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/*
* 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.eclipse.jgit.transport.BasePackPushConnection.CAPABILITY_REPORT_STATUS;
import static org.eclipse.jgit.transport.BasePackPushConnection.CAPABILITY_SIDE_BAND_64K;
import static org.eclipse.jgit.transport.RemoteRefUpdate.Status.REJECTED_OTHER_REASON;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.jgit.errors.TransportException;
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.Constants;
import org.eclipse.jgit.lib.NullProgressMonitor;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectInserter;
import org.eclipse.jgit.lib.RefUpdate;
import org.eclipse.jgit.lib.Repository;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class PushConnectionTest {
private URIish uri;
private TestProtocol<Object> testProtocol;
private Object ctx = new Object();
private InMemoryRepository server;
private InMemoryRepository client;
private List<String> processedRefs;
private ObjectId obj1;
private ObjectId obj2;
private ObjectId obj3;
private String refName = "refs/tags/blob";
@Before
public void setUp() throws Exception {
server = newRepo("server");
client = newRepo("client");
processedRefs = new ArrayList<>();
testProtocol = new TestProtocol<>(null, (Object req, Repository db) -> {
ReceivePack rp = new ReceivePack(db);
rp.setPreReceiveHook((ReceivePack receivePack,
Collection<ReceiveCommand> cmds) -> {
for (ReceiveCommand cmd : cmds) {
processedRefs.add(cmd.getRefName());
}
});
return rp;
});
uri = testProtocol.register(ctx, server);
try (ObjectInserter ins = server.newObjectInserter()) {
obj1 = ins.insert(Constants.OBJ_BLOB, Constants.encode("test"));
obj3 = ins.insert(Constants.OBJ_BLOB, Constants.encode("not"));
ins.flush();
RefUpdate u = server.updateRef(refName);
u.setNewObjectId(obj1);
assertEquals(RefUpdate.Result.NEW, u.update());
}
try (ObjectInserter ins = client.newObjectInserter()) {
obj2 = ins.insert(Constants.OBJ_BLOB, Constants.encode("file"));
ins.flush();
}
}
@After
public void tearDown() {
Transport.unregister(testProtocol);
}
private static InMemoryRepository newRepo(String name) {
return new InMemoryRepository(new DfsRepositoryDescription(name));
}
@Test
public void testWrongOldIdDoesNotReplace() throws IOException {
RemoteRefUpdate rru = new RemoteRefUpdate(null, null, obj2, refName,
false, null, obj3);
Map<String, RemoteRefUpdate> updates = new HashMap<>();
updates.put(rru.getRemoteName(), rru);
try (Transport tn = testProtocol.open(uri, client, "server");
PushConnection connection = tn.openPush()) {
connection.push(NullProgressMonitor.INSTANCE, updates);
}
assertEquals(REJECTED_OTHER_REASON, rru.getStatus());
assertEquals("invalid old id sent", rru.getMessage());
}
@Test
public void invalidCommand() throws IOException {
try (Transport tn = testProtocol.open(uri, client, "server");
InternalPushConnection c = (InternalPushConnection) tn.openPush()) {
StringWriter msgs = new StringWriter();
PacketLineOut pckOut = c.pckOut;
@SuppressWarnings("resource")
SideBandInputStream in = new SideBandInputStream(c.in,
NullProgressMonitor.INSTANCE, msgs, null);
// Explicitly invalid command, but sane enough capabilities.
StringBuilder buf = new StringBuilder();
buf.append("42");
buf.append(' ');
buf.append(obj2.name());
buf.append(' ');
buf.append("refs/heads/A" + obj2.name());
buf.append('\0').append(CAPABILITY_SIDE_BAND_64K);
buf.append(' ').append(CAPABILITY_REPORT_STATUS);
buf.append('\n');
pckOut.writeString(buf.toString());
pckOut.end();
try {
in.read();
fail("expected TransportException");
} catch (TransportException e) {
assertEquals(
"remote: error: invalid protocol: wanted 'old new ref'",
e.getMessage());
}
}
}
@Test
public void limitCommandBytes() throws IOException {
Map<String, RemoteRefUpdate> updates = new HashMap<>();
for (int i = 0; i < 4; i++) {
RemoteRefUpdate rru = new RemoteRefUpdate(
null, null, obj2, "refs/test/T" + i,
false, null, ObjectId.zeroId());
updates.put(rru.getRemoteName(), rru);
}
server.getConfig().setInt("receive", null, "maxCommandBytes", 195);
try (Transport tn = testProtocol.open(uri, client, "server");
PushConnection connection = tn.openPush()) {
try {
connection.push(NullProgressMonitor.INSTANCE, updates);
fail("server did not abort");
} catch (TransportException e) {
String msg = e.getMessage();
assertEquals("remote: Too many commands", msg);
}
}
}
@Test
public void commandOrder() throws Exception {
List<RemoteRefUpdate> updates = new ArrayList<>();
try (TestRepository<?> tr = new TestRepository<>(client)) {
// Arbitrary non-sorted order.
for (int i = 9; i >= 0; i--) {
String name = "refs/heads/b" + i;
tr.branch(name).commit().create();
RemoteRefUpdate rru = new RemoteRefUpdate(client, name, name,
false, null, ObjectId.zeroId());
updates.add(rru);
}
}
PushResult result;
try (Transport tn = testProtocol.open(uri, client, "server")) {
result = tn.push(NullProgressMonitor.INSTANCE, updates);
}
for (RemoteRefUpdate remoteUpdate : result.getRemoteUpdates()) {
assertEquals(
"update should succeed on " + remoteUpdate.getRemoteName(),
RemoteRefUpdate.Status.OK, remoteUpdate.getStatus());
}
List<String> expected = remoteRefNames(updates);
assertEquals(
"ref names processed by ReceivePack should match input ref names in order",
expected, processedRefs);
assertEquals(
"remote ref names should match input ref names in order",
expected, remoteRefNames(result.getRemoteUpdates()));
}
private static List<String> remoteRefNames(Collection<RemoteRefUpdate> updates) {
List<String> result = new ArrayList<>();
for (RemoteRefUpdate u : updates) {
result.add(u.getRemoteName());
}
return result;
}
}
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