/*
 * 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.karaf.shell.osgi;

import org.apache.karaf.shell.console.OsgiCommandSupport;
import org.apache.felix.gogo.commands.Command;
import org.osgi.framework.Bundle;

/**
 * Command to shut down Karaf
 */
@Command(scope = "osgi", name = "shutdown", description = "Shuts the framework down.")
public class Shutdown extends OsgiCommandSupport {

    protected Object doExecute() throws Exception {
        new Thread() {
            public void run() {
                try {
                    Bundle bundle = getBundleContext().getBundle(0);
                    bundle.stop();
                } catch (Exception e) {
                    log.error("Error when shutting down Apache Karaf", e);
                }
            }
        }.start();
        return null;
    }

}

/*
 * 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.karaf.shell.osgi;

import org.apache.karaf.shell.console.OsgiCommandSupport;
import org.apache.felix.gogo.commands.Command;
import org.osgi.framework.Bundle;

/**
 * Command to shut down Karaf
 */
@Command(scope = "osgi", name = "shutdown", description = "Shuts the framework down.")
public class Shutdown extends OsgiCommandSupport {

    protected Object doExecute() throws Exception {
        for (;;) {
            StringBuffer sb = new StringBuffer();
            System.err.println("Do you really want to shutdown (yes/no): ");
            System.err.flush();
            for (;;) {
                int c = session.getKeyboard().read();
                if (c < 0) {
                    return null;
                }
                System.err.print((char) c);
                if (c == '\r' || c == '\n') {
                    break;
                }
                sb.append((char) c);
            }
            String str = sb.toString();
            if (str.equals("yes")) {
                new Thread() {
                    public void run() {
                        try {
                            Bundle bundle = getBundleContext().getBundle(0);
                            bundle.stop();
                        } catch (Exception e) {
                            log.error("Error when shutting down Apache Karaf", e);
                        }
                    }
                }.start();
            }
            return null;
        }
    }

}

Add confirmation message to osgi:shutdown command.