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Example 36 with SystemAdmins

use of org.apache.samza.system.SystemAdmins in project samza by apache.

the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedPersistentStore_FullRestoreIfNullCheckpointedOffsetAndRetainExistingChangelogState.

/**
 * We need to trim the changelog topic to handle the scenario where container wrote some messages to store and
 * changelog, but died before the first commit (leaving checkpointed changelog offset as null).
 *
 * Retain existing state flag exists to support cases when user is turning on transactional support for the first
 * time and does not have an existing checkpointed changelog offset. Retain existing state flag allows them to
 * carry over the existing changelog state after a full bootstrap. Flag should be turned off after the first deploy.
 */
@Test
public void testGetStoreActionsForLoggedPersistentStore_FullRestoreIfNullCheckpointedOffsetAndRetainExistingChangelogState() {
    TaskModel mockTaskModel = mock(TaskModel.class);
    TaskName taskName = new TaskName("Partition 0");
    when(mockTaskModel.getTaskName()).thenReturn(taskName);
    Partition taskChangelogPartition = new Partition(0);
    when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
    String store1Name = "store1";
    StorageEngine store1Engine = mock(StorageEngine.class);
    StoreProperties mockStore1Properties = mock(StoreProperties.class);
    when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
    when(mockStore1Properties.isLoggedStore()).thenReturn(true);
    when(mockStore1Properties.isPersistedToDisk()).thenReturn(true);
    Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
    String changelog1SystemName = "system1";
    String changelog1StreamName = "store1Changelog";
    SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
    SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
    SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
    Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
    String changelog1CheckpointedOffset = null;
    CheckpointId checkpointId = CheckpointId.create();
    KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
    Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {

        {
            put(store1Name, kafkaStateCheckpointMarker);
        }
    };
    Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
    SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
    SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
    when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
    StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
    File mockLoggedStoreBaseDir = mock(File.class);
    File mockNonLoggedStoreBaseDir = mock(File.class);
    HashMap<String, String> configMap = new HashMap<>();
    configMap.put(TaskConfig.TRANSACTIONAL_STATE_RETAIN_EXISTING_STATE, "true");
    Config mockConfig = new MapConfig(configMap);
    Clock mockClock = mock(Clock.class);
    File mockCurrentStoreDir = mock(File.class);
    File mockStoreNewerCheckpointDir = mock(File.class);
    File mockStoreOlderCheckpointDir = mock(File.class);
    String olderCheckpointDirLocalOffset = "3";
    String newerCheckpointDirLocalOffset = "5";
    when(mockStorageManagerUtil.getTaskStoreDir(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(mockCurrentStoreDir);
    when(mockStorageManagerUtil.getTaskStoreCheckpointDirs(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(ImmutableList.of(mockStoreNewerCheckpointDir, mockStoreOlderCheckpointDir));
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreNewerCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreOlderCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    Set<SystemStreamPartition> mockChangelogSSPs = ImmutableSet.of(changelog1SSP);
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreNewerCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(ImmutableMap.of(changelog1SSP, newerCheckpointDirLocalOffset));
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreOlderCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(// less than checkpointed offset (5)
    ImmutableMap.of(changelog1SSP, olderCheckpointDirLocalOffset));
    Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
        String offset1 = (String) invocation.getArguments()[0];
        String offset2 = (String) invocation.getArguments()[1];
        return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
    });
    StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
    // ensure that all the store dirs (current or checkpoint) are marked for deletion
    assertEquals(3, storeActions.storeDirsToDelete.get(store1Name).size());
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockCurrentStoreDir));
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreOlderCheckpointDir));
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreNewerCheckpointDir));
    // ensure that no directories are retained
    assertEquals(0, storeActions.storeDirsToRetain.size());
    // ensure that we mark the store for full restore (from oldest to newest)
    assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
    assertEquals("10", storeActions.storesToRestore.get(store1Name).endingOffset);
}
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Example 37 with SystemAdmins

use of org.apache.samza.system.SystemAdmins in project samza by apache.

the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedNonPersistentStore_FullTrimIfNullCheckpointedOffsetAndNotRetainExistingChangelogState.

/**
 * We need to trim the changelog topic to handle the scenario where container wrote some messages to store and
 * changelog, but died before the first commit (leaving checkpointed changelog offset as null).
 *
 * Retain existing state flag exists to support cases when user is turning on transactional support for the first
 * time and does not have an existing checkpointed changelog offset. Retain existing state flag allows them to
 * carry over the existing changelog state after a full bootstrap. Flag should be turned off after the first deploy.
 */
@Test
public void testGetStoreActionsForLoggedNonPersistentStore_FullTrimIfNullCheckpointedOffsetAndNotRetainExistingChangelogState() {
    TaskModel mockTaskModel = mock(TaskModel.class);
    TaskName taskName = new TaskName("Partition 0");
    when(mockTaskModel.getTaskName()).thenReturn(taskName);
    Partition taskChangelogPartition = new Partition(0);
    when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
    String store1Name = "store1";
    StorageEngine store1Engine = mock(StorageEngine.class);
    StoreProperties mockStore1Properties = mock(StoreProperties.class);
    when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
    when(mockStore1Properties.isLoggedStore()).thenReturn(true);
    // non-persistent store
    when(mockStore1Properties.isPersistedToDisk()).thenReturn(false);
    Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
    String changelog1SystemName = "system1";
    String changelog1StreamName = "store1Changelog";
    SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
    SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
    SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
    Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
    String changelog1CheckpointedOffset = null;
    CheckpointId checkpointId = CheckpointId.create();
    KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
    Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {

        {
            put(store1Name, kafkaStateCheckpointMarker);
        }
    };
    Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
    SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
    SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
    when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
    StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
    File mockLoggedStoreBaseDir = mock(File.class);
    File mockNonLoggedStoreBaseDir = mock(File.class);
    HashMap<String, String> configMap = new HashMap<>();
    configMap.put(TaskConfig.TRANSACTIONAL_STATE_RETAIN_EXISTING_STATE, "false");
    Config mockConfig = new MapConfig(configMap);
    Clock mockClock = mock(Clock.class);
    Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
        String offset1 = (String) invocation.getArguments()[0];
        String offset2 = (String) invocation.getArguments()[1];
        return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
    });
    StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
    // ensure that there is nothing to delete or retain
    assertEquals(0, storeActions.storeDirsToDelete.size());
    assertEquals(0, storeActions.storeDirsToRetain.size());
    // ensure that we mark the store for restore (full trim == restore from oldest to null)
    assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
    assertNull(storeActions.storesToRestore.get(store1Name).endingOffset);
}
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Example 38 with SystemAdmins

use of org.apache.samza.system.SystemAdmins in project samza by apache.

the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedPersistentStore_RestoreFromLocalToNewestIfCheckpointedOffsetInRangeButMaybeCompacted.

/**
 * This can happen if the changelog offset is valid but the checkpoint is older than min compaction lag ms. E.g., when
 * the job/container shut down and restarted after a long time.
 */
@Test
public void testGetStoreActionsForLoggedPersistentStore_RestoreFromLocalToNewestIfCheckpointedOffsetInRangeButMaybeCompacted() {
    TaskModel mockTaskModel = mock(TaskModel.class);
    TaskName taskName = new TaskName("Partition 0");
    when(mockTaskModel.getTaskName()).thenReturn(taskName);
    Partition taskChangelogPartition = new Partition(0);
    when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
    String store1Name = "store1";
    StorageEngine store1Engine = mock(StorageEngine.class);
    StoreProperties mockStore1Properties = mock(StoreProperties.class);
    when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
    when(mockStore1Properties.isLoggedStore()).thenReturn(true);
    when(mockStore1Properties.isPersistedToDisk()).thenReturn(true);
    Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
    String changelog1SystemName = "system1";
    String changelog1StreamName = "store1Changelog";
    SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
    SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
    // checkpointed changelog offset is valid
    SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("4", "20", "21");
    Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
    String changelog1CheckpointedOffset = "5";
    // checkpoint timestamp older than default min compaction lag
    CheckpointId checkpointId = CheckpointId.deserialize("0-0");
    KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
    Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {

        {
            put(store1Name, kafkaStateCheckpointMarker);
        }
    };
    Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
    SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
    SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
    when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
    StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
    File mockLoggedStoreBaseDir = mock(File.class);
    File mockNonLoggedStoreBaseDir = mock(File.class);
    Config mockConfig = mock(Config.class);
    Clock mockClock = mock(Clock.class);
    File mockCurrentStoreDir = mock(File.class);
    File mockStoreNewerCheckpointDir = mock(File.class);
    File mockStoreOlderCheckpointDir = mock(File.class);
    String olderCheckpointDirLocalOffset = "3";
    String newerCheckpointDirLocalOffset = "5";
    when(mockStorageManagerUtil.getTaskStoreDir(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(mockCurrentStoreDir);
    when(mockStorageManagerUtil.getTaskStoreCheckpointDirs(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(ImmutableList.of(mockStoreNewerCheckpointDir, mockStoreOlderCheckpointDir));
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreNewerCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreOlderCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    Set<SystemStreamPartition> mockChangelogSSPs = ImmutableSet.of(changelog1SSP);
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreNewerCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(ImmutableMap.of(changelog1SSP, newerCheckpointDirLocalOffset));
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreOlderCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(// less than checkpointed offset (5)
    ImmutableMap.of(changelog1SSP, olderCheckpointDirLocalOffset));
    Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
        String offset1 = (String) invocation.getArguments()[0];
        String offset2 = (String) invocation.getArguments()[1];
        return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
    });
    StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
    // ensure that the current store dir and older checkpoint dir are marked for deletion
    assertEquals(2, storeActions.storeDirsToDelete.get(store1Name).size());
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockCurrentStoreDir));
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreOlderCheckpointDir));
    // ensure that newer checkpoint dir is retained
    assertEquals(1, storeActions.storeDirsToRetain.size());
    assertEquals(mockStoreNewerCheckpointDir, storeActions.storeDirsToRetain.get(store1Name));
    // ensure that we mark the store for restore to head (from local checkpoint to current newest)
    assertEquals("5", storeActions.storesToRestore.get(store1Name).startingOffset);
    assertEquals("20", storeActions.storesToRestore.get(store1Name).endingOffset);
}
Also used : ArrayListMultimap(com.google.common.collect.ArrayListMultimap) ListMultimap(com.google.common.collect.ListMultimap) SSPMetadataCache(org.apache.samza.system.SSPMetadataCache) HashMap(java.util.HashMap) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Matchers.anyString(org.mockito.Matchers.anyString) FileUtil(org.apache.samza.util.FileUtil) Answer(org.mockito.stubbing.Answer) ImmutableList(com.google.common.collect.ImmutableList) SystemConsumer(org.apache.samza.system.SystemConsumer) Mockito.verifyNoMoreInteractions(org.mockito.Mockito.verifyNoMoreInteractions) SystemStream(org.apache.samza.system.SystemStream) Matchers.eq(org.mockito.Matchers.eq) Map(java.util.Map) Assert.fail(org.junit.Assert.fail) Path(java.nio.file.Path) MapConfig(org.apache.samza.config.MapConfig) ImmutableSet(com.google.common.collect.ImmutableSet) TaskName(org.apache.samza.container.TaskName) ImmutableMap(com.google.common.collect.ImmutableMap) TaskConfig(org.apache.samza.config.TaskConfig) Assert.assertNotNull(org.junit.Assert.assertNotNull) Partition(org.apache.samza.Partition) Set(java.util.Set) Assert.assertTrue(org.junit.Assert.assertTrue) Clock(org.apache.samza.util.Clock) Test(org.junit.Test) Mockito.times(org.mockito.Mockito.times) Mockito.when(org.mockito.Mockito.when) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) File(java.io.File) CheckpointId(org.apache.samza.checkpoint.CheckpointId) Mockito.verify(org.mockito.Mockito.verify) Matchers.any(org.mockito.Matchers.any) Mockito(org.mockito.Mockito) TaskMode(org.apache.samza.job.model.TaskMode) Mockito.never(org.mockito.Mockito.never) Assert.assertNull(org.junit.Assert.assertNull) RestoreOffsets(org.apache.samza.storage.TransactionalStateTaskRestoreManager.RestoreOffsets) SystemAdmin(org.apache.samza.system.SystemAdmin) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Config(org.apache.samza.config.Config) Collections(java.util.Collections) Assert.assertEquals(org.junit.Assert.assertEquals) SystemAdmins(org.apache.samza.system.SystemAdmins) Mockito.mock(org.mockito.Mockito.mock) HashMap(java.util.HashMap) MapConfig(org.apache.samza.config.MapConfig) TaskConfig(org.apache.samza.config.TaskConfig) Config(org.apache.samza.config.Config) Matchers.anyString(org.mockito.Matchers.anyString) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) Clock(org.apache.samza.util.Clock) SystemAdmins(org.apache.samza.system.SystemAdmins) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Partition(org.apache.samza.Partition) SystemStream(org.apache.samza.system.SystemStream) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) TaskName(org.apache.samza.container.TaskName) CheckpointId(org.apache.samza.checkpoint.CheckpointId) SystemAdmin(org.apache.samza.system.SystemAdmin) File(java.io.File) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Test(org.junit.Test)

Example 39 with SystemAdmins

use of org.apache.samza.system.SystemAdmins in project samza by apache.

the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedPersistentStore_NoRestoreButTrimIfUpToDateStoreCheckpoint.

/**
 * Ensure that we do a trim even if the local offset == checkpointed changelog offset, since there may be
 * additional messages in the changelog since the last commit that we need to revert.
 */
@Test
public void testGetStoreActionsForLoggedPersistentStore_NoRestoreButTrimIfUpToDateStoreCheckpoint() {
    TaskModel mockTaskModel = mock(TaskModel.class);
    TaskName taskName = new TaskName("Partition 0");
    when(mockTaskModel.getTaskName()).thenReturn(taskName);
    Partition taskChangelogPartition = new Partition(0);
    when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
    String store1Name = "store1";
    StorageEngine store1Engine = mock(StorageEngine.class);
    StoreProperties mockStore1Properties = mock(StoreProperties.class);
    when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
    when(mockStore1Properties.isLoggedStore()).thenReturn(true);
    when(mockStore1Properties.isPersistedToDisk()).thenReturn(true);
    Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
    String changelog1SystemName = "system1";
    String changelog1StreamName = "store1Changelog";
    SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
    SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
    SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
    Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
    String changelog1CheckpointedOffset = "5";
    CheckpointId checkpointId = CheckpointId.create();
    KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
    ImmutableMap<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = ImmutableMap.of(store1Name, kafkaStateCheckpointMarker);
    Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
    SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
    SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
    when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
    StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
    File mockLoggedStoreBaseDir = mock(File.class);
    File mockNonLoggedStoreBaseDir = mock(File.class);
    Config mockConfig = mock(Config.class);
    Clock mockClock = mock(Clock.class);
    File mockCurrentStoreDir = mock(File.class);
    File mockStoreUpToDateCheckpointDir = mock(File.class);
    File mockStoreOlderCheckpointDir = mock(File.class);
    when(mockStorageManagerUtil.getTaskStoreDir(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(mockCurrentStoreDir);
    when(mockStorageManagerUtil.getTaskStoreCheckpointDirs(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(ImmutableList.of(mockStoreUpToDateCheckpointDir, mockStoreOlderCheckpointDir));
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreUpToDateCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreOlderCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
    Set<SystemStreamPartition> mockChangelogSSPs = ImmutableSet.of(changelog1SSP);
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreUpToDateCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(ImmutableMap.of(changelog1SSP, changelog1CheckpointedOffset));
    when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreOlderCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(// less than checkpointed offset (5)
    ImmutableMap.of(changelog1SSP, "3"));
    Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
        String offset1 = (String) invocation.getArguments()[0];
        String offset2 = (String) invocation.getArguments()[1];
        return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
    });
    StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
    // ensure that both the current dir and older checkpoint dir are marked for deletion
    assertEquals(2, storeActions.storeDirsToDelete.get(store1Name).size());
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockCurrentStoreDir));
    assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreOlderCheckpointDir));
    // ensure that the up-to-date store checkpoint is marked for retention
    assertEquals(mockStoreUpToDateCheckpointDir, storeActions.storeDirsToRetain.get(store1Name));
    // ensure that we mark the store for restore even if local offset == checkpointed offset
    // this is required even if there are no messages to restore, since there may be message we need to trim
    assertEquals(changelog1CheckpointedOffset, storeActions.storesToRestore.get(store1Name).startingOffset);
    assertEquals(changelog1CheckpointedOffset, storeActions.storesToRestore.get(store1Name).endingOffset);
}
Also used : ArrayListMultimap(com.google.common.collect.ArrayListMultimap) ListMultimap(com.google.common.collect.ListMultimap) SSPMetadataCache(org.apache.samza.system.SSPMetadataCache) HashMap(java.util.HashMap) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Matchers.anyString(org.mockito.Matchers.anyString) FileUtil(org.apache.samza.util.FileUtil) Answer(org.mockito.stubbing.Answer) ImmutableList(com.google.common.collect.ImmutableList) SystemConsumer(org.apache.samza.system.SystemConsumer) Mockito.verifyNoMoreInteractions(org.mockito.Mockito.verifyNoMoreInteractions) SystemStream(org.apache.samza.system.SystemStream) Matchers.eq(org.mockito.Matchers.eq) Map(java.util.Map) Assert.fail(org.junit.Assert.fail) Path(java.nio.file.Path) MapConfig(org.apache.samza.config.MapConfig) ImmutableSet(com.google.common.collect.ImmutableSet) TaskName(org.apache.samza.container.TaskName) ImmutableMap(com.google.common.collect.ImmutableMap) TaskConfig(org.apache.samza.config.TaskConfig) Assert.assertNotNull(org.junit.Assert.assertNotNull) Partition(org.apache.samza.Partition) Set(java.util.Set) Assert.assertTrue(org.junit.Assert.assertTrue) Clock(org.apache.samza.util.Clock) Test(org.junit.Test) Mockito.times(org.mockito.Mockito.times) Mockito.when(org.mockito.Mockito.when) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) File(java.io.File) CheckpointId(org.apache.samza.checkpoint.CheckpointId) Mockito.verify(org.mockito.Mockito.verify) Matchers.any(org.mockito.Matchers.any) Mockito(org.mockito.Mockito) TaskMode(org.apache.samza.job.model.TaskMode) Mockito.never(org.mockito.Mockito.never) Assert.assertNull(org.junit.Assert.assertNull) RestoreOffsets(org.apache.samza.storage.TransactionalStateTaskRestoreManager.RestoreOffsets) SystemAdmin(org.apache.samza.system.SystemAdmin) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Config(org.apache.samza.config.Config) Collections(java.util.Collections) Assert.assertEquals(org.junit.Assert.assertEquals) SystemAdmins(org.apache.samza.system.SystemAdmins) Mockito.mock(org.mockito.Mockito.mock) MapConfig(org.apache.samza.config.MapConfig) TaskConfig(org.apache.samza.config.TaskConfig) Config(org.apache.samza.config.Config) Matchers.anyString(org.mockito.Matchers.anyString) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) Clock(org.apache.samza.util.Clock) SystemAdmins(org.apache.samza.system.SystemAdmins) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Partition(org.apache.samza.Partition) SystemStream(org.apache.samza.system.SystemStream) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) TaskName(org.apache.samza.container.TaskName) CheckpointId(org.apache.samza.checkpoint.CheckpointId) SystemAdmin(org.apache.samza.system.SystemAdmin) File(java.io.File) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Test(org.junit.Test)

Example 40 with SystemAdmins

use of org.apache.samza.system.SystemAdmins in project samza by apache.

the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfCheckpointedOffsetNewerThanNewest.

/**
 * This can happen if the changelog topic was manually deleted and recreated, and the checkpointed/local changelog
 * offset is not valid anymore.
 */
@Test
public void testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfCheckpointedOffsetNewerThanNewest() {
    TaskModel mockTaskModel = mock(TaskModel.class);
    TaskName taskName = new TaskName("Partition 0");
    when(mockTaskModel.getTaskName()).thenReturn(taskName);
    Partition taskChangelogPartition = new Partition(0);
    when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
    String store1Name = "store1";
    StorageEngine store1Engine = mock(StorageEngine.class);
    StoreProperties mockStore1Properties = mock(StoreProperties.class);
    when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
    when(mockStore1Properties.isLoggedStore()).thenReturn(true);
    // non-persistent store
    when(mockStore1Properties.isPersistedToDisk()).thenReturn(false);
    Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
    String changelog1SystemName = "system1";
    String changelog1StreamName = "store1Changelog";
    SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
    SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
    // checkpointed changelog offset > newest offset (e.g. changelog topic got changed)
    SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
    Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
    String changelog1CheckpointedOffset = "21";
    CheckpointId checkpointId = CheckpointId.create();
    KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
    Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {

        {
            put(store1Name, kafkaStateCheckpointMarker);
        }
    };
    Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
    SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
    SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
    when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
    StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
    File mockLoggedStoreBaseDir = mock(File.class);
    File mockNonLoggedStoreBaseDir = mock(File.class);
    Config mockConfig = mock(Config.class);
    Clock mockClock = mock(Clock.class);
    Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
        String offset1 = (String) invocation.getArguments()[0];
        String offset2 = (String) invocation.getArguments()[1];
        return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
    });
    StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
    // ensure that there is nothing to retain or delete
    assertEquals(0, storeActions.storeDirsToDelete.size());
    assertEquals(0, storeActions.storeDirsToRetain.size());
    // ensure that we mark the store for full restore (from current oldest to current newest)
    assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
    assertEquals("10", storeActions.storesToRestore.get(store1Name).endingOffset);
}
Also used : ArrayListMultimap(com.google.common.collect.ArrayListMultimap) ListMultimap(com.google.common.collect.ListMultimap) SSPMetadataCache(org.apache.samza.system.SSPMetadataCache) HashMap(java.util.HashMap) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Matchers.anyString(org.mockito.Matchers.anyString) FileUtil(org.apache.samza.util.FileUtil) Answer(org.mockito.stubbing.Answer) ImmutableList(com.google.common.collect.ImmutableList) SystemConsumer(org.apache.samza.system.SystemConsumer) Mockito.verifyNoMoreInteractions(org.mockito.Mockito.verifyNoMoreInteractions) SystemStream(org.apache.samza.system.SystemStream) Matchers.eq(org.mockito.Matchers.eq) Map(java.util.Map) Assert.fail(org.junit.Assert.fail) Path(java.nio.file.Path) MapConfig(org.apache.samza.config.MapConfig) ImmutableSet(com.google.common.collect.ImmutableSet) TaskName(org.apache.samza.container.TaskName) ImmutableMap(com.google.common.collect.ImmutableMap) TaskConfig(org.apache.samza.config.TaskConfig) Assert.assertNotNull(org.junit.Assert.assertNotNull) Partition(org.apache.samza.Partition) Set(java.util.Set) Assert.assertTrue(org.junit.Assert.assertTrue) Clock(org.apache.samza.util.Clock) Test(org.junit.Test) Mockito.times(org.mockito.Mockito.times) Mockito.when(org.mockito.Mockito.when) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) File(java.io.File) CheckpointId(org.apache.samza.checkpoint.CheckpointId) Mockito.verify(org.mockito.Mockito.verify) Matchers.any(org.mockito.Matchers.any) Mockito(org.mockito.Mockito) TaskMode(org.apache.samza.job.model.TaskMode) Mockito.never(org.mockito.Mockito.never) Assert.assertNull(org.junit.Assert.assertNull) RestoreOffsets(org.apache.samza.storage.TransactionalStateTaskRestoreManager.RestoreOffsets) SystemAdmin(org.apache.samza.system.SystemAdmin) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Config(org.apache.samza.config.Config) Collections(java.util.Collections) Assert.assertEquals(org.junit.Assert.assertEquals) SystemAdmins(org.apache.samza.system.SystemAdmins) Mockito.mock(org.mockito.Mockito.mock) HashMap(java.util.HashMap) MapConfig(org.apache.samza.config.MapConfig) TaskConfig(org.apache.samza.config.TaskConfig) Config(org.apache.samza.config.Config) Matchers.anyString(org.mockito.Matchers.anyString) SystemStreamPartitionMetadata(org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata) Clock(org.apache.samza.util.Clock) SystemAdmins(org.apache.samza.system.SystemAdmins) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) Partition(org.apache.samza.Partition) SystemStream(org.apache.samza.system.SystemStream) StoreActions(org.apache.samza.storage.TransactionalStateTaskRestoreManager.StoreActions) TaskName(org.apache.samza.container.TaskName) CheckpointId(org.apache.samza.checkpoint.CheckpointId) SystemAdmin(org.apache.samza.system.SystemAdmin) File(java.io.File) TaskModel(org.apache.samza.job.model.TaskModel) SystemStreamPartition(org.apache.samza.system.SystemStreamPartition) KafkaStateCheckpointMarker(org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker) Test(org.junit.Test)

Aggregations

SystemAdmins (org.apache.samza.system.SystemAdmins)47 SystemAdmin (org.apache.samza.system.SystemAdmin)37 SystemStream (org.apache.samza.system.SystemStream)36 Test (org.junit.Test)35 HashMap (java.util.HashMap)34 Partition (org.apache.samza.Partition)31 TaskName (org.apache.samza.container.TaskName)31 SystemStreamPartition (org.apache.samza.system.SystemStreamPartition)31 Config (org.apache.samza.config.Config)30 MapConfig (org.apache.samza.config.MapConfig)29 SystemStreamPartitionMetadata (org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata)29 Map (java.util.Map)28 TaskConfig (org.apache.samza.config.TaskConfig)28 Set (java.util.Set)27 File (java.io.File)26 KafkaStateCheckpointMarker (org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker)26 TaskModel (org.apache.samza.job.model.TaskModel)26 Clock (org.apache.samza.util.Clock)26 Collections (java.util.Collections)25 SSPMetadataCache (org.apache.samza.system.SSPMetadataCache)25