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% Licensed 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.
-module(couch_secondary_sup).
-behaviour(supervisor).
-export([init/1, start_link/0]).
start_link() ->
supervisor:start_link({local,couch_secondary_services}, ?MODULE, []).
init([]) ->
SecondarySupervisors = [
{couch_plugin_event,
{gen_event, start_link, [{local, couch_plugin}]},
permanent,
brutal_kill,
worker,
dynamic}
],
Daemons = [
{index_server, {couch_index_server, start_link, []}},
{query_servers, {couch_proc_manager, start_link, []}},
{vhosts, {couch_httpd_vhost, start_link, []}},
{httpd, {couch_httpd, start_link, []}},
{uuids, {couch_uuids, start, []}},
{auth_cache, {couch_auth_cache, start_link, []}},
{compaction_daemon, {couch_compaction_daemon, start_link, []}}
],
MaybeHttps = case https_enabled() of
true -> [{httpsd, {chttpd, start_link, [https]}}];
_False -> []
end,
Children = SecondarySupervisors ++ [
begin
{Module, Fun, Args} = Spec,
{Name,
{Module, Fun, Args},
permanent,
brutal_kill,
worker,
[Module]}
end
|| {Name, Spec}
<- Daemons ++ MaybeHttps, Spec /= ""],
{ok, {{one_for_one, 50, 3600},
couch_epi:register_service(couch_db_epi, Children)}}.
https_enabled() ->
% 1. [ssl] enable = true | false
% 2. if [daemons] httpsd == {chttpd, start_link, [https]} -> pretend true as well
SSLEnabled = config:get_boolean("ssl", "enable", false),
LegacySSL = config:get("daemons", "httpsd"),
LegacySSLEnabled = LegacySSL =:= "{chttpd, start_link, [https]}",
SSLEnabled orelse LegacySSLEnabled.
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