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%%%----------------------------------------------------------------------
%%% Created : 4 Jul 2019 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2022 ProcessOne
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License along
%%% with this program; if not, write to the Free Software Foundation, Inc.,
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
%%%
%%%----------------------------------------------------------------------
-module(mod_muc_sup).
-behaviour(supervisor).
%% API
-export([start/1, start_link/1, procname/1]).
%% Supervisor callbacks
-export([init/1]).
%%%===================================================================
%%% API functions
%%%===================================================================
start(Host) ->
Spec = #{id => procname(Host),
start => {?MODULE, start_link, [Host]},
restart => permanent,
shutdown => infinity,
type => supervisor,
modules => [?MODULE]},
supervisor:start_child(ejabberd_gen_mod_sup, Spec).
start_link(Host) ->
Proc = procname(Host),
supervisor:start_link({local, Proc}, ?MODULE, [Host]).
-spec procname(binary()) -> atom().
procname(Host) ->
gen_mod:get_module_proc(Host, ?MODULE).
%%%===================================================================
%%% Supervisor callbacks
%%%===================================================================
init([Host]) ->
Cores = misc:logical_processors(),
Specs = lists:foldl(
fun(I, Acc) ->
[#{id => mod_muc:procname(Host, I),
start => {mod_muc, start_link, [Host, I]},
restart => permanent,
shutdown => timer:minutes(1),
type => worker,
modules => [mod_muc]}|Acc]
end, [room_sup_spec(Host)], lists:seq(1, Cores)),
{ok, {{one_for_one, 10*Cores, 1}, Specs}}.
%%%===================================================================
%%% Internal functions
%%%===================================================================
-spec room_sup_spec(binary()) -> supervisor:child_spec().
room_sup_spec(Host) ->
Name = mod_muc_room:supervisor(Host),
#{id => Name,
start => {ejabberd_tmp_sup, start_link, [Name, mod_muc_room]},
restart => permanent,
shutdown => infinity,
type => supervisor,
modules => [ejabberd_tmp_sup]}.
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