Second merge from waqas
[prosody.git] / plugins / mod_tls.lua
1 -- Prosody IM v0.2
2 -- Copyright (C) 2008 Matthew Wild
3 -- Copyright (C) 2008 Waqas Hussain
4 -- 
5 -- This program is free software; you can redistribute it and/or
6 -- modify it under the terms of the GNU General Public License
7 -- as published by the Free Software Foundation; either version 2
8 -- of the License, or (at your option) any later version.
9 -- 
10 -- This program is distributed in the hope that it will be useful,
11 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
12 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 -- GNU General Public License for more details.
14 -- 
15 -- You should have received a copy of the GNU General Public License
16 -- along with this program; if not, write to the Free Software
17 -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
18 --
19
20
21
22 local st = require "util.stanza";
23
24 --local sessions = sessions;
25
26 local t_insert = table.insert;
27
28 local log = require "util.logger".init("mod_starttls");
29
30 local xmlns_starttls ='urn:ietf:params:xml:ns:xmpp-tls';
31
32 module:add_handler("c2s_unauthed", "starttls", xmlns_starttls,
33                 function (session, stanza)
34                         if session.conn.starttls then
35                                 session.send(st.stanza("proceed", { xmlns = xmlns_starttls }));
36                                 session:reset_stream();
37                                 session.conn.starttls();
38                                 session.log("info", "TLS negotiation started...");
39                         else
40                                 -- FIXME: What reply?
41                                 session.log("warn", "Attempt to start TLS, but TLS is not available on this connection");
42                         end
43                 end);
44                 
45 local starttls_attr = { xmlns = xmlns_starttls };
46 module:add_event_hook("stream-features", 
47                                         function (session, features)                                                                                            
48                                                 if session.conn.starttls then
49                                                         features:tag("starttls", starttls_attr):up();
50                                                 end
51                                         end);