Zkplo commented on code in PR #11479: URL: https://github.com/apache/inlong/pull/11479#discussion_r1838112167
########## inlong-manager/manager-schedule/src/main/java/org/apache/inlong/manager/schedule/airflow/AirflowScheduleEngine.java: ########## @@ -0,0 +1,233 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.inlong.manager.schedule.airflow; + +import org.apache.inlong.common.bounded.BoundaryType; +import org.apache.inlong.manager.pojo.schedule.ScheduleInfo; +import org.apache.inlong.manager.pojo.schedule.airflow.Connection; +import org.apache.inlong.manager.pojo.schedule.airflow.DAG; +import org.apache.inlong.manager.pojo.schedule.airflow.DAGCollection; +import org.apache.inlong.manager.pojo.schedule.airflow.DAGRun; +import org.apache.inlong.manager.pojo.schedule.airflow.DAGRunConf; +import org.apache.inlong.manager.schedule.ScheduleEngine; +import org.apache.inlong.manager.schedule.ScheduleUnit; +import org.apache.inlong.manager.schedule.airflow.api.AirflowResponse; +import org.apache.inlong.manager.schedule.airflow.api.connection.ConnectionCreator; +import org.apache.inlong.manager.schedule.airflow.api.connection.ConnectionGetter; +import org.apache.inlong.manager.schedule.airflow.api.dag.DAGCollectionUpdater; +import org.apache.inlong.manager.schedule.airflow.api.dag.DAGDeletor; +import org.apache.inlong.manager.schedule.airflow.api.dag.DAGUpdater; +import org.apache.inlong.manager.schedule.airflow.api.dagruns.DAGRunsTrigger; +import org.apache.inlong.manager.schedule.airflow.config.AirflowConfig; +import org.apache.inlong.manager.schedule.airflow.util.DAGUtil; +import org.apache.inlong.manager.schedule.airflow.util.DateUtil; +import org.apache.inlong.manager.schedule.exception.AirflowScheduleException; + +import com.google.common.collect.ImmutableMap; +import org.apache.mina.util.ConcurrentHashSet; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.stereotype.Service; + +import java.io.IOException; +import java.util.Arrays; +import java.util.List; +import java.util.Set; + +import static org.apache.inlong.manager.schedule.airflow.AirFlowAPIConstant.DEFAULT_TIMEZONE; +import static org.apache.inlong.manager.schedule.airflow.AirFlowAPIConstant.INLONG_OFFLINE_DAG_TASK_PREFIX; +import static org.apache.inlong.manager.schedule.airflow.AirFlowAPIConstant.SUBMIT_OFFLINE_JOB_URI; + +/** + * Response for processing the register/unregister/update requests from {@link AirflowScheduleClient} + */ +@Service +public class AirflowScheduleEngine implements ScheduleEngine { + + private static final Logger LOGGER = LoggerFactory.getLogger(AirflowScheduleEngine.class); + private final Set<String> scheduledJobSet = new ConcurrentHashSet<>(); + private AirflowServerClient serverClient; + private AirflowConfig airflowConfig; + + public AirflowScheduleEngine(AirflowServerClient serverClient, AirflowConfig airflowConfig) { + this.serverClient = serverClient; + this.airflowConfig = airflowConfig; + start(); + } + + @Override + public void start() { + try { + // Create authentication information for the Inlong Manger API used by AirFlow + initConnection(); + // Check if DagCleaner and DagCreator exist and unpause them + switchOriginalDAG(false); + // Start all task DAGs and load all DAG ID(Group Id) into the local cache + switchAllTaskDAG(false); + LOGGER.info("Airflow initialization succeeded."); + } catch (Exception e) { + LOGGER.error("Airflow initialization failed : ", e); + } + } + + private void initConnection() throws IOException { + LOGGER.info("Initializing Inlong Manager Connection for Airflow ... "); + // Check if Airflow has the Inlong Connection + AirflowResponse<Connection> response = serverClient.sendRequest( + new ConnectionGetter(airflowConfig.getConnectionId())); + if (!response.isSuccess()) { + Connection newConn = new Connection(airflowConfig.getConnectionId(), "HTTP", "", + airflowConfig.getHost(), airflowConfig.getInlongUsername(), SUBMIT_OFFLINE_JOB_URI, + airflowConfig.getPort(), airflowConfig.getInlongPassword(), ""); + response = serverClient.sendRequest(new ConnectionCreator(newConn)); + LOGGER.info("Connection registration response: {}", response.toString()); + if (!response.isSuccess()) { + throw new AirflowScheduleException("Initialization connection failed."); + } + } + } + + private void switchOriginalDAG(boolean isPaused) throws IOException { + for (String dagId : Arrays.asList(airflowConfig.getDagCleanerId(), airflowConfig.getDagCreatorId())) { + try { + AirflowResponse<DAG> response = serverClient.sendRequest(new DAGUpdater(dagId, isPaused)); + LOGGER.info("isPaused = {}. Switching the response of the original DAG : {}", isPaused, + response.toString()); + if (!response.isSuccess()) { + throw new AirflowScheduleException(dagId + " does not exist or failed to " + + (isPaused ? "stop" : "start") + ". "); + } + } catch (IOException e) { + throw new RuntimeException(e); + } + } + } + + private void switchAllTaskDAG(boolean isPaused) throws IOException { + try { + AirflowResponse<DAGCollection> response = serverClient.sendRequest( + new DAGCollectionUpdater(INLONG_OFFLINE_DAG_TASK_PREFIX, isPaused)); + LOGGER.info("isPaused = {}. Response to switching task DAG : {}", isPaused, response.toString()); + if (!response.isSuccess()) { + throw new AirflowScheduleException("Failed to " + (isPaused ? "stop" : "start") + " task DAGs."); + } + if (!isPaused) { + List<DAG> dagList = response.getData().getDags(); + if (dagList != null) { + dagList.forEach(dag -> scheduledJobSet + .add(dag.getDagId().substring(INLONG_OFFLINE_DAG_TASK_PREFIX.length() - 1))); + } + } + } catch (IOException e) { + throw new RuntimeException(e); + } + } + + @Override + public boolean handleRegister(ScheduleInfo scheduleInfo) { + try { + LOGGER.info("Registering DAG for {}", scheduleInfo.getInlongGroupId()); + return doRegister(scheduleInfo, true); + } catch (Exception e) { + throw new AirflowScheduleException(e.getMessage(), e); + } + } + + @Override + public boolean handleUnregister(String groupId) { + LOGGER.info("Unregistering Airflow Dag with GroupId {} ", groupId); + if (scheduledJobSet.contains(groupId)) { + try { + if (!completelyDelete(DAGUtil.buildDAGIdByGroupId(groupId))) { + return false; + } + } catch (IOException e) { Review Comment: done. -- This is an automated message from the Apache Git Service. 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