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Implement XEP-0279: Server IP Check (thanks to Karim Gemayel)(EJAB-1205)

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Badlop 2010-03-08 13:58:53 +01:00
parent 4dc48da638
commit 94257c3e4b
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src/mod_sic.erl Normal file
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%%%----------------------------------------------------------------------
%%% File : mod_sic.erl
%%% Author : Karim Gemayel <karim.gemayel@process-one.net>
%%% Purpose : XEP-0279 Server IP Check
%%% Created : 6 Mar 2010 by Karim Gemayel <karim.gemayel@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2010 ProcessOne
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program; if not, write to the Free Software
%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
%%% 02111-1307 USA
%%%
%%%----------------------------------------------------------------------
-module(mod_sic).
-author('karim.gemayel@process-one.net').
-behaviour(gen_mod).
-export([start/2,
stop/1,
process_local_iq/3,
process_sm_iq/3]).
-include_lib("exmpp/include/exmpp.hrl").
-include_lib("exmpp/include/internal/exmpp_xmpp.hrl").
-include("ejabberd.hrl").
start(Host, Opts) ->
HostB = list_to_binary(Host),
IQDisc = gen_mod:get_opt(iqdisc, Opts, one_queue),
mod_disco:register_feature(Host, ?NS_SIC_0_s),
gen_iq_handler:add_iq_handler(ejabberd_local, HostB, ?NS_SIC_0_s,
?MODULE, process_local_iq, IQDisc),
gen_iq_handler:add_iq_handler(ejabberd_sm, HostB, ?NS_SIC_0_s,
?MODULE, process_sm_iq, IQDisc).
stop(Host) ->
HostB = list_to_binary(Host),
mod_disco:unregister_feature(Host, ?NS_SIC_0_s),
gen_iq_handler:remove_iq_handler(ejabberd_local, HostB, ?NS_SIC_0_s),
gen_iq_handler:remove_iq_handler(ejabberd_sm, HostB, ?NS_SIC_0_s).
process_local_iq(From, _To, #iq{type = 'get'} = IQ) ->
get_ip(From, IQ);
process_local_iq(_From, _To, #iq{type = 'set'} = IQ) ->
exmpp_iq:error(IQ, 'not-allowed');
process_local_iq(_From, _To, #iq{} = IQ) ->
exmpp_iq:error(IQ, 'unexpected-request').
process_sm_iq(
#jid{prep_node = Node, prep_domain = Domain} = From,
#jid{prep_node = Node, prep_domain = Domain} = _To,
#iq{type = 'get'} = IQ) ->
get_ip(From, IQ);
process_sm_iq(_From, _To, #iq{type = 'get'} = IQ) ->
exmpp_iq:error(IQ, 'forbidden');
process_sm_iq(_From, _To, #iq{type = 'set'} = IQ) ->
exmpp_iq:error(IQ, 'not-allowed');
process_sm_iq(_From, _To, #iq{} = IQ) ->
exmpp_iq:error(IQ, 'unexpected-request').
get_ip(From, IQ) ->
case ejabberd_sm:get_user_ip(From) of
{IP, _} when is_tuple(IP) ->
exmpp_iq:result(IQ,
#xmlel{
name = 'ip',
ns = ?NS_SIC_0_s,
children = [?XMLCDATA(list_to_binary(
inet_parse:ntoa(IP)))]
});
_ ->
exmpp_iq:error(IQ, 'internal-server-error')
end.