use of com.instaclustr.esop.local.LocalFileBackuper in project esop by instaclustr.
the class LocalBackupTest method testUploadTracker.
@Test
public void testUploadTracker() throws Exception {
final String snapshotName = UUID.randomUUID().toString();
final String snapshotName2 = UUID.randomUUID().toString();
List<Path> dataDirs = Arrays.asList(cassandraDir.toAbsolutePath().resolve("data").resolve("data"), cassandraDir.toAbsolutePath().resolve("data").resolve("data2"), cassandraDir.toAbsolutePath().resolve("data").resolve("data3"));
final BackupOperationRequest backupOperationRequest = getBackupOperationRequestForTracker(snapshotName, "test,test2", dataDirs);
final BackupOperationRequest backupOperationRequest2 = getBackupOperationRequestForTracker(snapshotName2, "test", dataDirs);
UploadTracker uploadTracker = null;
Cassandra cassandra = null;
try {
cassandra = getCassandra(cassandraDir, CASSANDRA_VERSION);
cassandra.start();
try (CqlSession session = CqlSession.builder().build()) {
assertEquals(populateDatabase(session).size(), NUMBER_OF_INSERTED_ROWS);
}
final AtomicBoolean wait = new AtomicBoolean(true);
final ListeningExecutorService finisher = new Executors.FixedTasksExecutorSupplier().get(10);
uploadTracker = new UploadTracker(finisher, operationsService, new HashSpec()) {
// override for testing purposes
@Override
public UploadUnit constructUnitToSubmit(final Backuper backuper, final ManifestEntry manifestEntry, final AtomicBoolean shouldCancel, final String snapshotTag, final HashSpec hashSpec) {
return new TestingUploadUnit(wait, backuper, manifestEntry, shouldCancel, snapshotTag, hashSpec);
}
};
final LocalFileBackuper backuper = new LocalFileBackuper(backupOperationRequest);
new TakeSnapshotOperation(jmxService, new TakeSnapshotOperationRequest(backupOperationRequest.entities, backupOperationRequest.snapshotTag), cassandraVersionProvider).run();
new TakeSnapshotOperation(jmxService, new TakeSnapshotOperationRequest(backupOperationRequest2.entities, backupOperationRequest2.snapshotTag), cassandraVersionProvider).run();
final Snapshots snapshots = Snapshots.parse(dataDirs);
final Optional<Snapshot> snapshot = snapshots.get(backupOperationRequest.snapshotTag);
final Optional<Snapshot> snapshot2 = snapshots.get(backupOperationRequest2.snapshotTag);
assert snapshot.isPresent();
assert snapshot2.isPresent();
Set<String> providers = Stream.of("file").collect(Collectors.toSet());
final BackupOperation backupOperation = new BackupOperation(operationCoordinator, providers, backupOperationRequest);
final BackupOperation backupOperation2 = new BackupOperation(operationCoordinator, providers, backupOperationRequest2);
final List<ManifestEntry> manifestEntries = Manifest.from(snapshot.get()).getManifestEntries();
final List<ManifestEntry> manifestEntries2 = Manifest.from(snapshot2.get()).getManifestEntries();
Session<UploadUnit> session = uploadTracker.submit(backuper, backupOperation, manifestEntries, backupOperation.request.snapshotTag, backupOperation.request.concurrentConnections);
final int submittedUnits1 = uploadTracker.submittedUnits.intValue();
Assert.assertEquals(manifestEntries.size(), submittedUnits1);
final Session<UploadUnit> session2 = uploadTracker.submit(backuper, backupOperation2, manifestEntries2, backupOperation.request.snapshotTag, backupOperation.request.concurrentConnections);
final int submittedUnits2 = uploadTracker.submittedUnits.intValue();
// even we submitted the second session, it does not change the number of units because session2
// wants to upload "test" but it is already going to be uploaded by session1
// we have effectively submitted only what should be submitted, no duplicates
// so it is as if "test" from session2 was not submitted at all
Assert.assertEquals(submittedUnits1, submittedUnits2);
Assert.assertEquals(manifestEntries.size(), uploadTracker.submittedUnits.intValue());
// however we have submitted two sessions in total
Assert.assertEquals(2, uploadTracker.submittedSessions.intValue());
// lets upload it now
wait.set(false);
session.waitUntilConsideredFinished();
session2.waitUntilConsideredFinished();
Assert.assertTrue(session.isConsideredFinished());
Assert.assertTrue(session.isSuccessful());
Assert.assertTrue(session.getFailedUnits().isEmpty());
Assert.assertEquals(uploadTracker.submittedUnits.intValue(), session.getUnits().size());
Assert.assertTrue(session2.isConsideredFinished());
Assert.assertTrue(session2.isSuccessful());
Assert.assertTrue(session2.getFailedUnits().isEmpty());
Assert.assertTrue(submittedUnits2 > session2.getUnits().size());
for (final UploadUnit uploadUnit : session2.getUnits()) {
Assert.assertTrue(session.getUnits().contains(uploadUnit));
}
Assert.assertTrue(uploadTracker.getUnits().isEmpty());
uploadTracker.removeSession(session);
uploadTracker.removeSession(session2);
Assert.assertTrue(session.getUnits().isEmpty());
Assert.assertTrue(session2.getUnits().isEmpty());
} catch (final Exception ex) {
ex.printStackTrace();
throw ex;
} finally {
new ClearSnapshotOperation(jmxService, new ClearSnapshotOperationRequest(backupOperationRequest.snapshotTag)).run();
if (cassandra != null) {
cassandra.stop();
}
uploadTracker.stopAsync();
uploadTracker.awaitTerminated(1, MINUTES);
uploadTracker.stopAsync();
uploadTracker.awaitTerminated(1, MINUTES);
FileUtils.deleteDirectory(Paths.get(target(backupOperationRequest.storageLocation.bucket)));
}
}
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