c19d602f9b
If we're swapping from a multiattach volume that has more than one read/write attachment, another server on the secondary attachment could be writing to the volume which is not getting copied into the volume to which we're swapping, so we could have data loss during the swap. This change does volume read/write attachment counting for the volume we're swapping from and if there is more than one read/write attachment on the volume, the swap volume operation fails with a 400 BadRequest error. Conflicts: nova/tests/unit/compute/test_compute_api.py NOTE(mriedem): The conflict is due to Stein change I7d5bddc0aa1833cda5f4bcebe5e03bdd447f641a changing the decorators on the _test_snapshot_and_backup method. Depends-On: https://review.openstack.org/573025/ Closes-Bug: #1775418 Change-Id: Icd7fcb87a09c35a13e4e14235feb30a289d22778 (cherry picked from commit |
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