/*
* ProActive Parallel Suite(TM):
* The Open Source library for parallel and distributed
* Workflows & Scheduling, Orchestration, Cloud Automation
* and Big Data Analysis on Enterprise Grids & Clouds.
*
* Copyright (c) 2007 - 2017 ActiveEon
* Contact: contact@activeeon.com
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation: version 3 of
* the License.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* If needed, contact us to obtain a release under GPL Version 2 or 3
* or a different license than the AGPL.
*/
package org.ow2.proactive.process;
import java.net.InetAddress;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class SSHProcessExecutor extends ProcessExecutor {
private static final String SSH_PATH = "ssh";
public static ProcessExecutor createExecutorSaveOutput(String commandName, InetAddress host, String... command) {
return createExecutorSaveOutput(commandName, host, Arrays.asList(command));
}
public static ProcessExecutor createExecutorSaveOutput(String commandName, InetAddress host, List<String> command) {
return createExecutor(commandName, host, false, true, command);
}
public static ProcessExecutor createExecutorPrintOutput(String commandName, InetAddress host, String... command) {
return createExecutorPrintOutput(commandName, host, Arrays.asList(command));
}
public static ProcessExecutor createExecutorPrintOutput(String commandName, InetAddress host,
List<String> command) {
return createExecutor(commandName, host, true, false, command);
}
private static ProcessExecutor createExecutor(String commandName, InetAddress host, boolean printOutput,
boolean saveOutput, List<String> command) {
if (host.isLoopbackAddress()) {
ProcessExecutor executor = new ProcessExecutor(commandName, command, printOutput, saveOutput);
return executor;
} else {
List<String> sshCommand = new ArrayList<>(command.size() + 4);
sshCommand.add(SSH_PATH);
sshCommand.add("-o");
sshCommand.add("StrictHostKeyChecking no");
sshCommand.add(host.getHostName());
sshCommand.addAll(command);
return new SSHProcessExecutor("'" + commandName + " on " + host + "'", sshCommand, printOutput, saveOutput);
}
}
private SSHProcessExecutor(String commandName, List<String> command, boolean printOutput, boolean saveOutput) {
super(commandName, command, printOutput, saveOutput);
}
public boolean isRunningRemotely() {
return true;
}
}