diff options
Diffstat (limited to 'lib/snmp/src/agent/snmpa_trap.erl')
-rw-r--r-- | lib/snmp/src/agent/snmpa_trap.erl | 140 |
1 files changed, 86 insertions, 54 deletions
diff --git a/lib/snmp/src/agent/snmpa_trap.erl b/lib/snmp/src/agent/snmpa_trap.erl index 09ecb5228b..0f6a5f8984 100644 --- a/lib/snmp/src/agent/snmpa_trap.erl +++ b/lib/snmp/src/agent/snmpa_trap.erl @@ -24,12 +24,12 @@ %% External exports -export([construct_trap/2, try_initialise_vars/2, - send_trap/6, send_trap/7]). + send_trap/6, send_trap/7, send_trap/8]). -export([send_discovery/5]). %% Internal exports --export([init_v2_inform/9, - init_v3_inform/9, init_v3_inform/10, +-export([init_v2_inform/9, init_v2_inform/10, + init_v3_inform/9, init_v3_inform/10, init_v3_inform/11, send_inform/6]). -export([init_discovery_inform/12, send_discovery_inform/5]). @@ -46,6 +46,7 @@ -define(VMODULE,"TRAP"). -include("snmp_verbosity.hrl"). +-include("snmpa_internal.hrl"). %%----------------------------------------------------------------- @@ -336,20 +337,27 @@ make_varbind_list(Varbinds) -> %% SnmpTargetAddrTable (using the Tag). %%----------------------------------------------------------------- send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, NetIf) -> + ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, - LocalEngineID, NetIf). + LocalEngineID, ExtraInfo, NetIf). -send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, LocalEngineID, NetIf) -> +send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, ExtraInfo, NetIf) -> + LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, + send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, + LocalEngineID, ExtraInfo, NetIf). + +send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, LocalEngineID, + ExtraInfo, NetIf) -> (catch do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, - LocalEngineID, NetIf)). + LocalEngineID, ExtraInfo, NetIf)). do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, - LocalEngineID, NetIf) -> + LocalEngineID, ExtraInfo, NetIf) -> VarbindList = make_varbind_list(Vbs), Dests = find_dests(NotifyName), send_trap_pdus(Dests, ContextName, {TrapRec, VarbindList}, [], [], [], - Recv, LocalEngineID, NetIf). + Recv, LocalEngineID, ExtraInfo, NetIf). send_discovery(TargetName, Record, ContextName, Vbs, NetIf) -> case find_dest(TargetName) of @@ -635,7 +643,7 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel}, Type} | T], ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, - LocalEngineID, NetIf) -> + LocalEngineID, ExtraInfo, NetIf) -> ?vdebug("send trap pdus: " "~n Destination address: ~p" "~n Target name: ~p" @@ -661,13 +669,13 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel}, send_trap_pdus(T, ContextName, {TrapRec, Vbs}, [{DestAddr, Community} | V1Res], V2Res, V3Res, Recv, - LocalEngineID, NetIf); + LocalEngineID, ExtraInfo, NetIf); undefined -> ?vdebug("No community found for v1 dest: ~p", [element(2, DestAddr)]), send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, - LocalEngineID, NetIf) + LocalEngineID, ExtraInfo, NetIf) end; true when MpModel =:= ?MP_V2C -> ?vtrace("send_trap_pdus -> v2c mp model",[]), @@ -682,13 +690,14 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel}, send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, [{DestAddr, Community, Type}|V2Res], - V3Res, Recv, LocalEngineID, NetIf); + V3Res, Recv, + LocalEngineID, ExtraInfo, NetIf); undefined -> ?vdebug("No community found for v2c dest: ~p", [element(2, DestAddr)]), send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, - LocalEngineID, NetIf) + LocalEngineID, ExtraInfo, NetIf) end; true when MpModel =:= ?MP_V3 -> ?vtrace("send_trap_pdus -> v3 mp model",[]), @@ -697,20 +706,20 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel}, send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, V2Res, [{DestAddr, MsgData, Type} | V3Res], - Recv, LocalEngineID, NetIf); + Recv, LocalEngineID, ExtraInfo, NetIf); true -> ?vlog("bad MpModel ~p for dest ~p", [MpModel, element(2, DestAddr)]), send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, - LocalEngineID, NetIf); + LocalEngineID, ExtraInfo, NetIf); _ -> ?vlog("no access for dest: " "~n ~p in target ~p", [element(2, DestAddr), TargetName]), send_trap_pdus(T, ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, - LocalEngineID, NetIf) + LocalEngineID, ExtraInfo, NetIf) end; {discarded, Reason} -> ?vlog("mib view error ~p for" @@ -718,24 +727,27 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel}, "~n SecName: ~w", [Reason, element(2, DestAddr), SecName]), send_trap_pdus(T, ContextName, {TrapRec, Vbs}, - V1Res, V2Res, V3Res, Recv, LocalEngineID, NetIf) + V1Res, V2Res, V3Res, Recv, + LocalEngineID, ExtraInfo, NetIf) end; -send_trap_pdus([], ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res, - Recv, LocalEngineID, NetIf) -> +send_trap_pdus([], ContextName, {TrapRec, Vbs}, + V1Res, V2Res, V3Res, Recv, + LocalEngineID, ExtraInfo, + NetIf) -> SysUpTime = snmp_standard_mib:sys_up_time(), ?vdebug("send trap pdus with sysUpTime ~p", [SysUpTime]), InformRecvs = get_inform_recvs(V2Res ++ V3Res), InformTargets = [Addr || {Addr, _, _, _} <- InformRecvs], deliver_recv(Recv, snmp_targets, InformTargets), - send_v1_trap(TrapRec, V1Res, Vbs, NetIf, SysUpTime), - send_v2_trap(TrapRec, V2Res, Vbs, Recv, NetIf, SysUpTime), - send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID, NetIf, + send_v1_trap(TrapRec, V1Res, Vbs, ExtraInfo, NetIf, SysUpTime), + send_v2_trap(TrapRec, V2Res, Vbs, Recv, ExtraInfo, NetIf, SysUpTime), + send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID, ExtraInfo, NetIf, SysUpTime, ContextName). -send_v1_trap(_TrapRec, [], _Vbs, _NetIf, _SysUpTime) -> +send_v1_trap(_TrapRec, [], _Vbs, _ExtraInfo, _NetIf, _SysUpTime) -> ok; send_v1_trap(#trap{enterpriseoid = Enter, specificcode = Spec}, - V1Res, Vbs, NetIf, SysUpTime) -> + V1Res, Vbs, ExtraInfo, NetIf, SysUpTime) -> ?vdebug("prepare to send v1 trap " "~n '~p'" "~n with" @@ -747,9 +759,10 @@ send_v1_trap(#trap{enterpriseoid = Enter, specificcode = Spec}, lists:foreach(fun({Community, Addrs}) -> ?vtrace("send v1 trap pdu to ~p",[Addrs]), NetIf ! {send_pdu, 'version-1', TrapPdu, - {community, Community}, Addrs} + {community, Community}, Addrs, ExtraInfo} end, AddrCommunities); -send_v1_trap(#notification{oid = Oid}, V1Res, Vbs, 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]), @@ -771,31 +784,31 @@ send_v1_trap(#notification{oid = Oid}, V1Res, Vbs, NetIf, SysUpTime) -> lists:foreach(fun({Community, Addrs}) -> ?vtrace("send v1 trap to ~p",[Addrs]), NetIf ! {send_pdu, 'version-1', TrapPdu, - {community, Community}, Addrs} + {community, Community}, Addrs, ExtraInfo} end, AddrCommunities). -send_v2_trap(_TrapRec, [], _Vbs, _Recv, _NetIf, _SysUpTime) -> +send_v2_trap(_TrapRec, [], _Vbs, _Recv, _ExtraInfo, _NetIf, _SysUpTime) -> ok; -send_v2_trap(TrapRec, V2Res, Vbs, Recv, NetIf, SysUpTime) -> +send_v2_trap(TrapRec, V2Res, Vbs, Recv, ExtraInfo, NetIf, SysUpTime) -> ?vdebug("prepare to send v2 trap",[]), {_Oid, IVbs} = mk_v2_trap(TrapRec, Vbs, SysUpTime), - TrapRecvs = get_trap_recvs(V2Res), - InformRecvs = get_inform_recvs(V2Res), - do_send_v2_trap(TrapRecvs, IVbs, NetIf), - do_send_v2_inform(InformRecvs, IVbs, Recv, NetIf). + TrapRecvs = get_trap_recvs(V2Res), + InformRecvs = get_inform_recvs(V2Res), + do_send_v2_trap(TrapRecvs, IVbs, ExtraInfo, NetIf), + do_send_v2_inform(InformRecvs, IVbs, Recv, ExtraInfo, NetIf). -send_v3_trap(_TrapRec, [], _Vbs, _Recv, _LocalEngineID, +send_v3_trap(_TrapRec, [], _Vbs, _Recv, _LocalEngineID, _ExtraInfo, _NetIf, _SysUpTime, _ContextName) -> ok; -send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID, +send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID, ExtraInfo, NetIf, SysUpTime, ContextName) -> ?vdebug("prepare to send v3 trap",[]), {_Oid, IVbs} = mk_v2_trap(TrapRec, Vbs, SysUpTime), % v2 refers to SMIv2; TrapRecvs = get_trap_recvs(V3Res), % same SMI for v3 InformRecvs = get_inform_recvs(V3Res), - do_send_v3_trap(TrapRecvs, ContextName, IVbs, NetIf), + do_send_v3_trap(TrapRecvs, ContextName, IVbs, ExtraInfo, NetIf), do_send_v3_inform(InformRecvs, ContextName, IVbs, Recv, - LocalEngineID, NetIf). + LocalEngineID, ExtraInfo, NetIf). mk_v2_trap(#notification{oid = Oid}, Vbs, SysUpTime) -> @@ -833,60 +846,70 @@ get_inform_recvs(InformRecvs) -> [{Addr, MsgData, Timeout, Retry} || {Addr, MsgData, {inform, Timeout, Retry}} <- InformRecvs]. -do_send_v2_trap([], _Vbs, _NetIf) -> +do_send_v2_trap([], _Vbs, _ExtraInfo, _NetIf) -> ok; -do_send_v2_trap(Recvs, Vbs, NetIf) -> +do_send_v2_trap(Recvs, Vbs, ExtraInfo, NetIf) -> TrapPdu = make_v2_notif_pdu(Vbs, 'snmpv2-trap'), AddrCommunities = mk_addr_communities(Recvs), lists:foreach(fun({Community, Addrs}) -> ?vtrace("~n send v2 trap to ~p",[Addrs]), NetIf ! {send_pdu, 'version-2', TrapPdu, - {community, Community}, Addrs} + {community, Community}, Addrs, ExtraInfo} end, AddrCommunities), ok. -do_send_v2_inform([], _Vbs, _Recv, _NetIf) -> +do_send_v2_inform([], _Vbs, _Recv, _ExtraInfo, _NetIf) -> ok; -do_send_v2_inform(Recvs, Vbs, Recv, NetIf) -> +do_send_v2_inform(Recvs, Vbs, Recv, ExtraInfo, NetIf) -> lists:foreach( fun({Addr, Community, Timeout, Retry}) -> ?vtrace("~n start inform sender to send v2 inform to ~p", [Addr]), proc_lib:spawn_link(?MODULE, init_v2_inform, [Addr, Timeout, Retry, Vbs, - Recv, NetIf, Community, + Recv, ExtraInfo, NetIf, Community, get(verbosity), get(sname)]) end, Recvs). -do_send_v3_trap([], _ContextName, _Vbs, _NetIf) -> +do_send_v3_trap([], _ContextName, _Vbs, _ExtraInfo, _NetIf) -> ok; -do_send_v3_trap(Recvs, ContextName, Vbs, NetIf) -> +do_send_v3_trap(Recvs, ContextName, Vbs, ExtraInfo, NetIf) -> TrapPdu = make_v2_notif_pdu(Vbs, 'snmpv2-trap'), % Yes, v2 ContextEngineId = snmp_framework_mib:get_engine_id(), lists:foreach(fun(Recv) -> ?vtrace("~n send v3 notif to ~p",[Recv]), NetIf ! {send_pdu, 'version-3', TrapPdu, - {v3, ContextEngineId, ContextName}, [Recv]} + {v3, ContextEngineId, ContextName}, + [Recv], ExtraInfo} end, Recvs), ok. -do_send_v3_inform([], _ContextName, _Vbs, _Recv, _LocalEngineID, _NetIf) -> +do_send_v3_inform([], _ContextName, _Vbs, _Recv, + _LocalEngineID, _ExtraInfo, _NetIf) -> ok; -do_send_v3_inform(Recvs, ContextName, Vbs, Recv, LocalEngineID, NetIf) -> +do_send_v3_inform(Recvs, ContextName, Vbs, Recv, + LocalEngineID, ExtraInfo, NetIf) -> lists:foreach( fun({Addr, MsgData, Timeout, Retry}) -> ?vtrace("~n start inform sender to send v3 inform to ~p", [Addr]), proc_lib:spawn_link(?MODULE, init_v3_inform, [{Addr, MsgData}, Timeout, Retry, Vbs, - Recv, LocalEngineID, NetIf, ContextName, + Recv, LocalEngineID, ExtraInfo, + NetIf, ContextName, get(verbosity), get(sname)]) end, Recvs). %% New process -init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, Community,V,S) -> +init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, Community, V, S) -> + ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, + init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, ExtraInfo, NetIf, + Community, V, S). + +init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, ExtraInfo, NetIf, + Community, V, S) -> %% Make a new Inform for each recipient; they need unique %% request-ids! put(verbosity,V), @@ -895,17 +918,26 @@ init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, Community,V,S) -> [Timeout,Retry]), InformPdu = make_v2_notif_pdu(Vbs, 'inform-request'), Msg = {send_pdu_req, 'version-2', InformPdu, {community, Community}, - [Addr], self()}, + [Addr], self(), ExtraInfo}, ?MODULE:send_inform(Addr, Timeout*10, Retry, Msg, Recv, NetIf). %% New process init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, ContextName, V, S) -> + ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, - init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID, + init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, + LocalEngineID, ExtraInfo, + NetIf, ContextName, V, S). + +init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID, NetIf, + ContextName, V, S) -> + ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, + init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, + LocalEngineID, ExtraInfo, NetIf, ContextName, V, S). -init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID, +init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID, ExtraInfo, NetIf, ContextName, V, S) -> %% Make a new Inform for each recipient; they need unique %% request-ids! @@ -916,7 +948,7 @@ init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID, InformPdu = make_v2_notif_pdu(Vbs, 'inform-request'), % Yes, v2 ContextEngineId = LocalEngineID, Msg = {send_pdu_req, 'version-3', InformPdu, - {v3, ContextEngineId, ContextName}, [Addr], self()}, + {v3, ContextEngineId, ContextName}, [Addr], self(), ExtraInfo}, ?MODULE:send_inform(Addr, Timeout*10, Retry, Msg, Recv, NetIf). send_inform(Addr, _Timeout, -1, _Msg, Recv, _NetIf) -> |