| /* |
| * Copyright (C) 2015, Google Inc. and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| 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: Commands size exceeds limit defined in receive.maxCommandBytes", |
| 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; |
| } |
| } |