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org.apache.openejb.config.RemoteServer Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.openejb.config;
import org.apache.openejb.loader.Options;
import org.apache.openejb.util.Join;
import org.apache.openejb.util.Pipe;
import java.io.File;
import java.io.OutputStream;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
/**
* @version $Rev: 1190004 $ $Date: 2011-10-27 13:37:40 -0700 (Thu, 27 Oct 2011) $
*/
public class RemoteServer {
private static final Options options = new Options(System.getProperties());
private final boolean debug = options.get("openejb.server.debug", false);
private final boolean profile = options.get("openejb.server.profile", false);
private final boolean tomcat;
private final String javaOpts = System.getProperty("java.opts");
/**
* Has the remote server's instance been already running ?
*/
private boolean serverHasAlreadyBeenStarted = true;
private Properties properties;
private Process server;
private final int tries;
private final boolean verbose;
private final int shutdownPort;
public RemoteServer() {
this(options.get("connect.tries", 10), options.get("verbose", false));
}
public RemoteServer(int tries, boolean verbose) {
this.tries = tries;
this.verbose = verbose;
File home = getHome();
tomcat = (home != null) && (new File(new File(home, "bin"), "catalina.sh").exists());
shutdownPort = options.get("server.shutdown.port", tomcat ? 8005 : 4200);
}
public void init(Properties props) {
properties = props;
props.put("java.naming.factory.initial", "org.apache.openejb.client.RemoteInitialContextFactory");
props.put("java.naming.provider.url", options.get("java.naming.provider.url", "127.0.0.1:4201"));
props.put("java.naming.security.principal", "testuser");
props.put("java.naming.security.credentials", "testpassword");
}
public static void main(String[] args) {
assert args.length > 0 : "no arguments supplied: valid argumen -efts are 'start' or 'stop'";
if (args[0].equalsIgnoreCase("start")){
new RemoteServer().start();
} else if (args[0].equalsIgnoreCase("stop")) {
RemoteServer remoteServer = new RemoteServer();
remoteServer.serverHasAlreadyBeenStarted = false;
remoteServer.stop();
} else {
throw new RuntimeException("valid arguments are 'start' or 'stop'");
}
}
public Properties getProperties() {
return properties;
}
public void destroy() {
stop();
}
public void start() {
if (!connect()) {
try {
System.out.println("[] START SERVER");
File home = getHome();
System.out.println("OPENEJB_HOME = "+home.getAbsolutePath());
String systemInfo = "Java " + System.getProperty("java.version") + "; " + System.getProperty("os.name") + "/" + System.getProperty("os.version");
System.out.println("SYSTEM_INFO = "+systemInfo);
serverHasAlreadyBeenStarted = false;
File openejbJar = null;
File javaagentJar = null;
File lib;
if (!tomcat) {
lib = new File(home, "lib");
} else {
lib = new File(new File(new File(home, "webapps"), "openejb"), "lib");
}
for (File file : lib.listFiles()) {
if (file.getName().startsWith("openejb-core") && file.getName().endsWith("jar")){
openejbJar = file;
}
if (file.getName().startsWith("openejb-javaagent") && file.getName().endsWith("jar")){
javaagentJar = file;
}
}
if (openejbJar == null){
throw new IllegalStateException("Cannot find the openejb-core jar in "+lib.getAbsolutePath());
}
if (javaagentJar == null){
throw new IllegalStateException("Cannot find the openejb-javaagent jar in "+lib.getAbsolutePath());
}
//File openejbJar = new File(lib, "openejb-core-" + version + ".jar");
//DMB: If you don't use an array, you get problems with jar paths containing spaces
// the command won't parse correctly
String[] args;
final int debugPort = options.get("server.debug.port", 5005);
if (!tomcat) {
if (debug) {
args = new String[]{"java",
"-XX:+HeapDumpOnOutOfMemoryError",
"-Xdebug",
"-Xnoagent",
"-Djava.compiler=NONE",
"-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=" + debugPort,
"-javaagent:" + javaagentJar.getAbsolutePath(),
"-jar", openejbJar.getAbsolutePath(), "start"
};
} else {
args = new String[]{"java",
"-XX:+HeapDumpOnOutOfMemoryError",
"-javaagent:" + javaagentJar.getAbsolutePath(),
"-jar", openejbJar.getAbsolutePath(), "start"
};
}
} else {
File bin = new File(home, "bin");
File tlib = new File(home, "lib");
File bootstrapJar = new File(bin, "bootstrap.jar");
File juliJar = new File(bin, "tomcat-juli.jar");
File commonsLoggingJar = new File(bin, "commons-logging-api.jar");
File conf = new File(home, "conf");
File loggingProperties = new File(conf, "logging.properties");
File endorsed = new File(home, "endorsed");
File temp = new File(home, "temp");
List argsList = new ArrayList() {};
argsList.add("java");
argsList.add("-XX:+HeapDumpOnOutOfMemoryError");
if (debug) {
argsList.add("-Xdebug");
argsList.add("-Xnoagent");
argsList.add("-Djava.compiler=NONE");
argsList.add("-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=" + debugPort);
}
if (profile) {
String yourkitHome = options.get("yourkit.home","/Applications/YourKit_Java_Profiler_9.5.6.app/bin/mac/");
if (!yourkitHome.endsWith("/")) yourkitHome += "/";
final String yourkitOpts = options.get("yourkit.opts", "disablestacktelemetry,disableexceptiontelemetry,builtinprobes=none,delay=10000,sessionname=Tomcat");
argsList.add("-agentpath:" + yourkitHome + "libyjpagent.jnilib=" + yourkitOpts);
}
if (javaOpts != null) {
final String[] strings = javaOpts.split(" +");
for (String string : strings) {
argsList.add(string);
}
}
argsList.add("-javaagent:" + javaagentJar.getAbsolutePath());
argsList.add("-Dcom.sun.management.jmxremote");
argsList.add("-Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager");
argsList.add("-Djava.util.logging.config.file=" + loggingProperties.getAbsolutePath());
argsList.add("-Djava.io.tmpdir=" + temp.getAbsolutePath());
argsList.add("-Djava.endorsed.dirs=" + endorsed.getAbsolutePath());
argsList.add("-Dcatalina.base=" + home.getAbsolutePath());
argsList.add("-Dcatalina.home=" + home.getAbsolutePath());
argsList.add("-Dcatalina.ext.dirs=" + tlib.getAbsolutePath());
argsList.add("-Dopenejb.servicemanager.enabled=" + Boolean.getBoolean("openejb.servicemanager.enabled"));
argsList.add("-Dorg.apache.catalina.STRICT_SERVLET_COMPLIANCE=true");
argsList.add("-Dorg.apache.tomcat.util.http.ServerCookie.ALLOW_HTTP_SEPARATORS_IN_V0=true");
addIfSet(argsList, "javax.net.ssl.keyStore");
addIfSet(argsList, "javax.net.ssl.keyStorePassword");
addIfSet(argsList, "javax.net.ssl.trustStore");
addIfSet(argsList, "java.protocol.handler.pkgs");
argsList.add("-ea");
argsList.add("-classpath");
String ps = File.pathSeparator;
if (commonsLoggingJar.exists()) {
argsList.add(bootstrapJar.getAbsolutePath() + ps + juliJar.getAbsolutePath() + ps + commonsLoggingJar.getAbsolutePath());
} else {
argsList.add(bootstrapJar.getAbsolutePath() + ps + juliJar.getAbsolutePath());
}
argsList.add("org.apache.catalina.startup.Bootstrap");
argsList.add("start");
args = argsList.toArray(new String[argsList.size()]);
}
if (verbose) {
System.out.println(Join.join("\n", args));
}
server = Runtime.getRuntime().exec(args);
Pipe.pipe(server);
} catch (Exception e) {
throw (RuntimeException)new RuntimeException("Cannot start the server. Exception: "+e.getClass().getName()+": "+e.getMessage()).initCause(e);
}
if (debug) {
if (!connect(Integer.MAX_VALUE)) throw new RuntimeException("Could not connect to server");
} else {
if (!connect(tries)) throw new RuntimeException("Could not connect to server");
}
} else {
if (verbose) System.out.println("[] FOUND STARTED SERVER");
}
}
private void addIfSet(List argsList, String key) {
if (System.getProperties().containsKey(key)) {
argsList.add("-D" + key + "=" + System.getProperty(key));
}
}
private static File getHome() {
String openejbHome = System.getProperty("openejb.home");
if (openejbHome != null) {
return new File(openejbHome);
} else {
return null;
}
}
public void stop() {
if (!serverHasAlreadyBeenStarted) {
try {
System.out.println("[] STOP SERVER");
String command = "SHUTDOWN" + Character.toString((char) 0); // SHUTDOWN + EOF
Socket socket = new Socket("localhost", shutdownPort);
OutputStream out = socket.getOutputStream();
out.write(command.getBytes());
if (server != null) {
server.waitFor();
server = null;
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
private boolean connect() {
return connect(1);
}
private boolean connect(int tries) {
if (verbose) System.out.println("[] CONNECT ATTEMPT " + (this.tries - tries));
//System.out.println("CONNECT "+ tries);
try {
Socket socket = new Socket("localhost", shutdownPort);
OutputStream out = socket.getOutputStream();
out.close();
if (verbose) System.out.println("[] CONNECTED IN " + (this.tries - tries));
} catch (Exception e) {
if (tries < 2) {
if (verbose) System.out.println("[] CONNECT ATTEMPTS FAILED ( " + (this.tries - tries) + " tries)");
return false;
} else {
try {
Thread.sleep(2000);
} catch (Exception e2) {
e.printStackTrace();
}
return connect(--tries);
}
}
return true;
}
}
