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-rw-r--r--lib/snmp/src/agent/snmpa_trap.erl95
1 files changed, 62 insertions, 33 deletions
diff --git a/lib/snmp/src/agent/snmpa_trap.erl b/lib/snmp/src/agent/snmpa_trap.erl
index b1096b1135..450cb2e9f4 100644
--- a/lib/snmp/src/agent/snmpa_trap.erl
+++ b/lib/snmp/src/agent/snmpa_trap.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. 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
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(snmpa_trap).
@@ -23,14 +23,18 @@
%%%-----------------------------------------------------------------
%% External exports
-export([construct_trap/2,
- try_initialise_vars/2, send_trap/6]).
+ try_initialise_vars/2,
+ send_trap/6, send_trap/7]).
-export([send_discovery/5]).
%% Internal exports
--export([init_v2_inform/9, init_v3_inform/9, send_inform/6]).
+-export([init_v2_inform/9,
+ init_v3_inform/9, init_v3_inform/10,
+ send_inform/6]).
-export([init_discovery_inform/12, send_discovery_inform/5]).
-include("snmp_types.hrl").
+-include("snmpa_internal.hrl").
-include("SNMPv2-MIB.hrl").
-include("SNMPv2-TM.hrl").
-include("SNMPv2-TC.hrl").
@@ -331,13 +335,20 @@ make_varbind_list(Varbinds) ->
%% SnmpTargetAddrTable (using the Tag).
%%-----------------------------------------------------------------
send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, NetIf) ->
- (catch do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, NetIf)).
+ LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID,
+ send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs,
+ LocalEngineID, NetIf).
+
+send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, LocalEngineID, NetIf) ->
+ (catch do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs,
+ LocalEngineID, NetIf)).
-do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs, NetIf) ->
+do_send_trap(TrapRec, NotifyName, ContextName, Recv, Vbs,
+ LocalEngineID, NetIf) ->
VarbindList = make_varbind_list(Vbs),
Dests = find_dests(NotifyName),
send_trap_pdus(Dests, ContextName, {TrapRec, VarbindList}, [], [], [],
- Recv, NetIf).
+ Recv, LocalEngineID, NetIf).
send_discovery(TargetName, Record, ContextName, Vbs, NetIf) ->
case find_dest(TargetName) of
@@ -619,7 +630,9 @@ send_discovery_inform(Parent, Timeout, Retry, Msg, NetIf) ->
%%-----------------------------------------------------------------
send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel},
Type} | T],
- ContextName,{TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv, NetIf) ->
+ ContextName,
+ {TrapRec, Vbs}, V1Res, V2Res, V3Res, Recv,
+ LocalEngineID, NetIf) ->
?vdebug("send trap pdus: "
"~n Destination address: ~p"
"~n Target name: ~p"
@@ -634,7 +647,7 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel},
case check_all_varbinds(TrapRec, Vbs, MibView) of
true when MpModel =:= ?MP_V1 ->
?vtrace("send_trap_pdus -> v1 mp model",[]),
- ContextEngineId = snmp_framework_mib:get_engine_id(),
+ ContextEngineId = LocalEngineID,
case snmp_community_mib:vacm2community({SecName,
ContextEngineId,
ContextName},
@@ -644,16 +657,18 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel},
[element(2, DestAddr)]),
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
[{DestAddr, Community} | V1Res],
- V2Res, V3Res, Recv, NetIf);
+ V2Res, V3Res, Recv,
+ LocalEngineID, NetIf);
undefined ->
?vdebug("No community found for v1 dest: ~p",
[element(2, DestAddr)]),
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
- V1Res, V2Res, V3Res, Recv, NetIf)
+ V1Res, V2Res, V3Res, Recv,
+ LocalEngineID, NetIf)
end;
true when MpModel =:= ?MP_V2C ->
?vtrace("send_trap_pdus -> v2c mp model",[]),
- ContextEngineId = snmp_framework_mib:get_engine_id(),
+ ContextEngineId = LocalEngineID,
case snmp_community_mib:vacm2community({SecName,
ContextEngineId,
ContextName},
@@ -664,12 +679,13 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel},
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
V1Res,
[{DestAddr, Community, Type}|V2Res],
- V3Res, Recv, NetIf);
+ V3Res, Recv, LocalEngineID, NetIf);
undefined ->
?vdebug("No community found for v2c dest: ~p",
[element(2, DestAddr)]),
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
- V1Res, V2Res, V3Res, Recv, NetIf)
+ V1Res, V2Res, V3Res, Recv,
+ LocalEngineID, NetIf)
end;
true when MpModel =:= ?MP_V3 ->
?vtrace("send_trap_pdus -> v3 mp model",[]),
@@ -678,18 +694,20 @@ send_trap_pdus([{DestAddr, TargetName, {MpModel, SecModel, SecName, SecLevel},
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
V1Res, V2Res,
[{DestAddr, MsgData, Type} | V3Res],
- Recv, NetIf);
+ Recv, LocalEngineID, NetIf);
true ->
?vlog("bad MpModel ~p for dest ~p",
[MpModel, element(2, DestAddr)]),
send_trap_pdus(T, ContextName, {TrapRec, Vbs},
- V1Res, V2Res, V3Res, Recv, NetIf);
+ V1Res, V2Res, V3Res, Recv,
+ LocalEngineID, 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, NetIf)
+ V1Res, V2Res, V3Res, Recv,
+ LocalEngineID, NetIf)
end;
{discarded, Reason} ->
?vlog("mib view error ~p for"
@@ -697,10 +715,10 @@ 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, NetIf)
+ V1Res, V2Res, V3Res, Recv, LocalEngineID, NetIf)
end;
send_trap_pdus([], ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res,
- Recv, NetIf) ->
+ Recv, LocalEngineID, NetIf) ->
SysUpTime = snmp_standard_mib:sys_up_time(),
?vdebug("send trap pdus with sysUpTime ~p", [SysUpTime]),
InformRecvs = get_inform_recvs(V2Res ++ V3Res),
@@ -708,7 +726,8 @@ send_trap_pdus([], ContextName, {TrapRec, Vbs}, V1Res, V2Res, V3Res,
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, NetIf, SysUpTime, ContextName).
+ send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID, NetIf,
+ SysUpTime, ContextName).
send_v1_trap(_TrapRec, [], _Vbs, _NetIf, _SysUpTime) ->
ok;
@@ -762,21 +781,25 @@ send_v2_trap(TrapRec, V2Res, Vbs, Recv, NetIf, SysUpTime) ->
do_send_v2_trap(TrapRecvs, IVbs, NetIf),
do_send_v2_inform(InformRecvs, IVbs, Recv, NetIf).
-send_v3_trap(_TrapRec, [], _Vbs, _Recv, _NetIf, _SysUpTime, _ContextName) ->
+send_v3_trap(_TrapRec, [], _Vbs, _Recv, _LocalEngineID,
+ _NetIf, _SysUpTime, _ContextName) ->
ok;
-send_v3_trap(TrapRec, V3Res, Vbs, Recv, NetIf, SysUpTime, ContextName) ->
+send_v3_trap(TrapRec, V3Res, Vbs, Recv, LocalEngineID,
+ 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
+ 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_inform(InformRecvs, ContextName, IVbs, Recv, NetIf).
+ do_send_v3_inform(InformRecvs, ContextName, IVbs, Recv,
+ LocalEngineID, NetIf).
mk_v2_trap(#notification{oid = Oid}, Vbs, SysUpTime) ->
?vtrace("make v2 notification '~p'",[Oid]),
mk_v2_notif(Oid, Vbs, SysUpTime);
-mk_v2_trap(#trap{enterpriseoid = Enter, specificcode = Spec}, Vbs, SysUpTime) ->
+mk_v2_trap(#trap{enterpriseoid = Enter, specificcode = Spec},
+ Vbs, SysUpTime) ->
%% Use alg. in rfc1908 to map a v1 trap to a v2 trap
?vtrace("make v2 trap for '~p' with ~p",[Enter,Spec]),
{Oid,Enterp} =
@@ -845,16 +868,16 @@ do_send_v3_trap(Recvs, ContextName, Vbs, NetIf) ->
end, Recvs),
ok.
-do_send_v3_inform([], _ContextName, _Vbs, _Recv, _NetIf) ->
+do_send_v3_inform([], _ContextName, _Vbs, _Recv, _LocalEngineID, _NetIf) ->
ok;
-do_send_v3_inform(Recvs, ContextName, Vbs, Recv, NetIf) ->
+do_send_v3_inform(Recvs, ContextName, Vbs, Recv, LocalEngineID, 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, NetIf, ContextName,
+ Recv, LocalEngineID, NetIf, ContextName,
get(verbosity), get(sname)])
end,
Recvs).
@@ -874,7 +897,13 @@ init_v2_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, Community,V,S) ->
%% New process
-init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, ContextName,V,S) ->
+init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, ContextName, V, S) ->
+ LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID,
+ init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID,
+ NetIf, ContextName, V, S).
+
+init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, LocalEngineID,
+ NetIf, ContextName, V, S) ->
%% Make a new Inform for each recipient; they need unique
%% request-ids!
put(verbosity,V),
@@ -882,7 +911,7 @@ init_v3_inform(Addr, Timeout, Retry, Vbs, Recv, NetIf, ContextName,V,S) ->
?vdebug("~n starting with timeout = ~p and retry = ~p",
[Timeout,Retry]),
InformPdu = make_v2_notif_pdu(Vbs, 'inform-request'), % Yes, v2
- ContextEngineId = snmp_framework_mib:get_engine_id(),
+ ContextEngineId = LocalEngineID,
Msg = {send_pdu_req, 'version-3', InformPdu,
{v3, ContextEngineId, ContextName}, [Addr], self()},
?MODULE:send_inform(Addr, Timeout*10, Retry, Msg, Recv, NetIf).
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-29 14:19:17 +0000