++ 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=a8a73e70-b281-40d9-8007-8815e5679423
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:0a:de:1a
+ echo a8a73e70-b281-40d9-8007-8815e5679423
+ echo fa:16:3e:0a:de:1a