Examples with RequestHandlerPool com.github.ambry.protocol.RequestHandlerPool used on opensource projects

Example 1 with RequestHandlerPool

use of com.github.ambry.protocol.RequestHandlerPool in project ambry by linkedin.

the class CloudRouterFactory method getRequestHandlerPool.

/**
 * Utility method to build  a {@link RequestHandlerPool}.
 * @param verifiableProperties the properties to use.
 * @param clusterMap the {@link ClusterMap} to use.
 * @return the constructed {@link RequestHandlerPool}.
 * @throws Exception if the construction fails.
 */
public RequestHandlerPool getRequestHandlerPool(VerifiableProperties verifiableProperties, ClusterMap clusterMap, CloudDestination cloudDestination, CloudConfig cloudConfig) throws Exception {
    ClusterMapConfig clusterMapConfig = new ClusterMapConfig(verifiableProperties);
    MetricRegistry registry = clusterMap.getMetricRegistry();
    DataNodeId nodeId = new CloudDataNode(cloudConfig, clusterMapConfig);
    VcrMetrics vcrMetrics = new VcrMetrics(registry);
    StoreManager cloudStorageManager = new CloudStorageManager(verifiableProperties, vcrMetrics, cloudDestination, clusterMap);
    LocalRequestResponseChannel channel = new LocalRequestResponseChannel();
    ServerMetrics serverMetrics = new ServerMetrics(registry, AmbryRequests.class);
    StoreKeyFactory storeKeyFactory = new BlobIdFactory(clusterMap);
    StoreKeyConverterFactory storeKeyConverterFactory = Utils.getObj(routerConfig.routerStoreKeyConverterFactory, verifiableProperties, registry);
    // A null notification system is passed into AmbryRequests so that replication events are not emitted from a
    // frontend.
    AmbryRequests requests = new AmbryRequests(cloudStorageManager, channel, clusterMap, nodeId, registry, serverMetrics, null, null, null, storeKeyFactory, storeKeyConverterFactory);
    return new RequestHandlerPool(routerConfig.routerRequestHandlerNumOfThreads, channel, requests);
}

Example 2 with RequestHandlerPool

use of com.github.ambry.protocol.RequestHandlerPool in project ambry by linkedin.

the class AmbryServer method startup.

public void startup() throws InstantiationException {
    try {
        logger.info("starting");
        clusterParticipants = clusterAgentsFactory.getClusterParticipants();
        logger.info("Setting up JMX.");
        long startTime = SystemTime.getInstance().milliseconds();
        reporter = reporterFactory != null ? reporterFactory.apply(registry) : JmxReporter.forRegistry(registry).build();
        reporter.start();
        logger.info("creating configs");
        NetworkConfig networkConfig = new NetworkConfig(properties);
        StoreConfig storeConfig = new StoreConfig(properties);
        DiskManagerConfig diskManagerConfig = new DiskManagerConfig(properties);
        ServerConfig serverConfig = new ServerConfig(properties);
        ReplicationConfig replicationConfig = new ReplicationConfig(properties);
        ConnectionPoolConfig connectionPoolConfig = new ConnectionPoolConfig(properties);
        SSLConfig sslConfig = new SSLConfig(properties);
        ClusterMapConfig clusterMapConfig = new ClusterMapConfig(properties);
        StatsManagerConfig statsConfig = new StatsManagerConfig(properties);
        CloudConfig cloudConfig = new CloudConfig(properties);
        // verify the configs
        properties.verify();
        scheduler = Utils.newScheduler(serverConfig.serverSchedulerNumOfthreads, false);
        // mismatch in sealed/stopped replica lists that maintained by each participant.
        if (clusterParticipants != null && clusterParticipants.size() > 1 && serverConfig.serverParticipantsConsistencyCheckerPeriodSec > 0) {
            consistencyChecker = new ParticipantsConsistencyChecker(clusterParticipants, metrics);
            logger.info("Scheduling participants consistency checker with a period of {} secs", serverConfig.serverParticipantsConsistencyCheckerPeriodSec);
            consistencyCheckerScheduler = Utils.newScheduler(1, "consistency-checker-", false);
            consistencyCheckerTask = consistencyCheckerScheduler.scheduleAtFixedRate(consistencyChecker, 0, serverConfig.serverParticipantsConsistencyCheckerPeriodSec, TimeUnit.SECONDS);
        }
        logger.info("checking if node exists in clustermap host {} port {}", networkConfig.hostName, networkConfig.port);
        DataNodeId nodeId = clusterMap.getDataNodeId(networkConfig.hostName, networkConfig.port);
        if (nodeId == null) {
            throw new IllegalArgumentException("The node " + networkConfig.hostName + ":" + networkConfig.port + "is not present in the clustermap. Failing to start the datanode");
        }
        AccountServiceFactory accountServiceFactory = Utils.getObj(serverConfig.serverAccountServiceFactory, properties, registry);
        AccountService accountService = accountServiceFactory.getAccountService();
        StoreKeyFactory storeKeyFactory = Utils.getObj(storeConfig.storeKeyFactory, clusterMap);
        // In most cases, there should be only one participant in the clusterParticipants list. If there are more than one
        // and some components require sole participant, the first one in the list will be primary participant.
        storageManager = new StorageManager(storeConfig, diskManagerConfig, scheduler, registry, storeKeyFactory, clusterMap, nodeId, new BlobStoreHardDelete(), clusterParticipants, time, new BlobStoreRecovery(), accountService);
        storageManager.start();
        SSLFactory sslFactory = new NettySslHttp2Factory(sslConfig);
        if (clusterMapConfig.clusterMapEnableHttp2Replication) {
            connectionPool = new Http2BlockingChannelPool(sslFactory, new Http2ClientConfig(properties), new Http2ClientMetrics(registry));
        } else {
            connectionPool = new BlockingChannelConnectionPool(connectionPoolConfig, sslConfig, clusterMapConfig, registry);
        }
        connectionPool.start();
        StoreKeyConverterFactory storeKeyConverterFactory = Utils.getObj(serverConfig.serverStoreKeyConverterFactory, properties, registry);
        Predicate<MessageInfo> skipPredicate = new ReplicationSkipPredicate(accountService, replicationConfig);
        replicationManager = new ReplicationManager(replicationConfig, clusterMapConfig, storeConfig, storageManager, storeKeyFactory, clusterMap, scheduler, nodeId, connectionPool, registry, notificationSystem, storeKeyConverterFactory, serverConfig.serverMessageTransformer, clusterParticipants.get(0), skipPredicate);
        replicationManager.start();
        if (replicationConfig.replicationEnabledWithVcrCluster) {
            logger.info("Creating Helix cluster spectator for cloud to store replication.");
            vcrClusterSpectator = _vcrClusterAgentsFactory.getVcrClusterSpectator(cloudConfig, clusterMapConfig);
            cloudToStoreReplicationManager = new CloudToStoreReplicationManager(replicationConfig, clusterMapConfig, storeConfig, storageManager, storeKeyFactory, clusterMap, scheduler, nodeId, connectionPool, registry, notificationSystem, storeKeyConverterFactory, serverConfig.serverMessageTransformer, vcrClusterSpectator, clusterParticipants.get(0));
            cloudToStoreReplicationManager.start();
        }
        logger.info("Creating StatsManager to publish stats");
        accountStatsMySqlStore = statsConfig.enableMysqlReport ? (AccountStatsMySqlStore) new AccountStatsMySqlStoreFactory(properties, clusterMapConfig, registry).getAccountStatsStore() : null;
        statsManager = new StatsManager(storageManager, clusterMap.getReplicaIds(nodeId), registry, statsConfig, time, clusterParticipants.get(0), accountStatsMySqlStore, accountService);
        if (serverConfig.serverStatsPublishLocalEnabled) {
            statsManager.start();
        }
        ArrayList<Port> ports = new ArrayList<Port>();
        ports.add(new Port(networkConfig.port, PortType.PLAINTEXT));
        if (nodeId.hasSSLPort()) {
            ports.add(new Port(nodeId.getSSLPort(), PortType.SSL));
        }
        networkServer = new SocketServer(networkConfig, sslConfig, registry, ports);
        FindTokenHelper findTokenHelper = new FindTokenHelper(storeKeyFactory, replicationConfig);
        requests = new AmbryServerRequests(storageManager, networkServer.getRequestResponseChannel(), clusterMap, nodeId, registry, metrics, findTokenHelper, notificationSystem, replicationManager, storeKeyFactory, serverConfig, storeKeyConverterFactory, statsManager, clusterParticipants.get(0));
        requestHandlerPool = new RequestHandlerPool(serverConfig.serverRequestHandlerNumOfThreads, networkServer.getRequestResponseChannel(), requests);
        networkServer.start();
        // Start netty http2 server
        if (nodeId.hasHttp2Port()) {
            NettyConfig nettyConfig = new NettyConfig(properties);
            NettyMetrics nettyMetrics = new NettyMetrics(registry);
            Http2ServerMetrics http2ServerMetrics = new Http2ServerMetrics(registry);
            Http2ClientConfig http2ClientConfig = new Http2ClientConfig(properties);
            logger.info("Http2 port {} is enabled. Starting HTTP/2 service.", nodeId.getHttp2Port());
            NettyServerRequestResponseChannel requestResponseChannel = new NettyServerRequestResponseChannel(networkConfig.queuedMaxRequests, http2ServerMetrics);
            AmbryServerRequests ambryServerRequestsForHttp2 = new AmbryServerRequests(storageManager, requestResponseChannel, clusterMap, nodeId, registry, metrics, findTokenHelper, notificationSystem, replicationManager, storeKeyFactory, serverConfig, storeKeyConverterFactory, statsManager, clusterParticipants.get(0));
            requestHandlerPoolForHttp2 = new RequestHandlerPool(serverConfig.serverRequestHandlerNumOfThreads, requestResponseChannel, ambryServerRequestsForHttp2);
            NioServerFactory nioServerFactory = new StorageServerNettyFactory(nodeId.getHttp2Port(), requestResponseChannel, sslFactory, nettyConfig, http2ClientConfig, metrics, nettyMetrics, http2ServerMetrics, serverSecurityService);
            nettyHttp2Server = nioServerFactory.getNioServer();
            nettyHttp2Server.start();
        }
        // Other code
        List<AmbryStatsReport> ambryStatsReports = new ArrayList<>();
        Set<String> validStatsTypes = new HashSet<>();
        for (StatsReportType type : StatsReportType.values()) {
            validStatsTypes.add(type.toString());
        }
        if (serverConfig.serverStatsPublishReportEnabled) {
            serverConfig.serverStatsReportsToPublish.forEach(e -> {
                if (validStatsTypes.contains(e)) {
                    ambryStatsReports.add(new AmbryStatsReportImpl(serverConfig.serverQuotaStatsAggregateIntervalInMinutes, StatsReportType.valueOf(e)));
                }
            });
        }
        if (vcrClusterSpectator != null) {
            vcrClusterSpectator.spectate();
        }
        Callback<StatsSnapshot> accountServiceCallback = new AccountServiceCallback(accountService);
        for (ClusterParticipant clusterParticipant : clusterParticipants) {
            clusterParticipant.participate(ambryStatsReports, accountStatsMySqlStore, accountServiceCallback);
        }
        if (nettyInternalMetrics != null) {
            nettyInternalMetrics.start();
            logger.info("NettyInternalMetric starts");
        }
        logger.info("started");
        long processingTime = SystemTime.getInstance().milliseconds() - startTime;
        metrics.serverStartTimeInMs.update(processingTime);
        logger.info("Server startup time in Ms {}", processingTime);
    } catch (Exception e) {
        logger.error("Error during startup", e);
        throw new InstantiationException("failure during startup " + e);
    }
}

Example 3 with RequestHandlerPool

use of com.github.ambry.protocol.RequestHandlerPool in project ambry by linkedin.

the class VcrServer method startup.

/**
 * Start the VCR Server.
 * @throws InstantiationException if an error was encountered during startup.
 */
public void startup() throws InstantiationException {
    try {
        logger.info("starting");
        ServerConfig serverConfig = new ServerConfig(properties);
        ServerSecurityServiceFactory serverSecurityServiceFactory = Utils.getObj(serverConfig.serverSecurityServiceFactory, properties, serverMetrics, registry);
        serverSecurityService = serverSecurityServiceFactory.getServerSecurityService();
        clusterMap = clusterAgentsFactory.getClusterMap();
        logger.info("Initialized clusterMap");
        registry = clusterMap.getMetricRegistry();
        serverMetrics = new ServerMetrics(registry, VcrServer.class, VcrServer.class);
        logger.info("Setting up JMX.");
        long startTime = SystemTime.getInstance().milliseconds();
        registry = clusterMap.getMetricRegistry();
        reporter = reporterFactory != null ? reporterFactory.apply(registry) : JmxReporter.forRegistry(registry).build();
        reporter.start();
        logger.info("creating configs");
        NetworkConfig networkConfig = new NetworkConfig(properties);
        StoreConfig storeConfig = new StoreConfig(properties);
        ReplicationConfig replicationConfig = new ReplicationConfig(properties);
        CloudConfig cloudConfig = new CloudConfig(properties);
        ConnectionPoolConfig connectionPoolConfig = new ConnectionPoolConfig(properties);
        ClusterMapConfig clusterMapConfig = new ClusterMapConfig(properties);
        SSLConfig sslConfig = new SSLConfig(properties);
        // verify the configs
        properties.verify();
        // initialize cloud destination
        if (cloudDestinationFactory == null) {
            cloudDestinationFactory = Utils.getObj(cloudConfig.cloudDestinationFactoryClass, properties, registry, clusterMap);
        }
        cloudDestination = cloudDestinationFactory.getCloudDestination();
        // TODO Make sure that config.updaterPollingIntervalMs value is large (~one day) for VCR.
        AccountServiceFactory accountServiceFactory = Utils.getObj(serverConfig.serverAccountServiceFactory, properties, registry);
        AccountService accountService = accountServiceFactory.getAccountService();
        vcrClusterParticipant = ((VcrClusterAgentsFactory) Utils.getObj(cloudConfig.vcrClusterAgentsFactoryClass, cloudConfig, clusterMapConfig, clusterMap, accountService, storeConfig, cloudDestination, registry)).getVcrClusterParticipant();
        scheduler = Utils.newScheduler(serverConfig.serverSchedulerNumOfthreads, false);
        StoreKeyFactory storeKeyFactory = Utils.getObj(storeConfig.storeKeyFactory, clusterMap);
        SSLFactory sslFactory = new NettySslHttp2Factory(sslConfig);
        if (clusterMapConfig.clusterMapEnableHttp2Replication) {
            connectionPool = new Http2BlockingChannelPool(sslFactory, new Http2ClientConfig(properties), new Http2ClientMetrics(registry));
            logger.info("Using http2 for VCR replication.");
        } else {
            connectionPool = new BlockingChannelConnectionPool(connectionPoolConfig, sslConfig, clusterMapConfig, registry);
            logger.info("Using blocking channel for VCR replication.");
        }
        connectionPool.start();
        StoreKeyConverterFactory storeKeyConverterFactory = Utils.getObj(serverConfig.serverStoreKeyConverterFactory, properties, registry);
        VcrMetrics vcrMetrics = new VcrMetrics(registry);
        CloudStorageManager cloudStorageManager = new CloudStorageManager(properties, vcrMetrics, cloudDestination, clusterMap);
        vcrReplicationManager = new VcrReplicationManager(cloudConfig, replicationConfig, clusterMapConfig, storeConfig, cloudStorageManager, storeKeyFactory, clusterMap, vcrClusterParticipant, cloudDestination, scheduler, connectionPool, vcrMetrics, notificationSystem, storeKeyConverterFactory, serverConfig.serverMessageTransformer);
        vcrReplicationManager.start();
        DataNodeId currentNode = vcrClusterParticipant.getCurrentDataNodeId();
        ArrayList<Port> ports = new ArrayList<Port>();
        ports.add(new Port(networkConfig.port, PortType.PLAINTEXT));
        if (currentNode.hasSSLPort()) {
            ports.add(new Port(cloudConfig.vcrSslPort, PortType.SSL));
        }
        networkServer = new SocketServer(networkConfig, sslConfig, registry, ports);
        // todo fix enableDataPrefetch
        ServerMetrics serverMetrics = new ServerMetrics(registry, VcrRequests.class, VcrServer.class);
        VcrRequests requests = new VcrRequests(cloudStorageManager, networkServer.getRequestResponseChannel(), clusterMap, currentNode, registry, serverMetrics, new FindTokenHelper(storeKeyFactory, replicationConfig), notificationSystem, vcrReplicationManager, storeKeyFactory, storeKeyConverterFactory);
        requestHandlerPool = new RequestHandlerPool(serverConfig.serverRequestHandlerNumOfThreads, networkServer.getRequestResponseChannel(), requests);
        networkServer.start();
        // Start netty http2 server
        if (currentNode.hasHttp2Port()) {
            logger.info("Http2 port {} is enabled. Starting HTTP/2 service.", currentNode.getHttp2Port());
            NettyConfig nettyConfig = new NettyConfig(properties);
            NettyMetrics nettyMetrics = new NettyMetrics(registry);
            Http2ServerMetrics http2ServerMetrics = new Http2ServerMetrics(registry);
            Http2ClientConfig http2ClientConfig = new Http2ClientConfig(properties);
            NettyServerRequestResponseChannel requestResponseChannel = new NettyServerRequestResponseChannel(networkConfig.queuedMaxRequests, http2ServerMetrics);
            VcrRequests vcrRequestsForHttp2 = new VcrRequests(cloudStorageManager, requestResponseChannel, clusterMap, currentNode, registry, serverMetrics, new FindTokenHelper(storeKeyFactory, replicationConfig), notificationSystem, vcrReplicationManager, storeKeyFactory, storeKeyConverterFactory);
            requestHandlerPoolForHttp2 = new RequestHandlerPool(serverConfig.serverRequestHandlerNumOfThreads, requestResponseChannel, vcrRequestsForHttp2);
            NioServerFactory nioServerFactory = new StorageServerNettyFactory(currentNode.getHttp2Port(), requestResponseChannel, sslFactory, nettyConfig, http2ClientConfig, serverMetrics, nettyMetrics, http2ServerMetrics, serverSecurityService);
            nettyHttp2Server = nioServerFactory.getNioServer();
            nettyHttp2Server.start();
        }
        long processingTime = SystemTime.getInstance().milliseconds() - startTime;
        logger.info("VCR startup time in Ms {}", processingTime);
    } catch (Exception e) {
        logger.error("Error during VCR startup", e);
        throw new InstantiationException("failure during VCR startup " + e);
    }
}

Example 4 with RequestHandlerPool

use of com.github.ambry.protocol.RequestHandlerPool in project ambry by linkedin.

the class CloudRouterFactory method getRouter.

/**
 * Construct and return a {@link NonBlockingRouter} that works with cloud storage.
 * @return a {@link NonBlockingRouter}
 */
@Override
public Router getRouter() throws InstantiationException {
    try {
        MetricRegistry registry = clusterMap.getMetricRegistry();
        CloudConfig cloudConfig = new CloudConfig(verifiableProperties);
        CloudDestinationFactory cloudDestinationFactory = Utils.getObj(cloudConfig.cloudDestinationFactoryClass, verifiableProperties, registry, clusterMap);
        CloudDestination cloudDestination = cloudDestinationFactory.getCloudDestination();
        RequestHandlerPool requestHandlerPool = getRequestHandlerPool(verifiableProperties, clusterMap, cloudDestination, cloudConfig);
        CompositeNetworkClientFactory networkClientFactory = getCompositeNetworkClientFactory(requestHandlerPool);
        NonBlockingRouter router = new NonBlockingRouter(routerConfig, routerMetrics, networkClientFactory, notificationSystem, clusterMap, kms, cryptoService, cryptoJobHandler, accountService, time, defaultPartitionClass);
        // Make sure requestHandlerPool is shut down properly
        router.addResourceToClose(requestHandlerPool);
        router.addResourceToClose(cloudDestination);
        logger.info("Instantiated NonBlockingRouter");
        return router;
    } catch (Exception e) {
        logger.error("Error instantiating NonBlocking Router", e);
        throw new InstantiationException("Error instantiating NonBlocking Router: " + e.toString());
    }
}

Example 5 with RequestHandlerPool

use of com.github.ambry.protocol.RequestHandlerPool in project ambry by linkedin.

the class CloudRouterTest method setRouter.

/**
 * Initialize and set the router with the given {@link Properties} and {@link MockServerLayout}
 * @param props the {@link Properties}
 * @param notificationSystem the {@link NotificationSystem} to use.
 */
@Override
protected void setRouter(Properties props, MockServerLayout mockServerLayout, NotificationSystem notificationSystem) throws Exception {
    VerifiableProperties verifiableProperties = new VerifiableProperties((props));
    RouterConfig routerConfig = new RouterConfig(verifiableProperties);
    routerMetrics = new NonBlockingRouterMetrics(mockClusterMap, routerConfig);
    CloudConfig cloudConfig = new CloudConfig(verifiableProperties);
    CloudDestinationFactory cloudDestinationFactory = Utils.getObj(cloudConfig.cloudDestinationFactoryClass, verifiableProperties, mockClusterMap.getMetricRegistry(), mockClusterMap);
    CloudDestination cloudDestination = cloudDestinationFactory.getCloudDestination();
    AccountService accountService = new InMemAccountService(false, true);
    CloudRouterFactory cloudRouterFactory = new CloudRouterFactory(verifiableProperties, mockClusterMap, new LoggingNotificationSystem(), null, accountService);
    RequestHandlerPool requestHandlerPool = cloudRouterFactory.getRequestHandlerPool(verifiableProperties, mockClusterMap, cloudDestination, cloudConfig);
    Map<ReplicaType, NetworkClientFactory> childFactories = new EnumMap<>(ReplicaType.class);
    childFactories.put(ReplicaType.CLOUD_BACKED, new LocalNetworkClientFactory((LocalRequestResponseChannel) requestHandlerPool.getChannel(), new NetworkConfig(verifiableProperties), new NetworkMetrics(routerMetrics.getMetricRegistry()), mockTime));
    childFactories.put(ReplicaType.DISK_BACKED, new MockNetworkClientFactory(verifiableProperties, mockSelectorState, MAX_PORTS_PLAIN_TEXT, MAX_PORTS_SSL, CHECKOUT_TIMEOUT_MS, mockServerLayout, mockTime));
    NetworkClientFactory networkClientFactory = new CompositeNetworkClientFactory(childFactories);
    router = new NonBlockingRouter(routerConfig, routerMetrics, networkClientFactory, notificationSystem, mockClusterMap, kms, cryptoService, cryptoJobHandler, accountService, mockTime, MockClusterMap.DEFAULT_PARTITION_CLASS);
    router.addResourceToClose(requestHandlerPool);
}