Examples with BaseMetadataStore io.pravega.segmentstore.storage.metadata.BaseMetadataStore used on opensource projects

Example 1 with BaseMetadataStore

use of io.pravega.segmentstore.storage.metadata.BaseMetadataStore in project pravega by pravega.

the class ChunkedSegmentStorageMockTests method testExceptionDuringListSegments.

@Test
public void testExceptionDuringListSegments() throws Exception {
    Exception exceptionToThrow = new CompletionException(new StorageMetadataException("Test Exception"));
    val clazz = StorageMetadataException.class;
    val config = ChunkedSegmentStorageConfig.DEFAULT_CONFIG;
    @Cleanup BaseMetadataStore spyMetadataStore = spy(new InMemoryMetadataStore(ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService()));
    spyMetadataStore.setMaxEntriesInTxnBuffer(0);
    @Cleanup BaseChunkStorage spyChunkStorage = spy(new NoOpChunkStorage(executorService()));
    @Cleanup ChunkedSegmentStorage chunkedSegmentStorage = new ChunkedSegmentStorage(CONTAINER_ID, spyChunkStorage, spyMetadataStore, executorService(), config);
    chunkedSegmentStorage.initialize(1);
    chunkedSegmentStorage.getGarbageCollector().initialize(new InMemoryTaskQueueManager()).join();
    // Inject fault.
    CompletableFuture f = new CompletableFuture();
    f.completeExceptionally(exceptionToThrow);
    doReturn(f).when(spyMetadataStore).getAllEntries();
    doReturn(f).when(spyMetadataStore).getAllKeys();
    AssertExtensions.assertThrows("listSegments succeeded when exception was expected.", () -> chunkedSegmentStorage.listSegments().get(), ex -> clazz.equals(ex.getClass()));
}

Example 2 with BaseMetadataStore

use of io.pravega.segmentstore.storage.metadata.BaseMetadataStore in project pravega by pravega.

the class ChunkedSegmentStorageMockTests method testExceptionDuringCommit.

public void testExceptionDuringCommit(Exception exceptionToThrow, Class clazz, boolean skipCreate, boolean skipConcat) throws Exception {
    String testSegmentName = "test";
    String concatSegmentName = "concat";
    // Force rollover after every 2 byte.
    SegmentRollingPolicy policy = new SegmentRollingPolicy(2);
    val config = ChunkedSegmentStorageConfig.DEFAULT_CONFIG.toBuilder().storageMetadataRollingPolicy(policy).build();
    @Cleanup BaseMetadataStore spyMetadataStore = spy(new InMemoryMetadataStore(ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService()));
    @Cleanup BaseChunkStorage spyChunkStorage = spy(new NoOpChunkStorage(executorService()));
    @Cleanup ChunkedSegmentStorage chunkedSegmentStorage = new ChunkedSegmentStorage(CONTAINER_ID, spyChunkStorage, spyMetadataStore, executorService(), config);
    chunkedSegmentStorage.initialize(1);
    chunkedSegmentStorage.getGarbageCollector().initialize(new InMemoryTaskQueueManager()).join();
    // Step 1: Create segment and write some data.
    val h1 = chunkedSegmentStorage.create(testSegmentName, policy, null).get();
    Assert.assertEquals(h1.getSegmentName(), testSegmentName);
    Assert.assertFalse(h1.isReadOnly());
    chunkedSegmentStorage.write(h1, 0, new ByteArrayInputStream(new byte[10]), 10, null).get();
    // Capture segment layout information, so that we can check that after aborted operation it is still unchanged.
    val expectedSegmentMetadata = TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName);
    val expectedChunkMetadataList = TestUtils.getChunkList(spyMetadataStore, testSegmentName);
    // Make sure mock is working
    Assert.assertEquals(10, expectedSegmentMetadata.getLength());
    Assert.assertEquals(5, expectedChunkMetadataList.size());
    Assert.assertEquals(expectedChunkMetadataList.get(0).getName(), expectedSegmentMetadata.getFirstChunk());
    Assert.assertEquals(expectedChunkMetadataList.get(4).getName(), expectedSegmentMetadata.getLastChunk());
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    // Step 2: Increase epoch.
    chunkedSegmentStorage.initialize(2);
    val h2 = chunkedSegmentStorage.create(concatSegmentName, policy, null).get();
    chunkedSegmentStorage.write(h2, 0, new ByteArrayInputStream(new byte[10]), 10, null).get();
    chunkedSegmentStorage.seal(h2, null).get();
    // Step 3: Inject fault.
    CompletableFuture f = new CompletableFuture();
    f.completeExceptionally(exceptionToThrow);
    doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
    AssertExtensions.assertFutureThrows("write succeeded when exception was expected.", chunkedSegmentStorage.write(h1, 10, new ByteArrayInputStream(new byte[10]), 10, null), ex -> clazz.equals(ex.getClass()));
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    // Make sure 15 chunks in total were created and then 5 of them garbage collected later.
    verify(spyChunkStorage, times(15)).doCreate(anyString());
    // verify(spyChunkStorage, times(5)).doDelete(any());
    // seal.
    doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
    AssertExtensions.assertFutureThrows("Seal succeeded when exception was expected.", chunkedSegmentStorage.seal(SegmentStorageHandle.writeHandle(testSegmentName), null), ex -> clazz.equals(ex.getClass()));
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    // openWrite.
    doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
    AssertExtensions.assertFutureThrows("openWrite succeeded when exception was expected.", chunkedSegmentStorage.openWrite(testSegmentName), ex -> clazz.equals(ex.getClass()));
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    // delete.
    doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
    AssertExtensions.assertFutureThrows("delete succeeded when exception was expected.", chunkedSegmentStorage.delete(SegmentStorageHandle.writeHandle(testSegmentName), null), ex -> clazz.equals(ex.getClass()));
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    // truncate.
    doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
    AssertExtensions.assertFutureThrows("truncate succeeded when exception was expected.", chunkedSegmentStorage.truncate(SegmentStorageHandle.writeHandle(testSegmentName), 2, null), ex -> clazz.equals(ex.getClass()));
    TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
    TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    if (!skipCreate) {
        // create.
        doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
        AssertExtensions.assertFutureThrows("create succeeded when exception was expected.", chunkedSegmentStorage.create("foo", policy, null), ex -> clazz.equals(ex.getClass()));
    }
    if (!skipConcat) {
        // concat.
        doReturn(f).when(spyMetadataStore).commit(any(), anyBoolean(), anyBoolean());
        AssertExtensions.assertFutureThrows("concat succeeded when exception was expected.", chunkedSegmentStorage.concat(h1, 10, h2.getSegmentName(), null), ex -> clazz.equals(ex.getClass()));
        TestUtils.assertEquals(expectedSegmentMetadata, expectedChunkMetadataList, TestUtils.getSegmentMetadata(spyMetadataStore, testSegmentName), TestUtils.getChunkList(spyMetadataStore, testSegmentName));
        TestUtils.checkChunksExistInStorage(spyChunkStorage, spyMetadataStore, testSegmentName);
    }
}

Example 3 with BaseMetadataStore

use of io.pravega.segmentstore.storage.metadata.BaseMetadataStore in project pravega by pravega.

the class ChunkedSegmentStorageMockTests method testStorageFullDuringConcat.

@Test
public void testStorageFullDuringConcat() throws Exception {
    String testSegmentName = "test";
    @Cleanup BaseMetadataStore spyMetadataStore = spy(new InMemoryMetadataStore(ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService()));
    @Cleanup BaseChunkStorage spyChunkStorage = spy(new NoOpChunkStorage(executorService()));
    ((NoOpChunkStorage) spyChunkStorage).setShouldSupportConcat(false);
    @Cleanup ChunkedSegmentStorage chunkedSegmentStorage = new ChunkedSegmentStorage(CONTAINER_ID, spyChunkStorage, spyMetadataStore, executorService(), ChunkedSegmentStorageConfig.DEFAULT_CONFIG);
    chunkedSegmentStorage.initialize(1);
    chunkedSegmentStorage.getGarbageCollector().initialize(new InMemoryTaskQueueManager()).join();
    // Step 1: Create segment and write some data.
    val h1 = chunkedSegmentStorage.create(testSegmentName, null).get();
    val h2 = chunkedSegmentStorage.create("source", null).get();
    Assert.assertEquals(h1.getSegmentName(), testSegmentName);
    Assert.assertFalse(h1.isReadOnly());
    chunkedSegmentStorage.write(h1, 0, new ByteArrayInputStream(new byte[10]), 10, null).get();
    chunkedSegmentStorage.write(h2, 0, new ByteArrayInputStream(new byte[10]), 10, null).get();
    chunkedSegmentStorage.seal(h2, null).get();
    // Step 2: Inject fault.
    Exception exceptionToThrow = new ChunkStorageFullException("Test");
    val clazz = StorageFullException.class;
    doThrow(exceptionToThrow).when(spyChunkStorage).doWrite(any(), anyLong(), anyInt(), any());
    AssertExtensions.assertFutureThrows("write succeeded when exception was expected.", chunkedSegmentStorage.concat(h1, 10, "source", null), ex -> clazz.equals(ex.getClass()));
}

Example 4 with BaseMetadataStore

use of io.pravega.segmentstore.storage.metadata.BaseMetadataStore in project pravega by pravega.

the class ChunkedSegmentStorageMockTests method testStorageFullDuringWrite.

@Test
public void testStorageFullDuringWrite() throws Exception {
    String testSegmentName = "test";
    @Cleanup BaseMetadataStore spyMetadataStore = spy(new InMemoryMetadataStore(ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService()));
    @Cleanup BaseChunkStorage spyChunkStorage = spy(new NoOpChunkStorage(executorService()));
    ((NoOpChunkStorage) spyChunkStorage).setShouldSupportConcat(false);
    @Cleanup ChunkedSegmentStorage chunkedSegmentStorage = new ChunkedSegmentStorage(CONTAINER_ID, spyChunkStorage, spyMetadataStore, executorService(), ChunkedSegmentStorageConfig.DEFAULT_CONFIG);
    chunkedSegmentStorage.initialize(1);
    chunkedSegmentStorage.getGarbageCollector().initialize(new InMemoryTaskQueueManager()).join();
    // Step 1: Create segment and write some data.
    val h1 = chunkedSegmentStorage.create(testSegmentName, null).get();
    Assert.assertEquals(h1.getSegmentName(), testSegmentName);
    Assert.assertFalse(h1.isReadOnly());
    chunkedSegmentStorage.write(h1, 0, new ByteArrayInputStream(new byte[10]), 10, null).get();
    // Step 2: Inject fault.
    Exception exceptionToThrow = new ChunkStorageFullException("Test", new IntentionalException());
    val clazz = StorageFullException.class;
    doThrow(exceptionToThrow).when(spyChunkStorage).doWrite(any(), anyLong(), anyInt(), any());
    AssertExtensions.assertFutureThrows("write succeeded when exception was expected.", chunkedSegmentStorage.write(h1, 10, new ByteArrayInputStream(new byte[10]), 10, null), ex -> clazz.equals(ex.getClass()));
}

Example 5 with BaseMetadataStore

use of io.pravega.segmentstore.storage.metadata.BaseMetadataStore in project pravega by pravega.

the class ChunkedSegmentStorageMockTests method testUpdateStorageStatsException.

@Test
public void testUpdateStorageStatsException() throws Exception {
    @Cleanup BaseMetadataStore spyMetadataStore = spy(new InMemoryMetadataStore(ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService()));
    @Cleanup val spyChunkStorage = spy(new NoOpChunkStorage(executorService()));
    @Cleanup ChunkedSegmentStorage chunkedSegmentStorage = new ChunkedSegmentStorage(CONTAINER_ID, spyChunkStorage, spyMetadataStore, executorService(), ChunkedSegmentStorageConfig.DEFAULT_CONFIG);
    chunkedSegmentStorage.initialize(1);
    chunkedSegmentStorage.getGarbageCollector().initialize(new InMemoryTaskQueueManager()).join();
    Exception exceptionToThrow = new ChunkStorageException("Intentional", "Intentional");
    doReturn(CompletableFuture.failedFuture(exceptionToThrow)).when(spyChunkStorage).doGetUsedSpaceAsync(any());
    // Should not throw an exception
    chunkedSegmentStorage.updateStorageStats().get();
}