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5dfa6edda3
option (thanks to Badlop) * src/mod_vcard.erl: Likewise * src/mod_vcard_ldap.erl: Likewise * src/mod_vcard_odbc.erl: Likewise * src/mod_muc/mod_muc.erl: Likewise * src/mod_irc/mod_irc.erl: Likewise * src/mod_echo.erl: Likewise * src/mod_pubsub/mod_pubsub.erl: Likewise * src/mod_proxy65/mod_proxy65_service.erl: Likewise SVN Revision: 888
131 lines
5.0 KiB
Erlang
131 lines
5.0 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : mod_echo.erl
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%%% Author : Alexey Shchepin <alexey@sevcom.net>
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%%% Purpose :
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%%% Created : 15 Jan 2003 by Alexey Shchepin <alexey@sevcom.net>
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%%%----------------------------------------------------------------------
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-module(mod_echo).
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-author('alexey@sevcom.net').
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-behaviour(gen_server).
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-behaviour(gen_mod).
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%% API
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-export([start_link/2, start/2, stop/1]).
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%% gen_server callbacks
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-export([init/1, handle_call/3, handle_cast/2, handle_info/2,
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terminate/2, code_change/3]).
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-include("ejabberd.hrl").
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-include("jlib.hrl").
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-record(state, {host}).
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-define(PROCNAME, ejabberd_mod_echo).
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%%====================================================================
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%% API
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%%====================================================================
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%%--------------------------------------------------------------------
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%% Function: start_link() -> {ok,Pid} | ignore | {error,Error}
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%% Description: Starts the server
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%%--------------------------------------------------------------------
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start_link(Host, Opts) ->
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Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
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gen_server:start_link({local, Proc}, ?MODULE, [Host, Opts], []).
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start(Host, Opts) ->
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Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
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ChildSpec =
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{Proc,
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{?MODULE, start_link, [Host, Opts]},
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temporary,
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1000,
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worker,
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[?MODULE]},
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supervisor:start_child(ejabberd_sup, ChildSpec).
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stop(Host) ->
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Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
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gen_server:call(Proc, stop),
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supervisor:terminate_child(ejabberd_sup, Proc),
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supervisor:delete_child(ejabberd_sup, Proc).
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%%====================================================================
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%% gen_server callbacks
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%%====================================================================
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%%--------------------------------------------------------------------
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%% Function: init(Args) -> {ok, State} |
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%% {ok, State, Timeout} |
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%% ignore |
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%% {stop, Reason}
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%% Description: Initiates the server
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%%--------------------------------------------------------------------
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init([Host, Opts]) ->
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MyHost = gen_mod:get_opt_host(Host, Opts, "echo.@HOST@"),
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ejabberd_router:register_route(MyHost),
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{ok, #state{host = MyHost}}.
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%%--------------------------------------------------------------------
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%% Function: %% handle_call(Request, From, State) -> {reply, Reply, State} |
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%% {reply, Reply, State, Timeout} |
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%% {noreply, State} |
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%% {noreply, State, Timeout} |
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%% {stop, Reason, Reply, State} |
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%% {stop, Reason, State}
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%% Description: Handling call messages
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%%--------------------------------------------------------------------
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handle_call(stop, _From, State) ->
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{stop, normal, ok, State}.
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%%--------------------------------------------------------------------
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%% Function: handle_cast(Msg, State) -> {noreply, State} |
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%% {noreply, State, Timeout} |
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%% {stop, Reason, State}
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%% Description: Handling cast messages
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%%--------------------------------------------------------------------
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handle_cast(_Msg, State) ->
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{noreply, State}.
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%%--------------------------------------------------------------------
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%% Function: handle_info(Info, State) -> {noreply, State} |
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%% {noreply, State, Timeout} |
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%% {stop, Reason, State}
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%% Description: Handling all non call/cast messages
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%%--------------------------------------------------------------------
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handle_info({route, From, To, Packet}, State) ->
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Packet2 = case From#jid.user of
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"" -> jlib:make_error_reply(Packet, ?ERR_BAD_REQUEST);
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_ -> Packet
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end,
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ejabberd_router:route(To, From, Packet2),
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{noreply, State};
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handle_info(_Info, State) ->
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{noreply, State}.
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%%--------------------------------------------------------------------
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%% Function: terminate(Reason, State) -> void()
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%% Description: This function is called by a gen_server when it is about to
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%% terminate. It should be the opposite of Module:init/1 and do any necessary
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%% cleaning up. When it returns, the gen_server terminates with Reason.
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%% The return value is ignored.
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%%--------------------------------------------------------------------
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terminate(_Reason, State) ->
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ejabberd_router:unregister_route(State#state.host),
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ok.
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%%--------------------------------------------------------------------
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%% Func: code_change(OldVsn, State, Extra) -> {ok, NewState}
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%% Description: Convert process state when code is changed
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%%--------------------------------------------------------------------
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code_change(_OldVsn, State, _Extra) ->
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{ok, State}.
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%%--------------------------------------------------------------------
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%%% Internal functions
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%%--------------------------------------------------------------------
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