mirror of
https://github.com/lidarr/lidarr.git
synced 2025-07-16 10:03:51 -07:00
Refactored VerifiedFile transfer to have a verified and transactional mode.
This commit is contained in:
Taloth Saldono
parent
2a42ad8970
commit
bfa629f431
2 changed files with 572 additions and 109 deletions
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@ -29,6 +29,131 @@ namespace NzbDrone.Common.Test.DiskTests
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WithExistingFile(_sourcePath);
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}
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[Test]
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public void should_use_verified_transfer_on_mono()
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{
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MonoOnly();
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Subject.VerificationMode.Should().Be(DiskTransferVerificationMode.Transactional);
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}
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[Test]
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public void should_not_use_verified_transfer_on_windows()
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{
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WindowsOnly();
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Subject.VerificationMode.Should().Be(DiskTransferVerificationMode.VerifyOnly);
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var result = Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.TryCreateHardLink(_sourcePath, _backupPath), Times.Never());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_sourcePath, _targetPath, false), Times.Once());
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}
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[Test]
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public void should_throw_if_path_is_the_same()
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{
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _sourcePath, TransferMode.HardLink));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.TryCreateHardLink(_sourcePath, _sourcePath), Times.Never());
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}
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[Test]
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public void should_throw_if_different_casing_unless_moving()
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{
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var targetPath = Path.Combine(Path.GetDirectoryName(_sourcePath), Path.GetFileName(_sourcePath).ToUpper());
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, targetPath, TransferMode.HardLink));
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}
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[Test]
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public void should_rename_via_temp_if_different_casing()
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{
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var targetPath = Path.Combine(Path.GetDirectoryName(_sourcePath), Path.GetFileName(_sourcePath).ToUpper());
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _backupPath, true))
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.Callback(() =>
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{
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WithExistingFile(_backupPath, true);
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WithExistingFile(_sourcePath, false);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_backupPath, targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(targetPath, true);
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WithExistingFile(_backupPath, false);
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});
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var result = Subject.TransferFile(_sourcePath, targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_backupPath, targetPath, false), Times.Once());
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}
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[Test]
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public void should_rollback_rename_via_temp_on_exception()
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{
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var targetPath = Path.Combine(Path.GetDirectoryName(_sourcePath), Path.GetFileName(_sourcePath).ToUpper());
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _backupPath, true))
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.Callback(() =>
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{
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WithExistingFile(_backupPath, true);
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WithExistingFile(_sourcePath, false);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_backupPath, targetPath, false))
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.Throws(new IOException("Access Violation"));
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, targetPath, TransferMode.Move));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_backupPath, _sourcePath, false), Times.Once());
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}
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[Test]
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public void should_log_error_if_rollback_move_fails()
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{
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var targetPath = Path.Combine(Path.GetDirectoryName(_sourcePath), Path.GetFileName(_sourcePath).ToUpper());
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _backupPath, true))
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.Callback(() =>
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{
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WithExistingFile(_backupPath, true);
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WithExistingFile(_sourcePath, false);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_backupPath, targetPath, false))
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.Throws(new IOException("Access Violation"));
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_backupPath, _sourcePath, false))
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.Throws(new IOException("Access Violation"));
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, targetPath, TransferMode.Move));
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ExceptionVerification.ExpectedErrors(1);
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}
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[Test]
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public void should_throw_if_destination_is_child_of_source()
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{
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var childPath = Path.Combine(_sourcePath, "child");
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, childPath, TransferMode.Move));
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}
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[Test]
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public void should_hardlink_only()
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{
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@ -48,23 +173,257 @@ namespace NzbDrone.Common.Test.DiskTests
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}
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[Test]
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public void should_not_use_verified_transfer_on_windows()
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public void should_fallback_to_copy_if_hardlink_failed()
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{
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WindowsOnly();
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithFailedHardlink();
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var result = Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.TryCreateHardLink(_sourcePath, _backupPath), Times.Never());
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.Verify(v => v.CopyFile(_sourcePath, _tempTargetPath, false), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_tempTargetPath, _targetPath, false), Times.Once());
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VerifyDeletedFile(_sourcePath);
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}
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[Test]
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public void mode_none_should_not_verify_copy()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.None;
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.CopyFile(_sourcePath, _targetPath, false), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(It.IsAny<string>()), Times.Never());
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}
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[Test]
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public void mode_none_should_not_verify_move()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.None;
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_sourcePath, _targetPath, false), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(It.IsAny<string>()), Times.Never());
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}
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[Test]
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public void mode_none_should_delete_existing_target_when_overwriting()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.None;
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WithExistingFile(_targetPath);
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move, true);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_targetPath), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_sourcePath, _targetPath, false), Times.Once());
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}
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[Test]
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public void should_retry_if_partial_copy()
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public void mode_none_should_throw_if_existing_target_when_not_overwriting()
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{
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MonoOnly();
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Subject.VerificationMode = DiskTransferVerificationMode.None;
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WithExistingFile(_targetPath);
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move, false));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_targetPath), Times.Never());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_sourcePath, _targetPath, false), Times.Never());
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}
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[Test]
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public void mode_verifyonly_should_verify_copy()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(_sourcePath), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(_targetPath), Times.Once());
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}
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[Test]
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public void mode_verifyonly_should_rollback_copy_on_partial_and_throw()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.CopyFile(_sourcePath, _targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(_targetPath, true, 900);
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});
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_targetPath), Times.Once());
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}
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[Test]
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public void should_log_error_if_rollback_copy_fails()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.CopyFile(_sourcePath, _targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(_targetPath, true, 900);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.DeleteFile(_targetPath))
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.Throws(new IOException("Access Violation"));
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy));
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ExceptionVerification.ExpectedErrors(1);
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}
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[Test]
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public void mode_verifyonly_should_verify_move()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(_sourcePath), Times.Once());
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.GetFileSize(_targetPath), Times.Once());
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}
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[Test]
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public void mode_verifyonly_should_not_rollback_move_on_partial_and_throw()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(_sourcePath, false);
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WithExistingFile(_targetPath, true, 900);
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});
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_targetPath), Times.Never());
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ExceptionVerification.ExpectedErrors(1);
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}
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[Test]
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public void mode_verifyonly_should_rollback_move_on_partial_if_source_remains()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(_targetPath, true, 900);
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});
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move));
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_targetPath), Times.Once());
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}
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[Test]
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public void should_log_error_if_rollback_partialmove_fails()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.VerifyOnly;
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _targetPath, false))
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.Callback(() =>
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{
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WithExistingFile(_targetPath, true, 900);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.DeleteFile(_targetPath))
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.Throws(new IOException("Access Violation"));
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move));
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ExceptionVerification.ExpectedErrors(1);
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}
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[Test]
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public void mode_transactional_should_delete_old_backup()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithExistingFile(_backupPath);
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_backupPath), Times.Once());
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}
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[Test]
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public void mode_transactional_should_delete_old_partial()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithExistingFile(_tempTargetPath);
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.DeleteFile(_tempTargetPath), Times.Once());
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}
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[Test]
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public void mode_transactional_should_hardlink_before_move()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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var result = Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.TryCreateHardLink(_sourcePath, _backupPath), Times.Once());
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}
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[Test]
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public void mode_transactional_should_retry_if_partial_copy()
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{
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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var retry = 0;
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Mocker.GetMock<IDiskProvider>()
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@ -81,9 +440,9 @@ namespace NzbDrone.Common.Test.DiskTests
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}
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[Test]
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public void should_retry_twice_if_partial_copy()
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public void mode_transactional_should_retry_twice_if_partial_copy()
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{
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MonoOnly();
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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var retry = 0;
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Mocker.GetMock<IDiskProvider>()
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@ -101,22 +460,9 @@ namespace NzbDrone.Common.Test.DiskTests
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}
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[Test]
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public void should_hardlink_before_move()
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public void mode_transactional_should_remove_source_after_move()
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{
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MonoOnly();
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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var result = Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.TryCreateHardLink(_sourcePath, _backupPath), Times.Once());
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}
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[Test]
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public void should_remove_source_after_move()
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{
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MonoOnly();
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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@ -130,9 +476,9 @@ namespace NzbDrone.Common.Test.DiskTests
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}
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[Test]
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public void should_not_remove_source_if_partial_still_exists()
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public void mode_transactional_should_not_remove_source_if_partial_still_exists()
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{
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MonoOnly();
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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var targetPath = Path.Combine(Path.GetDirectoryName(_targetPath), Path.GetFileName(_targetPath).ToUpper());
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var tempTargetPath = targetPath + ".partial~";
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@ -156,36 +502,29 @@ namespace NzbDrone.Common.Test.DiskTests
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}
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[Test]
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public void should_rename_via_temp()
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public void mode_transactional_should_remove_partial_if_copy_fails()
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{
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var targetPath = Path.Combine(Path.GetDirectoryName(_sourcePath), Path.GetFileName(_sourcePath).ToUpper());
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Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
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WithSuccessfulHardlink(_sourcePath, _backupPath);
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_sourcePath, _backupPath, false))
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.Callback(() =>
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{
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WithExistingFile(_backupPath, true);
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WithExistingFile(_sourcePath, false);
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});
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Mocker.GetMock<IDiskProvider>()
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.Setup(v => v.MoveFile(_backupPath, targetPath, false))
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.Setup(v => v.CopyFile(_sourcePath, _tempTargetPath, false))
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.Callback(() =>
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{
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WithExistingFile(targetPath, true);
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WithExistingFile(_backupPath, false);
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});
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WithExistingFile(_tempTargetPath, true, 900);
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})
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.Throws(new IOException("Blackbox IO error"));
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var result = Subject.TransferFile(_sourcePath, targetPath, TransferMode.Move);
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Mocker.GetMock<IDiskProvider>()
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.Verify(v => v.MoveFile(_backupPath, targetPath, false), Times.Once());
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Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy));
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VerifyDeletedFile(_tempTargetPath);
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}
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[Test]
|
||||
public void should_remove_backup_if_move_throws()
|
||||
public void mode_transactional_should_remove_backup_if_move_throws()
|
||||
{
|
||||
MonoOnly();
|
||||
Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
|
||||
|
||||
WithSuccessfulHardlink(_sourcePath, _backupPath);
|
||||
|
||||
|
|
@ -199,9 +538,9 @@ namespace NzbDrone.Common.Test.DiskTests
|
|||
}
|
||||
|
||||
[Test]
|
||||
public void should_remove_partial_if_move_fails()
|
||||
public void mode_transactional_should_remove_partial_if_move_fails()
|
||||
{
|
||||
MonoOnly();
|
||||
Subject.VerificationMode = DiskTransferVerificationMode.Transactional;
|
||||
|
||||
WithSuccessfulHardlink(_sourcePath, _backupPath);
|
||||
|
||||
|
|
@ -218,24 +557,6 @@ namespace NzbDrone.Common.Test.DiskTests
|
|||
VerifyDeletedFile(_tempTargetPath);
|
||||
}
|
||||
|
||||
[Test]
|
||||
public void should_fallback_to_copy_if_hardlink_failed()
|
||||
{
|
||||
MonoOnly();
|
||||
|
||||
WithFailedHardlink();
|
||||
|
||||
var result = Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Move);
|
||||
|
||||
Mocker.GetMock<IDiskProvider>()
|
||||
.Verify(v => v.CopyFile(_sourcePath, _tempTargetPath, false), Times.Once());
|
||||
|
||||
Mocker.GetMock<IDiskProvider>()
|
||||
.Verify(v => v.MoveFile(_tempTargetPath, _targetPath, false), Times.Once());
|
||||
|
||||
VerifyDeletedFile(_sourcePath);
|
||||
}
|
||||
|
||||
[Test]
|
||||
public void CopyFolder_should_copy_folder()
|
||||
{
|
||||
|
|
@ -310,14 +631,6 @@ namespace NzbDrone.Common.Test.DiskTests
|
|||
Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, _targetPath, TransferMode.Copy));
|
||||
}
|
||||
|
||||
[Test]
|
||||
public void should_throw_if_destination_is_child_of_source()
|
||||
{
|
||||
var childPath = Path.Combine(_sourcePath, "child");
|
||||
|
||||
Assert.Throws<IOException>(() => Subject.TransferFile(_sourcePath, childPath, TransferMode.Move));
|
||||
}
|
||||
|
||||
public DirectoryInfo GetFilledTempFolder()
|
||||
{
|
||||
var tempFolder = GetTempFilePath();
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue