| /* |
| * Copyright (C) 2010, Google Inc. and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.transport; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import com.jcraft.jsch.Session; |
| import com.jcraft.jsch.UIKeyboardInteractive; |
| import com.jcraft.jsch.UserInfo; |
| |
| /** |
| * A JSch {@link com.jcraft.jsch.UserInfo} adapter for a |
| * {@link org.eclipse.jgit.transport.CredentialsProvider}. |
| */ |
| public class CredentialsProviderUserInfo implements UserInfo, |
| UIKeyboardInteractive { |
| private final URIish uri; |
| |
| private final CredentialsProvider provider; |
| |
| private String password; |
| |
| private String passphrase; |
| |
| /** |
| * Wrap a CredentialsProvider to make it suitable for use with JSch. |
| * |
| * @param session |
| * the JSch session this UserInfo will support authentication on. |
| * @param credentialsProvider |
| * the provider that will perform the authentication. |
| */ |
| public CredentialsProviderUserInfo(Session session, |
| CredentialsProvider credentialsProvider) { |
| this.uri = createURI(session); |
| this.provider = credentialsProvider; |
| } |
| |
| private static URIish createURI(Session session) { |
| URIish uri = new URIish(); |
| uri = uri.setScheme("ssh"); //$NON-NLS-1$ |
| uri = uri.setUser(session.getUserName()); |
| uri = uri.setHost(session.getHost()); |
| uri = uri.setPort(session.getPort()); |
| return uri; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getPassword() { |
| return password; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getPassphrase() { |
| return passphrase; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean promptPassphrase(String msg) { |
| CredentialItem.StringType v = newPrompt(msg); |
| if (provider.get(uri, v)) { |
| passphrase = v.getValue(); |
| return true; |
| } |
| passphrase = null; |
| return false; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean promptPassword(String msg) { |
| CredentialItem.Password p = new CredentialItem.Password(msg); |
| if (provider.get(uri, p)) { |
| password = new String(p.getValue()); |
| return true; |
| } |
| password = null; |
| return false; |
| } |
| |
| private CredentialItem.StringType newPrompt(String msg) { |
| return new CredentialItem.StringType(msg, true); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean promptYesNo(String msg) { |
| CredentialItem.YesNoType v = new CredentialItem.YesNoType(msg); |
| return provider.get(uri, v) && v.getValue(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void showMessage(String msg) { |
| provider.get(uri, new CredentialItem.InformationalMessage(msg)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String[] promptKeyboardInteractive(String destination, String name, |
| String instruction, String[] prompt, boolean[] echo) { |
| CredentialItem.StringType[] v = new CredentialItem.StringType[prompt.length]; |
| for (int i = 0; i < prompt.length; i++) |
| v[i] = new CredentialItem.StringType(prompt[i], !echo[i]); |
| |
| List<CredentialItem> items = new ArrayList<>(); |
| if (instruction != null && instruction.length() > 0) |
| items.add(new CredentialItem.InformationalMessage(instruction)); |
| items.addAll(Arrays.asList(v)); |
| |
| if (!provider.get(uri, items)) |
| return null; // cancel |
| |
| String[] result = new String[v.length]; |
| for (int i = 0; i < v.length; i++) |
| result[i] = v[i].getValue(); |
| return result; |
| } |
| } |