/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.server;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InterruptedIOException;
import java.io.PrintStream;
import java.util.Arrays;
import org.jboss.as.process.ExitCodes;
import org.jboss.as.process.protocol.StreamUtils;
import org.jboss.as.server.mgmt.domain.HostControllerClient;
import org.jboss.as.server.mgmt.domain.HostControllerConnectionService;
import org.jboss.logmanager.Level;
import org.jboss.logmanager.handlers.ConsoleHandler;
import org.jboss.marshalling.ByteInput;
import org.jboss.marshalling.MarshallerFactory;
import org.jboss.marshalling.Marshalling;
import org.jboss.marshalling.MarshallingConfiguration;
import org.jboss.marshalling.SimpleClassResolver;
import org.jboss.marshalling.Unmarshaller;
import org.jboss.modules.Module;
import org.jboss.modules.ModuleIdentifier;
import org.jboss.msc.service.ServiceActivator;
import org.jboss.msc.service.ServiceActivatorContext;
import org.jboss.msc.service.ServiceContainer;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.stdio.LoggingOutputStream;
import org.jboss.stdio.NullInputStream;
import org.jboss.stdio.SimpleStdioContextSelector;
import org.jboss.stdio.StdioContext;
import org.jboss.threads.AsyncFuture;
/**
* The main entry point for domain-managed server instances.
*
* @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
*/
public final class DomainServerMain {
private DomainServerMain() {
}
/**
* Main entry point. Reads and executes the command object from standard input.
*
* @param args ignored
*/
public static void main(String[] args) {
final InputStream initialInput = System.in;
final PrintStream initialError = System.err;
// Make sure our original stdio is properly captured.
try {
Class.forName(ConsoleHandler.class.getName(), true, ConsoleHandler.class.getClassLoader());
} catch (Throwable ignored) {
}
// Install JBoss Stdio to avoid any nasty crosstalk.
StdioContext.install();
final StdioContext context = StdioContext.create(
new NullInputStream(),
new LoggingOutputStream(org.jboss.logmanager.Logger.getLogger("stdout"), Level.INFO),
new LoggingOutputStream(org.jboss.logmanager.Logger.getLogger("stderr"), Level.ERROR)
);
StdioContext.setStdioContextSelector(new SimpleStdioContextSelector(context));
final byte[] authKey = new byte[16];
try {
org.jboss.as.process.protocol.StreamUtils.readFully(initialInput, authKey);
} catch (IOException e) {
e.printStackTrace();
System.exit(ExitCodes.FAILED);
throw new IllegalStateException(); // not reached
}
final MarshallerFactory factory = Marshalling.getMarshallerFactory("river", DomainServerMain.class.getClassLoader());
final Unmarshaller unmarshaller;
final ByteInput byteInput;
final AsyncFuture<ServiceContainer> containerFuture;
try {
Module.registerURLStreamHandlerFactoryModule(Module.getBootModuleLoader().loadModule(ModuleIdentifier.create("org.jboss.vfs")));
final MarshallingConfiguration configuration = new MarshallingConfiguration();
configuration.setVersion(2);
configuration.setClassResolver(new SimpleClassResolver(DomainServerMain.class.getClassLoader()));
unmarshaller = factory.createUnmarshaller(configuration);
byteInput = Marshalling.createByteInput(initialInput);
unmarshaller.start(byteInput);
final ServerTask task = unmarshaller.readObject(ServerTask.class);
unmarshaller.finish();
containerFuture = task.run(Arrays.<ServiceActivator>asList(new ServiceActivator() {
@Override
public void activate(final ServiceActivatorContext serviceActivatorContext) {
// TODO activate host controller client service
}
}));
} catch (Exception e) {
e.printStackTrace(initialError);
System.exit(ExitCodes.FAILED);
throw new IllegalStateException(); // not reached
} finally {
}
for (;;) try {
final String hostName = StreamUtils.readUTFZBytes(initialInput);
final int port = StreamUtils.readInt(initialInput);
final boolean managementSubsystemEndpoint = StreamUtils.readBoolean(initialInput);
final byte[] asAuthKey = new byte[16];
StreamUtils.readFully(initialInput, asAuthKey);
// Get the host-controller server client
final ServiceContainer container = containerFuture.get();
final HostControllerClient client = getRequiredService(container, HostControllerConnectionService.SERVICE_NAME, HostControllerClient.class);
// Reconnect to the host-controller
client.reconnect(hostName, port, asAuthKey, managementSubsystemEndpoint);
} catch (InterruptedIOException e) {
Thread.interrupted();
// ignore
} catch (EOFException e) {
// this means it's time to exit
break;
} catch (Exception e) {
e.printStackTrace();
break;
}
// Once the input stream is cut off, shut down
System.exit(ExitCodes.NORMAL);
throw new IllegalStateException(); // not reached
}
static <T> T getRequiredService(final ServiceContainer container, final ServiceName serviceName, Class<T> type) {
final ServiceController<?> controller = container.getRequiredService(serviceName);
return type.cast(controller.getValue());
}
}