/*
* The MIT License
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package hudson;
import hudson.util.DualOutputStream;
import hudson.util.EncodingStream;
import com.thoughtworks.xstream.core.util.Base64Encoder;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.HttpRetryException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
import java.nio.charset.Charset;
/**
* Entry point to Hudson from command line.
*
* <p>
* This tool runs another process and sends its result to Hudson.
*
* @author Kohsuke Kawaguchi
*/
public class Main {
public static void main(String[] args) {
try {
System.exit(run(args));
} catch (Exception e) {
e.printStackTrace();
System.exit(-1);
}
}
public static int run(String[] args) throws Exception {
String home = getHudsonHome();
if (home==null) {
System.err.println("HUDSON_HOME is not set.");
return -1;
}
if (args.length < 2) {
System.err.println("Usage: <job-name> <command> <args..>");
return -1;
}
return remotePost(args);
}
private static String getHudsonHome() {
return EnvVars.masterEnvVars.get("HUDSON_HOME");
}
/**
* Run command and place the result to a remote Hudson installation
*/
public static int remotePost(String[] args) throws Exception {
String projectName = args[0];
String home = getHudsonHome();
if(!home.endsWith("/")) home = home + '/'; // make sure it ends with '/'
// check for authentication info
String auth = new URL(home).getUserInfo();
if(auth != null) auth = "Basic " + new Base64Encoder().encode(auth.getBytes("UTF-8"));
{// check if the home is set correctly
HttpURLConnection con = open(new URL(home));
if (auth != null) con.setRequestProperty("Authorization", auth);
con.connect();
if(con.getResponseCode()!=200
|| con.getHeaderField("X-Hudson")==null) {
System.err.println(home+" is not Hudson ("+con.getResponseMessage()+")");
return -1;
}
}
String projectNameEnc = URLEncoder.encode(projectName,"UTF-8").replaceAll("\\+","%20");
{// check if the job name is correct
HttpURLConnection con = open(new URL(home+"job/"+projectNameEnc+"/acceptBuildResult"));
if (auth != null) con.setRequestProperty("Authorization", auth);
con.connect();
if(con.getResponseCode()!=200) {
System.err.println(projectName+" is not a valid job name on "+home+" ("+con.getResponseMessage()+")");
return -1;
}
}
// get a crumb to pass the csrf check
String crumbField = null, crumbValue = null;
try {
HttpURLConnection con = open(new URL(home +
"crumbIssuer/api/xml?xpath=concat(//crumbRequestField,\":\",//crumb)'"));
if (auth != null) con.setRequestProperty("Authorization", auth);
BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
String line = in.readLine();
in.close();
String[] components = line.split(":");
if (components.length == 2) {
crumbField = components[0];
crumbValue = components[1];
}
} catch (IOException e) {
// presumably this Hudson doesn't use CSRF protection
}
// write the output to a temporary file first.
File tmpFile = File.createTempFile("hudson","log");
try {
FileOutputStream os = new FileOutputStream(tmpFile);
Writer w = new OutputStreamWriter(os,"UTF-8");
w.write("<?xml version='1.0' encoding='UTF-8'?>");
w.write("<run><log encoding='hexBinary' content-encoding='"+Charset.defaultCharset().name()+"'>");
w.flush();
// run the command
long start = System.currentTimeMillis();
List<String> cmd = new ArrayList<String>();
for( int i=1; i<args.length; i++ )
cmd.add(args[i]);
Proc proc = new Proc.LocalProc(cmd.toArray(new String[0]),(String[])null,System.in,
new DualOutputStream(System.out,new EncodingStream(os)));
int ret = proc.join();
w.write("</log><result>"+ret+"</result><duration>"+(System.currentTimeMillis()-start)+"</duration></run>");
w.close();
String location = home+"job/"+projectNameEnc+"/postBuildResult";
while(true) {
try {
// start a remote connection
HttpURLConnection con = open(new URL(location));
if (auth != null) con.setRequestProperty("Authorization", auth);
if (crumbField != null && crumbValue != null) {
con.setRequestProperty(crumbField, crumbValue);
}
con.setDoOutput(true);
// this tells HttpURLConnection not to buffer the whole thing
con.setFixedLengthStreamingMode((int)tmpFile.length());
con.connect();
// send the data
FileInputStream in = new FileInputStream(tmpFile);
Util.copyStream(in,con.getOutputStream());
in.close();
if(con.getResponseCode()!=200) {
Util.copyStream(con.getErrorStream(),System.err);
}
return ret;
} catch (HttpRetryException e) {
if(e.getLocation()!=null) {
// retry with the new location
location = e.getLocation();
continue;
}
// otherwise failed for reasons beyond us.
throw e;
}
}
} finally {
tmpFile.delete();
}
}
/**
* Connects to the given HTTP URL and configure time out, to avoid infinite hang.
*/
private static HttpURLConnection open(URL url) throws IOException {
HttpURLConnection c = (HttpURLConnection)url.openConnection();
c.setReadTimeout(TIMEOUT);
c.setConnectTimeout(TIMEOUT);
return c;
}
/**
* Set to true if we are running unit tests.
*/
public static boolean isUnitTest = false;
/**
* Set to true if we are running inside "mvn hpi:run" or "mvn hudson-dev:run"
*/
public static boolean isDevelopmentMode = Boolean.getBoolean(Main.class.getName()+".development");
/**
* Time out for socket connection to Hudson.
*/
public static final int TIMEOUT = Integer.getInteger(Main.class.getName()+".timeout",15000);
}