++ hostname -s
+ HOSTNAME=instance
+ PORTNAME=octavia-health-manager-port-instance
++ openstack port show octavia-health-manager-port-instance -c id -f value
+ HM_PORT_ID=8bc0361f-093e-4bb0-a831-ca1cf877fb01
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:0f:1e:a6
+ echo 8bc0361f-093e-4bb0-a831-ca1cf877fb01
+ echo fa:16:3e:0f:1e:a6