Packages
ra
2.13.3
3.1.9
3.1.8
3.1.7
3.1.6
3.1.5
3.1.4
3.1.3
3.1.2
3.1.1
3.1.0
3.0.2
3.0.1
3.0.0
3.0.0-beta.1
2.17.3
2.17.2
2.17.1
2.17.0
2.16.13
2.16.12
2.16.11
2.16.10
2.16.9
2.16.8
2.16.7
2.16.6
2.16.5
2.16.4
2.16.3
2.16.2
2.16.1
2.16.0
2.16.0-pre.12
2.16.0-pre.11
2.16.0-pre.10
2.16.0-pre.9
2.16.0-pre.8
2.16.0-pre.7
2.16.0-pre.6
2.16.0-pre.5
2.16.0-pre.4
2.16.0-pre.3
2.16.0-pre.2
2.16.0-pre.1
2.15.4
2.15.3
2.15.2
2.15.1
2.15.0
2.14.0
2.13.6
2.13.5
2.13.4
2.13.3
2.13.2
2.13.1
2.13.0
2.13.0-pre.1
2.12.0
2.11.0
2.11.0-pre.1
2.10.2-pre.2
2.10.2-pre.1
2.10.1
2.10.0
2.10.0-pre.3
2.10.0-pre.2
2.10.0-pre.1
2.9.10-pre.1
2.9.1
2.9.1-pre.2
2.9.1-pre.1
2.9.0
2.8.0
retired
2.7.3
2.7.2
2.7.1
2.7.0
2.7.0-pre.3
2.7.0-pre.2
2.7.0-pre.1
2.6.3
2.6.2
2.6.1
2.6.0-pre.1
2.5.1
2.5.1-pre.1
2.5.0
2.4.9
2.4.8
2.4.7
2.4.6
2.4.5
2.4.4
2.4.3
2.4.2
retired
2.4.1
2.4.0
2.3.0
2.2.0
2.1.0
2.0.13
2.0.12
2.0.11
2.0.10
2.0.9
2.0.8
2.0.7
2.0.6
2.0.5
2.0.4
2.0.3
2.0.2
2.0.1
2.0.0
1.1.9
1.1.8
1.1.7
1.1.6
1.1.5
1.1.4
1.1.3
1.1.2
1.1.1
1.1.0
1.0.8
1.0.7
1.0.6
1.0.5
1.0.4
1.0.3
1.0.2
1.0.1
1.0.0
0.9.6
0.9.5
0.9.4
0.9.2
0.3.3
retired
0.3.2
retired
0.3.1
retired
Raft library
Current section
Files
Jump to
Current section
Files
src/ra_system_sup.erl
%% This Source Code Form is subject to the terms of the Mozilla Public
%% License, v. 2.0. If a copy of the MPL was not distributed with this
%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
%%
%% Copyright (c) 2017-2023 Broadcom. All Rights Reserved. The term Broadcom refers to Broadcom Inc. and/or its subsidiaries.
%%
%% @hidden
-module(ra_system_sup).
-behaviour(supervisor).
-include("ra.hrl").
%% API functions
-export([start_link/1]).
%% Supervisor callbacks
-export([init/1]).
start_link(Config) ->
supervisor:start_link(?MODULE, Config).
init(#{data_dir := DataDir,
name := Name,
names := _Names} = Cfg) ->
case ra_lib:make_dir(DataDir) of
ok ->
?DEBUG("ra system '~s' starting", [Name]),
SupFlags = #{strategy => one_for_all, intensity => 1, period => 5},
%% the ra log ets process is supervised by the system to keep mem tables
%% alive whilst the rest of the log infra might be down
Ets = #{id => ra_log_ets,
start => {ra_log_ets, start_link, [Cfg]}},
RaLogSup = #{id => ra_log_sup,
type => supervisor,
start => {ra_log_sup, start_link, [Cfg]}},
RaServerSupSup = #{id => ra_server_sup_sup,
type => supervisor,
start => {ra_server_sup_sup, start_link, [Cfg]}},
Recover = #{id => ra_system_recover,
start => {ra_system_recover, start_link, [maps:get(name, Cfg)]}},
{ok, {SupFlags, [Ets, RaLogSup, RaServerSupSup, Recover]}};
{error, Code} ->
?ERR("Failed to create Ra data directory at '~ts', file system operation error: ~p", [DataDir, Code]),
exit({error, "Ra could not create its data directory. See the log for details."})
end.