Examples with ManagedLedgerFactory org.apache.bookkeeper.mledger.ManagedLedgerFactory used on opensource projects

Example 1 with ManagedLedgerFactory

use of org.apache.bookkeeper.mledger.ManagedLedgerFactory in project pulsar by yahoo.

the class ManagedCursorTest method testOutOfOrderDeletePersistenceAfterCrash.

@Test(timeOut = 20000)
public void testOutOfOrderDeletePersistenceAfterCrash() throws Exception {
    ManagedLedger ledger = factory.open("my_test_ledger", new ManagedLedgerConfig());
    ManagedCursor c1 = ledger.openCursor("c1");
    List<Position> addedPositions = new ArrayList<>();
    for (int i = 0; i < 20; i++) {
        Position p = ledger.addEntry(("dummy-entry-" + i).getBytes(Encoding));
        addedPositions.add(p);
    }
    // Acknowledge few messages leaving holes
    c1.delete(addedPositions.get(2));
    c1.delete(addedPositions.get(5));
    c1.delete(addedPositions.get(7));
    c1.delete(addedPositions.get(8));
    c1.delete(addedPositions.get(9));
    assertEquals(c1.getNumberOfEntriesInBacklog(), 20 - 5);
    // Re-Open
    ManagedLedgerFactory factory2 = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
    ledger = factory2.open("my_test_ledger", new ManagedLedgerConfig());
    c1 = ledger.openCursor("c1");
    assertEquals(c1.getNumberOfEntriesInBacklog(), 20 - 5);
    List<Entry> entries = c1.readEntries(20);
    assertEquals(entries.size(), 20 - 5);
    List<String> entriesStr = entries.stream().map(e -> new String(e.getDataAndRelease(), Encoding)).collect(Collectors.toList());
    assertEquals(entriesStr.get(0), "dummy-entry-0");
    assertEquals(entriesStr.get(1), "dummy-entry-1");
    // Entry-2 was deleted
    assertEquals(entriesStr.get(2), "dummy-entry-3");
    assertEquals(entriesStr.get(3), "dummy-entry-4");
    // Entry-6 was deleted
    assertEquals(entriesStr.get(4), "dummy-entry-6");
    assertFalse(c1.hasMoreEntries());
    factory2.shutdown();
}

Example 2 with ManagedLedgerFactory

use of org.apache.bookkeeper.mledger.ManagedLedgerFactory in project pulsar by yahoo.

the class ManagedCursorTest method errorRecoveringCursor3.

@Test(timeOut = 20000)
void errorRecoveringCursor3() throws Exception {
    ManagedLedger ledger = factory.open("my_test_ledger");
    Position p1 = ledger.addEntry("entry".getBytes());
    ledger.addEntry("entry".getBytes());
    ManagedCursor c1 = ledger.openCursor("c1");
    Position p3 = ledger.addEntry("entry".getBytes());
    assertEquals(c1.getReadPosition(), p3);
    ManagedLedgerFactory factory2 = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
    bkc.failAfter(4, BKException.Code.ReadException);
    ledger = factory2.open("my_test_ledger");
    c1 = ledger.openCursor("c1");
    // Verify the ManagedCursor was rewind back to the snapshotted position
    assertEquals(c1.getReadPosition(), p3);
    factory2.shutdown();
}

Example 3 with ManagedLedgerFactory

use of org.apache.bookkeeper.mledger.ManagedLedgerFactory in project pulsar by yahoo.

the class ManagedCursorTest method testRateLimitMarkDelete.

@Test(timeOut = 20000)
void testRateLimitMarkDelete() throws Exception {
    ManagedLedgerConfig config = new ManagedLedgerConfig();
    // Throttle to 1/s
    config.setThrottleMarkDelete(1);
    ManagedLedger ledger = factory.open("my_test_ledger", config);
    ManagedCursor c1 = ledger.openCursor("c1");
    Position p1 = ledger.addEntry("dummy-entry-1".getBytes(Encoding));
    Position p2 = ledger.addEntry("dummy-entry-2".getBytes(Encoding));
    Position p3 = ledger.addEntry("dummy-entry-3".getBytes(Encoding));
    assertEquals(c1.getNumberOfEntriesInBacklog(), 3);
    c1.markDelete(p1);
    c1.markDelete(p2);
    c1.markDelete(p3);
    assertEquals(c1.getNumberOfEntriesInBacklog(), 0);
    // Re-open to recover from storage
    ManagedLedgerFactory factory2 = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
    ledger = factory2.open("my_test_ledger", new ManagedLedgerConfig());
    c1 = ledger.openCursor("c1");
    // Only the 1st mark-delete was persisted
    assertEquals(c1.getNumberOfEntriesInBacklog(), 2);
    factory2.shutdown();
}

Example 4 with ManagedLedgerFactory

use of org.apache.bookkeeper.mledger.ManagedLedgerFactory in project pulsar by yahoo.

the class PersistentTopicConcurrentTest method setup.

@BeforeMethod
public void setup(Method m) throws Exception {
    super.setUp(m);
    ServiceConfiguration svcConfig = spy(new ServiceConfiguration());
    PulsarService pulsar = spy(new PulsarService(svcConfig));
    doReturn(svcConfig).when(pulsar).getConfiguration();
    mlFactoryMock = mock(ManagedLedgerFactory.class);
    ManagedLedgerFactory factory = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
    ManagedLedger ledger = factory.open("my_test_ledger", new ManagedLedgerConfig().setMaxEntriesPerLedger(2));
    final ManagedCursor cursor = ledger.openCursor("c1");
    cursorMock = cursor;
    ledgerMock = ledger;
    mlFactoryMock = factory;
    doReturn(mlFactoryMock).when(pulsar).getManagedLedgerFactory();
    ZooKeeper mockZk = mock(ZooKeeper.class);
    doReturn(mockZk).when(pulsar).getZkClient();
    brokerService = spy(new BrokerService(pulsar));
    doReturn(brokerService).when(pulsar).getBrokerService();
    serverCnx = spy(new ServerCnx(brokerService));
    doReturn(true).when(serverCnx).isActive();
    NamespaceService nsSvc = mock(NamespaceService.class);
    doReturn(nsSvc).when(pulsar).getNamespaceService();
    doReturn(true).when(nsSvc).isServiceUnitOwned(any(NamespaceBundle.class));
    doReturn(true).when(nsSvc).isServiceUnitActive(any(DestinationName.class));
    final List<Position> addedEntries = Lists.newArrayList();
    for (int i = 0; i < 100; i++) {
        Position pos = ledger.addEntry("entry".getBytes());
        addedEntries.add(pos);
    }
}

Example 5 with ManagedLedgerFactory

use of org.apache.bookkeeper.mledger.ManagedLedgerFactory in project pulsar by yahoo.

the class ManagedLedgerBkTest method testConcurrentMarkDelete.

@Test
public void testConcurrentMarkDelete() throws Exception {
    ManagedLedgerFactory factory = new ManagedLedgerFactoryImpl(bkc, zkc);
    ManagedLedgerConfig mlConfig = new ManagedLedgerConfig();
    mlConfig.setEnsembleSize(1).setAckQuorumSize(1).setMetadataEnsembleSize(1).setMetadataAckQuorumSize(1);
    // set the data ledger size
    mlConfig.setMaxEntriesPerLedger(100);
    // set the metadata ledger size to 1 to kick off many ledger switching cases
    mlConfig.setMetadataMaxEntriesPerLedger(10);
    ManagedLedger ledger = factory.open("ml-markdelete-ledger", mlConfig);
    final List<Position> addedEntries = Lists.newArrayList();
    int numCursors = 10;
    final CyclicBarrier barrier = new CyclicBarrier(numCursors);
    List<ManagedCursor> cursors = Lists.newArrayList();
    for (int i = 0; i < numCursors; i++) {
        cursors.add(ledger.openCursor(String.format("c%d", i)));
    }
    for (int i = 0; i < 50; i++) {
        Position pos = ledger.addEntry("entry".getBytes());
        addedEntries.add(pos);
    }
    List<Future<?>> futures = Lists.newArrayList();
    for (ManagedCursor cursor : cursors) {
        futures.add(executor.submit(() -> {
            barrier.await();
            for (Position position : addedEntries) {
                cursor.markDelete(position);
            }
            return null;
        }));
    }
    for (Future<?> future : futures) {
        future.get();
    }
    // Since in this test we roll-over the cursor ledger every 10 entries acknowledged, the background roll back
    // might still be happening when the futures are completed.
    Thread.sleep(1000);
    factory.shutdown();
}