local target_hosts = set.new();
if not is_component then
local res = dns.lookup("_xmpp-client._tcp."..idna.to_ascii(host)..".", "SRV");
local target_hosts = set.new();
if not is_component then
local res = dns.lookup("_xmpp-client._tcp."..idna.to_ascii(host)..".", "SRV");