| | |
| | | /*
|
| | | * Copyright 2013 gitblit.com.
|
| | | * Copyright (C) 2013 gitblit.com
|
| | | * Copyright (C) 2008-2009, Google Inc.
|
| | | * and other copyright owners as documented in the project's IP log.
|
| | | *
|
| | | * Licensed 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
|
| | | * 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
|
| | | *
|
| | | * http://www.apache.org/licenses/LICENSE-2.0
|
| | | * All rights reserved.
|
| | | *
|
| | | * 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.
|
| | | * 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 com.gitblit.git;
|
| | |
|
| | | import java.io.File;
|
| | | import java.io.IOException;
|
| | | import java.io.InputStream;
|
| | | import java.io.InterruptedIOException;
|
| | | import java.io.OutputStream;
|
| | | import java.net.InetSocketAddress;
|
| | | import java.net.ServerSocket;
|
| | | import java.net.Socket;
|
| | | import java.net.SocketAddress;
|
| | | import java.text.MessageFormat;
|
| | | import java.util.concurrent.atomic.AtomicBoolean;
|
| | |
|
| | | import org.eclipse.jgit.transport.Daemon;
|
| | | import org.eclipse.jgit.transport.DaemonClient;
|
| | | import org.eclipse.jgit.errors.RepositoryNotFoundException;
|
| | | import org.eclipse.jgit.internal.JGitText;
|
| | | import org.eclipse.jgit.lib.Repository;
|
| | | import org.eclipse.jgit.transport.ReceivePack;
|
| | | import org.eclipse.jgit.transport.ServiceMayNotContinueException;
|
| | | import org.eclipse.jgit.transport.UploadPack;
|
| | | import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
|
| | | import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
|
| | | import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
|
| | | import org.eclipse.jgit.transport.resolver.UploadPackFactory;
|
| | | import org.slf4j.Logger;
|
| | | import org.slf4j.LoggerFactory;
|
| | |
|
| | | import com.gitblit.utils.StringUtils;
|
| | |
|
| | | /**
|
| | | * Gitblit's Git Daemon ignores any and all per-repository daemon settings
|
| | | * and integrates into Gitblit's security model.
|
| | | * Gitblit's Git Daemon ignores any and all per-repository daemon settings and
|
| | | * integrates into Gitblit's security model.
|
| | | *
|
| | | * @author James Moger
|
| | | *
|
| | | * |
| | | */
|
| | | public class GitDaemon extends Daemon {
|
| | | public class GitDaemon {
|
| | |
|
| | | private final Logger logger = LoggerFactory.getLogger(GitDaemon.class);
|
| | |
|
| | | /** 9418: IANA assigned port number for Git. */
|
| | | public static final int DEFAULT_PORT = 9418;
|
| | |
|
| | | private static final int BACKLOG = 5;
|
| | |
|
| | | private InetSocketAddress myAddress;
|
| | |
|
| | | private final GitDaemonService[] services;
|
| | |
|
| | | private final ThreadGroup processors;
|
| | |
|
| | | private AtomicBoolean run;
|
| | |
|
| | | private ServerSocket acceptSocket;
|
| | |
|
| | | private Thread acceptThread;
|
| | |
|
| | | private int timeout;
|
| | |
|
| | | private RepositoryResolver<GitDaemonClient> repositoryResolver;
|
| | |
|
| | | private UploadPackFactory<GitDaemonClient> uploadPackFactory;
|
| | |
|
| | | private ReceivePackFactory<GitDaemonClient> receivePackFactory;
|
| | |
|
| | | /** Configure a daemon to listen on any available network port. */
|
| | | public GitDaemon() {
|
| | | this(null);
|
| | | }
|
| | |
|
| | | /**
|
| | | * Construct the Gitblit Git daemon.
|
| | |
| | | * the folder to serve from
|
| | | */
|
| | | public GitDaemon(String bindInterface, int port, File folder) {
|
| | | super(StringUtils.isEmpty(bindInterface) ? new InetSocketAddress(port) : new InetSocketAddress(bindInterface, port));
|
| | | |
| | | this(StringUtils.isEmpty(bindInterface) ? new InetSocketAddress(port)
|
| | | : new InetSocketAddress(bindInterface, port));
|
| | |
|
| | | // set the repository resolver and pack factories
|
| | | setRepositoryResolver(new RepositoryResolver<DaemonClient>(folder));
|
| | | setUploadPackFactory(new GitblitUploadPackFactory<DaemonClient>());
|
| | | setReceivePackFactory(new GitblitReceivePackFactory<DaemonClient>());
|
| | | |
| | | // configure the git daemon to ignore the per-repository settings,
|
| | | // daemon.uploadpack and daemon.receivepack
|
| | | getService("git-upload-pack").setOverridable(false);
|
| | | getService("git-receive-pack").setOverridable(false);
|
| | | |
| | | // enable both the upload and receive services and let the resolver,
|
| | | // pack factories, and receive hook handle security
|
| | | getService("git-upload-pack").setEnabled(true);
|
| | | getService("git-receive-pack").setEnabled(true);
|
| | | repositoryResolver = new RepositoryResolver<GitDaemonClient>(folder);
|
| | | }
|
| | |
|
| | | /**
|
| | | * Configure a new daemon for the specified network address.
|
| | | * |
| | | * @param addr
|
| | | * address to listen for connections on. If null, any available
|
| | | * port will be chosen on all network interfaces.
|
| | | */
|
| | | public GitDaemon(final InetSocketAddress addr) {
|
| | | myAddress = addr;
|
| | | processors = new ThreadGroup("Git-Daemon");
|
| | |
|
| | | run = new AtomicBoolean(false);
|
| | | repositoryResolver = null;
|
| | | uploadPackFactory = new GitblitUploadPackFactory<GitDaemonClient>();
|
| | | receivePackFactory = new GitblitReceivePackFactory<GitDaemonClient>();
|
| | |
|
| | | services = new GitDaemonService[] { new GitDaemonService("upload-pack", "uploadpack") {
|
| | | {
|
| | | setEnabled(true);
|
| | | setOverridable(false);
|
| | | }
|
| | |
|
| | | @Override
|
| | | protected void execute(final GitDaemonClient dc, final Repository db)
|
| | | throws IOException, ServiceNotEnabledException,
|
| | | ServiceNotAuthorizedException {
|
| | | UploadPack up = uploadPackFactory.create(dc, db);
|
| | | InputStream in = dc.getInputStream();
|
| | | OutputStream out = dc.getOutputStream();
|
| | | up.upload(in, out, null);
|
| | | }
|
| | | }, new GitDaemonService("receive-pack", "receivepack") {
|
| | | {
|
| | | setEnabled(true);
|
| | | setOverridable(false);
|
| | | }
|
| | |
|
| | | @Override
|
| | | protected void execute(final GitDaemonClient dc, final Repository db)
|
| | | throws IOException, ServiceNotEnabledException,
|
| | | ServiceNotAuthorizedException {
|
| | | ReceivePack rp = receivePackFactory.create(dc, db);
|
| | | InputStream in = dc.getInputStream();
|
| | | OutputStream out = dc.getOutputStream();
|
| | | rp.receive(in, out, null);
|
| | | }
|
| | | } };
|
| | | }
|
| | | |
| | | public int getPort() {
|
| | | return myAddress.getPort();
|
| | | }
|
| | | |
| | | public String formatUrl(String servername, String repository) {
|
| | | if (getPort() == 9418) {
|
| | | // standard port
|
| | | return MessageFormat.format("git://{0}/{1}", servername, repository);
|
| | | } else {
|
| | | // non-standard port
|
| | | return MessageFormat.format("git://{0}:{1,number,0}/{2}", servername, getPort(), repository);
|
| | | }
|
| | | }
|
| | |
|
| | | /** @return timeout (in seconds) before aborting an IO operation. */
|
| | | public int getTimeout() {
|
| | | return timeout;
|
| | | }
|
| | |
|
| | | /**
|
| | | * Set the timeout before willing to abort an IO call.
|
| | | * |
| | | * @param seconds
|
| | | * number of seconds to wait (with no data transfer occurring)
|
| | | * before aborting an IO read or write operation with the
|
| | | * connected client.
|
| | | */
|
| | | public void setTimeout(final int seconds) {
|
| | | timeout = seconds;
|
| | | }
|
| | |
|
| | | /**
|
| | | * Start this daemon on a background thread.
|
| | | * |
| | | * @throws IOException
|
| | | * the server socket could not be opened.
|
| | | * @throws IllegalStateException
|
| | | * the daemon is already running.
|
| | | */
|
| | | public synchronized void start() throws IOException {
|
| | | if (acceptThread != null)
|
| | | throw new IllegalStateException(JGitText.get().daemonAlreadyRunning);
|
| | |
|
| | | final ServerSocket listenSock = new ServerSocket(myAddress != null ? myAddress.getPort()
|
| | | : 0, BACKLOG, myAddress != null ? myAddress.getAddress() : null);
|
| | | myAddress = (InetSocketAddress) listenSock.getLocalSocketAddress();
|
| | |
|
| | | run.set(true);
|
| | | acceptSocket = listenSock;
|
| | | acceptThread = new Thread(processors, "Git-Daemon-Accept") {
|
| | | public void run() {
|
| | | while (isRunning()) {
|
| | | try {
|
| | | startClient(listenSock.accept());
|
| | | } catch (InterruptedIOException e) {
|
| | | // Test again to see if we should keep accepting.
|
| | | } catch (IOException e) {
|
| | | break;
|
| | | }
|
| | | }
|
| | |
|
| | | try {
|
| | | listenSock.close();
|
| | | } catch (IOException err) {
|
| | | //
|
| | | } finally {
|
| | | acceptSocket = null;
|
| | | acceptThread = null;
|
| | | }
|
| | | }
|
| | | };
|
| | | acceptThread.start();
|
| | | |
| | | logger.info(MessageFormat.format("Git Daemon is listening on {0}:{1,number,0}", myAddress.getAddress().getHostAddress(), myAddress.getPort()));
|
| | | }
|
| | |
|
| | | /** @return true if this daemon is receiving connections. */
|
| | | public boolean isRunning() {
|
| | | return run.get();
|
| | | }
|
| | |
|
| | | /** Stop this daemon. */
|
| | | public synchronized void stop() {
|
| | | if (acceptThread != null) {
|
| | | logger.info("Git Daemon stopping...");
|
| | | run.set(false);
|
| | | try {
|
| | | // close the accept socket
|
| | | // this throws a SocketException in the accept thread
|
| | | acceptSocket.close();
|
| | | } catch (IOException e1) {
|
| | | }
|
| | | try {
|
| | | // join the accept thread
|
| | | acceptThread.join();
|
| | | logger.info("Git Daemon stopped.");
|
| | | } catch (InterruptedException e) {
|
| | | logger.error("Accept thread join interrupted", e);
|
| | | }
|
| | | }
|
| | | }
|
| | |
|
| | | private void startClient(final Socket s) {
|
| | | final GitDaemonClient dc = new GitDaemonClient(this);
|
| | |
|
| | | final SocketAddress peer = s.getRemoteSocketAddress();
|
| | | if (peer instanceof InetSocketAddress)
|
| | | dc.setRemoteAddress(((InetSocketAddress) peer).getAddress());
|
| | |
|
| | | new Thread(processors, "Git-Daemon-Client " + peer.toString()) {
|
| | | public void run() {
|
| | | try {
|
| | | dc.execute(s);
|
| | | } catch (ServiceNotEnabledException e) {
|
| | | // Ignored. Client cannot use this repository.
|
| | | } catch (ServiceNotAuthorizedException e) {
|
| | | // Ignored. Client cannot use this repository.
|
| | | } catch (IOException e) {
|
| | | // Ignore unexpected IO exceptions from clients
|
| | | } finally {
|
| | | try {
|
| | | s.getInputStream().close();
|
| | | } catch (IOException e) {
|
| | | // Ignore close exceptions
|
| | | }
|
| | | try {
|
| | | s.getOutputStream().close();
|
| | | } catch (IOException e) {
|
| | | // Ignore close exceptions
|
| | | }
|
| | | }
|
| | | }
|
| | | }.start();
|
| | | }
|
| | |
|
| | | synchronized GitDaemonService matchService(final String cmd) {
|
| | | for (final GitDaemonService d : services) {
|
| | | if (d.handles(cmd))
|
| | | return d;
|
| | | }
|
| | | return null;
|
| | | }
|
| | |
|
| | | Repository openRepository(GitDaemonClient client, String name)
|
| | | throws ServiceMayNotContinueException {
|
| | | // Assume any attempt to use \ was by a Windows client
|
| | | // and correct to the more typical / used in Git URIs.
|
| | | //
|
| | | name = name.replace('\\', '/');
|
| | |
|
| | | // git://thishost/path should always be name="/path" here
|
| | | //
|
| | | if (!name.startsWith("/")) //$NON-NLS-1$
|
| | | return null;
|
| | |
|
| | | try {
|
| | | return repositoryResolver.open(client, name.substring(1));
|
| | | } catch (RepositoryNotFoundException e) {
|
| | | // null signals it "wasn't found", which is all that is suitable
|
| | | // for the remote client to know.
|
| | | return null;
|
| | | } catch (ServiceNotEnabledException e) {
|
| | | // null signals it "wasn't found", which is all that is suitable
|
| | | // for the remote client to know.
|
| | | return null;
|
| | | }
|
| | | }
|
| | | }
|