/**
* Verify read last confirmed op, it shouldn't cause any deadlock as new bookie connection is
* being established and returning the connection notification in the same caller thread. It would
* be simulated by delaying the future.addlistener() in PerChannelBookieClient after the
* connection establishment. Now the future.addlistener() will notify back in the same thread and
* simultaneously invoke the pendingOp.operationComplete() event.
*
* <p>BOOKKEEPER-326
*/
@Test(timeout = 60000)
public void testReadLastConfirmedOp() throws Exception {
startNewBookie();
startNewBookie();
// Create a ledger
LedgerHandle beforelh =
bkc.createLedger(numBookies + 2, numBookies + 2, digestType, "".getBytes());
int numEntries = 10;
String tmp = "BookKeeper is cool!";
for (int i = 0; i < numEntries; i++) {
beforelh.addEntry(tmp.getBytes());
}
// shutdown first bookie server
killBookie(0);
startNewBookie();
// create new bookie client, and forcing to establish new
// PerChannelBookieClient connections for recovery flows.
BookKeeperTestClient bkc1 = new BookKeeperTestClient(baseClientConf);
// try to open ledger with recovery
LedgerHandle afterlh = bkc1.openLedger(beforelh.getId(), digestType, "".getBytes());
assertEquals("Entries got missed", beforelh.getLastAddPushed(), afterlh.getLastAddConfirmed());
bkc1.close();
}
@Test(timeout = 60000)
public void testLedgerOpenAfterBKCrashed() throws Exception {
// Create a ledger
LedgerHandle beforelh = bkc.createLedger(numBookies, numBookies, digestType, "".getBytes());
int numEntries = 10;
String tmp = "BookKeeper is cool!";
for (int i = 0; i < numEntries; i++) {
beforelh.addEntry(tmp.getBytes());
}
// shutdown first bookie server
killBookie(0);
startNewBookie();
// try to open ledger no recovery
LedgerHandle afterlh = bkc.openLedger(beforelh.getId(), digestType, "".getBytes());
assertEquals(beforelh.getLastAddPushed(), afterlh.getLastAddConfirmed());
LedgerHandle beforelh2 = bkc.createLedger(numBookies, 1, digestType, "".getBytes());
for (int i = 0; i < numEntries; i++) {
beforelh2.addEntry(tmp.getBytes());
}
// shutdown first bookie server
killBookie(0);
// try to open ledger no recovery
try {
bkc.openLedger(beforelh2.getId(), digestType, "".getBytes());
fail("Should have thrown exception");
} catch (BKException.BKLedgerRecoveryException e) {
// correct behaviour
}
}
