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Thus we don\u0027t need to update cells\nevery time we change passoword and we can use different credentials\nacross nodes since they will be just taken from config files.\n\nWe also perform upgrade of the cells to the templates when cell exist.\n\nTask `Map instances to new Cell1` is removed, since it\u0027s required to\nmap instances to cellv2 only during upgrade from cellsv1 to cellsv2\nwhich is not the case nowadays or when migrating instances between\ncells [2].\n\n[1] https://docs.openstack.org/nova/latest/user/cells.html#template-urls-in-cell-mappings\n[2] https://docs.openstack.org/nova/rocky/cli/nova-manage.html#nova-cells-v2\nChange-Id: Ia6bef7b902c0fb99a529c592172226bb16ed0d9d\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/20681a44ebf352ce65a5c0c6d680c438eb15f5c5"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/20681a44ebf352ce65a5c0c6d680c438eb15f5c5"}]},"branch":"refs/heads/master"},"0dd4895fde2fe84c56ab2694c283dd6066f952b9":{"kind":"REWORK","_number":3,"created":"2021-04-15 12:30:00.000000000","uploader":{"_account_id":28619,"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@gmail.com","username":"noonedeadpunk"},"ref":"refs/changes/58/786258/3","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/openstack-ansible-os_nova","ref":"refs/changes/58/786258/3","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/3 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/3 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/3 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/3"}}},"commit":{"parents":[{"commit":"f7858e9440d515ba5d5a3beb4496e24c55c19d25","subject":"Merge \"Set default qemu settings for RBD\"","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/f7858e9440d515ba5d5a3beb4496e24c55c19d25"}]}],"author":{"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@ya.ru","date":"2021-04-14 15:06:30.000000000","tz":180},"committer":{"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@ya.ru","date":"2021-04-15 12:29:56.000000000","tz":0},"subject":"Use template URLs in Cell Mappings","message":"Use template URLs in Cell Mappings\n\nIn Rocky Nova has implemented templating in Cell Mappings [1]\nThat means that instead of hardcoding connection details in database,\nwe can just put a template there. Variables are parsed from nova.conf\nand substituted on the service load. Thus we don\u0027t need to update cells\nevery time we change passoword and we can use different credentials\nacross nodes since they will be just taken from config files.\n\nWe also perform upgrade of the cells to the templates when cell exist.\n\nTask `Map instances to new Cell1` is removed, since it\u0027s required to\nmap instances to cellv2 only during upgrade from cellsv1 to cellsv2\nwhich is not the case nowadays or when migrating instances between\ncells [2].\n\n[1] https://docs.openstack.org/nova/latest/user/cells.html#template-urls-in-cell-mappings\n[2] https://docs.openstack.org/nova/rocky/cli/nova-manage.html#nova-cells-v2\nChange-Id: Ia6bef7b902c0fb99a529c592172226bb16ed0d9d\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/0dd4895fde2fe84c56ab2694c283dd6066f952b9"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/0dd4895fde2fe84c56ab2694c283dd6066f952b9"}]},"branch":"refs/heads/master"},"c6d4c6207fa904f30e471c598884b7bce66cbc8f":{"kind":"REWORK","_number":4,"created":"2021-04-15 13:57:53.000000000","uploader":{"_account_id":28619,"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@gmail.com","username":"noonedeadpunk"},"ref":"refs/changes/58/786258/4","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/openstack-ansible-os_nova","ref":"refs/changes/58/786258/4","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/4 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/4 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/4 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/openstack-ansible-os_nova refs/changes/58/786258/4"}}},"commit":{"parents":[{"commit":"f7858e9440d515ba5d5a3beb4496e24c55c19d25","subject":"Merge \"Set default qemu settings for RBD\"","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/f7858e9440d515ba5d5a3beb4496e24c55c19d25"}]}],"author":{"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@ya.ru","date":"2021-04-14 15:06:30.000000000","tz":180},"committer":{"name":"Dmitriy Rabotyagov","email":"noonedeadpunk@ya.ru","date":"2021-04-15 13:57:49.000000000","tz":0},"subject":"Use template URLs in Cell Mappings","message":"Use template URLs in Cell Mappings\n\nIn Rocky Nova has implemented templating in Cell Mappings [1]\nThat means that instead of hardcoding connection details in database,\nwe can just put a template there. Variables are parsed from nova.conf\nand substituted on the service load. Thus we don\u0027t need to update cells\nevery time we change passoword and we can use different credentials\nacross nodes since they will be just taken from config files.\n\nWe also perform upgrade of the cells to the templates when cell exist.\n\nTask `Map instances to new Cell1` is removed, since it\u0027s required to\nmap instances to cellv2 only during upgrade from cellsv1 to cellsv2\nwhich is not the case nowadays or when migrating instances between\ncells [2].\n\n[1] https://docs.openstack.org/nova/latest/user/cells.html#template-urls-in-cell-mappings\n[2] https://docs.openstack.org/nova/rocky/cli/nova-manage.html#nova-cells-v2\nChange-Id: Ia6bef7b902c0fb99a529c592172226bb16ed0d9d\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/c6d4c6207fa904f30e471c598884b7bce66cbc8f"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/openstack-ansible-os_nova/commit/c6d4c6207fa904f30e471c598884b7bce66cbc8f"}]},"branch":"refs/heads/master"}},"requirements":[],"submit_records":[{"status":"CLOSED","labels":[{"label":"Verified","status":"OK","applied_by":{"_account_id":22348,"name":"Zuul","username":"zuul","tags":["SERVICE_USER"]}},{"label":"Code-Review","status":"OK","applied_by":{"_account_id":31542,"name":"Andrew Bonney","email":"andrew.bonney@bbc.co.uk","username":"andrewbonney"}},{"label":"Workflow","status":"OK","applied_by":{"_account_id":31542,"name":"Andrew Bonney","email":"andrew.bonney@bbc.co.uk","username":"andrewbonney"}}]}],"submit_requirements":[{"name":"Verified","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Verified\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Verified\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}},{"name":"Workflow","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Workflow\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Workflow\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}},{"name":"Code-Review","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Code-Review\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Code-Review\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}}]}