%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2007-2016. 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(httpc_profile_sup).
-behaviour(supervisor).
%% API
-export([start_link/1]).
-export([start_child/1, restart_child/1, stop_child/1]).
%% Supervisor callback
-export([init/1]).
%%%=========================================================================
%%% API
%%%=========================================================================
start_link(HttpcServices) ->
supervisor:start_link({local, ?MODULE}, ?MODULE, [HttpcServices]).
start_child(PropList) ->
case proplists:get_value(profile, PropList) of
undefined ->
{error, no_profile};
Profile ->
Dir =
proplists:get_value(data_dir, PropList, only_session_cookies),
Spec = httpc_child_spec(Profile, Dir),
supervisor:start_child(?MODULE, Spec)
end.
restart_child(Profile) ->
Name = id(Profile),
case supervisor:terminate_child(?MODULE, Name) of
ok ->
supervisor:restart_child(?MODULE, Name);
Error ->
Error
end.
stop_child(Profile) ->
Name = id(Profile),
case supervisor:terminate_child(?MODULE, Name) of
ok ->
supervisor:delete_child(?MODULE, Name);
Error ->
Error
end.
id(Profile) ->
DefaultProfile = httpc:default_profile(),
case Profile of
DefaultProfile ->
httpc_manager;
_ ->
{httpc, Profile}
end.
%%%=========================================================================
%%% Supervisor callback
%%%=========================================================================
init([]) ->
init([[]]);
init([HttpcServices]) ->
RestartStrategy = one_for_one,
MaxR = 10,
MaxT = 3600,
Children = child_spec(HttpcServices, []),
{ok, {{RestartStrategy, MaxR, MaxT}, Children}}.
child_spec([], Acc) ->
Acc;
%% For backwards compatibility
child_spec([{httpc, {Profile, Dir}} | Rest], Acc) ->
Spec = httpc_child_spec(Profile, Dir),
child_spec(Rest, [Spec | Acc]);
child_spec([{httpc, PropList} | Rest], Acc) when is_list(PropList) ->
Profile = proplists:get_value(profile, PropList),
Dir = proplists:get_value(data_dir, PropList),
Spec = httpc_child_spec(Profile, Dir),
child_spec(Rest, [Spec | Acc]).
httpc_child_spec(Profile, Dir) ->
Name = id(Profile),
StartFunc = {httpc_manager, start_link, [Profile, Dir, inets]},
Restart = permanent,
Shutdown = 4000,
Modules = [httpc_manager],
Type = worker,
{Name, StartFunc, Restart, Shutdown, Type, Modules}.
