mirror of
https://gitee.com/dgiiot/dgiot.git
synced 2024-12-12 12:16:01 +08:00
103 lines
3.2 KiB
Erlang
103 lines
3.2 KiB
Erlang
%%--------------------------------------------------------------------
|
|
%% Copyright (c) 2017-2021 EMQ Technologies Co., Ltd. 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.
|
|
%%--------------------------------------------------------------------
|
|
|
|
-module(emqx_sup).
|
|
|
|
-behaviour(supervisor).
|
|
|
|
-include("types.hrl").
|
|
|
|
-export([ start_link/0
|
|
, start_child/1
|
|
, start_child/2
|
|
, stop_child/1
|
|
]).
|
|
|
|
-export([init/1]).
|
|
|
|
-type(startchild_ret() :: {ok, supervisor:child()}
|
|
| {ok, supervisor:child(), term()}
|
|
| {error, term()}).
|
|
|
|
-define(SUP, ?MODULE).
|
|
|
|
%%--------------------------------------------------------------------
|
|
%% API
|
|
%%--------------------------------------------------------------------
|
|
|
|
-spec(start_link() -> startlink_ret()).
|
|
start_link() ->
|
|
supervisor:start_link({local, ?SUP}, ?MODULE, []).
|
|
|
|
-spec(start_child(supervisor:child_spec()) -> startchild_ret()).
|
|
start_child(ChildSpec) when is_map(ChildSpec) ->
|
|
supervisor:start_child(?SUP, ChildSpec).
|
|
|
|
-spec(start_child(module(), worker | supervisor) -> startchild_ret()).
|
|
start_child(Mod, Type) ->
|
|
start_child(child_spec(Mod, Type)).
|
|
|
|
-spec(stop_child(supervisor:child_id()) -> ok | {error, term()}).
|
|
stop_child(ChildId) ->
|
|
case supervisor:terminate_child(?SUP, ChildId) of
|
|
ok -> supervisor:delete_child(?SUP, ChildId);
|
|
Error -> Error
|
|
end.
|
|
|
|
%%--------------------------------------------------------------------
|
|
%% Supervisor callbacks
|
|
%%--------------------------------------------------------------------
|
|
|
|
init([]) ->
|
|
KernelSup = child_spec(emqx_kernel_sup, supervisor),
|
|
RouterSup = child_spec(emqx_router_sup, supervisor),
|
|
BrokerSup = child_spec(emqx_broker_sup, supervisor),
|
|
CMSup = child_spec(emqx_cm_sup, supervisor),
|
|
SysSup = child_spec(emqx_sys_sup, supervisor),
|
|
Childs = [KernelSup] ++
|
|
[RouterSup || emqx_boot:is_enabled(router)] ++
|
|
[BrokerSup || emqx_boot:is_enabled(broker)] ++
|
|
[CMSup || emqx_boot:is_enabled(broker)] ++
|
|
[SysSup],
|
|
SupFlags = #{strategy => one_for_all,
|
|
intensity => 0,
|
|
period => 1
|
|
},
|
|
{ok, {SupFlags, Childs}}.
|
|
|
|
%%--------------------------------------------------------------------
|
|
%% Internal functions
|
|
%%--------------------------------------------------------------------
|
|
|
|
child_spec(Mod, supervisor) ->
|
|
#{id => Mod,
|
|
start => {Mod, start_link, []},
|
|
restart => permanent,
|
|
shutdown => infinity,
|
|
type => supervisor,
|
|
modules => [Mod]
|
|
};
|
|
|
|
child_spec(Mod, worker) ->
|
|
#{id => Mod,
|
|
start => {Mod, start_link, []},
|
|
restart => permanent,
|
|
shutdown => 15000,
|
|
type => worker,
|
|
modules => [Mod]
|
|
}.
|
|
|