use of org.apache.bookkeeper.mledger.ManagedLedgerConfig in project pulsar by yahoo.
the class ManagedCursorTest method testSkipEntriesWithIndividualDeletedMessages.
@Test(timeOut = 20000)
void testSkipEntriesWithIndividualDeletedMessages() throws Exception {
ManagedLedger ledger = factory.open("testSkipEntriesWithIndividualDeletedMessages", new ManagedLedgerConfig().setMaxEntriesPerLedger(5));
ManagedCursor c1 = ledger.openCursor("c1");
Position pos1 = ledger.addEntry("dummy-entry-1".getBytes(Encoding));
Position pos2 = ledger.addEntry("dummy-entry-2".getBytes(Encoding));
Position pos3 = ledger.addEntry("dummy-entry-3".getBytes(Encoding));
Position pos4 = ledger.addEntry("dummy-entry-4".getBytes(Encoding));
Position pos5 = ledger.addEntry("dummy-entry-5".getBytes(Encoding));
// delete individual messages
c1.delete(pos2);
c1.delete(pos4);
c1.skipEntries(3, IndividualDeletedEntries.Exclude);
assertEquals(c1.getNumberOfEntries(), 0);
assertEquals(c1.getReadPosition(), pos5.getNext());
assertEquals(c1.getMarkDeletedPosition(), pos5);
pos1 = ledger.addEntry("dummy-entry-1".getBytes(Encoding));
pos2 = ledger.addEntry("dummy-entry-2".getBytes(Encoding));
pos3 = ledger.addEntry("dummy-entry-3".getBytes(Encoding));
pos4 = ledger.addEntry("dummy-entry-4".getBytes(Encoding));
pos5 = ledger.addEntry("dummy-entry-5".getBytes(Encoding));
c1.delete(pos2);
c1.delete(pos4);
c1.skipEntries(4, IndividualDeletedEntries.Include);
assertEquals(c1.getNumberOfEntries(), 1);
assertEquals(c1.getReadPosition(), pos5);
assertEquals(c1.getMarkDeletedPosition(), pos4);
}
use of org.apache.bookkeeper.mledger.ManagedLedgerConfig in project pulsar by yahoo.
the class ManagedLedgerTest method triggerLedgerDeletion.
@Test(timeOut = 20000)
public void triggerLedgerDeletion() throws Exception {
ManagedLedgerConfig config = new ManagedLedgerConfig().setMaxEntriesPerLedger(1);
ManagedLedger ledger = factory.open("my_test_ledger", config);
ManagedCursor cursor = ledger.openCursor("test");
ledger.addEntry("entry-1".getBytes(Encoding));
ledger.addEntry("entry-2".getBytes(Encoding));
ledger.addEntry("entry-3".getBytes(Encoding));
assertEquals(cursor.hasMoreEntries(), true);
List<Entry> entries = cursor.readEntries(1);
assertEquals(entries.size(), 1);
assertEquals(ledger.getNumberOfEntries(), 3);
entries.forEach(e -> e.release());
assertEquals(cursor.hasMoreEntries(), true);
entries = cursor.readEntries(1);
assertEquals(cursor.hasMoreEntries(), true);
cursor.markDelete(entries.get(0).getPosition());
entries.forEach(e -> e.release());
}
use of org.apache.bookkeeper.mledger.ManagedLedgerConfig in project pulsar by yahoo.
the class ManagedLedgerTest method testReopenAndCleanup.
@Test(timeOut = 20000)
public void testReopenAndCleanup() throws Exception {
ManagedLedger ledger = factory.open("my_test_ledger");
ledger.openCursor("c1");
ledger.addEntry("data".getBytes(Encoding));
ledger.close();
Thread.sleep(100);
assertEquals(bkc.getLedgers().size(), 1);
factory.shutdown();
factory = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle());
ledger = factory.open("my_test_ledger");
ledger.openCursor("c1");
Thread.sleep(100);
assertEquals(bkc.getLedgers().size(), 2);
ledger.close();
factory.open("my_test_ledger", new ManagedLedgerConfig()).delete();
Thread.sleep(100);
assertEquals(bkc.getLedgers().size(), 0);
factory.shutdown();
}
use of org.apache.bookkeeper.mledger.ManagedLedgerConfig in project pulsar by yahoo.
the class ManagedLedgerTest method testOpenRaceCondition.
/**
* Reproduce a race condition between opening cursors and concurrent mark delete operations
*/
@Test(timeOut = 20000)
public void testOpenRaceCondition() throws Exception {
ManagedLedgerConfig config = new ManagedLedgerConfig();
config.setEnsembleSize(2).setAckQuorumSize(2).setMetadataEnsembleSize(2);
final ManagedLedger ledger = factory.open("my-ledger", config);
final ManagedCursor c1 = ledger.openCursor("c1");
final int N = 1000;
final Position position = ledger.addEntry("entry-0".getBytes());
Executor executor = Executors.newCachedThreadPool();
final CountDownLatch counter = new CountDownLatch(2);
executor.execute(new Runnable() {
@Override
public void run() {
try {
for (int i = 0; i < N; i++) {
c1.markDelete(position);
}
counter.countDown();
} catch (Exception e) {
e.printStackTrace();
}
}
});
executor.execute(new Runnable() {
@Override
public void run() {
try {
for (int i = 0; i < N; i++) {
ledger.openCursor("cursor-" + i);
}
counter.countDown();
} catch (Exception e) {
e.printStackTrace();
}
}
});
// If there is the race condition, this method will not complete triggering the test timeout
counter.await();
}
use of org.apache.bookkeeper.mledger.ManagedLedgerConfig in project pulsar by yahoo.
the class ManagedLedgerTest method spanningMultipleLedgers.
@Test(timeOut = 20000)
public void spanningMultipleLedgers() throws Exception {
ManagedLedgerConfig config = new ManagedLedgerConfig().setMaxEntriesPerLedger(10);
ManagedLedger ledger = factory.open("my_test_ledger", config);
assertEquals(ledger.getNumberOfEntries(), 0);
assertEquals(ledger.getTotalSize(), 0);
ManagedCursor cursor = ledger.openCursor("c1");
for (int i = 0; i < 11; i++) ledger.addEntry(("dummy-entry-" + i).getBytes(Encoding));
List<Entry> entries = cursor.readEntries(100);
assertEquals(entries.size(), 11);
assertEquals(cursor.hasMoreEntries(), false);
PositionImpl first = (PositionImpl) entries.get(0).getPosition();
PositionImpl last = (PositionImpl) entries.get(entries.size() - 1).getPosition();
entries.forEach(e -> e.release());
log.info("First={} Last={}", first, last);
assertTrue(first.getLedgerId() < last.getLedgerId());
assertEquals(first.getEntryId(), 0);
assertEquals(last.getEntryId(), 0);
// Read again, from next ledger id
entries = cursor.readEntries(100);
assertEquals(entries.size(), 0);
assertEquals(cursor.hasMoreEntries(), false);
ledger.close();
}
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