def _after_plug(self, instance, network, mapping, pif):
client = VIFINFOClient(FLAGS.quantum_connection_host,
FLAGS.quantum_connection_port)
vi = client.show_vifinfo(mapping['vif_uuid'])
if not vi:
client.create_vifinfo(mapping['vif_uuid'],
pif['datapath_id'],
pif['port_no'])
else:
LOG.debug('vifinfo: %s', vi)
LOG.debug('pif: %s', pif.__dict__)
vi = vi.get('vifinfo', {})
ofsport = vi.get('ofs_port', {})
dpid = ofsport.get('datapath_id')
port_no = ofsport.get('port_no')
if dpid != pif['datapath_id'] or int(port_no) != pif['port_no']:
raise exception.NovaException("vif_uuid %s exists"
% mapping['vif_uuid'])
