/*
* 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.commands.impl;
import java.util.List;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import org.apache.karaf.shell.api.console.Session;
import org.apache.karaf.util.process.PumpStreamHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Execute system processes.
*/
@Command(scope = "shell", name = "exec", description = "Executes system processes.")
@Service
public class ExecuteAction implements Action {
private final Logger log = LoggerFactory.getLogger(getClass());
@Argument(index = 0, name = "command", description = "Execution command with arguments", required = true, multiValued = true)
private List<String> args;
@Reference
Session session;
@Override
public Object execute() throws Exception {
ProcessBuilder builder = new ProcessBuilder(args)
.directory(session.currentDir().toFile());
PumpStreamHandler handler = new PumpStreamHandler(System.in, System.out, System.err, "Command" + args.toString());
log.debug("Executing: {}", builder.command());
Process p = builder.start();
handler.attach(p);
handler.start();
log.debug("Waiting for process to exit...");
int status = p.waitFor();
log.debug("Process exited w/status: {}", status);
handler.stop();
return null;
}
}