Examples with LockProvider ai.grakn.engine.lock.LockProvider used on opensource projects

Example 1 with LockProvider

use of ai.grakn.engine.lock.LockProvider 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 LockProvider

use of ai.grakn.engine.lock.LockProvider in project grakn by graknlabs.

the class GraknEngineServerFactory method createGraknEngineServer.

/**
 * Create a {@link GraknEngineServer} configured for Grakn Core. Grakn Queue (which is needed for post-processing and distributed locks) is implemented with Redis as the backend store
 *
 * @return a {@link GraknEngineServer} instance configured for Grakn Core
 */
public static GraknEngineServer createGraknEngineServer() {
    // grakn engine configuration
    EngineID engineId = EngineID.me();
    GraknConfig config = GraknConfig.create();
    GraknEngineStatus status = new GraknEngineStatus();
    MetricRegistry metricRegistry = new MetricRegistry();
    // redis
    RedisWrapper redisWrapper = RedisWrapper.create(config);
    QueueSanityCheck queueSanityCheck = new RedisSanityCheck(redisWrapper);
    // distributed locks
    LockProvider lockProvider = new JedisLockProvider(redisWrapper.getJedisPool());
    SystemKeyspaceSession systemKeyspaceSession = new GraknSystemKeyspaceSession(config);
    GraknKeyspaceStore graknKeyspaceStore = GraknKeyspaceStoreImpl.create(systemKeyspaceSession);
    // tx-factory
    EngineGraknTxFactory 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);
    // http services: spark, http controller, and gRPC server
    Service sparkHttp = Service.ignite();
    Collection<HttpController> httpControllers = Collections.emptyList();
    GrpcServer grpcServer = configureGrpcServer(config, engineGraknTxFactory, postProcessor);
    return createGraknEngineServer(engineId, config, status, sparkHttp, httpControllers, grpcServer, engineGraknTxFactory, metricRegistry, queueSanityCheck, lockProvider, postProcessor, graknKeyspaceStore);
}

Example 3 with LockProvider

use of ai.grakn.engine.lock.LockProvider in project grakn by graknlabs.

the class IndexPostProcessorTest method setupMocks.

@BeforeClass
public static void setupMocks() {
    indexStorage = mock(RedisIndexStorage.class);
    LockProvider mock = mock(LockProvider.class);
    when(mock.getLock(any())).thenReturn(new ReentrantLock());
    indexPostProcessor = IndexPostProcessor.create(mock, indexStorage);
}

Example 4 with LockProvider

use of ai.grakn.engine.lock.LockProvider in project grakn by graknlabs.

the class GraknEngineServerTest method createGraknEngineServer.

private GraknEngineServer createGraknEngineServer(RedisWrapper redisWrapper) {
    // grakn engine configuration
    EngineID engineId = EngineID.me();
    GraknEngineStatus status = new GraknEngineStatus();
    MetricRegistry metricRegistry = new MetricRegistry();
    // distributed locks
    LockProvider lockProvider = new JedisLockProvider(redisWrapper.getJedisPool());
    graknKeyspaceStore = GraknKeyspaceStoreFake.of();
    // tx-factory
    EngineGraknTxFactory 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);
    // http services: spark, http controller, and gRPC server
    Service sparkHttp = Service.ignite();
    Collection<HttpController> httpControllers = Collections.emptyList();
    int grpcPort = config.getProperty(GraknConfigKey.GRPC_PORT);
    GrpcOpenRequestExecutor requestExecutor = new GrpcOpenRequestExecutorImpl(engineGraknTxFactory);
    Server server = ServerBuilder.forPort(grpcPort).addService(new GrpcGraknService(requestExecutor, postProcessor)).build();
    GrpcServer grpcServer = GrpcServer.create(server);
    QueueSanityCheck queueSanityCheck = new RedisSanityCheck(redisWrapper);
    return GraknEngineServerFactory.createGraknEngineServer(engineId, config, status, sparkHttp, httpControllers, grpcServer, engineGraknTxFactory, metricRegistry, queueSanityCheck, lockProvider, postProcessor, graknKeyspaceStore);
}