org.eclipse.jgit.test/tst/org/eclipse/jgit/transport/TestProtocolTest.java - jgit - Git at Google

 /*
  * Copyright (C) 2015, 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.
  */

 package org.eclipse.jgit.transport;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;

 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.atomic.AtomicInteger;

 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.api.errors.InvalidRemoteException;
 import org.eclipse.jgit.api.errors.TransportException;
 import org.eclipse.jgit.internal.JGitText;
 import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription;
 import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository;
 import org.eclipse.jgit.junit.TestRepository;
 import org.eclipse.jgit.lib.ObjectId;
 import org.eclipse.jgit.lib.Repository;
 import org.eclipse.jgit.revwalk.RevCommit;
 import org.eclipse.jgit.storage.pack.PackStatistics;
 import org.eclipse.jgit.transport.BasePackFetchConnection.FetchConfig;
 import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
 import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
 import org.eclipse.jgit.transport.resolver.UploadPackFactory;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;

 public class TestProtocolTest {
 	private static final RefSpec HEADS = new RefSpec("+refs/heads/*:refs/heads/*");

 	private static final RefSpec MASTER = new RefSpec(
 			"+refs/heads/master:refs/heads/master");

 	private static final int HAVES_PER_ROUND = 32;
 	private static final int MAX_HAVES = 256;

 	private static class User {
 		private final String name;

 		private User(String name) {
 			this.name = name;
 		}
 	}

 	private static class DefaultUpload implements UploadPackFactory<User> {
 		@Override
 		public UploadPack create(User req, Repository db) {
 			UploadPack up = new UploadPack(db);
 			up.setPostUploadHook((PackStatistics stats) -> {
 				havesCount = stats.getHaves();
 			});
 			return up;
 		}
 	}

 	private static class DefaultReceive implements ReceivePackFactory<User> {
 		@Override
 		public ReceivePack create(User req, Repository db) {
 			return new ReceivePack(db);
 		}
 	}

 	private static long havesCount;

 	private List<TransportProtocol> protos;
 	private TestRepository<InMemoryRepository> local;
 	private TestRepository<InMemoryRepository> remote;

   @Before
 	public void setUp() throws Exception {
 		protos = new ArrayList<>();
 		local = new TestRepository<>(
 				new InMemoryRepository(new DfsRepositoryDescription("local")));
 		remote = new TestRepository<>(
 				new InMemoryRepository(new DfsRepositoryDescription("remote")));
   }

 	@After
 	public void tearDown() {
 		for (TransportProtocol proto : protos) {
 			Transport.unregister(proto);
 		}
 	}

 	@Test
 	public void testFetch() throws Exception {
 		ObjectId master = remote.branch("master").commit().create();

 		TestProtocol<User> proto = registerDefault();
 		URIish uri = proto.register(new User("user"), remote.getRepository());

 		try (Git git = new Git(local.getRepository())) {
 			git.fetch()
 					.setRemote(uri.toString())
 					.setRefSpecs(HEADS)
 					.call();
 			assertEquals(master,
 					local.getRepository().exactRef("refs/heads/master").getObjectId());
 		}
 	}

 	@Test
 	public void testPush() throws Exception {
 		ObjectId master = local.branch("master").commit().create();

 		TestProtocol<User> proto = registerDefault();
 		URIish uri = proto.register(new User("user"), remote.getRepository());

 		try (Git git = new Git(local.getRepository())) {
 			git.push()
 					.setRemote(uri.toString())
 					.setRefSpecs(HEADS)
 					.call();
 			assertEquals(master,
 					remote.getRepository().exactRef("refs/heads/master").getObjectId());
 		}
 	}

 	@Test
 	public void testFullNegotiation() throws Exception {
 		TestProtocol<User> proto = registerDefault();
 		URIish uri = proto.register(new User("user"), remote.getRepository());

 		// Enough local branches to cause 10 rounds of negotiation,
 		// and a unique remote master branch commit with a later timestamp.
 		for (int i = 0; i < 10 * HAVES_PER_ROUND; i++) {
 			local.branch("local-branch-" + i).commit().create();
 		}
 		remote.tick(11 * HAVES_PER_ROUND);
 		RevCommit master = remote.branch("master").commit()
 				.add("readme.txt", "unique commit").create();

 		try (Git git = new Git(local.getRepository())) {
 			assertNull(local.getRepository().exactRef("refs/heads/master"));
 			git.fetch().setRemote(uri.toString()).setRefSpecs(MASTER).call();
 			assertEquals(master, local.getRepository()
 					.exactRef("refs/heads/master").getObjectId());
 			assertEquals(10 * HAVES_PER_ROUND, havesCount);
 		}
 	}

 	@Test
 	public void testMaxHaves() throws Exception {
 		TestProtocol<User> proto = registerDefault();
 		URIish uri = proto.register(new User("user"), remote.getRepository());

 		// Enough local branches to cause 10 rounds of negotiation,
 		// and a unique remote master branch commit with a later timestamp.
 		for (int i = 0; i < 10 * HAVES_PER_ROUND; i++) {
 			local.branch("local-branch-" + i).commit().create();
 		}
 		remote.tick(11 * HAVES_PER_ROUND);
 		RevCommit master = remote.branch("master").commit()
 				.add("readme.txt", "unique commit").create();

 		TestProtocol.setFetchConfig(new FetchConfig(true, MAX_HAVES));
 		try (Git git = new Git(local.getRepository())) {
 			assertNull(local.getRepository().exactRef("refs/heads/master"));
 			git.fetch().setRemote(uri.toString()).setRefSpecs(MASTER).call();
 			assertEquals(master, local.getRepository()
 					.exactRef("refs/heads/master").getObjectId());
 			assertTrue(havesCount <= MAX_HAVES);
 		}
 	}

 	@Test
 	public void testUploadPackFactory() throws Exception {
 		ObjectId master = remote.branch("master").commit().create();

 		final AtomicInteger rejected = new AtomicInteger();
 		TestProtocol<User> proto = registerProto((User req, Repository db) -> {
 			if (!"user2".equals(req.name)) {
 				rejected.incrementAndGet();
 				throw new ServiceNotAuthorizedException();
 			}
 			return new UploadPack(db);
 		}, new DefaultReceive());

 		// Same repository, different users.
 		URIish user1Uri = proto.register(new User("user1"), remote.getRepository());
 		URIish user2Uri = proto.register(new User("user2"), remote.getRepository());

 		try (Git git = new Git(local.getRepository())) {
 			try {
 				git.fetch()
 						.setRemote(user1Uri.toString())
 						.setRefSpecs(MASTER)
 						.call();
 				fail("accepted not permitted fetch");
 			} catch (InvalidRemoteException expected) {
 				// Expected.
 			}
 			assertEquals(1, rejected.get());
 			assertNull(local.getRepository().exactRef("refs/heads/master"));

 			git.fetch()
 					.setRemote(user2Uri.toString())
 					.setRefSpecs(MASTER)
 					.call();
 			assertEquals(1, rejected.get());
 			assertEquals(master,
 					local.getRepository().exactRef("refs/heads/master").getObjectId());
 		}
 	}

 	@Test
 	public void testReceivePackFactory() throws Exception {
 		ObjectId master = local.branch("master").commit().create();

 		final AtomicInteger rejected = new AtomicInteger();
 		TestProtocol<User> proto = registerProto(new DefaultUpload(),
 				(User req, Repository db) -> {
 					if (!"user2".equals(req.name)) {
 						rejected.incrementAndGet();
 						throw new ServiceNotAuthorizedException();
 					}
 					return new ReceivePack(db);
 				});

 		// Same repository, different users.
 		URIish user1Uri = proto.register(new User("user1"), remote.getRepository());
 		URIish user2Uri = proto.register(new User("user2"), remote.getRepository());

 		try (Git git = new Git(local.getRepository())) {
 			try {
 				git.push()
 						.setRemote(user1Uri.toString())
 						.setRefSpecs(HEADS)
 						.call();
 				fail("accepted not permitted push");
 			} catch (TransportException expected) {
 				assertTrue(expected.getMessage().contains(
 						JGitText.get().pushNotPermitted));
 			}
 			assertEquals(1, rejected.get());
 			assertNull(remote.getRepository().exactRef("refs/heads/master"));

 			git.push()
 					.setRemote(user2Uri.toString())
 					.setRefSpecs(HEADS)
 					.call();
 			assertEquals(1, rejected.get());
 			assertEquals(master,
 					remote.getRepository().exactRef("refs/heads/master").getObjectId());
 		}
 	}

 	private TestProtocol<User> registerDefault() {
 		return registerProto(new DefaultUpload(), new DefaultReceive());
 	}

 	private TestProtocol<User> registerProto(UploadPackFactory<User> upf,
 			ReceivePackFactory<User> rpf) {
 		TestProtocol<User> proto = new TestProtocol<>(upf, rpf);
 		protos.add(proto);
 		Transport.register(proto);
 		return proto;
 	}
 }
	/*
	* Copyright (C) 2015, 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.
	*/

	package org.eclipse.jgit.transport;

	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.assertNull;
	import static org.junit.Assert.assertTrue;
	import static org.junit.Assert.fail;

	import java.util.ArrayList;
	import java.util.List;
	import java.util.concurrent.atomic.AtomicInteger;

	import org.eclipse.jgit.api.Git;
	import org.eclipse.jgit.api.errors.InvalidRemoteException;
	import org.eclipse.jgit.api.errors.TransportException;
	import org.eclipse.jgit.internal.JGitText;
	import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription;
	import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository;
	import org.eclipse.jgit.junit.TestRepository;
	import org.eclipse.jgit.lib.ObjectId;
	import org.eclipse.jgit.lib.Repository;
	import org.eclipse.jgit.revwalk.RevCommit;
	import org.eclipse.jgit.storage.pack.PackStatistics;
	import org.eclipse.jgit.transport.BasePackFetchConnection.FetchConfig;
	import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
	import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
	import org.eclipse.jgit.transport.resolver.UploadPackFactory;
	import org.junit.After;
	import org.junit.Before;
	import org.junit.Test;

	public class TestProtocolTest {
	private static final RefSpec HEADS = new RefSpec("+refs/heads/:refs/heads/");

	private static final RefSpec MASTER = new RefSpec(
	"+refs/heads/master:refs/heads/master");

	private static final int HAVES_PER_ROUND = 32;
	private static final int MAX_HAVES = 256;

	private static class User {
	private final String name;

	private User(String name) {
	this.name = name;
	}
	}

	private static class DefaultUpload implements UploadPackFactory<User> {
	@Override
	public UploadPack create(User req, Repository db) {
	UploadPack up = new UploadPack(db);
	up.setPostUploadHook((PackStatistics stats) -> {
	havesCount = stats.getHaves();
	});
	return up;
	}
	}

	private static class DefaultReceive implements ReceivePackFactory<User> {
	@Override
	public ReceivePack create(User req, Repository db) {
	return new ReceivePack(db);
	}
	}

	private static long havesCount;

	private List<TransportProtocol> protos;
	private TestRepository<InMemoryRepository> local;
	private TestRepository<InMemoryRepository> remote;

	@Before
	public void setUp() throws Exception {
	protos = new ArrayList<>();
	local = new TestRepository<>(
	new InMemoryRepository(new DfsRepositoryDescription("local")));
	remote = new TestRepository<>(
	new InMemoryRepository(new DfsRepositoryDescription("remote")));
	}

	@After
	public void tearDown() {
	for (TransportProtocol proto : protos) {
	Transport.unregister(proto);
	}
	}

	@Test
	public void testFetch() throws Exception {
	ObjectId master = remote.branch("master").commit().create();

	TestProtocol<User> proto = registerDefault();
	URIish uri = proto.register(new User("user"), remote.getRepository());

	try (Git git = new Git(local.getRepository())) {
	git.fetch()
	.setRemote(uri.toString())
	.setRefSpecs(HEADS)
	.call();
	assertEquals(master,
	local.getRepository().exactRef("refs/heads/master").getObjectId());
	}
	}

	@Test
	public void testPush() throws Exception {
	ObjectId master = local.branch("master").commit().create();

	TestProtocol<User> proto = registerDefault();
	URIish uri = proto.register(new User("user"), remote.getRepository());

	try (Git git = new Git(local.getRepository())) {
	git.push()
	.setRemote(uri.toString())
	.setRefSpecs(HEADS)
	.call();
	assertEquals(master,
	remote.getRepository().exactRef("refs/heads/master").getObjectId());
	}
	}

	@Test
	public void testFullNegotiation() throws Exception {
	TestProtocol<User> proto = registerDefault();
	URIish uri = proto.register(new User("user"), remote.getRepository());

	// Enough local branches to cause 10 rounds of negotiation,
	// and a unique remote master branch commit with a later timestamp.
	for (int i = 0; i < 10 * HAVES_PER_ROUND; i++) {
	local.branch("local-branch-" + i).commit().create();
	}
	remote.tick(11 * HAVES_PER_ROUND);
	RevCommit master = remote.branch("master").commit()
	.add("readme.txt", "unique commit").create();

	try (Git git = new Git(local.getRepository())) {
	assertNull(local.getRepository().exactRef("refs/heads/master"));
	git.fetch().setRemote(uri.toString()).setRefSpecs(MASTER).call();
	assertEquals(master, local.getRepository()
	.exactRef("refs/heads/master").getObjectId());
	assertEquals(10 * HAVES_PER_ROUND, havesCount);
	}
	}

	@Test
	public void testMaxHaves() throws Exception {
	TestProtocol<User> proto = registerDefault();
	URIish uri = proto.register(new User("user"), remote.getRepository());

	// Enough local branches to cause 10 rounds of negotiation,
	// and a unique remote master branch commit with a later timestamp.
	for (int i = 0; i < 10 * HAVES_PER_ROUND; i++) {
	local.branch("local-branch-" + i).commit().create();
	}
	remote.tick(11 * HAVES_PER_ROUND);
	RevCommit master = remote.branch("master").commit()
	.add("readme.txt", "unique commit").create();

	TestProtocol.setFetchConfig(new FetchConfig(true, MAX_HAVES));
	try (Git git = new Git(local.getRepository())) {
	assertNull(local.getRepository().exactRef("refs/heads/master"));
	git.fetch().setRemote(uri.toString()).setRefSpecs(MASTER).call();
	assertEquals(master, local.getRepository()
	.exactRef("refs/heads/master").getObjectId());
	assertTrue(havesCount <= MAX_HAVES);
	}
	}

	@Test
	public void testUploadPackFactory() throws Exception {
	ObjectId master = remote.branch("master").commit().create();

	final AtomicInteger rejected = new AtomicInteger();
	TestProtocol<User> proto = registerProto((User req, Repository db) -> {
	if (!"user2".equals(req.name)) {
	rejected.incrementAndGet();
	throw new ServiceNotAuthorizedException();
	}
	return new UploadPack(db);
	}, new DefaultReceive());

	// Same repository, different users.
	URIish user1Uri = proto.register(new User("user1"), remote.getRepository());
	URIish user2Uri = proto.register(new User("user2"), remote.getRepository());

	try (Git git = new Git(local.getRepository())) {
	try {
	git.fetch()
	.setRemote(user1Uri.toString())
	.setRefSpecs(MASTER)
	.call();
	fail("accepted not permitted fetch");
	} catch (InvalidRemoteException expected) {
	// Expected.
	}
	assertEquals(1, rejected.get());
	assertNull(local.getRepository().exactRef("refs/heads/master"));

	git.fetch()
	.setRemote(user2Uri.toString())
	.setRefSpecs(MASTER)
	.call();
	assertEquals(1, rejected.get());
	assertEquals(master,
	local.getRepository().exactRef("refs/heads/master").getObjectId());
	}
	}

	@Test
	public void testReceivePackFactory() throws Exception {
	ObjectId master = local.branch("master").commit().create();

	final AtomicInteger rejected = new AtomicInteger();
	TestProtocol<User> proto = registerProto(new DefaultUpload(),
	(User req, Repository db) -> {
	if (!"user2".equals(req.name)) {
	rejected.incrementAndGet();
	throw new ServiceNotAuthorizedException();
	}
	return new ReceivePack(db);
	});

	// Same repository, different users.
	URIish user1Uri = proto.register(new User("user1"), remote.getRepository());
	URIish user2Uri = proto.register(new User("user2"), remote.getRepository());

	try (Git git = new Git(local.getRepository())) {
	try {
	git.push()
	.setRemote(user1Uri.toString())
	.setRefSpecs(HEADS)
	.call();
	fail("accepted not permitted push");
	} catch (TransportException expected) {
	assertTrue(expected.getMessage().contains(
	JGitText.get().pushNotPermitted));
	}
	assertEquals(1, rejected.get());
	assertNull(remote.getRepository().exactRef("refs/heads/master"));

	git.push()
	.setRemote(user2Uri.toString())
	.setRefSpecs(HEADS)
	.call();
	assertEquals(1, rejected.get());
	assertEquals(master,
	remote.getRepository().exactRef("refs/heads/master").getObjectId());
	}
	}

	private TestProtocol<User> registerDefault() {
	return registerProto(new DefaultUpload(), new DefaultReceive());
	}

	private TestProtocol<User> registerProto(UploadPackFactory<User> upf,
	ReceivePackFactory<User> rpf) {
	TestProtocol<User> proto = new TestProtocol<>(upf, rpf);
	protos.add(proto);
	Transport.register(proto);
	return proto;
	}
	}