prosody
e6a5f196fc1f
plugins/mod_s2s_bidi.lua

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plugins/mod_s2s_bidi.lua @ 13317:e6a5f196fc1f

util.uuid: Add UUIDv7 Allows sorting by id as a substitute for sorting by timestamp since it has the timestamp in the encoded in the first part, and only things that happen extremely close together may get out of order by such a sort, which might not matter. From draft-ietf-uuidrev-rfc4122bis formerly draft-peabody-dispatch-new-uuid-format
author Kim Alvefur <zash@zash.se>
date Sun, 15 Aug 2021 14:44:21 +0200
parent 12977:74b9e05af71e
child 13507:4fb6a3eb9c29
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1006739de449 mod_s2s_bidi: Enables bi-directional streams via XEP-0288
Kim Alvefur <zash@zash.se>
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1 -- Prosody IM
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2 -- Copyright (C) 2019 Kim Alvefur
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3 --
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4 -- This project is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6 --
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7
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8 local st = require "prosody.util.stanza";
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10 local xmlns_bidi_feature = "urn:xmpp:features:bidi"
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11 local xmlns_bidi = "urn:xmpp:bidi";
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12
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13 local require_encryption = module:get_option_boolean("s2s_require_encryption", true);
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14
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15 module:hook("s2s-stream-features", function(event)
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16 local origin, features = event.origin, event.features;
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17 if origin.type == "s2sin_unauthed" and (not require_encryption or origin.secure) then
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18 features:tag("bidi", { xmlns = xmlns_bidi_feature }):up();
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19 end
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20 end);
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21
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22 module:hook_tag("http://etherx.jabber.org/streams", "features", function (session, stanza)
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23 if session.type == "s2sout_unauthed" and (not require_encryption or session.secure) then
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24 local bidi = stanza:get_child("bidi", xmlns_bidi_feature);
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25 if bidi then
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26 session.incoming = true;
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27 session.log("debug", "Requesting bidirectional stream");
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28 local request_bidi = st.stanza("bidi", { xmlns = xmlns_bidi });
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29 module:fire_event("s2sout-stream-features", { origin = session, features = request_bidi });
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30 session.sends2s(request_bidi);
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31 end
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32 end
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33 end, 200);
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34
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35 module:hook_tag("urn:xmpp:bidi", "bidi", function(session)
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36 if session.type == "s2sin_unauthed" and (not require_encryption or session.secure) then
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37 session.log("debug", "Requested bidirectional stream");
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38 session.outgoing = true;
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39 return true;
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40 end
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41 end);
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42