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.bundle;
019    
020    import java.util.Date;
021    import java.util.List;
022    
023    import org.apache.oozie.BundleActionBean;
024    import org.apache.oozie.BundleJobBean;
025    import org.apache.oozie.ErrorCode;
026    import org.apache.oozie.client.Job;
027    import org.apache.oozie.command.CommandException;
028    import org.apache.oozie.command.PreconditionException;
029    import org.apache.oozie.command.SuspendTransitionXCommand;
030    import org.apache.oozie.command.coord.CoordSuspendXCommand;
031    import org.apache.oozie.executor.jpa.BulkUpdateInsertJPAExecutor;
032    import org.apache.oozie.executor.jpa.BundleActionsGetJPAExecutor;
033    import org.apache.oozie.executor.jpa.BundleJobGetJPAExecutor;
034    import org.apache.oozie.executor.jpa.JPAExecutorException;
035    import org.apache.oozie.service.JPAService;
036    import org.apache.oozie.service.Services;
037    import org.apache.oozie.util.InstrumentUtils;
038    import org.apache.oozie.util.ParamChecker;
039    import org.apache.oozie.util.LogUtils;
040    
041    public class BundleJobSuspendXCommand extends SuspendTransitionXCommand {
042        private final String jobId;
043        private JPAService jpaService;
044        private List<BundleActionBean> bundleActions;
045        private BundleJobBean bundleJob;
046    
047        public BundleJobSuspendXCommand(String id) {
048            super("bundle_suspend", "bundle_suspend", 1);
049            this.jobId = ParamChecker.notEmpty(id, "id");
050        }
051    
052        /* (non-Javadoc)
053         * @see org.apache.oozie.command.TransitionXCommand#getJob()
054         */
055        @Override
056        public Job getJob() {
057            return bundleJob;
058        }
059    
060        /* (non-Javadoc)
061         * @see org.apache.oozie.command.TransitionXCommand#notifyParent()
062         */
063        @Override
064        public void notifyParent() throws CommandException {
065        }
066    
067        /* (non-Javadoc)
068         * @see org.apache.oozie.command.TransitionXCommand#setJob(org.apache.oozie.client.Job)
069         */
070        @Override
071        public void setJob(Job job) {
072        }
073    
074        /* (non-Javadoc)
075         * @see org.apache.oozie.command.SuspendTransitionXCommand#performWrites()
076         */
077        @Override
078        public void performWrites() throws CommandException {
079            try {
080                jpaService.execute(new BulkUpdateInsertJPAExecutor(updateList, null));
081            }
082            catch (JPAExecutorException e) {
083                throw new CommandException(e);
084            }
085        }
086    
087        /* (non-Javadoc)
088         * @see org.apache.oozie.command.XCommand#getEntityKey()
089         */
090        @Override
091        public String getEntityKey() {
092            return this.jobId;
093        }
094    
095        /* (non-Javadoc)
096         * @see org.apache.oozie.command.XCommand#isLockRequired()
097         */
098        @Override
099        protected boolean isLockRequired() {
100            return true;
101        }
102    
103        /* (non-Javadoc)
104         * @see org.apache.oozie.command.XCommand#loadState()
105         */
106        @Override
107        protected void loadState() throws CommandException {
108            jpaService = Services.get().get(JPAService.class);
109            if (jpaService == null) {
110                throw new CommandException(ErrorCode.E0610);
111            }
112    
113            try {
114                bundleJob = jpaService.execute(new BundleJobGetJPAExecutor(jobId));
115            }
116            catch (Exception Ex) {
117                throw new CommandException(ErrorCode.E0604, jobId);
118            }
119    
120            try {
121                bundleActions = jpaService.execute(new BundleActionsGetJPAExecutor(jobId));
122            }
123            catch (Exception Ex) {
124                throw new CommandException(ErrorCode.E1311, jobId);
125            }
126    
127            LogUtils.setLogInfo(bundleJob, logInfo);
128        }
129    
130        /* (non-Javadoc)
131         * @see org.apache.oozie.command.XCommand#verifyPrecondition()
132         */
133        @Override
134        protected void verifyPrecondition() throws CommandException, PreconditionException {
135            if (bundleJob.getStatus() == Job.Status.SUCCEEDED || bundleJob.getStatus() == Job.Status.FAILED
136                    || bundleJob.getStatus() == Job.Status.KILLED || bundleJob.getStatus() == Job.Status.DONEWITHERROR) {
137                LOG.info("BundleJobSuspendXCommand is not going to execute because job either succeeded, failed, killed, or donewitherror; id = "
138                                + jobId + ", status = " + bundleJob.getStatus());
139                throw new PreconditionException(ErrorCode.E1312, jobId, bundleJob.getStatus().toString());
140            }
141        }
142    
143        /* (non-Javadoc)
144         * @see org.apache.oozie.command.TransitionXCommand#updateJob()
145         */
146        @Override
147        public void updateJob() {
148            InstrumentUtils.incrJobCounter("bundle_suspend", 1, null);
149            bundleJob.setSuspendedTime(new Date());
150            bundleJob.setLastModifiedTime(new Date());
151    
152            LOG.debug("Suspend bundle job id = " + jobId + ", status = " + bundleJob.getStatus() + ", pending = " + bundleJob.isPending());
153            updateList.add(bundleJob);
154        }
155    
156        @Override
157        public void suspendChildren() throws CommandException {
158            for (BundleActionBean action : this.bundleActions) {
159                if (action.getStatus() == Job.Status.RUNNING || action.getStatus() == Job.Status.RUNNINGWITHERROR
160                        || action.getStatus() == Job.Status.PREP || action.getStatus() == Job.Status.PAUSED
161                        || action.getStatus() == Job.Status.PAUSEDWITHERROR) {
162                    // queue a CoordSuspendXCommand
163                    if (action.getCoordId() != null) {
164                        queue(new CoordSuspendXCommand(action.getCoordId()));
165                        updateBundleAction(action);
166                        LOG.debug("Suspend bundle action = [{0}], new status = [{1}], pending = [{2}] and queue CoordSuspendXCommand for [{3}]",
167                                action.getBundleActionId(), action.getStatus(), action.getPending(), action.getCoordId());
168                    } else {
169                        updateBundleAction(action);
170                        LOG.debug("Suspend bundle action = [{0}], new status = [{1}], pending = [{2}] and coord id is null",
171                                action.getBundleActionId(), action.getStatus(), action.getPending());
172                    }
173    
174                }
175            }
176            LOG.debug("Suspended bundle actions for the bundle=[{0}]", jobId);
177        }
178    
179        private void updateBundleAction(BundleActionBean action) {
180            if (action.getStatus() == Job.Status.PREP) {
181                action.setStatus(Job.Status.PREPSUSPENDED);
182            }
183            else if (action.getStatus() == Job.Status.RUNNING) {
184                action.setStatus(Job.Status.SUSPENDED);
185            }
186            else if (action.getStatus() == Job.Status.RUNNINGWITHERROR) {
187                action.setStatus(Job.Status.SUSPENDEDWITHERROR);
188            }
189            else if (action.getStatus() == Job.Status.PAUSED) {
190                action.setStatus(Job.Status.SUSPENDED);
191            }
192            else if (action.getStatus() == Job.Status.PAUSEDWITHERROR) {
193                action.setStatus(Job.Status.SUSPENDEDWITHERROR);
194            }
195    
196            action.incrementAndGetPending();
197            action.setLastModifiedTime(new Date());
198            updateList.add(action);
199        }
200    }