++ 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=38250747-007b-450f-8a2b-71f95775e2fc
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:19:f9:a7
+ echo 38250747-007b-450f-8a2b-71f95775e2fc
+ echo fa:16:3e:19:f9:a7