From 2f436e1b7f86e2959a61e8897ae6309f9d245250 Mon Sep 17 00:00:00 2001 From: Matthew Wild Date: Sun, 4 Oct 2009 14:06:45 +0100 Subject: mod_tls: Advertise and handle TLS for s2s connections --- plugins/mod_tls.lua | 44 +++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) (limited to 'plugins') diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua index 10455559..4b1bc63b 100644 --- a/plugins/mod_tls.lua +++ b/plugins/mod_tls.lua @@ -8,7 +8,8 @@ local st = require "util.stanza"; -local xmlns_starttls ='urn:ietf:params:xml:ns:xmpp-tls'; +local xmlns_stream = 'http://etherx.jabber.org/streams'; +local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls'; local secure_auth_only = module:get_option("require_encryption"); @@ -26,6 +27,20 @@ module:add_handler("c2s_unauthed", "starttls", xmlns_starttls, end end); +module:add_handler("s2sin_unauthed", "starttls", xmlns_starttls, + function (session, stanza) + if session.conn.starttls then + session.sends2s(st.stanza("proceed", { xmlns = xmlns_starttls })); + session:reset_stream(); + session.conn.starttls(); + session.log("info", "TLS negotiation started for incoming s2s..."); + else + -- FIXME: What reply? + session.log("warn", "Attempt to start TLS, but TLS is not available on this s2s connection"); + end + end); + + local starttls_attr = { xmlns = xmlns_starttls }; module:add_event_hook("stream-features", function (session, features) @@ -38,3 +53,30 @@ module:add_event_hook("stream-features", end end end); + +module:add_event_hook("s2s-stream-features", + function (session, features) + if session.conn.starttls then + --features:tag("starttls", starttls_attr):up(); + end + end); + +-- For s2sout connections, start TLS if we can +module:hook_stanza(xmlns_stream, "features", + function (session, stanza) + module:log("debug", "Received features element"); + if stanza:child_with_ns(xmlns_starttls) then + module:log("%s is offering TLS, taking up the offer...", session.to_host); + session.sends2s(""); + return true; + end + end, 500); + +module:hook_stanza(xmlns_starttls, "proceed", + function (session, stanza) + module:log("debug", "Proceeding with TLS on s2sout..."); + local format, to_host, from_host = string.format, session.to_host, session.from_host; + session:reset_stream(); + session.conn.starttls(true); + return true; + end); -- cgit v1.2.3