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mod_s2s: Retrieve stanza size limit from peer for bidi connections

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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.
This commit is contained in:
Kim Alvefur 2022-11-09 19:10:16 +01:00
parent 96fb9a4a32
commit e3d771baf9
1 changed files with 7 additions and 0 deletions
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7
plugins/mod_s2s.lua
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@ -253,6 +253,13 @@ function module.add_host(module)
: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