public void MountReusesLocalCacheKeyWhenGitObjectsRootDeleted() { GVFSFunctionalTestEnlistment enlistment = this.CloneAndMountEnlistment(); enlistment.UnmountGVFS(); // Find the current git objects root and ensure it's on disk string objectsRoot = GVFSHelpers.GetPersistedGitObjectsRoot(enlistment.DotGVFSRoot).ShouldNotBeNull(); objectsRoot.ShouldBeADirectory(this.fileSystem); string mappingFilePath = Path.Combine(enlistment.LocalCacheRoot, "mapping.dat"); string mappingFileContents = this.fileSystem.ReadAllText(mappingFilePath); mappingFileContents.Length.ShouldNotEqual(0, "mapping.dat should not be empty"); // Delete the git objects root folder, mount should re-create it and the mapping.dat file should not change this.DeleteDirectoryWithUnlimitedRetries(objectsRoot); enlistment.MountGVFS(); GVFSHelpers.GetPersistedGitObjectsRoot(enlistment.DotGVFSRoot).ShouldEqual(objectsRoot); objectsRoot.ShouldBeADirectory(this.fileSystem); mappingFilePath.ShouldBeAFile(this.fileSystem).WithContents(mappingFileContents); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment); }
public void DeleteObjectsCacheAndCacheMappingBeforeMount() { GVFSFunctionalTestEnlistment enlistment1 = this.CloneAndMountEnlistment(); GVFSFunctionalTestEnlistment enlistment2 = this.CloneAndMountEnlistment(); enlistment1.UnmountGVFS(); string objectsRoot = GVFSHelpers.GetPersistedGitObjectsRoot(enlistment1.DotGVFSRoot).ShouldNotBeNull(); objectsRoot.ShouldBeADirectory(this.fileSystem); this.DeleteDirectoryWithUnlimitedRetries(objectsRoot); string metadataPath = Path.Combine(this.localCachePath, "mapping.dat"); metadataPath.ShouldBeAFile(this.fileSystem); this.fileSystem.DeleteFile(metadataPath); enlistment1.MountGVFS(); Task task1 = Task.Run(() => this.HydrateRootFolder(enlistment1)); Task task2 = Task.Run(() => this.HydrateRootFolder(enlistment2)); task1.Wait(); task2.Wait(); task1.Exception.ShouldBeNull(); task2.Exception.ShouldBeNull(); enlistment1.Status().ShouldContain("Mount status: Ready"); enlistment2.Status().ShouldContain("Mount status: Ready"); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment1); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment2); }
public void DeleteCacheBeforeMount() { GVFSFunctionalTestEnlistment enlistment1 = this.CloneAndMountEnlistment(); GVFSFunctionalTestEnlistment enlistment2 = this.CloneAndMountEnlistment(); enlistment1.UnmountGVFS(); CmdRunner.DeleteDirectoryWithRetry(this.localCachePath); enlistment1.MountGVFS(); Task task1 = Task.Run(() => this.HydrateRootFolder(enlistment1)); Task task2 = Task.Run(() => this.HydrateRootFolder(enlistment2)); task1.Wait(); task2.Wait(); task1.Exception.ShouldBeNull(); task2.Exception.ShouldBeNull(); enlistment1.Status().ShouldContain("Mount status: Ready"); enlistment2.Status().ShouldContain("Mount status: Ready"); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment1); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment2); }
public void RepairFixesCorruptBlobSizesDatabase() { GVFSFunctionalTestEnlistment enlistment = this.CloneAndMountEnlistment(); enlistment.UnmountGVFS(); // Repair on a healthy enlistment should succeed enlistment.Repair(); string blobSizesRoot = GVFSHelpers.GetPersistedBlobSizesRoot(enlistment.DotGVFSRoot).ShouldNotBeNull(); string blobSizesDbPath = Path.Combine(blobSizesRoot, "BlobSizes.sql"); blobSizesDbPath.ShouldBeAFile(this.fileSystem); this.fileSystem.WriteAllText(blobSizesDbPath, "0000"); enlistment.TryMountGVFS().ShouldEqual(false, "GVFS shouldn't mount when blob size db is corrupt"); enlistment.Repair(); enlistment.MountGVFS(); }
public void DeleteCacheBeforeMount() { GVFSFunctionalTestEnlistment enlistment1 = this.CreateNewEnlistment(this.pathToObjectCache); GVFSFunctionalTestEnlistment enlistment2 = this.CreateNewEnlistment(this.pathToObjectCache); enlistment1.UnmountGVFS(); this.DeleteSharedCache(); enlistment1.MountGVFS(); Task task1 = Task.Run(() => this.HydrateEntireRepo(enlistment1)); Task task2 = Task.Run(() => this.HydrateEntireRepo(enlistment2)); task1.Wait(); task2.Wait(); enlistment1.Status().ShouldContain("Mount status: Ready"); enlistment2.Status().ShouldContain("Mount status: Ready"); }
public void MountUsesNewLocalCacheKeyWhenLocalCacheDeleted() { GVFSFunctionalTestEnlistment enlistment = this.CloneAndMountEnlistment(); enlistment.UnmountGVFS(); // Find the current git objects root and ensure it's on disk string objectsRoot = GVFSHelpers.GetPersistedGitObjectsRoot(enlistment.DotGVFSRoot).ShouldNotBeNull(); objectsRoot.ShouldBeADirectory(this.fileSystem); string mappingFilePath = Path.Combine(enlistment.LocalCacheRoot, "mapping.dat"); string mappingFileContents = this.fileSystem.ReadAllText(mappingFilePath); mappingFileContents.Length.ShouldNotEqual(0, "mapping.dat should not be empty"); // Delete the local cache folder, mount should re-create it and generate a new mapping file and local cache key this.DeleteDirectoryWithUnlimitedRetries(enlistment.LocalCacheRoot); enlistment.MountGVFS(); // Mount should recreate the local cache root enlistment.LocalCacheRoot.ShouldBeADirectory(this.fileSystem); // Determine the new local cache key string newMappingFileContents = mappingFilePath.ShouldBeAFile(this.fileSystem).WithContents(); const int GuidStringLength = 32; string mappingFileKey = "A {\"Key\":\"https://gvfs.visualstudio.com/ci/_git/fortests\",\"Value\":\""; int localKeyIndex = newMappingFileContents.IndexOf(mappingFileKey); string newCacheKey = newMappingFileContents.Substring(localKeyIndex + mappingFileKey.Length, GuidStringLength); // Validate the new objects root is on disk and uses the new key objectsRoot.ShouldNotExistOnDisk(this.fileSystem); string newObjectsRoot = GVFSHelpers.GetPersistedGitObjectsRoot(enlistment.DotGVFSRoot); newObjectsRoot.ShouldNotEqual(objectsRoot); newObjectsRoot.ShouldContain(newCacheKey); newObjectsRoot.ShouldBeADirectory(this.fileSystem); this.AlternatesFileShouldHaveGitObjectsRoot(enlistment); }
public void MountUpgradesLocalSizesToSharedCache() { GVFSFunctionalTestEnlistment enlistment = this.CloneAndMountEnlistment(); enlistment.UnmountGVFS(); string localCacheRoot = GVFSHelpers.GetPersistedLocalCacheRoot(enlistment.DotGVFSRoot); string gitObjectsRoot = GVFSHelpers.GetPersistedGitObjectsRoot(enlistment.DotGVFSRoot); // Delete the existing repo metadata string versionJsonPath = Path.Combine(enlistment.DotGVFSRoot, GVFSHelpers.RepoMetadataName); versionJsonPath.ShouldBeAFile(this.fileSystem); this.fileSystem.DeleteFile(versionJsonPath); // "13.0" was the last version before blob sizes were moved out of Esent string metadataPath = Path.Combine(enlistment.DotGVFSRoot, GVFSHelpers.RepoMetadataName); this.fileSystem.CreateEmptyFile(metadataPath); GVFSHelpers.SaveDiskLayoutVersion(enlistment.DotGVFSRoot, "13", "0"); GVFSHelpers.SaveLocalCacheRoot(enlistment.DotGVFSRoot, localCacheRoot); GVFSHelpers.SaveGitObjectsRoot(enlistment.DotGVFSRoot, gitObjectsRoot); // Create a legacy PersistedDictionary sizes database List <KeyValuePair <string, long> > entries = new List <KeyValuePair <string, long> >() { new KeyValuePair <string, long>(new string('0', 40), 1), new KeyValuePair <string, long>(new string('1', 40), 2), new KeyValuePair <string, long>(new string('2', 40), 4), new KeyValuePair <string, long>(new string('3', 40), 8), }; GVFSHelpers.CreateEsentBlobSizesDatabase(enlistment.DotGVFSRoot, entries); enlistment.MountGVFS(); string majorVersion; string minorVersion; GVFSHelpers.GetPersistedDiskLayoutVersion(enlistment.DotGVFSRoot, out majorVersion, out minorVersion); majorVersion .ShouldBeAnInt("Disk layout version should always be an int") .ShouldEqual(DiskLayoutUpgradeTests.CurrentDiskLayoutMajorVersion, "Disk layout version should be upgraded to the latest"); minorVersion .ShouldBeAnInt("Disk layout version should always be an int") .ShouldEqual(DiskLayoutUpgradeTests.CurrentDiskLayoutMinorVersion, "Disk layout version should be upgraded to the latest"); string newBlobSizesRoot = Path.Combine(Path.GetDirectoryName(gitObjectsRoot), DiskLayoutUpgradeTests.BlobSizesCacheName); GVFSHelpers.GetPersistedBlobSizesRoot(enlistment.DotGVFSRoot) .ShouldEqual(newBlobSizesRoot); string blobSizesDbPath = Path.Combine(newBlobSizesRoot, DiskLayoutUpgradeTests.BlobSizesDBFileName); newBlobSizesRoot.ShouldBeADirectory(this.fileSystem); blobSizesDbPath.ShouldBeAFile(this.fileSystem); foreach (KeyValuePair <string, long> entry in entries) { GVFSHelpers.SQLiteBlobSizesDatabaseHasEntry(blobSizesDbPath, entry.Key, entry.Value); } // Upgrade a second repo, and make sure all sizes from both upgrades are in the shared database GVFSFunctionalTestEnlistment enlistment2 = this.CloneAndMountEnlistment(); enlistment2.UnmountGVFS(); // Delete the existing repo metadata versionJsonPath = Path.Combine(enlistment2.DotGVFSRoot, GVFSHelpers.RepoMetadataName); versionJsonPath.ShouldBeAFile(this.fileSystem); this.fileSystem.DeleteFile(versionJsonPath); // "13.0" was the last version before blob sizes were moved out of Esent metadataPath = Path.Combine(enlistment2.DotGVFSRoot, GVFSHelpers.RepoMetadataName); this.fileSystem.CreateEmptyFile(metadataPath); GVFSHelpers.SaveDiskLayoutVersion(enlistment2.DotGVFSRoot, "13", "0"); GVFSHelpers.SaveLocalCacheRoot(enlistment2.DotGVFSRoot, localCacheRoot); GVFSHelpers.SaveGitObjectsRoot(enlistment2.DotGVFSRoot, gitObjectsRoot); // Create a legacy PersistedDictionary sizes database List <KeyValuePair <string, long> > additionalEntries = new List <KeyValuePair <string, long> >() { new KeyValuePair <string, long>(new string('4', 40), 16), new KeyValuePair <string, long>(new string('5', 40), 32), new KeyValuePair <string, long>(new string('6', 40), 64), }; GVFSHelpers.CreateEsentBlobSizesDatabase(enlistment2.DotGVFSRoot, additionalEntries); enlistment2.MountGVFS(); foreach (KeyValuePair <string, long> entry in entries) { GVFSHelpers.SQLiteBlobSizesDatabaseHasEntry(blobSizesDbPath, entry.Key, entry.Value); } foreach (KeyValuePair <string, long> entry in additionalEntries) { GVFSHelpers.SQLiteBlobSizesDatabaseHasEntry(blobSizesDbPath, entry.Key, entry.Value); } }