From 40aa84507640cd2a980757e7910a63310474eb87 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Fri, 3 May 2013 19:06:50 -0400
Subject: Revised Git Daemon to improve thread stopping and to eliminate
 repository name hack

---
 src/main/java/com/gitblit/git/GitDaemonClient.java | 130 +++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 src/main/java/com/gitblit/git/GitDaemonClient.java

(limited to 'src/main/java/com/gitblit/git/GitDaemonClient.java')

diff --git a/src/main/java/com/gitblit/git/GitDaemonClient.java b/src/main/java/com/gitblit/git/GitDaemonClient.java
new file mode 100644
index 00000000..6972f314
--- /dev/null
+++ b/src/main/java/com/gitblit/git/GitDaemonClient.java
@@ -0,0 +1,130 @@
+package com.gitblit.git;
+
+/*
+ * Copyright (C) 2008-2009, Google Inc.
+ * 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.
+ */
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.InetAddress;
+import java.net.Socket;
+
+import org.eclipse.jgit.transport.PacketLineIn;
+import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
+import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
+import org.eclipse.jgit.util.io.SafeBufferedOutputStream;
+
+/** Active network client of {@link Daemon}. */
+public class GitDaemonClient {
+	private final GitDaemon daemon;
+
+	private InetAddress peer;
+
+	private InputStream rawIn;
+
+	private OutputStream rawOut;
+	
+	private String repositoryName;
+
+	GitDaemonClient(final GitDaemon d) {
+		daemon = d;
+	}
+
+	void setRemoteAddress(final InetAddress ia) {
+		peer = ia;
+	}
+
+	/** @return the daemon which spawned this client. */
+	public GitDaemon getDaemon() {
+		return daemon;
+	}
+
+	/** @return Internet address of the remote client. */
+	public InetAddress getRemoteAddress() {
+		return peer;
+	}
+
+	/** @return input stream to read from the connected client. */
+	public InputStream getInputStream() {
+		return rawIn;
+	}
+
+	/** @return output stream to send data to the connected client. */
+	public OutputStream getOutputStream() {
+		return rawOut;
+	}
+	
+	public void setRepositoryName(String repositoryName) {
+		this.repositoryName = repositoryName;
+	}
+	
+	/** @return the name of the requested repository. */
+	public String getRepositoryName() {
+		return repositoryName;
+	}
+
+	void execute(final Socket sock) throws IOException,
+			ServiceNotEnabledException, ServiceNotAuthorizedException {
+		rawIn = new BufferedInputStream(sock.getInputStream());
+		rawOut = new SafeBufferedOutputStream(sock.getOutputStream());
+
+		if (0 < daemon.getTimeout())
+			sock.setSoTimeout(daemon.getTimeout() * 1000);
+		String cmd = new PacketLineIn(rawIn).readStringRaw();
+		final int nul = cmd.indexOf('\0');
+		if (nul >= 0) {
+			// Newer clients hide a "host" header behind this byte.
+			// Currently we don't use it for anything, so we ignore
+			// this portion of the command.
+			//
+			cmd = cmd.substring(0, nul);
+		}
+
+		final GitDaemonService srv = getDaemon().matchService(cmd);
+		if (srv == null)
+			return;
+		sock.setSoTimeout(0);
+		srv.execute(this, cmd);
+	}
+}
\ No newline at end of file
-- 
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