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/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.mgmt.domain;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.IOException;
import java.net.URI;
import java.security.GeneralSecurityException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.concurrent.ExecutorService;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import org.jboss.as.controller.ControlledProcessState;
import org.jboss.as.controller.ControlledProcessStateService;
import org.jboss.as.network.NetworkUtils;
import org.jboss.as.protocol.ProtocolConnectionConfiguration;
import org.jboss.as.protocol.StreamUtils;
import org.jboss.as.server.ServerMessages;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import org.jboss.remoting3.Endpoint;
import org.xnio.IoUtils;
import org.xnio.OptionMap;
import org.xnio.Options;
import org.xnio.Sequence;
/**
* Service setting up the connection to the local host controller.
*
* @author Emanuel Muckenhuber
*/
public class HostControllerConnectionService implements Service {
public static final ServiceName SERVICE_NAME = ServiceName.JBOSS.append("host", "controller", "client");
private static final String JBOSS_LOCAL_USER = "JBOSS-LOCAL-USER";
private static final long SERVER_CONNECTION_TIMEOUT = 60000;
private final InjectedValue executorInjector = new InjectedValue();
private final InjectedValue endpointInjector = new InjectedValue();
private final InjectedValue processStateServiceInjectedValue = new InjectedValue();
private final int port;
private final String hostName;
private final String serverName;
private final String userName;
private final String serverProcessName;
private final byte[] initialAuthKey;
private final int connectOperationID;
private final boolean managementSubsystemEndpoint;
private HostControllerClient client;
public HostControllerConnectionService(final String hostName, final int port, final String serverName, final String serverProcessName,
final byte[] authKey, final int connectOperationID,
final boolean managementSubsystemEndpoint) {
this.port = port;
this.hostName = hostName;
this.serverName = serverName;
this.userName = "=" + serverName;
this.serverProcessName = serverProcessName;
this.initialAuthKey = authKey;
this.connectOperationID = connectOperationID;
this.managementSubsystemEndpoint = managementSubsystemEndpoint;
}
@Override
@SuppressWarnings("deprecation")
public synchronized void start(final StartContext context) throws StartException {
final Endpoint endpoint = endpointInjector.getValue();
try {
final URI connectionURI = new URI("remote://" + NetworkUtils.formatPossibleIpv6Address(hostName) + ":" + port);
final OptionMap options = OptionMap.create(Options.SASL_DISALLOWED_MECHANISMS, Sequence.of(JBOSS_LOCAL_USER));
// Create the connection configuration
final ProtocolConnectionConfiguration configuration = ProtocolConnectionConfiguration.create(endpoint, connectionURI, options);
configuration.setCallbackHandler(HostControllerConnection.createClientCallbackHandler(userName, initialAuthKey));
configuration.setConnectionTimeout(SERVER_CONNECTION_TIMEOUT);
configuration.setSslContext(getAcceptingSSLContext());
// Create the connection
final HostControllerConnection connection = new HostControllerConnection(serverProcessName, userName, connectOperationID,
configuration, executorInjector.getValue());
// Trigger the started notification based on the process state listener
final ControlledProcessStateService processService = processStateServiceInjectedValue.getValue();
processService.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(final PropertyChangeEvent evt) {
final ControlledProcessState.State old = (ControlledProcessState.State) evt.getOldValue();
final ControlledProcessState.State current = (ControlledProcessState.State) evt.getNewValue();
if (old == ControlledProcessState.State.STARTING) {
// After starting reload has to be cleared, may still require a restart
if(current == ControlledProcessState.State.RUNNING
|| current == ControlledProcessState.State.RESTART_REQUIRED) {
connection.started();
} else {
IoUtils.safeClose(connection);
}
}
}
});
this.client = new HostControllerClient(serverName, connection.getChannelHandler(), connection, managementSubsystemEndpoint);
} catch (Exception e) {
throw new StartException(e);
}
}
@Override
public synchronized void stop(final StopContext context) {
StreamUtils.safeClose(client);
client = null;
}
@Override
public synchronized HostControllerClient getValue() throws IllegalStateException, IllegalArgumentException {
final HostControllerClient client = this.client;
if(client == null) {
throw new IllegalStateException();
}
return client;
}
public InjectedValue getProcessStateServiceInjectedValue() {
return processStateServiceInjectedValue;
}
public InjectedValue getEndpointInjector() {
return endpointInjector;
}
public InjectedValue getExecutorInjector() { return executorInjector;}
private static SSLContext getAcceptingSSLContext() throws IOException {
/*
* This connection is only a connection back to the local host controller.
*
* The HostController that started this process will have already provided the
* required information regarding the connection so quietly allow the SSL connection
* to be established.
*/
try {
SSLContext sslContext = SSLContext.getInstance("TLS");
TrustManager[] trustManagers = new TrustManager[] { new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
}
public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
}
public X509Certificate[] getAcceptedIssuers() {
return null;
}
} };
sslContext.init(null, trustManagers, null);
return sslContext;
} catch (GeneralSecurityException e) {
throw ServerMessages.MESSAGES.unableToInitialiseSSLContext(e.getMessage());
}
}
}
