Comment 4 for bug 1537921

Reviewed: https://review.openstack.org/272980
Committed: https://git.openstack.org/cgit/openstack/nova-zvm-virt-driver/commit/?id=fefa517c4dbe45737995a862d5a654ab4b206889
Submitter: Jenkins
Branch: master

commit fefa517c4dbe45737995a862d5a654ab4b206889
Author: jichenjc <email address hidden>
Date: Sun Jan 24 08:47:30 2016 +0800

    Get image_metadata through glance service

    zvm driver have several attributes that is into image_meta
    object, this means it can't get the value from nova compute
    layer passed down param, so need to get image from glance
    again to guarantee those values can be got.

    Change-Id: I70ae2fdbe80e416b01719354f4ed8e0e609bc9e1
    Related-Bug: 1537921