Examples with WSQueryEndpoint io.confluent.ksql.rest.server.resources.streaming.WSQueryEndpoint used on opensource projects

Example 1 with WSQueryEndpoint

use of io.confluent.ksql.rest.server.resources.streaming.WSQueryEndpoint in project ksql by confluentinc.

the class KsqlRestApplication method startAsync.

@Override
public void startAsync() {
    log.debug("Starting the ksqlDB API server");
    this.serverMetadataResource = ServerMetadataResource.create(serviceContext, ksqlConfigNoPort);
    final StatementParser statementParser = new StatementParser(ksqlEngine);
    final Optional<KsqlAuthorizationValidator> authorizationValidator = KsqlAuthorizationValidatorFactory.create(ksqlConfigNoPort, serviceContext, securityExtension.getAuthorizationProvider());
    final Errors errorHandler = new Errors(restConfig.getConfiguredInstance(KsqlRestConfig.KSQL_SERVER_ERROR_MESSAGES, ErrorMessages.class));
    final KsqlRestConfig ksqlRestConfig = new KsqlRestConfig(ksqlConfigNoPort.originals());
    oldApiWebsocketExecutor = MoreExecutors.listeningDecorator(Executors.newScheduledThreadPool(ksqlRestConfig.getInt(KsqlRestConfig.KSQL_WEBSOCKETS_NUM_THREADS), new ThreadFactoryBuilder().setDaemon(true).setNameFormat("websockets-query-thread-%d").build()));
    this.wsQueryEndpoint = new WSQueryEndpoint(ksqlConfigNoPort, statementParser, ksqlEngine, commandStore, oldApiWebsocketExecutor, versionCheckerAgent::updateLastRequestTime, Duration.ofMillis(ksqlRestConfig.getLong(KsqlRestConfig.DISTRIBUTED_COMMAND_RESPONSE_TIMEOUT_MS_CONFIG)), authorizationValidator, errorHandler, denyListPropertyValidator, queryExecutor);
    startAsyncThreadRef.set(Thread.currentThread());
    try {
        final Endpoints endpoints = new KsqlServerEndpoints(ksqlEngine, ksqlConfigNoPort, ksqlSecurityContextProvider, ksqlResource, streamedQueryResource, serverInfoResource, heartbeatResource, clusterStatusResource, statusResource, lagReportingResource, healthCheckResource, serverMetadataResource, wsQueryEndpoint, pullQueryMetrics, queryExecutor);
        apiServer = new Server(vertx, ksqlRestConfig, endpoints, securityExtension, authenticationPlugin, serverState, pullQueryMetrics);
        apiServer.start();
        final KsqlConfig ksqlConfigWithPort = buildConfigWithPort();
        configurables.forEach(c -> c.configure(ksqlConfigWithPort));
        startKsql(ksqlConfigWithPort);
        final Properties metricsProperties = new Properties();
        metricsProperties.putAll(restConfig.getOriginals());
        versionCheckerAgent.start(KsqlModuleType.SERVER, metricsProperties);
        log.info("ksqlDB API server listening on {}", StringUtils.join(getListeners(), ", "));
        displayWelcomeMessage();
    } catch (AbortApplicationStartException e) {
        log.error("Aborting application start", e);
    } finally {
        startAsyncThreadRef.set(null);
    }
}