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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1998-2016. All Rights Reserved.
%%
%% 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.
%%
%% %CopyrightEnd%
%%
%%
-module(ssl_admin_sup).
-behaviour(supervisor).
%% API
-export([start_link/0, manager_opts/0]).
%% Supervisor callback
-export([init/1]).
%%%=========================================================================
%%% API
%%%=========================================================================
-spec start_link() -> {ok, pid()} | ignore | {error, term()}.
start_link() ->
supervisor:start_link({local, ?MODULE}, ?MODULE, []).
%%%=========================================================================
%%% Supervisor callback
%%%=========================================================================
init([]) ->
PEMCache = pem_cache_child_spec(),
SessionCertManager = session_and_cert_manager_child_spec(),
{ok, {{rest_for_one, 10, 3600}, [PEMCache, SessionCertManager]}}.
manager_opts() ->
CbOpts = case application:get_env(ssl, session_cb) of
{ok, Cb} when is_atom(Cb) ->
InitArgs = session_cb_init_args(),
[{session_cb, Cb}, {session_cb_init_args, InitArgs}];
_ ->
[]
end,
case application:get_env(ssl, session_lifetime) of
{ok, Time} when is_integer(Time) ->
[{session_lifetime, Time}| CbOpts];
_ ->
CbOpts
end.
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
pem_cache_child_spec() ->
Name = ssl_pem_cache,
StartFunc = {ssl_pem_cache, start_link, [[]]},
Restart = permanent,
Shutdown = 4000,
Modules = [ssl_pem_cache],
Type = worker,
{Name, StartFunc, Restart, Shutdown, Type, Modules}.
session_and_cert_manager_child_spec() ->
Opts = manager_opts(),
Name = ssl_manager,
StartFunc = {ssl_manager, start_link, [Opts]},
Restart = permanent,
Shutdown = 4000,
Modules = [ssl_manager],
Type = worker,
{Name, StartFunc, Restart, Shutdown, Type, Modules}.
session_cb_init_args() ->
case application:get_env(ssl, session_cb_init_args) of
{ok, Args} when is_list(Args) ->
Args;
_ ->
[]
end.
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