55 lines
1.8 KiB
Erlang
55 lines
1.8 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2020-2023 EMQ Technologies Co., Ltd. All Rights Reserved.
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%%
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%% Licensed under the Apache License, Version 2.0 (the "License");
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%% you may not use this file except in compliance with the License.
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%% You may obtain a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing, software
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%% distributed under the License is distributed on an "AS IS" BASIS,
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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%% See the License for the specific language governing permissions and
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%% limitations under the License.
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%%--------------------------------------------------------------------
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-module(emqx_statsd_config).
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-behaviour(emqx_config_handler).
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-include("emqx_statsd.hrl").
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-export([add_handler/0, remove_handler/0]).
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-export([post_config_update/5]).
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-export([update/1]).
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update(Config) ->
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case
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emqx_conf:update(
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?STATSD,
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Config,
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#{rawconf_with_defaults => true, override_to => cluster}
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)
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of
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{ok, #{raw_config := NewConfigRows}} ->
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{ok, NewConfigRows};
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{error, Reason} ->
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{error, Reason}
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end.
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add_handler() ->
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ok = emqx_config_handler:add_handler(?STATSD, ?MODULE),
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ok.
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remove_handler() ->
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ok = emqx_config_handler:remove_handler(?STATSD),
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ok.
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post_config_update(?STATSD, _Req, #{enable := true}, _Old, _AppEnvs) ->
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emqx_statsd_sup:ensure_child_stopped(?APP),
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emqx_statsd_sup:ensure_child_started(?APP);
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post_config_update(?STATSD, _Req, #{enable := false}, _Old, _AppEnvs) ->
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emqx_statsd_sup:ensure_child_stopped(?APP);
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post_config_update(_ConfPath, _Req, _NewConf, _OldConf, _AppEnvs) ->
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ok.
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