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package com.sun.enterprise.admin.cli.cluster;
import java.io.IOException;
import java.util.*;
import org.glassfish.api.Param;
import org.glassfish.api.admin.CommandException;
import org.glassfish.cluster.ssh.launcher.SSHLauncher;
import org.glassfish.cluster.ssh.sftp.SFTPClient;
import org.glassfish.cluster.ssh.util.SSHUtil;
import org.jvnet.hk2.annotations.Inject;
import org.jvnet.hk2.annotations.Scoped;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.component.PerLookup;
/**
*
* @author Byron Nevins
*/
@Service(name = "uninstall-node-ssh")
@Scoped(PerLookup.class)
public class UninstallNodeSshCommand extends UninstallNodeBaseCommand {
@Param(name = "sshuser", optional = true, defaultValue = "${user.name}")
private String user;
@Param(optional = true, defaultValue = "22", name = "sshport")
private int port;
@Param(optional = true)
private String sshkeyfile;
@Inject
private SSHLauncher sshLauncher;
@Override
String getRawRemoteUser() {
return user;
}
@Override
int getRawRemotePort() {
return port;
}
@Override
String getSshKeyFile() {
return sshkeyfile;
}
@Override
protected void validate() throws CommandException {
super.validate();
if (sshkeyfile == null) {
//if user hasn't specified a key file check if key exists in
//default location
String existingKey = SSHUtil.getExistingKeyFile();
if (existingKey == null) {
promptPass = true;
}
else {
sshkeyfile = existingKey;
}
}
else {
validateKey(sshkeyfile);
}
//we need the key passphrase if key is encrypted
if (sshkeyfile != null && isEncryptedKey()) {
sshkeypassphrase = getSSHPassphrase(true);
}
}
@Override
void deleteFromHosts() throws CommandException {
try {
List<String> files = getListOfInstallFiles(getInstallDir());
for (String host : hosts) {
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpassword, sshkeyfile, sshkeypassphrase, logger);
if (sshkeyfile != null && !sshLauncher.checkConnection()) {
//key auth failed, so use password auth
promptPass = true;
}
if (promptPass) {
sshpassword = getSSHPassword(host);
//re-initialize
sshLauncher.init(getRemoteUser(), host, getRemotePort(), sshpassword, sshkeyfile, sshkeypassphrase, logger);
}
SFTPClient sftpClient = sshLauncher.getSFTPClient();
if (!sftpClient.exists(getInstallDir())) {
throw new IOException(getInstallDir() + " Directory does not exist");
}
deleteRemoteFiles(sftpClient, files, getInstallDir(), getForce());
if (isRemoteDirectoryEmpty(sftpClient, getInstallDir())) {
sftpClient.rmdir(getInstallDir());
}
}
}
catch (CommandException ce) {
throw ce;
}
catch (Exception ex) {
throw new CommandException(ex);
}
}
}