need to support "externalIPs" attribute in a kubernetes service

[Vedamurthy Joshi]

R4.0 3028

Today, we seem to support external ip behavior only when the type of the service is loadbalancer

But if the user uses 'externalips' tag to provide external ip, it doesnt work.

https://kubernetes.io/docs/user-guide/services/#external-ips

[Vedamurthy Joshi (vedujoshi)]

{u'kind': u'Service', u'spec': {u'ports': [{u'targetPort': 80, u'protocol': u'TCP', u'name': u'http', u'port': 82}], u'externalIPs': [u'30.1.1.40'], u'selector': {u'app': u'nginx', u'role': u'frontend'}}, u'apiVersion': u'v1', u'metadata': {u'name': u'frontend-service1'}}

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/28453
Submitter: Sachchidanand Vaidya (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/28453
Committed: http://github.org/Juniper/contrail-controller/commit/c6dadad484fc0afcc60cdf5c25e3e2533d4584e5
Submitter: Zuul (<email address hidden>)
Branch: master

commit c6dadad484fc0afcc60cdf5c25e3e2533d4584e5
Author: Sachchidanand Vaidya <email address hidden>
Date: Sun Feb 5 12:25:06 2017 -0800

- User can pass public network and public-fip-pool name via config file
- Fix for 2 bugs:
1659161: need to support "externalIPs" attribute in a kubernetes service
1659166: user-defined loadbalancer-ip for a kubernetes service is not being used

Change-Id: I32b975f2b075bf3e8c82fc825ce704a8d3343d72
Closes-Bug:1659161,1659166