++ 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=7a6dd6b7-2e54-4dd3-8ebf-2c31467ceb4c
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:48:0d:15
+ echo 7a6dd6b7-2e54-4dd3-8ebf-2c31467ceb4c
+ echo fa:16:3e:48:0d:15