Comment 6 for bug 1773425

I see incorrect behavior with interface derivation for kolla:

[root@nodem14 ~]# cat contrail-kolla-ansible/etc/kolla/globals.yml
---
# You can use this file to override _any_ variable throughout Kolla.
# Additional options can be found in the
# 'kolla-ansible/ansible/group_vars/all.yml' file.

neutron_opencontrail_init_image_full: 10.204.217.152:5000/contrail-openstack-neutron-init:ocata-master-117
openstack_release: ocata
ironic_notification_manager_image_full: 10.204.217.152:5000/contrail-openstack-ironic-notification-manager:ocata-master-117
enable_swift: no
storage_nodes: 10.204.216.103,10.204.216.96,10.204.216.95
heat_opencontrail_init_image_full: 10.204.217.152:5000/contrail-openstack-heat-init:ocata-master-117
contrail_api_interface_address: 10.204.216.103
enable_barbican: True
enable_opencontrail_rbac: yes
customize_etc_hosts: False
enable_ironic: no
kolla_external_vip_address: 10.10.10.20
enable_haproxy: yes
nova_compute_opencontrail_init_image_full: 10.204.217.152:5000/contrail-openstack-compute-init:ocata-master-117
docker_namespace: kolla
kolla_internal_vip_address: 10.204.216.140
neutron_plugin_agent: opencontrail

[root@nodem14 ~]# cat contrail-kolla-ansible/ansible/host_vars/10.204.216.103.yml
---

network_interface: eno1
kolla_external_vip_interface: eno1

current interfaces/addresses on host:
[root@nodem14 ~]# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 0c:c4:7a:dc:42:c8 brd ff:ff:ff:ff:ff:ff
    inet 10.204.216.103/24 brd 10.204.216.255 scope global dynamic eno1
       valid_lft 858691sec preferred_lft 858691sec
    inet6 fe80::ec4:7aff:fedc:42c8/64 scope link
       valid_lft forever preferred_lft forever
3: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000
    link/ether 0c:c4:7a:dc:42:c9 brd ff:ff:ff:ff:ff:ff
4: ens2f0: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000
    link/ether 0c:c4:7a:ea:b3:64 brd ff:ff:ff:ff:ff:ff
5: ens2f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 0c:c4:7a:ea:b3:65 brd ff:ff:ff:ff:ff:ff
    inet 10.10.10.14/24 brd 10.10.10.255 scope global ens2f1
       valid_lft forever preferred_lft forever
    inet6 fe80::ec4:7aff:feea:b365/64 scope link
       valid_lft forever preferred_lft forever