Examples with Snapshot org.opendaylight.controller.cluster.raft.persisted.Snapshot used on opensource projects

Example 41 with Snapshot

use of org.opendaylight.controller.cluster.raft.persisted.Snapshot in project controller by opendaylight.

the class DistributedDataStoreIntegrationTest method testRestoreFromDatastoreSnapshot.

@Test
public void testRestoreFromDatastoreSnapshot() throws Exception {
    new IntegrationTestKit(getSystem(), datastoreContextBuilder) {

        {
            final String name = "transactionIntegrationTest";
            final ContainerNode carsNode = CarsModel.newCarsNode(CarsModel.newCarsMapNode(CarsModel.newCarEntry("optima", BigInteger.valueOf(20000L)), CarsModel.newCarEntry("sportage", BigInteger.valueOf(30000L))));
            DataTree dataTree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL, SchemaContextHelper.full());
            AbstractShardTest.writeToStore(dataTree, CarsModel.BASE_PATH, carsNode);
            NormalizedNode<?, ?> root = AbstractShardTest.readStore(dataTree, YangInstanceIdentifier.EMPTY);
            final Snapshot carsSnapshot = Snapshot.create(new ShardSnapshotState(new MetadataShardDataTreeSnapshot(root)), Collections.emptyList(), 2, 1, 2, 1, 1, "member-1", null);
            dataTree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL, SchemaContextHelper.full());
            final NormalizedNode<?, ?> peopleNode = PeopleModel.create();
            AbstractShardTest.writeToStore(dataTree, PeopleModel.BASE_PATH, peopleNode);
            root = AbstractShardTest.readStore(dataTree, YangInstanceIdentifier.EMPTY);
            final Snapshot peopleSnapshot = Snapshot.create(new ShardSnapshotState(new MetadataShardDataTreeSnapshot(root)), Collections.emptyList(), 2, 1, 2, 1, 1, "member-1", null);
            restoreFromSnapshot = new DatastoreSnapshot(name, null, Arrays.asList(new DatastoreSnapshot.ShardSnapshot("cars", carsSnapshot), new DatastoreSnapshot.ShardSnapshot("people", peopleSnapshot)));
            try (AbstractDataStore dataStore = setupAbstractDataStore(testParameter, name, "module-shards-member1.conf", true, "cars", "people")) {
                final DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
                // two reads
                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());
            }
        }
    };
}

Example 42 with Snapshot

use of org.opendaylight.controller.cluster.raft.persisted.Snapshot in project controller by opendaylight.

the class DistributedDataStoreRemotingIntegrationTest method testInstallSnapshot.

@Test
public void testInstallSnapshot() throws Exception {
    final String testName = "testInstallSnapshot";
    final String leaderCarShardName = "member-1-shard-cars-" + testName;
    final String followerCarShardName = "member-2-shard-cars-" + testName;
    // Setup a saved snapshot on the leader. The follower will startup with no data and the leader should
    // install a snapshot to sync the follower.
    DataTree tree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_CONFIGURATION, SchemaContextHelper.full());
    final ContainerNode carsNode = CarsModel.newCarsNode(CarsModel.newCarsMapNode(CarsModel.newCarEntry("optima", BigInteger.valueOf(20000))));
    AbstractShardTest.writeToStore(tree, CarsModel.BASE_PATH, carsNode);
    final NormalizedNode<?, ?> snapshotRoot = AbstractShardTest.readStore(tree, YangInstanceIdentifier.EMPTY);
    final Snapshot initialSnapshot = Snapshot.create(new ShardSnapshotState(new MetadataShardDataTreeSnapshot(snapshotRoot)), Collections.emptyList(), 5, 1, 5, 1, 1, null, null);
    InMemorySnapshotStore.addSnapshot(leaderCarShardName, initialSnapshot);
    InMemorySnapshotStore.addSnapshotSavedLatch(leaderCarShardName);
    InMemorySnapshotStore.addSnapshotSavedLatch(followerCarShardName);
    initDatastoresWithCars(testName);
    final Optional<NormalizedNode<?, ?>> readOptional = leaderDistributedDataStore.newReadOnlyTransaction().read(CarsModel.BASE_PATH).checkedGet(5, TimeUnit.SECONDS);
    assertEquals("isPresent", true, readOptional.isPresent());
    assertEquals("Node", carsNode, readOptional.get());
    verifySnapshot(InMemorySnapshotStore.waitForSavedSnapshot(leaderCarShardName, Snapshot.class), initialSnapshot, snapshotRoot);
    verifySnapshot(InMemorySnapshotStore.waitForSavedSnapshot(followerCarShardName, Snapshot.class), initialSnapshot, snapshotRoot);
}