author | Matthew Wild <mwild1@gmail.com> |
Thu, 22 Jul 2010 13:13:28 +0100 | |
changeset 3397 | f376f0bd1d1f |
parent 2933 | e68ff49fa79b |
child 3571 | 675d65036f31 |
permissions | -rw-r--r-- |
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Remove version number from copyright headers
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-- Prosody IM |
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-- Copyright (C) 2008-2010 Matthew Wild |
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-- Copyright (C) 2008-2010 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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forgot to commit mod_tls, oops :)
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local st = require "util.stanza"; |
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Abstract connections with "connection listeners"
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require_encryption deprecated, use c2s_require_encryption instead
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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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local secure_s2s_only = module:get_option("s2s_require_encryption"); |
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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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local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls'; |
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local starttls_attr = { xmlns = xmlns_starttls }; |
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local starttls_proceed = st.stanza("proceed", starttls_attr); |
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local starttls_failure = st.stanza("failure", starttls_attr); |
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local c2s_feature = st.stanza("starttls", starttls_attr); |
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local s2s_feature = st.stanza("starttls", starttls_attr); |
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if secure_auth_only then c2s_feature:tag("required"):up(); end |
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if secure_s2s_only then s2s_feature:tag("required"):up(); end |
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mod_tls: Update for new server SSL syntax
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local global_ssl_ctx = prosody.global_ssl_ctx; |
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mod_tls: Don't offer TLS on hosts that don't have any certs
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local host = hosts[module.host]; |
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mod_tls: Refactor to simplify detection of whether we can do TLS on a connection
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local function can_do_tls(session) |
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if session.type == "c2s_unauthed" then |
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return session.conn.starttls and host.ssl_ctx_in; |
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elseif session.type == "s2sin_unauthed" and allow_s2s_tls then |
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return session.conn.starttls and host.ssl_ctx_in; |
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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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return session.conn.starttls and host.ssl_ctx; |
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end |
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return false; |
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mod_tls: Add s2s_allow_encryption option which, when set to false, disabled TLS for s2s
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end |
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-- Hook <starttls/> |
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module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event) |
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local origin = event.origin; |
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if can_do_tls(origin) then |
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(origin.sends2s or origin.send)(starttls_proceed); |
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origin:reset_stream(); |
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local host = origin.to_host or origin.host; |
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mod_tls: Merged duplicate code.
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local ssl_ctx = host and hosts[host].ssl_ctx_in or global_ssl_ctx; |
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origin.conn:starttls(ssl_ctx); |
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origin.log("info", "TLS negotiation started for %s...", origin.type); |
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origin.secure = false; |
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else |
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origin.log("warn", "Attempt to start TLS, but TLS is not available on this %s connection", origin.type); |
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(origin.sends2s or origin.send)(starttls_failure); |
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origin:close(); |
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end |
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return true; |
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end); |
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-- Advertize stream feature |
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mod_tls: Hook stream-features event using new events API.
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module:hook("stream-features", function(event) |
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mod_tls: Hook stream-features event using new events API.
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local origin, features = event.origin, event.features; |
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if can_do_tls(origin) then |
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features:add_child(c2s_feature); |
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end |
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end); |
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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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local origin, features = event.origin, event.features; |
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if can_do_tls(origin) then |
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features:add_child(s2s_feature); |
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end |
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end); |
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-- For s2sout connections, start TLS if we can |
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module:hook_stanza("http://etherx.jabber.org/streams", "features", function (session, stanza) |
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module:log("debug", "Received features element"); |
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if can_do_tls(session) and stanza:child_with_ns(xmlns_starttls) then |
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module:log("%s is offering TLS, taking up the offer...", session.to_host); |
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session.sends2s("<starttls xmlns='"..xmlns_starttls.."'/>"); |
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return true; |
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end |
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end, 500); |
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module:hook_stanza(xmlns_starttls, "proceed", function (session, stanza) |
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module:log("debug", "Proceeding with TLS on s2sout..."); |
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session:reset_stream(); |
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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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session.conn:starttls(ssl_ctx); |
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session.secure = false; |
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return true; |
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end); |