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Example 56 with ClusterMapConfig

use of com.github.ambry.config.ClusterMapConfig in project ambry by linkedin.

the class HelixBootstrapUpgradeUtil method startClusterManager.

/**
 * Start the Helix Cluster Manager to be used for validation.
 * @throws IOException if there was an error instantiating the cluster manager.
 */
private void startClusterManager() throws IOException {
    ClusterMapConfig clusterMapConfig = getClusterMapConfig(clusterName, adminForDc.keySet().iterator().next(), zkLayoutPath);
    HelixClusterAgentsFactory helixClusterAgentsFactory = new HelixClusterAgentsFactory(clusterMapConfig, null, null);
    validatingHelixClusterManager = helixClusterAgentsFactory.getClusterMap();
}
Also used : ClusterMapConfig(com.github.ambry.config.ClusterMapConfig)

Example 57 with ClusterMapConfig

use of com.github.ambry.config.ClusterMapConfig in project ambry by linkedin.

the class HelixBootstrapUpgradeUtil method migrateToPropertyStore.

/**
 * Convert instance configs to the new DataNodeConfig format and persist them in the property store.
 */
private void migrateToPropertyStore() throws InterruptedException {
    CountDownLatch migrationComplete = new CountDownLatch(adminForDc.size());
    // different DCs can be migrated in parallel
    adminForDc.forEach((dcName, helixAdmin) -> Utils.newThread(() -> {
        try {
            logger.info("Starting property store migration in {}", dcName);
            ClusterMapConfig config = getClusterMapConfig(clusterName, dcName, null);
            InstanceConfigToDataNodeConfigAdapter.Converter instanceConfigConverter = new InstanceConfigToDataNodeConfigAdapter.Converter(config);
            String zkConnectStr = dataCenterToZkAddress.get(dcName).getZkConnectStrs().get(0);
            try (DataNodeConfigSource source = new PropertyStoreToDataNodeConfigAdapter(zkConnectStr, config)) {
                List<String> instanceNames = helixAdmin.getInstancesInCluster(clusterName);
                logger.info("Found {} instances in cluster", instanceNames.size());
                instanceNames.forEach(instanceName -> {
                    logger.info("Copying config for node {}", instanceName);
                    InstanceConfig instanceConfig = helixAdmin.getInstanceConfig(clusterName, instanceName);
                    DataNodeConfig dataNodeConfig = instanceConfigConverter.convert(instanceConfig);
                    logger.debug("Writing {} to property store in {}", dataNodeConfig, dcName);
                    if (!source.set(dataNodeConfig)) {
                        logger.error("Failed to persist config for node {} in the property store.", dataNodeConfig.getInstanceName());
                    }
                });
            }
            logger.info("Successfully migrated to property store in {}", dcName);
        } catch (Throwable t) {
            logger.error("Error while migrating to property store in {}", dcName, t);
        } finally {
            migrationComplete.countDown();
        }
    }, false).start());
    migrationComplete.await();
}
Also used : InstanceConfig(org.apache.helix.model.InstanceConfig) CountDownLatch(java.util.concurrent.CountDownLatch) ClusterMapConfig(com.github.ambry.config.ClusterMapConfig)

Example 58 with ClusterMapConfig

use of com.github.ambry.config.ClusterMapConfig in project ambry by linkedin.

the class CloudBlobStoreTest method testPutWithTtl.

/**
 * Test PUT(with TTL) and TtlUpdate record replication.
 * Replication may happen after PUT and after TtlUpdate, or after TtlUpdate only.
 * PUT may already expired, expiration time < upload threshold or expiration time >= upload threshold.
 * @throws Exception
 */
@Test
public void testPutWithTtl() throws Exception {
    // Set up remote host
    MockClusterMap clusterMap = new MockClusterMap();
    MockHost remoteHost = getLocalAndRemoteHosts(clusterMap).getSecond();
    List<PartitionId> partitionIds = clusterMap.getWritablePartitionIds(null);
    PartitionId partitionId = partitionIds.get(0);
    StoreKeyFactory storeKeyFactory = new BlobIdFactory(clusterMap);
    MockStoreKeyConverterFactory storeKeyConverterFactory = new MockStoreKeyConverterFactory(null, null);
    storeKeyConverterFactory.setConversionMap(new HashMap<>());
    storeKeyConverterFactory.setReturnInputIfAbsent(true);
    MockStoreKeyConverterFactory.MockStoreKeyConverter storeKeyConverter = storeKeyConverterFactory.getStoreKeyConverter();
    Transformer transformer = new BlobIdTransformer(storeKeyFactory, storeKeyConverter);
    Map<DataNodeId, MockHost> hosts = new HashMap<>();
    hosts.put(remoteHost.dataNodeId, remoteHost);
    MockConnectionPool connectionPool = new MockConnectionPool(hosts, clusterMap, 4);
    // Generate BlobIds for following PUT.
    short blobIdVersion = CommonTestUtils.getCurrentBlobIdVersion();
    short accountId = Utils.getRandomShort(TestUtils.RANDOM);
    short containerId = Utils.getRandomShort(TestUtils.RANDOM);
    boolean toEncrypt = TestUtils.RANDOM.nextBoolean();
    List<BlobId> blobIdList = new ArrayList<>();
    for (int i = 0; i < 6; i++) {
        blobIdList.add(new BlobId(blobIdVersion, BlobId.BlobIdType.NATIVE, ClusterMap.UNKNOWN_DATACENTER_ID, accountId, containerId, partitionId, toEncrypt, BlobId.BlobDataType.DATACHUNK));
    }
    // Set up VCR
    Properties props = new Properties();
    setBasicProperties(props);
    props.setProperty("clustermap.port", "12300");
    props.setProperty("vcr.ssl.port", "12345");
    ReplicationConfig replicationConfig = new ReplicationConfig(new VerifiableProperties(props));
    ClusterMapConfig clusterMapConfig = new ClusterMapConfig(new VerifiableProperties(props));
    CloudConfig cloudConfig = new CloudConfig(new VerifiableProperties(props));
    CloudDataNode cloudDataNode = new CloudDataNode(cloudConfig, clusterMapConfig);
    LatchBasedInMemoryCloudDestination latchBasedInMemoryCloudDestination = new LatchBasedInMemoryCloudDestination(blobIdList, clusterMap);
    CloudReplica cloudReplica = new CloudReplica(partitionId, cloudDataNode);
    CloudBlobStore cloudBlobStore = new CloudBlobStore(new VerifiableProperties(props), partitionId, latchBasedInMemoryCloudDestination, clusterMap, new VcrMetrics(new MetricRegistry()));
    cloudBlobStore.start();
    // Create ReplicaThread and add RemoteReplicaInfo to it.
    ReplicationMetrics replicationMetrics = new ReplicationMetrics(new MetricRegistry(), Collections.emptyList());
    ReplicaThread replicaThread = new ReplicaThread("threadtest", new MockFindTokenHelper(storeKeyFactory, replicationConfig), clusterMap, new AtomicInteger(0), cloudDataNode, connectionPool, replicationConfig, replicationMetrics, null, storeKeyConverter, transformer, clusterMap.getMetricRegistry(), false, cloudDataNode.getDatacenterName(), new ResponseHandler(clusterMap), new MockTime(), null, null, null);
    for (ReplicaId replica : partitionId.getReplicaIds()) {
        if (replica.getDataNodeId() == remoteHost.dataNodeId) {
            RemoteReplicaInfo remoteReplicaInfo = new RemoteReplicaInfo(replica, cloudReplica, cloudBlobStore, new MockFindToken(0, 0), Long.MAX_VALUE, SystemTime.getInstance(), new Port(remoteHost.dataNodeId.getPort(), PortType.PLAINTEXT));
            replicaThread.addRemoteReplicaInfo(remoteReplicaInfo);
            break;
        }
    }
    long referenceTime = System.currentTimeMillis();
    // Case 1: Put already expired. Replication happens after Put and after TtlUpdate.
    // Upload to Cloud only after replicating ttlUpdate.
    BlobId id = blobIdList.get(0);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime - 2000, referenceTime - 1000);
    replicaThread.replicate();
    assertFalse("Blob should not exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Case 2: Put already expired. Replication happens after TtlUpdate.
    // Upload to Cloud only after replicating ttlUpdate.
    id = blobIdList.get(1);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime - 2000, referenceTime - 1000);
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Case 3: Put TTL less than cloudConfig.vcrMinTtlDays. Replication happens after Put and after TtlUpdate.
    // Upload to Cloud only after replicating ttlUpdate.
    id = blobIdList.get(2);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime, referenceTime + TimeUnit.DAYS.toMillis(cloudConfig.vcrMinTtlDays) - 1);
    replicaThread.replicate();
    if (isVcr) {
        assertFalse("Blob should not exist (vcr).", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    } else {
        assertTrue("Blob should exist (not vcr).", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    }
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Case 4: Put TTL less than cloudConfig.vcrMinTtlDays. Replication happens after TtlUpdate.
    // Upload to Cloud only after replicating ttlUpdate.
    id = blobIdList.get(3);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime, referenceTime + TimeUnit.DAYS.toMillis(cloudConfig.vcrMinTtlDays) - 1);
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Case 5: Put TTL greater than or equals to cloudConfig.vcrMinTtlDays. Replication happens after Put and after TtlUpdate.
    // Upload to Cloud after Put and update ttl after TtlUpdate.
    id = blobIdList.get(4);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime, referenceTime + TimeUnit.DAYS.toMillis(cloudConfig.vcrMinTtlDays));
    replicaThread.replicate();
    assertTrue(latchBasedInMemoryCloudDestination.doesBlobExist(id));
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Case 6: Put TTL greater than or equals to cloudConfig.vcrMinTtlDays. Replication happens after TtlUpdate.
    // Upload to Cloud after TtlUpdate.
    id = blobIdList.get(5);
    addPutMessagesToReplicasOfPartition(id, accountId, containerId, partitionId, Collections.singletonList(remoteHost), referenceTime, referenceTime + TimeUnit.DAYS.toMillis(cloudConfig.vcrMinTtlDays));
    addTtlUpdateMessagesToReplicasOfPartition(partitionId, id, Collections.singletonList(remoteHost), Utils.Infinite_Time);
    replicaThread.replicate();
    assertTrue("Blob should exist.", latchBasedInMemoryCloudDestination.doesBlobExist(id));
    // Verify expiration time of all blobs.
    Map<String, CloudBlobMetadata> map = latchBasedInMemoryCloudDestination.getBlobMetadata(blobIdList);
    for (BlobId blobId : blobIdList) {
        assertEquals("Blob ttl should be infinite now.", Utils.Infinite_Time, map.get(blobId.toString()).getExpirationTime());
    }
}
Also used : ReplicaThread(com.github.ambry.replication.ReplicaThread) Transformer(com.github.ambry.store.Transformer) BlobIdTransformer(com.github.ambry.replication.BlobIdTransformer) RemoteReplicaInfo(com.github.ambry.replication.RemoteReplicaInfo) ResponseHandler(com.github.ambry.commons.ResponseHandler) HashMap(java.util.HashMap) MockConnectionPool(com.github.ambry.replication.MockConnectionPool) ReplicationMetrics(com.github.ambry.replication.ReplicationMetrics) Port(com.github.ambry.network.Port) ArrayList(java.util.ArrayList) CloudConfig(com.github.ambry.config.CloudConfig) Properties(java.util.Properties) VerifiableProperties(com.github.ambry.config.VerifiableProperties) StoreKeyFactory(com.github.ambry.store.StoreKeyFactory) BlobIdTransformer(com.github.ambry.replication.BlobIdTransformer) MockTime(com.github.ambry.utils.MockTime) CloudReplica(com.github.ambry.clustermap.CloudReplica) MockStoreKeyConverterFactory(com.github.ambry.store.MockStoreKeyConverterFactory) ReplicationConfig(com.github.ambry.config.ReplicationConfig) VerifiableProperties(com.github.ambry.config.VerifiableProperties) MetricRegistry(com.codahale.metrics.MetricRegistry) MockPartitionId(com.github.ambry.clustermap.MockPartitionId) PartitionId(com.github.ambry.clustermap.PartitionId) CloudDataNode(com.github.ambry.clustermap.CloudDataNode) ClusterMapConfig(com.github.ambry.config.ClusterMapConfig) ReplicaId(com.github.ambry.clustermap.ReplicaId) BlobIdFactory(com.github.ambry.commons.BlobIdFactory) MockFindTokenHelper(com.github.ambry.replication.MockFindTokenHelper) AtomicInteger(java.util.concurrent.atomic.AtomicInteger) MockHost(com.github.ambry.replication.MockHost) MockFindToken(com.github.ambry.replication.MockFindToken) DataNodeId(com.github.ambry.clustermap.DataNodeId) BlobId(com.github.ambry.commons.BlobId) MockClusterMap(com.github.ambry.clustermap.MockClusterMap) ReplicationTest(com.github.ambry.replication.ReplicationTest) Test(org.junit.Test)

Example 59 with ClusterMapConfig

use of com.github.ambry.config.ClusterMapConfig in project ambry by linkedin.

the class HelixVcrClusterParticipantTest method createHelixVcrClusterParticipant.

/**
 * Helper function to create {@link HelixVcrClusterParticipant}.
 * @param clusterMapPort The clusterMapPort of the instance.
 * @param vcrSslPort The vcrSslPort of this vcr.
 */
private VcrClusterParticipant createHelixVcrClusterParticipant(int clusterMapPort, int vcrSslPort) throws Exception {
    Properties props = new Properties();
    props.setProperty("clustermap.host.name", "localhost");
    props.setProperty("clustermap.resolve.hostnames", "false");
    props.setProperty("clustermap.cluster.name", "clusterName");
    props.setProperty("clustermap.datacenter.name", "DC1");
    props.setProperty("clustermap.ssl.enabled.datacenters", "DC1,DC2");
    props.setProperty("clustermap.port", Integer.toString(clusterMapPort));
    ClusterMapConfig clusterMapConfig = new ClusterMapConfig(new VerifiableProperties(props));
    props = new Properties();
    props.setProperty("vcr.ssl.port", Integer.toString(vcrSslPort));
    props.setProperty(CloudConfig.VCR_CLUSTER_ZK_CONNECT_STRING, ZK_SERVER_HOSTNAME + ":" + ZK_SERVER_PORT);
    props.setProperty(CloudConfig.VCR_CLUSTER_NAME, VCR_CLUSTER_NAME);
    VerifiableProperties verifiableProperties = new VerifiableProperties(props);
    CloudConfig cloudConfig = new CloudConfig(verifiableProperties);
    return new HelixVcrClusterAgentsFactory(cloudConfig, clusterMapConfig, mockClusterMap, Mockito.mock(AccountService.class), new StoreConfig(verifiableProperties), null, new MetricRegistry()).getVcrClusterParticipant();
}
Also used : VerifiableProperties(com.github.ambry.config.VerifiableProperties) MetricRegistry(com.codahale.metrics.MetricRegistry) CloudConfig(com.github.ambry.config.CloudConfig) StoreConfig(com.github.ambry.config.StoreConfig) Properties(java.util.Properties) VerifiableProperties(com.github.ambry.config.VerifiableProperties) ClusterMapConfig(com.github.ambry.config.ClusterMapConfig)

Example 60 with ClusterMapConfig

use of com.github.ambry.config.ClusterMapConfig in project ambry by linkedin.

the class CloudTokenPersistorTest method basicTest.

@Test
public void basicTest() throws Exception {
    Properties props = VcrTestUtil.createVcrProperties("DC1", "vcrClusterName", "zkConnectString", 12310, 12410, 12510, null);
    props.setProperty("replication.cloud.token.factory", replicationCloudTokenFactory);
    CloudConfig cloudConfig = new CloudConfig(new VerifiableProperties(props));
    ClusterMapConfig clusterMapConfig = new ClusterMapConfig(new VerifiableProperties(props));
    ClusterMap clusterMap = new MockClusterMap();
    DataNodeId dataNodeId = new CloudDataNode(cloudConfig, clusterMapConfig);
    Map<String, Set<PartitionInfo>> mountPathToPartitionInfoList = new HashMap<>();
    BlobIdFactory blobIdFactory = new BlobIdFactory(clusterMap);
    StoreFindTokenFactory factory = new StoreFindTokenFactory(blobIdFactory);
    PartitionId partitionId = clusterMap.getAllPartitionIds(null).get(0);
    ReplicaId cloudReplicaId = new CloudReplica(partitionId, dataNodeId);
    List<? extends ReplicaId> peerReplicas = cloudReplicaId.getPeerReplicaIds();
    List<RemoteReplicaInfo> remoteReplicas = new ArrayList<RemoteReplicaInfo>();
    List<RemoteReplicaInfo.ReplicaTokenInfo> replicaTokenInfos = new ArrayList<>();
    for (ReplicaId remoteReplica : peerReplicas) {
        RemoteReplicaInfo remoteReplicaInfo = new RemoteReplicaInfo(remoteReplica, cloudReplicaId, null, factory.getNewFindToken(), 10, SystemTime.getInstance(), remoteReplica.getDataNodeId().getPortToConnectTo());
        remoteReplicas.add(remoteReplicaInfo);
        replicaTokenInfos.add(new RemoteReplicaInfo.ReplicaTokenInfo(remoteReplicaInfo));
    }
    PartitionInfo partitionInfo = new PartitionInfo(remoteReplicas, partitionId, null, cloudReplicaId);
    mountPathToPartitionInfoList.computeIfAbsent(cloudReplicaId.getMountPath(), key -> ConcurrentHashMap.newKeySet()).add(partitionInfo);
    LatchBasedInMemoryCloudDestination cloudDestination = new LatchBasedInMemoryCloudDestination(Collections.emptyList(), AzureCloudDestinationFactory.getReplicationFeedType(new VerifiableProperties(props)), clusterMap);
    ReplicationConfig replicationConfig = new ReplicationConfig(new VerifiableProperties(props));
    CloudTokenPersistor cloudTokenPersistor = new CloudTokenPersistor("replicaTokens", mountPathToPartitionInfoList, new ReplicationMetrics(new MetricRegistry(), Collections.emptyList()), clusterMap, new FindTokenHelper(blobIdFactory, replicationConfig), cloudDestination);
    cloudTokenPersistor.persist(cloudReplicaId.getMountPath(), replicaTokenInfos);
    List<RemoteReplicaInfo.ReplicaTokenInfo> retrievedReplicaTokenInfos = cloudTokenPersistor.retrieve(cloudReplicaId.getMountPath());
    Assert.assertEquals("Number of tokens doesn't match.", replicaTokenInfos.size(), retrievedReplicaTokenInfos.size());
    for (int i = 0; i < replicaTokenInfos.size(); i++) {
        Assert.assertArrayEquals("Token is not correct.", replicaTokenInfos.get(i).getReplicaToken().toBytes(), retrievedReplicaTokenInfos.get(i).getReplicaToken().toBytes());
    }
}
Also used : Arrays(java.util.Arrays) AzureCloudDestinationFactory(com.github.ambry.cloud.azure.AzureCloudDestinationFactory) CloudReplica(com.github.ambry.clustermap.CloudReplica) DataNodeId(com.github.ambry.clustermap.DataNodeId) ReplicationMetrics(com.github.ambry.replication.ReplicationMetrics) RunWith(org.junit.runner.RunWith) HashMap(java.util.HashMap) ArrayList(java.util.ArrayList) CloudConfig(com.github.ambry.config.CloudConfig) Map(java.util.Map) SystemTime(com.github.ambry.utils.SystemTime) RemoteReplicaInfo(com.github.ambry.replication.RemoteReplicaInfo) CloudDataNode(com.github.ambry.clustermap.CloudDataNode) PartitionInfo(com.github.ambry.replication.PartitionInfo) Parameterized(org.junit.runners.Parameterized) ReplicationConfig(com.github.ambry.config.ReplicationConfig) FindTokenHelper(com.github.ambry.replication.FindTokenHelper) MetricRegistry(com.codahale.metrics.MetricRegistry) Properties(java.util.Properties) VerifiableProperties(com.github.ambry.config.VerifiableProperties) Collection(java.util.Collection) ConcurrentHashMap(java.util.concurrent.ConcurrentHashMap) Set(java.util.Set) ClusterMap(com.github.ambry.clustermap.ClusterMap) Test(org.junit.Test) BlobIdFactory(com.github.ambry.commons.BlobIdFactory) List(java.util.List) ReplicaId(com.github.ambry.clustermap.ReplicaId) StoreFindTokenFactory(com.github.ambry.store.StoreFindTokenFactory) ClusterMapConfig(com.github.ambry.config.ClusterMapConfig) Assert(org.junit.Assert) Collections(java.util.Collections) MockClusterMap(com.github.ambry.clustermap.MockClusterMap) PartitionId(com.github.ambry.clustermap.PartitionId) ClusterMap(com.github.ambry.clustermap.ClusterMap) MockClusterMap(com.github.ambry.clustermap.MockClusterMap) Set(java.util.Set) RemoteReplicaInfo(com.github.ambry.replication.RemoteReplicaInfo) HashMap(java.util.HashMap) ConcurrentHashMap(java.util.concurrent.ConcurrentHashMap) ReplicationMetrics(com.github.ambry.replication.ReplicationMetrics) CloudConfig(com.github.ambry.config.CloudConfig) ArrayList(java.util.ArrayList) Properties(java.util.Properties) VerifiableProperties(com.github.ambry.config.VerifiableProperties) PartitionInfo(com.github.ambry.replication.PartitionInfo) CloudReplica(com.github.ambry.clustermap.CloudReplica) StoreFindTokenFactory(com.github.ambry.store.StoreFindTokenFactory) ReplicationConfig(com.github.ambry.config.ReplicationConfig) VerifiableProperties(com.github.ambry.config.VerifiableProperties) FindTokenHelper(com.github.ambry.replication.FindTokenHelper) MetricRegistry(com.codahale.metrics.MetricRegistry) PartitionId(com.github.ambry.clustermap.PartitionId) CloudDataNode(com.github.ambry.clustermap.CloudDataNode) ClusterMapConfig(com.github.ambry.config.ClusterMapConfig) ReplicaId(com.github.ambry.clustermap.ReplicaId) BlobIdFactory(com.github.ambry.commons.BlobIdFactory) DataNodeId(com.github.ambry.clustermap.DataNodeId) MockClusterMap(com.github.ambry.clustermap.MockClusterMap) Test(org.junit.Test)

Aggregations

ClusterMapConfig (com.github.ambry.config.ClusterMapConfig)100 VerifiableProperties (com.github.ambry.config.VerifiableProperties)81 Test (org.junit.Test)56 Properties (java.util.Properties)52 MetricRegistry (com.codahale.metrics.MetricRegistry)47 ArrayList (java.util.ArrayList)31 IOException (java.io.IOException)26 HashSet (java.util.HashSet)25 JSONObject (org.json.JSONObject)25 File (java.io.File)24 ClusterMap (com.github.ambry.clustermap.ClusterMap)23 HashMap (java.util.HashMap)21 MockClusterMap (com.github.ambry.clustermap.MockClusterMap)19 ClusterAgentsFactory (com.github.ambry.clustermap.ClusterAgentsFactory)18 DataNodeId (com.github.ambry.clustermap.DataNodeId)18 StoreConfig (com.github.ambry.config.StoreConfig)18 ReplicaId (com.github.ambry.clustermap.ReplicaId)16 List (java.util.List)16 Map (java.util.Map)16 CountDownLatch (java.util.concurrent.CountDownLatch)16