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feature(resource-down-alarm): add resource down alarm

This commit is contained in:
zhouzb 2020-08-21 10:51:22 +08:00 committed by tigercl
parent 901573c6a5
commit c2cc8ab218
1 changed files with 7 additions and 2 deletions
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9
src/emqx_alarm.erl
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@ -289,10 +289,10 @@ delete_expired_deactivated_alarms(ActivatedAt, Checkpoint) ->
do_actions(_, _, []) ->
ok;
do_actions(activate, Alarm = #activated_alarm{name = Name, message = Message}, [log | More]) ->
?LOG(warning, "Alarm ~p is activated, ~s", [Name, Message]),
?LOG(warning, "Alarm ~s is activated, ~s", [Name, Message]),
do_actions(activate, Alarm, More);
do_actions(deactivate, Alarm = #deactivated_alarm{name = Name}, [log | More]) ->
?LOG(warning, "Alarm ~p is deactivated", [Name]),
?LOG(warning, "Alarm ~s is deactivated", [Name]),
do_actions(deactivate, Alarm, More);
do_actions(Operation, Alarm, [publish | More]) ->
Topic = topic(Operation),
@ -342,6 +342,11 @@ normalize_message(too_many_processes, #{usage := Usage}) ->
list_to_binary(io_lib:format("~p% process usage", [Usage]));
normalize_message(partition, #{occurred := Node}) ->
list_to_binary(io_lib:format("Partition occurs at node ~s", [Node]));
normalize_message(partition, #{occurred := Node}) ->
list_to_binary(io_lib:format("Partition occurs at node ~s", [Node]));
normalize_message(ResourceDown = <<"resource", _/binary>>, _) ->
[_, Type, ID, _] = binary:split(ResourceDown, <<"/">>, [global, trim_all]),
list_to_binary(io_lib:format("Resource ~s(~s) is down", [Type, ID]));
normalize_message(_Name, _UnknownDetails) ->
<<"Unknown alarm">>.