/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.plugin.ssh.key.script;
import org.eclipse.che.api.core.ServerException;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.attribute.PosixFilePermission;
import java.util.EnumSet;
import java.util.Set;
import static java.nio.file.attribute.PosixFilePermission.OWNER_READ;
import static java.nio.file.attribute.PosixFilePermission.OWNER_WRITE;
/**
* Implementation of script that provide ssh connection on Unix
*
* @author Anton Korneta
* @author Alexander Andrienko
*/
public class UnixSshScript extends SshScript {
public UnixSshScript(String host, byte[] sshKey) throws ServerException {
super(host, sshKey);
}
@Override
protected String getSshKeyFileName() {
return "ssh_script";
}
@Override
protected String getSshScriptTemplate() {
return "exec ssh -o IdentitiesOnly=yes -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i \"$ssh_key\" $@";
}
@Override
protected void protectPrivateKeyFile(File sshKey) throws ServerException {
try {
//set permission to -rw-------
Set<PosixFilePermission> permissions = EnumSet.of(OWNER_READ, OWNER_WRITE);
Files.setPosixFilePermissions(sshKey.toPath(), permissions);
} catch (IOException e) {
throw new ServerException("Failed to set file permissions");
}
}
}