This project has retired. For details please refer to its
Attic page.
001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018 package org.apache.oozie.command.wf;
019
020 import org.apache.oozie.action.control.ControlNodeActionExecutor;
021 import org.apache.oozie.client.WorkflowJob;
022 import org.apache.oozie.client.SLAEvent.SlaAppType;
023 import org.apache.oozie.client.SLAEvent.Status;
024 import org.apache.oozie.client.rest.JsonBean;
025 import org.apache.oozie.ErrorCode;
026 import org.apache.oozie.SLAEventBean;
027 import org.apache.oozie.WorkflowActionBean;
028 import org.apache.oozie.WorkflowJobBean;
029 import org.apache.oozie.XException;
030 import org.apache.oozie.command.CommandException;
031 import org.apache.oozie.command.PreconditionException;
032 import org.apache.oozie.command.coord.CoordActionUpdateXCommand;
033 import org.apache.oozie.executor.jpa.BulkUpdateInsertJPAExecutor;
034 import org.apache.oozie.executor.jpa.JPAExecutorException;
035 import org.apache.oozie.executor.jpa.WorkflowActionsGetForJobJPAExecutor;
036 import org.apache.oozie.executor.jpa.WorkflowJobGetJPAExecutor;
037 import org.apache.oozie.service.ActionService;
038 import org.apache.oozie.service.EventHandlerService;
039 import org.apache.oozie.service.JPAService;
040 import org.apache.oozie.service.Services;
041 import org.apache.oozie.workflow.WorkflowException;
042 import org.apache.oozie.workflow.WorkflowInstance;
043 import org.apache.oozie.workflow.lite.LiteWorkflowInstance;
044 import org.apache.oozie.util.InstrumentUtils;
045 import org.apache.oozie.util.LogUtils;
046 import org.apache.oozie.util.ParamChecker;
047 import org.apache.oozie.util.db.SLADbXOperations;
048
049 import java.util.ArrayList;
050 import java.util.Date;
051 import java.util.List;
052
053 /**
054 * Kill workflow job and its workflow instance and queue a {@link WorkflowActionKillXCommand} to kill the workflow
055 * actions.
056 */
057 @SuppressWarnings("deprecation")
058 public class KillXCommand extends WorkflowXCommand<Void> {
059
060 private String wfId;
061 private WorkflowJobBean wfJob;
062 private List<WorkflowActionBean> actionList;
063 private ActionService actionService;
064 private JPAService jpaService = null;
065 private List<JsonBean> updateList = new ArrayList<JsonBean>();
066 private List<JsonBean> insertList = new ArrayList<JsonBean>();
067
068 public KillXCommand(String wfId) {
069 super("kill", "kill", 1);
070 this.wfId = ParamChecker.notEmpty(wfId, "wfId");
071 }
072
073 @Override
074 protected boolean isLockRequired() {
075 return true;
076 }
077
078 @Override
079 public String getEntityKey() {
080 return this.wfId;
081 }
082
083 @Override
084 public String getKey() {
085 return getName() + "_" + this.wfId;
086 }
087
088 @Override
089 protected void loadState() throws CommandException {
090 try {
091 jpaService = Services.get().get(JPAService.class);
092 if (jpaService != null) {
093 this.wfJob = jpaService.execute(new WorkflowJobGetJPAExecutor(wfId));
094 this.actionList = jpaService.execute(new WorkflowActionsGetForJobJPAExecutor(wfId));
095 LogUtils.setLogInfo(wfJob, logInfo);
096 }
097 else {
098 throw new CommandException(ErrorCode.E0610);
099 }
100 actionService = Services.get().get(ActionService.class);
101 }
102 catch (XException ex) {
103 throw new CommandException(ex);
104 }
105 }
106
107 @Override
108 protected void verifyPrecondition() throws CommandException, PreconditionException {
109 if (wfJob.getStatus() != WorkflowJob.Status.PREP && wfJob.getStatus() != WorkflowJob.Status.RUNNING
110 && wfJob.getStatus() != WorkflowJob.Status.SUSPENDED && wfJob.getStatus() != WorkflowJob.Status.FAILED) {
111 throw new PreconditionException(ErrorCode.E0725, wfJob.getId());
112 }
113 }
114
115 @Override
116 protected Void execute() throws CommandException {
117 LOG.info("STARTED WorkflowKillXCommand for jobId=" + wfId);
118
119 wfJob.setEndTime(new Date());
120
121 if (wfJob.getStatus() != WorkflowJob.Status.FAILED) {
122 InstrumentUtils.incrJobCounter(getName(), 1, getInstrumentation());
123 wfJob.setStatus(WorkflowJob.Status.KILLED);
124 SLAEventBean slaEvent = SLADbXOperations.createStatusEvent(wfJob.getSlaXml(), wfJob.getId(),
125 Status.KILLED, SlaAppType.WORKFLOW_JOB);
126 if(slaEvent != null) {
127 insertList.add(slaEvent);
128 }
129 try {
130 wfJob.getWorkflowInstance().kill();
131 }
132 catch (WorkflowException e) {
133 throw new CommandException(ErrorCode.E0725, e.getMessage(), e);
134 }
135 WorkflowInstance wfInstance = wfJob.getWorkflowInstance();
136 ((LiteWorkflowInstance) wfInstance).setStatus(WorkflowInstance.Status.KILLED);
137 wfJob.setWorkflowInstance(wfInstance);
138 }
139 try {
140 for (WorkflowActionBean action : actionList) {
141 if (action.getStatus() == WorkflowActionBean.Status.RUNNING
142 || action.getStatus() == WorkflowActionBean.Status.DONE) {
143 action.setPending();
144 action.setStatus(WorkflowActionBean.Status.KILLED);
145
146 updateList.add(action);
147
148 queue(new ActionKillXCommand(action.getId(), action.getType()));
149 }
150 else if (action.getStatus() == WorkflowActionBean.Status.PREP
151 || action.getStatus() == WorkflowActionBean.Status.START_RETRY
152 || action.getStatus() == WorkflowActionBean.Status.START_MANUAL
153 || action.getStatus() == WorkflowActionBean.Status.END_RETRY
154 || action.getStatus() == WorkflowActionBean.Status.END_MANUAL) {
155
156 action.setStatus(WorkflowActionBean.Status.KILLED);
157 action.resetPending();
158 SLAEventBean slaEvent = SLADbXOperations.createStatusEvent(action.getSlaXml(), action.getId(),
159 Status.KILLED, SlaAppType.WORKFLOW_ACTION);
160 if(slaEvent != null) {
161 insertList.add(slaEvent);
162 }
163 updateList.add(action);
164 if (EventHandlerService.isEnabled()
165 && !(actionService.getExecutor(action.getType()) instanceof ControlNodeActionExecutor)) {
166 generateEvent(action, wfJob.getUser());
167 }
168 }
169 }
170 wfJob.setLastModifiedTime(new Date());
171 updateList.add(wfJob);
172 jpaService.execute(new BulkUpdateInsertJPAExecutor(updateList, insertList));
173 if (EventHandlerService.isEnabled()) {
174 generateEvent(wfJob);
175 }
176 queue(new NotificationXCommand(wfJob));
177 }
178 catch (JPAExecutorException e) {
179 throw new CommandException(e);
180 }
181 finally {
182 if(wfJob.getStatus() == WorkflowJob.Status.KILLED) {
183 new WfEndXCommand(wfJob).call(); //To delete the WF temp dir
184 }
185 // update coordinator action
186 new CoordActionUpdateXCommand(wfJob).call();
187 }
188
189 LOG.info("ENDED WorkflowKillXCommand for jobId=" + wfId);
190 return null;
191 }
192
193 }