123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145 |
- /*
- * Copyright (C) 2009, Google Inc.
- * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com>
- * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- package org.eclipse.jgit.console;
-
- import java.io.Console;
-
- import org.eclipse.jgit.transport.OpenSshConfig;
- import org.eclipse.jgit.transport.SshConfigSessionFactory;
- import org.eclipse.jgit.transport.SshSessionFactory;
-
- import com.jcraft.jsch.Session;
- import com.jcraft.jsch.UIKeyboardInteractive;
- import com.jcraft.jsch.UserInfo;
-
- /**
- * Loads known hosts and private keys from <code>$HOME/.ssh</code>.
- * <p>
- * This is the default implementation used by JGit and provides most of the
- * compatibility necessary to match OpenSSH, a popular implementation of SSH
- * used by C Git.
- * <p>
- * If user interactivity is required by SSH (e.g. to obtain a password) the
- * system console is used to display a prompt to the end-user.
- */
- public class ConsoleSshSessionFactory extends SshConfigSessionFactory {
- /** Install this session factory implementation into the JVM. */
- public static void install() {
- final ConsoleSshSessionFactory c = new ConsoleSshSessionFactory();
- if (c.cons == null)
- throw new NoClassDefFoundError(ConsoleText.get().noSystemConsoleAvailable);
- SshSessionFactory.setInstance(c);
- }
-
- private final Console cons = System.console();
-
- @Override
- protected void configure(final OpenSshConfig.Host hc, final Session session) {
- if (!hc.isBatchMode())
- session.setUserInfo(new ConsoleUserInfo());
- }
-
- private class ConsoleUserInfo implements UserInfo, UIKeyboardInteractive {
- private String passwd;
-
- private String passphrase;
-
- public void showMessage(final String msg) {
- cons.printf("%s\n", msg);
- cons.flush();
- }
-
- public boolean promptYesNo(final String msg) {
- String r = cons.readLine("%s [%s/%s]? ", msg, ConsoleText.get().answerYes, ConsoleText.get().answerNo);
- return ConsoleText.get().answerYes.equalsIgnoreCase(r);
- }
-
- public boolean promptPassword(final String msg) {
- passwd = null;
- char[] p = cons.readPassword("%s: ", msg);
- if (p != null) {
- passwd = new String(p);
- return true;
- }
- return false;
- }
-
- public boolean promptPassphrase(final String msg) {
- passphrase = null;
- char[] p = cons.readPassword("%s: ", msg);
- if (p != null) {
- passphrase = new String(p);
- return true;
- }
- return false;
- }
-
- public String getPassword() {
- return passwd;
- }
-
- public String getPassphrase() {
- return passphrase;
- }
-
- public String[] promptKeyboardInteractive(final String destination,
- final String name, final String instruction,
- final String[] prompt, final boolean[] echo) {
- cons.printf("%s: %s\n", destination, name);
- cons.printf("%s\n", instruction);
- final String[] response = new String[prompt.length];
- for (int i = 0; i < prompt.length; i++) {
- if (echo[i]) {
- response[i] = cons.readLine("%s: ", prompt[i]);
- } else {
- final char[] p = cons.readPassword("%s: ", prompt[i]);
- response[i] = p != null ? new String(p) : "";
- }
- }
- return response;
- }
- }
- }
|