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Diffstat (limited to 'lib/inets/src/http_server/httpd_instance_sup.erl')
| -rw-r--r-- | lib/inets/src/http_server/httpd_instance_sup.erl | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/lib/inets/src/http_server/httpd_instance_sup.erl b/lib/inets/src/http_server/httpd_instance_sup.erl new file mode 100644 index 0000000000..3b5464132c --- /dev/null +++ b/lib/inets/src/http_server/httpd_instance_sup.erl @@ -0,0 +1,169 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2001-2009. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% 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. +%% +%% %CopyrightEnd% +%% +%% +%%---------------------------------------------------------------------- +%% Purpose: The top supervisor for an instance of the http server. (You may +%% have several instances running on the same machine.) Hangs under +%% httpd_sup. +%%---------------------------------------------------------------------- + +-module(httpd_instance_sup). + +-behaviour(supervisor). + +%% Internal application API +-export([start_link/3, start_link/4]). + +%% Supervisor callbacks +-export([init/1]). + +%%%========================================================================= +%%% Internal Application API +%%%========================================================================= +start_link([{_, _}| _] = Config, AcceptTimeout, Debug) -> + case httpd_conf:validate_properties(Config) of + {ok, Config2} -> + Address = proplists:get_value(bind_address, Config2), + Port = proplists:get_value(port, Config2), + Name = make_name(Address, Port), + SupName = {local, Name}, + supervisor:start_link(SupName, ?MODULE, + [undefined, Config2, AcceptTimeout, + Debug, Address, Port]); + {error, Reason} -> + error_logger:error_report(Reason), + {stop, Reason} + end; + +start_link(ConfigFile, AcceptTimeout, Debug) -> + case file_2_config(ConfigFile) of + {ok, ConfigList, Address, Port} -> + Name = make_name(Address, Port), + SupName = {local, Name}, + supervisor:start_link(SupName, ?MODULE, + [ConfigFile, ConfigList, AcceptTimeout, + Debug, Address, Port]); + {error, Reason} -> + error_logger:error_report(Reason), + {stop, Reason} + end. + + +start_link([{_, _}| _] = Config, AcceptTimeout, ListenInfo, Debug) -> + case httpd_conf:validate_properties(Config) of + {ok, Config2} -> + Address = proplists:get_value(bind_address, Config2), + Port = proplists:get_value(port, Config2), + Name = make_name(Address, Port), + SupName = {local, Name}, + supervisor:start_link(SupName, ?MODULE, + [undefined, Config2, AcceptTimeout, + Debug, Address, Port, ListenInfo]); + {error, Reason} -> + error_logger:error_report(Reason), + {stop, Reason} + end; + +start_link(ConfigFile, AcceptTimeout, ListenInfo, Debug) -> + case file_2_config(ConfigFile) of + {ok, ConfigList, Address, Port} -> + Name = make_name(Address, Port), + SupName = {local, Name}, + supervisor:start_link(SupName, ?MODULE, + [ConfigFile, ConfigList, AcceptTimeout, + Debug, Address, Port, ListenInfo]); + {error, Reason} -> + error_logger:error_report(Reason), + {stop, Reason} + end. + + +%%%========================================================================= +%%% Supervisor callback +%%%========================================================================= +init([ConfigFile, ConfigList, AcceptTimeout, _Debug, Address, Port]) -> + Flags = {one_for_one, 0, 1}, + Children = [sup_spec(httpd_acceptor_sup, Address, Port), + sup_spec(httpd_misc_sup, Address, Port), + worker_spec(httpd_manager, Address, Port, + ConfigFile, ConfigList,AcceptTimeout)], + {ok, {Flags, Children}}; +init([ConfigFile, ConfigList, AcceptTimeout, _Debug, Address, Port, ListenInfo]) -> + Flags = {one_for_one, 0, 1}, + Children = [sup_spec(httpd_acceptor_sup, Address, Port), + sup_spec(httpd_misc_sup, Address, Port), + worker_spec(httpd_manager, Address, Port, ListenInfo, + ConfigFile, ConfigList, AcceptTimeout)], + {ok, {Flags, Children}}. + + +%%%========================================================================= +%%% Internal functions +%%%========================================================================= +sup_spec(SupModule, Address, Port) -> + Name = {SupModule, Address, Port}, + StartFunc = {SupModule, start_link, [Address, Port]}, + Restart = permanent, + Shutdown = infinity, + Modules = [SupModule], + Type = supervisor, + {Name, StartFunc, Restart, Shutdown, Type, Modules}. + +worker_spec(WorkerModule, Address, Port, ConfigFile, + ConfigList, AcceptTimeout) -> + Name = {WorkerModule, Address, Port}, + StartFunc = {WorkerModule, start_link, + [ConfigFile, ConfigList, AcceptTimeout]}, + Restart = permanent, + Shutdown = 4000, + Modules = [WorkerModule], + Type = worker, + {Name, StartFunc, Restart, Shutdown, Type, Modules}. + +worker_spec(WorkerModule, Address, Port, ListenInfo, ConfigFile, + ConfigList, AcceptTimeout) -> + Name = {WorkerModule, Address, Port}, + StartFunc = {WorkerModule, start_link, + [ConfigFile, ConfigList, AcceptTimeout, ListenInfo]}, + Restart = permanent, + Shutdown = 4000, + Modules = [WorkerModule], + Type = worker, + {Name, StartFunc, Restart, Shutdown, Type, Modules}. + +make_name(Address,Port) -> + httpd_util:make_name("httpd_instance_sup", Address, Port). + + +file_2_config(ConfigFile) -> + case httpd_conf:load(ConfigFile) of + {ok, ConfigList} -> + case httpd_conf:validate_properties(ConfigList) of + {ok, Config} -> + Address = proplists:get_value(bind_address, ConfigList), + Port = proplists:get_value(port, ConfigList), + {ok, Config, Address, Port}; + Error -> + Error + end; + Error -> + Error + end. + + |