diff options
Diffstat (limited to 'lib/snmp/src')
-rw-r--r-- | lib/snmp/src/agent/snmpa_mpd.erl | 57 | ||||
-rw-r--r-- | lib/snmp/src/agent/snmpa_net_if.erl | 262 | ||||
-rw-r--r-- | lib/snmp/src/agent/snmpa_net_if_filter.erl | 25 | ||||
-rw-r--r-- | lib/snmp/src/agent/snmpa_network_interface_filter.erl | 17 | ||||
-rw-r--r-- | lib/snmp/src/manager/snmpm_config.erl | 6 | ||||
-rw-r--r-- | lib/snmp/src/manager/snmpm_net_if.erl | 2 | ||||
-rw-r--r-- | lib/snmp/src/manager/snmpm_net_if_mt.erl | 2 | ||||
-rw-r--r-- | lib/snmp/src/misc/snmp_conf.erl | 6 |
8 files changed, 205 insertions, 172 deletions
diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl index c189a4eae2..3caed27c42 100644 --- a/lib/snmp/src/agent/snmpa_mpd.erl +++ b/lib/snmp/src/agent/snmpa_mpd.erl @@ -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]), @@ -184,7 +192,7 @@ discarded_pdu(Variable) -> inc(Variable). %% Handles a Community based message (v1 or v2c). %%----------------------------------------------------------------- v1_v2c_proc( - Vsn, NoteStore, Community, Domain, Address, + Vsn, NoteStore, Community, {Domain, Address}, LocalEngineID, Data, HS, Log, Packet) -> try snmp_conf:mk_tdomain(Domain) of TDomain -> @@ -263,8 +271,7 @@ 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); @@ -1182,6 +1189,9 @@ 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]). @@ -1288,6 +1298,9 @@ 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 dac172ea11..59d88517c9 100644 --- a/lib/snmp/src/agent/snmpa_net_if.erl +++ b/lib/snmp/src/agent/snmpa_net_if.erl @@ -257,6 +257,9 @@ create_filter(BadOpts) -> throw({error, {bad_filter_opts, BadOpts}}). +log(LogTypes, Req, Packet, {Domain, Address}) -> + log(LogTypes, Req, Packet, Domain, Address). + log({_, []}, _, _, _, _) -> ok; log({Log, Types}, 'set-request', Packet, Domain, Address) -> @@ -297,8 +300,8 @@ loop(S) -> receive {udp, _UdpId, Ip, Port, Packet} -> ?vlog("got paket from ~w:~w",[Ip,Port]), - {Domain, Address} = snmp_conf:fix_domain_address(Ip, Port), - NewS = maybe_handle_recv(S, Domain, Address, Packet), + From = snmp_conf:ip_port_to_domaddr(Ip, Port), + NewS = maybe_handle_recv(S, From, Packet), loop(NewS); {info, ReplyRef, Pid} -> @@ -307,47 +310,55 @@ 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, []} -> ?vlog("reply pdu: " "~n ~s", [?vapply(snmp_misc, format, [256, "~w", [RePdu]])]), - NewS = maybe_handle_reply_pdu(S, Vsn, RePdu, Type, ACMData, Dest), + NewS = maybe_handle_reply_pdu(S, Vsn, RePdu, Type, ACMData, To), loop(NewS); %% 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 @@ -517,19 +528,19 @@ update_req_counter_outgoing(#state{limit = Limit, rcnt = RCnt} = S, S#state{rcnt = NewRCnt}. -maybe_handle_recv(#state{usock = Sock, filter = FilterMod} = S, - Domain, Address, Packet) -> - case (catch FilterMod:accept_recv(Domain, Address)) of +maybe_handle_recv( + #state{usock = Sock, filter = FilterMod} = S, From, Packet) -> + case (catch FilterMod:accept_recv(From)) of false -> %% Drop the received packet inc(netIfMsgInDrops), active_once(Sock), S; _ -> - handle_recv(S, Domain, Address, Packet) + handle_recv(S, From, Packet) end. -handle_discovery_response(_Domain, _Address, #pdu{request_id = ReqId} = Pdu, +handle_discovery_response(_From, #pdu{request_id = ReqId} = Pdu, ManagerEngineId, #state{usock = Sock, reqs = Reqs} = S) -> case lists:keysearch(ReqId, 1, S#state.reqs) of @@ -543,27 +554,29 @@ handle_discovery_response(_Domain, _Address, #pdu{request_id = ReqId} = Pdu, S end. -handle_recv(#state{usock = Sock, - mpd_state = MpdState, - note_store = NS, - log = Log} = S, Domain, Address, Packet) -> +handle_recv( + #state{usock = Sock, + mpd_state = MpdState, + note_store = NS, + log = Log} = S, From, Packet) -> put(n1, erlang:now()), - LogF = fun(Type, Data) -> - log(Log, Type, Data, Domain, Address) - end, + LogF = + fun(Type, Data) -> + log(Log, Type, Data, From) + end, case (catch snmpa_mpd:process_packet( - Packet, Domain, Address, MpdState, NS, LogF)) of + Packet, From, MpdState, NS, LogF)) of {ok, _Vsn, Pdu, _PduMS, {discovery, ManagerEngineId}} -> - handle_discovery_response(Domain, Address, Pdu, ManagerEngineId, S); + handle_discovery_response(From, Pdu, ManagerEngineId, S); {ok, _Vsn, Pdu, _PduMS, discovery} -> - handle_discovery_response(Domain, Address, Pdu, undefined, S); + handle_discovery_response(From, Pdu, undefined, S); {ok, Vsn, Pdu, PduMS, ACMData} -> ?vlog("got pdu ~s", [?vapply(snmp_misc, format, [256, "~w", [Pdu]])]), - %% handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, S); - maybe_handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, S); + %% handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, S); + maybe_handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, S); {discarded, Reason} -> ?vlog("packet discarded for reason: ~s", @@ -575,14 +588,14 @@ handle_recv(#state{usock = Sock, ?vlog("sending report for reason: " "~n ~s", [?vapply(snmp_misc, format, [256, "~w", [Reason]])]), - {Ip, Port} = Address, + {_Domain, {Ip, Port}} = From, (catch udp_send(S#state.usock, Ip, Port, ReportPacket)), active_once(Sock), S; {discovery, ReportPacket} -> ?vlog("sending discovery report", []), - {Ip, Port} = Address, + {_Domain, {Ip, Port}} = From, (catch udp_send(S#state.usock, Ip, Port, ReportPacket)), active_once(Sock), S; @@ -595,71 +608,67 @@ handle_recv(#state{usock = Sock, end. maybe_handle_recv_pdu( - Domain, Address, Vsn, + From, Vsn, #pdu{type = Type} = Pdu, PduMS, ACMData, #state{usock = Sock, filter = FilterMod} = S) -> - case (catch FilterMod:accept_recv_pdu(Domain, Address, Type)) of + case (catch FilterMod:accept_recv_pdu(From, Type)) of false -> inc(netIfPduInDrops), active_once(Sock), ok; _ -> - handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, S) + handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, S) end; -maybe_handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, S) -> - handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, S). +maybe_handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, S) -> + handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, S). handle_recv_pdu( - Domain, Address, Vsn, + From, Vsn, #pdu{type = 'get-response'} = Pdu, _PduMS, _ACMData, #state{usock = Sock} = S) -> active_once(Sock), - handle_response(Vsn, Pdu, {Domain, Address}, S), + handle_response(Vsn, Pdu, From, S), S; -handle_recv_pdu(Domain, Address, Vsn, #pdu{request_id = Rid, type = Type} = Pdu, +handle_recv_pdu(From, 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]), - SourceAddress = {Domain, Address}, - Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, SourceAddress, []}, + Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, From, []}, update_req_counter_incomming(S, Rid); -handle_recv_pdu(Domain, Address, Vsn, Pdu, PduMS, ACMData, +handle_recv_pdu(From, Vsn, Pdu, PduMS, ACMData, #state{usock = Sock, master_agent = Pid} = S) -> ?vtrace("handle_recv_pdu -> received other request", []), active_once(Sock), - SourceAddress = {Domain, Address}, - Pid ! {snmp_pdu, Vsn, Pdu, PduMS, ACMData, SourceAddress, []}, + 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, DestinationAddress) -> + Type, ACMData, To) -> S1 = update_req_counter_outgoing(S, Rid), - case (catch FilterMod:accept_send_pdu([DestinationAddress], Type)) of + case (catch FilterMod:accept_send_pdu([To], Type)) of false -> inc(netIfPduOutDrops), ok; _ -> - handle_reply_pdu(S1, Vsn, Pdu, Type, ACMData, DestinationAddress) + handle_reply_pdu(S1, Vsn, Pdu, Type, ACMData, To) end, S1. -handle_reply_pdu(#state{log = Log, - usock = Sock, - filter = FilterMod}, - Vsn, Pdu, Type, ACMData, {Domain, Address}) -> - LogF = fun(Type2, Data) -> - log(Log, Type2, Data, Domain, Address) - end, +handle_reply_pdu(#state{log = Log} = S, Vsn, 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, Domain, Address, Packet); + maybe_udp_send(S, To, Packet); {discarded, Reason} -> ?vlog("handle_reply_pdu -> " "~n reply discarded for reason: ~s", @@ -674,63 +683,63 @@ handle_reply_pdu(#state{log = Log, maybe_handle_send_pdu( #state{filter = FilterMod} = S, - Vsn, Pdu, MsgData, To0, From) -> + Vsn, Pdu, MsgData, TDomAddrSecs, From) -> ?vtrace("maybe_handle_send_pdu -> entry with~n" " FilterMod: ~p~n" - " To0: ~p", [FilterMod, To0]), + " TDomAddrSecs: ~p", [FilterMod, TDomAddrSecs]), - To = snmpa_mpd:process_taddrs(To0), - Destinations = - [case T of - {{Domain, _Address} = Destination, _SecData} + DomAddrSecs = snmpa_mpd:process_taddrs(TDomAddrSecs), + DomAddrs = + [case DAS of + {{Domain, _Address} = DomAddr, _SecData} when is_atom(Domain) -> % v3 - Destination; - {Domain, _Address} = Destination + DomAddr; + {Domain, _Address} = DomAddr when is_atom(Domain) -> % v1 & v2 - Destination - end || T <- To], + DomAddr + end || DAS <- DomAddrSecs], case (catch FilterMod:accept_send_pdu( - Destinations, pdu_type_of(Pdu))) of + DomAddrs, pdu_type_of(Pdu))) of false -> inc(netIfPduOutDrops), ok; true -> - handle_send_pdu(S, Vsn, Pdu, MsgData, To, From); - FilteredDestinations when is_list(FilteredDestinations) -> - MergedTo = - [T || T <- To, - case T of - {{Dom, _Addr} = Dest, _SData} - when is_atom(Dom) -> % v3 + handle_send_pdu(S, Vsn, Pdu, MsgData, DomAddrSecs, From); + FilteredDomAddrs when is_list(FilteredDomAddrs) -> + MergedDomAddrSecs = + [DAS || DAS <- DomAddrSecs, + case DAS of + {{Domain, _Address} = DomAddr, _SData} + when is_atom(Domain) -> % v3 lists:member( - Dest, FilteredDestinations); - {Dom, _Addr} = Dest - when is_atom(Dom) -> % v1 & v2 + DomAddr, FilteredDomAddrs); + {Domain, _Address} = DomAddr + when is_atom(Domain) -> % v1 & v2 lists:member( - Dest, FilteredDestinations) + DomAddr, FilteredDomAddrs) end], - ?vtrace("maybe_handle_send_pdu -> MergedTo:~n" - " ~p", [MergedTo]), - handle_send_pdu(S, Vsn, Pdu, MsgData, MergedTo, From); + ?vtrace("maybe_handle_send_pdu -> MergedDomAddrSecs:~n" + " ~p", [MergedDomAddrSecs]), + handle_send_pdu(S, Vsn, Pdu, MsgData, MergedDomAddrSecs, From); Other -> error_msg( "FilterMod:accept_send_pdu/2 returned: ~p", [Other]), - handle_send_pdu(S, Vsn, Pdu, MsgData, To, From) + handle_send_pdu(S, Vsn, Pdu, MsgData, DomAddrSecs, From) end. handle_send_pdu( - #state{note_store = NS} = S, Vsn, Pdu, MsgData, To, From) -> + #state{note_store = NS} = S, Vsn, Pdu, MsgData, DomAddrSecs, From) -> ?vtrace("handle_send_pdu -> entry with~n" - " Pdu: ~p~n" - " To: ~p", [Pdu, To]), + " Pdu: ~p~n" + " DomAddrSecs: ~p", [Pdu, DomAddrSecs]), case (catch snmpa_mpd:generate_msg( - Vsn, NS, Pdu, MsgData, To)) of + 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]), @@ -787,13 +796,13 @@ handle_send_discovery( end. -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). +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, Type, Pdu, Addresses) -> - case (catch handle_send_pdu1(S, Type, Addresses)) of +do_handle_send_pdu(S, Type, Pdu, Addresses) -> + case (catch do_handle_send_pdu1(S, Type, Addresses)) of {Reason, Sz} -> error_msg("Cannot send message " "~n size: ~p" @@ -803,25 +812,23 @@ handle_send_pdu(S, Type, Pdu, Addresses) -> _ -> ok end. - -handle_send_pdu1(#state{log = Log, - usock = Sock, - filter = FilterMod}, Type, Addresses) -> + +do_handle_send_pdu1(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]), - maybe_udp_send( - FilterMod, Log, Type, Sock, Domain, Address, Packet); - ({Domain, Address, {Packet, _LogData}}) when is_binary(Packet) -> + To = {Domain, Address}, + maybe_udp_send(S, To, Packet); + ({Domain, Address, {Packet, LogData}}) when is_binary(Packet) -> ?vdebug( "[~w] sending encrypted packet:~n" " size: ~p~n" " to: ~p", [Domain, sz(Packet), Address]), - maybe_udp_send( - FilterMod, Log, Type, Sock, Domain, Address, Packet) + To = {Domain, Address}, + maybe_udp_send(S, To, Packet, Type, LogData) end, Addresses). @@ -836,24 +843,31 @@ handle_response(Vsn, Pdu, From, S) -> "~n No receiver available for response pdu", []) end. -maybe_udp_send(FilterMod, Sock, Domain, Address, Packet) -> - case (catch FilterMod:accept_send(Domain, Address)) of +maybe_udp_send( + #state{usock = Sock, + filter = FilterMod}, To, Packet) -> + case (catch FilterMod:accept_send(To)) of false -> inc(netIfMsgOutDrops), ok; _ -> - {Ip, Port} = Address, + %% XXX should be some kind of lookup of domain to socket + {_Domain, {Ip, Port}} = To, (catch udp_send(Sock, Ip, Port, Packet)) end. -maybe_udp_send(FilterMod, AtLog, Type, Sock, Domain, Address, Packet) -> - case (catch FilterMod:accept_send(Domain, Address)) of +maybe_udp_send( + #state{log = Log, + usock = Sock, + filter = FilterMod}, To, Packet, Type, _LogData) -> + case (catch FilterMod:accept_send(To)) of false -> inc(netIfMsgOutDrops), ok; _ -> - log(AtLog, Type, Packet, Domain, Address), - {Ip, Port} = Address, + log(Log, Type, Packet, To), + %% XXX should be some kind of lookup of domain to socket + {_Domain, {Ip, Port}} = To, (catch udp_send(Sock, Ip, Port, Packet)) end. diff --git a/lib/snmp/src/agent/snmpa_net_if_filter.erl b/lib/snmp/src/agent/snmpa_net_if_filter.erl index 871c4f05da..e71abc4ac6 100644 --- a/lib/snmp/src/agent/snmpa_net_if_filter.erl +++ b/lib/snmp/src/agent/snmpa_net_if_filter.erl @@ -18,41 +18,46 @@ %% -module(snmpa_net_if_filter). --export([accept_recv/2, - accept_send/2, - accept_recv_pdu/3, - accept_send_pdu/2]). +%% New behaviour +-export([accept_recv/1, accept_send/1, accept_recv_pdu/2]). +%% Common signature for both old and new behaviour +-export([accept_send_pdu/2]). +%% Old behaviour +-export([accept_recv/2, accept_send/2, accept_recv_pdu/3]). -include("snmp_debug.hrl"). -accept_recv(Domain, _Address) when is_atom(Domain) -> +accept_recv({Domain, _Address}) when is_atom(Domain) -> ?d("accept_recv -> entry with~n" " Domain: ~p~n" " Address: ~p", [Domain, _Address]), - true; + 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(Domain, _Address) when is_atom(Domain) -> +accept_send({Domain, _Address}) when is_atom(Domain) -> ?d("accept_send -> entry with~n" " Domain: ~p~n" " Address: ~p", [Domain, _Address]), - true; + 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(Domain, _Address, _PduType) when is_atom(Domain) -> +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; + true. +%% accept_recv_pdu(_Addr, Port, _PduType) when is_integer(Port) -> ?d("accept_recv_pdu -> entry with~n" " Addr: ~p~n" diff --git a/lib/snmp/src/agent/snmpa_network_interface_filter.erl b/lib/snmp/src/agent/snmpa_network_interface_filter.erl index 6fa131beee..3fa83db874 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 @@ -23,28 +23,29 @@ behaviour_info(callbacks) -> - [{accept_recv, 2}, - {accept_send, 2}, - {accept_recv_pdu, 3}, + [{accept_recv, 1}, + {accept_send, 1}, + {accept_recv_pdu, 2}, {accept_send_pdu, 2}]; 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/manager/snmpm_config.erl b/lib/snmp/src/manager/snmpm_config.erl index 088f0c7fc8..69a6b4a3a9 100644 --- a/lib/snmp/src/manager/snmpm_config.erl +++ b/lib/snmp/src/manager/snmpm_config.erl @@ -313,7 +313,7 @@ mk_target_name(Domain, Address, Config) end; mk_target_name(Ip, Port, Config) when is_integer(Port), is_list(Config) -> - {Domain, Address} = snmp_conf:fix_domain_address(Ip, Port), + {Domain, Address} = snmp_conf:ip_port_to_domaddr(Ip, Port), mk_target_name(Domain, Address, Config). select_lowest_supported_version() -> @@ -403,7 +403,7 @@ unregister_agent(UserId, Domain, Address) when is_atom(Domain) -> {error, not_found} end; unregister_agent(UserId, Ip, Port) when is_integer(Port) -> - try snmp_conf:fix_domain_address(Ip, Port) of + try snmp_conf:ip_port_to_domaddr(Ip, Port) of {Domain, Address} -> do_unregister_agent(UserId, Domain, Address) catch @@ -448,7 +448,7 @@ agent_info(Domain, Address, Item) when is_atom(Domain) -> {error, not_found} end; agent_info(Ip, Port, Item) -> - try snmp_conf:fix_domain_address(Ip, Port) of + try snmp_conf:ip_port_to_domaddr(Ip, Port) of {Domain, Address} -> do_agent_info(Domain, Address, Item) catch diff --git a/lib/snmp/src/manager/snmpm_net_if.erl b/lib/snmp/src/manager/snmpm_net_if.erl index 39e239f2a2..e7167cdb6b 100644 --- a/lib/snmp/src/manager/snmpm_net_if.erl +++ b/lib/snmp/src/manager/snmpm_net_if.erl @@ -425,7 +425,7 @@ handle_cast(Msg, State) -> %%-------------------------------------------------------------------- handle_info({udp, Sock, Ip, Port, Bytes}, #state{sock = Sock} = State) -> ?vlog("received ~w bytes from ~p:~p [~w]", [size(Bytes), Ip, Port, Sock]), - {Domain, Address} = snmp_conf:fix_domain_address(Ip, Port), + {Domain, Address} = snmp_conf:ip_port_to_domaddr(Ip, Port), maybe_handle_recv_msg(Domain, Address, Bytes, State), {noreply, State}; diff --git a/lib/snmp/src/manager/snmpm_net_if_mt.erl b/lib/snmp/src/manager/snmpm_net_if_mt.erl index a04cfba2c1..594bc44474 100644 --- a/lib/snmp/src/manager/snmpm_net_if_mt.erl +++ b/lib/snmp/src/manager/snmpm_net_if_mt.erl @@ -435,7 +435,7 @@ handle_cast(Msg, State) -> %%-------------------------------------------------------------------- handle_info({udp, Sock, Ip, Port, Bytes}, #state{sock = Sock} = State) -> ?vlog("received ~w bytes from ~p:~p", [size(Bytes), Ip, Port]), - {Domain, Address} = snmp_conf:fix_domain_address(Ip, Port), + {Domain, Address} = snmp_conf:ip_port_to_domaddr(Ip, Port), handle_udp(Domain, Address, Bytes, State), {noreply, State}; diff --git a/lib/snmp/src/misc/snmp_conf.erl b/lib/snmp/src/misc/snmp_conf.erl index 105652cdda..0d17c66455 100644 --- a/lib/snmp/src/misc/snmp_conf.erl +++ b/lib/snmp/src/misc/snmp_conf.erl @@ -46,7 +46,7 @@ which_domain/1, check_ip/1, check_ip/2, check_port/1, - fix_domain_address/2, + ip_port_to_domaddr/2, check_address/2, check_address/3, check_taddress/2, mk_taddress/2, @@ -754,7 +754,7 @@ check_port(Port) when ?is_word(Port) -> check_port(Port) -> error({bad_port, Port}). -fix_domain_address(IP, Port) when ?is_word(Port) -> +ip_port_to_domaddr(IP, Port) when ?is_word(Port) -> case check_address_ip(transportDomainUdpIpv4, IP) of false -> case check_address_ip(transportDomainUdpIpv6, IP) of @@ -770,7 +770,7 @@ fix_domain_address(IP, Port) when ?is_word(Port) -> FixedIP -> {transportDomainUdpIpv4, {FixedIP, Port}} end; -fix_domain_address(IP, Port) -> +ip_port_to_domaddr(IP, Port) -> error({bad_address, {transportDomainUdpIpv4, {IP, Port}}}). %% Check a configuration term field from a file to see if it |