prosody
dff84fdebac0
plugins/mod_tls.lua

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plugins/mod_tls.lua @ 2602:dff84fdebac0

mod_tls: Remove origin type check when TLS is requested (thanks MattJ).
author Waqas Hussain <waqas20@gmail.com>
date Fri, 12 Feb 2010 02:43:02 +0500
parent 2601:e64c6a4aa50b
child 2604:ed32f7bad620
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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841d61be198f Remove version number from copyright headers
Matthew Wild <mwild1@gmail.com>
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1 -- Prosody IM
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90ce865eebd8 Update copyright notices for 2009
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2 -- Copyright (C) 2008-2009 Matthew Wild
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3 -- Copyright (C) 2008-2009 Waqas Hussain
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4 --
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b1885732e979 GPL->MIT!
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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5b664c8fef86 forgot to commit mod_tls, oops :)
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9 local st = require "util.stanza";
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10
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11 local xmlns_stream = 'http://etherx.jabber.org/streams';
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12 local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls';
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13
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14 local secure_auth_only = module:get_option("c2s_require_encryption") or module:get_option("require_encryption");
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da49a59dff7c mod_tls: require_s2s_encryption -> s2s_require_encryption
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15 local secure_s2s_only = module:get_option("s2s_require_encryption");
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16
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17 local global_ssl_ctx = prosody.global_ssl_ctx;
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18
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19 module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event)
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20 local origin = event.origin;
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21 if origin.conn.starttls then
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22 (origin.sends2s or origin.send)(st.stanza("proceed", { xmlns = xmlns_starttls }));
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23 origin:reset_stream();
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24 local host = origin.to_host or origin.host;
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25 local ssl_ctx = host and hosts[host].ssl_ctx_in or global_ssl_ctx;
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26 origin.conn:starttls(ssl_ctx);
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27 origin.log("info", "TLS negotiation started for %s...", origin.type);
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28 origin.secure = false;
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29 else
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30 origin.log("warn", "Attempt to start TLS, but TLS is not available on this %s connection", origin.type);
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31 (origin.sends2s or origin.send)(st.stanza("failure", { xmlns = xmlns_starttls }));
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32 origin:close();
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33 end
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34 return true;
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35 end);
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36
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37
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38 local starttls_attr = { xmlns = xmlns_starttls };
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39 module:add_event_hook("stream-features",
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40 function (session, features)
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41 if not session.username and session.conn.starttls then
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42 features:tag("starttls", starttls_attr);
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43 if secure_auth_only then
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44 features:tag("required"):up():up();
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45 else
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46 features:up();
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47 end
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48 end
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49 end);
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50
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51 module:hook("s2s-stream-features",
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52 function (data)
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53 local session, features = data.session, data.features;
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54 if session.to_host and session.type ~= "s2sin" and session.conn.starttls then
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55 features:tag("starttls", starttls_attr):up();
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56 if secure_s2s_only then
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57 features:tag("required"):up():up();
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58 else
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59 features:up();
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60 end
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61 end
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62 end);
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63
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64 -- For s2sout connections, start TLS if we can
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65 module:hook_stanza(xmlns_stream, "features",
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66 function (session, stanza)
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67 module:log("debug", "Received features element");
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68 if session.conn.starttls and stanza:child_with_ns(xmlns_starttls) then
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69 module:log("%s is offering TLS, taking up the offer...", session.to_host);
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70 session.sends2s("<starttls xmlns='"..xmlns_starttls.."'/>");
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71 return true;
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72 end
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73 end, 500);
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74
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75 module:hook_stanza(xmlns_starttls, "proceed",
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76 function (session, stanza)
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77 module:log("debug", "Proceeding with TLS on s2sout...");
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78 session:reset_stream();
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79 local ssl_ctx = session.from_host and hosts[session.from_host].ssl_ctx or global_ssl_ctx;
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80 session.conn:starttls(ssl_ctx, true);
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e1c5b537f240 mod_tls: Mark sessions as not secure when negotiating outward TLS, so they get marked secure later. Fixes missing (encrypted) for outgoing sessions in s2s:show(). Thanks albert, McKael :)
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81 session.secure = false;
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82 return true;
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83 end);