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%% The contents of this file are subject to the Mozilla Public License
%% Version 1.1 (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.mozilla.org/MPL/
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
%% License for the specific language governing rights and limitations
%% under the License.
%%
%% The Original Code is RabbitMQ.
%%
%% The Initial Developer of the Original Code is GoPivotal, Inc.
%% Copyright (c) 2011-2014 GoPivotal, Inc. All rights reserved.
%%
-module(mirrored_supervisor_sups).
-define(SUPERVISOR, supervisor2).
-define(GS_MODULE, mirrored_supervisor).
-behaviour(?SUPERVISOR).
-export([init/1]).
%%----------------------------------------------------------------------------
init({overall, _Group, _TxFun, ignore}) -> ignore;
init({overall, Group, TxFun, {ok, {Restart, ChildSpecs}}}) ->
%% Important: Delegate MUST start before Mirroring so that when we
%% shut down from above it shuts down last, so Mirroring does not
%% see it die.
%%
%% See comment in handle_info('DOWN', ...) in mirrored_supervisor
{ok, {{one_for_all, 0, 1},
[{delegate, {?SUPERVISOR, start_link, [?MODULE, {delegate, Restart}]},
temporary, 16#ffffffff, supervisor, [?SUPERVISOR]},
{mirroring, {?GS_MODULE, start_internal, [Group, TxFun, ChildSpecs]},
permanent, 16#ffffffff, worker, [?MODULE]}]}};
init({delegate, Restart}) ->
{ok, {Restart, []}}.
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