- private void testTransactionCommitFailureWithNoShardLeader(final boolean writeOnly) throws Throwable {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- String testName = "testTransactionCommitFailureWithNoShardLeader";
- String shardName = "default";
-
- // We don't want the shard to become the leader so prevent shard election from completing
- // by setting the election timeout, which is based on the heartbeat interval, really high.
-
- datastoreContextBuilder.shardHeartbeatIntervalInMillis(30000);
- datastoreContextBuilder.shardInitializationTimeout(300, TimeUnit.MILLISECONDS);
-
- // Set the leader election timeout low for the test.
-
- datastoreContextBuilder.shardLeaderElectionTimeout(1, TimeUnit.MILLISECONDS);
-
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
-
- // Create the write Tx.
-
- final DOMStoreWriteTransaction writeTx = writeOnly ? dataStore.newWriteOnlyTransaction() :
- dataStore.newReadWriteTransaction();
- assertNotNull("newReadWriteTransaction returned null", writeTx);
-
- // Do some modifications and ready the Tx on a separate thread.
-
- final AtomicReference<DOMStoreThreePhaseCommitCohort> txCohort = new AtomicReference<>();
- final AtomicReference<Exception> caughtEx = new AtomicReference<>();
- final CountDownLatch txReady = new CountDownLatch(1);
- Thread txThread = new Thread() {
- @Override
- public void run() {
- try {
- writeTx.write(TestModel.JUNK_PATH,
- ImmutableNodes.containerNode(TestModel.JUNK_QNAME));
-
- txCohort.set(writeTx.ready());
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReady.countDown();
- }
- }
- };
-
- txThread.start();
-
- // Wait for the Tx operations to complete.
-
- boolean done = Uninterruptibles.awaitUninterruptibly(txReady, 5, TimeUnit.SECONDS);
- if(caughtEx.get() != null) {
- throw caughtEx.get();
- }
-
- assertEquals("Tx ready", true, done);
-
- // Wait for the commit to complete. Since no shard leader was elected in time, the Tx
- // should have timed out and throw an appropriate exception cause.
-
- try {
- txCohort.get().canCommit().get(5, TimeUnit.SECONDS);
- } catch(ExecutionException e) {
- throw e.getCause();
- } finally {
- cleanup(dataStore);
- }
- }};
- }
-
- @Test(expected=NoShardLeaderException.class)
- public void testWriteOnlyTransactionCommitFailureWithNoShardLeader() throws Throwable {
- datastoreContextBuilder.writeOnlyTransactionOptimizationsEnabled(true);
- testTransactionCommitFailureWithNoShardLeader(true);
- }
-
- @Test(expected=NoShardLeaderException.class)
- public void testReadWriteTransactionCommitFailureWithNoShardLeader() throws Throwable {
- testTransactionCommitFailureWithNoShardLeader(false);
- }
-
- @Test
- public void testTransactionAbort() throws Exception{
- System.setProperty("shard.persistent", "true");
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("transactionAbortIntegrationTest", "test-1");
-
- DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
-
- writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
-
- DOMStoreThreePhaseCommitCohort cohort = writeTx.ready();
-
- cohort.canCommit().get(5, TimeUnit.SECONDS);
-
- cohort.abort().get(5, TimeUnit.SECONDS);
-
- testWriteTransaction(dataStore, TestModel.TEST_PATH,
- ImmutableNodes.containerNode(TestModel.TEST_QNAME));
-
- cleanup(dataStore);
- }};
- }
-
- @Test
- public void testTransactionChainWithSingleShard() throws Exception{
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore("testTransactionChainWithSingleShard", "test-1");
-
- // 1. Create a Tx chain and write-only Tx
-
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
-
- // 2. Write some data
-
- NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
- writeTx.write(TestModel.TEST_PATH, testNode);
-
- // 3. Ready the Tx for commit
-
- final DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
-
- // 4. Commit the Tx on another thread that first waits for the second read Tx.
-
- final CountDownLatch continueCommit1 = new CountDownLatch(1);
- final CountDownLatch commit1Done = new CountDownLatch(1);
- final AtomicReference<Exception> commit1Error = new AtomicReference<>();
- new Thread() {
- @Override
- public void run() {
- try {
- continueCommit1.await();
- doCommit(cohort1);
- } catch (Exception e) {
- commit1Error.set(e);
- } finally {
- commit1Done.countDown();
- }
- }
- }.start();
-
- // 5. Create a new read Tx from the chain to read and verify the data from the first
- // Tx is visible after being readied.
-
- DOMStoreReadTransaction readTx = txChain.newReadOnlyTransaction();
- Optional<NormalizedNode<?, ?>> optional = readTx.read(TestModel.TEST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", testNode, optional.get());
-
- // 6. Create a new RW Tx from the chain, write more data, and ready it
-
- DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
- MapNode outerNode = ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build();
- rwTx.write(TestModel.OUTER_LIST_PATH, outerNode);
-
- DOMStoreThreePhaseCommitCohort cohort2 = rwTx.ready();
-
- // 7. Create a new read Tx from the chain to read the data from the last RW Tx to
- // verify it is visible.
-
- readTx = txChain.newReadWriteTransaction();
- optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", outerNode, optional.get());
-
- // 8. Wait for the 2 commits to complete and close the chain.
-
- continueCommit1.countDown();
- Uninterruptibles.awaitUninterruptibly(commit1Done, 5, TimeUnit.SECONDS);
-
- if(commit1Error.get() != null) {
- throw commit1Error.get();
- }
-
- doCommit(cohort2);
-
- txChain.close();
-
- // 9. Create a new read Tx from the data store and verify committed data.
-
- readTx = dataStore.newReadOnlyTransaction();
- optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", outerNode, optional.get());
-
- cleanup(dataStore);
- }};
- }
-
- @Test
- public void testTransactionChainWithMultipleShards() throws Exception{
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore("testTransactionChainWithMultipleShards",
- "cars-1", "people-1");
-
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
-
- writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
- writeTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
-
- writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
- writeTx.write(PeopleModel.PERSON_LIST_PATH, PeopleModel.newPersonMapNode());
-
- DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
-
- DOMStoreReadWriteTransaction readWriteTx = txChain.newReadWriteTransaction();
-
- MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
- YangInstanceIdentifier carPath = CarsModel.newCarPath("optima");
- readWriteTx.write(carPath, car);
-
- MapEntryNode person = PeopleModel.newPersonEntry("jack");
- YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack");
- readWriteTx.merge(personPath, person);
-
- Optional<NormalizedNode<?, ?>> optional = readWriteTx.read(carPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", car, optional.get());
-
- optional = readWriteTx.read(personPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", person, optional.get());
-
- DOMStoreThreePhaseCommitCohort cohort2 = readWriteTx.ready();
-
- writeTx = txChain.newWriteOnlyTransaction();
-
- //writeTx.delete(personPath);
-
- DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready();
-
- doCommit(cohort1);
- doCommit(cohort2);
- doCommit(cohort3);
-
- txChain.close();
-
- DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
-
- optional = readTx.read(carPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", car, optional.get());
-
- optional = readTx.read(personPath).get(5, TimeUnit.SECONDS);
- //assertEquals("isPresent", false, optional.isPresent());
- assertEquals("isPresent", true, optional.isPresent());
-
- cleanup(dataStore);
- }};
- }
-
- @Test
- public void testCreateChainedTransactionsInQuickSuccession() throws Exception{
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore(
- "testCreateChainedTransactionsInQuickSuccession", "test-1");
-
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
-
- int nTxs = 20;
- List<DOMStoreThreePhaseCommitCohort> cohorts = new ArrayList<>(nTxs);
- for(int i = 0; i < nTxs; i++) {
- DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
-
- rwTx.merge(TestModel.TEST_PATH, testNode);
-
- cohorts.add(rwTx.ready());
-
- }
-
- for(DOMStoreThreePhaseCommitCohort cohort: cohorts) {
- doCommit(cohort);
- }
-
- txChain.close();
-
- cleanup(dataStore);
- }};
- }
-
- @Test
- public void testCreateChainedTransactionAfterEmptyTxReadied() throws Exception{
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore(
- "testCreateChainedTransactionAfterEmptyTxReadied", "test-1");
-
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- DOMStoreReadWriteTransaction rwTx1 = txChain.newReadWriteTransaction();
-
- rwTx1.ready();
-
- DOMStoreReadWriteTransaction rwTx2 = txChain.newReadWriteTransaction();
-
- Optional<NormalizedNode<?, ?>> optional = rwTx2.read(TestModel.TEST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", false, optional.isPresent());
-
- txChain.close();
-
- cleanup(dataStore);
- }};
- }
-
- @Test
- public void testCreateChainedTransactionWhenPreviousNotReady() throws Throwable {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore(
- "testCreateChainedTransactionWhenPreviousNotReady", "test-1");
-
- final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
-
- writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
-
- // Try to create another Tx of each type - each should fail b/c the previous Tx wasn't
- // readied.
-
- assertExceptionOnTxChainCreates(txChain, IllegalStateException.class);
- }};
- }
-
- @Test
- public void testCreateChainedTransactionAfterClose() throws Throwable {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore = setupDistributedDataStore(
- "testCreateChainedTransactionAfterClose", "test-1");
-
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- txChain.close();
-
- // Try to create another Tx of each type - should fail b/c the previous Tx was closed.
-
- assertExceptionOnTxChainCreates(txChain, TransactionChainClosedException.class);
- }};
- }
-
- @Test
- public void testChangeListenerRegistration() throws Exception{
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("testChangeListenerRegistration", "test-1");
-
- testWriteTransaction(dataStore, TestModel.TEST_PATH,
- ImmutableNodes.containerNode(TestModel.TEST_QNAME));
-
- MockDataChangeListener listener = new MockDataChangeListener(1);
-
- ListenerRegistration<MockDataChangeListener>
- listenerReg = dataStore.registerChangeListener(TestModel.TEST_PATH, listener,
- DataChangeScope.SUBTREE);
-
- assertNotNull("registerChangeListener returned null", listenerReg);
-
- // Wait for the initial notification
-
- listener.waitForChangeEvents(TestModel.TEST_PATH);
-
- listener.reset(2);
-
- // Write 2 updates.
-
- testWriteTransaction(dataStore, TestModel.OUTER_LIST_PATH,
- ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
-
- YangInstanceIdentifier listPath = YangInstanceIdentifier.builder(TestModel.OUTER_LIST_PATH).
- nodeWithKey(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 1).build();
- testWriteTransaction(dataStore, listPath,
- ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 1));
-
- // Wait for the 2 updates.
-
- listener.waitForChangeEvents(TestModel.OUTER_LIST_PATH, listPath);
-
- listenerReg.close();
-
- testWriteTransaction(dataStore, YangInstanceIdentifier.builder(TestModel.OUTER_LIST_PATH).
- nodeWithKey(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 2).build(),
- ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 2));
-
- listener.expectNoMoreChanges("Received unexpected change after close");
-
- cleanup(dataStore);
- }};
- }