| /******************************************************************************* |
| * Copyright (c) 2007, 2015 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - Initial API and implementation |
| * Patrick Tasse - [462418] use stored password on non-preferred password based authentication |
| * Martin Oberhuber - [468889] Support Eclipse older than Mars |
| *******************************************************************************/ |
| package org.eclipse.remote.internal.jsch.core; |
| |
| import java.net.PasswordAuthentication; |
| |
| import org.eclipse.remote.core.IRemoteConnectionHostService; |
| import org.eclipse.remote.core.IUserAuthenticatorService; |
| import org.eclipse.remote.internal.jsch.core.messages.Messages; |
| |
| import com.jcraft.jsch.UIKeyboardInteractive; |
| import com.jcraft.jsch.UserInfo; |
| |
| /** |
| * Class to supply credentials from connection attributes without user interaction. |
| */ |
| public class JSchUserInfo implements UserInfo, UIKeyboardInteractive { |
| private boolean logging = false; |
| private boolean firstTryPassphrase = true; |
| |
| private final IRemoteConnectionHostService hostService; |
| private IUserAuthenticatorService userAuthenticatorService; |
| |
| public JSchUserInfo(IRemoteConnectionHostService hostService) { |
| this.hostService = hostService; |
| } |
| |
| public JSchUserInfo(IRemoteConnectionHostService hostService, IUserAuthenticatorService userAuthenticatorService) { |
| this(hostService); |
| this.userAuthenticatorService = userAuthenticatorService; |
| } |
| |
| @Override |
| public String getPassphrase() { |
| if (logging) { |
| System.out.println("getPassphrase"); //$NON-NLS-1$ |
| } |
| return hostService.getPassphrase(); |
| } |
| |
| @Override |
| public String getPassword() { |
| if (logging) { |
| System.out.println("getPassword"); //$NON-NLS-1$ |
| } |
| return hostService.getPassword(); |
| } |
| |
| @Override |
| public String[] promptKeyboardInteractive(String destination, String name, String instruction, String[] prompt, |
| boolean[] echo) { |
| if (logging) { |
| System.out.println("promptKeyboardInteractive:" + destination + ":" + name + ":" + instruction); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$ |
| for (String p : prompt) { |
| System.out.println(" " + p); //$NON-NLS-1$ |
| } |
| } |
| |
| if (userAuthenticatorService != null) { |
| String[] result = userAuthenticatorService.prompt(destination, name, instruction, prompt, echo); |
| if (result != null) { |
| if (prompt.length == 1 && prompt[0].trim().equalsIgnoreCase("password:")) { //$NON-NLS-1$ |
| hostService.setPassword(result[0]); |
| } |
| } |
| return result; |
| } |
| return null; |
| } |
| |
| @Override |
| public boolean promptPassphrase(String message) { |
| if (logging) { |
| System.out.println("promptPassphrase:" + message); //$NON-NLS-1$ |
| } |
| if (firstTryPassphrase && !getPassphrase().equals("")) { //$NON-NLS-1$ |
| firstTryPassphrase = false; |
| return true; |
| } |
| if (userAuthenticatorService != null) { |
| PasswordAuthentication auth = userAuthenticatorService.prompt(hostService.getUsername(), message); |
| if (auth == null) { |
| return false; |
| } |
| hostService.setUsername(auth.getUserName()); |
| hostService.setPassphrase(new String(auth.getPassword())); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean promptPassword(String message) { |
| if (logging) { |
| System.out.println("promptPassword:" + message); //$NON-NLS-1$ |
| } |
| if (userAuthenticatorService != null) { |
| PasswordAuthentication auth = userAuthenticatorService.prompt(hostService.getUsername(), message); |
| if (auth == null) { |
| return false; |
| } |
| hostService.setUsername(auth.getUserName()); |
| hostService.setPassword(new String(auth.getPassword())); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean promptYesNo(String message) { |
| if (logging) { |
| System.out.println("promptYesNo:" + message); //$NON-NLS-1$ |
| } |
| if (userAuthenticatorService != null) { |
| int prompt = userAuthenticatorService.prompt(IUserAuthenticatorService.QUESTION, Messages.AuthInfo_Authentication_message, |
| message, new int[] { IUserAuthenticatorService.YES, IUserAuthenticatorService.NO }, |
| IUserAuthenticatorService.YES); |
| return prompt == IUserAuthenticatorService.YES; |
| } |
| return true; |
| } |
| |
| @Override |
| public void showMessage(String message) { |
| if (logging) { |
| System.out.println("showMessage:" + message); //$NON-NLS-1$ |
| } |
| if (userAuthenticatorService != null) { |
| userAuthenticatorService.prompt(IUserAuthenticatorService.INFORMATION, Messages.AuthInfo_Authentication_message, message, |
| new int[] { IUserAuthenticatorService.OK }, IUserAuthenticatorService.OK); |
| } |
| } |
| } |