+/*
+ * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
package org.opendaylight.controller.cluster.datastore;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
-import akka.actor.ActorRef;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.verify;
import akka.actor.ActorSystem;
-import akka.actor.PoisonPill;
+import akka.actor.Address;
+import akka.actor.AddressFromURIString;
+import akka.cluster.Cluster;
+import akka.testkit.JavaTestKit;
import com.google.common.base.Optional;
+import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.MoreExecutors;
import com.google.common.util.concurrent.Uninterruptibles;
+import com.typesafe.config.ConfigFactory;
+import java.io.IOException;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
import org.junit.Test;
+import org.mockito.Mockito;
+import org.opendaylight.controller.cluster.databroker.ConcurrentDOMDataBroker;
import org.opendaylight.controller.cluster.datastore.exceptions.NoShardLeaderException;
import org.opendaylight.controller.cluster.datastore.exceptions.NotInitializedException;
-import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
-import org.opendaylight.controller.cluster.datastore.utils.InMemoryJournal;
-import org.opendaylight.controller.cluster.datastore.utils.MockClusterWrapper;
+import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
+import org.opendaylight.controller.cluster.datastore.messages.FindLocalShard;
+import org.opendaylight.controller.cluster.datastore.messages.LocalShardFound;
import org.opendaylight.controller.cluster.datastore.utils.MockDataChangeListener;
+import org.opendaylight.controller.cluster.datastore.utils.SerializationUtils;
+import org.opendaylight.controller.cluster.raft.ReplicatedLogEntry;
+import org.opendaylight.controller.cluster.raft.Snapshot;
+import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
import org.opendaylight.controller.md.cluster.datastore.model.CarsModel;
import org.opendaylight.controller.md.cluster.datastore.model.PeopleModel;
import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionChainClosedException;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
+import org.opendaylight.controller.sal.core.spi.data.DOMStore;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
+import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
+
+public class DistributedDataStoreIntegrationTest {
-public class DistributedDataStoreIntegrationTest extends AbstractActorTest {
+ private static ActorSystem system;
private final DatastoreContext.Builder datastoreContextBuilder =
DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100);
+ @BeforeClass
+ public static void setUpClass() throws IOException {
+ system = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
+ Address member1Address = AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558");
+ Cluster.get(system).join(member1Address);
+ }
+
+ @AfterClass
+ public static void tearDownClass() throws IOException {
+ JavaTestKit.shutdownActorSystem(system);
+ system = null;
+ }
+
+ protected ActorSystem getSystem() {
+ return system;
+ }
+
@Test
public void testWriteTransactionWithSingleShard() throws Exception{
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("transactionIntegrationTest", "test-1");
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("transactionIntegrationTest", "test-1")) {
- testWriteTransaction(dataStore, TestModel.TEST_PATH,
+ testWriteTransaction(dataStore, TestModel.TEST_PATH,
ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- testWriteTransaction(dataStore, TestModel.OUTER_LIST_PATH,
+ testWriteTransaction(dataStore, TestModel.OUTER_LIST_PATH,
ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
-
- cleanup(dataStore);
+ }
}};
}
@Test
public void testWriteTransactionWithMultipleShards() throws Exception{
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("testWriteTransactionWithMultipleShards", "cars-1", "people-1");
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("testWriteTransactionWithMultipleShards", "cars-1", "people-1")) {
+
+ DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
+ assertNotNull("newWriteOnlyTransaction returned null", writeTx);
+
+ writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ writeTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
- DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
+ doCommit(writeTx.ready());
- YangInstanceIdentifier nodePath1 = CarsModel.BASE_PATH;
- NormalizedNode<?, ?> nodeToWrite1 = CarsModel.emptyContainer();
- writeTx.write(nodePath1, nodeToWrite1);
+ writeTx = dataStore.newWriteOnlyTransaction();
- YangInstanceIdentifier nodePath2 = PeopleModel.BASE_PATH;
- NormalizedNode<?, ?> nodeToWrite2 = PeopleModel.emptyContainer();
- writeTx.write(nodePath2, nodeToWrite2);
+ writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ writeTx.write(PeopleModel.PERSON_LIST_PATH, PeopleModel.newPersonMapNode());
- DOMStoreThreePhaseCommitCohort cohort = writeTx.ready();
+ doCommit(writeTx.ready());
- Boolean canCommit = cohort.canCommit().get(5, TimeUnit.SECONDS);
- assertEquals("canCommit", true, canCommit);
- cohort.preCommit().get(5, TimeUnit.SECONDS);
- cohort.commit().get(5, TimeUnit.SECONDS);
+ writeTx = dataStore.newWriteOnlyTransaction();
- // Verify the data in the store
+ MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
+ YangInstanceIdentifier carPath = CarsModel.newCarPath("optima");
+ writeTx.write(carPath, car);
- DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+ MapEntryNode person = PeopleModel.newPersonEntry("jack");
+ YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack");
+ writeTx.write(personPath, person);
- Optional<NormalizedNode<?, ?>> optional = readTx.read(nodePath1).get();
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", nodeToWrite1, optional.get());
+ doCommit(writeTx.ready());
- optional = readTx.read(nodePath2).get();
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", nodeToWrite2, optional.get());
+ // Verify the data in the store
- cleanup(dataStore);
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+
+ Optional<NormalizedNode<?, ?>> 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", true, optional.isPresent());
+ assertEquals("Data node", person, optional.get());
+ }
}};
}
@Test
- public void testReadWriteTransaction() throws Exception{
+ public void testReadWriteTransactionWithSingleShard() throws Exception{
System.setProperty("shard.persistent", "true");
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("testReadWriteTransaction", "test-1");
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("testReadWriteTransactionWithSingleShard", "test-1")) {
+
+ // 1. Create a read-write Tx
+
+ DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
+ assertNotNull("newReadWriteTransaction returned null", readWriteTx);
+
+ // 2. Write some data
+
+ YangInstanceIdentifier nodePath = TestModel.TEST_PATH;
+ NormalizedNode<?, ?> nodeToWrite = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
+ readWriteTx.write(nodePath, nodeToWrite );
+
+ // 3. Read the data from Tx
+
+ Boolean exists = readWriteTx.exists(nodePath).checkedGet(5, TimeUnit.SECONDS);
+ assertEquals("exists", true, exists);
+
+ Optional<NormalizedNode<?, ?>> optional = readWriteTx.read(nodePath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", nodeToWrite, optional.get());
+
+ // 4. Ready the Tx for commit
+
+ DOMStoreThreePhaseCommitCohort cohort = readWriteTx.ready();
+
+ // 5. Commit the Tx
+
+ doCommit(cohort);
+
+ // 6. Verify the data in the store
+
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+
+ optional = readTx.read(nodePath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", nodeToWrite, optional.get());
+ }
+ }};
+ }
+
+ @Test
+ public void testReadWriteTransactionWithMultipleShards() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("testReadWriteTransactionWithMultipleShards", "cars-1", "people-1")) {
+
+ DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
+ assertNotNull("newReadWriteTransaction returned null", readWriteTx);
- // 1. Create a read-write Tx
+ readWriteTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ readWriteTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
- DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
- assertNotNull("newReadWriteTransaction returned null", readWriteTx);
+ doCommit(readWriteTx.ready());
- // 2. Write some data
+ readWriteTx = dataStore.newReadWriteTransaction();
- YangInstanceIdentifier nodePath = TestModel.TEST_PATH;
- NormalizedNode<?, ?> nodeToWrite = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
- readWriteTx.write(nodePath, nodeToWrite );
+ readWriteTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ readWriteTx.write(PeopleModel.PERSON_LIST_PATH, PeopleModel.newPersonMapNode());
- // 3. Read the data from Tx
+ doCommit(readWriteTx.ready());
- Boolean exists = readWriteTx.exists(nodePath).checkedGet(5, TimeUnit.SECONDS);
- assertEquals("exists", true, exists);
+ readWriteTx = dataStore.newReadWriteTransaction();
- Optional<NormalizedNode<?, ?>> optional = readWriteTx.read(nodePath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", nodeToWrite, optional.get());
+ MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
+ YangInstanceIdentifier carPath = CarsModel.newCarPath("optima");
+ readWriteTx.write(carPath, car);
- // 4. Ready the Tx for commit
+ MapEntryNode person = PeopleModel.newPersonEntry("jack");
+ YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack");
+ readWriteTx.write(personPath, person);
- DOMStoreThreePhaseCommitCohort cohort = readWriteTx.ready();
+ Boolean exists = readWriteTx.exists(carPath).checkedGet(5, TimeUnit.SECONDS);
+ assertEquals("exists", true, exists);
- // 5. Commit the Tx
+ Optional<NormalizedNode<?, ?>> optional = readWriteTx.read(carPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", car, optional.get());
- Boolean canCommit = cohort.canCommit().get(5, TimeUnit.SECONDS);
- assertEquals("canCommit", true, canCommit);
- cohort.preCommit().get(5, TimeUnit.SECONDS);
- cohort.commit().get(5, TimeUnit.SECONDS);
+ doCommit(readWriteTx.ready());
- // 6. Verify the data in the store
+ // Verify the data in the store
- DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
- optional = readTx.read(nodePath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", nodeToWrite, optional.get());
+ optional = readTx.read(carPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", car, optional.get());
- cleanup(dataStore);
+ optional = readTx.read(personPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", person, optional.get());
+
+ }
}};
}
@Test
- public void testTransactionWritesWithShardNotInitiallyReady() throws Exception{
- new IntegrationTestKit(getSystem()) {{
- String testName = "testTransactionWritesWithShardNotInitiallyReady";
+ public void testSingleTransactionsWritesInQuickSuccession() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testSingleTransactionsWritesInQuickSuccession", "cars-1")) {
+
+ DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
+
+ DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ doCommit(writeTx.ready());
+
+ writeTx = txChain.newWriteOnlyTransaction();
+
+ int nCars = 5;
+ for(int i = 0; i < nCars; i++) {
+ writeTx.write(CarsModel.newCarPath("car" + i),
+ CarsModel.newCarEntry("car" + i, BigInteger.valueOf(20000)));
+ }
+
+ doCommit(writeTx.ready());
+
+ Optional<NormalizedNode<?, ?>> optional = txChain.newReadOnlyTransaction().read(
+ CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("# cars", nCars, ((Collection<?>)optional.get().getValue()).size());
+ }
+ }};
+ }
+
+ private void testTransactionWritesWithShardNotInitiallyReady(final String testName,
+ final boolean writeOnly) throws Exception {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
String shardName = "test-1";
// Setup the InMemoryJournal to block shard recovery to ensure the shard isn't
CountDownLatch blockRecoveryLatch = new CountDownLatch(1);
InMemoryJournal.addBlockReadMessagesLatch(persistentID, blockRecoveryLatch);
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
+ try (DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName)) {
- // Create the write Tx
+ // Create the write Tx
- final DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newReadWriteTransaction returned null", writeTx);
+ final DOMStoreWriteTransaction writeTx = writeOnly ? dataStore.newWriteOnlyTransaction() :
+ dataStore.newReadWriteTransaction();
+ assertNotNull("newReadWriteTransaction returned null", writeTx);
- // Do some modification operations and ready the Tx on a separate thread.
+ // Do some modification operations and ready the Tx on a separate thread.
- final YangInstanceIdentifier listEntryPath = YangInstanceIdentifier.builder(
+ final YangInstanceIdentifier listEntryPath = YangInstanceIdentifier.builder(
TestModel.OUTER_LIST_PATH).nodeWithKey(TestModel.OUTER_LIST_QNAME,
- TestModel.ID_QNAME, 1).build();
-
- 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.TEST_PATH,
+ TestModel.ID_QNAME, 1).build();
+
+ 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.TEST_PATH,
ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- writeTx.merge(TestModel.OUTER_LIST_PATH, ImmutableNodes.mapNodeBuilder(
+ writeTx.merge(TestModel.OUTER_LIST_PATH, ImmutableNodes.mapNodeBuilder(
TestModel.OUTER_LIST_QNAME).build());
- writeTx.write(listEntryPath, ImmutableNodes.mapEntry(
+ writeTx.write(listEntryPath, ImmutableNodes.mapEntry(
TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, 1));
- writeTx.delete(listEntryPath);
+ writeTx.delete(listEntryPath);
- txCohort.set(writeTx.ready());
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReady.countDown();
+ txCohort.set(writeTx.ready());
+ } catch(Exception e) {
+ caughtEx.set(e);
+ return;
+ } finally {
+ txReady.countDown();
+ }
}
- }
- };
+ };
- txThread.start();
+ txThread.start();
- // Wait for the Tx operations to complete.
+ // 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);
+ boolean done = Uninterruptibles.awaitUninterruptibly(txReady, 5, TimeUnit.SECONDS);
+ if(caughtEx.get() != null) {
+ throw caughtEx.get();
+ }
- // At this point the Tx operations should be waiting for the shard to initialize so
- // trigger the latch to let the shard recovery to continue.
+ assertEquals("Tx ready", true, done);
- blockRecoveryLatch.countDown();
+ // At this point the Tx operations should be waiting for the shard to initialize so
+ // trigger the latch to let the shard recovery to continue.
- // Wait for the Tx commit to complete.
+ blockRecoveryLatch.countDown();
- assertEquals("canCommit", true, txCohort.get().canCommit().get(5, TimeUnit.SECONDS));
- txCohort.get().preCommit().get(5, TimeUnit.SECONDS);
- txCohort.get().commit().get(5, TimeUnit.SECONDS);
+ // Wait for the Tx commit to complete.
- // Verify the data in the store
+ doCommit(txCohort.get());
- DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+ // Verify the data in the store
- Optional<NormalizedNode<?, ?>> optional = readTx.read(TestModel.TEST_PATH).
- get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
- optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
+ Optional<NormalizedNode<?, ?>> optional = readTx.read(TestModel.TEST_PATH).
+ get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
- optional = readTx.read(listEntryPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", false, optional.isPresent());
+ optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
- cleanup(dataStore);
+ optional = readTx.read(listEntryPath).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", false, optional.isPresent());
+ }
}};
}
@Test
- public void testTransactionReadsWithShardNotInitiallyReady() throws Exception{
- new IntegrationTestKit(getSystem()) {{
+ public void testWriteOnlyTransactionWithShardNotInitiallyReady() throws Exception {
+ datastoreContextBuilder.writeOnlyTransactionOptimizationsEnabled(true);
+ testTransactionWritesWithShardNotInitiallyReady("testWriteOnlyTransactionWithShardNotInitiallyReady", true);
+ }
+
+ @Test
+ public void testReadWriteTransactionWithShardNotInitiallyReady() throws Exception {
+ testTransactionWritesWithShardNotInitiallyReady("testReadWriteTransactionWithShardNotInitiallyReady", false);
+ }
+
+ @Test
+ public void testTransactionReadsWithShardNotInitiallyReady() throws Exception {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
String testName = "testTransactionReadsWithShardNotInitiallyReady";
String shardName = "test-1";
CountDownLatch blockRecoveryLatch = new CountDownLatch(1);
InMemoryJournal.addBlockReadMessagesLatch(persistentID, blockRecoveryLatch);
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
+ try (DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName)) {
- // Create the read-write Tx
+ // Create the read-write Tx
- final DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
- assertNotNull("newReadWriteTransaction returned null", readWriteTx);
+ final DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
+ assertNotNull("newReadWriteTransaction returned null", readWriteTx);
- // Do some reads on the Tx on a separate thread.
+ // Do some reads on the Tx on a separate thread.
- final AtomicReference<CheckedFuture<Boolean, ReadFailedException>> txExistsFuture =
- new AtomicReference<>();
- final AtomicReference<CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>>
- txReadFuture = new AtomicReference<>();
- final AtomicReference<Exception> caughtEx = new AtomicReference<>();
- final CountDownLatch txReadsDone = new CountDownLatch(1);
- Thread txThread = new Thread() {
- @Override
- public void run() {
- try {
- readWriteTx.write(TestModel.TEST_PATH,
+ final AtomicReference<CheckedFuture<Boolean, ReadFailedException>> txExistsFuture =
+ new AtomicReference<>();
+ final AtomicReference<CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>>
+ txReadFuture = new AtomicReference<>();
+ final AtomicReference<Exception> caughtEx = new AtomicReference<>();
+ final CountDownLatch txReadsDone = new CountDownLatch(1);
+ Thread txThread = new Thread() {
+ @Override
+ public void run() {
+ try {
+ readWriteTx.write(TestModel.TEST_PATH,
ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- txExistsFuture.set(readWriteTx.exists(TestModel.TEST_PATH));
+ txExistsFuture.set(readWriteTx.exists(TestModel.TEST_PATH));
- txReadFuture.set(readWriteTx.read(TestModel.TEST_PATH));
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReadsDone.countDown();
+ txReadFuture.set(readWriteTx.read(TestModel.TEST_PATH));
+ } catch(Exception e) {
+ caughtEx.set(e);
+ return;
+ } finally {
+ txReadsDone.countDown();
+ }
}
- }
- };
+ };
- txThread.start();
+ txThread.start();
- // Wait for the Tx operations to complete.
+ // Wait for the Tx operations to complete.
- boolean done = Uninterruptibles.awaitUninterruptibly(txReadsDone, 5, TimeUnit.SECONDS);
- if(caughtEx.get() != null) {
- throw caughtEx.get();
- }
-
- assertEquals("Tx reads done", true, done);
+ boolean done = Uninterruptibles.awaitUninterruptibly(txReadsDone, 5, TimeUnit.SECONDS);
+ if(caughtEx.get() != null) {
+ throw caughtEx.get();
+ }
- // At this point the Tx operations should be waiting for the shard to initialize so
- // trigger the latch to let the shard recovery to continue.
+ assertEquals("Tx reads done", true, done);
- blockRecoveryLatch.countDown();
+ // At this point the Tx operations should be waiting for the shard to initialize so
+ // trigger the latch to let the shard recovery to continue.
- // Wait for the reads to complete and verify.
+ blockRecoveryLatch.countDown();
- assertEquals("exists", true, txExistsFuture.get().checkedGet(5, TimeUnit.SECONDS));
- assertEquals("read", true, txReadFuture.get().checkedGet(5, TimeUnit.SECONDS).isPresent());
+ // Wait for the reads to complete and verify.
- readWriteTx.close();
+ assertEquals("exists", true, txExistsFuture.get().checkedGet(5, TimeUnit.SECONDS));
+ assertEquals("read", true, txReadFuture.get().checkedGet(5, TimeUnit.SECONDS).isPresent());
- cleanup(dataStore);
+ readWriteTx.close();
+ }
}};
}
@Test(expected=NotInitializedException.class)
public void testTransactionCommitFailureWithShardNotInitialized() throws Throwable{
- new IntegrationTestKit(getSystem()) {{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
String testName = "testTransactionCommitFailureWithShardNotInitialized";
String shardName = "test-1";
CountDownLatch blockRecoveryLatch = new CountDownLatch(1);
InMemoryJournal.addBlockReadMessagesLatch(persistentID, blockRecoveryLatch);
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
+ InMemoryJournal.addEntry(persistentID, 1, "Dummy data so akka will read from persistence");
- // Create the write Tx
+ try (DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName)) {
- final DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newReadWriteTransaction returned null", writeTx);
+ // Create the write Tx
- // Do some modifications and ready the Tx on a separate thread.
+ final DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
+ assertNotNull("newReadWriteTransaction returned null", writeTx);
- 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.TEST_PATH,
+ // 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.TEST_PATH,
ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- txCohort.set(writeTx.ready());
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReady.countDown();
+ txCohort.set(writeTx.ready());
+ } catch(Exception e) {
+ caughtEx.set(e);
+ return;
+ } finally {
+ txReady.countDown();
+ }
}
- }
- };
+ };
- txThread.start();
+ txThread.start();
- // Wait for the Tx operations to complete.
+ // Wait for the Tx operations to complete.
- boolean done = Uninterruptibles.awaitUninterruptibly(txReady, 5, TimeUnit.SECONDS);
- if(caughtEx.get() != null) {
- throw caughtEx.get();
- }
+ boolean done = Uninterruptibles.awaitUninterruptibly(txReady, 5, TimeUnit.SECONDS);
+ if(caughtEx.get() != null) {
+ throw caughtEx.get();
+ }
- assertEquals("Tx ready", true, done);
+ assertEquals("Tx ready", true, done);
- // Wait for the commit to complete. Since the shard never initialized, the Tx should
- // have timed out and throw an appropriate exception cause.
+ // Wait for the commit to complete. Since the shard never initialized, 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 {
- blockRecoveryLatch.countDown();
- cleanup(dataStore);
+ try {
+ txCohort.get().canCommit().get(5, TimeUnit.SECONDS);
+ } catch(ExecutionException e) {
+ throw e.getCause();
+ } finally {
+ blockRecoveryLatch.countDown();
+ }
}
}};
}
@Test(expected=NotInitializedException.class)
public void testTransactionReadFailureWithShardNotInitialized() throws Throwable{
- new IntegrationTestKit(getSystem()) {{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
String testName = "testTransactionReadFailureWithShardNotInitialized";
String shardName = "test-1";
CountDownLatch blockRecoveryLatch = new CountDownLatch(1);
InMemoryJournal.addBlockReadMessagesLatch(persistentID, blockRecoveryLatch);
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
+ InMemoryJournal.addEntry(persistentID, 1, "Dummy data so akka will read from persistence");
- // Create the read-write Tx
+ try (DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName)) {
- final DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
- assertNotNull("newReadWriteTransaction returned null", readWriteTx);
+ // Create the read-write Tx
- // Do a read on the Tx on a separate thread.
+ final DOMStoreReadWriteTransaction readWriteTx = dataStore.newReadWriteTransaction();
+ assertNotNull("newReadWriteTransaction returned null", readWriteTx);
- final AtomicReference<CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>>
- txReadFuture = new AtomicReference<>();
- final AtomicReference<Exception> caughtEx = new AtomicReference<>();
- final CountDownLatch txReadDone = new CountDownLatch(1);
- Thread txThread = new Thread() {
- @Override
- public void run() {
- try {
- readWriteTx.write(TestModel.TEST_PATH,
+ // Do a read on the Tx on a separate thread.
+
+ final AtomicReference<CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>>
+ txReadFuture = new AtomicReference<>();
+ final AtomicReference<Exception> caughtEx = new AtomicReference<>();
+ final CountDownLatch txReadDone = new CountDownLatch(1);
+ Thread txThread = new Thread() {
+ @Override
+ public void run() {
+ try {
+ readWriteTx.write(TestModel.TEST_PATH,
ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- txReadFuture.set(readWriteTx.read(TestModel.TEST_PATH));
+ txReadFuture.set(readWriteTx.read(TestModel.TEST_PATH));
- readWriteTx.close();
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReadDone.countDown();
+ readWriteTx.close();
+ } catch(Exception e) {
+ caughtEx.set(e);
+ return;
+ } finally {
+ txReadDone.countDown();
+ }
}
+ };
+
+ txThread.start();
+
+ // Wait for the Tx operations to complete.
+
+ boolean done = Uninterruptibles.awaitUninterruptibly(txReadDone, 5, TimeUnit.SECONDS);
+ if(caughtEx.get() != null) {
+ throw caughtEx.get();
}
- };
- txThread.start();
+ assertEquals("Tx read done", true, done);
- // Wait for the Tx operations to complete.
+ // Wait for the read to complete. Since the shard never initialized, the Tx should
+ // have timed out and throw an appropriate exception cause.
- boolean done = Uninterruptibles.awaitUninterruptibly(txReadDone, 5, TimeUnit.SECONDS);
- if(caughtEx.get() != null) {
- throw caughtEx.get();
+ try {
+ txReadFuture.get().checkedGet(5, TimeUnit.SECONDS);
+ } catch(ReadFailedException e) {
+ throw e.getCause();
+ } finally {
+ blockRecoveryLatch.countDown();
+ }
}
+ }};
+ }
- assertEquals("Tx read done", true, done);
+ 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();
+ }
+ }
+ };
- // Wait for the read to complete. Since the shard never initialized, the Tx should
- // have timed out and throw an appropriate exception cause.
+ txThread.start();
- try {
- txReadFuture.get().checkedGet(5, TimeUnit.SECONDS);
- } catch(ReadFailedException e) {
- throw e.getCause();
- } finally {
- blockRecoveryLatch.countDown();
- cleanup(dataStore);
+ // 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 testTransactionCommitFailureWithNoShardLeader() throws Throwable{
- new IntegrationTestKit(getSystem()) {{
- String testName = "testTransactionCommitFailureWithNoShardLeader";
- String shardName = "test-1";
+ 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();
- // 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.
+ cohort.canCommit().get(5, TimeUnit.SECONDS);
- datastoreContextBuilder.shardHeartbeatIntervalInMillis(30000);
+ cohort.abort().get(5, TimeUnit.SECONDS);
- // Set the leader election timeout low for the test.
+ testWriteTransaction(dataStore, TestModel.TEST_PATH,
+ ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ }
+ }};
+ }
- datastoreContextBuilder.shardLeaderElectionTimeout(1, TimeUnit.MILLISECONDS);
+ @Test
+ public void testTransactionChainWithSingleShard() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("testTransactionChainWithSingleShard", "test-1")) {
- DistributedDataStore dataStore = setupDistributedDataStore(testName, false, shardName);
+ // 1. Create a Tx chain and write-only Tx
- // Create the write Tx.
+ DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
- final DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newReadWriteTransaction returned null", writeTx);
+ DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ assertNotNull("newWriteOnlyTransaction returned null", writeTx);
- // Do some modifications and ready the Tx on a separate thread.
+ // 2. Write some data
- 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.TEST_PATH,
- ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
+ writeTx.write(TestModel.TEST_PATH, testNode);
- txCohort.set(writeTx.ready());
- } catch(Exception e) {
- caughtEx.set(e);
- return;
- } finally {
- txReady.countDown();
+ // 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();
- txThread.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.
- // Wait for the Tx operations to complete.
+ 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());
- boolean done = Uninterruptibles.awaitUninterruptibly(txReady, 5, TimeUnit.SECONDS);
- if(caughtEx.get() != null) {
- throw caughtEx.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);
- assertEquals("Tx ready", true, done);
+ txChain.close();
- // 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.
+ // 9. Create a new read Tx from the data store and verify committed data.
- try {
- txCohort.get().canCommit().get(5, TimeUnit.SECONDS);
- } catch(ExecutionException e) {
- throw e.getCause();
- } finally {
- cleanup(dataStore);
+ 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 testTransactionAbort() throws Exception{
- System.setProperty("shard.persistent", "true");
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("transactionAbortIntegrationTest", "test-1");
+ public void testTransactionChainWithMultipleShards() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore("testTransactionChainWithMultipleShards",
+ "cars-1", "people-1")) {
- DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
+ DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
- writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ assertNotNull("newWriteOnlyTransaction returned null", writeTx);
- DOMStoreThreePhaseCommitCohort cohort = writeTx.ready();
+ writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ writeTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
- cohort.canCommit().get(5, TimeUnit.SECONDS);
+ writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ writeTx.write(PeopleModel.PERSON_LIST_PATH, PeopleModel.newPersonMapNode());
- cohort.abort().get(5, TimeUnit.SECONDS);
+ DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
- testWriteTransaction(dataStore, TestModel.TEST_PATH,
- ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ 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();
- cleanup(dataStore);
+ 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 testTransactionChain() throws Exception{
- System.setProperty("shard.persistent", "true");
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("transactionChainIntegrationTest", "test-1");
+ public void testCreateChainedTransactionsInQuickSuccession() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testCreateChainedTransactionsInQuickSuccession", "cars-1")) {
- // 1. Create a Tx chain and write-only Tx
+ ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker(
+ ImmutableMap.<LogicalDatastoreType, DOMStore>builder().put(
+ LogicalDatastoreType.CONFIGURATION, dataStore).build(), MoreExecutors.directExecutor());
- DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
+ TransactionChainListener listener = Mockito.mock(TransactionChainListener.class);
+ DOMTransactionChain txChain = broker.createTransactionChain(listener);
- DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
+ List<CheckedFuture<Void, TransactionCommitFailedException>> futures = new ArrayList<>();
- // 2. Write some data
+ 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());
- NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
- writeTx.write(TestModel.TEST_PATH, testNode);
+ int nCars = 100;
+ for(int i = 0; i < nCars; i++) {
+ DOMDataReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
- // 3. Ready the Tx for commit
+ rwTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.newCarPath("car" + i),
+ CarsModel.newCarEntry("car" + i, BigInteger.valueOf(20000)));
- final DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
-
- // 4. Commit the Tx on another thread that first waits for the second read Tx.
+ futures.add(rwTx.submit());
+ }
- 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();
- }
+ for(CheckedFuture<Void, TransactionCommitFailedException> f: futures) {
+ f.checkedGet();
}
- }.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.
+ 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());
- 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());
+ txChain.close();
- // 6. Create a new RW Tx from the chain, write more data, and ready it
+ broker.close();
+ }
+ }};
+ }
- DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
- MapNode outerNode = ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build();
- rwTx.write(TestModel.OUTER_LIST_PATH, outerNode);
+ @Test
+ public void testCreateChainedTransactionAfterEmptyTxReadied() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testCreateChainedTransactionAfterEmptyTxReadied", "test-1")) {
- DOMStoreThreePhaseCommitCohort cohort2 = rwTx.ready();
+ DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
- // 7. Create a new read Tx from the chain to read the data from the last RW Tx to
- // verify it is visible.
+ DOMStoreReadWriteTransaction rwTx1 = txChain.newReadWriteTransaction();
- readTx = txChain.newReadOnlyTransaction();
- optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", outerNode, optional.get());
+ rwTx1.ready();
- // 8. Wait for the 2 commits to complete and close the chain.
+ DOMStoreReadWriteTransaction rwTx2 = txChain.newReadWriteTransaction();
- continueCommit1.countDown();
- Uninterruptibles.awaitUninterruptibly(commit1Done, 5, TimeUnit.SECONDS);
+ Optional<NormalizedNode<?, ?>> optional = rwTx2.read(TestModel.TEST_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", false, optional.isPresent());
- if(commit1Error.get() != null) {
- throw commit1Error.get();
+ txChain.close();
}
+ }};
+ }
- doCommit(cohort2);
+ @Test
+ public void testCreateChainedTransactionWhenPreviousNotReady() throws Throwable {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testCreateChainedTransactionWhenPreviousNotReady", "test-1")) {
- txChain.close();
+ final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
- // 9. Create a new read Tx from the data store and verify committed data.
+ DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
+ assertNotNull("newWriteOnlyTransaction returned null", writeTx);
- 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());
+ writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- cleanup(dataStore);
- }
+ // Try to create another Tx of each type - each should fail b/c the previous Tx wasn't
+ // readied.
- private void doCommit(final DOMStoreThreePhaseCommitCohort cohort1) throws Exception {
- Boolean canCommit = cohort1.canCommit().get(5, TimeUnit.SECONDS);
- assertEquals("canCommit", true, canCommit);
- cohort1.preCommit().get(5, TimeUnit.SECONDS);
- cohort1.commit().get(5, TimeUnit.SECONDS);
+ assertExceptionOnTxChainCreates(txChain, IllegalStateException.class);
+ }
}};
}
@Test
- public void testChangeListenerRegistration() throws Exception{
- new IntegrationTestKit(getSystem()) {{
- DistributedDataStore dataStore =
- setupDistributedDataStore("testChangeListenerRegistration", "test-1");
+ public void testCreateChainedTransactionAfterClose() throws Throwable {
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore = setupDistributedDataStore(
+ "testCreateChainedTransactionAfterClose", "test-1")) {
- MockDataChangeListener listener = new MockDataChangeListener(3);
+ DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
- ListenerRegistration<MockDataChangeListener>
- listenerReg = dataStore.registerChangeListener(TestModel.TEST_PATH, listener,
- DataChangeScope.SUBTREE);
+ txChain.close();
- assertNotNull("registerChangeListener returned null", listenerReg);
+ // Try to create another Tx of each type - should fail b/c the previous Tx was closed.
- testWriteTransaction(dataStore, TestModel.TEST_PATH,
- ImmutableNodes.containerNode(TestModel.TEST_QNAME));
+ 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);
- testWriteTransaction(dataStore, TestModel.OUTER_LIST_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());
- 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));
+ // Ensure the reads succeed.
- listener.waitForChangeEvents(TestModel.TEST_PATH, TestModel.OUTER_LIST_PATH, listPath );
+ assertEquals("isPresent", true, readFuture1.checkedGet(5, TimeUnit.SECONDS).isPresent());
+ assertEquals("isPresent", true, readFuture2.checkedGet(5, TimeUnit.SECONDS).isPresent());
- listenerReg.close();
+ // Ensure the writes succeed.
- 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));
+ DOMStoreThreePhaseCommitCohort cohort2 = writeTx2.ready();
- listener.expectNoMoreChanges("Received unexpected change after close");
+ doCommit(cohort1);
+ doCommit(cohort2);
- cleanup(dataStore);
+ assertEquals("isPresent", true, txChain.newReadOnlyTransaction().read(TestModel.OUTER_LIST_PATH).
+ checkedGet(5, TimeUnit.SECONDS).isPresent());
+ }
}};
}
- class IntegrationTestKit extends ShardTestKit {
-
- IntegrationTestKit(ActorSystem actorSystem) {
- super(actorSystem);
- }
-
- DistributedDataStore setupDistributedDataStore(String typeName, String... shardNames) {
- return setupDistributedDataStore(typeName, true, shardNames);
- }
-
- DistributedDataStore setupDistributedDataStore(String typeName, boolean waitUntilLeader,
- String... shardNames) {
- MockClusterWrapper cluster = new MockClusterWrapper();
- Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
- ShardStrategyFactory.setConfiguration(config);
-
- DatastoreContext datastoreContext = datastoreContextBuilder.build();
- DistributedDataStore dataStore = new DistributedDataStore(getSystem(), typeName, cluster,
- config, datastoreContext);
-
- SchemaContext schemaContext = SchemaContextHelper.full();
- dataStore.onGlobalContextUpdated(schemaContext);
-
- if(waitUntilLeader) {
- for(String shardName: shardNames) {
- ActorRef shard = null;
- for(int i = 0; i < 20 * 5 && shard == null; i++) {
- Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
- Optional<ActorRef> shardReply = dataStore.getActorContext().findLocalShard(shardName);
- if(shardReply.isPresent()) {
- shard = shardReply.get();
- }
- }
+ @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();
- assertNotNull("Shard was not created", shard);
+ ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
+ new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)).
+ withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build();
- waitUntilLeader(shard);
+ 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();
- return dataStore;
- }
+ writeTx.put(LogicalDatastoreType.CONFIGURATION, PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
- void testWriteTransaction(DistributedDataStore dataStore, YangInstanceIdentifier nodePath,
- NormalizedNode<?, ?> nodeToWrite) throws Exception {
+ ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
+ new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)).
+ withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build();
- // 1. Create a write-only Tx
+ // 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);
- DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
- assertNotNull("newWriteOnlyTransaction returned null", writeTx);
+ try {
+ writeTx.submit().checkedGet(5, TimeUnit.SECONDS);
+ fail("Expected TransactionCommitFailedException");
+ } catch (TransactionCommitFailedException e) {
+ // Expected
+ }
- // 2. Write some data
+ verify(listener, timeout(5000)).onTransactionChainFailed(eq(txChain), eq(writeTx), any(Throwable.class));
- writeTx.write(nodePath, nodeToWrite);
+ txChain.close();
+ broker.close();
+ }
+ }};
+ }
- // 3. Ready the Tx for commit
+ @Test
+ public void testChangeListenerRegistration() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ try (DistributedDataStore dataStore =
+ setupDistributedDataStore("testChangeListenerRegistration", "test-1")) {
- DOMStoreThreePhaseCommitCohort cohort = writeTx.ready();
+ testWriteTransaction(dataStore, TestModel.TEST_PATH,
+ ImmutableNodes.containerNode(TestModel.TEST_QNAME));
- // 4. Commit the Tx
+ MockDataChangeListener listener = new MockDataChangeListener(1);
- Boolean canCommit = cohort.canCommit().get(5, TimeUnit.SECONDS);
- assertEquals("canCommit", true, canCommit);
- cohort.preCommit().get(5, TimeUnit.SECONDS);
- cohort.commit().get(5, TimeUnit.SECONDS);
+ ListenerRegistration<MockDataChangeListener>
+ listenerReg = dataStore.registerChangeListener(TestModel.TEST_PATH, listener,
+ DataChangeScope.SUBTREE);
- // 5. Verify the data in the store
+ assertNotNull("registerChangeListener returned null", listenerReg);
- DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+ // Wait for the initial notification
- Optional<NormalizedNode<?, ?>> optional = readTx.read(nodePath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", nodeToWrite, optional.get());
- }
+ listener.waitForChangeEvents(TestModel.TEST_PATH);
- void cleanup(DistributedDataStore dataStore) {
- dataStore.getActorContext().getShardManager().tell(PoisonPill.getInstance(), null);
- }
+ 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");
+ }
+ }};
}
+ @Test
+ public void testRestoreFromDatastoreSnapshot() throws Exception{
+ new IntegrationTestKit(getSystem(), datastoreContextBuilder) {{
+ String name = "transactionIntegrationTest";
+
+ ContainerNode carsNode = CarsModel.newCarsNode(CarsModel.newCarsMapNode(
+ CarsModel.newCarEntry("optima", BigInteger.valueOf(20000L)),
+ CarsModel.newCarEntry("sportage", BigInteger.valueOf(30000L))));
+
+ ShardDataTree dataTree = new ShardDataTree(SchemaContextHelper.full(), TreeType.OPERATIONAL);
+ AbstractShardTest.writeToStore(dataTree, CarsModel.BASE_PATH, carsNode);
+ NormalizedNode<?, ?> root = AbstractShardTest.readStore(dataTree.getDataTree(),
+ YangInstanceIdentifier.EMPTY);
+
+ Snapshot carsSnapshot = Snapshot.create(SerializationUtils.serializeNormalizedNode(root),
+ Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1");
+
+ NormalizedNode<?, ?> peopleNode = PeopleModel.create();
+ dataTree = new ShardDataTree(SchemaContextHelper.full(), TreeType.OPERATIONAL);
+ AbstractShardTest.writeToStore(dataTree, PeopleModel.BASE_PATH, peopleNode);
+ root = AbstractShardTest.readStore(dataTree.getDataTree(), YangInstanceIdentifier.EMPTY);
+
+ Snapshot peopleSnapshot = Snapshot.create(SerializationUtils.serializeNormalizedNode(root),
+ Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1");
+
+ restoreFromSnapshot = new DatastoreSnapshot(name, null, Arrays.asList(
+ new DatastoreSnapshot.ShardSnapshot("cars",
+ org.apache.commons.lang3.SerializationUtils.serialize(carsSnapshot)),
+ new DatastoreSnapshot.ShardSnapshot("people",
+ org.apache.commons.lang3.SerializationUtils.serialize(peopleSnapshot))));
+
+ try (DistributedDataStore dataStore = setupDistributedDataStore(name, "module-shards-member1.conf",
+ true, "cars", "people")) {
+
+ DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
+
+ Optional<NormalizedNode<?, ?>> optional = readTx.read(CarsModel.BASE_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", carsNode, optional.get());
+
+ optional = readTx.read(PeopleModel.BASE_PATH).get(5, TimeUnit.SECONDS);
+ assertEquals("isPresent", true, optional.isPresent());
+ assertEquals("Data node", peopleNode, optional.get());
+ }
+ }};
+ }
}