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%% The contents of this file are subject to the Mozilla Public 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 https://www.mozilla.org/en-US/MPL/2.0/
%%
%% 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 Pivotal Software, Inc.
%% Copyright (c) 2020 VMware, Inc. or its affiliates. All rights reserved.
%%
-module(rabbit_stream_sup).
-behaviour(supervisor).
-export([start_link/0]).
-export([init/1]).
-include("rabbit_stream.hrl").
start_link() ->
supervisor:start_link({local, ?MODULE}, ?MODULE, []).
init([]) ->
{ok, Listeners} = application:get_env(rabbitmq_stream, tcp_listeners),
NumTcpAcceptors = application:get_env(rabbitmq_stream, num_tcp_acceptors, 10),
{ok, SocketOpts} = application:get_env(rabbitmq_stream, tcp_listen_options),
Nodes = rabbit_mnesia:cluster_nodes(all),
OsirisConf = #{nodes => Nodes},
ServerConfiguration = #{
initial_credits => application:get_env(rabbitmq_stream, initial_credits, ?DEFAULT_INITIAL_CREDITS),
credits_required_for_unblocking => application:get_env(rabbitmq_stream, credits_required_for_unblocking, ?DEFAULT_CREDITS_REQUIRED_FOR_UNBLOCKING),
frame_max => application:get_env(rabbit_stream, frame_max, ?DEFAULT_FRAME_MAX),
heartbeat => application:get_env(rabbit_stream, heartbeat, ?DEFAULT_HEARTBEAT)
},
StreamManager = #{id => rabbit_stream_manager,
type => worker,
start => {rabbit_stream_manager, start_link, [OsirisConf]}},
{ok, {{one_for_all, 10, 10},
[StreamManager] ++
listener_specs(fun tcp_listener_spec/1,
[SocketOpts, ServerConfiguration, NumTcpAcceptors], Listeners)}}.
listener_specs(Fun, Args, Listeners) ->
[Fun([Address | Args]) ||
Listener <- Listeners,
Address <- rabbit_networking:tcp_listener_addresses(Listener)].
tcp_listener_spec([Address, SocketOpts, Configuration, NumAcceptors]) ->
rabbit_networking:tcp_listener_spec(
rabbit_stream_listener_sup, Address, SocketOpts,
ranch_tcp, rabbit_stream_connection_sup, Configuration,
stream, NumAcceptors, "Stream TCP listener").
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