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-rw-r--r--lib/snmp/src/agent/snmpa_agent.erl185
1 files changed, 94 insertions, 91 deletions
diff --git a/lib/snmp/src/agent/snmpa_agent.erl b/lib/snmp/src/agent/snmpa_agent.erl
index 57846db13b..c267ce5a70 100644
--- a/lib/snmp/src/agent/snmpa_agent.erl
+++ b/lib/snmp/src/agent/snmpa_agent.erl
@@ -159,12 +159,15 @@
%% it is sent to the worker, and the worker is marked as busy.
%% If a request is received when the worker is busy, a new temporary
%% worker is spawned.
+%%
%% Code change
%% ===========
%% Note that the worker(s) execute the same module as the master
%% agent. For code change we have two options - ignore the workers,
%% or send them a code change message.
+%%
%%-----------------------------------------------------------------
+
-record(state, {type,
parent,
worker,
@@ -219,22 +222,19 @@
%%-----------------------------------------------------------------
start_link(Prio, Parent, Ref, Options) ->
?d("start_link -> entry with"
- "~n Prio: ~p"
- "~n Parent: ~p"
- "~n Ref: ~p"
- "~n Options: ~p", [Prio, Parent, Ref, Options]),
- %% gen_server:start_link(?MODULE, [Prio, Parent, Ref, Options], []).
+ "~n Prio: ~p"
+ "~n Parent: ~p"
+ "~n Ref: ~p"
+ "~n Options: ~p", [Prio, Parent, Ref, Options]),
?GS_START_LINK3(Prio, Parent, Ref, Options).
start_link(Prio, Name, Parent, Ref, Options) ->
?d("start_link -> entry with"
- "~n Prio: ~p"
- "~n Name: ~p"
- "~n Parent: ~p"
- "~n Ref: ~p"
- "~n Options: ~p", [Prio, Name, Parent, Ref, Options]),
-% gen_server:start_link({local, Name}, ?MODULE,
-% [Prio, Parent, Ref, Options], []).
+ "~n Prio: ~p"
+ "~n Name: ~p"
+ "~n Parent: ~p"
+ "~n Ref: ~p"
+ "~n Options: ~p", [Prio, Name, Parent, Ref, Options]),
?GS_START_LINK4(Prio, Name, Parent, Ref, Options).
stop(Agent) -> call(Agent, stop).
@@ -335,10 +335,10 @@ increment_counter(Counter, Initial, Max) ->
init([Prio, Parent, Ref, Options]) ->
?d("init -> entry with"
- "~n Prio: ~p"
- "~n Parent: ~p"
- "~n Ref: ~p"
- "~n Options: ~p", [Prio, Parent, Ref, Options]),
+ "~n Prio: ~p"
+ "~n Parent: ~p"
+ "~n Ref: ~p"
+ "~n Options: ~p", [Prio, Parent, Ref, Options]),
case (catch do_init(Prio, Parent, Ref, Options)) of
{ok, State} ->
?vdebug("started",[]),
@@ -1457,80 +1457,80 @@ handle_mibs_cache_request(MibServer, Req) ->
%% Downgrade
%%
-code_change({down, _Vsn}, S1, downgrade_to_pre_4_17_3) ->
- #state{type = Type,
- parent = Parent,
- worker = Worker,
- worker_state = WorkerState,
- set_worker = SetWorker,
- multi_threaded = MT,
- ref = Ref,
- vsns = Vsns,
- nfilters = NF,
- note_store = NoteStore,
- mib_server = MS,
- net_if = NetIf,
- net_if_mod = NetIfMod,
- backup = Backup,
- disco = Disco,
- mibs_cache_request = MCR} = S1,
- S2 = {state,
- type = Type,
- parent = Parent,
- worker = Worker,
- worker_state = WorkerState,
- set_worker = SetWorker,
- multi_threaded = MT,
- ref = Ref,
- vsns = Vsns,
- nfilters = NF,
- note_store = NoteStore,
- mib_server = MS,
- net_if = NetIf,
- net_if_mod = NetIfMod,
- backup = Backup,
- disco = Disco,
- mibs_cache_request = MCR},
- {ok, S2};
-
-%% Upgrade
-%%
-code_change(_Vsn, S1, upgrade_from_pre_4_17_3) ->
- {state,
- type = Type,
- parent = Parent,
- worker = Worker,
- worker_state = WorkerState,
- set_worker = SetWorker,
- multi_threaded = MT,
- ref = Ref,
- vsns = Vsns,
- nfilters = NF,
- note_store = NoteStore,
- mib_server = MS,
- net_if = NetIf,
- net_if_mod = NetIfMod,
- backup = Backup,
- disco = Disco,
- mibs_cache_request = MCR} = S1,
- S2 = #state{type = Type,
- parent = Parent,
- worker = Worker,
- worker_state = WorkerState,
- set_worker = SetWorker,
- multi_threaded = MT,
- ref = Ref,
- vsns = Vsns,
- nfilters = NF,
- note_store = NoteStore,
- mib_server = MS,
- net_if = NetIf,
- net_if_mod = NetIfMod,
- backup = Backup,
- disco = Disco,
- mibs_cache_request = MCR,
- gb_max_vbs = ?DEFAULT_GB_MAX_VBS},
- {ok, S2};
+%% code_change({down, _Vsn}, S1, downgrade_to_pre_4_17_3) ->
+%% #state{type = Type,
+%% parent = Parent,
+%% worker = Worker,
+%% worker_state = WorkerState,
+%% set_worker = SetWorker,
+%% multi_threaded = MT,
+%% ref = Ref,
+%% vsns = Vsns,
+%% nfilters = NF,
+%% note_store = NoteStore,
+%% mib_server = MS,
+%% net_if = NetIf,
+%% net_if_mod = NetIfMod,
+%% backup = Backup,
+%% disco = Disco,
+%% mibs_cache_request = MCR} = S1,
+%% S2 = {state,
+%% type = Type,
+%% parent = Parent,
+%% worker = Worker,
+%% worker_state = WorkerState,
+%% set_worker = SetWorker,
+%% multi_threaded = MT,
+%% ref = Ref,
+%% vsns = Vsns,
+%% nfilters = NF,
+%% note_store = NoteStore,
+%% mib_server = MS,
+%% net_if = NetIf,
+%% net_if_mod = NetIfMod,
+%% backup = Backup,
+%% disco = Disco,
+%% mibs_cache_request = MCR},
+%% {ok, S2};
+
+%% %% Upgrade
+%% %%
+%% code_change(_Vsn, S1, upgrade_from_pre_4_17_3) ->
+%% {state,
+%% type = Type,
+%% parent = Parent,
+%% worker = Worker,
+%% worker_state = WorkerState,
+%% set_worker = SetWorker,
+%% multi_threaded = MT,
+%% ref = Ref,
+%% vsns = Vsns,
+%% nfilters = NF,
+%% note_store = NoteStore,
+%% mib_server = MS,
+%% net_if = NetIf,
+%% net_if_mod = NetIfMod,
+%% backup = Backup,
+%% disco = Disco,
+%% mibs_cache_request = MCR} = S1,
+%% S2 = #state{type = Type,
+%% parent = Parent,
+%% worker = Worker,
+%% worker_state = WorkerState,
+%% set_worker = SetWorker,
+%% multi_threaded = MT,
+%% ref = Ref,
+%% vsns = Vsns,
+%% nfilters = NF,
+%% note_store = NoteStore,
+%% mib_server = MS,
+%% net_if = NetIf,
+%% net_if_mod = NetIfMod,
+%% backup = Backup,
+%% disco = Disco,
+%% mibs_cache_request = MCR,
+%% gb_max_vbs = ?DEFAULT_GB_MAX_VBS},
+%% {ok, S2};
code_change(_Vsn, S, _Extra) ->
{ok, S}.
@@ -4411,7 +4411,7 @@ get_mibs(Opts) ->
get_option(mibs, Opts, []).
get_mib_storage(Opts) ->
- get_option(mib_storage, Opts, ets).
+ get_option(mib_storage, Opts).
get_set_mechanism(Opts) ->
get_option(set_mechanism, Opts, snmpa_set).
@@ -4450,6 +4450,9 @@ net_if_verbosity(_Pid,_Verbosity) ->
ok.
+get_option(Key, Opts) ->
+ snmp_misc:get_option(Key, Opts).
+
get_option(Key, Opts, Default) ->
snmp_misc:get_option(Key, Opts, Default).