tempest has share creations that does not use retry functionality

[Valeriy Ponomaryov]

Test suite located in module
contrib/tempest/tempest/api/share/admin/test_multi_backend.py
creates 2 shares without waiting for "available" status and then waits for status. In this case "retry" functionality is not used.

Need to update this test suite to make it consider "retry" and creation should go still in parallel.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/144639

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/144639
Committed: https://git.openstack.org/cgit/openstack/manila/commit/?id=a52d1b49a67327211d4cf3227256e58bc0513bb9
Submitter: Jenkins
Branch: master

commit a52d1b49a67327211d4cf3227256e58bc0513bb9
Author: Valeriy Ponomaryov <email address hidden>
Date: Wed Dec 31 17:06:24 2014 +0200

    Add possibility to create lots of shares in parallel for tempest

    Test suite located in module
    contrib/tempest/tempest/api/share/admin/test_multi_backend.py
    creates 2 shares without waiting for "available" status and then waits for
    status. In this case "retry" functionality is not used.

    Add method 'create_shares' to base class that does parallel share
    creation with recreation as it is done with single request. And use this
    method in mentioned test module.

    Change-Id: I1314c9494a547314cd9bb9b03323470d58956fac
    Closes-Bug: #1406770