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fix(emqx): rename wont_clear_alarm_in to min_alarm_sustain_duration

This commit is contained in:
Shawn 2021-04-07 09:19:11 +08:00
parent df0e905754
commit f902d880c1
3 changed files with 7 additions and 6 deletions
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4
etc/emqx.conf
View File

@ -894,11 +894,11 @@ zone.external.enable_flapping_detect = off
## Won't clear the congested alarm in how long time.
## The alarm is cleared only when there're no pending bytes in the queue, and also it has been
## `wont_clear_alarm_in` time since the last time we considered the connection is "congested".
## `min_alarm_sustain_duration` time since the last time we considered the connection is "congested".
##
## This is to avoid clearing and sending the alarm again too often.
## Default: 1m
#zone.external.conn_congestion.wont_clear_alarm_in = 1m
#zone.external.conn_congestion.min_alarm_sustain_duration = 1m
## Messages quota for the each of external MQTT connection.
## This value consumed by the number of recipient on a message.

6
priv/emqx.schema
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@ -1020,7 +1020,7 @@ end}.
{default, off}
]}.
{mapping, "zone.$name.conn_congestion.wont_clear_alarm_in", "emqx.zones", [
{mapping, "zone.$name.conn_congestion.min_alarm_sustain_duration", "emqx.zones", [
{default, "1m"},
{datatype, {duration, ms}}
]}.
@ -1156,8 +1156,8 @@ end}.
{ratelimit, {conn_bytes_in, Ratelimit(Val)}};
(["conn_congestion", "alarm"], Val) ->
{conn_congestion_alarm_enabled, Val};
(["conn_congestion", "wont_clear_alarm_in"], Val) ->
{conn_congestion_wont_clear_alarm_in, Val};
(["conn_congestion", "min_alarm_sustain_duration"], Val) ->
{conn_congestion_min_alarm_sustain_duration, Val};
(["quota", "conn_messages_routing"], Val) ->
{quota, {conn_messages_routing, Ratelimit(Val)}};
(["quota", "overall_messages_routing"], Val) ->

3
src/emqx_congestion.erl
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@ -65,7 +65,8 @@ alarm_congestion(Socket, Transport, Channel, Reason) ->
cancel_alarm_congestion(Socket, Transport, Channel, Reason) ->
Zone = emqx_channel:info(zone, Channel),
WontClearIn = emqx_zone:get_env(Zone, conn_congestion_wont_clear_alarm_in, ?WONT_CLEAR_IN),
WontClearIn = emqx_zone:get_env(Zone, conn_congestion_min_alarm_sustain_duration,
?WONT_CLEAR_IN),
case has_alarm_sent(Reason) andalso long_time_since_last_alarm(Reason, WontClearIn) of
true -> do_cancel_alarm_congestion(Socket, Transport, Channel, Reason);
false -> ok