Merge branch 'stable-5.1' into stable-5.2
* stable-5.1: Prepare 5.1.12-SNAPSHOT builds JGit v5.1.11.201909031202-r Prepare 4.11.10-SNAPSHOT builds JGit v4.11.9.201909030838-r Bazel: Update bazlets to the latest master revision Bazel: Remove FileTreeIteratorWithTimeControl from BUILD file BatchRefUpdate: repro racy atomic update, and fix it Delete unused FileTreeIteratorWithTimeControl Fix RacyGitTests#testRacyGitDetection Change RacyGitTests to create a racy git situation in a stable way Silence API warnings Change-Id: Iac5dc9683cea97db04d20f27c10f2e103d3ae7b5 Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
commit
aa62f191d0
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@ -15,7 +15,7 @@ versions.check(minimum_bazel_version = "0.19.0")
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load("//tools:bazlets.bzl", "load_bazlets")
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load_bazlets(commit = "8528a0df69dadf6311d8d3f81c1b693afda8bcf1")
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load_bazlets(commit = "09a035e98077dce549d5f6a7472d06c4b8f792d2")
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load(
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"@com_googlesource_gerrit_bazlets//tools:maven_jar.bzl",
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@ -1,13 +1,5 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<component id="org.eclipse.jgit.lfs.server" version="2">
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<resource path="META-INF/MANIFEST.MF">
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<filter id="924844039">
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<message_arguments>
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<message_argument value="5.2.3"/>
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<message_argument value="5.2.0"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/lfs/server/fs/ObjectUploadListener.java" type="org.eclipse.jgit.lfs.server.fs.ObjectUploadListener">
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<filter id="1142947843">
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<message_arguments>
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@ -1,11 +0,0 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<component id="org.eclipse.jgit.lfs" version="2">
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<resource path="META-INF/MANIFEST.MF">
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<filter id="924844039">
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<message_arguments>
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<message_argument value="5.2.3"/>
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<message_argument value="5.2.0"/>
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</message_arguments>
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</filter>
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</resource>
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</component>
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@ -43,6 +43,7 @@
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package org.eclipse.jgit.internal.storage.file;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static java.util.concurrent.TimeUnit.NANOSECONDS;
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import static java.util.concurrent.TimeUnit.SECONDS;
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import static org.eclipse.jgit.internal.storage.file.BatchRefUpdateTest.Result.LOCK_FAILURE;
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@ -64,6 +65,7 @@
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import java.io.File;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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@ -161,6 +163,33 @@ public void removeListener() {
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refsChangedEvents = 0;
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}
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@Test
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public void packedRefsFileIsSorted() throws IOException {
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assumeTrue(atomic);
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for (int i = 0; i < 2; i++) {
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BatchRefUpdate bu = diskRepo.getRefDatabase().newBatchUpdate();
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String b1 = String.format("refs/heads/a%d",i);
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String b2 = String.format("refs/heads/b%d",i);
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bu.setAtomic(atomic);
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ReceiveCommand c1 = new ReceiveCommand(ObjectId.zeroId(), A, b1);
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ReceiveCommand c2 = new ReceiveCommand(ObjectId.zeroId(), B, b2);
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bu.addCommand(c1, c2);
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try (RevWalk rw = new RevWalk(diskRepo)) {
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bu.execute(rw, NullProgressMonitor.INSTANCE);
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}
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assertEquals(c1.getResult(), ReceiveCommand.Result.OK);
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assertEquals(c2.getResult(), ReceiveCommand.Result.OK);
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}
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File packed = new File(diskRepo.getDirectory(), "packed-refs");
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String packedStr = new String(Files.readAllBytes(packed.toPath()), UTF_8);
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int a2 = packedStr.indexOf("refs/heads/a1");
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int b1 = packedStr.indexOf("refs/heads/b0");
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assertTrue(a2 < b1);
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}
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@Test
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public void simpleNoForce() throws IOException {
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writeLooseRef("refs/heads/master", A);
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@ -1,13 +1,5 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<component id="org.eclipse.jgit" version="2">
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<resource path="META-INF/MANIFEST.MF">
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<filter id="924844039">
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<message_arguments>
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<message_argument value="5.2.3"/>
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<message_argument value="5.2.0"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/dircache/DirCacheEntry.java" type="org.eclipse.jgit.dircache.DirCacheEntry">
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<filter id="1142947843">
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<message_arguments>
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@ -42,6 +34,28 @@
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/gitrepo/RepoCommand.java" type="org.eclipse.jgit.gitrepo.RepoCommand$DefaultRemoteReader">
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<filter id="338792546">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.gitrepo.RepoCommand.DefaultRemoteReader"/>
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<message_argument value="readFile(String, String, String)"/>
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</message_arguments>
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</filter>
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<filter id="338792546">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.gitrepo.RepoCommand.DefaultRemoteReader"/>
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<message_argument value="readFileFromRepo(Repository, String, String)"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/gitrepo/RepoCommand.java" type="org.eclipse.jgit.gitrepo.RepoCommand$RemoteReader">
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<filter id="403804204">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.gitrepo.RepoCommand.RemoteReader"/>
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<message_argument value="readFileWithMode(String, String, String)"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/lib/ConfigConstants.java" type="org.eclipse.jgit.lib.ConfigConstants">
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<filter id="1142947843">
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<message_arguments>
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@ -62,6 +76,42 @@
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/lib/GitmoduleEntry.java" type="org.eclipse.jgit.lib.GitmoduleEntry">
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<filter id="1109393411">
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<message_arguments>
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<message_argument value="4.7.5"/>
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<message_argument value="org.eclipse.jgit.lib.GitmoduleEntry"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/lib/ObjectChecker.java" type="org.eclipse.jgit.lib.ObjectChecker">
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<filter id="1142947843">
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<message_arguments>
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<message_argument value="4.7.5"/>
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<message_argument value="getGitsubmodules()"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/revwalk/DepthWalk.java" type="org.eclipse.jgit.revwalk.DepthWalk">
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<filter id="403804204">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.revwalk.DepthWalk"/>
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<message_argument value="getDeepenNotFlag()"/>
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</message_arguments>
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</filter>
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<filter id="404000815">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.revwalk.DepthWalk"/>
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<message_argument value="getDeepenNots()"/>
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</message_arguments>
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</filter>
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<filter id="404000815">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.revwalk.DepthWalk"/>
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<message_argument value="getDeepenSince()"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/storage/pack/PackConfig.java" type="org.eclipse.jgit.storage.pack.PackConfig">
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<filter id="336658481">
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<message_arguments>
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@ -118,6 +168,14 @@
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/transport/RemoteSession.java" type="org.eclipse.jgit.transport.RemoteSession">
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<filter id="404000815">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.transport.RemoteSession"/>
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<message_argument value="getFtpChannel()"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/transport/TransferConfig.java" type="org.eclipse.jgit.transport.TransferConfig">
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<filter id="1159725059">
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<message_arguments>
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@ -132,6 +190,14 @@
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/transport/http/HttpConnection.java" type="org.eclipse.jgit.transport.http.HttpConnection">
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<filter id="403804204">
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<message_arguments>
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<message_argument value="org.eclipse.jgit.transport.http.HttpConnection"/>
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<message_argument value="getHeaderFields(String)"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/treewalk/WorkingTreeIterator.java" type="org.eclipse.jgit.treewalk.WorkingTreeIterator">
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<filter id="1142947843">
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<message_arguments>
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@ -51,10 +51,10 @@
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import java.io.IOException;
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import java.text.MessageFormat;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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@ -364,65 +364,72 @@ private Map<String, LockFile> lockLooseRefs(List<ReceiveCommand> commands)
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private static RefList<Ref> applyUpdates(RevWalk walk, RefList<Ref> refs,
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List<ReceiveCommand> commands) throws IOException {
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int nDeletes = 0;
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List<ReceiveCommand> adds = new ArrayList<>(commands.size());
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for (ReceiveCommand c : commands) {
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if (c.getType() == ReceiveCommand.Type.CREATE) {
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adds.add(c);
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} else if (c.getType() == ReceiveCommand.Type.DELETE) {
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nDeletes++;
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// Construct a new RefList by merging the old list with the updates.
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// This assumes that each ref occurs at most once as a ReceiveCommand.
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Collections.sort(commands, new Comparator<ReceiveCommand>() {
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@Override
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public int compare(ReceiveCommand a, ReceiveCommand b) {
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return a.getRefName().compareTo(b.getRefName());
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}
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}
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int addIdx = 0;
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});
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// Construct a new RefList by linearly scanning the old list, and merging in
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// any updates.
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Map<String, ReceiveCommand> byName = byName(commands);
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RefList.Builder<Ref> b =
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new RefList.Builder<>(refs.size() - nDeletes + adds.size());
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for (Ref ref : refs) {
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String name = ref.getName();
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ReceiveCommand cmd = byName.remove(name);
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if (cmd == null) {
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b.add(ref);
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continue;
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int delta = 0;
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for (ReceiveCommand c : commands) {
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switch (c.getType()) {
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case DELETE:
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delta--;
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break;
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case CREATE:
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delta++;
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break;
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default:
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}
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}
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RefList.Builder<Ref> b = new RefList.Builder<>(refs.size() + delta);
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int refIdx = 0;
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int cmdIdx = 0;
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while (refIdx < refs.size() || cmdIdx < commands.size()) {
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Ref ref = (refIdx < refs.size()) ? refs.get(refIdx) : null;
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ReceiveCommand cmd = (cmdIdx < commands.size())
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? commands.get(cmdIdx)
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: null;
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int cmp = 0;
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if (ref != null && cmd != null) {
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cmp = ref.getName().compareTo(cmd.getRefName());
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} else if (ref == null) {
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cmp = 1;
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} else if (cmd == null) {
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cmp = -1;
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}
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if (cmp < 0) {
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b.add(ref);
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refIdx++;
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} else if (cmp > 0) {
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assert cmd != null;
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if (cmd.getType() != ReceiveCommand.Type.CREATE) {
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lockFailure(cmd, commands);
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return null;
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}
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b.add(peeledRef(walk, cmd));
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cmdIdx++;
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} else {
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assert cmd != null;
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assert ref != null;
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if (!cmd.getOldId().equals(ref.getObjectId())) {
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lockFailure(cmd, commands);
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return null;
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}
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// Consume any adds between the last and current ref.
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while (addIdx < adds.size()) {
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ReceiveCommand currAdd = adds.get(addIdx);
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if (currAdd.getRefName().compareTo(name) < 0) {
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b.add(peeledRef(walk, currAdd));
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byName.remove(currAdd.getRefName());
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} else {
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break;
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}
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addIdx++;
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}
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if (cmd.getType() != ReceiveCommand.Type.DELETE) {
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b.add(peeledRef(walk, cmd));
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}
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cmdIdx++;
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refIdx++;
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}
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// All remaining adds are valid, since the refs didn't exist.
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while (addIdx < adds.size()) {
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ReceiveCommand cmd = adds.get(addIdx++);
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byName.remove(cmd.getRefName());
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b.add(peeledRef(walk, cmd));
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}
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// Any remaining updates/deletes do not correspond to any existing refs, so
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// they are lock failures.
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if (!byName.isEmpty()) {
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lockFailure(byName.values().iterator().next(), commands);
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return null;
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}
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return b.toRefList();
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}
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@ -501,15 +508,6 @@ private String toResultString(ReceiveCommand cmd) {
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}
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}
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private static Map<String, ReceiveCommand> byName(
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List<ReceiveCommand> commands) {
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Map<String, ReceiveCommand> ret = new LinkedHashMap<>();
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for (ReceiveCommand cmd : commands) {
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ret.put(cmd.getRefName(), cmd);
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}
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return ret;
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}
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private static Ref peeledRef(RevWalk walk, ReceiveCommand cmd)
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throws IOException {
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ObjectId newId = cmd.getNewId().copy();
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