diff options
Diffstat (limited to 'lib/snmp/src/agent')
| -rw-r--r-- | lib/snmp/src/agent/snmpa_agent.erl | 138 | ||||
| -rw-r--r-- | lib/snmp/src/agent/snmpa_internal.hrl | 3 | ||||
| -rw-r--r-- | lib/snmp/src/agent/snmpa_mpd.erl | 26 | ||||
| -rw-r--r-- | lib/snmp/src/agent/snmpa_set_lib.erl | 63 | ||||
| -rw-r--r-- | lib/snmp/src/agent/snmpa_trap.erl | 5 |
5 files changed, 103 insertions, 132 deletions
diff --git a/lib/snmp/src/agent/snmpa_agent.erl b/lib/snmp/src/agent/snmpa_agent.erl index 6322f0f21d..46c634969d 100644 --- a/lib/snmp/src/agent/snmpa_agent.erl +++ b/lib/snmp/src/agent/snmpa_agent.erl @@ -558,25 +558,6 @@ send_trap(Agent, Trap, NotifyName, CtxName, Recv, Varbinds) -> ], send_notification(Agent, Trap, SendOpts). -%% send_trap(Agent, Trap, NotifyName, CtxName, Recv, Varbinds) -> -%% ?d("send_trap -> entry with" -%% "~n self(): ~p" -%% "~n Agent: ~p [~p]" -%% "~n Trap: ~p" -%% "~n NotifyName: ~p" -%% "~n CtxName: ~p" -%% "~n Recv: ~p" -%% "~n Varbinds: ~p", -%% [self(), Agent, wis(Agent), -%% Trap, NotifyName, CtxName, Recv, Varbinds]), -%% Msg = {send_trap, Trap, NotifyName, CtxName, Recv, Varbinds}, -%% case (wis(Agent) =:= self()) of -%% false -> -%% call(Agent, Msg); -%% true -> -%% Agent ! Msg -%% end. - send_trap(Agent, Trap, NotifyName, CtxName, Recv, Varbinds, LocalEngineID) -> ?d("send_trap -> entry with" "~n self(): ~p" @@ -599,27 +580,6 @@ send_trap(Agent, Trap, NotifyName, CtxName, Recv, Varbinds, LocalEngineID) -> ], send_notification(Agent, Trap, SendOpts). -%% send_trap(Agent, Trap, NotifyName, CtxName, Recv, Varbinds, LocalEngineID) -> -%% ?d("send_trap -> entry with" -%% "~n self(): ~p" -%% "~n Agent: ~p [~p]" -%% "~n Trap: ~p" -%% "~n NotifyName: ~p" -%% "~n CtxName: ~p" -%% "~n Recv: ~p" -%% "~n Varbinds: ~p" -%% "~n LocalEngineID: ~p", -%% [self(), Agent, wis(Agent), -%% Trap, NotifyName, CtxName, Recv, Varbinds, LocalEngineID]), -%% Msg = -%% {send_trap, Trap, NotifyName, CtxName, Recv, Varbinds, LocalEngineID}, -%% case (wis(Agent) =:= self()) of -%% false -> -%% call(Agent, Msg); -%% true -> -%% Agent ! Msg -%% end. - %% </BACKWARD-COMPAT> @@ -709,11 +669,6 @@ wis(Atom) when is_atom(Atom) -> whereis(Atom). -forward_trap(Agent, TrapRecord, NotifyName, CtxName, Recv, Varbinds) -> - ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, - forward_trap(Agent, TrapRecord, NotifyName, CtxName, Recv, Varbinds, - ExtraInfo). - forward_trap(Agent, TrapRecord, NotifyName, CtxName, Recv, Varbinds, ExtraInfo) -> Agent ! {forward_trap, TrapRecord, NotifyName, CtxName, Recv, Varbinds, @@ -808,11 +763,11 @@ handle_info(worker_available, S) -> {noreply, S#state{worker_state = ready}}; handle_info({send_notif, Notification, SendOpts}, S) -> - ?vlog("[handle_info] send trap request:" + ?vlog("[handle_info] send notif request:" "~n Notification: ~p" "~n SendOpts: ~p", [Notification, SendOpts]), - case (catch handle_send_trap(cast, S, Notification, SendOpts)) of + case (catch handle_send_trap(S, Notification, SendOpts)) of {ok, NewS} -> {noreply, NewS}; {'EXIT', R} -> @@ -832,7 +787,7 @@ handle_info({send_trap, Trap, NotifyName, ContextName, Recv, Varbinds}, S) -> "~n Varbinds: ~p", [Trap, NotifyName, ContextName, Recv, Varbinds]), ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, - LocalEngineID = ?DEFAULT_LOCAL_ENGINE_ID, + LocalEngineID = local_engine_id(S), case (catch handle_send_trap(S, Trap, NotifyName, ContextName, Recv, Varbinds, LocalEngineID, ExtraInfo)) of {ok, NewS} -> @@ -1014,11 +969,11 @@ handle_call(restart_set_worker, _From, #state{set_worker = Pid} = S) -> {reply, ok, S}; handle_call({send_notif, Notification, SendOpts}, _From, S) -> - ?vlog("[handle_info] send trap request:" + ?vlog("[handle_call] send notif request:" "~n Notification: ~p" "~n SendOpts: ~p", [Notification, SendOpts]), - case (catch handle_send_trap(call, S, Notification, SendOpts)) of + case (catch handle_send_trap(S, Notification, SendOpts)) of {ok, NewS} -> {reply, ok, NewS}; {'EXIT', Reason} -> @@ -1039,18 +994,8 @@ handle_call({send_trap, Trap, NotifyName, ContextName, Recv, Varbinds}, "~n Recv: ~p" "~n Varbinds: ~p", [Trap, NotifyName, ContextName, Recv, Varbinds]), - ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, - LocalEngineID = - case S#state.type of - master_agent -> - ?DEFAULT_LOCAL_ENGINE_ID; - _ -> - %% subagent - - %% we don't need this now, eventually the trap send - %% request will reach the master-agent and then it - %% will look up the proper engine id. - ignore - end, + ExtraInfo = ?DEFAULT_NOTIF_EXTRA_INFO, + LocalEngineID = local_engine_id(S), case (catch handle_send_trap(S, Trap, NotifyName, ContextName, Recv, Varbinds, LocalEngineID, ExtraInfo)) of {ok, NewS} -> @@ -1595,7 +1540,7 @@ handle_backup_res([{Who, Crap}|Results], Acc) -> %% because we (for some reason) support the function %% snmpa:current_community(). %%----------------------------------------------------------------- -cheat({community, SecModel, Community, _TAddress}, Address, ContextName) -> +cheat({community, _SecModel, Community, _TAddress}, Address, ContextName) -> {Community, Address, ContextName}; cheat({community, _SecModel, Community, _TDomain, _TAddress}, Address, ContextName) -> @@ -1859,7 +1804,7 @@ handle_acm_error(Vsn, Reason, Pdu, ACMData, Address, Extra) -> ok end. -get_opt(Key, Default, SendOpts) -> +get_send_opt(Key, Default, SendOpts) -> case lists:keysearch(Key, 1, SendOpts) of {value, {Key, Value}} -> Value; @@ -1867,40 +1812,19 @@ get_opt(Key, Default, SendOpts) -> Default end. -handle_send_trap(call, #state{type = master_agent} = S, - Notification, SendOpts) -> - SendOpts2 = - case lists:keymember(local_engine_id, 1, SendOpts) of - true -> - SendOpts; - false -> - [{local_engine_id, ?DEFAULT_LOCAL_ENGINE_ID}|SendOpts] - end, - handle_send_trap(S, Notification, SendOpts2); -handle_send_trap(call, S, Notification, SendOpts) -> - SendOpts2 = - case lists:keymember(local_engine_id, 1, SendOpts) of - true -> - SendOpts; - false -> - %% subagent - - %% we don't need this now, eventually the trap send - %% request will reach the master-agent and then it - %% will look up the proper engine id. - [{local_engine_id, ignore}|SendOpts] - end, - handle_send_trap(S, Notification, SendOpts2); -handle_send_trap(_, S, Notification, SendOpts) -> - handle_send_trap(S, Notification, SendOpts). - handle_send_trap(S, Notification, SendOpts) -> - NotifyName = get_opt(name, "", SendOpts), - ContextName = get_opt(context, "", SendOpts), - Recv = get_opt(receiver, no_receiver, SendOpts), - Varbinds = get_opt(varbinds, [], SendOpts), - ExtraInfo = get_opt(extra, ?DEFAULT_NOTIF_EXTRA_INFO, SendOpts), + NotifyName = get_send_opt(name, "", SendOpts), + ContextName = get_send_opt(context, "", SendOpts), + Recv = get_send_opt(receiver, no_receiver, SendOpts), + Varbinds = get_send_opt(varbinds, [], SendOpts), + ExtraInfo = get_send_opt(extra, ?DEFAULT_NOTIF_EXTRA_INFO, SendOpts), LocalEngineID = - get_opt(local_engine_id, ?DEFAULT_LOCAL_ENGINE_ID, SendOpts), + case lists:keysearch(local_engine_id, 1, SendOpts) of + {value, {local_engine_id, Value}} -> + Value; + false -> + local_engine_id(S) + end, handle_send_trap(S, Notification, NotifyName, ContextName, Recv, Varbinds, LocalEngineID, ExtraInfo). @@ -1908,11 +1832,11 @@ handle_send_trap(#state{type = Type} = S, Notification, NotifyName, ContextName, Recv, Varbinds, LocalEngineID, ExtraInfo) -> ?vtrace("handle_send_trap -> entry with" - "~n Agent type: ~p" - "~n TrapName: ~p" - "~n NotifyName: ~p" - "~n ContextName: ~p" - "~n LocalEngineID: ~p", + "~n Agent type: ~p" + "~n TrapName: ~p" + "~n NotifyName: ~p" + "~n ContextName: ~p" + "~n LocalEngineID: ~p", [Type, Notification, NotifyName, ContextName, LocalEngineID]), case snmpa_trap:construct_trap(Notification, Varbinds) of {ok, TrapRecord, VarList} -> @@ -4001,6 +3925,18 @@ subagents_verbosity(_,_V) -> %% --------------------------------------------------------------------- +local_engine_id(#state{type = master_agent}) -> + ?DEFAULT_LOCAL_ENGINE_ID; +local_engine_id(_) -> + %% subagent - + %% we don't need this now, eventually the trap send + %% request will reach the master-agent and then it + %% will look up the proper engine id. + ignore. + + +%% --------------------------------------------------------------------- + handle_get_log_type(#state{net_if_mod = Mod}) when Mod =/= undefined -> case (catch Mod:get_log_type(get(net_if))) of diff --git a/lib/snmp/src/agent/snmpa_internal.hrl b/lib/snmp/src/agent/snmpa_internal.hrl index a490a78f84..20a36cc118 100644 --- a/lib/snmp/src/agent/snmpa_internal.hrl +++ b/lib/snmp/src/agent/snmpa_internal.hrl @@ -22,7 +22,8 @@ -include_lib("snmp/src/app/snmp_internal.hrl"). --define(DEFAULT_LOCAL_ENGINE_ID, snmp_framework_mib:get_engine_id()). +%% The DEFAULT_LOCAL_ENGINE_ID macro can only be used by the master_agent!! +-define(DEFAULT_LOCAL_ENGINE_ID, snmp_framework_mib:get_engine_id()). -define(DEFAULT_NOTIF_EXTRA_INFO, {snmpa_default_notification_extra_info}). -define(snmpa_info(F, A), ?snmp_info("agent", F, A)). diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl index 4f50b1a674..0305e1fbec 100644 --- a/lib/snmp/src/agent/snmpa_mpd.erl +++ b/lib/snmp/src/agent/snmpa_mpd.erl @@ -468,15 +468,10 @@ v3_proc(NoteStore, Packet, LocalEngineID, V3Hdr, Data, Log) -> _ -> %% 4.2.2.1.2 NIsReportable = snmp_misc:is_reportable_pdu(Type), - Val = inc(snmpUnknownPDUHandlers), ErrorInfo = - {#varbind{oid = ?snmpUnknownPDUHandlers, - variabletype = 'Counter32', - value = Val}, - SecName, - [{securityLevel, SecLevel}, - {contextEngineID, ContextEngineID}, - {contextName, ContextName}]}, + snmpUnknownPDUHandlers_ei(SecName, SecLevel, + ContextEngineID, + ContextName), case generate_v3_report_msg(MsgID, MsgSecurityModel, Data, LocalEngineID, @@ -507,6 +502,21 @@ v3_proc(NoteStore, Packet, LocalEngineID, V3Hdr, Data, Log) -> end end. +make_error_info(Variable, Oid, SecName, Opts) -> + Val = inc(Variable), + VB = #varbind{oid = Oid, + variabletype = 'Counter32', + value = Val}, + {VB, SecName, Opts}. + +snmpUnknownPDUHandlers_ei(SecName, SecLevel, + ContextEngineID, ContextName) -> + Opts = [{securityLevel, SecLevel}, + {contextEngineID, ContextEngineID}, + {contextName, ContextName}], + make_error_info(snmpUnknownPDUHandlers, + ?snmpUnknownPDUHandlers_instance, + SecName, Opts). get_security_module(?SEC_USM) -> snmpa_usm; diff --git a/lib/snmp/src/agent/snmpa_set_lib.erl b/lib/snmp/src/agent/snmpa_set_lib.erl index 191029f6db..9f355855b4 100644 --- a/lib/snmp/src/agent/snmpa_set_lib.erl +++ b/lib/snmp/src/agent/snmpa_set_lib.erl @@ -143,8 +143,8 @@ consistency_check(Varbinds) -> consistency_check(Varbinds, []). consistency_check([{TableOid, TableVbs} | Varbinds], Done) -> ?vtrace("consistency_check -> entry with" - "~n TableOid: ~p" - "~n TableVbs: ~p",[TableOid,TableVbs]), + "~n TableOid: ~p" + "~n TableVbs: ~p", [TableOid, TableVbs]), TableOpsWithShortOids = deletePrefixes(TableOid, TableVbs), [#ivarbind{mibentry = MibEntry}|_] = TableVbs, case is_set_ok_table(MibEntry, TableOpsWithShortOids) of @@ -158,7 +158,7 @@ consistency_check([{TableOid, TableVbs} | Varbinds], Done) -> end; consistency_check([IVarbind | Varbinds], Done) -> ?vtrace("consistency_check -> entry with" - "~n IVarbind: ~p",[IVarbind]), + "~n IVarbind: ~p", [IVarbind]), #ivarbind{varbind = Varbind, mibentry = MibEntry} = IVarbind, #varbind{value = Value, org_index = OrgIndex} = Varbind, case is_set_ok_variable(MibEntry, Value) of @@ -358,32 +358,39 @@ make_value_a_correct_value(Value, ASN1Type, Mfa) -> %% Runtime debug support %%----------------------------------------------------------------- -% XXX: This function match on the exakt return codes from EXIT -% messages. As of this writing it was not decided if this is -% the right way so don't blindly do things this way. -% -% We fake a real EXIT signal as the return value because the -% result is passed to the function snmpa_agent:validate_err() -% that expect it. +%% XYZ: This function match on the exakt return codes from EXIT +%% messages. As of this writing it was not decided if this is +%% the right way so don't blindly do things this way. +%% +%% We fake a real EXIT signal as the return value because the +%% result is passed to the function snmpa_agent:validate_err() +%% that expect it. dbg_apply(M,F,A) -> - Result = - case get(verbosity) of - false -> - (catch apply(M,F,A)); - _ -> - ?vlog("~n apply: ~w,~w,~p~n", [M,F,A]), - Res = (catch apply(M,F,A)), - ?vlog("~n returned: ~p", [Res]), - Res - end, - case Result of + case maybe_verbose_apply(M, F, A) of + %% <Future proofing> + %% As of R15 we get extra info containing, + %% among other things, line numbers. + {'EXIT', {undef, [{M, F, A, _} | _]}} -> + {'EXIT', {hook_undef, {M, F, A}}}; + {'EXIT', {function_clause, [{M, F, A, _} | _]}} -> + {'EXIT', {hook_function_clause, {M, F, A}}}; + + %% This is really overkill, but just to be on the safe side... + {'EXIT', {undef, {M, F, A, _}}} -> + {'EXIT', {hook_undef, {M, F, A}}}; + {'EXIT', {function_clause, {M, F, A, _}}} -> + {'EXIT', {hook_function_clause, {M, F, A}}}; + %% </Future proofing> + + + %% Old format format for compatibility {'EXIT', {undef, [{M, F, A} | _]}} -> {'EXIT', {hook_undef, {M, F, A}}}; {'EXIT', {function_clause, [{M, F, A} | _]}} -> {'EXIT', {hook_function_clause, {M, F, A}}}; - % XXX: Old format for compatibility + % XYZ: Older format for compatibility {'EXIT', {undef, {M, F, A}}} -> {'EXIT', {hook_undef, {M, F, A}}}; {'EXIT', {function_clause, {M, F, A}}} -> @@ -393,3 +400,15 @@ dbg_apply(M,F,A) -> Result end. + +maybe_verbose_apply(M, F, A) -> + case get(verbosity) of + false -> + (catch apply(M,F,A)); + _ -> + ?vlog("~n apply: ~w,~w,~p~n", [M,F,A]), + Res = (catch apply(M,F,A)), + ?vlog("~n returned: ~p", [Res]), + Res + end. + diff --git a/lib/snmp/src/agent/snmpa_trap.erl b/lib/snmp/src/agent/snmpa_trap.erl index 567de020c0..5b579efc13 100644 --- a/lib/snmp/src/agent/snmpa_trap.erl +++ b/lib/snmp/src/agent/snmpa_trap.erl @@ -379,8 +379,13 @@ send_discovery(TargetName, Record, ContextName, Vbs, NetIf, ExtraInfo) -> get_values(VariablesWithType) -> {Order, Varbinds} = extract_order(VariablesWithType, 1), + ?vtrace("get_values -> " + "~n Order: ~p" + "~n Varbinds: ~p", [Order, Varbinds]), case snmpa_agent:do_get(snmpa_acm:get_root_mib_view(), Varbinds, true) of {noError, _, NewVarbinds} -> + ?vtrace("get_values -> values retrieved" + "~n NewVarbinds: ~p", [NewVarbinds]), %% NewVarbinds is the result of: %% first a reverse, then a sort on the oid field and finally %% a reverse during the get-processing so we need to re-sort |