mirror of
https://github.com/jenkinsci/jenkins.git
synced 2026-11-13 12:02:20 +00:00
233 lines
8.8 KiB
Java
233 lines
8.8 KiB
Java
/*
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* The MIT License
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*
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* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package hudson;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.InvalidPathException;
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import jenkins.util.SystemProperties;
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import hudson.util.DualOutputStream;
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import hudson.util.EncodingStream;
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import com.thoughtworks.xstream.core.util.Base64Encoder;
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import hudson.util.IOUtils;
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import java.io.File;
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import java.io.IOException;
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import java.io.OutputStreamWriter;
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import java.io.Writer;
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import java.net.HttpRetryException;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.List;
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import java.nio.charset.Charset;
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/**
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* Entry point to Hudson from command line.
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*
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* <p>
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* This tool runs another process and sends its result to Hudson.
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*
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* @author Kohsuke Kawaguchi
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*/
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public class Main {
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/** @see #remotePost */
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public static void main(String[] args) {
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try {
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System.exit(run(args));
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} catch (Exception e) {
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e.printStackTrace();
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System.exit(-1);
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}
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}
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/** @see #remotePost */
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public static int run(String[] args) throws Exception {
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String home = getHudsonHome();
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if (home==null) {
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System.err.println("JENKINS_HOME is not set.");
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return -1;
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}
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if (args.length < 2) {
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System.err.println("Usage: <job-name> <command> <args..>");
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return -1;
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}
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return remotePost(args);
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}
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private static String getHudsonHome() {
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String home = EnvVars.masterEnvVars.get("JENKINS_HOME");
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if (home!=null) return home;
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return EnvVars.masterEnvVars.get("HUDSON_HOME");
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}
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/**
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* Run command and send result to {@code ExternalJob} in the {@code external-monitor-job} plugin.
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* Obsoleted by {@code SetExternalBuildResultCommand} but kept here for compatibility.
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*/
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public static int remotePost(String[] args) throws Exception {
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String projectName = args[0];
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String home = getHudsonHome();
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if(!home.endsWith("/")) home = home + '/'; // make sure it ends with '/'
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// check for authentication info
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String auth = new URL(home).getUserInfo();
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if(auth != null) auth = "Basic " + new Base64Encoder().encode(auth.getBytes(StandardCharsets.UTF_8));
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{// check if the home is set correctly
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HttpURLConnection con = open(new URL(home));
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if (auth != null) con.setRequestProperty("Authorization", auth);
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con.connect();
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if(con.getResponseCode()!=200
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|| con.getHeaderField("X-Hudson")==null) {
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System.err.println(home+" is not Hudson ("+con.getResponseMessage()+")");
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return -1;
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}
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}
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URL jobURL = new URL(home + "job/" + Util.encode(projectName).replace("/", "/job/") + "/");
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{// check if the job name is correct
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HttpURLConnection con = open(new URL(jobURL, "acceptBuildResult"));
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if (auth != null) con.setRequestProperty("Authorization", auth);
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con.connect();
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if(con.getResponseCode()!=200) {
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System.err.println(jobURL + " is not a valid external job (" + con.getResponseCode() + " " + con.getResponseMessage() + ")");
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return -1;
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}
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}
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// get a crumb to pass the csrf check
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String crumbField = null, crumbValue = null;
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try {
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HttpURLConnection con = open(new URL(home +
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"crumbIssuer/api/xml?xpath=concat(//crumbRequestField,\":\",//crumb)'"));
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if (auth != null) con.setRequestProperty("Authorization", auth);
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String line = IOUtils.readFirstLine(con.getInputStream(),"UTF-8");
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String[] components = line.split(":");
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if (components.length == 2) {
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crumbField = components[0];
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crumbValue = components[1];
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}
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} catch (IOException e) {
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// presumably this Hudson doesn't use CSRF protection
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}
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// write the output to a temporary file first.
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File tmpFile = File.createTempFile("jenkins","log");
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try {
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int ret;
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try (OutputStream os = Files.newOutputStream(tmpFile.toPath());
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Writer w = new OutputStreamWriter(os, StandardCharsets.UTF_8)) {
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w.write("<?xml version='1.1' encoding='UTF-8'?>");
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w.write("<run><log encoding='hexBinary' content-encoding='"+Charset.defaultCharset().name()+"'>");
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w.flush();
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// run the command
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long start = System.currentTimeMillis();
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List<String> cmd = new ArrayList<String>();
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for( int i=1; i<args.length; i++ )
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cmd.add(args[i]);
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Proc proc = new Proc.LocalProc(cmd.toArray(new String[0]),(String[])null,System.in,
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new DualOutputStream(System.out,new EncodingStream(os)));
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ret = proc.join();
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w.write("</log><result>"+ret+"</result><duration>"+(System.currentTimeMillis()-start)+"</duration></run>");
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} catch (InvalidPathException e) {
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throw new IOException(e);
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}
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URL location = new URL(jobURL, "postBuildResult");
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while(true) {
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try {
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// start a remote connection
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HttpURLConnection con = open(location);
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if (auth != null) con.setRequestProperty("Authorization", auth);
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if (crumbField != null && crumbValue != null) {
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con.setRequestProperty(crumbField, crumbValue);
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}
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con.setDoOutput(true);
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// this tells HttpURLConnection not to buffer the whole thing
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con.setFixedLengthStreamingMode((int)tmpFile.length());
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con.connect();
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// send the data
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try (InputStream in = Files.newInputStream(tmpFile.toPath())) {
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org.apache.commons.io.IOUtils.copy(in, con.getOutputStream());
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} catch (InvalidPathException e) {
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throw new IOException(e);
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}
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if(con.getResponseCode()!=200) {
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org.apache.commons.io.IOUtils.copy(con.getErrorStream(), System.err);
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}
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return ret;
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} catch (HttpRetryException e) {
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if(e.getLocation()!=null) {
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// retry with the new location
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location = new URL(e.getLocation());
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continue;
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}
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// otherwise failed for reasons beyond us.
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throw e;
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}
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}
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} finally {
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tmpFile.delete();
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}
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}
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/**
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* Connects to the given HTTP URL and configure time out, to avoid infinite hang.
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*/
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private static HttpURLConnection open(URL url) throws IOException {
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HttpURLConnection c = (HttpURLConnection)url.openConnection();
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c.setReadTimeout(TIMEOUT);
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c.setConnectTimeout(TIMEOUT);
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return c;
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}
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/**
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* Set to true if we are running unit tests.
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*/
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public static boolean isUnitTest = false;
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/**
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* Set to true if we are running inside "mvn hpi:run" or "mvn hudson-dev:run"
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*/
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public static boolean isDevelopmentMode = SystemProperties.getBoolean(Main.class.getName()+".development");
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/**
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* Time out for socket connection to Hudson.
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*/
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public static final int TIMEOUT = SystemProperties.getInteger(Main.class.getName()+".timeout",15000);
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}
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