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Ship it! Ship It! - Sebastian Toader On Nov. 7, 2015, 6:47 a.m., Sid Wagle wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/39996/ > ----------------------------------------------------------- > > (Updated Nov. 7, 2015, 6:47 a.m.) > > > Review request for Ambari, Alejandro Fernandez, Jonathan Hurley, Mahadev > Konar, Myroslav Papirkovskyy, Sumit Mohanty, and Sebastian Toader. > > > Bugs: AMBARI-13753 > https://issues.apache.org/jira/browse/AMBARI-13753 > > > Repository: ambari > > > Description > ------- > > Problems: > - Deleted hostcomponent rows re-appear > - Inconsistencies in hostcomponentstate and hostcomponentdesiredstate tables > > Analysis: > - Stale entity references cached that point to dettached entites and may get > persisted in altogether different transaction > - Cascaded persist annotation mixed with manual bi-directional persist > operations. The manual persist was done since there are cached references in > the object hierarchy at different levels. The Casade addition seems to have > been an after thought added on even though manual bi-directional perist > laways existed. > > Preliminary patch: > - Make sure cached references are refreshed appropriately > - Remove Cascaded persist for only those relations that could result in > un-intentional persist of the relationship with downstream objects. eg: > ServiceComponentHostDesiredStateEntity > > > Diffs > ----- > > > ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java > 101aea1 > > ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java > ee8e7d6 > > ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java > 42f7777 > > ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java > 4195710 > > ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java > 6150011 > ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java > bbe2f62 > > ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java > c0804ff > > ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java > f6b388f > > ambari-server/src/test/java/org/apache/ambari/server/testing/DBInconsistencyTests.java > PRE-CREATION > > ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java > 39dd815 > > Diff: https://reviews.apache.org/r/39996/diff/ > > > Testing > ------- > > Looking to add further Unit tests. > > Existing unit test pass. > > Manual testing in progress. > > > Thanks, > > Sid Wagle > >
