59 lines
1.6 KiB
Erlang
59 lines
1.6 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2013-2017 EMQ Enterprise, Inc. (http://emqtt.io)
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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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%% @doc Client Manager Supervisor.
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-module(emqttd_cm_sup).
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-behaviour(supervisor).
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-author("Feng Lee <feng@emqtt.io>").
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-include("emqttd.hrl").
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%% API
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-export([start_link/0]).
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%% Supervisor callbacks
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-export([init/1]).
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-define(CM, emqttd_cm).
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-define(TAB, mqtt_client).
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start_link() ->
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supervisor:start_link({local, ?MODULE}, ?MODULE, []).
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init([]) ->
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%% Create client table
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create_client_tab(),
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%% CM Pool Sup
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MFA = {?CM, start_link, [emqttd_stats:statsfun('clients/count', 'clients/max')]},
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PoolSup = emqttd_pool_sup:spec([?CM, hash, erlang:system_info(schedulers), MFA]),
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{ok, {{one_for_all, 10, 3600}, [PoolSup]}}.
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create_client_tab() ->
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case ets:info(?TAB, name) of
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undefined ->
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ets:new(?TAB, [ordered_set, named_table, public,
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{keypos, 2}, {write_concurrency, true}]);
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_ ->
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ok
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end.
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