Examples with KafkaTopicClientImpl io.confluent.ksql.services.KafkaTopicClientImpl used on opensource projects

Example 1 with KafkaTopicClientImpl

use of io.confluent.ksql.services.KafkaTopicClientImpl in project ksql by confluentinc.

the class KsqlContextTestUtil method create.

public static KsqlContext create(final KsqlConfig ksqlConfig, final SchemaRegistryClient schemaRegistryClient, final FunctionRegistry functionRegistry) {
    final KafkaClientSupplier clientSupplier = new DefaultKafkaClientSupplier();
    final Admin adminClient = clientSupplier.getAdmin(ksqlConfig.getKsqlAdminClientConfigProps());
    final KafkaTopicClient kafkaTopicClient = new KafkaTopicClientImpl(() -> adminClient);
    final ServiceContext serviceContext = TestServiceContext.create(clientSupplier, adminClient, kafkaTopicClient, () -> schemaRegistryClient, new DefaultConnectClientFactory(ksqlConfig).get(Optional.empty(), Collections.emptyList(), Optional.empty()));
    final String metricsPrefix = "instance-" + COUNTER.getAndIncrement() + "-";
    final KsqlEngine engine = new KsqlEngine(serviceContext, ProcessingLogContext.create(), functionRegistry, ServiceInfo.create(ksqlConfig, metricsPrefix), new SequentialQueryIdGenerator(), ksqlConfig, Collections.emptyList(), new MetricCollectors());
    return new KsqlContext(serviceContext, ksqlConfig, engine, Injectors.DEFAULT);
}

Example 2 with KafkaTopicClientImpl

use of io.confluent.ksql.services.KafkaTopicClientImpl in project ksql by confluentinc.

the class SecureIntegrationTest method before.

@Before
public void before() {
    TEST_HARNESS.getKafkaCluster().clearAcls();
    outputTopic = "TEST_" + COUNTER.incrementAndGet();
    adminClient = AdminClient.create(new KsqlConfig(getKsqlConfig(SUPER_USER)).getKsqlAdminClientConfigProps());
    topicClient = new KafkaTopicClientImpl(() -> adminClient);
    produceInitData();
}

Example 3 with KafkaTopicClientImpl

use of io.confluent.ksql.services.KafkaTopicClientImpl in project ksql by confluentinc.

the class KsqlRestoreCommandTopic method maybeCleanUpQuery.

private static void maybeCleanUpQuery(final byte[] command, final KsqlConfig ksqlConfig) {
    boolean queryIdFound = false;
    final Map<String, Object> streamsProperties = new HashMap<>(ksqlConfig.getKsqlStreamConfigProps());
    boolean sharedRuntimeQuery = false;
    String queryId = "";
    final JSONObject jsonObject = new JSONObject(new String(command, StandardCharsets.UTF_8));
    if (hasKey(jsonObject, "plan")) {
        final JSONObject plan = jsonObject.getJSONObject("plan");
        if (hasKey(plan, "queryPlan")) {
            final JSONObject queryPlan = plan.getJSONObject("queryPlan");
            queryId = queryPlan.getString("queryId");
            if (hasKey(queryPlan, "runtimeId") && ((Optional<String>) queryPlan.get("runtimeId")).isPresent()) {
                streamsProperties.put(StreamsConfig.APPLICATION_ID_CONFIG, ((Optional<String>) queryPlan.get("runtimeId")).get());
                sharedRuntimeQuery = true;
            } else {
                streamsProperties.put(StreamsConfig.APPLICATION_ID_CONFIG, QueryApplicationId.build(ksqlConfig, true, new QueryId(queryId)));
            }
            queryIdFound = true;
        }
    }
    // the command contains a query, clean up it's internal state store and also the internal topics
    if (queryIdFound) {
        final StreamsConfig streamsConfig = new StreamsConfig(streamsProperties);
        final String topicPrefix = sharedRuntimeQuery ? streamsConfig.getString(StreamsConfig.APPLICATION_ID_CONFIG) : QueryApplicationId.buildInternalTopicPrefix(ksqlConfig, sharedRuntimeQuery) + queryId;
        try {
            final Admin admin = new DefaultKafkaClientSupplier().getAdmin(ksqlConfig.getKsqlAdminClientConfigProps());
            final KafkaTopicClient topicClient = new KafkaTopicClientImpl(() -> admin);
            topicClient.deleteInternalTopics(topicPrefix);
            new StateDirectory(streamsConfig, Time.SYSTEM, true, ksqlConfig.getBoolean(KsqlConfig.KSQL_SHARED_RUNTIME_ENABLED)).clean();
            System.out.println(String.format("Cleaned up internal state store and internal topics for query %s", topicPrefix));
        } catch (final Exception e) {
            System.out.println(String.format("Failed to clean up query %s ", topicPrefix));
        }
    }
}

Example 4 with KafkaTopicClientImpl

use of io.confluent.ksql.services.KafkaTopicClientImpl in project ksql by confluentinc.

the class KsqlRestApplication method buildApplication.

@SuppressWarnings({ "checkstyle:JavaNCSS", "checkstyle:MethodLength", "checkstyle:ParameterNumber" })
static KsqlRestApplication buildApplication(final String metricsPrefix, final KsqlRestConfig restConfig, final Function<Supplier<Boolean>, VersionCheckerAgent> versionCheckerFactory, final int maxStatementRetries, final ServiceContext serviceContext, final Supplier<SchemaRegistryClient> schemaRegistryClientFactory, final ConnectClientFactory connectClientFactory, final Vertx vertx, final KsqlClient sharedClient, final DefaultServiceContextFactory defaultServiceContextFactory, final UserServiceContextFactory userServiceContextFactory, final MetricCollectors metricCollectors) {
    final String ksqlInstallDir = restConfig.getString(KsqlRestConfig.INSTALL_DIR_CONFIG);
    final KsqlConfig ksqlConfig = new KsqlConfig(restConfig.getKsqlConfigProperties());
    final ProcessingLogConfig processingLogConfig = new ProcessingLogConfig(restConfig.getOriginals());
    final ProcessingLogContext processingLogContext = ProcessingLogContext.create(processingLogConfig);
    final MutableFunctionRegistry functionRegistry = new InternalFunctionRegistry();
    if (restConfig.getBoolean(KsqlRestConfig.KSQL_SERVER_ENABLE_UNCAUGHT_EXCEPTION_HANDLER)) {
        Thread.setDefaultUncaughtExceptionHandler(new KsqlUncaughtExceptionHandler(LogManager::shutdown));
    }
    final SpecificQueryIdGenerator specificQueryIdGenerator = new SpecificQueryIdGenerator();
    final String stateDir = ksqlConfig.getKsqlStreamConfigProps().getOrDefault(StreamsConfig.STATE_DIR_CONFIG, StreamsConfig.configDef().defaultValues().get(StreamsConfig.STATE_DIR_CONFIG)).toString();
    final ServiceInfo serviceInfo = ServiceInfo.create(ksqlConfig, metricsPrefix);
    final Map<String, String> metricsTags = ImmutableMap.<String, String>builder().putAll(serviceInfo.customMetricsTags()).put(KsqlConstants.KSQL_SERVICE_ID_METRICS_TAG, serviceInfo.serviceId()).build();
    StorageUtilizationMetricsReporter.configureShared(new File(stateDir), metricCollectors.getMetrics(), ksqlConfig.getStringAsMap(KsqlConfig.KSQL_CUSTOM_METRICS_TAGS));
    final ScheduledExecutorService executorService = Executors.newScheduledThreadPool(1, new ThreadFactoryBuilder().setNameFormat("ksql-csu-metrics-reporter-%d").build());
    final ScheduledExecutorService leakedResourcesReporter = Executors.newScheduledThreadPool(1, new ThreadFactoryBuilder().setNameFormat("ksql-leaked-resources-metrics-reporter-%d").build());
    final KsqlEngine ksqlEngine = new KsqlEngine(serviceContext, processingLogContext, functionRegistry, serviceInfo, specificQueryIdGenerator, new KsqlConfig(restConfig.getKsqlConfigProperties()), Collections.emptyList(), metricCollectors);
    final PersistentQuerySaturationMetrics saturation = new PersistentQuerySaturationMetrics(ksqlEngine, new JmxDataPointsReporter(metricCollectors.getMetrics(), "ksqldb_utilization", Duration.ofMinutes(1)), Duration.ofMinutes(5), Duration.ofSeconds(30), ksqlConfig.getStringAsMap(KsqlConfig.KSQL_CUSTOM_METRICS_TAGS));
    executorService.scheduleAtFixedRate(saturation, 0, Duration.ofMinutes(1).toMillis(), TimeUnit.MILLISECONDS);
    final int transientQueryCleanupServicePeriod = ksqlConfig.getInt(KsqlConfig.KSQL_TRANSIENT_QUERY_CLEANUP_SERVICE_PERIOD_SECONDS);
    final LeakedResourcesMetrics leaked = new LeakedResourcesMetrics(ksqlEngine, new JmxDataPointsReporter(metricCollectors.getMetrics(), ReservedInternalTopics.KSQL_INTERNAL_TOPIC_PREFIX + ksqlConfig.getString(KsqlConfig.KSQL_SERVICE_ID_CONFIG) + ".leaked_resources_metrics", Duration.ofSeconds(transientQueryCleanupServicePeriod)), ksqlConfig.getStringAsMap(KsqlConfig.KSQL_CUSTOM_METRICS_TAGS));
    leakedResourcesReporter.scheduleAtFixedRate(leaked, 0, transientQueryCleanupServicePeriod, TimeUnit.SECONDS);
    UserFunctionLoader.newInstance(ksqlConfig, functionRegistry, ksqlInstallDir, metricCollectors.getMetrics()).load();
    final String commandTopicName = ReservedInternalTopics.commandTopic(ksqlConfig);
    final Admin internalAdmin = createCommandTopicAdminClient(restConfig, ksqlConfig);
    final KafkaTopicClient internalTopicClient = new KafkaTopicClientImpl(() -> internalAdmin);
    final CommandStore commandStore = CommandStore.Factory.create(ksqlConfig, commandTopicName, Duration.ofMillis(restConfig.getLong(DISTRIBUTED_COMMAND_RESPONSE_TIMEOUT_MS_CONFIG)), ksqlConfig.addConfluentMetricsContextConfigsKafka(restConfig.getCommandConsumerProperties()), ksqlConfig.addConfluentMetricsContextConfigsKafka(restConfig.getCommandProducerProperties()), internalTopicClient);
    final InteractiveStatementExecutor statementExecutor = new InteractiveStatementExecutor(serviceContext, ksqlEngine, specificQueryIdGenerator);
    final StatusResource statusResource = new StatusResource(statementExecutor);
    final VersionCheckerAgent versionChecker = versionCheckerFactory.apply(ksqlEngine::hasActiveQueries);
    final ServerState serverState = new ServerState();
    final KsqlSecurityExtension securityExtension = loadSecurityExtension(ksqlConfig);
    final KsqlSecurityContextProvider ksqlSecurityContextProvider = new DefaultKsqlSecurityContextProvider(securityExtension, defaultServiceContextFactory, userServiceContextFactory, ksqlConfig, schemaRegistryClientFactory, connectClientFactory, sharedClient);
    final Optional<AuthenticationPlugin> securityHandlerPlugin = loadAuthenticationPlugin(restConfig);
    final Optional<KsqlAuthorizationValidator> authorizationValidator = KsqlAuthorizationValidatorFactory.create(ksqlConfig, serviceContext, securityExtension.getAuthorizationProvider());
    final Errors errorHandler = new Errors(restConfig.getConfiguredInstance(KsqlRestConfig.KSQL_SERVER_ERROR_MESSAGES, ErrorMessages.class));
    final ConnectServerErrors connectErrorHandler = loadConnectErrorHandler(ksqlConfig);
    final Optional<LagReportingAgent> lagReportingAgent = initializeLagReportingAgent(restConfig, ksqlEngine, serviceContext);
    final Optional<HeartbeatAgent> heartbeatAgent = initializeHeartbeatAgent(restConfig, ksqlEngine, serviceContext, lagReportingAgent);
    final RoutingFilterFactory routingFilterFactory = initializeRoutingFilterFactory(ksqlConfig, heartbeatAgent, lagReportingAgent);
    final RateLimiter pullQueryRateLimiter = new RateLimiter(ksqlConfig.getInt(KsqlConfig.KSQL_QUERY_PULL_MAX_QPS_CONFIG), "pull", metricCollectors.getMetrics(), metricsTags);
    final ConcurrencyLimiter pullQueryConcurrencyLimiter = new ConcurrencyLimiter(ksqlConfig.getInt(KsqlConfig.KSQL_QUERY_PULL_MAX_CONCURRENT_REQUESTS_CONFIG), "pull", metricCollectors.getMetrics(), metricsTags);
    final SlidingWindowRateLimiter pullBandRateLimiter = new SlidingWindowRateLimiter(ksqlConfig.getInt(KsqlConfig.KSQL_QUERY_PULL_MAX_HOURLY_BANDWIDTH_MEGABYTES_CONFIG), NUM_MILLISECONDS_IN_HOUR, "pull", metricCollectors.getMetrics(), metricsTags);
    final SlidingWindowRateLimiter scalablePushBandRateLimiter = new SlidingWindowRateLimiter(ksqlConfig.getInt(KsqlConfig.KSQL_QUERY_PUSH_V2_MAX_HOURLY_BANDWIDTH_MEGABYTES_CONFIG), NUM_MILLISECONDS_IN_HOUR, "push", metricCollectors.getMetrics(), metricsTags);
    final DenyListPropertyValidator denyListPropertyValidator = new DenyListPropertyValidator(ksqlConfig.getList(KsqlConfig.KSQL_PROPERTIES_OVERRIDES_DENYLIST));
    final Optional<PullQueryExecutorMetrics> pullQueryMetrics = ksqlConfig.getBoolean(KsqlConfig.KSQL_QUERY_PULL_METRICS_ENABLED) ? Optional.of(new PullQueryExecutorMetrics(ksqlEngine.getServiceId(), ksqlConfig.getStringAsMap(KsqlConfig.KSQL_CUSTOM_METRICS_TAGS), Time.SYSTEM, metricCollectors.getMetrics())) : Optional.empty();
    final Optional<ScalablePushQueryMetrics> scalablePushQueryMetrics = ksqlConfig.getBoolean(KsqlConfig.KSQL_QUERY_PUSH_V2_ENABLED) ? Optional.of(new ScalablePushQueryMetrics(ksqlEngine.getServiceId(), ksqlConfig.getStringAsMap(KsqlConfig.KSQL_CUSTOM_METRICS_TAGS), Time.SYSTEM, metricCollectors.getMetrics())) : Optional.empty();
    final HARouting pullQueryRouting = new HARouting(routingFilterFactory, pullQueryMetrics, ksqlConfig);
    final PushRouting pushQueryRouting = new PushRouting();
    final Optional<LocalCommands> localCommands = createLocalCommands(restConfig, ksqlEngine);
    final QueryExecutor queryExecutor = new QueryExecutor(ksqlEngine, restConfig, ksqlConfig, pullQueryMetrics, scalablePushQueryMetrics, pullQueryRateLimiter, pullQueryConcurrencyLimiter, pullBandRateLimiter, scalablePushBandRateLimiter, pullQueryRouting, pushQueryRouting, localCommands);
    final StreamedQueryResource streamedQueryResource = new StreamedQueryResource(ksqlEngine, restConfig, commandStore, Duration.ofMillis(restConfig.getLong(KsqlRestConfig.STREAMED_QUERY_DISCONNECT_CHECK_MS_CONFIG)), Duration.ofMillis(restConfig.getLong(DISTRIBUTED_COMMAND_RESPONSE_TIMEOUT_MS_CONFIG)), versionChecker::updateLastRequestTime, authorizationValidator, errorHandler, denyListPropertyValidator, queryExecutor);
    final List<String> managedTopics = new LinkedList<>();
    managedTopics.add(commandTopicName);
    if (processingLogConfig.getBoolean(ProcessingLogConfig.TOPIC_AUTO_CREATE)) {
        managedTopics.add(ProcessingLogServerUtils.getTopicName(processingLogConfig, ksqlConfig));
    }
    final CommandRunner commandRunner = new CommandRunner(statementExecutor, commandStore, maxStatementRetries, new ClusterTerminator(ksqlEngine, serviceContext, managedTopics), serverState, ksqlConfig.getString(KsqlConfig.KSQL_SERVICE_ID_CONFIG), Duration.ofMillis(restConfig.getLong(KsqlRestConfig.KSQL_COMMAND_RUNNER_BLOCKED_THRESHHOLD_ERROR_MS)), metricsPrefix, InternalTopicSerdes.deserializer(Command.class), errorHandler, internalTopicClient, commandTopicName, metricCollectors.getMetrics());
    final KsqlResource ksqlResource = new KsqlResource(ksqlEngine, commandRunner, Duration.ofMillis(restConfig.getLong(DISTRIBUTED_COMMAND_RESPONSE_TIMEOUT_MS_CONFIG)), versionChecker::updateLastRequestTime, authorizationValidator, errorHandler, connectErrorHandler, denyListPropertyValidator);
    final List<KsqlServerPrecondition> preconditions = restConfig.getConfiguredInstances(KsqlRestConfig.KSQL_SERVER_PRECONDITIONS, KsqlServerPrecondition.class);
    final List<KsqlConfigurable> configurables = ImmutableList.of(ksqlResource, streamedQueryResource, statementExecutor);
    final Consumer<KsqlConfig> rocksDBConfigSetterHandler = RocksDBConfigSetterHandler::maybeConfigureRocksDBConfigSetter;
    return new KsqlRestApplication(serviceContext, ksqlEngine, ksqlConfig, restConfig, commandRunner, commandStore, statusResource, streamedQueryResource, ksqlResource, versionChecker, ksqlSecurityContextProvider, securityExtension, securityHandlerPlugin, serverState, processingLogContext, preconditions, configurables, rocksDBConfigSetterHandler, heartbeatAgent, lagReportingAgent, vertx, denyListPropertyValidator, pullQueryMetrics, scalablePushQueryMetrics, localCommands, queryExecutor, metricCollectors, internalTopicClient, internalAdmin);
}