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plugins/sasl.lua @ 271:c9d8628a61cc

plugins.roster: Change variable name to what's used in XMPP-IM
author Kim Alvefur <zash@zash.se>
date Sun, 01 Jan 2012 22:17:39 +0100
parent 197:7e98cf2c1d8d
child 302:0c83cb476246
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1 local base64 = require "mime".b64;
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2 local xmlns_sasl = "urn:ietf:params:xml:ns:xmpp-sasl";
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4 function verse.plugins.sasl(stream)
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5 local function handle_features(features_stanza)
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6 if stream.authenticated then return; end
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7 stream:debug("Authenticating with SASL...");
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8 local initial_data = base64("\0"..stream.username.."\0"..stream.password);
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10 --stream.sasl_state, initial_data = sasl_new({"PLAIN"}, stream.username, stream.password, stream.jid);
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12 stream:debug("Selecting PLAIN mechanism...");
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13 local auth_stanza = verse.stanza("auth", { xmlns = xmlns_sasl, mechanism = "PLAIN" });
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14 if initial_data then
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15 auth_stanza:text(initial_data);
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16 end
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17 stream:send(auth_stanza);
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18 return true;
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19 end
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21 local function handle_sasl(sasl_stanza)
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22 if sasl_stanza.name == "success" then
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23 stream.authenticated = true;
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24 stream:event("authentication-success");
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25 elseif sasl_stanza.name == "failure" then
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26 local err = sasl_stanza.tags[1];
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27 stream:event("authentication-failure", { condition = err.name });
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28 end
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29 stream:reopen();
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30 return true;
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31 end
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33 stream:hook("stream-features", handle_features, 300);
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34 stream:hook("stream/"..xmlns_sasl, handle_sasl);
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36 return true;
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37 end
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