Examples with ServerContext org.apache.thrift.server.ServerContext used on opensource projects

Example 1 with ServerContext

use of org.apache.thrift.server.ServerContext in project hive by apache.

the class ThriftBinaryCLIService method run.

@Override
public void run() {
    try {
        // Server thread pool
        String threadPoolName = "HiveServer2-Handler-Pool";
        ExecutorService executorService = new ThreadPoolExecutorWithOomHook(minWorkerThreads, maxWorkerThreads, workerKeepAliveTime, TimeUnit.SECONDS, new SynchronousQueue<Runnable>(), new ThreadFactoryWithGarbageCleanup(threadPoolName), oomHook);
        // Thrift configs
        hiveAuthFactory = new HiveAuthFactory(hiveConf);
        TTransportFactory transportFactory = hiveAuthFactory.getAuthTransFactory();
        TProcessorFactory processorFactory = hiveAuthFactory.getAuthProcFactory(this);
        TServerSocket serverSocket = null;
        List<String> sslVersionBlacklist = new ArrayList<String>();
        for (String sslVersion : hiveConf.getVar(ConfVars.HIVE_SSL_PROTOCOL_BLACKLIST).split(",")) {
            sslVersionBlacklist.add(sslVersion);
        }
        if (!hiveConf.getBoolVar(ConfVars.HIVE_SERVER2_USE_SSL)) {
            serverSocket = HiveAuthUtils.getServerSocket(hiveHost, portNum);
        } else {
            String keyStorePath = hiveConf.getVar(ConfVars.HIVE_SERVER2_SSL_KEYSTORE_PATH).trim();
            if (keyStorePath.isEmpty()) {
                throw new IllegalArgumentException(ConfVars.HIVE_SERVER2_SSL_KEYSTORE_PATH.varname + " Not configured for SSL connection");
            }
            String keyStorePassword = ShimLoader.getHadoopShims().getPassword(hiveConf, HiveConf.ConfVars.HIVE_SERVER2_SSL_KEYSTORE_PASSWORD.varname);
            serverSocket = HiveAuthUtils.getServerSSLSocket(hiveHost, portNum, keyStorePath, keyStorePassword, sslVersionBlacklist);
        }
        // Server args
        int maxMessageSize = hiveConf.getIntVar(HiveConf.ConfVars.HIVE_SERVER2_THRIFT_MAX_MESSAGE_SIZE);
        int requestTimeout = (int) hiveConf.getTimeVar(HiveConf.ConfVars.HIVE_SERVER2_THRIFT_LOGIN_TIMEOUT, TimeUnit.SECONDS);
        int beBackoffSlotLength = (int) hiveConf.getTimeVar(HiveConf.ConfVars.HIVE_SERVER2_THRIFT_LOGIN_BEBACKOFF_SLOT_LENGTH, TimeUnit.MILLISECONDS);
        TThreadPoolServer.Args sargs = new TThreadPoolServer.Args(serverSocket).processorFactory(processorFactory).transportFactory(transportFactory).protocolFactory(new TBinaryProtocol.Factory()).inputProtocolFactory(new TBinaryProtocol.Factory(true, true, maxMessageSize, maxMessageSize)).requestTimeout(requestTimeout).requestTimeoutUnit(TimeUnit.SECONDS).beBackoffSlotLength(beBackoffSlotLength).beBackoffSlotLengthUnit(TimeUnit.MILLISECONDS).executorService(executorService);
        // TCP Server
        server = new TThreadPoolServer(sargs);
        server.setServerEventHandler(new TServerEventHandler() {

            @Override
            public ServerContext createContext(TProtocol input, TProtocol output) {
                Metrics metrics = MetricsFactory.getInstance();
                if (metrics != null) {
                    try {
                        metrics.incrementCounter(MetricsConstant.OPEN_CONNECTIONS);
                        metrics.incrementCounter(MetricsConstant.CUMULATIVE_CONNECTION_COUNT);
                    } catch (Exception e) {
                        LOG.warn("Error Reporting JDO operation to Metrics system", e);
                    }
                }
                return new ThriftCLIServerContext();
            }

            @Override
            public void deleteContext(ServerContext serverContext, TProtocol input, TProtocol output) {
                Metrics metrics = MetricsFactory.getInstance();
                if (metrics != null) {
                    try {
                        metrics.decrementCounter(MetricsConstant.OPEN_CONNECTIONS);
                    } catch (Exception e) {
                        LOG.warn("Error Reporting JDO operation to Metrics system", e);
                    }
                }
                ThriftCLIServerContext context = (ThriftCLIServerContext) serverContext;
                SessionHandle sessionHandle = context.getSessionHandle();
                if (sessionHandle != null) {
                    LOG.info("Session disconnected without closing properly. ");
                    try {
                        boolean close = cliService.getSessionManager().getSession(sessionHandle).getHiveConf().getBoolVar(ConfVars.HIVE_SERVER2_CLOSE_SESSION_ON_DISCONNECT);
                        LOG.info((close ? "" : "Not ") + "Closing the session: " + sessionHandle);
                        if (close) {
                            cliService.closeSession(sessionHandle);
                        }
                    } catch (HiveSQLException e) {
                        LOG.warn("Failed to close session: " + e, e);
                    }
                }
            }

            @Override
            public void preServe() {
            }

            @Override
            public void processContext(ServerContext serverContext, TTransport input, TTransport output) {
                currentServerContext.set(serverContext);
            }
        });
        String msg = "Starting " + ThriftBinaryCLIService.class.getSimpleName() + " on port " + portNum + " with " + minWorkerThreads + "..." + maxWorkerThreads + " worker threads";
        LOG.info(msg);
        server.serve();
    } catch (Throwable t) {
        LOG.error("Error starting HiveServer2: could not start " + ThriftBinaryCLIService.class.getSimpleName(), t);
        System.exit(-1);
    }
}

Example 2 with ServerContext

use of org.apache.thrift.server.ServerContext in project hive by apache.

the class HiveMetaStore method startMetaStore.

/**
   * Start Metastore based on a passed {@link HadoopThriftAuthBridge}
   *
   * @param port
   * @param bridge
   * @param conf
   *          configuration overrides
   * @throws Throwable
   */
public static void startMetaStore(int port, HadoopThriftAuthBridge bridge, HiveConf conf, Lock startLock, Condition startCondition, AtomicBoolean startedServing) throws Throwable {
    try {
        isMetaStoreRemote = true;
        // Server will create new threads up to max as necessary. After an idle
        // period, it will destroy threads to keep the number of threads in the
        // pool to min.
        long maxMessageSize = conf.getLongVar(HiveConf.ConfVars.METASTORESERVERMAXMESSAGESIZE);
        int minWorkerThreads = conf.getIntVar(HiveConf.ConfVars.METASTORESERVERMINTHREADS);
        int maxWorkerThreads = conf.getIntVar(HiveConf.ConfVars.METASTORESERVERMAXTHREADS);
        boolean tcpKeepAlive = conf.getBoolVar(HiveConf.ConfVars.METASTORE_TCP_KEEP_ALIVE);
        boolean useFramedTransport = conf.getBoolVar(ConfVars.METASTORE_USE_THRIFT_FRAMED_TRANSPORT);
        boolean useCompactProtocol = conf.getBoolVar(ConfVars.METASTORE_USE_THRIFT_COMPACT_PROTOCOL);
        boolean useSSL = conf.getBoolVar(ConfVars.HIVE_METASTORE_USE_SSL);
        useSasl = conf.getBoolVar(HiveConf.ConfVars.METASTORE_USE_THRIFT_SASL);
        TProcessor processor;
        TTransportFactory transFactory;
        final TProtocolFactory protocolFactory;
        final TProtocolFactory inputProtoFactory;
        if (useCompactProtocol) {
            protocolFactory = new TCompactProtocol.Factory();
            inputProtoFactory = new TCompactProtocol.Factory(maxMessageSize, maxMessageSize);
        } else {
            protocolFactory = new TBinaryProtocol.Factory();
            inputProtoFactory = new TBinaryProtocol.Factory(true, true, maxMessageSize, maxMessageSize);
        }
        HMSHandler baseHandler = new HiveMetaStore.HMSHandler("new db based metaserver", conf, false);
        IHMSHandler handler = newRetryingHMSHandler(baseHandler, conf);
        TServerSocket serverSocket = null;
        if (useSasl) {
            // we are in secure mode.
            if (useFramedTransport) {
                throw new HiveMetaException("Framed transport is not supported with SASL enabled.");
            }
            saslServer = bridge.createServer(conf.getVar(HiveConf.ConfVars.METASTORE_KERBEROS_KEYTAB_FILE), conf.getVar(HiveConf.ConfVars.METASTORE_KERBEROS_PRINCIPAL));
            // Start delegation token manager
            delegationTokenManager = new HiveDelegationTokenManager();
            delegationTokenManager.startDelegationTokenSecretManager(conf, baseHandler, ServerMode.METASTORE);
            saslServer.setSecretManager(delegationTokenManager.getSecretManager());
            transFactory = saslServer.createTransportFactory(MetaStoreUtils.getMetaStoreSaslProperties(conf));
            processor = saslServer.wrapProcessor(new ThriftHiveMetastore.Processor<IHMSHandler>(handler));
            serverSocket = HiveAuthUtils.getServerSocket(null, port);
            LOG.info("Starting DB backed MetaStore Server in Secure Mode");
        } else {
            // we are in unsecure mode.
            if (conf.getBoolVar(ConfVars.METASTORE_EXECUTE_SET_UGI)) {
                transFactory = useFramedTransport ? new ChainedTTransportFactory(new TFramedTransport.Factory(), new TUGIContainingTransport.Factory()) : new TUGIContainingTransport.Factory();
                processor = new TUGIBasedProcessor<IHMSHandler>(handler);
                LOG.info("Starting DB backed MetaStore Server with SetUGI enabled");
            } else {
                transFactory = useFramedTransport ? new TFramedTransport.Factory() : new TTransportFactory();
                processor = new TSetIpAddressProcessor<IHMSHandler>(handler);
                LOG.info("Starting DB backed MetaStore Server");
            }
            // enable SSL support for HMS
            List<String> sslVersionBlacklist = new ArrayList<String>();
            for (String sslVersion : conf.getVar(ConfVars.HIVE_SSL_PROTOCOL_BLACKLIST).split(",")) {
                sslVersionBlacklist.add(sslVersion);
            }
            if (!useSSL) {
                serverSocket = HiveAuthUtils.getServerSocket(null, port);
            } else {
                String keyStorePath = conf.getVar(ConfVars.HIVE_METASTORE_SSL_KEYSTORE_PATH).trim();
                if (keyStorePath.isEmpty()) {
                    throw new IllegalArgumentException(ConfVars.HIVE_METASTORE_SSL_KEYSTORE_PASSWORD.varname + " Not configured for SSL connection");
                }
                String keyStorePassword = ShimLoader.getHadoopShims().getPassword(conf, HiveConf.ConfVars.HIVE_METASTORE_SSL_KEYSTORE_PASSWORD.varname);
                serverSocket = HiveAuthUtils.getServerSSLSocket(null, port, keyStorePath, keyStorePassword, sslVersionBlacklist);
            }
        }
        if (tcpKeepAlive) {
            serverSocket = new TServerSocketKeepAlive(serverSocket);
        }
        TThreadPoolServer.Args args = new TThreadPoolServer.Args(serverSocket).processor(processor).transportFactory(transFactory).protocolFactory(protocolFactory).inputProtocolFactory(inputProtoFactory).minWorkerThreads(minWorkerThreads).maxWorkerThreads(maxWorkerThreads);
        TServer tServer = new TThreadPoolServer(args);
        TServerEventHandler tServerEventHandler = new TServerEventHandler() {

            @Override
            public void preServe() {
            }

            @Override
            public ServerContext createContext(TProtocol tProtocol, TProtocol tProtocol1) {
                try {
                    Metrics metrics = MetricsFactory.getInstance();
                    if (metrics != null) {
                        metrics.incrementCounter(MetricsConstant.OPEN_CONNECTIONS);
                    }
                } catch (Exception e) {
                    LOG.warn("Error Reporting Metastore open connection to Metrics system", e);
                }
                return null;
            }

            @Override
            public void deleteContext(ServerContext serverContext, TProtocol tProtocol, TProtocol tProtocol1) {
                try {
                    Metrics metrics = MetricsFactory.getInstance();
                    if (metrics != null) {
                        metrics.decrementCounter(MetricsConstant.OPEN_CONNECTIONS);
                    }
                } catch (Exception e) {
                    LOG.warn("Error Reporting Metastore close connection to Metrics system", e);
                }
                // If the IMetaStoreClient#close was called, HMSHandler#shutdown would have already
                // cleaned up thread local RawStore. Otherwise, do it now.
                cleanupRawStore();
            }

            @Override
            public void processContext(ServerContext serverContext, TTransport tTransport, TTransport tTransport1) {
            }
        };
        tServer.setServerEventHandler(tServerEventHandler);
        HMSHandler.LOG.info("Started the new metaserver on port [" + port + "]...");
        HMSHandler.LOG.info("Options.minWorkerThreads = " + minWorkerThreads);
        HMSHandler.LOG.info("Options.maxWorkerThreads = " + maxWorkerThreads);
        HMSHandler.LOG.info("TCP keepalive = " + tcpKeepAlive);
        if (startLock != null) {
            signalOtherThreadsToStart(tServer, startLock, startCondition, startedServing);
        }
        tServer.serve();
    } catch (Throwable x) {
        x.printStackTrace();
        HMSHandler.LOG.error(StringUtils.stringifyException(x));
        throw x;
    }
}