mod_smacks: Disable resumption behavior on s2s
Since resumption is not supported on s2s currently, there is no point in
allocating resumption tokens. The code that removes entries from
session_registry is only invoked for c2s sessions, thus enabling
resumable smacks on s2s adds an entry that never goes away.
-- XEP-0307: Unique Room Names for Multi-User Chat
local st = require "util.stanza";
local unique_name = require "util.id".medium;
module:add_feature "http://jabber.org/protocol/muc#unique"
module:hook("iq-get/host/http://jabber.org/protocol/muc#unique:unique", function(event)
local origin, stanza = event.origin, event.stanza;
origin.send(st.reply(stanza)
:tag("unique", {xmlns = "http://jabber.org/protocol/muc#unique"})
:text(unique_name():lower())
);
return true;
end,-1);