prosody
4edb942e9dff
plugins/mod_legacyauth.lua

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plugins/mod_legacyauth.lua @ 55:4edb942e9dff

Some notes of the stanza and session structures
author Waqas Hussain <waqas20@gmail.com>
date Sat, 04 Oct 2008 19:32:02 +0500
parent 38:3fdfd6e0cb4e
child 45:363c0af290bc
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1
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2 local st = require "util.stanza";
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3 local send = require "core.sessionmanager".send_to_session;
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4 local t_concat = table.concat;
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5
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6 add_iq_handler("c2s_unauthed", "jabber:iq:auth",
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7 function (session, stanza)
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8 local username = stanza.tags[1]:child_with_name("username");
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9 local password = stanza.tags[1]:child_with_name("password");
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10 local resource = stanza.tags[1]:child_with_name("resource");
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11 if not (username and password and resource) then
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12 local reply = st.reply(stanza);
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13 send(session, reply:query("jabber:iq:auth")
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14 :tag("username"):up()
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15 :tag("password"):up()
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16 :tag("resource"):up());
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17 return true;
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18 else
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19 username, password, resource = t_concat(username), t_concat(password), t_concat(resource);
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20 local reply = st.reply(stanza);
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21 require "core.usermanager"
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22 if usermanager.validate_credentials(session.host, username, password) then
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23 -- Authentication successful!
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24 local success, err = sessionmanager.make_authenticated(session, username);
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25 if success then
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26 success, err = sessionmanager.bind_resource(session, resource);
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27 --FIXME: Reply with error
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28 if not success then
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29 local reply = st.reply(stanza);
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30 reply.attr.type = "error";
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31 if err == "conflict" then
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32 reply:tag("error", { code = "409", type = "cancel" })
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33 :tag("conflict", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" });
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34 elseif err == "constraint" then
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35 reply:tag("error", { code = "409", type = "cancel" })
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36 :tag("already-bound", { xmlns = "x-lxmppd:extensions:legacyauth" });
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37 elseif err == "auth" then
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38 reply:tag("error", { code = "401", type = "auth" })
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39 :tag("not-authorized", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" });
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40 end
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41 dispatch_stanza(reply);
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42 return true;
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43 end
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44 end
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45 send(session, st.reply(stanza));
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46 return true;
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47 else
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48 local reply = st.reply(stanza);
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49 reply.attr.type = "error";
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50 reply:tag("error", { code = "401", type = "auth" })
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51 :tag("not-authorized", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" });
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52 dispatch_stanza(reply);
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53 return true;
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54 end
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55 end
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56
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57 end);