neutron lbaas resource should allow vip from a different subnet

[Rabi Mishra]

Neutron lbaas gives an option to add a vip from a different subnet than the pool.

#neutron lb-vip-create --name myvip --protocol-port 80 --protocol HTTP --subnet-id <subnet-id> mypool

However, the current heat loadbalancer resource picks the pool subnet while adding the vip irrespective of the subnet_id specified.

Giving vip address from a different subnet results in the following error.

Resource Create Failed: Neutronclientexception: 400-{U'Neutronerror': {U'Message': U'Invalid Input For Operation: Ip Address 10.10.3.22 Is Not A Valid Ip For The Defined Subnet.', U'Type': U'Invalidinput', U'Detail': U''}}

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/77084

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/77084
Committed: https://git.openstack.org/cgit/openstack/heat/commit/?id=c2ec3291ad127c5449fa03b4fdb94cef037cfcb8
Submitter: Jenkins
Branch: master

commit c2ec3291ad127c5449fa03b4fdb94cef037cfcb8
Author: Rabi Mishra <email address hidden>
Date: Fri Feb 28 12:11:00 2014 +0530

    Allows vip from a different subnet for lbaas resource

    This fix allows user to specify a different subnet while adding
    a vip to a pool resource. If vip subnet is not provided, pool
    subnet is used by default.

    Change-Id: I0b7740ca37961ae412866cc15ab439dafbfcf9d9
    Closes-Bug: #1286001