Comment 175 for bug 1996188

Reviewed: https://review.opendev.org/c/openstack/cinder/+/871628
Committed: https://opendev.org/openstack/cinder/commit/17565262dafb5beeaec8e9e249e760fc64f3df93
Submitter: "Zuul (22348)"
Branch: stable/victoria

commit 17565262dafb5beeaec8e9e249e760fc64f3df93
Author: Brian Rosmaita <email address hidden>
Date: Sat Jan 14 07:06:27 2023 -0500

    Check VMDK subformat against an allowed list

    Also add a more general check to convert_image that the image format
    reported by qemu-img matches what the caller says it is.

    Change-Id: I3c60ee4c0795aadf03108ed9b5a46ecd116894af
    Partial-bug: #1996188
    (cherry picked from commit 930fc93e9fda82a4aa4568ae149c3c80af7379d0)
    (cherry picked from commit ba37dc2ead69c08d7ede242295ff997086e6121d)
    Conflicts:
      cinder/image/image_utils.py
       - changed type annotations to use implicit Optional to be
         consistent with cinder yoga mypy usage
       - removed refs to image_conversion_disable in tests
    (cherry picked from commit 2ae5d53526e2b224d81b3259140c59aba97d72c3)
    (cherry picked from commit e96415409daa158cc503c1adec1ca1ca4f940082)
    Conflicts:
      cinder/image/image_utils.py
       - removed type annotations
       - restored wallaby-era fetch_verify_image() function signature
    (cherry picked from commit be11d54ac420e0ebc0da6917d7ffc3af59b40f24)
    Conflicts:
      cinder/tests/unit/test_image_utils.py
       - did not include extraneous test from be11d54ac's parent commit
    Additions:
      cinder/image/image_utils.py
       - added code to handle oslo.utils<4.1.0,>=3.14.0
      cinder/tests/unit/test_image_utils.py
       - added a test for ^^