+
+ txThread.start();
+
+ // Wait for the Tx operations to complete.
+
+ boolean done = Uninterruptibles.awaitUninterruptibly(txReadDone, 5, TimeUnit.SECONDS);
+ if(caughtEx.get() != null) {
+ throw caughtEx.get();
+ }
+
+ assertEquals("Tx read done", true, done);
+
+ // Wait for the read to complete. Since the shard never initialized, the Tx should
+ // have timed out and throw an appropriate exception cause.
+
+ try {
+ txReadFuture.get().checkedGet(5, TimeUnit.SECONDS);
+ } catch(ReadFailedException e) {
+ throw e.getCause();
+ } finally {
+ blockRecoveryLatch.countDown();
+ }
+ }
+ }};
+ }
+
+ private void testTransactionCommitFailureWithNoShardLeader(final boolean writeOnly, final String testName) throws Throwable {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ String shardName = "default";
+
+ // We don't want the shard to become the leader so prevent shard elections.
+ datastoreContextBuilder.customRaftPolicyImplementation(
+ "org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy");
+
+ // The ShardManager uses the election timeout for FindPrimary so reset it low so it will timeout quickly.
+ datastoreContextBuilder.shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(1).
+ shardInitializationTimeout(200, TimeUnit.MILLISECONDS);
+
+ try (DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName)) {
+
+ Object result = dataStore.getActorContext().executeOperation(
+ dataStore.getActorContext().getShardManager(), new FindLocalShard(shardName, true));
+ assertTrue("Expected LocalShardFound. Actual: " + result, result instanceof LocalShardFound);
+
+ // Create the write Tx.
+
+ try (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();
+ }
+ }
+ }
+ }};
+ }
+
+ @Test(expected=NoShardLeaderException.class)
+ public void testWriteOnlyTransactionCommitFailureWithNoShardLeader() throws Throwable {
+ datastoreContextBuilder.writeOnlyTransactionOptimizationsEnabled(true);
+ testTransactionCommitFailureWithNoShardLeader(true, "testWriteOnlyTransactionCommitFailureWithNoShardLeader");
+ }
+
+ @Test(expected=NoShardLeaderException.class)
+ public void testReadWriteTransactionCommitFailureWithNoShardLeader() throws Throwable {
+ testTransactionCommitFailureWithNoShardLeader(false, "testReadWriteTransactionCommitFailureWithNoShardLeader");
+ }
+
+ @Test
+ public void testTransactionAbort() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (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));
+ }
+ }};
+ }
+
+ @Test
+ public void testTransactionChainWithSingleShard() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (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());
+ }
+ }};
+ }
+
+ @Test
+ public void testTransactionChainWithMultipleShards() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (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(carPath);
+
+ DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready();
+
+ ListenableFuture<Boolean> canCommit1 = cohort1.canCommit();
+ ListenableFuture<Boolean> canCommit2 = cohort2.canCommit();
+
+ doCommit(canCommit1, cohort1);
+ doCommit(canCommit2, cohort2);
+ doCommit(cohort3);
+
+ txChain.close();
+
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+
+ optional = readTx.read(carPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", false, optional.isPresent());
+
+ optional = readTx.read(personPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", person, optional.get());
+ }
+ }};
+ }
+
+ @Test
+ public void testCreateChainedTransactionsInQuickSuccession() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testCreateChainedTransactionsInQuickSuccession", "cars-1")) {
+
+ ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker(
+ ImmutableMap.<LogicalDatastoreType, DOMStore>builder().put(
+ LogicalDatastoreType.CONFIGURATION, dataStore).build(), MoreExecutors.directExecutor());
+
+ TransactionChainListener listener = Mockito.mock(TransactionChainListener.class);
+ DOMTransactionChain txChain = broker.createTransactionChain(listener);
+
+ List<CheckedFuture<Void, TransactionCommitFailedException>> futures = new ArrayList<>();
+
+ DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ writeTx.put(LogicalDatastoreType.CONFIGURATION, CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ writeTx.put(LogicalDatastoreType.CONFIGURATION, CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ futures.add(writeTx.submit());
+
+ int nCars = 100;
+ for(int i = 0; i < nCars; i++) {
+ DOMDataReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
+
+ rwTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.newCarPath("car" + i),
+ CarsModel.newCarEntry("car" + i, BigInteger.valueOf(20000)));
+
+ futures.add(rwTx.submit());
+ }
+
+ for(CheckedFuture<Void, TransactionCommitFailedException> f: futures) {
+ f.checkedGet();
+ }
+
+ Optional<NormalizedNode<?, ?>> optional = txChain.newReadOnlyTransaction().read(
+ LogicalDatastoreType.CONFIGURATION, CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("# cars", nCars, ((Collection<?>)optional.get().getValue()).size());
+
+ txChain.close();
+
+ broker.close();
+ }
+ }};
+ }
+
+ @Test
+ public void testCreateChainedTransactionAfterEmptyTxReadied() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (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();
+ }
+ }};
+ }
+
+ @Test
+ public void testCreateChainedTransactionWhenPreviousNotReady() throws Throwable {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (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) {{
+ try (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 testChainWithReadOnlyTxAfterPreviousReady() throws Throwable {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testChainWithReadOnlyTxAfterPreviousReady", "test-1")) {
+
+ final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
+
+ // Create a write tx and submit.
+
+ DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
+
+ // Create read-only tx's and issue a read.
+
+ CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> readFuture1 =
+ txChain.newReadOnlyTransaction().read(TestModel.TEST_PATH);
+
+ CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> readFuture2 =
+ txChain.newReadOnlyTransaction().read(TestModel.TEST_PATH);
+
+ // Create another write tx and issue the write.
+
+ DOMStoreWriteTransaction writeTx2 = txChain.newWriteOnlyTransaction();
+ writeTx2.write(TestModel.OUTER_LIST_PATH,
+ ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
+
+ // Ensure the reads succeed.
+
+ assertEquals("isPresent", true, readFuture1.checkedGet(5, TimeUnit.SECONDS).isPresent());
+ assertEquals("isPresent", true, readFuture2.checkedGet(5, TimeUnit.SECONDS).isPresent());
+
+ // Ensure the writes succeed.
+
+ DOMStoreThreePhaseCommitCohort cohort2 = writeTx2.ready();
+
+ doCommit(cohort1);
+ doCommit(cohort2);
+
+ assertEquals("isPresent", true, txChain.newReadOnlyTransaction().read(TestModel.OUTER_LIST_PATH).
+ checkedGet(5, TimeUnit.SECONDS).isPresent());
+ }
+ }};
+ }
+
+ @Test
+ public void testChainedTransactionFailureWithSingleShard() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testChainedTransactionFailureWithSingleShard", "cars-1")) {
+
+ ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker(
+ ImmutableMap.<LogicalDatastoreType, DOMStore>builder().put(
+ LogicalDatastoreType.CONFIGURATION, dataStore).build(), MoreExecutors.directExecutor());
+
+ TransactionChainListener listener = Mockito.mock(TransactionChainListener.class);
+ DOMTransactionChain txChain = broker.createTransactionChain(listener);
+
+ DOMDataReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
+
+ ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
+ new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)).
+ withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build();
+
+ rwTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.BASE_PATH, invalidData);
+
+ try {
+ rwTx.submit().checkedGet(5, TimeUnit.SECONDS);
+ fail("Expected TransactionCommitFailedException");
+ } catch (TransactionCommitFailedException e) {
+ // Expected
+ }
+
+ verify(listener, timeout(5000)).onTransactionChainFailed(eq(txChain), eq(rwTx), any(Throwable.class));
+
+ txChain.close();
+ broker.close();
+ }
+ }};
+ }
+
+ @Test
+ public void testChainedTransactionFailureWithMultipleShards() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testChainedTransactionFailureWithMultipleShards", "cars-1", "people-1")) {
+
+ ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker(
+ ImmutableMap.<LogicalDatastoreType, DOMStore>builder().put(
+ LogicalDatastoreType.CONFIGURATION, dataStore).build(), MoreExecutors.directExecutor());
+
+ TransactionChainListener listener = Mockito.mock(TransactionChainListener.class);
+ DOMTransactionChain txChain = broker.createTransactionChain(listener);
+
+ DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+
+ writeTx.put(LogicalDatastoreType.CONFIGURATION, PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
+
+ ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
+ new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)).
+ withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build();
+
+ // Note that merge will validate the data and fail but put succeeds b/c deep validation is not
+ // done for put for performance reasons.
+ writeTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.BASE_PATH, invalidData);
+
+ try {
+ writeTx.submit().checkedGet(5, TimeUnit.SECONDS);
+ fail("Expected TransactionCommitFailedException");
+ } catch (TransactionCommitFailedException e) {
+ // Expected
+ }
+
+ verify(listener, timeout(5000)).onTransactionChainFailed(eq(txChain), eq(writeTx), any(Throwable.class));
+
+ txChain.close();
+ broker.close();