machi/src/machi_flu_sup.erl

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%% -------------------------------------------------------------------
%%
%% Copyright (c) 2007-2015 Basho Technologies, Inc. All Rights Reserved.
%%
%% This file is provided to you 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.
%%
%% -------------------------------------------------------------------
%% @doc Supervisor for Machi FLU servers and their related support
%% servers.
%%
%% See {@link machi_flu_psup} for an illustration of the entire Machi
%% application process structure.
-module(machi_flu_sup).
-behaviour(supervisor).
-include("machi.hrl").
-include("machi_verbose.hrl").
-ifdef(PULSE).
-compile({parse_transform, pulse_instrument}).
-include_lib("pulse_otp/include/pulse_otp.hrl").
-define(SHUTDOWN, infinity).
-else.
-define(SHUTDOWN, 5000).
-endif.
%% API
-export([start_link/0]).
%% Supervisor callbacks
-export([init/1]).
-define(SERVER, ?MODULE).
start_link() ->
supervisor:start_link({local, ?SERVER}, ?MODULE, []).
init([]) ->
RestartStrategy = one_for_one,
MaxRestarts = 1000,
MaxSecondsBetweenRestarts = 3600,
SupFlags = {RestartStrategy, MaxRestarts, MaxSecondsBetweenRestarts},
Tab = ets:new(?TEST_ETS_TABLE, [named_table, public, ordered_set,
{read_concurrency,true}]),
Ps = get_initial_flus(),
FLU_specs = [machi_flu_psup:make_package_spec(FluName, TcpPort,
DataDir, Props) ||
{FluName, TcpPort, DataDir, Props} <- Ps],
{ok, {SupFlags, FLU_specs}}.
-ifdef(PULSE).
get_initial_flus() ->
[].
-else. % PULSE
get_initial_flus() ->
application:get_env(machi, initial_flus, []).
-endif. % PULSE