Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Fix testSnapshotFileFailureDuringSnapshot #39362

Conversation

DaveCTurner
Copy link
Contributor

Today this test catches an exception and asserts that its proximate cause has
message Random IOException but occasionally this exception is wrapped two
layers deep, causing the test to fail. This commit adjusts the test to look at
the root cause of the exception instead.

  1> [2019-02-25T12:31:50,837][INFO ][o.e.s.SharedClusterSnapshotRestoreIT] [testSnapshotFileFailureDuringSnapshot] --> caught a top level exception, asserting what's expected
  1> org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] Snapshot could not be read
  1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:212) ~[main/:?]
  1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:135) ~[main/:?]
  1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:54) ~[main/:?]
  1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction.masterOperation(TransportMasterNodeAction.java:127) ~[main/:?]
  1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$2.doRun(TransportMasterNodeAction.java:208) ~[main/:?]
  1> 	at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:751) ~[main/:?]
  1> 	at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) ~[main/:?]
  1> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_202]
  1> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_202]
  1> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202]
  1> Caused by: org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots
  1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:564) ~[main/:?]
  1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
  1> 	... 9 more
  1> Caused by: java.io.IOException: Random IOException
  1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.maybeIOExceptionOrBlock(MockRepository.java:275) ~[test/:?]
  1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.readBlob(MockRepository.java:317) ~[test/:?]
  1> 	at org.elasticsearch.repositories.blobstore.ChecksumBlobStoreFormat.readBlob(ChecksumBlobStoreFormat.java:101) ~[main/:?]
  1> 	at org.elasticsearch.repositories.blobstore.BlobStoreFormat.read(BlobStoreFormat.java:90) ~[main/:?]
  1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:560) ~[main/:?]
  1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
  1> 	... 9 more

FAILURE 0.59s J0 | SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot <<< FAILURES!
   > Throwable #1: java.lang.AssertionError:
   > Expected: a string containing "Random IOException"
   >      but: was "[test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots"
   > 	at __randomizedtesting.SeedInfo.seed([B73CA847D4B4F52D:884E042D2D899330]:0)
   > 	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
   > 	at org.elasticsearch.snapshots.SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot(SharedClusterSnapshotRestoreIT.java:821)
   > 	at java.lang.Thread.run(Thread.java:748)

Today this test catches an exception and asserts that its proximate cause has
message `Random IOException` but occasionally this exception is wrapped two
layers deep, causing the test to fail. This commit adjusts the test to look at
the root cause of the exception instead.

      1> [2019-02-25T12:31:50,837][INFO ][o.e.s.SharedClusterSnapshotRestoreIT] [testSnapshotFileFailureDuringSnapshot] --> caught a top level exception, asserting what's expected
      1> org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] Snapshot could not be read
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:212) ~[main/:?]
      1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:135) ~[main/:?]
      1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:54) ~[main/:?]
      1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction.masterOperation(TransportMasterNodeAction.java:127) ~[main/:?]
      1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$2.doRun(TransportMasterNodeAction.java:208) ~[main/:?]
      1> 	at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:751) ~[main/:?]
      1> 	at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) ~[main/:?]
      1> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_202]
      1> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_202]
      1> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202]
      1> Caused by: org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:564) ~[main/:?]
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
      1> 	... 9 more
      1> Caused by: java.io.IOException: Random IOException
      1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.maybeIOExceptionOrBlock(MockRepository.java:275) ~[test/:?]
      1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.readBlob(MockRepository.java:317) ~[test/:?]
      1> 	at org.elasticsearch.repositories.blobstore.ChecksumBlobStoreFormat.readBlob(ChecksumBlobStoreFormat.java:101) ~[main/:?]
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreFormat.read(BlobStoreFormat.java:90) ~[main/:?]
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:560) ~[main/:?]
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
      1> 	... 9 more

    FAILURE 0.59s J0 | SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot <<< FAILURES!
       > Throwable #1: java.lang.AssertionError:
       > Expected: a string containing "Random IOException"
       >      but: was "[test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots"
       > 	at __randomizedtesting.SeedInfo.seed([B73CA847D4B4F52D:884E042D2D899330]:0)
       > 	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
       > 	at org.elasticsearch.snapshots.SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot(SharedClusterSnapshotRestoreIT.java:821)
       > 	at java.lang.Thread.run(Thread.java:748)
@DaveCTurner DaveCTurner added >test Issues or PRs that are addressing/adding tests :Distributed Coordination/Snapshot/Restore Anything directly related to the `_snapshot/*` APIs v7.0.0 v6.7.0 v8.0.0 v7.2.0 labels Feb 25, 2019
@elasticmachine
Copy link
Collaborator

Pinging @elastic/es-distributed

Copy link
Member

@original-brownbear original-brownbear left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

LGTM :)

@DaveCTurner DaveCTurner merged commit bc00ed6 into elastic:master Feb 25, 2019
@DaveCTurner DaveCTurner deleted the 2019-02-25-testSnapshotFileFailureDuringSnapshot-root-cause branch February 25, 2019 16:44
DaveCTurner added a commit that referenced this pull request Feb 25, 2019
Today this test catches an exception and asserts that its proximate cause has
message `Random IOException` but occasionally this exception is wrapped two
layers deep, causing the test to fail. This commit adjusts the test to look at
the root cause of the exception instead.

      1> [2019-02-25T12:31:50,837][INFO ][o.e.s.SharedClusterSnapshotRestoreIT] [testSnapshotFileFailureDuringSnapshot] --> caught a top level exception, asserting what's expected
      1> org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] Snapshot could not be read
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:212) ~[main/:?]
      1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:135) ~[main/:?]
      1> 	at org.elasticsearch.action.admin.cluster.snapshots.get.TransportGetSnapshotsAction.masterOperation(TransportGetSnapshotsAction.java:54) ~[main/:?]
      1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction.masterOperation(TransportMasterNodeAction.java:127) ~[main/:?]
      1> 	at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$2.doRun(TransportMasterNodeAction.java:208) ~[main/:?]
      1> 	at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:751) ~[main/:?]
      1> 	at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) ~[main/:?]
      1> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_202]
      1> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_202]
      1> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202]
      1> Caused by: org.elasticsearch.snapshots.SnapshotException: [test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:564) ~[main/:?]
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
      1> 	... 9 more
      1> Caused by: java.io.IOException: Random IOException
      1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.maybeIOExceptionOrBlock(MockRepository.java:275) ~[test/:?]
      1> 	at org.elasticsearch.snapshots.mockstore.MockRepository$MockBlobStore$MockBlobContainer.readBlob(MockRepository.java:317) ~[test/:?]
      1> 	at org.elasticsearch.repositories.blobstore.ChecksumBlobStoreFormat.readBlob(ChecksumBlobStoreFormat.java:101) ~[main/:?]
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreFormat.read(BlobStoreFormat.java:90) ~[main/:?]
      1> 	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.getSnapshotInfo(BlobStoreRepository.java:560) ~[main/:?]
      1> 	at org.elasticsearch.snapshots.SnapshotsService.snapshots(SnapshotsService.java:206) ~[main/:?]
      1> 	... 9 more

    FAILURE 0.59s J0 | SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot <<< FAILURES!
       > Throwable #1: java.lang.AssertionError:
       > Expected: a string containing "Random IOException"
       >      but: was "[test-repo:test-snap/e-hn_pLGRmOo97ENEXdQMQ] failed to get snapshots"
       > 	at __randomizedtesting.SeedInfo.seed([B73CA847D4B4F52D:884E042D2D899330]:0)
       > 	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
       > 	at org.elasticsearch.snapshots.SharedClusterSnapshotRestoreIT.testSnapshotFileFailureDuringSnapshot(SharedClusterSnapshotRestoreIT.java:821)
       > 	at java.lang.Thread.run(Thread.java:748)
@DaveCTurner
Copy link
Contributor Author

This issue was introduced in #37921 and only affects the 7.x and master branches, so I've adjusted the labels accordingly. /cc @danielmitterdorfer

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
:Distributed Coordination/Snapshot/Restore Anything directly related to the `_snapshot/*` APIs >test Issues or PRs that are addressing/adding tests v7.2.0 v8.0.0-alpha1
Projects
None yet
Development

Successfully merging this pull request may close these issues.

4 participants