A,B,C} = erlang:now(), - random:seed(A,B,C), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), ets:insert(snmp_agent_table, {msg_id, random:uniform(2147483647)}), ets:insert(snmp_agent_table, {req_id, random:uniform(2147483647)}), init_counters(), @@ -771,21 +772,7 @@ generate_v3_report_msg(MsgID, MsgSecurityModel, Data, LocalEngineID, ContextEngineID, ContextName, SecData}, LocalEngineID, Log). -%% req_id(#scopedPdu{data = #pdu{request_id = ReqId}}) -> -%% ?vtrace("Report ReqId: ~p",[ReqId]), -%% ReqId; -%% req_id(_) -> -%% 0. % RFC2572, 7.1.3.c.4 - -%% maybe_generate_discovery1_report_msg() -> -%% case (catch DiscoveryHandler:handle_discovery1(Ip, Udp, EngineId)) of -%% {ok, Entry} when is_record(Entry, snmp_discovery_data1) -> -%% ok; -%% ignore -> -%% ok; -%% {error, Reason} -> - %% Response to stage 1 discovery message (terminating, i.e. from the manager) generate_discovery1_report_msg(MsgID, MsgSecurityModel, SecName, SecLevel, diff --git a/lib/snmp/src/agent/snmpa_net_if.erl b/lib/snmp/src/agent/snmpa_net_if.erl index 840d56d563..c05a85c07a 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 2004-2014. All Rights Reserved. +%% Copyright Ericsson AB 2004-2015. 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 @@ -674,7 +674,7 @@ handle_recv( #state{mpd_state = MpdState, note_store = NS, log = Log} = S, #transport{socket = Socket} = Transport, From, Packet) -> - put(n1, erlang:now()), + put(n1, erlang:monotonic_time(micro_seconds)), LogF = fun(Type, Data) -> log(Log, Type, Data, From) @@ -1379,15 +1379,7 @@ do_close_log(_) -> %%% DEBUG FUNCTIONS %%%----------------------------------------------------------------- time_in_agent() -> - subtr(erlang:now(), get(n1)). - -subtr({X1,Y1,Z1}, {X1,Y1,Z2}) -> - Z1 - Z2; -subtr({X1,Y1,Z1}, {X1,Y2,Z2}) -> - ((Y1-Y2) * 1000000) + (Z1 - Z2); -subtr({X1,Y1,Z1}, {X2,Y2,Z2}) -> - ((X1 - X2) * 1000000000000) + ((Y1 - Y2) * 1000000) + (Z1 - Z2). - + erlang:monotonic_time(micro_seconds) - get(n1). %% ---------------------------------------------------------------- @@ -1637,10 +1629,3 @@ get_port_info(Id) -> %% ---------------------------------------------------------------- - -% i(F) -> -% i(F, []). - -% i(F, A) -> -% io:format("~p: " ++ F ++ "~n", [?MODULE|A]). - diff --git a/lib/snmp/src/agent/snmpa_usm.erl b/lib/snmp/src/agent/snmpa_usm.erl index 719ea4e356..c571e50517 100644 --- a/lib/snmp/src/agent/snmpa_usm.erl +++ b/lib/snmp/src/agent/snmpa_usm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2013. All Rights Reserved. +%% Copyright Ericsson AB 1999-2015. 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 @@ -645,8 +645,9 @@ get_des_salt() -> ets:insert(snmp_agent_table, {usm_des_salt, 0}), 0; _ -> % it doesn't exist, initialize - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), R = random:uniform(4294967295), ets:insert(snmp_agent_table, {usm_des_salt, R}), R @@ -677,8 +678,9 @@ get_aes_salt() -> ets:insert(snmp_agent_table, {usm_aes_salt, 0}), 0; _ -> % it doesn't exist, initialize - {A1,A2,A3} = erlang:now(), - random:seed(A1,A2,A3), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), R = random:uniform(36893488147419103231), ets:insert(snmp_agent_table, {usm_aes_salt, R}), R diff --git a/lib/snmp/src/agent/snmpa_vacm.erl b/lib/snmp/src/agent/snmpa_vacm.erl index dadcf32543..281b2bd34a 100644 --- a/lib/snmp/src/agent/snmpa_vacm.erl +++ b/lib/snmp/src/agent/snmpa_vacm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2012. All Rights Reserved. +%% Copyright Ericsson AB 1999-2015. 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 @@ -305,8 +305,8 @@ dump_table() -> %% time dumping the table. unique_table_name(Pre) -> %% We want something that is guaranteed to be unique, - %% therefor we use erlang:now() instead of os:timestamp() - unique_table_name(Pre, erlang:now()). + %% therefor we use erlang:timestamp() instead of os:timestamp() + unique_table_name(Pre, erlang:timestamp()). unique_table_name(Pre, {_A, _B, C} = Now) -> {Date, Time} = calendar:now_to_datetime(Now), @@ -445,6 +445,3 @@ gc_tab(Oid) -> user_err(F, A) -> snmpa_error:user_err(F, A). - -% config_err(F, A) -> -% snmpa_error:config_err(F, A). diff --git a/lib/snmp/src/manager/snmpm_mpd.erl b/lib/snmp/src/manager/snmpm_mpd.erl index f8a7441c0a..5fc9d3655c 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 2004-2014. All Rights Reserved. +%% Copyright Ericsson AB 2004-2015. 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 @@ -67,8 +67,9 @@ %%%----------------------------------------------------------------- init(Vsns) -> ?vdebug("init -> entry with ~p", [Vsns]), - {A,B,C} = erlang:now(), - random:seed(A,B,C), + random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer()), snmpm_config:cre_counter(msg_id, random:uniform(2147483647)), snmpm_config:cre_counter(req_id, random:uniform(2147483647)), init_counters(), @@ -896,17 +897,6 @@ get_agent_engine_id(Name) -> 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} -> -% Id; -% _Error -> -% "" -% end. - %%----------------------------------------------------------------- %% Sequence number (msg-id & req-id) functions diff --git a/lib/snmp/src/manager/snmpm_net_if.erl b/lib/snmp/src/manager/snmpm_net_if.erl index b4cc165d2e..5186db64ec 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 2004-2014. All Rights Reserved. +%% Copyright Ericsson AB 2004-2015. 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 @@ -489,11 +489,6 @@ handle_call({verbosity, Verbosity}, _From, State) -> 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)), @@ -816,7 +811,7 @@ handle_inform_request( ok; [] -> RePdu = make_response_pdu(Pdu), - Expire = t() + To, + Expire = snmp_misc:now(ms) + To, Rec = {Key, Expire, {Vsn, ACM, RePdu}}, ets:insert(snmpm_inform_request_table, Rec) end. @@ -876,7 +871,7 @@ maybe_send_inform_response( 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()), + do_irgc(ets:first(snmpm_inform_request_table), snmp_misc:now(ms)), ets:safe_fixtable(snmpm_inform_request_table, false), State#state{irgc = irgc_start(IRB)}. @@ -1023,110 +1018,6 @@ 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 @@ -1255,13 +1146,6 @@ maybe_process_extra_info(_ExtraInfo) -> ok. -%% ------------------------------------------------------------------- - -t() -> - {A,B,C} = erlang:now(), - A*1000000000+B*1000+(C div 1000). - - %% ------------------------------------------------------------------- %% info_msg(F, A) -> @@ -1301,8 +1185,6 @@ proc_mem(P) when is_pid(P) -> _ -> undefined end. -%% proc_mem(_) -> -%% undefined. get_port_info(Id) -> @@ -1382,20 +1264,6 @@ counters() -> 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. - %% ---------------------------------------------------------------- diff --git a/lib/snmp/src/manager/snmpm_server.erl b/lib/snmp/src/manager/snmpm_server.erl index a75122d0bb..3a37174d9e 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 2004-2014. All Rights Reserved. +%% Copyright Ericsson AB 2004-2015. 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 @@ -467,27 +467,6 @@ cancel_async_request(UserId, ReqId) -> call({cancel_async_request, UserId, ReqId}). -%% discovery(UserId, BAddr) -> -%% discovery(UserId, BAddr, ?SNMP_AGENT_PORT, [], -%% ?DEFAULT_ASYNC_EXPIRE, ?EXTRA_INFO). - -%% discovery(UserId, BAddr, Config) when is_list(Config) -> -%% discovery(UserId, BAddr, ?SNMP_AGENT_PORT, Config, -%% ?DEFAULT_ASYNC_EXPIRE, ?EXTRA_INFO); - -%% discovery(UserId, BAddr, Expire) when is_integer(Expire) -> -%% discovery(UserId, BAddr, ?SNMP_AGENT_PORT, [], Expire, ?EXTRA_INFO). - -%% discovery(UserId, BAddr, Config, Expire) -> -%% discovery(UserId, BAddr, ?SNMP_AGENT_PORT, Config, Expire, ?EXTRA_INFO). - -%% discovery(UserId, BAddr, Port, Config, Expire) -> -%% discovery(UserId, BAddr, Port, Config, Expire, ?EXTRA_INFO). - -%% discovery(UserId, BAddr, Port, Config, Expire, ExtraInfo) -> -%% call({discovery, self(), UserId, BAddr, Port, Config, Expire, ExtraInfo}). - - verbosity(Verbosity) -> case ?vvalidate(Verbosity) of Verbosity -> @@ -927,14 +906,6 @@ handle_call({cancel_async_request, UserId, ReqId}, _From, State) -> {reply, Reply, State}; -%% handle_call({discovery, Pid, UserId, BAddr, Port, Config, Expire, ExtraInfo}, -%% _From, State) -> -%% ?vlog("received discovery request", []), -%% Reply = (catch handle_discovery(Pid, UserId, BAddr, Port, Config, -%% Expire, ExtraInfo, State)), -%% {reply, Reply, State}; - - handle_call({load_mib, Mib}, _From, State) -> ?vlog("received load_mib request", []), case snmpm_config:load_mib(Mib) of @@ -988,13 +959,6 @@ handle_call(is_started, _From, State) -> IsStarted = is_started(State), {reply, IsStarted, State}; -%% handle_call({system_info_updated, Target, What}, _From, State) -> -%% ?vlog("received system_info_updated request: " -%% "~n Target: ~p" -%% "~n What: ~p", [Target, What]), -%% Reply = handle_system_info_updated(State, Target, What), -%% {reply, Reply, State}; - handle_call(get_log_type, _From, State) -> ?vlog("received get_log_type request", []), Reply = handle_get_log_type(State), @@ -1042,11 +1006,6 @@ handle_info({snmp_error, ReqId, Reason, Domain, Addr}, State) -> handle_snmp_error(Domain, Addr, ReqId, Reason, State), {noreply, State}; -%% handle_info({snmp_error, ReqId, Pdu, Reason, Addr, Port}, State) -> -%% ?vlog("received snmp_error message", []), -%% handle_snmp_error(Pdu, ReqId, Reason, Addr, Port, State), -%% {noreply, State}; - handle_info({snmp_pdu, Pdu, Domain, Addr}, State) -> ?vlog("received snmp_pdu message", []), @@ -1411,7 +1370,7 @@ handle_async_get(Pid, UserId, TargetName, Oids, SendOpts, State) -> address = Addr, type = get, data = MsgData, - expire = t() + Expire}, + expire = snmp_misc:now(ms) + Expire}, ets:insert(snmpm_request_table, Req), gct_activate(State#state.gct), @@ -1460,7 +1419,7 @@ handle_async_get_next(Pid, UserId, TargetName, Oids, SendOpts, State) -> address = Addr, type = get_next, data = MsgData, - expire = t() + Expire}, + expire = snmp_misc:now(ms) + Expire}, ets:insert(snmpm_request_table, Req), gct_activate(State#state.gct), @@ -1516,7 +1475,7 @@ handle_async_get_bulk(Pid, address = Addr, type = get_bulk, data = MsgData, - expire = t() + Expire}, + expire = snmp_misc:now(ms) + Expire}, ets:insert(snmpm_request_table, Req), gct_activate(State#state.gct), {ok, ReqId}; @@ -1564,7 +1523,7 @@ handle_async_set(Pid, UserId, TargetName, VarsAndVals, SendOpts, State) -> address = Addr, type = set, data = MsgData, - expire = t() + Expire}, + expire = snmp_misc:now(ms) + Expire}, ets:insert(snmpm_request_table, Req), gct_activate(State#state.gct), @@ -1600,18 +1559,6 @@ handle_cancel_async_request(UserId, ReqId, _State) -> ?vlog("handle_cancel_async_request -> not found", []), {error, not_found} end. - - -%% handle_system_info_updated(#state{net_if = Pid, net_if_mod = Mod} = _State, -%% net_if = _Target, What) -> -%% case (catch Mod:system_info_updated(Pid, What)) of -%% {'EXIT', _} -> -%% {error, not_supported}; -%% Else -> -%% Else -%% end; -%% handle_system_info_updated(_State, Target, What) -> -%% {error, {bad_target, Target, What}}. handle_get_log_type(#state{net_if = Pid, net_if_mod = Mod}) -> case (catch Mod:get_log_type(Pid)) of @@ -1629,47 +1576,6 @@ handle_set_log_type(#state{net_if = Pid, net_if_mod = Mod}, NewType) -> Else end. - -%% handle_discovery(Pid, UserId, BAddr, Port, Config, Expire, ExtraInfo, State) -> -%% ?vtrace("handle_discovery -> entry with" -%% "~n Pid: ~p" -%% "~n UserId: ~p" -%% "~n BAddr: ~p" -%% "~n Port: ~p" -%% "~n Config: ~p" -%% "~n Expire: ~p", -%% [Pid, UserId, BAddr, Port, Config, Expire]), -%% case agent_data(default, default, "", Config) of -%% {ok, Addr, Port, Vsn, MsgData} -> -%% ?vtrace("handle_discovery -> send a ~p disco message", [Vsn]), -%% ReqId = send_discovery(Vsn, MsgData, BAddr, Port, ExtraInfo, -%% State), -%% ?vdebug("handle_discovery -> ReqId: ~p", [ReqId]), -%% MonRef = erlang:monitor(process, Pid), -%% ?vtrace("handle_discovery -> MonRef: ~p", [MonRef]), -%% Req = #request{id = ReqId, -%% user_id = UserId, -%% target = TargetName, -%% addr = BAddr, -%% port = Port, -%% type = get, -%% data = MsgData, -%% mon = MonRef, -%% discovery = true, -%% expire = t() + Expire}, -%% ets:insert(snmpm_request_table, Req), -%% gct_activate(State#state.gct), -%% {ok, ReqId}; - -%% Error -> -%% ?vinfo("failed retrieving agent data for discovery (get):" -%% "~n BAddr: ~p" -%% "~n Port: ~p" -%% "~n Error: ~p", [BAddr, Port, Error]), -%% Error -%% end. - - handle_sync_timeout(ReqId, From, State) -> ?vtrace("handle_sync_timeout -> entry with" "~n ReqId: ~p" @@ -1693,7 +1599,7 @@ handle_sync_timeout(ReqId, From, State) -> Req = Req0#request{ref = undefined, mon = undefined, from = undefined, - expire = t()}, + expire = snmp_misc:now(ms)}, ets:insert(snmpm_request_table, Req), gct_activate(State#state.gct), ok; @@ -3024,7 +2930,7 @@ cancel_timer(Ref) -> handle_gc(GCT) -> ets:safe_fixtable(snmpm_request_table, true), - case do_gc(ets:first(snmpm_request_table), t()) of + case do_gc(ets:first(snmpm_request_table), snmp_misc:now(ms)) of 0 -> gct_deactivate(GCT); _ -> @@ -3098,23 +3004,11 @@ send_set_request(VarsAndVals, Vsn, MsgData, Domain, Addr, ExtraInfo, Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Domain, Addr, ExtraInfo), Pdu#pdu.request_id. -%% send_discovery(Vsn, MsgData, Addr, Port, ExtraInfo, -%% #state{net_if = NetIf, -%% net_if_mod = Mod}) -> -%% Pdu = make_discovery_pdu(), -%% Mod:send_pdu(NetIf, Pdu, Vsn, MsgData, Addr, Port, ExtraInfo), -%% Pdu#pdu.request_id. - - %%---------------------------------------------------------------------- %% %%---------------------------------------------------------------------- -%% make_discovery_pdu() -> -%% Oids = [?sysObjectID_instance, ?sysDescr_instance, ?sysUpTime_instance], -%% make_pdu_impl(get, Oids). - make_pdu(set, VarsAndVals, MiniMIB) -> VBs = [var_and_value_to_varbind(VAV, MiniMIB) || VAV <- VarsAndVals], make_pdu_impl(set, VBs); @@ -3397,7 +3291,7 @@ gct_init(#gct{parent = Parent, timeout = Timeout} = State) -> gct(State, Timeout). gct(#gct{parent = Parent, state = active} = State, Timeout) -> - T = t(), + T = snmp_misc:now(ms), receive {stop, Parent} -> ok; @@ -3455,7 +3349,7 @@ gct(#gct{parent = Parent, state = idle} = State, Timeout) -> end. new_timeout(T1, T2) -> - case T1 - (t() - T2) of + case T1 - (snmp_misc:now(ms) - T2) of T when (T > 0) -> T; _ -> @@ -3475,11 +3369,6 @@ maybe_demonitor(undefined) -> maybe_demonitor(MonRef) -> erlang:demonitor(MonRef). -%% Time in milli seconds -t() -> - {A,B,C} = erlang:now(), - A*1000000000+B*1000+(C div 1000). - mk_target_name(Domain, Addr, Config) -> snmpm_config:mk_target_name(Domain, Addr, Config). @@ -3518,12 +3407,6 @@ call(Req) -> call(Req, To) -> gen_server:call(?SERVER, Req, To). -%% cast(Msg) -> -%% gen_server:cast(?SERVER, Msg). - -%% info_msg(F, A) -> -%% ?snmpm_info("Server: " ++ F, A). - warning_msg(F, A) -> ?snmpm_warning("Server: " ++ F, A). @@ -3599,20 +3482,3 @@ note_store_info(Pid) -> %%---------------------------------------------------------------------- - - -%%---------------------------------------------------------------------- -%% Debug -%%---------------------------------------------------------------------- - -% sz(L) when is_list(L) -> -% length(lists:flatten(L)); -% sz(B) when is_binary(B) -> -% size(B). - -%% p(F) -> -%% p(F, []). - -%% p(F, A) -> -%% io:format("~w:" ++ F ++ "~n", [?MODULE | A]). - diff --git a/lib/snmp/src/misc/snmp_misc.erl b/lib/snmp/src/misc/snmp_misc.erl index c36cee2a53..cc438977c9 100644 --- a/lib/snmp/src/misc/snmp_misc.erl +++ b/lib/snmp/src/misc/snmp_misc.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2015. 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 @@ -101,21 +101,14 @@ sleep(Time) -> %% Returns time in ms = sec/1000 % now() -> now(ms). now(ms) -> - Now = erlang:now(), - element(1,Now)*1000000000+ - element(2,Now)*1000+ - (element(3,Now) div 1000); + erlang:monotonic_time(milli_seconds); + %% Returns time in cs = sec/100 now(cs) -> - Now = erlang:now(), - element(1,Now)*100000000+ - element(2,Now)*100+ - (element(3,Now) div 10000); + erlang:monotonic_time(100); + now(sec) -> - Now = erlang:now(), - element(1,Now)*1000000+ - element(2,Now)+ - (element(3,Now) div 1000000). + erlang:monotonic_time(seconds). is_crypto_supported(Alg) -> @@ -479,7 +472,3 @@ format_val('OBJECT IDENTIFIER', _, Val, MiniMib) -> io_lib:format("~w", [NVal]); format_val(_, _, Val, _MiniMib) -> io_lib:format("~p", [Val]). - - - - -- cgit v1.2.3