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GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/c6f51fc3619408326e85c08a8f6660790193ac02"}]}],"author":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-01-08 14:54:54.000000000","tz":60},"committer":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-03-05 09:43:40.000000000","tz":60},"subject":"Correctly handle missing RabbitMQ queues","message":"Correctly handle missing RabbitMQ queues\n\nCurrently, setting the \u0027[oslo_messaging] direct_mandatory_flag\u0027 config\noption to \u0027True\u0027 (the default) will result in a \u0027MessageUndeliverable\u0027\nexception being raised when sending a reply if a RabbitMQ queue is\nmissing [1]. It was the responsibility of the application to handle\nthis exception, however, many applications are not doing so. This has\nresulted in a number of bug reports.\n\nStart handling this error condition, using a retry loop to attempt to\nresend the message and work around any temporary glitches. Since\nattempting to send a reply will will no longer raise an exception,\nthere is little benefit in retaining the \u0027[oslo_messaging]\ndirect_mandatory_flag\u0027 config option: users setting this to False will\nsimply not benefit from the retry logic and improved logging added\nhere. This option is already deprecated though and will be fully\nremoved in a future release.\n\n[1] https://www.rabbitmq.com/channels.html\n\nChange-Id: Id5cddbefbe24ef100f1cc522f44430df77d217cb\nCloses-Bug: #1905965\n(cherry picked from commit 4937949dffecdf8863a7876e5a6b0b18e811c3ac)\n(cherry picked from commit 391ce7fc69adc8d713d8ca64e76d901eb3e65df1)\n(cherry picked from commit 36b5e06c92337cd04d1c8ae4840dbc224faeaa9f)\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/f066c6df75aee197b80053650284eb898505b5d3"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/f066c6df75aee197b80053650284eb898505b5d3"}]},"branch":"refs/heads/stable/train"},"137365dc6870a229a3568eb31171eb457b7d0b76":{"kind":"TRIVIAL_REBASE","_number":2,"created":"2021-03-15 12:13:54.000000000","uploader":{"_account_id":28522,"name":"Hervé Beraud","email":"herveberaud.pro@gmail.com","username":"hberaud"},"ref":"refs/changes/66/778866/2","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/oslo.messaging","ref":"refs/changes/66/778866/2","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/2 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/2 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/2 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/2"}}},"commit":{"parents":[{"commit":"afc7e8b11ff337e4b1383907a0d769fe277c80e8","subject":"Deprecate the mandatory flag","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/afc7e8b11ff337e4b1383907a0d769fe277c80e8"}]}],"author":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-01-08 14:54:54.000000000","tz":60},"committer":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-03-15 12:13:32.000000000","tz":60},"subject":"Correctly handle missing RabbitMQ queues","message":"Correctly handle missing RabbitMQ queues\n\nCurrently, setting the \u0027[oslo_messaging] direct_mandatory_flag\u0027 config\noption to \u0027True\u0027 (the default) will result in a \u0027MessageUndeliverable\u0027\nexception being raised when sending a reply if a RabbitMQ queue is\nmissing [1]. It was the responsibility of the application to handle\nthis exception, however, many applications are not doing so. This has\nresulted in a number of bug reports.\n\nStart handling this error condition, using a retry loop to attempt to\nresend the message and work around any temporary glitches. Since\nattempting to send a reply will will no longer raise an exception,\nthere is little benefit in retaining the \u0027[oslo_messaging]\ndirect_mandatory_flag\u0027 config option: users setting this to False will\nsimply not benefit from the retry logic and improved logging added\nhere. This option is already deprecated though and will be fully\nremoved in a future release.\n\n[1] https://www.rabbitmq.com/channels.html\n\nChange-Id: Id5cddbefbe24ef100f1cc522f44430df77d217cb\nCloses-Bug: #1905965\n(cherry picked from commit 4937949dffecdf8863a7876e5a6b0b18e811c3ac)\n(cherry picked from commit 391ce7fc69adc8d713d8ca64e76d901eb3e65df1)\n(cherry picked from commit 36b5e06c92337cd04d1c8ae4840dbc224faeaa9f)\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/137365dc6870a229a3568eb31171eb457b7d0b76"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/137365dc6870a229a3568eb31171eb457b7d0b76"}]},"branch":"refs/heads/stable/train"},"82281a0d4e6abffa93175f30b2cbd7acca3cf9fb":{"kind":"NO_CHANGE","_number":3,"created":"2021-03-15 12:17:43.000000000","uploader":{"_account_id":28522,"name":"Hervé Beraud","email":"herveberaud.pro@gmail.com","username":"hberaud"},"ref":"refs/changes/66/778866/3","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/oslo.messaging","ref":"refs/changes/66/778866/3","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/3 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/3 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/3 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/oslo.messaging refs/changes/66/778866/3"}}},"commit":{"parents":[{"commit":"a0aa3a88a370c33baf733fff39de8722e4c7e3e3","subject":"Deprecate the mandatory flag","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/a0aa3a88a370c33baf733fff39de8722e4c7e3e3"}]}],"author":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-01-08 14:54:54.000000000","tz":60},"committer":{"name":"Hervé Beraud","email":"hberaud@redhat.com","date":"2021-03-15 12:17:17.000000000","tz":60},"subject":"Correctly handle missing RabbitMQ queues","message":"Correctly handle missing RabbitMQ queues\n\nCurrently, setting the \u0027[oslo_messaging] direct_mandatory_flag\u0027 config\noption to \u0027True\u0027 (the default) will result in a \u0027MessageUndeliverable\u0027\nexception being raised when sending a reply if a RabbitMQ queue is\nmissing [1]. It was the responsibility of the application to handle\nthis exception, however, many applications are not doing so. This has\nresulted in a number of bug reports.\n\nStart handling this error condition, using a retry loop to attempt to\nresend the message and work around any temporary glitches. Since\nattempting to send a reply will will no longer raise an exception,\nthere is little benefit in retaining the \u0027[oslo_messaging]\ndirect_mandatory_flag\u0027 config option: users setting this to False will\nsimply not benefit from the retry logic and improved logging added\nhere. This option is already deprecated though and will be fully\nremoved in a future release.\n\n[1] https://www.rabbitmq.com/channels.html\n\nChange-Id: Id5cddbefbe24ef100f1cc522f44430df77d217cb\nCloses-Bug: #1905965\n(cherry picked from commit 4937949dffecdf8863a7876e5a6b0b18e811c3ac)\n(cherry picked from commit 391ce7fc69adc8d713d8ca64e76d901eb3e65df1)\n(cherry picked from commit 36b5e06c92337cd04d1c8ae4840dbc224faeaa9f)\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/82281a0d4e6abffa93175f30b2cbd7acca3cf9fb"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/oslo.messaging/commit/82281a0d4e6abffa93175f30b2cbd7acca3cf9fb"}]},"branch":"refs/heads/stable/train"}},"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":15334,"name":"Stephen Finucane","display_name":"stephenfin","email":"stephenfin@redhat.com","username":"sfinucan"}},{"label":"Workflow","status":"OK","applied_by":{"_account_id":27954,"name":"Moisés Guimarães de Medeiros","email":"guimaraes@pm.me","username":"moguimar"}},{"label":"Backport-Candidate","status":"MAY"}]}],"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":{}}}]}