diff options
Diffstat (limited to 'plugins/mod_s2s_bidi.lua')
| -rw-r--r-- | plugins/mod_s2s_bidi.lua | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/plugins/mod_s2s_bidi.lua b/plugins/mod_s2s_bidi.lua new file mode 100644 index 00000000..28e047de --- /dev/null +++ b/plugins/mod_s2s_bidi.lua @@ -0,0 +1,40 @@ +-- Prosody IM +-- Copyright (C) 2019 Kim Alvefur +-- +-- This project is MIT/X11 licensed. Please see the +-- COPYING file in the source package for more information. +-- + +local st = require "util.stanza"; + +local xmlns_bidi_feature = "urn:xmpp:features:bidi" +local xmlns_bidi = "urn:xmpp:bidi"; + +local require_encryption = module:get_option_boolean("s2s_require_encryption", false); + +module:hook("s2s-stream-features", function(event) + local origin, features = event.origin, event.features; + if origin.type == "s2sin_unauthed" and (not require_encryption or origin.secure) then + features:tag("bidi", { xmlns = xmlns_bidi_feature }):up(); + end +end); + +module:hook_tag("http://etherx.jabber.org/streams", "features", function (session, stanza) + if session.type == "s2sout_unauthed" and (not require_encryption or session.secure) then + local bidi = stanza:get_child("bidi", xmlns_bidi_feature); + if bidi then + session.incoming = true; + session.log("debug", "Requesting bidirectional stream"); + session.sends2s(st.stanza("bidi", { xmlns = xmlns_bidi })); + end + end +end, 200); + +module:hook_tag("urn:xmpp:bidi", "bidi", function(session) + if session.type == "s2sin_unauthed" and (not require_encryption or session.secure) then + session.log("debug", "Requested bidirectional stream"); + session.outgoing = true; + return true; + end +end); + |