private static void TestAccess(string sasToken, SharedAccessBlobPermissions permissions, SharedAccessBlobHeaders headers, CloudBlobContainer container, CloudBlob blob) { CloudBlob SASblob; StorageCredentials credentials = string.IsNullOrEmpty(sasToken) ? new StorageCredentials() : new StorageCredentials(sasToken); if (container != null) { container = new CloudBlobContainer(credentials.TransformUri(container.Uri)); if (blob.BlobType == BlobType.BlockBlob) { SASblob = container.GetBlockBlobReference(blob.Name); } else if (blob.BlobType == BlobType.PageBlob) { SASblob = container.GetPageBlobReference(blob.Name); } else { SASblob = container.GetAppendBlobReference(blob.Name); } } else { if (blob.BlobType == BlobType.BlockBlob) { SASblob = new CloudBlockBlob(credentials.TransformUri(blob.Uri)); } else if (blob.BlobType == BlobType.PageBlob) { SASblob = new CloudPageBlob(credentials.TransformUri(blob.Uri)); } else { SASblob = new CloudAppendBlob(credentials.TransformUri(blob.Uri)); } } HttpStatusCode failureCode = sasToken == null ? HttpStatusCode.NotFound : HttpStatusCode.Forbidden; // We want to ensure that 'create', 'add', and 'write' permissions all allow for correct writing of blobs, as is reasonable. if (((permissions & SharedAccessBlobPermissions.Create) == SharedAccessBlobPermissions.Create) || ((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write)) { if (blob.BlobType == BlobType.PageBlob) { CloudPageBlob SASpageBlob = (CloudPageBlob)SASblob; SASpageBlob.Create(512); CloudPageBlob pageBlob = (CloudPageBlob)blob; byte[] buffer = new byte[512]; buffer[0] = 2; // random data if (((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write)) { SASpageBlob.UploadFromByteArray(buffer, 0, 512); } else { TestHelper.ExpectedException( () => SASpageBlob.UploadFromByteArray(buffer, 0, 512), "pageBlob SAS token without Write perms should not allow for writing/adding", failureCode); pageBlob.UploadFromByteArray(buffer, 0, 512); } } else if (blob.BlobType == BlobType.BlockBlob) { if ((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write) { UploadText(SASblob, "blob", Encoding.UTF8); } else { TestHelper.ExpectedException( () => UploadText(SASblob, "blob", Encoding.UTF8), "Block blob SAS token without Write or perms should not allow for writing", failureCode); UploadText(blob, "blob", Encoding.UTF8); } } else // append blob { // If the sas token contains Feb 2012, append won't be accepted if (sasToken.Contains(Constants.VersionConstants.February2012)) { UploadText(blob, "blob", Encoding.UTF8); } else { CloudAppendBlob SASAppendBlob = SASblob as CloudAppendBlob; SASAppendBlob.CreateOrReplace(); byte[] textAsBytes = Encoding.UTF8.GetBytes("blob"); using (MemoryStream stream = new MemoryStream()) { stream.Write(textAsBytes, 0, textAsBytes.Length); stream.Seek(0, SeekOrigin.Begin); if (((permissions & SharedAccessBlobPermissions.Add) == SharedAccessBlobPermissions.Add) || ((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write)) { SASAppendBlob.AppendBlock(stream, null); } else { TestHelper.ExpectedException( () => SASAppendBlob.AppendBlock(stream, null), "Append blob SAS token without Write or Add perms should not allow for writing/adding", failureCode); stream.Seek(0, SeekOrigin.Begin); ((CloudAppendBlob)blob).AppendBlock(stream, null); } } } } } else { TestHelper.ExpectedException( () => UploadText(SASblob, "blob", Encoding.UTF8), "UploadText SAS does not allow for writing/adding", ((blob.BlobType == BlobType.AppendBlob) && (sasToken != null) && (sasToken.Contains(Constants.VersionConstants.February2012))) ? HttpStatusCode.BadRequest : failureCode); UploadText(blob, "blob", Encoding.UTF8); } if (container != null) { if ((permissions & SharedAccessBlobPermissions.List) == SharedAccessBlobPermissions.List) { container.ListBlobs().ToArray(); } else { TestHelper.ExpectedException( () => container.ListBlobs().ToArray(), "List blobs while SAS does not allow for listing", failureCode); } } // need to have written to the blob to read from it. if (((permissions & SharedAccessBlobPermissions.Read) == SharedAccessBlobPermissions.Read)) { SASblob.FetchAttributes(); // Test headers if (headers != null) { if (headers.CacheControl != null) { Assert.AreEqual(headers.CacheControl, SASblob.Properties.CacheControl); } if (headers.ContentDisposition != null) { Assert.AreEqual(headers.ContentDisposition, SASblob.Properties.ContentDisposition); } if (headers.ContentEncoding != null) { Assert.AreEqual(headers.ContentEncoding, SASblob.Properties.ContentEncoding); } if (headers.ContentLanguage != null) { Assert.AreEqual(headers.ContentLanguage, SASblob.Properties.ContentLanguage); } if (headers.ContentType != null) { Assert.AreEqual(headers.ContentType, SASblob.Properties.ContentType); } } } else { TestHelper.ExpectedException( () => SASblob.FetchAttributes(), "Fetch blob attributes while SAS does not allow for reading", failureCode); } if ((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write) { SASblob.SetMetadata(); } else { TestHelper.ExpectedException( () => SASblob.SetMetadata(), "Set blob metadata while SAS does not allow for writing", failureCode); } if ((permissions & SharedAccessBlobPermissions.Delete) == SharedAccessBlobPermissions.Delete) { SASblob.Delete(); } else { TestHelper.ExpectedException( () => SASblob.Delete(), "Delete blob while SAS does not allow for deleting", failureCode); } }
public async Task BlobWriteStreamOpenAndCloseAsync() { CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); // Block blob tests CloudBlockBlob blockBlob = container.GetBlockBlobReference("blob1"); using (Stream writeStream = await blockBlob.OpenWriteAsync()) { } CloudBlockBlob blockBlob2 = container.GetBlockBlobReference(blockBlob.Name); await blockBlob2.FetchAttributesAsync(); Assert.AreEqual(0, blockBlob2.Properties.Length); Assert.AreEqual(BlobType.BlockBlob, blockBlob2.Properties.BlobType); // Page blob tests CloudPageBlob pageBlob = container.GetPageBlobReference("blob2"); OperationContext opContext = new OperationContext(); await TestHelper.ExpectedExceptionAsync( async() => await pageBlob.OpenWriteAsync(null, null, null, opContext), opContext, "Opening a page blob stream with no size should fail on a blob that does not exist", HttpStatusCode.NotFound); using (Stream writeStream = await pageBlob.OpenWriteAsync(1024)) { } using (Stream writeStream = await pageBlob.OpenWriteAsync(null)) { } CloudPageBlob pageBlob2 = container.GetPageBlobReference(pageBlob.Name); await pageBlob2.FetchAttributesAsync(); Assert.AreEqual(1024, pageBlob2.Properties.Length); Assert.AreEqual(BlobType.PageBlob, pageBlob2.Properties.BlobType); // Append blob test CloudAppendBlob appendBlob = container.GetAppendBlobReference("blob3"); using (Stream writeStream = await appendBlob.OpenWriteAsync(true)) { } CloudAppendBlob appendBlob2 = container.GetAppendBlobReference(appendBlob.Name); await appendBlob2.FetchAttributesAsync(); Assert.AreEqual(0, appendBlob2.Properties.Length); Assert.AreEqual(BlobType.AppendBlob, appendBlob2.Properties.BlobType); } finally { container.DeleteAsync().Wait(); } }
public async Task AppendBlobReadStreamBasicTestAsync() { byte[] buffer = GetRandomBuffer(4 * 1024 * 1024); CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); await blob.CreateOrReplaceAsync(); using (MemoryStream wholeBlob = new MemoryStream(buffer)) { await blob.AppendBlockAsync(wholeBlob); } using (MemoryStream wholeBlob = new MemoryStream(buffer)) { using (Stream blobStream = (await blob.OpenReadAsync())) { TestHelper.AssertStreamsAreEqual(wholeBlob, blobStream); } } } finally { container.DeleteIfExistsAsync().Wait(); } }
public static List <string> CreateBlobsTask(CloudBlobContainer container, int count, BlobType type) { string name; List <string> blobs = new List <string>(); for (int i = 0; i < count; i++) { switch (type) { case BlobType.BlockBlob: name = "bb" + Guid.NewGuid().ToString(); CloudBlockBlob blockBlob = container.GetBlockBlobReference(name); blockBlob.PutBlockListAsync(new string[] { }).Wait(); blobs.Add(name); break; case BlobType.PageBlob: name = "pb" + Guid.NewGuid().ToString(); CloudPageBlob pageBlob = container.GetPageBlobReference(name); pageBlob.CreateAsync(0).Wait(); blobs.Add(name); break; case BlobType.AppendBlob: name = "ab" + Guid.NewGuid().ToString(); CloudAppendBlob appendBlob = container.GetAppendBlobReference(name); appendBlob.CreateOrReplaceAsync().Wait(); blobs.Add(name); break; } } return(blobs); }
public static async Task<List<string>> CreateBlobsAsync(CloudBlobContainer container, int count, BlobType type) { string name; List<string> blobs = new List<string>(); for (int i = 0; i < count; i++) { switch (type) { case BlobType.BlockBlob: name = "bb" + Guid.NewGuid().ToString(); CloudBlockBlob blockBlob = container.GetBlockBlobReference(name); await blockBlob.PutBlockListAsync(new string[] { }); blobs.Add(name); break; case BlobType.PageBlob: name = "pb" + Guid.NewGuid().ToString(); CloudPageBlob pageBlob = container.GetPageBlobReference(name); await pageBlob.CreateAsync(0); blobs.Add(name); break; case BlobType.AppendBlob: name = "ab" + Guid.NewGuid().ToString(); CloudAppendBlob appendBlob = container.GetAppendBlobReference(name); await appendBlob.CreateOrReplaceAsync(); blobs.Add(name); break; } } return blobs; }
public async Task AppendBlobWriteStreamFlushTestAsync() { byte[] buffer = GetRandomBuffer(512 * 1024); CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); blob.StreamWriteSizeInBytes = 1 * 1024 * 1024; using (MemoryStream wholeBlob = new MemoryStream()) { OperationContext opContext = new OperationContext(); using (CloudBlobStream blobStream = await blob.OpenWriteAsync(true, null, null, opContext)) { for (int i = 0; i < 3; i++) { await blobStream.WriteAsync(buffer, 0, buffer.Length); await wholeBlob.WriteAsync(buffer, 0, buffer.Length); } Assert.AreEqual(2, opContext.RequestResults.Count); await blobStream.FlushAsync(); Assert.AreEqual(3, opContext.RequestResults.Count); await blobStream.FlushAsync(); Assert.AreEqual(3, opContext.RequestResults.Count); await blobStream.WriteAsync(buffer, 0, buffer.Length); await wholeBlob.WriteAsync(buffer, 0, buffer.Length); Assert.AreEqual(3, opContext.RequestResults.Count); await Task.Factory.FromAsync(blobStream.BeginCommit, blobStream.EndCommit, null); Assert.AreEqual(4, opContext.RequestResults.Count); } Assert.AreEqual(4, opContext.RequestResults.Count); using (MemoryStream downloadedBlob = new MemoryStream()) { await blob.DownloadToStreamAsync(downloadedBlob); TestHelper.AssertStreamsAreEqual(wholeBlob, downloadedBlob); } } } finally { container.DeleteIfExistsAsync().Wait(); } }
public void CloudBlobClientObjects() { CloudBlobClient blobClient = GenerateCloudBlobClient(); CloudBlobContainer container = blobClient.GetContainerReference("container"); Assert.AreEqual(blobClient, container.ServiceClient); CloudBlockBlob blockBlob = container.GetBlockBlobReference("blockblob"); Assert.AreEqual(blobClient, blockBlob.ServiceClient); CloudPageBlob pageBlob = container.GetPageBlobReference("pageblob"); Assert.AreEqual(blobClient, pageBlob.ServiceClient); CloudAppendBlob appendBlob = container.GetAppendBlobReference("appendblob"); Assert.AreEqual(blobClient, appendBlob.ServiceClient); CloudBlobContainer container2 = GetRandomContainerReference(); Assert.AreNotEqual(blobClient, container2.ServiceClient); CloudBlockBlob blockBlob2 = container2.GetBlockBlobReference("blockblob"); Assert.AreEqual(container2.ServiceClient, blockBlob2.ServiceClient); CloudPageBlob pageBlob2 = container2.GetPageBlobReference("pageblob"); Assert.AreEqual(container2.ServiceClient, pageBlob2.ServiceClient); CloudAppendBlob appendBlob2 = container2.GetAppendBlobReference("appendblob"); Assert.AreEqual(container2.ServiceClient, appendBlob2.ServiceClient); }
public async Task AppendBlobReadStreamSeekTestAsync() { byte[] buffer = GetRandomBuffer(3 * 1024 * 1024); CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); await blob.CreateOrReplaceAsync(); blob.StreamMinimumReadSizeInBytes = 2 * 1024 * 1024; using (MemoryStream wholeBlob = new MemoryStream(buffer)) { await blob.AppendBlockAsync(wholeBlob); } OperationContext opContext = new OperationContext(); using (var blobStream = await blob.OpenReadAsync(null, null, opContext)) { #if WINDOWS_RT int attempts = await BlobReadStreamSeekTestAsync(blobStream.AsRandomAccessStream(), blob.StreamMinimumReadSizeInBytes, buffer); #else int attempts = await BlobReadStreamSeekTestAsync(blobStream, blob.StreamMinimumReadSizeInBytes, buffer); #endif TestHelper.AssertNAttempts(opContext, attempts); } } finally { container.DeleteIfExistsAsync().Wait(); } }
public void CloudBlobSnapshotMetadataAPM() { CloudBlobContainer container = GetRandomContainerReference(); try { container.Create(); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.CreateOrReplace(); CloudBlob blob = container.GetBlobReference(BlobName); blob.Metadata["Hello"] = "World"; blob.Metadata["Marco"] = "Polo"; blob.SetMetadata(); IDictionary <string, string> snapshotMetadata = new Dictionary <string, string>(); snapshotMetadata["Hello"] = "Dolly"; snapshotMetadata["Yoyo"] = "Ma"; IAsyncResult result; using (AutoResetEvent waitHandle = new AutoResetEvent(false)) { result = blob.BeginSnapshot(snapshotMetadata, null, null, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); CloudBlob snapshot = blob.EndSnapshot(result); // Test the client view against the expected metadata // None of the original metadata should be present Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]); Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]); Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco")); // Test the server view against the expected metadata snapshot.FetchAttributes(); Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]); Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]); Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco")); } } finally { container.DeleteIfExists(); } }
public async Task AppendBlobWriteStreamBasicTestAsync() { byte[] buffer = GetRandomBuffer(3 * 1024 * 1024); CloudBlobClient blobClient = GenerateCloudBlobClient(); string name = GetRandomContainerName(); CloudBlobContainer container = blobClient.GetContainerReference(name); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); using (MemoryStream wholeBlob = new MemoryStream()) { using (Stream writeStream = await blob.OpenWriteAsync(true)) { Stream blobStream = writeStream; for (int i = 0; i < 3; i++) { await blobStream.WriteAsync(buffer, 0, buffer.Length); await wholeBlob.WriteAsync(buffer, 0, buffer.Length); Assert.AreEqual(wholeBlob.Position, blobStream.Position); } await blobStream.FlushAsync(); } using (MemoryStream downloadedBlob = new MemoryStream()) { await blob.DownloadToStreamAsync(downloadedBlob); TestHelper.AssertStreamsAreEqual(wholeBlob, downloadedBlob); } } } finally { container.DeleteAsync().Wait(); } }
public void CloudBlobContainerReference() { CloudBlobClient client = GenerateCloudBlobClient(); CloudBlobContainer container = client.GetContainerReference("container"); CloudBlockBlob blockBlob = container.GetBlockBlobReference("directory1/blob1"); CloudPageBlob pageBlob = container.GetPageBlobReference("directory2/blob2"); CloudAppendBlob appendBlob = container.GetAppendBlobReference("directory3/blob3"); CloudBlobDirectory directory = container.GetDirectoryReference("directory4"); CloudBlobDirectory directory2 = directory.GetDirectoryReference("directory5"); Assert.AreEqual(container, blockBlob.Container); Assert.AreEqual(container, pageBlob.Container); Assert.AreEqual(container, appendBlob.Container); Assert.AreEqual(container, directory.Container); Assert.AreEqual(container, directory2.Container); Assert.AreEqual(container, directory2.Parent.Container); Assert.AreEqual(container, blockBlob.Parent.Container); Assert.AreEqual(container, blockBlob.Parent.Container); }
public async Task CloudBlobSnapshotMetadataAsync() { CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); await appendBlob.CreateOrReplaceAsync(); CloudBlob blob = container.GetBlobReference(BlobName); blob.Metadata["Hello"] = "World"; blob.Metadata["Marco"] = "Polo"; await blob.SetMetadataAsync(); IDictionary <string, string> snapshotMetadata = new Dictionary <string, string>(); snapshotMetadata["Hello"] = "Dolly"; snapshotMetadata["Yoyo"] = "Ma"; CloudBlob snapshot = await blob.SnapshotAsync(snapshotMetadata, null, null, null); // Test the client view against the expected metadata // None of the original metadata should be present Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]); Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]); Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco")); // Test the server view against the expected metadata await snapshot.FetchAttributesAsync(); Assert.AreEqual("Dolly", snapshot.Metadata["Hello"]); Assert.AreEqual("Ma", snapshot.Metadata["Yoyo"]); Assert.IsFalse(snapshot.Metadata.ContainsKey("Marco")); } finally { container.DeleteIfExistsAsync().Wait(); } }
public async Task AppendBlobWriteStreamSeekTestAsync() { CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); using (Stream writeStream = await blob.OpenWriteAsync(true)) { Stream blobStream = writeStream; TestHelper.ExpectedException <NotSupportedException>( () => blobStream.Seek(1, SeekOrigin.Begin), "Append blob write stream should not be seekable"); } } finally { container.DeleteIfExistsAsync().Wait(); } }
public static async Task <List <string> > CreateBlobs(CloudBlobContainer container, int count, BlobType type) { string name; List <string> blobs = new List <string>(); List <Task> tasks = new List <Task>(); for (int i = 0; i < count; i++) { switch (type) { case BlobType.BlockBlob: name = "bb" + Guid.NewGuid().ToString(); CloudBlockBlob blockBlob = container.GetBlockBlobReference(name); tasks.Add(Task.Run(() => blockBlob.PutBlockList(new string[] { }))); blobs.Add(name); break; case BlobType.PageBlob: name = "pb" + Guid.NewGuid().ToString(); CloudPageBlob pageBlob = container.GetPageBlobReference(name); tasks.Add(Task.Run(() => pageBlob.Create(0))); blobs.Add(name); break; case BlobType.AppendBlob: name = "ab" + Guid.NewGuid().ToString(); CloudAppendBlob appendBlob = container.GetAppendBlobReference(name); tasks.Add(Task.Run(() => appendBlob.CreateOrReplace())); blobs.Add(name); break; } } await Task.WhenAll(tasks); return(blobs); }
private static void TestAccess(string sasToken, SharedAccessBlobPermissions permissions, SharedAccessBlobHeaders headers, CloudBlobContainer container, CloudBlob blob) { StorageCredentials credentials = string.IsNullOrEmpty(sasToken) ? new StorageCredentials() : new StorageCredentials(sasToken); if (container != null) { container = new CloudBlobContainer(credentials.TransformUri(container.Uri)); if (blob.BlobType == BlobType.BlockBlob) { blob = container.GetBlockBlobReference(blob.Name); } else if (blob.BlobType == BlobType.PageBlob) { blob = container.GetPageBlobReference(blob.Name); } else { blob = container.GetAppendBlobReference(blob.Name); } } else { if (blob.BlobType == BlobType.BlockBlob) { blob = new CloudBlockBlob(credentials.TransformUri(blob.Uri)); } else if (blob.BlobType == BlobType.PageBlob) { blob = new CloudPageBlob(credentials.TransformUri(blob.Uri)); } else { blob = new CloudAppendBlob(credentials.TransformUri(blob.Uri)); } } if (container != null) { if ((permissions & SharedAccessBlobPermissions.List) == SharedAccessBlobPermissions.List) { container.ListBlobs().ToArray(); } else { TestHelper.ExpectedException( () => container.ListBlobs().ToArray(), "List blobs while SAS does not allow for listing", HttpStatusCode.NotFound); } } if ((permissions & SharedAccessBlobPermissions.Read) == SharedAccessBlobPermissions.Read) { blob.FetchAttributes(); // Test headers if (headers != null) { if (headers.CacheControl != null) { Assert.AreEqual(headers.CacheControl, blob.Properties.CacheControl); } if (headers.ContentDisposition != null) { Assert.AreEqual(headers.ContentDisposition, blob.Properties.ContentDisposition); } if (headers.ContentEncoding != null) { Assert.AreEqual(headers.ContentEncoding, blob.Properties.ContentEncoding); } if (headers.ContentLanguage != null) { Assert.AreEqual(headers.ContentLanguage, blob.Properties.ContentLanguage); } if (headers.ContentType != null) { Assert.AreEqual(headers.ContentType, blob.Properties.ContentType); } } } else { TestHelper.ExpectedException( () => blob.FetchAttributes(), "Fetch blob attributes while SAS does not allow for reading", HttpStatusCode.NotFound); } if ((permissions & SharedAccessBlobPermissions.Write) == SharedAccessBlobPermissions.Write) { blob.SetMetadata(); } else { TestHelper.ExpectedException( () => blob.SetMetadata(), "Set blob metadata while SAS does not allow for writing", HttpStatusCode.NotFound); } if ((permissions & SharedAccessBlobPermissions.Delete) == SharedAccessBlobPermissions.Delete) { blob.Delete(); } else { TestHelper.ExpectedException( () => blob.Delete(), "Delete blob while SAS does not allow for deleting", HttpStatusCode.NotFound); } }
public static CloudBlob GetBlobReference(CloudBlobContainer container, string blobName, BlobType blobType) { switch(blobType) { case BlobType.BlockBlob: return container.GetBlockBlobReference(blobName); case BlobType.PageBlob: return container.GetPageBlobReference(blobName); case BlobType.AppendBlob: return container.GetAppendBlobReference(blobName); default: throw new ArgumentException(String.Format( CultureInfo.CurrentCulture, Resources.InvalidBlobType, blobType, blobName)); } }
public void CloudBlobSnapshot() { CloudBlobContainer container = GetRandomContainerReference(); try { container.Create(); // Upload some data to the blob. MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.CreateOrReplace(); appendBlob.AppendBlock(originalData, null); CloudBlob blob = container.GetBlobReference(BlobName); blob.FetchAttributes(); Assert.IsFalse(blob.IsSnapshot); Assert.IsNull(blob.SnapshotTime, "Root blob has SnapshotTime set"); Assert.IsFalse(blob.SnapshotQualifiedUri.Query.Contains("snapshot")); Assert.AreEqual(blob.Uri, blob.SnapshotQualifiedUri); CloudBlob snapshot1 = blob.Snapshot(); Assert.AreEqual(blob.Properties.ETag, snapshot1.Properties.ETag); Assert.AreEqual(blob.Properties.LastModified, snapshot1.Properties.LastModified); Assert.IsTrue(snapshot1.IsSnapshot); Assert.IsNotNull(snapshot1.SnapshotTime, "Snapshot does not have SnapshotTime set"); Assert.AreEqual(blob.Uri, snapshot1.Uri); Assert.AreNotEqual(blob.SnapshotQualifiedUri, snapshot1.SnapshotQualifiedUri); Assert.AreNotEqual(snapshot1.Uri, snapshot1.SnapshotQualifiedUri); Assert.IsTrue(snapshot1.SnapshotQualifiedUri.Query.Contains("snapshot")); CloudBlob snapshot2 = blob.Snapshot(); Assert.IsTrue(snapshot2.SnapshotTime.Value > snapshot1.SnapshotTime.Value); snapshot1.FetchAttributes(); snapshot2.FetchAttributes(); blob.FetchAttributes(); AssertAreEqual(snapshot1.Properties, blob.Properties, false); CloudBlob snapshot1Clone = new CloudBlob(new Uri(blob.Uri + "?snapshot=" + snapshot1.SnapshotTime.Value.ToString("O")), blob.ServiceClient.Credentials); Assert.IsNotNull(snapshot1Clone.SnapshotTime, "Snapshot clone does not have SnapshotTime set"); Assert.AreEqual(snapshot1.SnapshotTime.Value, snapshot1Clone.SnapshotTime.Value); snapshot1Clone.FetchAttributes(); AssertAreEqual(snapshot1.Properties, snapshot1Clone.Properties, false); CloudBlob snapshotCopy = container.GetBlobReference("blob2"); snapshotCopy.StartCopy(TestHelper.Defiddler(snapshot1.Uri)); WaitForCopy(snapshotCopy); Assert.AreEqual(CopyStatus.Success, snapshotCopy.CopyState.Status); using (Stream snapshotStream = snapshot1.OpenRead()) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } appendBlob.CreateOrReplace(); blob.FetchAttributes(); using (Stream snapshotStream = snapshot1.OpenRead()) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } List <IListBlobItem> blobs = container.ListBlobs(null, true, BlobListingDetails.All, null, null).ToList(); Assert.AreEqual(4, blobs.Count); AssertAreEqual(snapshot1, (CloudBlob)blobs[0]); AssertAreEqual(snapshot2, (CloudBlob)blobs[1]); AssertAreEqual(blob, (CloudBlob)blobs[2]); AssertAreEqual(snapshotCopy, (CloudBlob)blobs[3]); } finally { container.DeleteIfExists(); } }
private void CloudAppendBlock(CloudBlobContainer container, int size, AccessCondition accessCondition, int startOffset, bool isAsync) { byte[] buffer = GetRandomBuffer(size); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); blob.CreateOrReplace(); using (MemoryStream originalBlob = new MemoryStream()) { originalBlob.Write(buffer, startOffset, buffer.Length - startOffset); using (MemoryStream sourceStream = new MemoryStream(buffer)) { sourceStream.Seek(startOffset, SeekOrigin.Begin); BlobRequestOptions options = new BlobRequestOptions() { UseTransactionalMD5 = true, }; if (isAsync) { using (ManualResetEvent waitHandle = new ManualResetEvent(false)) { ICancellableAsyncResult result = blob.BeginAppendBlock( sourceStream, null, accessCondition, options, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndAppendBlock(result); } } else { blob.AppendBlock(sourceStream, null, accessCondition, options); } } blob.FetchAttributes(); using (MemoryStream downloadedBlob = new MemoryStream()) { if (isAsync) { using (ManualResetEvent waitHandle = new ManualResetEvent(false)) { ICancellableAsyncResult result = blob.BeginDownloadToStream(downloadedBlob, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndDownloadToStream(result); } } else { blob.DownloadToStream(downloadedBlob); } TestHelper.AssertStreamsAreEqualAtIndex( originalBlob, downloadedBlob, 0, 0, (int)originalBlob.Length); } } }
public void CloudBlobSoftDeleteSnapshotTask() { CloudBlobContainer container = GetRandomContainerReference(); try { //Enables a delete retention policy on the blob with 1 day of default retention days container.ServiceClient.EnableSoftDelete(); container.Create(); // Upload some data to the blob. MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.UploadFromStream(originalData); CloudBlob blob = container.GetBlobReference(BlobName); //create snapshot via api CloudBlob snapshot = blob.Snapshot(); //create snapshot via write protection appendBlob.UploadFromStream(originalData); //we should have 2 snapshots 1 regular and 1 deleted: there is no way to get only the deleted snapshots but the below listing will get both snapshot types int blobCount = 0; int deletedSnapshotCount = 0; int snapShotCount = 0; BlobContinuationToken ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.Snapshots | BlobListingDetails.Deleted, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); if (blobItem.IsSnapshot) { snapShotCount++; } if (blobItem.IsDeleted) { Assert.IsNotNull(blobItem.Properties.DeletedTime); Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0); deletedSnapshotCount++; } blobCount++; } } while (ct != null); Assert.AreEqual(blobCount, 3); Assert.AreEqual(deletedSnapshotCount, 1); Assert.AreEqual(snapShotCount, 2); blobCount = 0; ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.Snapshots, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsFalse(blobItem.IsDeleted); Assert.IsNull(blobItem.Properties.DeletedTime); Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete); blobCount++; } } while (ct != null); Assert.AreEqual(blobCount, 2); //Delete Blob and snapshots blob.Delete(DeleteSnapshotsOption.IncludeSnapshots); Assert.IsFalse(blob.Exists()); Assert.IsFalse(snapshot.Exists()); blobCount = 0; ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.All, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsTrue(blobItem.IsDeleted); Assert.IsNotNull(blobItem.Properties.DeletedTime); Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0); blobCount++; } }while(ct != null); Assert.AreEqual(blobCount, 3); blob.Undelete(); blob.FetchAttributes(); Assert.IsFalse(blob.IsDeleted); Assert.IsNull(blob.Properties.DeletedTime); Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete); blobCount = 0; ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.All, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsFalse(blobItem.IsDeleted); Assert.IsNull(blobItem.Properties.DeletedTime); Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete); blobCount++; } }while(ct != null); Assert.AreEqual(blobCount, 3); } finally { container.ServiceClient.DisableSoftDelete(); container.DeleteIfExists(); } }
public void CloudBlobSoftDeleteNoSnapshotTask() { CloudBlobContainer container = GetRandomContainerReference(); try { //Enables a delete retention policy on the blob with 1 day of default retention days container.ServiceClient.EnableSoftDelete(); container.CreateAsync().Wait(); // Upload some data to the blob. MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.CreateOrReplaceAsync().Wait(); appendBlob.AppendBlockAsync(originalData, null).Wait(); CloudBlob blob = container.GetBlobReference(BlobName); Assert.IsTrue(blob.ExistsAsync().Result); Assert.IsFalse(blob.IsDeleted); blob.DeleteAsync().Wait(); Assert.IsFalse(blob.ExistsAsync().Result); int blobCount = 0; BlobContinuationToken ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.All, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsTrue(blobItem.IsDeleted); Assert.IsNotNull(blobItem.Properties.DeletedTime); Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0); blobCount++; } } while (ct != null); Assert.AreEqual(blobCount, 1); blob.UndeleteAsync().Wait(); blob.FetchAttributes(); Assert.IsFalse(blob.IsDeleted); Assert.IsNull(blob.Properties.DeletedTime); Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete); blobCount = 0; ct = null; do { foreach (IListBlobItem item in container.ListBlobsSegmentedAsync (null, true, BlobListingDetails.All, null, ct, null, null) .Result .Results .ToList()) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsFalse(blobItem.IsDeleted); Assert.IsNull(blobItem.Properties.DeletedTime); Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete); blobCount++; } } while (ct != null); Assert.AreEqual(blobCount, 1); } finally { container.ServiceClient.DisableSoftDelete(); container.DeleteIfExists(); } }
private void CloudAppendBlobUploadFromStream(CloudBlobContainer container, int size, long? copyLength, AccessCondition accessCondition, bool seekableSourceStream, bool allowSinglePut, int startOffset, bool isAsync, bool testMd5) { byte[] buffer = GetRandomBuffer(size); MD5 hasher = MD5.Create(); string md5 = string.Empty; if (testMd5) { md5 = Convert.ToBase64String(hasher.ComputeHash(buffer, startOffset, copyLength.HasValue ? (int)copyLength : buffer.Length - startOffset)); } CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); blob.StreamWriteSizeInBytes = 1 * 1024 * 1024; using (MemoryStream originalBlobStream = new MemoryStream()) { originalBlobStream.Write(buffer, startOffset, buffer.Length - startOffset); Stream sourceStream; if (seekableSourceStream) { MemoryStream stream = new MemoryStream(buffer); stream.Seek(startOffset, SeekOrigin.Begin); sourceStream = stream; } else { NonSeekableMemoryStream stream = new NonSeekableMemoryStream(buffer); stream.ForceSeek(startOffset, SeekOrigin.Begin); sourceStream = stream; } using (sourceStream) { BlobRequestOptions options = new BlobRequestOptions() { StoreBlobContentMD5 = true, }; if (isAsync) { using (ManualResetEvent waitHandle = new ManualResetEvent(false)) { if (copyLength.HasValue) { ICancellableAsyncResult result = blob.BeginUploadFromStream( sourceStream, copyLength.Value, accessCondition, options, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndUploadFromStream(result); } else { ICancellableAsyncResult result = blob.BeginUploadFromStream( sourceStream, accessCondition, options, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndUploadFromStream(result); } } } else { if (copyLength.HasValue) { blob.UploadFromStream(sourceStream, copyLength.Value, accessCondition, options); } else { blob.UploadFromStream(sourceStream, accessCondition, options); } } } blob.FetchAttributes(); if (testMd5) { Assert.AreEqual(md5, blob.Properties.ContentMD5); } using (MemoryStream downloadedBlobStream = new MemoryStream()) { if (isAsync) { using (ManualResetEvent waitHandle = new ManualResetEvent(false)) { ICancellableAsyncResult result = blob.BeginDownloadToStream( downloadedBlobStream, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndDownloadToStream(result); } } else { blob.DownloadToStream(downloadedBlobStream); } Assert.AreEqual(copyLength ?? originalBlobStream.Length, downloadedBlobStream.Length); TestHelper.AssertStreamsAreEqualAtIndex( originalBlobStream, downloadedBlobStream, 0, 0, copyLength.HasValue ? (int)copyLength : (int)originalBlobStream.Length); } } blob.Delete(); }
public async Task CloudBlobContainerGetBlobReferenceFromServerAsync() { CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); SharedAccessBlobPolicy policy = new SharedAccessBlobPolicy() { Permissions = SharedAccessBlobPermissions.Read, SharedAccessStartTime = DateTimeOffset.UtcNow.AddMinutes(-5), SharedAccessExpiryTime = DateTimeOffset.UtcNow.AddMinutes(30), }; CloudBlockBlob blockBlob = container.GetBlockBlobReference("bb"); await blockBlob.PutBlockListAsync(new List <string>()); CloudPageBlob pageBlob = container.GetPageBlobReference("pb"); await pageBlob.CreateAsync(0); CloudAppendBlob appendBlob = container.GetAppendBlobReference("ab"); await appendBlob.CreateOrReplaceAsync(); CloudBlobClient client; ICloudBlob blob; blob = await container.GetBlobReferenceFromServerAsync("bb"); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.Equals(blockBlob.StorageUri)); CloudBlockBlob blockBlobSnapshot = await((CloudBlockBlob)blob).CreateSnapshotAsync(); await blob.SetPropertiesAsync(); Uri blockBlobSnapshotUri = new Uri(blockBlobSnapshot.Uri.AbsoluteUri + "?snapshot=" + blockBlobSnapshot.SnapshotTime.Value.UtcDateTime.ToString("o")); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(blockBlobSnapshotUri); AssertAreEqual(blockBlobSnapshot.Properties, blob.Properties); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(blockBlobSnapshot.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.GetBlobReferenceFromServerAsync("pb"); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.Equals(pageBlob.StorageUri)); CloudPageBlob pageBlobSnapshot = await((CloudPageBlob)blob).CreateSnapshotAsync(); await blob.SetPropertiesAsync(); Uri pageBlobSnapshotUri = new Uri(pageBlobSnapshot.Uri.AbsoluteUri + "?snapshot=" + pageBlobSnapshot.SnapshotTime.Value.UtcDateTime.ToString("o")); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(pageBlobSnapshotUri); AssertAreEqual(pageBlobSnapshot.Properties, blob.Properties); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(pageBlobSnapshot.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.GetBlobReferenceFromServerAsync("ab"); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.Equals(appendBlob.StorageUri)); CloudAppendBlob appendBlobSnapshot = await((CloudAppendBlob)blob).CreateSnapshotAsync(); await blob.SetPropertiesAsync(); Uri appendBlobSnapshotUri = new Uri(appendBlobSnapshot.Uri.AbsoluteUri + "?snapshot=" + appendBlobSnapshot.SnapshotTime.Value.UtcDateTime.ToString("o")); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(appendBlobSnapshotUri); AssertAreEqual(appendBlobSnapshot.Properties, blob.Properties); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(appendBlobSnapshot.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(blockBlob.Uri); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(blockBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(pageBlob.Uri); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(pageBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(appendBlob.Uri); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(appendBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(blockBlob.StorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.Equals(blockBlob.StorageUri)); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(pageBlob.StorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.Equals(pageBlob.StorageUri)); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(appendBlob.StorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.Equals(appendBlob.StorageUri)); string blockBlobToken = blockBlob.GetSharedAccessSignature(policy); StorageCredentials blockBlobSAS = new StorageCredentials(blockBlobToken); Uri blockBlobSASUri = blockBlobSAS.TransformUri(blockBlob.Uri); StorageUri blockBlobSASStorageUri = blockBlobSAS.TransformUri(blockBlob.StorageUri); string appendBlobToken = appendBlob.GetSharedAccessSignature(policy); StorageCredentials appendBlobSAS = new StorageCredentials(appendBlobToken); Uri appendBlobSASUri = appendBlobSAS.TransformUri(appendBlob.Uri); StorageUri appendBlobSASStorageUri = appendBlobSAS.TransformUri(appendBlob.StorageUri); string pageBlobToken = pageBlob.GetSharedAccessSignature(policy); StorageCredentials pageBlobSAS = new StorageCredentials(pageBlobToken); Uri pageBlobSASUri = pageBlobSAS.TransformUri(pageBlob.Uri); StorageUri pageBlobSASStorageUri = pageBlobSAS.TransformUri(pageBlob.StorageUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(blockBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(blockBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(pageBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(pageBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(appendBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(appendBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(blockBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.Equals(blockBlob.StorageUri)); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(pageBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.Equals(pageBlob.StorageUri)); blob = await container.ServiceClient.GetBlobReferenceFromServerAsync(appendBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.Equals(appendBlob.StorageUri)); client = new CloudBlobClient(container.ServiceClient.BaseUri, blockBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(blockBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(blockBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); client = new CloudBlobClient(container.ServiceClient.BaseUri, pageBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(pageBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(pageBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); client = new CloudBlobClient(container.ServiceClient.BaseUri, appendBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(appendBlobSASUri); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(appendBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); client = new CloudBlobClient(container.ServiceClient.StorageUri, blockBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(blockBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudBlockBlob)); Assert.IsTrue(blob.StorageUri.Equals(blockBlob.StorageUri)); client = new CloudBlobClient(container.ServiceClient.StorageUri, pageBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(pageBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudPageBlob)); Assert.IsTrue(blob.StorageUri.Equals(pageBlob.StorageUri)); client = new CloudBlobClient(container.ServiceClient.StorageUri, appendBlobSAS); blob = await client.GetBlobReferenceFromServerAsync(appendBlobSASStorageUri, null, null, null); Assert.IsInstanceOfType(blob, typeof(CloudAppendBlob)); Assert.IsTrue(blob.StorageUri.Equals(appendBlob.StorageUri)); } finally { container.DeleteIfExistsAsync().AsTask().Wait(); } }
private async Task CloudAppendBlobUploadFromStreamAsync(CloudBlobContainer container, int size, long? copyLength, AccessCondition accessCondition, bool seekableSourceStream, int startOffset) { byte[] buffer = GetRandomBuffer(size); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); blob.StreamWriteSizeInBytes = 1 * 1024 * 1024; using (MemoryStream originalBlobStream = new MemoryStream()) { originalBlobStream.Write(buffer, startOffset, buffer.Length - startOffset); Stream sourceStream; if (seekableSourceStream) { MemoryStream stream = new MemoryStream(buffer); stream.Seek(startOffset, SeekOrigin.Begin); sourceStream = stream; } else { NonSeekableMemoryStream stream = new NonSeekableMemoryStream(buffer); stream.ForceSeek(startOffset, SeekOrigin.Begin); sourceStream = stream; } using (sourceStream) { if (copyLength.HasValue) { await blob.UploadFromStreamAsync(sourceStream, copyLength.Value, accessCondition, null, null); } else { await blob.UploadFromStreamAsync(sourceStream, accessCondition, null, null); } } using (MemoryStream downloadedBlobStream = new MemoryStream()) { await blob.DownloadToStreamAsync(downloadedBlobStream); Assert.AreEqual(copyLength ?? originalBlobStream.Length, downloadedBlobStream.Length); TestHelper.AssertStreamsAreEqualAtIndex( originalBlobStream, downloadedBlobStream, 0, 0, copyLength.HasValue ? (int)copyLength : (int)originalBlobStream.Length); } } }
public async Task CloudBlobSnapshotAsync() { CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); await appendBlob.CreateOrReplaceAsync(); await appendBlob.AppendBlockAsync(originalData, null); CloudBlob blob = container.GetBlobReference(BlobName); await blob.FetchAttributesAsync(); Assert.IsFalse(blob.IsSnapshot); Assert.IsNull(blob.SnapshotTime, "Root blob has SnapshotTime set"); Assert.IsFalse(blob.SnapshotQualifiedUri.Query.Contains("snapshot")); Assert.AreEqual(blob.Uri, blob.SnapshotQualifiedUri); CloudBlob snapshot1 = await blob.SnapshotAsync(); Assert.AreEqual(blob.Properties.ETag, snapshot1.Properties.ETag); Assert.AreEqual(blob.Properties.LastModified, snapshot1.Properties.LastModified); Assert.IsTrue(snapshot1.IsSnapshot); Assert.IsNotNull(snapshot1.SnapshotTime, "Snapshot does not have SnapshotTime set"); Assert.AreEqual(blob.Uri, snapshot1.Uri); Assert.AreNotEqual(blob.SnapshotQualifiedUri, snapshot1.SnapshotQualifiedUri); Assert.AreNotEqual(snapshot1.Uri, snapshot1.SnapshotQualifiedUri); Assert.IsTrue(snapshot1.SnapshotQualifiedUri.Query.Contains("snapshot")); CloudBlob snapshot2 = await blob.SnapshotAsync(); Assert.IsTrue(snapshot2.SnapshotTime.Value > snapshot1.SnapshotTime.Value); await snapshot1.FetchAttributesAsync(); await snapshot2.FetchAttributesAsync(); await blob.FetchAttributesAsync(); AssertAreEqual(snapshot1.Properties, blob.Properties); CloudBlob snapshot1Clone = new CloudBlob(new Uri(blob.Uri + "?snapshot=" + snapshot1.SnapshotTime.Value.ToString("O")), blob.ServiceClient.Credentials); Assert.IsNotNull(snapshot1Clone.SnapshotTime, "Snapshot clone does not have SnapshotTime set"); Assert.AreEqual(snapshot1.SnapshotTime.Value, snapshot1Clone.SnapshotTime.Value); await snapshot1Clone.FetchAttributesAsync(); AssertAreEqual(snapshot1.Properties, snapshot1Clone.Properties, false); CloudAppendBlob snapshotCopy = container.GetAppendBlobReference("blob2"); await snapshotCopy.StartCopyAsync((TestHelper.Defiddler(snapshot1.Uri))); await WaitForCopyAsync(snapshotCopy); Assert.AreEqual(CopyStatus.Success, snapshotCopy.CopyState.Status); using (Stream snapshotStream = (await snapshot1.OpenReadAsync())) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } await appendBlob.CreateOrReplaceAsync(); await appendBlob.FetchAttributesAsync(); // This is needed as cache settings are not updated with create call above. await blob.FetchAttributesAsync(); using (Stream snapshotStream = (await snapshot1.OpenReadAsync())) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } BlobResultSegment resultSegment = await container.ListBlobsSegmentedAsync(null, true, BlobListingDetails.All, null, null, null, null); List <IListBlobItem> blobs = resultSegment.Results.ToList(); Assert.AreEqual(4, blobs.Count); AssertAreEqual(snapshot1, (CloudBlob)blobs[0]); AssertAreEqual(snapshot2, (CloudBlob)blobs[1]); AssertAreEqual(appendBlob, (CloudBlob)blobs[2]); AssertAreEqual(snapshotCopy, (CloudBlob)blobs[3]); } finally { container.DeleteIfExistsAsync().Wait(); } }
private static ICloudBlob GetCloudBlobReference(BlobType type, CloudBlobContainer container) { ICloudBlob blob; if (type == BlobType.BlockBlob) { blob = container.GetBlockBlobReference("blockblob"); } else if (type == BlobType.PageBlob) { blob = container.GetPageBlobReference("pageblob"); } else { blob = container.GetAppendBlobReference("appendblob"); } return blob; }
public void CloudBlobSASApiVersionQueryParam() { CloudBlobContainer container = GetRandomContainerReference(); try { container.Create(); CloudBlob blob; SharedAccessBlobPolicy policy = new SharedAccessBlobPolicy() { Permissions = SharedAccessBlobPermissions.Read, SharedAccessStartTime = DateTimeOffset.UtcNow.AddMinutes(-5), SharedAccessExpiryTime = DateTimeOffset.UtcNow.AddMinutes(30), }; CloudBlockBlob blockBlob = container.GetBlockBlobReference("bb"); blockBlob.PutBlockList(new string[] { }); CloudPageBlob pageBlob = container.GetPageBlobReference("pb"); pageBlob.Create(0); CloudAppendBlob appendBlob = container.GetAppendBlobReference("ab"); appendBlob.CreateOrReplace(); string blockBlobToken = blockBlob.GetSharedAccessSignature(policy); StorageCredentials blockBlobSAS = new StorageCredentials(blockBlobToken); Uri blockBlobSASUri = blockBlobSAS.TransformUri(blockBlob.Uri); StorageUri blockBlobSASStorageUri = blockBlobSAS.TransformUri(blockBlob.StorageUri); string pageBlobToken = pageBlob.GetSharedAccessSignature(policy); StorageCredentials pageBlobSAS = new StorageCredentials(pageBlobToken); Uri pageBlobSASUri = pageBlobSAS.TransformUri(pageBlob.Uri); StorageUri pageBlobSASStorageUri = pageBlobSAS.TransformUri(pageBlob.StorageUri); string appendBlobToken = appendBlob.GetSharedAccessSignature(policy); StorageCredentials appendBlobSAS = new StorageCredentials(appendBlobToken); Uri appendBlobSASUri = appendBlobSAS.TransformUri(appendBlob.Uri); StorageUri appendBlobSASStorageUri = appendBlobSAS.TransformUri(appendBlob.StorageUri); OperationContext apiVersionCheckContext = new OperationContext(); apiVersionCheckContext.SendingRequest += (sender, e) => { Assert.IsTrue(e.Request.RequestUri.Query.Contains("api-version")); }; blob = new CloudBlob(blockBlobSASUri); blob.FetchAttributes(operationContext: apiVersionCheckContext); Assert.AreEqual(blob.BlobType, BlobType.BlockBlob); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(blockBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = new CloudBlob(pageBlobSASUri); blob.FetchAttributes(operationContext: apiVersionCheckContext); Assert.AreEqual(blob.BlobType, BlobType.PageBlob); Assert.IsTrue(blob.StorageUri.PrimaryUri.Equals(pageBlob.Uri)); Assert.IsNull(blob.StorageUri.SecondaryUri); blob = new CloudBlob(blockBlobSASStorageUri, null, null); blob.FetchAttributes(operationContext: apiVersionCheckContext); Assert.AreEqual(blob.BlobType, BlobType.BlockBlob); Assert.IsTrue(blob.StorageUri.Equals(blockBlob.StorageUri)); blob = new CloudBlob(pageBlobSASStorageUri, null, null); blob.FetchAttributes(operationContext: apiVersionCheckContext); Assert.AreEqual(blob.BlobType, BlobType.PageBlob); Assert.IsTrue(blob.StorageUri.Equals(pageBlob.StorageUri)); } finally { container.DeleteIfExists(); } }
private void CloudAppendBlockTask(CloudBlobContainer container, int size, AccessCondition accessCondition, int startOffset) { try { byte[] buffer = GetRandomBuffer(size); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); blob.CreateOrReplaceAsync().Wait(); using (MemoryStream originalBlob = new MemoryStream()) { originalBlob.Write(buffer, startOffset, buffer.Length - startOffset); using (MemoryStream sourceStream = new MemoryStream(buffer)) { sourceStream.Seek(startOffset, SeekOrigin.Begin); BlobRequestOptions options = new BlobRequestOptions() { UseTransactionalMD5 = true, }; blob.AppendBlockAsync(sourceStream, null, accessCondition, options, null).Wait(); } blob.FetchAttributesAsync().Wait(); using (MemoryStream downloadedBlob = new MemoryStream()) { blob.DownloadToStreamAsync(downloadedBlob).Wait(); TestHelper.AssertStreamsAreEqualAtIndex( originalBlob, downloadedBlob, 0, 0, (int)originalBlob.Length); } } } catch (AggregateException ex) { throw ex.InnerException; } }
private static CloudAppendBlob GetAppendBlob(CloudBlobContainer container, string extension, string partitionId) { var now = DateTime.UtcNow; var blobPath = string.Format("{0:0000}/{1:00}/{2:00}/{3}p{4}.{5}", now.Year, now.Month, now.Day, now.ToString("yyyyMMddHH"), partitionId, extension); var blob = container.GetAppendBlobReference(blobPath); if (!blob.Exists()) blob.CreateOrReplace(); return blob; }
public void CloudBlobSnapshotAPM() { CloudBlobContainer container = GetRandomContainerReference(); try { container.Create(); MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.CreateOrReplace(); appendBlob.AppendBlock(originalData, null); CloudBlob blob = container.GetBlobReference(BlobName); blob.FetchAttributes(); IAsyncResult result; using (AutoResetEvent waitHandle = new AutoResetEvent(false)) { result = blob.BeginSnapshot(ar => waitHandle.Set(), null); waitHandle.WaitOne(); CloudBlob snapshot1 = blob.EndSnapshot(result); Assert.AreEqual(blob.Properties.ETag, snapshot1.Properties.ETag); Assert.AreEqual(blob.Properties.LastModified, snapshot1.Properties.LastModified); Assert.IsTrue(snapshot1.IsSnapshot); Assert.IsNotNull(snapshot1.SnapshotTime, "Snapshot does not have SnapshotTime set"); Assert.AreEqual(blob.Uri, snapshot1.Uri); Assert.AreNotEqual(blob.SnapshotQualifiedUri, snapshot1.SnapshotQualifiedUri); Assert.AreNotEqual(snapshot1.Uri, snapshot1.SnapshotQualifiedUri); Assert.IsTrue(snapshot1.SnapshotQualifiedUri.Query.Contains("snapshot")); result = blob.BeginSnapshot(ar => waitHandle.Set(), null); waitHandle.WaitOne(); CloudBlob snapshot2 = blob.EndSnapshot(result); Assert.IsTrue(snapshot2.SnapshotTime.Value > snapshot1.SnapshotTime.Value); snapshot1.FetchAttributes(); snapshot2.FetchAttributes(); blob.FetchAttributes(); AssertAreEqual(snapshot1.Properties, blob.Properties); CloudBlob snapshotCopy = container.GetBlobReference("blob2"); result = snapshotCopy.BeginStartCopy(snapshot1.Uri, null, null, null, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); snapshotCopy.EndStartCopy(result); WaitForCopy(snapshotCopy); Assert.AreEqual(CopyStatus.Success, snapshotCopy.CopyState.Status); result = snapshot1.BeginOpenRead(ar => waitHandle.Set(), null); waitHandle.WaitOne(); using (Stream snapshotStream = snapshot1.EndOpenRead(result)) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } result = appendBlob.BeginCreateOrReplace(ar => waitHandle.Set(), null); waitHandle.WaitOne(); appendBlob.EndCreateOrReplace(result); result = blob.BeginFetchAttributes(ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndFetchAttributes(result); result = snapshot1.BeginOpenRead(ar => waitHandle.Set(), null); waitHandle.WaitOne(); using (Stream snapshotStream = snapshot1.EndOpenRead(result)) { snapshotStream.Seek(0, SeekOrigin.End); TestHelper.AssertStreamsAreEqual(originalData, snapshotStream); } List <IListBlobItem> blobs = container.ListBlobs(null, true, BlobListingDetails.All, null, null).ToList(); Assert.AreEqual(4, blobs.Count); AssertAreEqual(snapshot1, (CloudBlob)blobs[0]); AssertAreEqual(snapshot2, (CloudBlob)blobs[1]); AssertAreEqual(blob, (CloudBlob)blobs[2]); AssertAreEqual(snapshotCopy, (CloudBlob)blobs[3]); } } finally { container.DeleteIfExists(); } }
private async Task CloudAppendBlobUploadFromStreamAsync(CloudBlobContainer container, int size, AccessCondition accessCondition, OperationContext operationContext, int startOffset) { byte[] buffer = GetRandomBuffer(size); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); await blob.CreateOrReplaceAsync(); using (MemoryStream originalBlobStream = new MemoryStream()) { originalBlobStream.Write(buffer, startOffset, buffer.Length - startOffset); using (MemoryStream sourceStream = new MemoryStream(buffer)) { sourceStream.Seek(startOffset, SeekOrigin.Begin); await blob.AppendBlockAsync(sourceStream, null, accessCondition, null, operationContext); } using (MemoryStream downloadedBlobStream = new MemoryStream()) { await blob.DownloadToStreamAsync(downloadedBlobStream); TestHelper.AssertStreamsAreEqualAtIndex( originalBlobStream, downloadedBlobStream, 0, 0, (int)originalBlobStream.Length); } } }
public async Task AppendBlobReadLockToETagTestAsync() { byte[] outBuffer = new byte[1 * 1024 * 1024]; byte[] buffer = GetRandomBuffer(2 * outBuffer.Length); CloudBlobContainer container = GetRandomContainerReference(); try { await container.CreateAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob1"); await blob.CreateOrReplaceAsync(); blob.StreamMinimumReadSizeInBytes = outBuffer.Length; using (MemoryStream wholeBlob = new MemoryStream(buffer)) { await blob.AppendBlockAsync(wholeBlob); } OperationContext opContext = new OperationContext(); using (var blobStream = await blob.OpenReadAsync(null, null, opContext)) { Stream blobStreamForRead = blobStream; await blobStreamForRead.ReadAsync(outBuffer, 0, outBuffer.Length); await blob.SetMetadataAsync(); await TestHelper.ExpectedExceptionAsync( async() => await blobStreamForRead.ReadAsync(outBuffer, 0, outBuffer.Length), opContext, "Blob read stream should fail if blob is modified during read", HttpStatusCode.PreconditionFailed); } opContext = new OperationContext(); using (var blobStream = await blob.OpenReadAsync(null, null, opContext)) { Stream blobStreamForRead = blobStream; long length = blobStreamForRead.Length; await blob.SetMetadataAsync(); await TestHelper.ExpectedExceptionAsync( async() => await blobStreamForRead.ReadAsync(outBuffer, 0, outBuffer.Length), opContext, "Blob read stream should fail if blob is modified during read", HttpStatusCode.PreconditionFailed); } opContext = new OperationContext(); AccessCondition accessCondition = AccessCondition.GenerateIfNotModifiedSinceCondition(DateTimeOffset.Now.Subtract(TimeSpan.FromHours(1))); await blob.SetMetadataAsync(); await TestHelper.ExpectedExceptionAsync( async() => await blob.OpenReadAsync(accessCondition, null, opContext), opContext, "Blob read stream should fail if blob is modified during read", HttpStatusCode.PreconditionFailed); } finally { container.DeleteIfExistsAsync().Wait(); } }
public void CloudBlobSoftDeleteNoSnapshotAPM() { CloudBlobContainer container = GetRandomContainerReference(); try { //Enables a delete retention policy on the blob with 1 day of default retention days container.ServiceClient.EnableSoftDelete(); container.Create(); // Upload some data to the blob. MemoryStream originalData = new MemoryStream(GetRandomBuffer(1024)); CloudAppendBlob appendBlob = container.GetAppendBlobReference(BlobName); appendBlob.CreateOrReplace(); appendBlob.AppendBlock(originalData, null); CloudBlob blob = container.GetBlobReference(BlobName); Assert.IsFalse(blob.IsDeleted); IAsyncResult result; using (AutoResetEvent waitHandle = new AutoResetEvent(false)) { result = blob.BeginDelete(DeleteSnapshotsOption.None, null, null, null, ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndDelete(result); } Assert.IsFalse(blob.Exists()); int blobCount = 0; foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All)) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsTrue(blobItem.IsDeleted); Assert.IsNotNull(blobItem.Properties.DeletedTime); Assert.AreEqual(blobItem.Properties.RemainingDaysBeforePermanentDelete, 0); blobCount++; } Assert.AreEqual(blobCount, 1); using (AutoResetEvent waitHandle = new AutoResetEvent(false)) { result = blob.BeginUndelete(ar => waitHandle.Set(), null); waitHandle.WaitOne(); blob.EndUndelete(result); } blob.FetchAttributes(); Assert.IsFalse(blob.IsDeleted); Assert.IsNull(blob.Properties.DeletedTime); Assert.IsNull(blob.Properties.RemainingDaysBeforePermanentDelete); blobCount = 0; foreach (IListBlobItem item in container.ListBlobs(null, true, BlobListingDetails.All)) { CloudAppendBlob blobItem = (CloudAppendBlob)item; Assert.AreEqual(blobItem.Name, BlobName); Assert.IsFalse(blobItem.IsDeleted); Assert.IsNull(blobItem.Properties.DeletedTime); Assert.IsNull(blobItem.Properties.RemainingDaysBeforePermanentDelete); blobCount++; } Assert.AreEqual(blobCount, 1); } finally { container.ServiceClient.DisableSoftDelete(); container.DeleteIfExists(); } }
public async Task AppendBlobWriteStreamOpenWithAccessConditionAsync() { CloudBlobContainer container = GetRandomContainerReference(); await container.CreateAsync(); try { OperationContext context = new OperationContext(); CloudAppendBlob existingBlob = container.GetAppendBlobReference("blob"); await existingBlob.CreateOrReplaceAsync(); CloudAppendBlob blob = container.GetAppendBlobReference("blob2"); AccessCondition accessCondition = AccessCondition.GenerateIfMatchCondition(existingBlob.Properties.ETag); await TestHelper.ExpectedExceptionAsync( async() => await blob.OpenWriteAsync(true, accessCondition, null, context), context, "OpenWriteAsync with a non-met condition should fail", HttpStatusCode.PreconditionFailed); blob = container.GetAppendBlobReference("blob3"); accessCondition = AccessCondition.GenerateIfNoneMatchCondition(existingBlob.Properties.ETag); var blobStream = await blob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); blob = container.GetAppendBlobReference("blob4"); accessCondition = AccessCondition.GenerateIfNoneMatchCondition("*"); blobStream = await blob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); blob = container.GetAppendBlobReference("blob5"); accessCondition = AccessCondition.GenerateIfModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(1)); blobStream = await blob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); blob = container.GetAppendBlobReference("blob6"); accessCondition = AccessCondition.GenerateIfNotModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(-1)); blobStream = await blob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); accessCondition = AccessCondition.GenerateIfMatchCondition(existingBlob.Properties.ETag); blobStream = await existingBlob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); accessCondition = AccessCondition.GenerateIfMatchCondition(blob.Properties.ETag); await TestHelper.ExpectedExceptionAsync( async() => await existingBlob.OpenWriteAsync(true, accessCondition, null, context), context, "OpenWriteAsync with a non-met condition should fail", HttpStatusCode.PreconditionFailed); accessCondition = AccessCondition.GenerateIfNoneMatchCondition(blob.Properties.ETag); blobStream = await existingBlob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); accessCondition = AccessCondition.GenerateIfNoneMatchCondition(existingBlob.Properties.ETag); await TestHelper.ExpectedExceptionAsync( async() => await existingBlob.OpenWriteAsync(true, accessCondition, null, context), context, "OpenWriteAsync with a non-met condition should fail", HttpStatusCode.PreconditionFailed); accessCondition = AccessCondition.GenerateIfNoneMatchCondition("*"); await TestHelper.ExpectedExceptionAsync( async() => await existingBlob.OpenWriteAsync(true, accessCondition, null, context), context, "BlobWriteStream.Dispose with a non-met condition should fail", HttpStatusCode.Conflict); accessCondition = AccessCondition.GenerateIfModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(-1)); blobStream = await existingBlob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); accessCondition = AccessCondition.GenerateIfModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(1)); await TestHelper.ExpectedExceptionAsync( async() => await existingBlob.OpenWriteAsync(true, accessCondition, null, context), context, "OpenWriteAsync with a non-met condition should fail", HttpStatusCode.PreconditionFailed); accessCondition = AccessCondition.GenerateIfNotModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(1)); blobStream = await existingBlob.OpenWriteAsync(true, accessCondition, null, context); blobStream.Dispose(); accessCondition = AccessCondition.GenerateIfNotModifiedSinceCondition(existingBlob.Properties.LastModified.Value.AddMinutes(-1)); await TestHelper.ExpectedExceptionAsync( async() => await existingBlob.OpenWriteAsync(true, accessCondition, null, context), context, "OpenWriteAsync with a non-met condition should fail", HttpStatusCode.PreconditionFailed); } finally { container.DeleteAsync().Wait(); } }