Examples with CommandId io.confluent.ksql.rest.server.computation.CommandId used on opensource projects

Example 1 with CommandId

use of io.confluent.ksql.rest.server.computation.CommandId in project ksql by confluentinc.

the class KsqlResource method distributeStatement.

private CommandStatusEntity distributeStatement(String statementText, Statement statement, Map<String, Object> streamsProperties) throws KsqlException {
    CommandId commandId = commandStore.distributeStatement(statementText, statement, streamsProperties);
    CommandStatus commandStatus;
    try {
        commandStatus = statementExecutor.registerQueuedStatement(commandId).get(distributedCommandResponseTimeout, TimeUnit.MILLISECONDS);
    } catch (TimeoutException exception) {
        log.warn("Timeout to get commandStatus, waited {} milliseconds:, statementText:" + statementText, distributedCommandResponseTimeout, exception);
        commandStatus = statementExecutor.getStatus(commandId).get();
    } catch (Exception e) {
        throw new KsqlException(String.format("Could not write the statement '%s' into the command " + "topic.", statementText), e);
    }
    return new CommandStatusEntity(statementText, commandId, commandStatus);
}

Example 2 with CommandId

use of io.confluent.ksql.rest.server.computation.CommandId in project ksql by confluentinc.

the class KsqlRestApplication method buildApplication.

public static KsqlRestApplication buildApplication(KsqlRestConfig restConfig, boolean isUiEnabled, VersionCheckerAgent versionCheckerAgent) throws Exception {
    Map<String, Object> ksqlConfProperties = new HashMap<>();
    ksqlConfProperties.putAll(restConfig.getKsqlConfigProperties());
    KsqlConfig ksqlConfig = new KsqlConfig(ksqlConfProperties);
    adminClient = AdminClient.create(ksqlConfig.getKsqlAdminClientConfigProps());
    KsqlEngine ksqlEngine = new KsqlEngine(ksqlConfig, new KafkaTopicClientImpl(adminClient));
    KafkaTopicClient topicClient = ksqlEngine.getTopicClient();
    final String kafkaClusterId;
    try {
        kafkaClusterId = adminClient.describeCluster().clusterId().get();
    } catch (final UnsupportedVersionException e) {
        throw new KsqlException("The kafka brokers are incompatible with. " + "KSQL requires broker versions >= 0.10.1.x");
    }
    String commandTopic = restConfig.getCommandTopic(ksqlConfig.getString(KsqlConfig.KSQL_SERVICE_ID_CONFIG));
    ensureCommandTopic(restConfig, topicClient, commandTopic);
    Map<String, Expression> commandTopicProperties = new HashMap<>();
    commandTopicProperties.put(DdlConfig.VALUE_FORMAT_PROPERTY, new StringLiteral("json"));
    commandTopicProperties.put(DdlConfig.KAFKA_TOPIC_NAME_PROPERTY, new StringLiteral(commandTopic));
    ksqlEngine.getDdlCommandExec().execute(new RegisterTopicCommand(new RegisterTopic(QualifiedName.of(COMMANDS_KSQL_TOPIC_NAME), false, commandTopicProperties)));
    ksqlEngine.getDdlCommandExec().execute(new CreateStreamCommand("statementText", new CreateStream(QualifiedName.of(COMMANDS_STREAM_NAME), Collections.singletonList(new TableElement("STATEMENT", "STRING")), false, Collections.singletonMap(DdlConfig.TOPIC_NAME_PROPERTY, new StringLiteral(COMMANDS_KSQL_TOPIC_NAME))), Collections.emptyMap(), ksqlEngine.getTopicClient(), true));
    Map<String, Object> commandConsumerProperties = restConfig.getCommandConsumerProperties();
    KafkaConsumer<CommandId, Command> commandConsumer = new KafkaConsumer<>(commandConsumerProperties, getJsonDeserializer(CommandId.class, true), getJsonDeserializer(Command.class, false));
    KafkaProducer<CommandId, Command> commandProducer = new KafkaProducer<>(restConfig.getCommandProducerProperties(), getJsonSerializer(true), getJsonSerializer(false));
    CommandStore commandStore = new CommandStore(commandTopic, commandConsumer, commandProducer, new CommandIdAssigner(ksqlEngine.getMetaStore()));
    StatementParser statementParser = new StatementParser(ksqlEngine);
    StatementExecutor statementExecutor = new StatementExecutor(ksqlEngine, statementParser);
    CommandRunner commandRunner = new CommandRunner(statementExecutor, commandStore);
    RootDocument rootDocument = new RootDocument(isUiEnabled, restConfig.getList(RestConfig.LISTENERS_CONFIG).get(0));
    StatusResource statusResource = new StatusResource(statementExecutor);
    StreamedQueryResource streamedQueryResource = new StreamedQueryResource(ksqlEngine, statementParser, restConfig.getLong(KsqlRestConfig.STREAMED_QUERY_DISCONNECT_CHECK_MS_CONFIG));
    KsqlResource ksqlResource = new KsqlResource(ksqlEngine, commandStore, statementExecutor, restConfig.getLong(KsqlRestConfig.DISTRIBUTED_COMMAND_RESPONSE_TIMEOUT_MS_CONFIG));
    commandRunner.processPriorCommands();
    return new KsqlRestApplication(ksqlEngine, restConfig, commandRunner, rootDocument, statusResource, streamedQueryResource, ksqlResource, isUiEnabled, versionCheckerAgent, new ServerInfo(Version.getVersion(), kafkaClusterId));
}

Example 3 with CommandId

use of io.confluent.ksql.rest.server.computation.CommandId in project ksql by confluentinc.

the class MockStatusResource method getAllStatuses.

@GET
public Response getAllStatuses() {
    Map<CommandId, CommandStatus.Status> statuses = new HashMap<>();
    statuses.put(new CommandId(CommandId.Type.TOPIC, "c1", CommandId.Action.CREATE), CommandStatus.Status.SUCCESS);
    statuses.put(new CommandId(CommandId.Type.TOPIC, "c2", CommandId.Action.CREATE), CommandStatus.Status.ERROR);
    CommandStatuses commandStatuses = new CommandStatuses(statuses);
    return Response.ok(commandStatuses).build();
}

Example 4 with CommandId

use of io.confluent.ksql.rest.server.computation.CommandId in project ksql by confluentinc.

the class StatusResourceTest method testGetStatus.

@Test
public void testGetStatus() throws Exception {
    StatusResource testResource = getTestStatusResource();
    for (Map.Entry<CommandId, CommandStatus> commandEntry : mockCommandStatuses.entrySet()) {
        CommandId commandId = commandEntry.getKey();
        CommandStatus expectedCommandStatus = commandEntry.getValue();
        Object statusEntity = testResource.getStatus(commandId.getType().name(), commandId.getEntity(), commandId.getAction().name()).getEntity();
        assertThat(statusEntity, instanceOf(CommandStatus.class));
        CommandStatus testCommandStatus = (CommandStatus) statusEntity;
        assertEquals(expectedCommandStatus, testCommandStatus);
    }
}

Example 5 with CommandId

use of io.confluent.ksql.rest.server.computation.CommandId in project ksql by confluentinc.

the class KsqlResourceTest method testInstantRegisterTopic.

@Test
public void testInstantRegisterTopic() throws Exception {
    KsqlResource testResource = TestKsqlResourceUtil.get(ksqlEngine, ksqlRestConfig);
    final String ksqlTopic = "FOO";
    final String kafkaTopic = "bar";
    final String format = "json";
    final String ksqlString = String.format("REGISTER TOPIC %s WITH (kafka_topic='%s', value_format='%s');", ksqlTopic, kafkaTopic, format);
    final Map<String, Expression> createTopicProperties = new HashMap<>();
    createTopicProperties.put(DdlConfig.KAFKA_TOPIC_NAME_PROPERTY, new StringLiteral(kafkaTopic));
    createTopicProperties.put(DdlConfig.VALUE_FORMAT_PROPERTY, new StringLiteral(format));
    final RegisterTopic ksqlStatement = new RegisterTopic(QualifiedName.of(ksqlTopic), false, createTopicProperties);
    final CommandId commandId = new CommandId(CommandId.Type.TOPIC, ksqlTopic, CommandId.Action.CREATE);
    final CommandStatus commandStatus = new CommandStatus(CommandStatus.Status.QUEUED, "Statement written to command topic");
    final CommandStatusEntity expectedCommandStatusEntity = new CommandStatusEntity(ksqlString, commandId, commandStatus);
    final Map<String, Object> streamsProperties = Collections.emptyMap();
    KsqlEntity testKsqlEntity = makeSingleRequest(testResource, ksqlString, ksqlStatement, streamsProperties, KsqlEntity.class);
    assertEquals(expectedCommandStatusEntity, testKsqlEntity);
}