Annotate

plugins/tls.lua @ 120:47449a29d8ed

plugins.disco: Store node of disco items
author Matthew Wild <mwild1@gmail.com>
date Thu, 09 Sep 2010 19:25:08 +0100
parent 67:8154b72591d5
child 197:7e98cf2c1d8d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
61
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local st = require "util.stanza";
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 local xmlns_tls = "urn:ietf:params:xml:ns:xmpp-tls";
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 function verse.plugins.tls(stream)
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 local function handle_features(features_stanza)
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 if stream.authenticated then return; end
63
311e61176159 verse.plugins.tls: Fail gracefully when LuaSec not loaded
Matthew Wild <mwild1@gmail.com>
parents: 61
diff changeset
7 if features_stanza:get_child("starttls", xmlns_tls) and stream.conn.starttls then
61
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 stream:debug("Negotiating TLS...");
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 stream:send(st.stanza("starttls", { xmlns = xmlns_tls }));
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 return true;
67
8154b72591d5 verse.plugins.tls: self -> stream
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
11 elseif not stream.conn.starttls and not stream.secure then
63
311e61176159 verse.plugins.tls: Fail gracefully when LuaSec not loaded
Matthew Wild <mwild1@gmail.com>
parents: 61
diff changeset
12 stream:warn("SSL libary (LuaSec) not loaded, so TLS not available");
67
8154b72591d5 verse.plugins.tls: self -> stream
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
13 elseif not stream.secure then
61
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 stream:debug("Server doesn't offer TLS :(");
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 local function handle_tls(tls_status)
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 if tls_status.name == "proceed" then
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 stream:debug("Server says proceed, handshake starting...");
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 stream.conn:starttls({mode="client", protocol="sslv23", options="no_sslv2"}, true);
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 local function handle_status(new_status)
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 if new_status == "ssl-handshake-complete" then
67
8154b72591d5 verse.plugins.tls: self -> stream
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
25 stream.secure = true;
61
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 stream:debug("Re-opening stream...");
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 stream:reopen();
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 end
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 stream:hook("stream-features", handle_features, 400);
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 stream:hook("stream/"..xmlns_tls, handle_tls);
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 stream:hook("status", handle_status, 400);
66
cd66229bdd7f verse.plugins.tls: Return true to indicate success loading plugin
Matthew Wild <mwild1@gmail.com>
parents: 65
diff changeset
33
cd66229bdd7f verse.plugins.tls: Return true to indicate success loading plugin
Matthew Wild <mwild1@gmail.com>
parents: 65
diff changeset
34 return true;
61
6adddfdf974b verse.plugins.tls: Support for TLS encryption! (thanks Azelphur for the final push)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 end