mod_s2s: Retrieve stanza size limit from peer for bidi connections
Having mod_s2s know about the bidi namespace is perhaps a bit awkward
but putting this in mod_s2s_bidi would be more awkward as it has nothing
to do with limits. Some indirection event could be added in the future.
--- a/plugins/mod_s2s.lua Thu Oct 20 14:22:36 2022 +0200
+++ b/plugins/mod_s2s.lua Wed Nov 09 19:10:16 2022 +0100
@@ -253,6 +253,13 @@
:text_tag("max-size", string.format("%d", stanza_size_limit)):up();
end
end);
+ module:hook_tag("urn:xmpp:bidi", "bidi", function(session, stanza)
+ -- Advertising features on bidi connections where no <stream:features> is sent in the other direction
+ local limits = stanza:get_child("limits", "urn:xmpp:stream-limits:0");
+ if limits then
+ session.outgoing_stanza_size_limit = tonumber(limits:get_child_text("max-size"));
+ end
+ end, 100);
module:hook("s2s-authenticated", make_authenticated, -1);
module:hook("s2s-read-timeout", keepalive, -1);
module:hook_stanza("http://etherx.jabber.org/streams", "features", function (session, stanza) -- luacheck: ignore 212/stanza