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- /*
- * 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
- */
-
- //TODO(ms): move to org.eclipse.jgit.ssh.jsch in 6.0
- 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;
- }
- }
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