mirror of
https://github.com/processone/ejabberd.git
synced 2024-11-24 16:23:40 +01:00
110 lines
4.1 KiB
Erlang
110 lines
4.1 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) 2002-2023 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, reload/3, process_local_iq/1,
|
|
process_sm_iq/1, mod_options/1, depends/2, mod_doc/0]).
|
|
|
|
-include("logger.hrl").
|
|
-include_lib("xmpp/include/xmpp.hrl").
|
|
-include("translate.hrl").
|
|
|
|
start(Host, _Opts) ->
|
|
gen_iq_handler:add_iq_handler(ejabberd_local, Host, ?NS_SIC_0,
|
|
?MODULE, process_local_iq),
|
|
gen_iq_handler:add_iq_handler(ejabberd_sm, Host, ?NS_SIC_0,
|
|
?MODULE, process_sm_iq),
|
|
gen_iq_handler:add_iq_handler(ejabberd_local, Host, ?NS_SIC_1,
|
|
?MODULE, process_local_iq),
|
|
gen_iq_handler:add_iq_handler(ejabberd_sm, Host, ?NS_SIC_1,
|
|
?MODULE, process_sm_iq).
|
|
|
|
stop(Host) ->
|
|
gen_iq_handler:remove_iq_handler(ejabberd_local, Host, ?NS_SIC_0),
|
|
gen_iq_handler:remove_iq_handler(ejabberd_sm, Host, ?NS_SIC_0),
|
|
gen_iq_handler:remove_iq_handler(ejabberd_local, Host, ?NS_SIC_1),
|
|
gen_iq_handler:remove_iq_handler(ejabberd_sm, Host, ?NS_SIC_1).
|
|
|
|
reload(_Host, _NewOpts, _OldOpts) ->
|
|
ok.
|
|
|
|
depends(_Host, _Opts) ->
|
|
[].
|
|
|
|
process_local_iq(#iq{from = #jid{user = User, server = Server,
|
|
resource = Resource},
|
|
type = get} = IQ) ->
|
|
get_ip({User, Server, Resource}, IQ);
|
|
process_local_iq(#iq{type = set, lang = Lang} = IQ) ->
|
|
Txt = ?T("Value 'set' of 'type' attribute is not allowed"),
|
|
xmpp:make_error(IQ, xmpp:err_not_allowed(Txt, Lang)).
|
|
|
|
process_sm_iq(#iq{from = #jid{user = User, server = Server,
|
|
resource = Resource},
|
|
to = #jid{user = User, server = Server},
|
|
type = get} = IQ) ->
|
|
get_ip({User, Server, Resource}, IQ);
|
|
process_sm_iq(#iq{type = get, lang = Lang} = IQ) ->
|
|
Txt = ?T("Query to another users is forbidden"),
|
|
xmpp:make_error(IQ, xmpp:err_forbidden(Txt, Lang));
|
|
process_sm_iq(#iq{type = set, lang = Lang} = IQ) ->
|
|
Txt = ?T("Value 'set' of 'type' attribute is not allowed"),
|
|
xmpp:make_error(IQ, xmpp:err_not_allowed(Txt, Lang)).
|
|
|
|
get_ip({User, Server, Resource},
|
|
#iq{lang = Lang, sub_els = [#sic{xmlns = NS}]} = IQ) ->
|
|
case ejabberd_sm:get_user_ip(User, Server, Resource) of
|
|
{IP, Port} when is_tuple(IP) ->
|
|
Result = case NS of
|
|
?NS_SIC_0 -> #sic{ip = IP, xmlns = NS};
|
|
?NS_SIC_1 -> #sic{ip = IP, port = Port, xmlns = NS}
|
|
end,
|
|
xmpp:make_iq_result(IQ, Result);
|
|
_ ->
|
|
Txt = ?T("User session not found"),
|
|
xmpp:make_error(IQ, xmpp:err_item_not_found(Txt, Lang))
|
|
end.
|
|
|
|
mod_options(_Host) ->
|
|
[].
|
|
|
|
mod_doc() ->
|
|
#{desc =>
|
|
[?T("This module adds support for "
|
|
"https://xmpp.org/extensions/xep-0279.html"
|
|
"[XEP-0279: Server IP Check]. This protocol enables "
|
|
"a client to discover its external IP address."), "",
|
|
?T("WARNING: The protocol extension is deferred and seems "
|
|
"like there are no clients supporting it, so using this "
|
|
"module is not recommended and, furthermore, the module "
|
|
"might be removed in the future.")]}.
|