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-rw-r--r--lib/snmp/test/snmp_agent_test_lib.erl319
1 files changed, 237 insertions, 82 deletions
diff --git a/lib/snmp/test/snmp_agent_test_lib.erl b/lib/snmp/test/snmp_agent_test_lib.erl
index 757aebfa9b..11c05fc1db 100644
--- a/lib/snmp/test/snmp_agent_test_lib.erl
+++ b/lib/snmp/test/snmp_agent_test_lib.erl
@@ -28,7 +28,7 @@
start_mt_agent/1, start_mt_agent/2,
stop_agent/1,
- start_sup/0, stop_sup/2,
+ %% start_sup/0, stop_sup/2,
start_subagent/3, stop_subagent/1,
start_sub_sup/1, start_sub_sup/2,
@@ -58,7 +58,7 @@
init_all/1, finish_all/1,
init_case/1,
try_test/2, try_test/3, try_test/4,
- expect/2, expect/3, expect/4, expect/6,
+ expect/3, expect/4, expect/5, expect/7,
regs/0,
rpc/3
@@ -418,10 +418,10 @@ start_bilingual_agent(Config, Opts)
start_agent(Config, [v1,v2], Opts).
start_mt_agent(Config) when is_list(Config) ->
- start_agent(Config, [v2], [{snmp_multi_threaded, true}]).
+ start_agent(Config, [v2], [{multi_threaded, true}]).
start_mt_agent(Config, Opts) when is_list(Config) andalso is_list(Opts) ->
- start_agent(Config, [v2], [{snmp_multi_threaded, true}|Opts]).
+ start_agent(Config, [v2], [{multi_threaded, true}|Opts]).
start_agent(Config, Vsns) ->
start_agent(Config, Vsns, []).
@@ -437,79 +437,231 @@ start_agent(Config, Vsns, Opts) ->
?line AgentDbDir = ?config(agent_db_dir, Config),
?line SaNode = ?config(snmp_sa, Config),
- app_env_init(vsn_init(Vsns) ++
- [{audit_trail_log, read_write_log},
- {audit_trail_log_dir, AgentLogDir},
- {audit_trail_log_size, {10240, 10}},
- {force_config_reload, false},
- {snmp_agent_type, master},
- {snmp_config_dir, AgentConfDir},
- {snmp_db_dir, AgentDbDir},
- {snmp_local_db_auto_repair, true},
- {snmp_local_db_verbosity, log},
- {snmp_master_agent_verbosity, trace},
- {snmp_supervisor_verbosity, trace},
- {snmp_mibserver_verbosity, log},
- {snmp_symbolic_store_verbosity, log},
- {snmp_note_store_verbosity, log},
- {snmp_net_if_verbosity, trace}],
- Opts),
-
+ Env = app_agent_env_init(
+ [{versions, Vsns},
+ {agent_type, master},
+ {agent_verbosity, trace},
+ {db_dir, AgentDbDir},
+ {audit_trail_log, [{type, read_write},
+ {dir, AgentLogDir},
+ {size, {10240, 10}}]},
+ {config, [{dir, AgentConfDir},
+ {force_load, false},
+ {verbosity, trace}]},
+ {local_db, [{repair, true},
+ {verbosity, log}]},
+ {mib_server, [{verbosity, log}]},
+ {symbolic_store, [{verbosity, log}]},
+ {note_store, [{verbosity, log}]},
+ {net_if, [{verbosity, trace}]}],
+ Opts),
+
process_flag(trap_exit,true),
{ok, AppSup} = snmp_app_sup:start_link(),
unlink(AppSup),
- ?DBG("start_agent -> snmp app supervisor: ~p",[AppSup]),
+ ?DBG("start_agent -> snmp app supervisor: ~p", [AppSup]),
- ?DBG("start_agent -> start master agent (old style)",[]),
- ?line Sup = start_sup(),
+ ?DBG("start_agent -> start master agent",[]),
+ ?line Sup = start_sup(Env),
- ?DBG("start_agent -> unlink from supervisor",[]),
+ ?DBG("start_agent -> unlink from supervisor", []),
?line unlink(Sup),
?line SaDir = ?config(sa_dir, Config),
- ?DBG("start_agent -> (rpc) start sub on ~p",[SaNode]),
+ ?DBG("start_agent -> (rpc) start sub on ~p", [SaNode]),
?line {ok, Sub} = start_sub_sup(SaNode, SaDir),
?DBG("start_agent -> done",[]),
?line [{snmp_sup, {Sup, self()}}, {snmp_sub, Sub} | Config].
-vsn_init(Vsn) ->
- vsn_init([v1,v2,v3], Vsn, []).
+app_agent_env_init(Env0, Opts) ->
+ ?DBG("app_agent_env_init -> unload snmp",[]),
+ ?line application:unload(snmp),
+
+ ?DBG("app_agent_env_init -> load snmp",[]),
+ ?line application:load(snmp),
-vsn_init([], _Vsn, Acc) ->
- Acc;
-vsn_init([V|Vsns], Vsn, Acc) ->
- case lists:member(V, Vsn) of
- true ->
- vsn_init(Vsns, Vsn, [{V, true}|Acc]);
- false ->
- vsn_init(Vsns, Vsn, [{V, false}|Acc])
+ ?DBG("app_agent_env_init -> "
+ "merge or maybe replace (snmp agent) app env",[]),
+ Env = add_or_maybe_merge_agent_env(Opts, Env0),
+ ?DBG("app_agent_env_init -> merged env: "
+ "~n ~p", [Env]),
+
+ %% We put it into the app environment just as
+ %% a precaution, since when starting normally,
+ %% this is where the environment is extracted from.
+ app_agent_set_env(Env),
+ Env.
+
+app_agent_set_env(Value) ->
+ application_controller:set_env(snmp, agent, Value).
+
+add_or_maybe_merge_agent_env([], Env) ->
+ ?DBG("merging agent env -> merged", []),
+ lists:keysort(1, Env);
+add_or_maybe_merge_agent_env([{Key, Value1}|Opts], Env) ->
+ ?DBG("merging agent env -> add, replace or merge ~p", [Key]),
+ case lists:keysearch(Key, 1, Env) of
+ {value, {Key, Value1}} ->
+ %% Identical, move on
+ ?DBG("merging agent env -> "
+ "no need to merge ~p - identical - keep: "
+ "~n ~p", [Key, Value1]),
+ add_or_maybe_merge_agent_env(Opts, Env);
+ {value, {Key, Value2}} ->
+ %% Another value, merge or replace
+ NewValue = merge_or_replace_agent_env(Key, Value1, Value2),
+ Env2 = lists:keyreplace(Key, 1, Env, {Key, NewValue}),
+ add_or_maybe_merge_agent_env(Opts, Env2);
+ false ->
+ ?DBG("merging agent env -> no old ~p to merge with - add: "
+ "~n ~p", [Key, Value1]),
+ add_or_maybe_merge_agent_env(Opts, [{Key, Value1}|Env])
end.
-app_env_init(Env0, Opts) ->
- ?DBG("app_env_init -> unload snmp",[]),
- ?line application:unload(snmp),
- ?DBG("app_env_init -> load snmp",[]),
- ?line application:load(snmp),
- ?DBG("app_env_init -> initiate (snmp) application env",[]),
- F1 = fun({Key, Val} = New, Acc0) ->
- ?DBG("app_env_init -> "
- "updating setting ~p to ~p", [Key, Val]),
- case lists:keyreplace(Key, 1, Acc0, New) of
- Acc0 ->
- [New|Acc0];
- Acc ->
- Acc
- end
- end,
- Env = lists:foldr(F1, Env0, Opts),
- ?DBG("app_env_init -> Env: ~p",[Env]),
- F2 = fun({Key,Val}) ->
- ?DBG("app_env_init -> setting ~p to ~p",[Key, Val]),
- application_controller:set_env(snmp, Key, Val)
- end,
- lists:foreach(F2, Env).
+merge_or_replace_agent_env(versions, NewVersions, _OldVersions) ->
+ ?DBG("merging agent env -> versions replaced: ~p -> ~p",
+ [NewVersions, _OldVersions]),
+ NewVersions;
+merge_or_replace_agent_env(agent_type, NewType, _OldType) ->
+ ?DBG("merging agent env -> agent type replaced: ~p -> ~p",
+ [NewType, _OldType]),
+ NewType;
+merge_or_replace_agent_env(agent_verbosity, NewVerbosity, _OldVerbosity) ->
+ ?DBG("merging agent env -> agent verbosity replaced: ~p -> ~p",
+ [NewVerbosity, _OldVerbosity]),
+ NewVerbosity;
+merge_or_replace_agent_env(db_dir, NewDbDir, _OldDbDir) ->
+ ?DBG("merging agent env -> db-dir replaced: ~p -> ~p",
+ [NewDbDir, _OldDbDir]),
+ NewDbDir;
+merge_or_replace_agent_env(audit_trail_log, NewATL, OldATL) ->
+ merge_or_replace_agent_env_atl(NewATL, OldATL);
+merge_or_replace_agent_env(config, NewConfig, OldConfig) ->
+ merge_or_replace_agent_env_config(NewConfig, OldConfig);
+merge_or_replace_agent_env(local_db, NewLdb, OldLdb) ->
+ merge_or_replace_agent_env_ldb(NewLdb, OldLdb);
+merge_or_replace_agent_env(mib_storage, NewMst, OldMst) ->
+ merge_or_replace_agent_env_mib_storage(NewMst, OldMst);
+merge_or_replace_agent_env(mib_server, NewMibs, OldMibs) ->
+ merge_or_replace_agent_env_mib_server(NewMibs, OldMibs);
+merge_or_replace_agent_env(symbolic_store, NewSymStore, OldSymStore) ->
+ merge_or_replace_agent_env_symbolic_store(NewSymStore, OldSymStore);
+merge_or_replace_agent_env(note_store, NewNoteStore, OldNoteStore) ->
+ merge_or_replace_agent_env_note_store(NewNoteStore, OldNoteStore);
+merge_or_replace_agent_env(net_if, NewNetIf, OldNetIf) ->
+ merge_or_replace_agent_env_net_if(NewNetIf, OldNetIf);
+merge_or_replace_agent_env(Key, NewValue, OldValue) ->
+ ?FAIL({not_implemented_merge_or_replace,
+ Key, NewValue, OldValue}).
+
+merge_or_replace_agent_env_atl(New, Old) ->
+ ATL = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> audit-trail-log merged: "
+ "~n ~p | ~p -> ~p", [New, Old, ATL]),
+ ATL.
+
+merge_or_replace_agent_env_config(New, Old) ->
+ Config = merge_agent_options(New, Old),
+ case lists:keymember(dir, 1, Config) of
+ true ->
+ ?DBG("merging agent env -> config merged: "
+ "~n ~p | ~p -> ~p", [New, Old, Config]),
+ Config;
+ false ->
+ ?FAIL({missing_mandatory_option, {config, dir}})
+ end.
+
+merge_or_replace_agent_env_ldb(New, Old) ->
+ LDB = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> local-db merged: "
+ "~n ~p | ~p -> ~p", [New, Old, LDB]),
+ LDB.
+
+merge_or_replace_agent_env_mib_storage(NewMibStorage, OldMibStorage) ->
+ %% Shall we merge or replace?
+ %% module is mandatory. We will only merge if NewModule is
+ %% equal to OldModule.
+ NewModule =
+ case lists:keysearch(module, 1, NewMibStorage) of
+ {value, {module, M}} ->
+ M;
+ false ->
+ ?FAIL({missing_mandatory_option, {mib_storage, module}})
+ end,
+ case lists:keysearch(module, 1, OldMibStorage) of
+ {value, {module, NewModule}} ->
+ %% Same module => merge
+ %% Non-ex new options => remove
+ %% Ex new options and non-ex old options => replace
+ %% Otherwise merge
+ case lists:keysearch(options, 1, NewMibStorage) of
+ false ->
+ ?DBG("merging agent env -> "
+ "no mib-storage ~p merge needed - "
+ "no new options (= remove old options)", [NewModule]),
+ NewMibStorage;
+ {value, {options, NewOptions}} ->
+ case lists:keysearch(options, 1, OldMibStorage) of
+ false ->
+ ?DBG("merging agent env -> "
+ "no mib-storage ~p merge needed - "
+ "no old options", [NewModule]),
+ NewMibStorage;
+ {value, {options, OldOptions}} ->
+ MergedOptions =
+ merge_agent_options(NewOptions, OldOptions),
+ ?DBG("merging agent env -> mib-storage ~p merged: "
+ "~n Options: ~p | ~p -> ~p",
+ [NewModule,
+ NewOptions, OldOptions, MergedOptions]),
+ [{module, NewModule},
+ {options, MergedOptions}]
+ end
+ end;
+ _ ->
+ %% Diff module => replace
+ ?DBG("merging agent env -> "
+ "no mib-storage ~p merge needed - "
+ "new module", [NewModule]),
+ NewMibStorage
+ end.
+
+merge_or_replace_agent_env_mib_server(New, Old) ->
+ MibServer = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> mib-server merged: "
+ "~n ~p | ~p -> ~p", [New, Old, MibServer]),
+ MibServer.
+
+merge_or_replace_agent_env_symbolic_store(New, Old) ->
+ SymbolicStore = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> symbolic-store merged: "
+ "~n ~p | ~p -> ~p", [New, Old, SymbolicStore]),
+ SymbolicStore.
+
+merge_or_replace_agent_env_note_store(New, Old) ->
+ NoteStore = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> note-store merged: "
+ "~n ~p | ~p -> ~p", [New, Old, NoteStore]),
+ NoteStore.
+
+merge_or_replace_agent_env_net_if(New, Old) ->
+ NetIf = merge_agent_options(New, Old),
+ ?DBG("merging agent env -> net-if merged: "
+ "~n ~p | ~p -> ~p", [New, Old, NetIf]),
+ NetIf.
+
+merge_agent_options([], Options) ->
+ lists:keysort(1, Options);
+merge_agent_options([{Key, _Value} = Opt|Opts], Options) ->
+ case lists:keysearch(Key, 1, Options) of
+ {value, _} ->
+ NewOptions = lists:keyreplace(Key, 1, Options, Opt),
+ merge_agent_options(Opts, NewOptions);
+ false ->
+ merge_agent_options(Opts, [Opt|Options])
+ end.
stop_agent(Config) when is_list(Config) ->
@@ -544,8 +696,8 @@ stop_agent(Config) when is_list(Config) ->
lists:keydelete(snmp_sub, 1, C1).
-start_sup() ->
- case (catch snmpa_app:start(normal)) of
+start_sup(Env) ->
+ case (catch snmp_app_sup:start_agent(normal, Env)) of
{ok, S} ->
?DBG("start_agent -> started, Sup: ~p",[S]),
S;
@@ -553,7 +705,7 @@ start_sup() ->
Else ->
?DBG("start_agent -> unknown result: ~n~p",[Else]),
%% Get info about the apps we depend on
- ?FAIL({start_failed,Else, ?IS_MNESIA_RUNNING()})
+ ?FAIL({start_failed, Else, ?IS_MNESIA_RUNNING()})
end.
stop_sup(Pid, _) when (node(Pid) =:= node()) ->
@@ -594,7 +746,7 @@ start_sub_sup(Node, Dir) ->
start_sub_sup(Dir) ->
?DBG("start_sub -> entry",[]),
- Opts = [{db_dir, Dir},
+ Opts = [{db_dir, Dir},
{supervisor, [{verbosity, trace}]}],
{ok, P} = snmpa_supervisor:start_sub_sup(Opts),
unlink(P),
@@ -690,31 +842,33 @@ agent_info(Sup) ->
%% ---
+%% The first two arguments are simple to be able to find where in the
+%% (test) code this call is made.
-expect(Id, A) ->
- Fun = fun() -> do_expect(A) end,
- expect2(Id, Fun).
+expect(Mod, Line, What) ->
+ Fun = fun() -> do_expect(What) end,
+ expect2(Mod, Line, Fun).
-expect(Id, A, B) ->
- Fun = fun() -> do_expect(A, B) end,
- expect2(Id, Fun).
+expect(Mod, Line, What, ExpVBs) ->
+ Fun = fun() -> do_expect(What, ExpVBs) end,
+ expect2(Mod, Line, Fun).
-expect(Id, A, B, C) ->
- Fun = fun() -> do_expect(A, B, C) end,
- expect2(Id, Fun).
+expect(Mod, Line, Error, Index, ExpVBS) ->
+ Fun = fun() -> do_expect(Error, Index, ExpVBS) end,
+ expect2(Mod, Line, Fun).
-expect(Id, A, B, C, D, E) ->
- Fun = fun() -> do_expect(A, B, C, D, E) end,
- expect2(Id, Fun).
+expect(Mod, Line, Type, Enterp, Generic, Specific, ExpVBs) ->
+ Fun = fun() -> do_expect(Type, Enterp, Generic, Specific, ExpVBs) end,
+ expect2(Mod, Line, Fun).
-expect2(Id, F) ->
- io:format("EXPECT for ~w~n", [Id]),
+expect2(Mod, Line, F) ->
+ io:format("EXPECT for ~w:~w~n", [Mod, Line]),
case F() of
{error, Reason} ->
- io:format("EXPECT failed for ~w: ~n~p~n", [Id, Reason]),
- throw({error, {expect, Id, Reason}});
+ io:format("EXPECT failed at ~w:~w => ~n~p~n", [Mod, Line, Reason]),
+ throw({error, {expect, Mod, Line, Reason}});
Else ->
- io:format("EXPECT result for ~w: ~n~p~n", [Id, Else]),
+ io:format("EXPECT result for ~w:~w => ~n~p~n", [Mod, Line, Else]),
Else
end.
@@ -766,7 +920,8 @@ do_expect({timeout, To}) ->
end;
do_expect({Err, To})
- when is_atom(Err) andalso (is_integer(To) orelse (To =:= infinity)) ->
+ when (is_atom(Err) andalso
+ ((is_integer(To) andalso To > 0) orelse (To =:= infinity))) ->
io:format("EXPECT error ~w within ~w~n", [Err, To]),
do_expect({{error, Err}, To});