use of org.apache.bookkeeper.versioning.Versioned in project distributedlog by twitter.
the class TestZKLogMetadataForWriterUtilFunctions method testProcessLogMetadatasNoAllocatorPath.
@SuppressWarnings("unchecked")
@Test(timeout = 60000)
public void testProcessLogMetadatasNoAllocatorPath() throws Exception {
String rootPath = "/test-missing-version";
URI uri = DLMTestUtil.createDLMURI(2181, rootPath);
String logName = "test-log";
String logIdentifier = "<default>";
Versioned<byte[]> maxTxnIdData = new Versioned<byte[]>(DLUtils.serializeTransactionId(1L), new ZkVersion(1));
Versioned<byte[]> logSegmentsData = new Versioned<byte[]>(DLUtils.serializeLogSegmentSequenceNumber(1L), new ZkVersion(1));
List<Versioned<byte[]>> metadatas = Lists.newArrayList(new Versioned<byte[]>(null, null), new Versioned<byte[]>(null, null), maxTxnIdData, new Versioned<byte[]>(ZKLogMetadataForWriter.intToBytes(ZKLogMetadata.LAYOUT_VERSION), null), new Versioned<byte[]>(new byte[0], new ZkVersion(1)), new Versioned<byte[]>(new byte[0], new ZkVersion(1)), logSegmentsData);
ZKLogMetadataForWriter metadata = ZKLogMetadataForWriter.processLogMetadatas(uri, logName, logIdentifier, metadatas, false);
assertTrue(maxTxnIdData == metadata.getMaxTxIdData());
assertTrue(logSegmentsData == metadata.getMaxLSSNData());
assertNull(metadata.getAllocationData().getValue());
assertNull(metadata.getAllocationData().getVersion());
}
use of org.apache.bookkeeper.versioning.Versioned in project distributedlog by twitter.
the class TestZKLogSegmentMetadataStore method testStoreMaxTxnId.
@Test(timeout = 60000)
public void testStoreMaxTxnId() throws Exception {
Transaction<Object> updateTxn = lsmStore.transaction();
Versioned<Long> value = new Versioned<Long>(999L, new ZkVersion(0));
final Promise<Version> result = new Promise<Version>();
lsmStore.storeMaxTxnId(updateTxn, rootZkPath, value, new Transaction.OpListener<Version>() {
@Override
public void onCommit(Version r) {
result.setValue(r);
}
@Override
public void onAbort(Throwable t) {
result.setException(t);
}
});
FutureUtils.result(updateTxn.execute());
assertEquals(1, ((ZkVersion) FutureUtils.result(result)).getZnodeVersion());
Stat stat = new Stat();
byte[] data = zkc.get().getData(rootZkPath, false, stat);
assertEquals(999L, DLUtils.deserializeTransactionId(data));
assertEquals(1, stat.getVersion());
}
use of org.apache.bookkeeper.versioning.Versioned in project distributedlog by twitter.
the class TestZKLogSegmentMetadataStore method testStoreMaxLogSegmentSequenceNumberBadVersion.
@Test(timeout = 60000)
public void testStoreMaxLogSegmentSequenceNumberBadVersion() throws Exception {
Transaction<Object> updateTxn = lsmStore.transaction();
Versioned<Long> value = new Versioned<Long>(999L, new ZkVersion(10));
final Promise<Version> result = new Promise<Version>();
lsmStore.storeMaxLogSegmentSequenceNumber(updateTxn, rootZkPath, value, new Transaction.OpListener<Version>() {
@Override
public void onCommit(Version r) {
result.setValue(r);
}
@Override
public void onAbort(Throwable t) {
result.setException(t);
}
});
try {
FutureUtils.result(updateTxn.execute());
fail("Should fail on storing log segment sequence number if providing bad version");
} catch (ZKException zke) {
assertEquals(KeeperException.Code.BADVERSION, zke.getKeeperExceptionCode());
}
try {
Await.result(result);
fail("Should fail on storing log segment sequence number if providing bad version");
} catch (KeeperException ke) {
assertEquals(KeeperException.Code.BADVERSION, ke.code());
}
Stat stat = new Stat();
byte[] data = zkc.get().getData(rootZkPath, false, stat);
assertEquals(0, stat.getVersion());
assertEquals(0, data.length);
}
use of org.apache.bookkeeper.versioning.Versioned in project distributedlog by twitter.
the class TestZKLogSegmentMetadataStore method testStoreMaxTxnIdOnNonExistentPath.
@Test(timeout = 60000)
public void testStoreMaxTxnIdOnNonExistentPath() throws Exception {
Transaction<Object> updateTxn = lsmStore.transaction();
Versioned<Long> value = new Versioned<Long>(999L, new ZkVersion(10));
final Promise<Version> result = new Promise<Version>();
String nonExistentPath = rootZkPath + "/non-existent";
lsmStore.storeMaxLogSegmentSequenceNumber(updateTxn, nonExistentPath, value, new Transaction.OpListener<Version>() {
@Override
public void onCommit(Version r) {
result.setValue(r);
}
@Override
public void onAbort(Throwable t) {
result.setException(t);
}
});
try {
FutureUtils.result(updateTxn.execute());
fail("Should fail on storing log record transaction id if path doesn't exist");
} catch (ZKException zke) {
assertEquals(KeeperException.Code.NONODE, zke.getKeeperExceptionCode());
}
try {
Await.result(result);
fail("Should fail on storing log record transaction id if path doesn't exist");
} catch (KeeperException ke) {
assertEquals(KeeperException.Code.NONODE, ke.code());
}
}
use of org.apache.bookkeeper.versioning.Versioned in project distributedlog by twitter.
the class TestLedgerAllocator method testBadVersionOnTwoAllocators.
@Test(timeout = 60000)
public void testBadVersionOnTwoAllocators() throws Exception {
String allocationPath = "/allocation-bad-version";
zkc.get().create(allocationPath, new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
Stat stat = new Stat();
byte[] data = zkc.get().getData(allocationPath, false, stat);
Versioned<byte[]> allocationData = new Versioned<byte[]>(data, new ZkVersion(stat.getVersion()));
SimpleLedgerAllocator allocator1 = new SimpleLedgerAllocator(allocationPath, allocationData, newQuorumConfigProvider(dlConf), zkc, bkc);
SimpleLedgerAllocator allocator2 = new SimpleLedgerAllocator(allocationPath, allocationData, newQuorumConfigProvider(dlConf), zkc, bkc);
allocator1.allocate();
// wait until allocated
ZKTransaction txn1 = newTxn();
LedgerHandle lh = FutureUtils.result(allocator1.tryObtain(txn1, NULL_LISTENER));
allocator2.allocate();
ZKTransaction txn2 = newTxn();
try {
FutureUtils.result(allocator2.tryObtain(txn2, NULL_LISTENER));
fail("Should fail allocating on second allocator as allocator1 is starting allocating something.");
} catch (ZKException zke) {
assertEquals(KeeperException.Code.BADVERSION, zke.getKeeperExceptionCode());
}
FutureUtils.result(txn1.execute());
Utils.close(allocator1);
Utils.close(allocator2);
long eid = lh.addEntry("hello world".getBytes());
lh.close();
LedgerHandle readLh = bkc.get().openLedger(lh.getId(), BookKeeper.DigestType.CRC32, dlConf.getBKDigestPW().getBytes());
Enumeration<LedgerEntry> entries = readLh.readEntries(eid, eid);
int i = 0;
while (entries.hasMoreElements()) {
LedgerEntry entry = entries.nextElement();
assertEquals("hello world", new String(entry.getEntry(), UTF_8));
++i;
}
assertEquals(1, i);
}
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