public void failNow(int rc) { failAfter(0, rc); }
@Test(timeOut = 20000) void errorCreatingCursor() throws Exception { ManagedLedger ledger = factory.open("my_test_ledger"); bkc.failAfter(1, BKException.Code.NotEnoughBookiesException); zkc.failNow(Code.SESSIONEXPIRED); try { ledger.openCursor("c1"); fail("should have failed"); } catch (ManagedLedgerException e) { // ok } }
@Test public void errorInRecovering3() throws Exception { ManagedLedger ledger = factory.open("my_test_ledger"); ledger.addEntry("entry".getBytes()); ledger.close(); factory = new ManagedLedgerFactoryImpl(bkc, zkc); bkc.failAfter(1, BKException.Code.LedgerFencedException); try { ledger = factory.open("my_test_ledger"); fail("should fail"); } catch (ManagedLedgerException e) { // ok } // It should be fine now ledger = factory.open("my_test_ledger"); }
@Test public void errorInRecovering2() throws Exception { ManagedLedger ledger = factory.open("my_test_ledger"); ledger.addEntry("entry".getBytes()); ledger.close(); factory = new ManagedLedgerFactoryImpl(bkc, zkc); bkc.failAfter(1, BKException.Code.LedgerFencedException); try { ledger = factory.open("my_test_ledger"); fail("should fail"); } catch (ManagedLedgerException e) { // ok } // It should be fine now ledger = factory.open("my_test_ledger"); }
@Test(timeOut = 20000) void errorRecoveringCursor2() throws Exception { ManagedLedger ledger = factory.open("my_test_ledger"); ledger.openCursor("c1"); ManagedLedgerFactory factory2 = new ManagedLedgerFactoryImpl(bkc, bkc.getZkHandle()); bkc.failAfter(4, BKException.Code.MetadataVersionException); try { ledger = factory2.open("my_test_ledger"); fail("should have failed"); } catch (ManagedLedgerException e) { // ok } factory2.shutdown(); }
@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(); }
@Test(timeOut = 20000) void errorRecoveringCursor() 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(3, BKException.Code.LedgerRecoveryException); 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(); }
@Test public void handleCursorRecoveryFailure() throws Exception { ManagedLedger ledger = factory.open("my_test_ledger"); ManagedCursor cursor = ledger.openCursor("my-cursor"); Position p0 = cursor.getMarkDeletedPosition(); Position p1 = ledger.addEntry("entry-1".getBytes()); cursor.markDelete(p1); // Re-open from a different factory ManagedLedgerFactory factory2 = new ManagedLedgerFactoryImpl(bkc, zkc); bkc.failAfter(3, BKException.Code.LedgerRecoveryException); ledger = factory2.open("my_test_ledger"); cursor = ledger.openCursor("my-cursor"); // Since the cursor was rewind, it will be back to p0 assertEquals(cursor.getMarkDeletedPosition(), p0); factory2.shutdown(); }