Examples with GraknEngineServer ai.grakn.engine.GraknEngineServer used on opensource projects

Example 1 with GraknEngineServer

use of ai.grakn.engine.GraknEngineServer in project grakn by graknlabs.

the class EngineContext method startGraknEngineServer.

private GraknEngineServer startGraknEngineServer(RedisWrapper redisWrapper) throws IOException {
    EngineID id = EngineID.me();
    GraknEngineStatus status = new GraknEngineStatus();
    MetricRegistry metricRegistry = new MetricRegistry();
    // distributed locks
    LockProvider lockProvider = new JedisLockProvider(redisWrapper.getJedisPool());
    graknKeyspaceStore = GraknKeyspaceStoreImpl.create(new GraknSystemKeyspaceSession(config));
    // tx-factory
    engineGraknTxFactory = EngineGraknTxFactory.create(lockProvider, config, graknKeyspaceStore);
    // post-processing
    IndexStorage indexStorage = RedisIndexStorage.create(redisWrapper.getJedisPool(), metricRegistry);
    CountStorage countStorage = RedisCountStorage.create(redisWrapper.getJedisPool(), metricRegistry);
    IndexPostProcessor indexPostProcessor = IndexPostProcessor.create(lockProvider, indexStorage);
    CountPostProcessor countPostProcessor = CountPostProcessor.create(config, engineGraknTxFactory, lockProvider, metricRegistry, countStorage);
    PostProcessor postProcessor = PostProcessor.create(indexPostProcessor, countPostProcessor);
    GrpcOpenRequestExecutor requestExecutor = new GrpcOpenRequestExecutorImpl(engineGraknTxFactory);
    Server server = ServerBuilder.forPort(0).addService(new GrpcGraknService(requestExecutor, postProcessor)).build();
    GrpcServer grpcServer = GrpcServer.create(server);
    GraknTestUtil.allocateSparkPort(config);
    QueueSanityCheck queueSanityCheck = new RedisSanityCheck(redisWrapper);
    GraknEngineServer graknEngineServer = GraknEngineServerFactory.createGraknEngineServer(id, config, status, spark, Collections.emptyList(), grpcServer, engineGraknTxFactory, metricRegistry, queueSanityCheck, lockProvider, postProcessor, graknKeyspaceStore);
    graknEngineServer.start();
    // Read the automatically allocated ports and write them back into the config
    config.setConfigProperty(GraknConfigKey.GRPC_PORT, server.getPort());
    return graknEngineServer;
}

Example 2 with GraknEngineServer

use of ai.grakn.engine.GraknEngineServer in project grakn by graknlabs.

the class Grakn method main.

/**
 * Invocation from class 'GraknProcess' in grakn-dist project
 *
 * @param args
 */
public static void main(String[] args) {
    Thread.setDefaultUncaughtExceptionHandler(newUncaughtExceptionHandler(LOG));
    try {
        String graknPidFileProperty = Optional.ofNullable(GraknSystemProperty.GRAKN_PID_FILE.value()).orElseThrow(() -> new RuntimeException(ErrorMessage.GRAKN_PIDFILE_SYSTEM_PROPERTY_UNDEFINED.getMessage()));
        Path pidfile = Paths.get(graknPidFileProperty);
        GraknPidManager graknPidManager = GraknPidManagerFactory.newGraknPidManagerForUnixOS(pidfile);
        graknPidManager.trackGraknPid();
        // Start Engine
        GraknEngineServer graknEngineServer = GraknEngineServerFactory.createGraknEngineServer();
        graknEngineServer.start();
    } catch (IOException e) {
        LOG.error(ErrorMessage.UNCAUGHT_EXCEPTION.getMessage(), e);
    }
}