| package org.apache.maven.scm.provider.git.jgit.command; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import com.jcraft.jsch.JSch; |
| import com.jcraft.jsch.JSchException; |
| import com.jcraft.jsch.Session; |
| import org.apache.maven.scm.log.ScmLogger; |
| import org.apache.maven.scm.provider.git.repository.GitScmProviderRepository; |
| import org.eclipse.jgit.api.TransportConfigCallback; |
| import org.eclipse.jgit.transport.*; |
| import org.eclipse.jgit.util.FS; |
| import org.eclipse.jgit.util.StringUtils; |
| |
| /** |
| * Implementation of {@link TransportConfigCallback} which adds |
| * a public/private key identity to ssh URLs if configured. |
| */ |
| public class JGitTransportConfigCallback implements TransportConfigCallback { |
| private SshSessionFactory sshSessionFactory = null; |
| |
| public JGitTransportConfigCallback(GitScmProviderRepository repo, ScmLogger logger) { |
| if (repo.getFetchInfo().getProtocol().equals("ssh")) { |
| if (!StringUtils.isEmptyOrNull(repo.getPrivateKey()) && repo.getPassphrase() == null) { |
| logger.debug("using private key with passphrase: " + repo.getPrivateKey()); |
| sshSessionFactory = new UnprotectedPrivateKeySessionFactory(repo); |
| } else if (!StringUtils.isEmptyOrNull(repo.getPrivateKey()) && repo.getPassphrase() != null) { |
| logger.debug("using private key: " + repo.getPrivateKey()); |
| sshSessionFactory = new ProtectedPrivateKeyFileSessionFactory(repo); |
| } else { |
| sshSessionFactory = new SimpleSessionFactory(); |
| } |
| } |
| } |
| |
| @Override |
| public void configure(Transport transport) { |
| if (transport instanceof SshTransport) { |
| SshTransport sshTransport = (SshTransport) transport; |
| sshTransport.setSshSessionFactory(sshSessionFactory); |
| } |
| } |
| |
| static private class SimpleSessionFactory extends JschConfigSessionFactory { |
| @Override |
| protected void configure(OpenSshConfig.Host host, Session session) { |
| } |
| } |
| |
| static private abstract class PrivateKeySessionFactory extends SimpleSessionFactory { |
| private final GitScmProviderRepository repo; |
| |
| public GitScmProviderRepository getRepo() { |
| return repo; |
| } |
| |
| public PrivateKeySessionFactory(GitScmProviderRepository repo) { |
| this.repo = repo; |
| } |
| } |
| |
| static private class UnprotectedPrivateKeySessionFactory extends PrivateKeySessionFactory { |
| |
| public UnprotectedPrivateKeySessionFactory(GitScmProviderRepository repo) { |
| super(repo); |
| } |
| |
| @Override |
| protected JSch createDefaultJSch(FS fs) throws JSchException { |
| JSch defaultJSch = super.createDefaultJSch(fs); |
| defaultJSch.addIdentity(getRepo().getPrivateKey()); |
| return defaultJSch; |
| } |
| } |
| |
| static private class ProtectedPrivateKeyFileSessionFactory extends PrivateKeySessionFactory { |
| |
| public ProtectedPrivateKeyFileSessionFactory(GitScmProviderRepository repo) { |
| super(repo); |
| } |
| |
| @Override |
| protected JSch createDefaultJSch(FS fs) throws JSchException { |
| JSch defaultJSch = super.createDefaultJSch(fs); |
| defaultJSch.addIdentity(getRepo().getPrivateKey(), getRepo().getPassphrase()); |
| return defaultJSch; |
| } |
| } |
| } |