[Build 3060] K8S: Edit of ingress externalip not reflecting in contrail

[chhandak]

Description:
While editing the ingress externalIP annotation it is changing in Kuberensts API not same is not getting changed on contrail. Kube API and contrail API is going out of sync.

Steps:

Create Ingress with externalIP annotation
Edit the ingress externalIP

Post Edit Output
-----------------

[root@5b7s18 ~]# kubectl get ing -o=custom-columns=NAME:.metadata.name,CLUSTER-IP:.metadata.annotations.clusterIP,EXTERNAL-IP:.metadata.annotations.externalIP
NAME CLUSTER-IP EXTERNAL-IP
test-ingress 10.47.255.248 10.87.117.250

From Contrail API.
--------------------
Loadbalacer VMI still pointing to old FIP ref

{
floating-ip: {
parent_uuid: "9b616c97-c9c3-4118-a4b6-8bfb814721a9",
parent_href: "http://10.87.121.34:8082/floating-ip-pool/9b616c97-c9c3-4118-a4b6-8bfb814721a9",
parent_type: "floating-ip-pool",
href: "http://10.87.121.34:8082/floating-ip/f6aa6dda-6f15-4a6d-a16a-b3498c1f5639",
floating_ip_address: "10.87.117.251",
id_perms: {
enable: true,
description: null,
created: "2017-04-26T04:22:54.283301",
creator: null,
uuid: {
uuid_mslong: 17774139664305048000,
uuid_lslong: 11631306116102576000
},
user_visible: true,
last_modified: "2017-04-26T04:22:55.020067",
permissions: {
owner: "cloud-admin",
owner_access: 7,
other_access: 7,
group: "cloud-admin-group",
group_access: 7
}
},

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/30878
Submitter: Yuvaraja Mariappan

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/30878
Committed: http://github.com/Juniper/contrail-controller/commit/6ca8647c6af647179717d9c155e27ed3a40a3a9c
Submitter: Zuul (<email address hidden>)
Branch: master

commit 6ca8647c6af647179717d9c155e27ed3a40a3a9c
Author: Yuvaraja Mariappan <email address hidden>
Date: Sat Apr 29 11:33:10 2017 -0700

Handled annotations modification for externalIP in ingress in k8s

Handled annotations modification for externalIP in ingress in k8s.
Also support added to update the ingress status in k8s

Change-Id: I2542555fb91c426666ffa30b658817e00f6d3d74
Closes-bug: #1686277