191 lines
6.5 KiB
Java
191 lines
6.5 KiB
Java
/*
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*
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* Copyright 2013 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package hudson.plugins.gearman;
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import hudson.model.AbstractBuild;
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import hudson.model.Computer;
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import hudson.model.Executor;
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import hudson.model.Node;
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import hudson.model.Queue;
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import java.io.UnsupportedEncodingException;
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import java.util.List;
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import jenkins.model.Jenkins;
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import org.gearman.client.GearmanJobResult;
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import org.gearman.client.GearmanJobResultImpl;
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import org.gearman.worker.AbstractGearmanFunction;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* This is a gearman function that will cancel/abort jenkins builds
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*
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* @author Khai Do
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*/
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public class StopJobWorker extends AbstractGearmanFunction {
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private static final Logger logger = LoggerFactory
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.getLogger(Constants.PLUGIN_LOGGER_NAME);
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/*
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* The Gearman Function
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* @see org.gearman.worker.AbstractGearmanFunction#executeFunction()
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*/
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@Override
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public GearmanJobResult executeFunction() {
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// decode the uniqueId from the client
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String decodedUniqueId = null;
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if (this.uniqueId != null) {
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try {
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decodedUniqueId = new String(this.uniqueId, "UTF-8");
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} catch (UnsupportedEncodingException e) {
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e.printStackTrace();
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}
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}
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// check build and pass results back to client
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boolean jobResult = true;
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String jobFailureMsg = "";
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String jobWarningMsg = "";
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String jobResultMsg = "";
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if (decodedUniqueId.isEmpty() || decodedUniqueId == null){
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logger.info("---- Client passed in an invalid UUID");
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jobFailureMsg = "I need the job Id please";
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jobResult = false;
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} else {
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// Abort running jenkins build that contain matching uuid
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jobResult = abortBuild(decodedUniqueId);
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if (jobResult){
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jobResultMsg = "Canceled jenkins build " + decodedUniqueId;
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} else {
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jobFailureMsg = "Could not cancel build " + decodedUniqueId;
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jobResult = false;
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}
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}
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GearmanJobResult gjr = new GearmanJobResultImpl(this.jobHandle, jobResult,
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jobResultMsg.getBytes(), jobWarningMsg.getBytes(),
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jobFailureMsg.getBytes(), 0, 0);
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return gjr;
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}
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/**
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* Function to abort a currently running Jenkins build
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* Running Jenkins builds are builds that actively being
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* executed by Jenkins
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*
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* @param uuid
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* The build UUID
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* @return
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* true if build was aborted, otherwise false
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*/
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private boolean abortBuild (String uuid) {
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/*
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* iterate over the executors on master and slave nodes to find the
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* build on the executor with the matching uuid
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*/
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// look at executors on master
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Node masterNode = Computer.currentComputer().getNode();
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Computer masterComp = masterNode.toComputer();
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if (!masterComp.isIdle()) { // ignore idle master
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List<Executor> masterExecutors = masterComp.getExecutors();
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for (Executor executor: masterExecutors) {
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if (executor.isIdle()) { // ignore idle executors
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continue;
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}
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// lookup the running build with matching uuid
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Queue.Executable executable = executor.getCurrentExecutable();
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AbstractBuild<?, ?> currBuild = (AbstractBuild) executable;
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int buildNum = currBuild.getNumber();
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String buildId = currBuild.getId();
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String runNodeName = currBuild.getBuiltOn().getNodeName();
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NodeParametersAction param = currBuild.getAction(NodeParametersAction.class);
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String buildParams = param.getParameters().toString();
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if (param.getUuid().equals(uuid)) {
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logger.info("---- Aborting build : "+buildNum+": "+buildId+" on " + runNodeName
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+" with UUID " + uuid + " and build params " + buildParams);
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// abort the running jenkins build
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if (!executor.isInterrupted()) {
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executor.interrupt();
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return true;
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}
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}
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}
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}
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// look at executors on slave nodes
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List<Node> nodes = Jenkins.getInstance().getNodes();
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if (nodes.isEmpty()) { //NOOP
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return false;
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}
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for (Node node: nodes){
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Computer slave = node.toComputer();
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if (slave.isIdle()) { // ignore all idle slaves
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continue;
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}
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List<Executor> executors = slave.getExecutors();
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for (Executor executor: executors) {
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if (executor.isIdle()) { // ignore idle executors
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continue;
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}
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// lookup the running build with matching uuid
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Queue.Executable executable = executor.getCurrentExecutable();
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AbstractBuild<?, ?> currBuild = (AbstractBuild) executable;
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int buildNum = currBuild.getNumber();
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String buildId = currBuild.getId();
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String runNodeName = currBuild.getBuiltOn().getNodeName();
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NodeParametersAction param = currBuild.getAction(NodeParametersAction.class);
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String buildParams = param.getParameters().toString();
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if (param.getUuid().equals(uuid)) {
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logger.info("---- Aborting build : "+buildNum+": "+buildId+" on " + runNodeName
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+" with UUID " + uuid + " and build params " + buildParams);
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// abort the running jenkins build
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if (!executor.isInterrupted()) {
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executor.interrupt();
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return true;
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}
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}
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}
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}
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return false;
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}
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}
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