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-rw-r--r--lib/snmp/test/Makefile2
-rw-r--r--lib/snmp/test/modules.mk2
-rw-r--r--lib/snmp/test/snmp_agent_test.erl12
-rw-r--r--lib/snmp/test/snmp_agent_test_lib.erl121
-rw-r--r--lib/snmp/test/snmp_manager_test.erl76
-rw-r--r--lib/snmp/test/snmp_test_global_sys_monitor.erl214
-rw-r--r--lib/snmp/test/snmp_test_lib.erl8
-rw-r--r--lib/snmp/test/snmp_test_lib.hrl1
-rw-r--r--lib/snmp/test/snmp_test_server.erl4
-rw-r--r--lib/snmp/test/snmp_test_sys_monitor.erl86
10 files changed, 476 insertions, 50 deletions
diff --git a/lib/snmp/test/Makefile b/lib/snmp/test/Makefile
index a9142d911d..d9b01536ea 100644
--- a/lib/snmp/test/Makefile
+++ b/lib/snmp/test/Makefile
@@ -180,7 +180,7 @@ emakebuild: $(EMAKEFILE)
targets: mib $(EMAKEFILE)
erl -make
-old_targets: $(TARGET_FILES) $(TEST_SERVER_TARGETS)
+old_targets: mib $(TARGET_FILES) $(TEST_SERVER_TARGETS)
$(EMAKEFILE): Makefile
$(MAKE_EMAKE) $(ERL_COMPILE_FLAGS) -o$(EBIN) '*_SUITE_make' > $(EMAKEFILE)
diff --git a/lib/snmp/test/modules.mk b/lib/snmp/test/modules.mk
index 8b6547f9a9..ec3870dbd8 100644
--- a/lib/snmp/test/modules.mk
+++ b/lib/snmp/test/modules.mk
@@ -42,6 +42,8 @@ SUITE_MODULES = \
snmp_manager_test
TEST_UTIL_MODULES = \
+ snmp_test_global_sys_monitor \
+ snmp_test_sys_monitor \
snmp_test_lib \
snmp_test_manager \
snmp_test_mgr \
diff --git a/lib/snmp/test/snmp_agent_test.erl b/lib/snmp/test/snmp_agent_test.erl
index 860ca17cdb..a45cfa9e98 100644
--- a/lib/snmp/test/snmp_agent_test.erl
+++ b/lib/snmp/test/snmp_agent_test.erl
@@ -557,6 +557,8 @@ init_per_suite(Config0) when is_list(Config0) ->
Config3 = [{mib_dir, MibDir}, {std_mib_dir, StdMibDir} | Config2],
+ snmp_test_global_sys_monitor:start(),
+ snmp_test_sys_monitor:start(), % We need one on this node also
snmp_test_mgr_counter_server:start(),
p("init_per_suite -> end when"
@@ -580,6 +582,8 @@ end_per_suite(Config) when is_list(Config) ->
p("end_per_suite -> failed stopping counter server"
"~n Reason: ~p", [Reason])
end,
+ snmp_test_sys_monitor:stop(),
+ snmp_test_global_sys_monitor:stop(),
p("end_per_suite -> end when"
"~n Nodes: ~p", [erlang:nodes()]),
@@ -768,6 +772,8 @@ init_per_testcase(Case, Config) when is_list(Config) ->
Result = init_per_testcase1(Case, Config),
+ snmp_test_global_sys_monitor:reset_events(),
+
p("init_per_testcase -> done when"
"~n Result: ~p"
"~n Nodes: ~p", [Result, erlang:nodes()]),
@@ -817,6 +823,9 @@ end_per_testcase(Case, Config) when is_list(Config) ->
"~n Nodes: ~p", [Config, erlang:nodes()]),
display_log(Config),
+
+ p("system events during test: "
+ "~n ~p", [snmp_test_global_sys_monitor:events()]),
Result = end_per_testcase1(Case, Config),
@@ -1654,7 +1663,7 @@ create_local_db_dir(Config) when is_list(Config) ->
Name = list_to_atom(atom_to_list(create_local_db_dir)
++"-"++As++"-"++Bs++"-"++Cs),
Pa = filename:dirname(code:which(?MODULE)),
- {ok,Node} = ?t:start_node(Name, slave, [{args, "-pa "++Pa}]),
+ {ok,Node} = ?t:start_node(Name, slave, [{args, "-pa " ++ Pa}]),
%% first start with a nonexisting DbDir
Fun1 = fun() ->
@@ -6584,7 +6593,6 @@ otp_4394_test() ->
gn([[1,1]]),
Res =
case snmp_test_mgr:expect(1, [{[sysDescr,0], "Erlang SNMP agent"}]) of
- %% {error, 1, {"?",[]}, {"~w",[timeout]}}
{error, 1, _, {_, [timeout]}} ->
?DBG("otp_4394_test -> expected result: timeout", []),
ok;
diff --git a/lib/snmp/test/snmp_agent_test_lib.erl b/lib/snmp/test/snmp_agent_test_lib.erl
index 1128fc8a8c..615d6774b9 100644
--- a/lib/snmp/test/snmp_agent_test_lib.erl
+++ b/lib/snmp/test/snmp_agent_test_lib.erl
@@ -319,7 +319,7 @@ tc_try(N, M, F, A) ->
await_tc_runner_done(Runner, OldFlag);
pang ->
?EPRINT2("tc_try -> ~p *not* running~n", [N]),
- exit({node_not_running, N})
+ skip({node_not_running, N})
end.
await_tc_runner_started(Runner, OldFlag) ->
@@ -332,7 +332,7 @@ await_tc_runner_started(Runner, OldFlag) ->
{tc_runner_started, Runner} ->
?PRINT2("TC runner start acknowledged~n"),
ok
- after 10000 ->
+ after 10000 -> %% We should *really* not have to wait this long, but...
trap_exit(OldFlag),
unlink_and_flush_exit(Runner),
RunnerInfo = process_info(Runner),
@@ -346,9 +346,31 @@ await_tc_runner_started(Runner, OldFlag) ->
await_tc_runner_done(Runner, OldFlag) ->
receive
{'EXIT', Runner, Reason} ->
- ?EPRINT2("TC runner failed: "
- "~n ~p~n", [Reason]),
- exit({tx_runner_failed, Reason});
+ %% This is not a normal (tc) failure (that is the clause below).
+ %% Instead the tc runner process crashed, for some reason. So
+ %% check if have got any system events, and if so, skip.
+ SysEvs = snmp_test_global_sys_monitor:events(),
+ if
+ (SysEvs =:= []) ->
+ ?EPRINT2("TC runner failed: "
+ "~n ~p~n", [Reason]),
+ exit({tx_runner_failed, Reason});
+ true ->
+ ?EPRINT2("TC runner failed when we got system events: "
+ "~n Reason: ~p"
+ "~n Sys Events: ~p"
+ "~n", [Reason, SysEvs]),
+ skip([{reason, Reason}, {system_events, SysEvs}])
+ end;
+ {tc_runner_done, Runner, {'EXIT', {skip, Reason}}, Loc} ->
+ ?PRINT2("call -> done with skip: "
+ "~n Reason: ~p"
+ "~n Loc: ~p"
+ "~n", [Reason, Loc]),
+ trap_exit(OldFlag),
+ unlink_and_flush_exit(Runner),
+ put(test_server_loc, Loc),
+ skip(Reason);
{tc_runner_done, Runner, {'EXIT', Rn}, Loc} ->
?PRINT2("call -> done with exit: "
"~n Rn: ~p"
@@ -367,6 +389,8 @@ await_tc_runner_done(Runner, OldFlag) ->
case Ret of
{error, Reason} ->
exit(Reason);
+ {skip, Reason} ->
+ skip(Reason);
OK ->
OK
end
@@ -451,9 +475,30 @@ tc_run(Mod, Func, Args, Opts) ->
{mibs, mibs(StdM, M)}]) of
{ok, _Pid} ->
case (catch apply(Mod, Func, Args)) of
+ {'EXIT', {skip, Reason}} ->
+ ?EPRINT2("apply skip detected: "
+ "~n ~p", [Reason]),
+ (catch snmp_test_mgr:stop()),
+ ?SKIP(Reason);
{'EXIT', Reason} ->
+ %% We have hosts (mostly *very* slooow VMs) that
+ %% can timeout anything. Since we are basically
+ %% testing communication, we therefor must check
+ %% for system events at every failure. Grrr!
+ SysEvs = snmp_test_global_sys_monitor:events(),
(catch snmp_test_mgr:stop()),
- ?FAIL({apply_failed, {Mod, Func, Args}, Reason});
+ if
+ (SysEvs =:= []) ->
+ ?EPRINT2("TC runner failed: "
+ "~n ~p~n", [Reason]),
+ ?FAIL({apply_failed, {Mod, Func, Args}, Reason});
+ true ->
+ ?EPRINT2("apply exit catched when we got system events: "
+ "~n Reason: ~p"
+ "~n Sys Events: ~p"
+ "~n", [Reason, SysEvs]),
+ ?SKIP([{reason, Reason}, {system_events, SysEvs}])
+ end;
Res ->
(catch snmp_test_mgr:stop()),
Res
@@ -982,10 +1027,22 @@ expect2(Mod, Line, F) ->
%% ----------------------------------------------------------------------
-get_timeout() ->
- get_timeout(os:type()).
+-define(BASE_REQ_TIMEOUT, 3500).
-get_timeout(_) -> 3500.
+get_timeout() ->
+ %% Try to figure out how "fast" a machine is.
+ %% We assume that the number of schedulers
+ %% (which depends on the number of core:s)
+ %% effect the performance of the host...
+ %% This is obviously not enough. The network
+ %% also matterns, clock freq or the CPU, ...
+ %% But its better than what we had before...
+ case erlang:system_info(schedulers) of
+ N when is_integer(N) ->
+ ?BASE_REQ_TIMEOUT + timer:seconds(10 div N);
+ _ ->
+ ?BASE_REQ_TIMEOUT
+ end.
receive_pdu(To) ->
receive
@@ -1158,6 +1215,18 @@ do_expect(trap, Enterp, Generic, Specific, ExpVBs, To) ->
{PureE, Generic, Specific, ExpVBs},
{Ent2, G2, Spec2, VBs}}};
+ {error, timeout} = Error ->
+ SysEvs = snmp_test_global_sys_monitor:events(),
+ io_format_expect("[expecting trap] got timeout when system events:"
+ "~n ~p", [SysEvs]),
+ if
+ (SysEvs =:= []) ->
+ Error;
+ true ->
+ skip({system_events, SysEvs})
+ end;
+
+
Error ->
Error
end.
@@ -1259,7 +1328,7 @@ do_expect2(Check, Type, Err, Idx, ExpVBs, To)
io_format_expect("received unexpected pdu with (11) "
"~n Type: ~p"
"~n ReqId: ~p"
- "~n Errot status: ~p"
+ "~n Error status: ~p"
"~n Error index: ~p",
[Type2, ReqId, Err2, Idx2]),
{error,
@@ -1322,7 +1391,7 @@ do_expect2(Check, Type, Err, Idx, ExpVBs, To)
io_format_expect("received unexpected pdu with (15) "
"~n Type: ~p"
"~n ReqId: ~p"
- "~n Errot status: ~p"
+ "~n Error status: ~p"
"~n Error index: ~p"
"~n Varbinds: ~p",
[Type2, ReqId, Err2, Idx2, VBs2]),
@@ -1332,10 +1401,23 @@ do_expect2(Check, Type, Err, Idx, ExpVBs, To)
{Type2, Err2, Idx2, VBs2},
ReqId}};
- Error ->
- io_format_expect("received error (16): "
+
+ {error, timeout} = Error ->
+ SysEvs = snmp_test_global_sys_monitor:events(),
+ io_format_expect("got timeout (16) when system events:"
+ "~n ~p", [SysEvs]),
+ if
+ (SysEvs =:= []) ->
+ Error;
+ true ->
+ skip({system_events, SysEvs})
+ end;
+
+
+ Error ->
+ io_format_expect("received error (17): "
"~n Error: ~p", [Error]),
- Error
+ Error
end.
@@ -1453,12 +1535,15 @@ start_node(Name) ->
""
end,
%% Do not use start_link!!! (the proc that calls this one is tmp)
- ?DBG("start_node -> Args: ~p~n",[Args]),
- A = Args ++ " -pa " ++ Pa,
+ ?DBG("start_node -> Args: ~p~n", [Args]),
+ A = Args ++ " -pa " ++ Pa ++
+ " -s " ++ atom_to_list(snmp_test_sys_monitor) ++ " start" ++
+ " -s global sync",
case (catch ?START_NODE(Name, A)) of
{ok, Node} ->
%% Tell the test_server to not clean up things it never started.
?DBG("start_node -> Node: ~p",[Node]),
+ global:sync(),
{ok, Node};
Else ->
?ERR("start_node -> failed with(other): Else: ~p",[Else]),
@@ -1776,6 +1861,10 @@ rpc(Node, F, A) ->
join(Dir, File) ->
filename:join(Dir, File).
+
+skip(R) ->
+ exit({skip, R}).
+
%% await_pdu(To) ->
%% await_response(To, pdu).
%%
diff --git a/lib/snmp/test/snmp_manager_test.erl b/lib/snmp/test/snmp_manager_test.erl
index d959d9e09b..7cd3eae0c7 100644
--- a/lib/snmp/test/snmp_manager_test.erl
+++ b/lib/snmp/test/snmp_manager_test.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2003-2017. All Rights Reserved.
+%% Copyright Ericsson AB 2003-2019. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -4841,7 +4841,7 @@ inform2(Config) when is_list(Config) ->
"~n ~p", [Addr]),
ok;
{snmp_notification, inform2_tag1, {no_response, Addr}} ->
- p("<ERROR> received expected \"no response\" "
+ e("Received unexpected \"no response\" "
"notification from: "
"~n ~p", [Addr]),
{error, no_response}
@@ -4975,7 +4975,7 @@ inform3(Config) when is_list(Config) ->
"~n ~p", [Addr]),
ok;
{snmp_notification, inform3_tag1, {got_response, Addr}} ->
- p("<ERROR> received unexpected \"got response\" "
+ e("Received unexpected \"got response\" "
"notification from: "
"~n ~p",
[Addr]),
@@ -5262,7 +5262,7 @@ inform_swarm_collector(N, SentAckCnt, RecvCnt, RespCnt, Timeout) ->
inform_swarm_collector(N, SentAckCnt, RecvCnt+1, RespCnt,
Timeout);
{Err, Idx, VBs} ->
- p("<ERROR> unexpected error status: "
+ e("Unexpected error status: "
"~n Err: ~p"
"~n Idx: ~p"
"~n VBs: ~p", [Err, Idx, VBs]),
@@ -5281,7 +5281,7 @@ inform_swarm_collector(N, SentAckCnt, RecvCnt, RespCnt, Timeout) ->
%% The agent did not received ack from the manager in time
{snmp_notification, inform2_tag1, {no_response, Addr}} ->
- p("<ERROR> received expected \"no response\" notification "
+ e("Received expected \"no response\" notification "
"from: "
"~n ~p", [Addr]),
Reason = {no_response, Addr, {N, SentAckCnt, RecvCnt, RespCnt}},
@@ -5458,10 +5458,10 @@ command_handler([{No, Desc, Cmd}|Cmds]) ->
p("command_handler -> ~w: ok",[No]),
command_handler(Cmds);
{error, Reason} ->
- p("<ERROR> command_handler -> ~w error: ~n~p",[No, Reason]),
+ e("Command_handler -> ~w error: ~n~p",[No, Reason]),
?line ?FAIL({command_failed, No, Reason});
Error ->
- p("<ERROR> command_handler -> ~w unexpected: ~n~p",[No, Error]),
+ e("Command_handler -> ~w unexpected: ~n~p",[No, Error]),
?line ?FAIL({unexpected_command_result, No, Error})
end.
@@ -6327,6 +6327,8 @@ start_manager_node() ->
start_node(snmp_manager).
start_node(Name) ->
+ start_node(Name, true).
+start_node(Name, Retry) ->
Pa = filename:dirname(code:which(?MODULE)),
Args = case init:get_argument('CC_TEST') of
{ok, [[]]} ->
@@ -6337,30 +6339,47 @@ start_node(Name) ->
""
end,
A = Args ++ " -pa " ++ Pa,
- case (catch ?START_NODE(Name, A)) of
+ try ?START_NODE(Name, A) of
{ok, Node} ->
Node;
- Else ->
- ?line ?FAIL(Else)
+ {error, timeout} ->
+ e("Failed starting node ~p: timeout", [Name]),
+ ?line ?FAIL({error_starting_node, Name, timeout});
+ {error, {already_running, Node}} when (Retry =:= true) ->
+ %% Ouch
+ %% Either we previously failed to (properly) stop the node
+ %% or it was a failed start, that reported failure (for instance
+ %% timeout) but actually succeeded. Regardless, we don't know
+ %% the state of this node, so (try) stop it and then (re-) try
+ %% start again.
+ e("Failed starting node ~p: Already Running - try stop", [Node]),
+ case ?STOP_NODE(Node) of
+ true ->
+ p("Successfully stopped old node ~p", [Node]),
+ start_node(Name, false);
+ false ->
+ e("Failed stop old node ~p", [Node]),
+ ?line ?FAIL({error_starting_node, Node, Retry, already_running})
+ end;
+ {error, {already_running, Node}} ->
+ e("Failed starting node ~p: Already Running", [Node]),
+ ?line ?FAIL({error_starting_node, Node, Retry, already_running});
+ {error, Reason} ->
+ e("Failed starting node ~p: ~p", [Name, Reason]),
+ ?line ?FAIL({error_starting_node, Name, Reason})
+ catch
+ exit:{suite_failed, Reason} ->
+ e("(suite) Failed starting node ~p: ~p", [Name, Reason]),
+ ?line ?FAIL({failed_starting_node, Name, Reason})
end.
-stop_node(Node) ->
- rpc:cast(Node, erlang, halt, []),
- await_stopped(Node, 5).
-await_stopped(Node, 0) ->
- p("await_stopped -> ~p still exist: giving up", [Node]),
- ok;
-await_stopped(Node, N) ->
- Nodes = erlang:nodes(),
- case lists:member(Node, Nodes) of
- true ->
- p("await_stopped -> ~p still exist: ~w", [Node, N]),
- ?SLEEP(1000),
- await_stopped(Node, N-1);
- false ->
- p("await_stopped -> ~p gone: ~w", [Node, N]),
- ok
+stop_node(Node) ->
+ case ?STOP_NODE(Node) of
+ true ->
+ ok;
+ false ->
+ ?line ?FAIL({failed_stop_node, Node})
end.
@@ -6605,12 +6624,15 @@ rcall(Node, Mod, Func, Args) ->
%% ------
+e(F, A) ->
+ p("<ERROR> " ++ F, A).
+
p(F) ->
p(F, []).
p(F, A) ->
p(get(tname), F, A).
-
+
p(TName, F, A) ->
io:format("*** [~w][~s] ***"
"~n " ++ F ++ "~n", [TName, formated_timestamp()|A]).
diff --git a/lib/snmp/test/snmp_test_global_sys_monitor.erl b/lib/snmp/test/snmp_test_global_sys_monitor.erl
new file mode 100644
index 0000000000..eafb96621a
--- /dev/null
+++ b/lib/snmp/test/snmp_test_global_sys_monitor.erl
@@ -0,0 +1,214 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2019-2019. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(snmp_test_global_sys_monitor).
+
+-export([start/0, stop/0,
+ reset_events/0,
+ events/0,
+ log/1]).
+-export([init/1]).
+
+-define(NAME, ?MODULE).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+start() ->
+ Parent = self(),
+ proc_lib:start(?MODULE, init, [Parent]).
+
+stop() ->
+ cast(stop).
+
+%% This does not reset the global counter but the "collector"
+%% See events for more info.
+reset_events() ->
+ cast(reset_events).
+
+events() ->
+ call(events).
+
+log(Event) ->
+ cast({node(), Event}).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+init(Parent) ->
+ process_flag(priority, high),
+ case global:register_name(?NAME, self()) of
+ yes ->
+ info_msg("Starting", []),
+ proc_lib:init_ack(Parent, {ok, self()}),
+ loop(#{parent => Parent, ev_cnt => 0, evs => []});
+ no ->
+ warning_msg("Already started", []),
+ proc_lib:init_ack(Parent, {error, already_started}),
+ exit(normal)
+ end.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+loop(State) ->
+ receive
+ {?MODULE, stop} ->
+ warning_msg("Stopping with ~w events counted",
+ [maps:get(ev_cnt, State)]),
+ exit(normal);
+
+ {?MODULE, reset_events} ->
+ loop(State#{evs => []});
+
+ {?MODULE, Ref, From, events} ->
+ Evs = maps:get(evs, State),
+ From ! {?MODULE, Ref, lists:reverse(Evs)},
+ loop(State);
+
+ {?MODULE, {Node, Event}} ->
+ State2 = process_event(State, Node, Event),
+ loop(State2);
+
+ {nodedown = Event, Node} ->
+ State2 = process_event(State, Node, Event),
+ loop(State2);
+
+ _ ->
+ loop(State)
+ end.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+process_event(State, Node, {Pid, TS, Tag, Info}) ->
+ process_system_event(State, Node, Pid, TS, Tag, Info);
+
+process_event(State, Node, {TS, starting}) ->
+ FTS = snmp_misc:format_timestamp(TS),
+ info_msg("System Monitor on node ~p starting at ~s", [Node, FTS]),
+ if
+ (Node =/= node()) ->
+ erlang:monitor_node(Node, true);
+ true ->
+ ok
+ end,
+ State;
+
+process_event(State, Node, {TS, already_started}) ->
+ FTS = snmp_misc:format_timestamp(TS),
+ info_msg("System Monitor on node ~p already started", [Node, FTS]),
+ State;
+
+process_event(State, Node, nodedown) ->
+ info_msg("Node ~p down", [Node]),
+ State;
+
+process_event(State, Node, Event) ->
+ warning_msg("Received unknown event from node ~p:"
+ "~n ~p", [Node, Event]),
+ State.
+
+
+%% System Monitor events
+%% We only *count* system events
+process_system_event(#{ev_cnt := Cnt, evs := Evs} = State,
+ Node, Pid, TS, long_gc = Ev, Info) ->
+ print_system_event("Long GC", Node, Pid, TS, Info),
+ State#{ev_cnt => Cnt + 1, evs => [{Node, Ev} | Evs]};
+process_system_event(#{ev_cnt := Cnt, evs := Evs} = State,
+ Node, Pid, TS, long_schedule = Ev, Info) ->
+ print_system_event("Long Schedule", Node, Pid, TS, Info),
+ State#{ev_cnt => Cnt + 1, evs => [{Node, Ev} | Evs]};
+process_system_event(#{ev_cnt := Cnt, evs := Evs} = State,
+ Node, Pid, TS, large_heap = Ev, Info) ->
+ print_system_event("Large Heap", Node, Pid, TS, Info),
+ State#{ev_cnt => Cnt + 1, evs => [{Node, Ev} | Evs]};
+process_system_event(#{ev_cnt := Cnt, evs := Evs} = State,
+ Node, Pid, TS, busy_port = Ev, Info) ->
+ print_system_event("Busy port", Node, Pid, TS, Info),
+ State#{ev_cnt => Cnt + 1, evs => [{Node, Ev} | Evs]};
+process_system_event(#{ev_cnt := Cnt, evs := Evs} = State,
+ Node, Pid, TS, busy_dist_port = Ev, Info) ->
+ print_system_event("Busy dist port", Node, Pid, TS, Info),
+ State#{ev_cnt => Cnt + 1, evs => [{Node, Ev} | Evs]};
+
+%% And everything else
+process_system_event(State, Node, Pid, TS, Tag, Info) ->
+ Pre = f("Unknown Event '~p'", [Tag]),
+ print_system_event(Pre, Node, Pid, TS, Info),
+ State.
+
+
+print_system_event(Pre, Node, Pid, TS, Info) ->
+ FTS = snmp_misc:format_timestamp(TS),
+ warning_msg("~s from ~p (~p) at ~s:"
+ "~n ~p", [Pre, Node, Pid, FTS, Info]).
+
+f(F, A) ->
+ lists:flatten(io_lib:format(F, A)).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+cast(Msg) ->
+ try global:send(?NAME, {?MODULE, Msg}) of
+ Pid when is_pid(Pid) ->
+ ok
+ catch
+ C:E:_ ->
+ {error, {catched, C, E}}
+ end.
+
+call(Req) ->
+ call(Req, infinity).
+
+call(Req, Timeout) ->
+ Ref = make_ref(),
+ try global:send(?NAME, {?MODULE, Ref, self(), Req}) of
+ Pid when is_pid(Pid) ->
+ receive
+ {?MODULE, Ref, Rep} ->
+ Rep
+ after Timeout ->
+ {error, timeout}
+ end
+ catch
+ C:E:_ ->
+ {error, {catched, C, E}}
+ end.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+info_msg(F, A) ->
+ error_logger:info_msg(format_msg(F, A), []).
+
+warning_msg(F, A) ->
+ error_logger:warning_msg(format_msg(F, A), []).
+
+
+format_msg(F, A) ->
+ f("~n" ++
+ "****** SNMP TEST GLOBAL SYSTEM MONITOR ******~n~n" ++
+ F ++
+ "~n~n",
+ A).
+
diff --git a/lib/snmp/test/snmp_test_lib.erl b/lib/snmp/test/snmp_test_lib.erl
index 42f710e4cd..35bc535a80 100644
--- a/lib/snmp/test/snmp_test_lib.erl
+++ b/lib/snmp/test/snmp_test_lib.erl
@@ -36,7 +36,7 @@
-export([hours/1, minutes/1, seconds/1, sleep/1]).
-export([flush_mqueue/0, trap_exit/0, trap_exit/1]).
-export([ping/1, local_nodes/0, nodes_on/1]).
--export([start_node/2]).
+-export([start_node/2, stop_node/1]).
-export([is_app_running/1,
is_crypto_running/0, is_mnesia_running/0, is_snmp_running/0]).
-export([crypto_start/0, crypto_support/0]).
@@ -512,10 +512,14 @@ nodes_on(Host) when is_list(Host) ->
start_node(Name, Args) ->
- Opts = [{cleanup,false}, {args,Args}],
+ Opts = [{cleanup, false}, {args, Args}],
test_server:start_node(Name, slave, Opts).
+stop_node(Node) ->
+ test_server:stop_node(Node).
+
+
%% ----------------------------------------------------------------
%% Application and Crypto utility functions
%%
diff --git a/lib/snmp/test/snmp_test_lib.hrl b/lib/snmp/test/snmp_test_lib.hrl
index c66602b779..99b86a928c 100644
--- a/lib/snmp/test/snmp_test_lib.hrl
+++ b/lib/snmp/test/snmp_test_lib.hrl
@@ -92,6 +92,7 @@
-define(LNODES(), snmp_test_lib:local_nodes()).
-define(NODES(H), snmp_test_lib:nodes_on(H)).
-define(START_NODE(N,A), snmp_test_lib:start_node(N,A)).
+-define(STOP_NODE(N), snmp_test_lib:stop_node(N)).
%% - Application and Crypto utility macros -
diff --git a/lib/snmp/test/snmp_test_server.erl b/lib/snmp/test/snmp_test_server.erl
index a77bdc142c..ab7dbbbaa0 100644
--- a/lib/snmp/test/snmp_test_server.erl
+++ b/lib/snmp/test/snmp_test_server.erl
@@ -207,7 +207,7 @@ do_subcases(Mod, Fun, [{conf, Init, Cases, Finish}|SubCases], Config, Acc)
[{failed, {Mod, Fun}, Error}]
end,
do_subcases(Mod, Fun, SubCases, Config, [R|Acc]);
-do_subcases(Mod, Fun, [SubCase|SubCases], Config, Acc) when atom(SubCase) ->
+do_subcases(Mod, Fun, [SubCase|SubCases], Config, Acc) when is_atom(SubCase) ->
R = do_case(Mod, SubCase, Config),
do_subcases(Mod, Fun, SubCases,Config, [R|Acc]).
@@ -407,7 +407,7 @@ d(_, _, _, _) ->
ok.
timestamp() ->
- {Date, Time} = calendar:now_to_datetime( now() ),
+ {Date, Time} = calendar:now_to_datetime( erlang:timestamp() ),
{YYYY, MM, DD} = Date,
{Hour, Min, Sec} = Time,
FormatDate =
diff --git a/lib/snmp/test/snmp_test_sys_monitor.erl b/lib/snmp/test/snmp_test_sys_monitor.erl
new file mode 100644
index 0000000000..2291c6ca97
--- /dev/null
+++ b/lib/snmp/test/snmp_test_sys_monitor.erl
@@ -0,0 +1,86 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2019-2019. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(snmp_test_sys_monitor).
+
+-export([start/0, stop/0,
+ init/1]).
+
+-define(NAME, ?MODULE).
+-define(GSM, snmp_test_global_sys_monitor).
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+start() ->
+ Parent = self(),
+ proc_lib:start(?MODULE, init, [Parent]).
+
+stop() ->
+ case whereis(?NAME) of
+ Pid when is_pid(Pid) ->
+ Pid ! {?MODULE, stop},
+ ok;
+ _ ->
+ ok
+ end.
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+init(Parent) ->
+ process_flag(priority, high),
+ try register(?NAME, self()) of
+ true ->
+ global:sync(),
+ MonSettings = [
+ busy_port,
+ busy_dist_port,
+ {long_gc, 1000},
+ {long_schedule, 1000},
+ {large_heap, 8*1024*1024} % 8 MB
+ ],
+ erlang:system_monitor(self(), MonSettings),
+ ?GSM:log({erlang:timestamp(), starting}),
+ proc_lib:init_ack(Parent, {ok, self()}),
+ loop(#{parent => Parent})
+ catch
+ _:_:_ ->
+ ?GSM:log({erlang:timestamp(), already_started}),
+ proc_lib:init_ack(Parent, {error, already_started}),
+ exit(normal)
+ end.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+loop(State) ->
+ receive
+ {monitor, Pid, Tag, Info} ->
+ ?GSM:log({Pid, erlang:timestamp(), Tag, Info}),
+ loop(State);
+
+ _ ->
+ loop(State)
+ end.
+
+
+