In FlatManager you need to explicitly route 169.254.169.254 to the API server, something like: iptables -t nat -A PREROUTING -d 169.254.169.254/32 -p tcp -m tcp --dport 80 -j DNAT --to-destination <NOVA-API-SERVER-IP>:8773 Did you do that ?
In FlatManager you need to explicitly route 169.254.169.254 to the API server, something like: SERVER- IP>:8773
iptables -t nat -A PREROUTING -d 169.254.169.254/32 -p tcp -m tcp --dport 80 -j DNAT --to-destination <NOVA-API-
Did you do that ?