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

Example 1 with ChunkMetadataStore

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

the class GarbageCollectorTests method testNewChunkOnSuccessful.

/**
 * Test for chunk that is marked active but added as garbage.
 */
@Test
public void testNewChunkOnSuccessful() throws Exception {
    @Cleanup ChunkStorage chunkStorage = getChunkStorage();
    @Cleanup ChunkMetadataStore metadataStore = getMetadataStore();
    int containerId = CONTAINER_ID;
    int dataSize = 1;
    Function<Duration, CompletableFuture<Void>> noDelay = d -> CompletableFuture.completedFuture(null);
    val testTaskQueue = new InMemoryTaskQueueManager();
    @Cleanup GarbageCollector garbageCollector = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG.toBuilder().garbageCollectionDelay(Duration.ofMillis(1)).garbageCollectionSleep(Duration.ofMillis(1)).build(), executorService(), System::currentTimeMillis, noDelay);
    // Now actually start run
    garbageCollector.initialize(testTaskQueue).join();
    Assert.assertNotNull(garbageCollector.getTaskQueue());
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    // Add some garbage
    insertChunk(chunkStorage, "newChunk", dataSize);
    garbageCollector.trackNewChunk(TXN_ID, "newChunk").join();
    insertChunkMetadata(metadataStore, "newChunk", dataSize, 1);
    // Validate state before
    Assert.assertEquals(1, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(1, garbageCollector.getQueueSize().get());
    Assert.assertEquals("newChunk", testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).peek().getName());
    val list = testTaskQueue.drain(garbageCollector.getTaskQueueName(), 1);
    Assert.assertEquals(0, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(1, garbageCollector.getQueueSize().get());
    garbageCollector.processBatch(list).join();
    // Validate state after
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    Assert.assertTrue(chunkStorage.exists("newChunk").get());
    Assert.assertNotNull(getChunkMetadata(metadataStore, "newChunk"));
}

Example 2 with ChunkMetadataStore

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

the class GarbageCollectorTests method testSegmentDelete.

private void testSegmentDelete(int numChunks, int chunkSize, int maxBatchSize, int indexBlockSize) throws Exception {
    @Cleanup ChunkStorage chunkStorage = getChunkStorage();
    @Cleanup ChunkMetadataStore metadataStore = getMetadataStore();
    int containerId = CONTAINER_ID;
    Function<Duration, CompletableFuture<Void>> noDelay = d -> CompletableFuture.completedFuture(null);
    val testTaskQueue = new InMemoryTaskQueueManager();
    val config = ChunkedSegmentStorageConfig.DEFAULT_CONFIG.toBuilder().garbageCollectionDelay(Duration.ofMillis(1)).garbageCollectionSleep(Duration.ofMillis(1)).indexBlockSize(// Create huge number of block index entries
    indexBlockSize).garbageCollectionTransactionBatchSize(// Keep batch size very low.
    maxBatchSize).build();
    @Cleanup GarbageCollector garbageCollector = new GarbageCollector(containerId, chunkStorage, metadataStore, config, executorService(), System::currentTimeMillis, noDelay);
    // Now actually start run
    garbageCollector.initialize(testTaskQueue).join();
    Assert.assertNotNull(garbageCollector.getTaskQueue());
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    // Large number of chunks with large number of index entries
    long[] chunks = new long[numChunks];
    Arrays.fill(chunks, chunkSize);
    insertSegment(metadataStore, chunkStorage, config, "testSegment", 10, 1, chunks, false, 0);
    val chunkNames = TestUtils.getChunkNameList(metadataStore, "testSegment");
    // Add some garbage
    garbageCollector.addSegmentToGarbage(TXN_ID, "testSegment").join();
    // Validate state before
    Assert.assertEquals(1, garbageCollector.getQueueSize().get());
    Assert.assertEquals(1, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals("testSegment", testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).peek().getName());
    chunkNames.stream().forEach(chunkName -> Assert.assertTrue(chunkStorage.exists(chunkName).join()));
    garbageCollector.processBatch(testTaskQueue.drain(garbageCollector.getTaskQueueName(), 1)).join();
    // Validate state after
    Assert.assertEquals(numChunks, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(numChunks, garbageCollector.getQueueSize().get());
    Assert.assertNull(getSegmentMetadata(metadataStore, "testSegment"));
    assertQueueEquals(garbageCollector.getTaskQueueName(), testTaskQueue, chunkNames.toArray(new String[numChunks]));
    garbageCollector.processBatch(testTaskQueue.drain(garbageCollector.getTaskQueueName(), numChunks)).join();
    Assert.assertEquals(0, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    chunkNames.stream().forEach(chunkName -> Assert.assertFalse(chunkName + " should not exist", chunkStorage.exists(chunkName).join()));
}

Example 3 with ChunkMetadataStore

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

the class GarbageCollectorTests method testInitialization.

/**
 * Test Initialization
 */
@Test
public void testInitialization() throws Exception {
    @Cleanup ChunkStorage chunkStorage = getChunkStorage();
    @Cleanup ChunkMetadataStore metadataStore = getMetadataStore();
    int containerId = CONTAINER_ID;
    @Cleanup GarbageCollector garbageCollector = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService(), System::currentTimeMillis, d -> CompletableFuture.completedFuture(null));
    garbageCollector.initialize(new InMemoryTaskQueueManager()).join();
    AssertExtensions.assertThrows("Should not allow null chunkStorage", () -> {
        @Cleanup val x = new GarbageCollector(containerId, null, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService(), System::currentTimeMillis, d -> CompletableFuture.completedFuture(null));
    }, ex -> ex instanceof NullPointerException);
    AssertExtensions.assertThrows("Should not allow null metadataStore", () -> {
        @Cleanup val x = new GarbageCollector(containerId, chunkStorage, null, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService(), System::currentTimeMillis, d -> CompletableFuture.completedFuture(null));
    }, ex -> ex instanceof NullPointerException);
    AssertExtensions.assertThrows("Should not allow null config", () -> {
        @Cleanup val x = new GarbageCollector(containerId, chunkStorage, metadataStore, null, executorService(), System::currentTimeMillis, d -> CompletableFuture.completedFuture(null));
    }, ex -> ex instanceof NullPointerException);
    AssertExtensions.assertThrows("Should not allow null executorService", () -> {
        @Cleanup val x = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, null, System::currentTimeMillis, d -> CompletableFuture.completedFuture(null));
    }, ex -> ex instanceof NullPointerException);
    AssertExtensions.assertThrows("Should not allow null currentTimeSupplier", () -> {
        @Cleanup val x = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService(), null, d -> CompletableFuture.completedFuture(null));
    }, ex -> ex instanceof NullPointerException);
    AssertExtensions.assertThrows("Should not allow null delaySupplier", () -> {
        @Cleanup val x = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService(), System::currentTimeMillis, null);
    }, ex -> ex instanceof NullPointerException);
}

Example 4 with ChunkMetadataStore

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

the class GarbageCollectorTests method testDeletedSegment.

/**
 * Test for segment that is marked inactive and added as garbage.
 */
@Test
public void testDeletedSegment() throws Exception {
    @Cleanup ChunkStorage chunkStorage = getChunkStorage();
    @Cleanup ChunkMetadataStore metadataStore = getMetadataStore();
    int containerId = CONTAINER_ID;
    Function<Duration, CompletableFuture<Void>> noDelay = d -> CompletableFuture.completedFuture(null);
    val testTaskQueue = new InMemoryTaskQueueManager();
    val config = ChunkedSegmentStorageConfig.DEFAULT_CONFIG.toBuilder().garbageCollectionDelay(Duration.ofMillis(1)).garbageCollectionSleep(Duration.ofMillis(1)).build();
    @Cleanup GarbageCollector garbageCollector = new GarbageCollector(containerId, chunkStorage, metadataStore, config, executorService(), System::currentTimeMillis, noDelay);
    // Now actually start run
    garbageCollector.initialize(testTaskQueue).join();
    Assert.assertNotNull(garbageCollector.getTaskQueue());
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    insertSegment(metadataStore, chunkStorage, config, "testSegment", 10, 1, new long[] { 1, 2, 3, 4 }, false, 0);
    val chunkNames = TestUtils.getChunkNameList(metadataStore, "testSegment");
    // Add some garbage
    garbageCollector.addSegmentToGarbage(TXN_ID, "testSegment").join();
    // Validate state before
    Assert.assertEquals(1, garbageCollector.getQueueSize().get());
    Assert.assertEquals(1, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals("testSegment", testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).peek().getName());
    garbageCollector.processBatch(testTaskQueue.drain(garbageCollector.getTaskQueueName(), 1)).join();
    // Validate state after
    Assert.assertEquals(4, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(4, garbageCollector.getQueueSize().get());
    Assert.assertNull(getSegmentMetadata(metadataStore, "testSegment"));
    garbageCollector.processBatch(testTaskQueue.drain(garbageCollector.getTaskQueueName(), 10)).join();
    Assert.assertEquals(0, testTaskQueue.getTaskQueueMap().get(garbageCollector.getTaskQueueName()).size());
    Assert.assertEquals(0, garbageCollector.getQueueSize().get());
    chunkNames.stream().forEach(chunkName -> Assert.assertFalse(chunkName + " should not exist", chunkStorage.exists(chunkName).join()));
}

Example 5 with ChunkMetadataStore

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

the class SystemJournalTests method testIsSystemSegment.

@Test
public void testIsSystemSegment() throws Exception {
    @Cleanup ChunkStorage chunkStorage = getChunkStorage();
    @Cleanup ChunkMetadataStore metadataStore = getMetadataStore();
    int containerId = 42;
    @Cleanup val garbageCollector = new GarbageCollector(containerId, chunkStorage, metadataStore, ChunkedSegmentStorageConfig.DEFAULT_CONFIG, executorService());
    garbageCollector.initialize(new InMemoryTaskQueueManager()).join();
    int maxLength = 8;
    long epoch = 1;
    val policy = new SegmentRollingPolicy(maxLength);
    val config = getDefaultConfigBuilder(policy).build();
    val journal = new SystemJournal(containerId, chunkStorage, metadataStore, garbageCollector, config, executorService());
    Assert.assertFalse(journal.isStorageSystemSegment("foo"));
    Assert.assertFalse(journal.isStorageSystemSegment("_system/foo"));
    Assert.assertTrue(journal.isStorageSystemSegment(NameUtils.getStorageMetadataSegmentName(containerId)));
    Assert.assertTrue(journal.isStorageSystemSegment(NameUtils.getAttributeSegmentName(NameUtils.getStorageMetadataSegmentName(containerId))));
    Assert.assertTrue(journal.isStorageSystemSegment(NameUtils.getMetadataSegmentName(containerId)));
    Assert.assertTrue(journal.isStorageSystemSegment(NameUtils.getAttributeSegmentName(NameUtils.getMetadataSegmentName(containerId))));
}