mirror of
https://github.com/processone/ejabberd.git
synced 2024-11-10 15:47:30 +01:00
105 lines
3.6 KiB
Erlang
105 lines
3.6 KiB
Erlang
%%%----------------------------------------------------------------------
|
|
%%% 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) 2002-2016 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.,
|
|
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
%%%
|
|
%%%----------------------------------------------------------------------
|
|
|
|
-module(mod_sic).
|
|
|
|
-protocol({xep, 279, '0.2'}).
|
|
|
|
-author('karim.gemayel@process-one.net').
|
|
|
|
-behaviour(gen_mod).
|
|
|
|
-export([start/2, stop/1, process_local_iq/3,
|
|
process_sm_iq/3, mod_opt_type/1, depends/2]).
|
|
|
|
-include("ejabberd.hrl").
|
|
-include("logger.hrl").
|
|
|
|
-include("jlib.hrl").
|
|
|
|
-define(NS_SIC, <<"urn:xmpp:sic:0">>).
|
|
|
|
start(Host, Opts) ->
|
|
IQDisc = gen_mod:get_opt(iqdisc, Opts, fun gen_iq_handler:check_type/1,
|
|
one_queue),
|
|
gen_iq_handler:add_iq_handler(ejabberd_local, Host,
|
|
?NS_SIC, ?MODULE, process_local_iq, IQDisc),
|
|
gen_iq_handler:add_iq_handler(ejabberd_sm, Host,
|
|
?NS_SIC, ?MODULE, process_sm_iq, IQDisc).
|
|
|
|
stop(Host) ->
|
|
gen_iq_handler:remove_iq_handler(ejabberd_local, Host,
|
|
?NS_SIC),
|
|
gen_iq_handler:remove_iq_handler(ejabberd_sm, Host,
|
|
?NS_SIC).
|
|
|
|
depends(_Host, _Opts) ->
|
|
[].
|
|
|
|
process_local_iq(#jid{user = User, server = Server,
|
|
resource = Resource},
|
|
_To, #iq{type = get, sub_el = _SubEl} = IQ) ->
|
|
get_ip({User, Server, Resource}, IQ);
|
|
process_local_iq(_From, _To,
|
|
#iq{type = set, sub_el = SubEl, lang = Lang} = IQ) ->
|
|
Txt = <<"Value 'set' of 'type' attribute is not allowed">>,
|
|
IQ#iq{type = error, sub_el = [SubEl, ?ERRT_NOT_ALLOWED(Lang, Txt)]}.
|
|
|
|
process_sm_iq(#jid{user = User, server = Server,
|
|
resource = Resource},
|
|
#jid{user = User, server = Server},
|
|
#iq{type = get, sub_el = _SubEl} = IQ) ->
|
|
get_ip({User, Server, Resource}, IQ);
|
|
process_sm_iq(_From, _To,
|
|
#iq{type = get, sub_el = SubEl, lang = Lang} = IQ) ->
|
|
Txt = <<"Query to another users is forbidden">>,
|
|
IQ#iq{type = error, sub_el = [SubEl, ?ERRT_FORBIDDEN(Lang, Txt)]};
|
|
process_sm_iq(_From, _To,
|
|
#iq{type = set, sub_el = SubEl, lang = Lang} = IQ) ->
|
|
Txt = <<"Value 'set' of 'type' attribute is not allowed">>,
|
|
IQ#iq{type = error, sub_el = [SubEl, ?ERRT_NOT_ALLOWED(Lang, Txt)]}.
|
|
|
|
get_ip({User, Server, Resource},
|
|
#iq{lang = Lang,
|
|
sub_el =
|
|
#xmlel{name = Name, attrs = Attrs} = SubEl} =
|
|
IQ) ->
|
|
case ejabberd_sm:get_user_ip(User, Server, Resource) of
|
|
{IP, _} when is_tuple(IP) ->
|
|
IQ#iq{type = result,
|
|
sub_el =
|
|
[#xmlel{name = Name, attrs = Attrs,
|
|
children =
|
|
[{xmlcdata,
|
|
iolist_to_binary(jlib:ip_to_list(IP))}]}]};
|
|
_ ->
|
|
Txt = <<"User session not found">>,
|
|
IQ#iq{type = error,
|
|
sub_el = [SubEl, ?ERRT_INTERNAL_SERVER_ERROR(Lang, Txt)]}
|
|
end.
|
|
|
|
mod_opt_type(iqdisc) -> fun gen_iq_handler:check_type/1;
|
|
mod_opt_type(_) -> [iqdisc].
|