Sat, 21 Aug 2010 15:28:54 +0100
verse.plugins.jingle_ft: Jingle File Transfer application profile
8 | 1 | local st = require "util.stanza"; |
2 | local stx = require "util.xstanza"; | |
3 | local base64 = require "mime".b64; | |
4 | local xmlns_sasl = "urn:ietf:params:xml:ns:xmpp-sasl"; | |
5 | ||
6 | function verse.plugins.sasl(stream) | |
7 | local function handle_features(features_stanza) | |
8 | if stream.authenticated then return; end | |
9 | stream:debug("Authenticating with SASL..."); | |
10 | local initial_data = base64("\0"..stream.username.."\0"..stream.password); | |
11 | ||
12 | --stream.sasl_state, initial_data = sasl_new({"PLAIN"}, stream.username, stream.password, stream.jid); | |
13 | ||
14 | stream:debug("Selecting PLAIN mechanism..."); | |
15 | local auth_stanza = st.stanza("auth", { xmlns = xmlns_sasl, mechanism = "PLAIN" }); | |
16 | if initial_data then | |
17 | auth_stanza:text(initial_data); | |
18 | end | |
19 | stream:send(auth_stanza); | |
20 | return true; | |
21 | end | |
22 | ||
23 | local function handle_sasl(sasl_stanza) | |
24 | if sasl_stanza.name == "success" then | |
25 | stream.authenticated = true; | |
26 | stream:event("authentication-success"); | |
27 | elseif sasl_stanza.name == "failure" then | |
28 | local err = sasl_stanza.tags[1]; | |
29 | stream:event("authentication-failure", { condition = err.name }); | |
30 | end | |
31 | stream:reopen(); | |
32 | return true; | |
33 | end | |
34 | ||
35 | stream:hook("stream-features", handle_features, 300); | |
36 | stream:hook("stream/"..xmlns_sasl, handle_sasl); | |
37 | ||
38 | return true; | |
39 | end | |
40 |