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http":{"url":"https://review.opendev.org/openstack/nova","ref":"refs/changes/43/787943/1","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/nova refs/changes/43/787943/1 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/nova refs/changes/43/787943/1 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/nova refs/changes/43/787943/1 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/nova refs/changes/43/787943/1"}}},"commit":{"parents":[{"commit":"7003618884b5e033f822685541da6bc7955fe55a","subject":"Rebase qcow2 images when unshelving an instance","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/7003618884b5e033f822685541da6bc7955fe55a"}]}],"author":{"name":"Alexandre Arents","email":"alexandre.arents@corp.ovh.com","date":"2020-09-01 08:26:25.000000000","tz":0},"committer":{"name":"Lee Yarwood","email":"lyarwood@redhat.com","date":"2021-04-26 08:58:35.000000000","tz":60},"subject":"Update image_base_image_ref during rebuild.","message":"Update image_base_image_ref during rebuild.\n\nIn different location we assume system_metadata.image_base_image_ref\nexists, because it is set during instance creation in method\n_populate_instance_for_create\n\nBut once instance is rebuild, all system_metadata image property a dropped\nand replace by new image property and without setting back\nimage_base_image_ref.\n\nThis change propose to set image_base_image_ref during rebuild.\n\nIn specific case of shelve/unshelve in Qcow2 backend, image_base_image_ref is\nused to rebase disk image, so we ensure this property is set as instance may\nhave been rebuild before the fix was apply.\n\nRelated-Bug: #1732428\nCloses-Bug: #1893618\nChange-Id: Ia3031ea1f7db8b398f02d2080ca603ded8970200\n(cherry picked from commit fe52b6c25bebdd1b459c7a59fbb8d9f6de200c9d)\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/f9b025602054150b0918c62bbb9869108e29946c"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/f9b025602054150b0918c62bbb9869108e29946c"}]},"branch":"refs/heads/stable/ussuri"},"560414036d9f2ebcfeb8626029d0bd849d6cad44":{"kind":"REWORK","_number":2,"created":"2021-04-27 19:31:59.000000000","uploader":{"_account_id":10135,"name":"Lee Yarwood","display_name":"Lee Yarwood","email":"lyarwood@redhat.com","username":"lyarwood"},"ref":"refs/changes/43/787943/2","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/nova","ref":"refs/changes/43/787943/2","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/nova refs/changes/43/787943/2 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/nova 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system_metadata.image_base_image_ref\nexists, because it is set during instance creation in method\n_populate_instance_for_create\n\nBut once instance is rebuild, all system_metadata image property a dropped\nand replace by new image property and without setting back\nimage_base_image_ref.\n\nThis change propose to set image_base_image_ref during rebuild.\n\nIn specific case of shelve/unshelve in Qcow2 backend, image_base_image_ref is\nused to rebase disk image, so we ensure this property is set as instance may\nhave been rebuild before the fix was apply.\n\nNOTE(lyarwood): An additional change is required within the\nShelvePolicyTestV21 test on stable/ussuri to avoid the system_metadata\nof the fake instance being lazy loaded during the test.\n\nRelated-Bug: #1732428\nCloses-Bug: #1893618\nChange-Id: Ia3031ea1f7db8b398f02d2080ca603ded8970200\n(cherry picked from commit fe52b6c25bebdd1b459c7a59fbb8d9f6de200c9d)\n","web_links":[{"name":"gitea","tooltip":"Open in 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