[jira] [Created] (OAK-8566) Empty segment archives breaks the Azure Persistence

["Tomek Rękawek (Jira)" <ji...@apache.org>]

Tomek Rękawek created OAK-8566:
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             Summary: Empty segment archives breaks the Azure Persistence
                 Key: OAK-8566
                 URL: https://issues.apache.org/jira/browse/OAK-8566
             Project: Jackrabbit Oak
          Issue Type: Bug
          Components: segment-azure
            Reporter: Tomek Rękawek
             Fix For: 1.18.0


If we have a segment archive the valid {{0000.xxxx}} segment, it'll be recovered into another invalid archive:

{noformat}
21.08.2019 06:50:28.606 *INFO* [FelixStartLevel] org.apache.jackrabbit.oak.segment.azure.AzureRepositoryLock Acquired lease 1eaec54a-3e14-4705-8f94-2e43f3448cc9
21.08.2019 06:50:29.392 *WARN* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Could not read tar file data00368a.tar, skipping...
java.io.IOException: The archive data00368a.tar hasn't been closed correctly.
        at org.apache.jackrabbit.oak.segment.azure.AzureArchiveManager.open(AzureArchiveManager.java:92) [org.apache.jackrabbit.oak-segment-azure:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarReader.openFirstFileWithValidIndex(TarReader.java:236) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarReader.open(TarReader.java:90) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
21.08.2019 06:50:29.393 *WARN* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Could not find a valid tar index in [data00368a.tar], recovering...
21.08.2019 06:50:29.393 *INFO* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Recovering segments from tar file data00368a.tar
21.08.2019 06:50:32.219 *WARN* [FelixStartLevel] org.apache.jackrabbit.oak.segment.azure.AzureSegmentArchiveReader Missing entry 0000.??? when recovering data00368a.tar. No more segments will be read.
21.08.2019 06:50:34.094 *INFO* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Backing up data00368a.tar to data00368a.tar.2.bak
21.08.2019 06:50:42.328 *INFO* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Regenerating tar file data00368a.tar
21.08.2019 06:50:42.369 *WARN* [FelixStartLevel] org.apache.jackrabbit.oak.segment.file.tar.TarReader Could not read tar file data00368a.tar, skipping...
java.io.IOException: The archive data00368a.tar hasn't been closed correctly.
        at org.apache.jackrabbit.oak.segment.azure.AzureArchiveManager.open(AzureArchiveManager.java:92) [org.apache.jackrabbit.oak-segment-azure:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarReader.openFirstFileWithValidIndex(TarReader.java:236) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarReader.open(TarReader.java:106) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
21.08.2019 06:50:42.370 *ERROR* [FelixStartLevel] org.apache.jackrabbit.oak-segment-tar bundle org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511 (144)[org.apache.jackrabbit.oak.segment.SegmentNodeStoreFactory(204)] : The activate method has thrown an exception (java.io.IOException: Failed to open recovered tar file data00368a.tar)
java.io.IOException: Failed to open recovered tar file data00368a.tar
        at org.apache.jackrabbit.oak.segment.file.tar.TarReader.open(TarReader.java:110) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarFiles.<init>(TarFiles.java:395) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarFiles.<init>(TarFiles.java:65) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.tar.TarFiles$Builder.build(TarFiles.java:213) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
        at org.apache.jackrabbit.oak.segment.file.FileStore.<init>(FileStore.java:171) [org.apache.jackrabbit.oak-segment-tar:1.16.0.R1864511]
{noformat}

We should ignore and cleanup the archives without the valid {{0000.}} segment.



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