Thu, 04 Nov 2010 08:41:24 +0000
mod_posix: Remove redundant import of logger.setwriter()
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Remove version number from copyright headers
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1 | -- Prosody IM |
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Update copyright headers for 2010
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2 | -- Copyright (C) 2008-2010 Matthew Wild |
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3 | -- Copyright (C) 2008-2010 Waqas Hussain |
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4 | -- |
758 | 5 | -- This project is MIT/X11 licensed. Please see the |
6 | -- COPYING file in the source package for more information. | |
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7 | -- |
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8 | |
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forgot to commit mod_tls, oops :)
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9 | local st = require "util.stanza"; |
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Abstract connections with "connection listeners"
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10 | |
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require_encryption deprecated, use c2s_require_encryption instead
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11 | local secure_auth_only = module:get_option("c2s_require_encryption") or module:get_option("require_encryption"); |
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mod_tls: require_s2s_encryption -> s2s_require_encryption
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12 | local secure_s2s_only = module:get_option("s2s_require_encryption"); |
2933 | 13 | local allow_s2s_tls = module:get_option("s2s_allow_encryption") ~= false; |
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mod_tls: Add <required/> to stream feature when TLS is required
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14 | |
2605 | 15 | local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls'; |
16 | local starttls_attr = { xmlns = xmlns_starttls }; | |
17 | local starttls_proceed = st.stanza("proceed", starttls_attr); | |
18 | local starttls_failure = st.stanza("failure", starttls_attr); | |
19 | local c2s_feature = st.stanza("starttls", starttls_attr); | |
20 | local s2s_feature = st.stanza("starttls", starttls_attr); | |
21 | if secure_auth_only then c2s_feature:tag("required"):up(); end | |
22 | if secure_s2s_only then s2s_feature:tag("required"):up(); end | |
23 | ||
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mod_tls: Update for new server SSL syntax
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24 | local global_ssl_ctx = prosody.global_ssl_ctx; |
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mod_tls: Add <required/> to stream feature when TLS is required
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25 | |
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mod_tls: Don't offer TLS on hosts that don't have any certs
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26 | local host = hosts[module.host]; |
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27 | |
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mod_tls: Refactor to simplify detection of whether we can do TLS on a connection
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28 | local function can_do_tls(session) |
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29 | if session.type == "c2s_unauthed" then |
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mod_tls: Ban TLS after auth, not before.
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30 | return session.conn.starttls and host.ssl_ctx_in; |
2933 | 31 | elseif session.type == "s2sin_unauthed" and allow_s2s_tls then |
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32 | return session.conn.starttls and host.ssl_ctx_in; |
2933 | 33 | elseif session.direction == "outgoing" and allow_s2s_tls then |
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mod_tls: Only negotiate TLS on outgoing s2s connections if we have an SSL context (thanks Flo...)
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34 | return session.conn.starttls and host.ssl_ctx; |
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35 | end |
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36 | return false; |
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37 | end |
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38 | |
2605 | 39 | -- Hook <starttls/> |
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40 | module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event) |
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41 | local origin = event.origin; |
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42 | if can_do_tls(origin) then |
2605 | 43 | (origin.sends2s or origin.send)(starttls_proceed); |
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44 | origin:reset_stream(); |
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45 | local host = origin.to_host or origin.host; |
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mod_tls: Merged duplicate code.
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46 | local ssl_ctx = host and hosts[host].ssl_ctx_in or global_ssl_ctx; |
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47 | origin.conn:starttls(ssl_ctx); |
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48 | origin.log("info", "TLS negotiation started for %s...", origin.type); |
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49 | origin.secure = false; |
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50 | else |
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51 | origin.log("warn", "Attempt to start TLS, but TLS is not available on this %s connection", origin.type); |
2605 | 52 | (origin.sends2s or origin.send)(starttls_failure); |
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mod_tls: Respond with proper error when TLS cannot be negotiated.
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53 | origin:close(); |
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54 | end |
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55 | return true; |
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56 | end); |
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57 | |
2605 | 58 | -- Advertize stream feature |
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mod_tls: Hook stream-features event using new events API.
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59 | module:hook("stream-features", function(event) |
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mod_tls: Hook stream-features event using new events API.
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60 | local origin, features = event.origin, event.features; |
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61 | if can_do_tls(origin) then |
2605 | 62 | features:add_child(c2s_feature); |
63 | end | |
64 | end); | |
65 | module:hook("s2s-stream-features", function(event) | |
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s2smanager, mod_compression, mod_tls: Changed event.session to event.origin for s2s-stream-features event for consistency.
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66 | local origin, features = event.origin, event.features; |
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67 | if can_do_tls(origin) then |
2605 | 68 | features:add_child(s2s_feature); |
69 | end | |
70 | end); | |
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71 | |
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72 | -- For s2sout connections, start TLS if we can |
2605 | 73 | module:hook_stanza("http://etherx.jabber.org/streams", "features", function (session, stanza) |
74 | module:log("debug", "Received features element"); | |
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75 | if can_do_tls(session) and stanza:child_with_ns(xmlns_starttls) then |
2605 | 76 | module:log("%s is offering TLS, taking up the offer...", session.to_host); |
77 | session.sends2s("<starttls xmlns='"..xmlns_starttls.."'/>"); | |
78 | return true; | |
79 | end | |
80 | end, 500); | |
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81 | |
2605 | 82 | module:hook_stanza(xmlns_starttls, "proceed", function (session, stanza) |
83 | module:log("debug", "Proceeding with TLS on s2sout..."); | |
84 | session:reset_stream(); | |
85 | local ssl_ctx = session.from_host and hosts[session.from_host].ssl_ctx or global_ssl_ctx; | |
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mod_tls: Remove extraneous flag to starttls() for s2sout connecections
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86 | session.conn:starttls(ssl_ctx); |
2605 | 87 | session.secure = false; |
88 | return true; | |
89 | end); |