public void LocatorCRUD()
{
ILocator stubed = _mediaContext.Locators.FirstOrDefault();
Assert.IsNotNull(stubed);
Assert.IsNotNull(stubed.Asset);
Assert.IsNotNull(stubed.AccessPolicy);
IAsset asset = _mediaContext.Assets.Create("Test", AssetCreationOptions.None);
IAccessPolicy policy = _mediaContext.AccessPolicies.Create("Test", TimeSpan.FromDays(1), AccessPermissions.Read);
ILocator locator = _mediaContext.Locators.CreateLocator(LocatorType.OnDemandOrigin, asset, policy);
Assert.IsNotNull(locator.AccessPolicy);
Assert.IsNotNull(locator.Asset);
locator.Update(DateTime.UtcNow.AddDays(5));
locator.Update(DateTime.UtcNow.AddDays(1), DateTime.UtcNow.AddDays(5));
locator.UpdateAsync(DateTime.UtcNow.AddDays(5));
locator.Delete();
Assert.IsNull(_mediaContext.Locators.Where(c => c.Id == locator.Id).FirstOrDefault());
ILocator sas = _mediaContext.Locators.CreateSasLocator(asset, policy);
sas.Delete();
sas = _mediaContext.Locators.CreateSasLocatorAsync(asset, policy).Result;
sas.Delete();
ILocator sasAsync = _mediaContext.Locators.CreateSasLocatorAsync(asset, policy, DateTime.UtcNow, "Name").Result;
sasAsync.DeleteAsync().Wait();
}
public void ShouldDownloadSameAssetFile2TimesIdenticallyAsStorageSDK()
{
IAsset asset = _mediaContext.Assets.Create("Test", AssetCreationOptions.None);
VerifyAsset(asset);
IAccessPolicy policy = _mediaContext.AccessPolicies.Create("temp", TimeSpan.FromMinutes(10), AccessPermissions.Write);
ILocator locator = _mediaContext.Locators.CreateSasLocator(asset, policy);
UploadFile(locator, asset, _smallWmv, _mediaContext);
UploadFile(locator, asset, WindowsAzureMediaServicesTestConfiguration.SmallWmv2, _mediaContext);
IAssetFile assetFile = asset.AssetFiles.FirstOrDefault();
Assert.IsNotNull(assetFile);
assetFile.IsPrimary = true;
assetFile.Update();
locator.Delete();
policy.Delete();
IAsset refreshedAsset = RefreshedAsset(asset);
Assert.AreEqual(2, refreshedAsset.AssetFiles.Count(), "file count wrong");
for (int i = 0; i < 2; i++)
{
VerifyAndDownloadAsset(refreshedAsset, 2);
}
}
private async Task <WamsLocatorInfo> CreateLocatorAsync(IAsset asset, string accessPolicyName, LocatorType type, TimeSpan duration)
{
IAccessPolicy accessPolicy = null;
ILocator locator = null;
try {
accessPolicy = await Context.AccessPolicies.CreateAsync(accessPolicyName, duration, AccessPermissions.Read | AccessPermissions.List).ConfigureAwait(continueOnCapturedContext: false);
locator = await Context.Locators.CreateLocatorAsync(type, asset, accessPolicy).ConfigureAwait(continueOnCapturedContext: false);
Logger.Information("New {0} locator with duration {1} was created for asset '{2}'", type, duration, asset.Name);
return(new WamsLocatorInfo(locator.Id, locator.Path));
}
catch (Exception ex) {
Logger.Error(ex, "Error while creating locator for asset '{0}'. Cleaning up any created locator and access policy.", asset.Name);
try {
if (locator != null)
{
locator.Delete();
}
if (accessPolicy != null)
{
accessPolicy.Delete();
}
}
catch (Exception iex) {
Logger.Warning(iex, "Error while cleaning up created locator and access policy.");
}
throw;
}
}
public void ShouldCreateEmptyAssetUploadTwoFilesSetPrimaryAndDownloadFile()
{
IAsset asset = _mediaContext.Assets.Create("Test", AssetCreationOptions.None);
VerifyAsset(asset);
IAccessPolicy policy = _mediaContext.AccessPolicies.Create("temp", TimeSpan.FromMinutes(10), AccessPermissions.Write);
ILocator locator = _mediaContext.Locators.CreateSasLocator(asset, policy);
UploadFile(locator, asset, _smallWmv, _mediaContext);
//asset = _dataContext.Assets.Where(c => c.Id == asset.Id).FirstOrDefault();
UploadFile(locator, asset, WindowsAzureMediaServicesTestConfiguration.SmallWmv2, _mediaContext);
Assert.AreEqual(2, asset.AssetFiles.Count());
IAssetFile assetFile = asset.AssetFiles.ToList()[1];
assetFile.IsPrimary = true;
assetFile.Update();
locator.Delete();
policy.Delete();
IAsset refreshedAsset = RefreshedAsset(asset);
Assert.AreEqual(2, refreshedAsset.AssetFiles.Count(), "file count wrong");
VerifyAndDownloadAsset(refreshedAsset, 2);
}
private IAsset CreateMediaAsset(CloudFile model)
{
CloudMediaContext context = new CloudMediaContext(mediaAccountName, mediaAccountKey);
CloudStorageAccount storageAccount = CloudStorageAccount.Parse(storageConnectionString);
CloudBlobClient cloudBlobClient = storageAccount.CreateCloudBlobClient();
CloudBlobContainer mediaBlobContainer = cloudBlobClient.GetContainerReference(storageContainerReference);
mediaBlobContainer.CreateIfNotExists();
// Create a new asset.
IAsset asset = context.Assets.Create("UploadedVideo-" + Guid.NewGuid(), AssetCreationOptions.None);
IAccessPolicy writePolicy = context.AccessPolicies.Create("writePolicy", TimeSpan.FromMinutes(120), AccessPermissions.Write);
ILocator destinationLocator = context.Locators.CreateLocator(LocatorType.Sas, asset, writePolicy);
// Get the asset container URI and copy blobs from mediaContainer to assetContainer.
Uri uploadUri = new Uri(destinationLocator.Path);
string assetContainerName = uploadUri.Segments[1];
CloudBlobContainer assetContainer = cloudBlobClient.GetContainerReference(assetContainerName);
string fileName = HttpUtility.UrlDecode(Path.GetFileName(model.BlockBlob.Uri.AbsoluteUri));
var sourceCloudBlob = mediaBlobContainer.GetBlockBlobReference(fileName);
sourceCloudBlob.FetchAttributes();
if (sourceCloudBlob.Properties.Length > 0)
{
IAssetFile assetFile = asset.AssetFiles.Create(fileName);
var destinationBlob = assetContainer.GetBlockBlobReference(fileName);
destinationBlob.DeleteIfExists();
destinationBlob.StartCopyFromBlob(sourceCloudBlob);
destinationBlob.FetchAttributes();
if (sourceCloudBlob.Properties.Length != destinationBlob.Properties.Length)
{
model.UploadStatusMessage += "Failed to copy as Media Asset!";
}
}
destinationLocator.Delete();
writePolicy.Delete();
sourceCloudBlob.Delete(); //delete temp blob
// Refresh the asset.
asset = context.Assets.Where(a => a.Id == asset.Id).FirstOrDefault();
var ismAssetFiles = asset.AssetFiles.ToList().Where(f => f.Name.EndsWith(".mp4", StringComparison.OrdinalIgnoreCase)).ToArray();
if (ismAssetFiles.Count() != 1)
{
throw new ArgumentException("The asset should have only one, .ism file");
}
ismAssetFiles.First().IsPrimary = true;
ismAssetFiles.First().Update();
model.UploadStatusMessage += " Media file uploaded successfully by id: " + asset.Id;
model.AssetId = asset.Id;
return(asset);
}
/// <summary>
/// Downloads the represented file to the specified destination path.
/// </summary>
/// <param name="destinationPath">The path to download the file to.</param>
public void Download(string destinationPath)
{
IAccessPolicy accessPolicy = null;
ILocator locator = null;
try
{
accessPolicy = this.GetMediaContext().AccessPolicies.Create("SdkDownload", TimeSpan.FromHours(12), AccessPermissions.Read);
locator = this.GetMediaContext().Locators.CreateSasLocator(this.Asset, accessPolicy);
BlobTransferClient blobTransfer = this.GetMediaContext().MediaServicesClassFactory.GetBlobTransferClient();
blobTransfer.NumberOfConcurrentTransfers = this.GetMediaContext().NumberOfConcurrentTransfers;
blobTransfer.ParallelTransferThreadCount = this.GetMediaContext().ParallelTransferThreadCount;
this.DownloadAsync(destinationPath, blobTransfer, locator, CancellationToken.None).Wait();
}
catch (AggregateException exception)
{
throw exception.Flatten();
}
finally
{
if (locator != null)
{
locator.Delete();
}
if (accessPolicy != null)
{
accessPolicy.Delete();
}
}
}
/// <summary>
/// Removes locators, delivery policies and keys associated with an asset
/// </summary>
/// <param name="asset"></param>
private static void CleanUpAsset(IAsset asset)
{
foreach (var locator in asset.Locators)
{
ILocator locatorRefreshed = _context.Locators.Where(p => p.Id == locator.Id).FirstOrDefault();
if (locatorRefreshed != null)
{
locatorRefreshed.Delete();
}
}
var deliveryPolicies = asset.DeliveryPolicies.ToList();
foreach (var deliveryPolicy in deliveryPolicies)
{
asset.DeliveryPolicies.Remove(deliveryPolicy);
var deliveryPolicyRefreshed = _context.AssetDeliveryPolicies.Where(p => p.Id == deliveryPolicy.Id).FirstOrDefault();
if (deliveryPolicyRefreshed != null)
{
deliveryPolicyRefreshed.Delete();
}
}
var keys = asset.ContentKeys.ToList();
foreach (var key in keys)
{
asset.ContentKeys.Remove(key);
IContentKey keyRefreshed = _context.ContentKeys.Where(p => p.Id == key.Id).FirstOrDefault();
if (keyRefreshed != null)
{
keyRefreshed.Delete();
}
}
}
private string GetSasUrl(IAsset asset)
{
// Create an 1-day readonly access policy.
IAccessPolicy streamingPolicy = mediaContext.AccessPolicies.Create("Full Access Policy",
TimeSpan.FromMinutes(20),
AccessPermissions.List | AccessPermissions.Write | AccessPermissions.Read);
// Create the origin locator. Set the start time as 5 minutes
// before the present so that the locator can be accessed immediately
// if there is clock skew between the client and server.
ILocator sasLocator =
(from l in mediaContext.Locators
where l.Type == LocatorType.Sas && l.AssetId == asset.Id
select l).FirstOrDefault();
if (sasLocator != null && sasLocator.ExpirationDateTime < DateTime.UtcNow)
{
sasLocator.Delete();
sasLocator = null;
}
if (sasLocator == null)
{
sasLocator = mediaContext
.Locators.CreateSasLocator(asset,
streamingPolicy,
DateTime.UtcNow.AddMinutes(-5));
}
// Create a full URL to the manifest file. Use this for playback
// in streaming media clients.
string sasUrl = sasLocator.Path;
return(sasUrl);
}
public void ShouldCreateEncryptedInitilizedAsset()
{
IAsset asset = _mediaContext.Assets.Create("Test", AssetCreationOptions.StorageEncrypted);
Assert.IsNotNull(asset, "Asset should be non null");
Assert.AreNotEqual(Guid.Empty, asset.Id, "Asset ID shuold not be null");
Assert.AreEqual(0, asset.AssetFiles.Count(), "Asset has files");
Assert.AreEqual(AssetState.Initialized, asset.State, "Expecting initilized state");
IAccessPolicy policy = _mediaContext.AccessPolicies.Create("temp", TimeSpan.FromMinutes(10), AccessPermissions.Write);
ILocator locator = _mediaContext.Locators.CreateSasLocator(asset, policy);
IAssetFile file = asset.AssetFiles.Create(Path.GetFileName(_smallWmv));
Task task = file.UploadAsync(_smallWmv,
_mediaContext.MediaServicesClassFactory.GetBlobTransferClient(),
locator,
CancellationToken.None);
task.Wait();
Assert.IsTrue(task.IsCompleted);
Assert.IsTrue(!task.IsFaulted);
locator.Delete();
policy.Delete();
IAsset refreshedAsset = _mediaContext.Assets.Where(c => c.Id == asset.Id).FirstOrDefault();
Assert.AreEqual(asset.Name, refreshedAsset.Name);
Assert.AreEqual(AssetState.Initialized, refreshedAsset.State);
Assert.AreEqual(1, refreshedAsset.AssetFiles.Count(), "file count wrong");
VerifyAndDownloadAsset(refreshedAsset, 1, false);
ContentKeyTests.VerifyFileAndContentKeyMetadataForStorageEncryption(refreshedAsset, _mediaContext);
}
public static async Task <IAsset> CreateAsset(CloudBlockBlob blob, string assetName, TraceWriter log)
{
// Create a new asset.
var asset = _mediaServiceContext.Assets.Create(assetName, AssetCreationOptions.None);
log.Info($"Created new asset {asset.Name}");
IAccessPolicy writePolicy = _mediaServiceContext.AccessPolicies.Create("writePolicy", TimeSpan.FromHours(4), AccessPermissions.Write);
ILocator destinationLocator = _mediaServiceContext.Locators.CreateLocator(LocatorType.Sas, asset, writePolicy);
_storageAccount = CloudStorageAccount.Parse(_connectionString);
CloudBlobClient destBlobStorage = _storageAccount.CreateCloudBlobClient();
// Get the destination asset container reference
string destinationContainerName = (new Uri(destinationLocator.Path)).Segments[1];
CloudBlobContainer assetContainer = destBlobStorage.GetContainerReference(destinationContainerName);
try
{
assetContainer.CreateIfNotExists();
log.Info($"Created new container {destinationContainerName}");
}
catch (Exception ex)
{
log.Error($"!!!ERROR!!!: {ex.Message}");
}
//// Get hold of the destination blob
CloudBlockBlob destinationBlob = assetContainer.GetBlockBlobReference(assetName);
// Copy Blob
try
{
using (var stream = await blob.OpenReadAsync())
{
await destinationBlob.UploadFromStreamAsync(stream);
}
log.Info("Copy Complete.");
var assetFile = asset.AssetFiles.Create(assetName);
assetFile.ContentFileSize = blob.Properties.Length;
assetFile.IsPrimary = true;
assetFile.Update();
asset.Update();
}
catch (Exception ex)
{
log.Error(ex.Message);
log.Info(ex.StackTrace);
log.Info("Copy Failed.");
throw;
}
destinationLocator.Delete();
writePolicy.Delete();
return(asset);
}
/// <summary>
/// Copies the files in the <paramref name="sourceAsset"/> into into the <paramref name="destinationAsset"/> instance.
/// </summary>
/// <param name="sourceAsset">The <see cref="IAsset"/> instance that contains the asset files to copy.</param>
/// <param name="destinationAsset">The <see cref="IAsset"/> instance that receives asset files.</param>
/// <param name="destinationStorageCredentials">The <see cref="Microsoft.WindowsAzure.Storage.Auth.StorageCredentials"/> instance for the <paramref name="destinationAsset"/> Storage Account.</param>
/// <param name="cancellationToken">The <see cref="System.Threading.CancellationToken"/> instance used for cancellation.</param>
/// <returns>A <see cref="System.Threading.Tasks.Task"/> instance to copy the files in the <paramref name="sourceAsset"/> into into the <paramref name="destinationAsset"/> instance.</returns>
public static async Task CopyAsync(this IAsset sourceAsset, IAsset destinationAsset, StorageCredentials destinationStorageCredentials, CancellationToken cancellationToken)
{
if (sourceAsset == null)
{
throw new ArgumentNullException("sourceAsset", "The source asset cannot be null.");
}
if (destinationAsset == null)
{
throw new ArgumentNullException("destinationAsset", "The destination asset cannot be null.");
}
if (destinationStorageCredentials == null)
{
throw new ArgumentNullException("destinationStorageCredentials", "The destination storage credentials cannot be null.");
}
if (destinationStorageCredentials.IsAnonymous || destinationStorageCredentials.IsSAS)
{
throw new ArgumentException("The destination storage credentials must contain the account key credentials.", "destinationStorageCredentials");
}
if (!string.IsNullOrWhiteSpace(destinationStorageCredentials.AccountName) && !destinationStorageCredentials.AccountName.Equals(destinationAsset.StorageAccountName, StringComparison.OrdinalIgnoreCase))
{
throw new ArgumentException("The destination storage credentials does not belong to the destination asset storage account.", "destinationStorageCredentials");
}
MediaContextBase sourceContext = sourceAsset.GetMediaContext();
ILocator sourceLocator = null;
try
{
sourceLocator = await sourceContext.Locators.CreateAsync(LocatorType.Sas, sourceAsset, AccessPermissions.Read | AccessPermissions.List, AssetBaseCollectionExtensions.DefaultAccessPolicyDuration).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
IRetryPolicy retryPolicy = sourceContext.MediaServicesClassFactory.GetBlobStorageClientRetryPolicy().AsAzureStorageClientRetryPolicy();
BlobRequestOptions options = new BlobRequestOptions {
RetryPolicy = retryPolicy
};
CloudBlobContainer sourceContainer = new CloudBlobContainer(sourceAsset.Uri, new StorageCredentials(sourceLocator.ContentAccessComponent));
CloudBlobContainer destinationContainer = new CloudBlobContainer(destinationAsset.Uri, destinationStorageCredentials);
await CopyBlobHelpers.CopyBlobsAsync(sourceContainer, destinationContainer, options, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
await CopyAssetFilesAsync(sourceAsset, destinationAsset, cancellationToken).ConfigureAwait(false);
}
finally
{
if (sourceLocator != null)
{
sourceLocator.Delete();
}
}
}
/// <summary>
/// Uploads a stream asynchronously
/// </summary>
/// <param name="name">Name for the stream</param>
/// <param name="stream">Stream to be uploaded</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> to use for canceling upload operation.</param>
/// <returns>A function delegate that returns the future result to be available through the Task.</returns>
public Task UploadAsync(Stream stream, CancellationToken cancellationToken)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (this.IsFragmented())
{
throw new NotSupportedException(StringTable.NotSupportedFragblobUpload);
}
IAccessPolicy accessPolicy = null;
ILocator locator = null;
var policyName = "SdkUpload" + Guid.NewGuid().ToString();
return(GetMediaContext().AccessPolicies
.CreateAsync(policyName, TimeSpan.FromHours(12), AccessPermissions.Write)
.ContinueWith <ILocator>(
t =>
{
accessPolicy = t.Result;
t.ThrowIfFaulted(() => this.Cleanup(null, null, locator, accessPolicy));
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
locator = this.GetMediaContext().Locators.CreateSasLocator(this.Asset, accessPolicy);
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
return locator;
},
cancellationToken).
ContinueWith(
t =>
{
locator = t.Result;
t.ThrowIfFaulted(() => this.Cleanup(null, null, locator, accessPolicy));
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
var blobTransfer = GetMediaContext().MediaServicesClassFactory.GetBlobTransferClient();
blobTransfer.NumberOfConcurrentTransfers = this.GetMediaContext().NumberOfConcurrentTransfers;
blobTransfer.ParallelTransferThreadCount = this.GetMediaContext().ParallelTransferThreadCount;
UploadAsync(stream, blobTransfer, locator, cancellationToken).Wait();
locator.Delete();
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, null, accessPolicy));
accessPolicy.Delete();
},
cancellationToken));
}
private void Subclipping_FormClosed(object sender, FormClosedEventArgs e)
{
if (_tempLocator != null)
{
try
{
_tempLocator.Delete();
}
catch
{
}
}
}
public string GetMp4StreamingOriginLocator(Models.Asset assetToStream)
{
// Get a reference to the manifest file from the collection
// of streaming files in the asset.
var theManifest =
from f in assetToStream.MediaAsset.AssetFiles
where f.Name.EndsWith(".mp4")
select f;
// Cast the reference to a true IFileInfo type.
IAssetFile manifestFile = theManifest.First();
// Create an 1-day readonly access policy.
IAccessPolicy streamingPolicy = this.MediaService.MediaContext.AccessPolicies.Create("Readonly 1 hour policy",
TimeSpan.FromHours(1),
AccessPermissions.Read);
// Create the origin locator. Set the start time as 5 minutes
// before the present so that the locator can be accessed immediately
// if there is clock skew between the client and server.
ILocator originLocator =
(from l in this.MediaService.MediaContext.Locators
where l.AssetId.Equals(assetToStream.MediaAsset.Id) &&
l.Type == LocatorType.Sas
select l).FirstOrDefault();
if (originLocator != null && originLocator.ExpirationDateTime <= DateTime.UtcNow)
{
originLocator.Delete();
originLocator = null;
}
if (originLocator == null)
{
originLocator = this.MediaService.MediaContext
.Locators.CreateSasLocator(assetToStream.MediaAsset,
streamingPolicy,
DateTime.UtcNow.AddMinutes(-5));
}
// Create a full URL to the manifest file. Use this for playback
// in streaming media clients.
UriBuilder bldr = new UriBuilder(originLocator.Path);
bldr.Path += "/" + manifestFile.Name;
string urlForClientStreaming = bldr.ToString();
// Display the full URL to the streaming manifest file.
Console.WriteLine("URL to for progressive download: ");
Console.WriteLine(urlForClientStreaming);
return(urlForClientStreaming);
}
public string GetSmoothStreamingAzureCDNLocator(Models.Asset assetToStream)
{
// Get a reference to the manifest file from the collection
// of streaming files in the asset.
var manifestFile = assetToStream.MediaAsset.AssetFiles.Where(x => x.Name.EndsWith(".ism")).FirstOrDefault();
// Cast the reference to a true IFileInfo type.
if (null == manifestFile)
{
return(null);
}
// Create an 1-day readonly access policy.
IAccessPolicy streamingPolicy = this.MediaService.MediaContext.AccessPolicies.Create("CDN Streaming policy",
TimeSpan.FromHours(1),
AccessPermissions.Read);
// Create the origin locator. Set the start time as 5 minutes
// before the present so that the locator can be accessed immediately
// if there is clock skew between the client and server.
ILocator originLocator =
(from l in this.MediaService.MediaContext.Locators
where l.AssetId.Equals(assetToStream.MediaAsset.Id) && l.Type == LocatorType.None
select l).FirstOrDefault();
if (originLocator != null && originLocator.ExpirationDateTime <= DateTime.UtcNow)
{
originLocator.Delete();
originLocator = null;
}
if (originLocator == null)
{
originLocator = this.MediaService.MediaContext
.Locators.CreateLocator(LocatorType.None,
assetToStream.MediaAsset,
streamingPolicy,
DateTime.UtcNow.AddMinutes(-5));
}
// Create a full URL to the manifest file. Use this for playback
// in streaming media clients.
string urlForClientStreaming = originLocator.Path + manifestFile.Name + "/manifest";
// Display the full URL to the streaming manifest file.
Console.WriteLine("URL to manifest for client streaming: ");
Console.WriteLine(urlForClientStreaming);
return(urlForClientStreaming);
}
/// <summary>
/// Creates a new asset and copies blobs from the specifed storage account.
/// </summary>
/// <param name="mediaBlobContainer">The specified blob container.</param>
/// <returns>The new asset.</returns>
static public IAsset CreateAssetFromExistingBlobs(CloudBlobContainer mediaBlobContainer)
{
// Create a new asset.
IAsset asset = _context.Assets.Create("NewAsset_" + Guid.NewGuid(), AssetCreationOptions.None);
IAccessPolicy writePolicy = _context.AccessPolicies.Create("writePolicy",
TimeSpan.FromHours(24), AccessPermissions.Write);
ILocator destinationLocator = _context.Locators.CreateLocator(LocatorType.Sas, asset, writePolicy);
CloudBlobClient destBlobStorage = _destinationStorageAccount.CreateCloudBlobClient();
// Get the asset container URI and Blob copy from mediaContainer to assetContainer.
string destinationContainerName = (new Uri(destinationLocator.Path)).Segments[1];
CloudBlobContainer assetContainer =
destBlobStorage.GetContainerReference(destinationContainerName);
if (assetContainer.CreateIfNotExists())
{
assetContainer.SetPermissions(new BlobContainerPermissions
{
PublicAccess = BlobContainerPublicAccessType.Blob
});
}
var blobList = mediaBlobContainer.ListBlobs();
foreach (var sourceBlob in blobList)
{
var assetFile = asset.AssetFiles.Create((sourceBlob as ICloudBlob).Name);
CopyBlob(sourceBlob as ICloudBlob, assetContainer);
assetFile.ContentFileSize = (sourceBlob as ICloudBlob).Properties.Length;
assetFile.Update();
}
asset.Update();
destinationLocator.Delete();
writePolicy.Delete();
// Since we copied a set of Smooth Streaming files,
// set the .ism file to be the primary file.
// If we, for example, copied an .mp4, then the mp4 would be the primary file.
SetISMFileAsPrimary(asset);
return(asset);
}
private void DeleteSASLocator(ILocator locator)
{
if (locator != null)
{
try
{
var locatorTask = Task.Factory.StartNew(() =>
{
locator.Delete();
});
locatorTask.Wait();
}
catch
{
}
}
}
public void ShouldRecreateLocatorWithSameLocatorId()
{
IAsset asset = AssetTests.CreateAsset(_mediaContext, _smallWmv, AssetCreationOptions.None);
IAccessPolicy accessPolicy = _mediaContext.AccessPolicies.Create("Read", TimeSpan.FromMinutes(5), AccessPermissions.Read);
ILocator locator = _mediaContext.Locators.CreateLocator(LocatorType.OnDemandOrigin, asset, accessPolicy);
Assert.IsNotNull(locator);
string id = locator.Id;
locator.Delete();
Assert.IsNull(_mediaContext.Locators.Where(c => c.Id == id).FirstOrDefault());
locator = _mediaContext.Locators.CreateLocator(id, LocatorType.OnDemandOrigin, asset, accessPolicy, null);
Assert.IsNotNull(locator);
}
private void Subclipping_FormClosed(object sender, FormClosedEventArgs e)
{
if (_tempLocator != null)
{
try
{
_tempLocator.Delete();
}
catch
{
}
}
// let's sure we dispose the webbrowser control
webBrowserPreview.Url = null;
webBrowserPreview.Dispose();
}
/// <summary>
/// Uploads the file with given path asynchronously
/// </summary>
/// <param name="path">The path of a file to upload</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> to use for canceling upload operation.</param>
/// <returns>A function delegate that returns the future result to be available through the Task.</returns>
internal Task UploadAsync(string path, CancellationToken cancellationToken)
{
ValidateFileName(path);
IAccessPolicy accessPolicy = null;
ILocator locator = null;
var policyName = "SdkUpload" + Guid.NewGuid().ToString();
return(GetMediaContext().AccessPolicies
.CreateAsync(policyName, TimeSpan.FromHours(12), AccessPermissions.Write)
.ContinueWith <ILocator>(
t =>
{
accessPolicy = t.Result;
t.ThrowIfFaulted(() => this.Cleanup(null, null, locator, accessPolicy));
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
locator = this.GetMediaContext().Locators.CreateSasLocator(this.Asset, accessPolicy);
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
return locator;
},
cancellationToken).
ContinueWith(
t =>
{
locator = t.Result;
t.ThrowIfFaulted(() => this.Cleanup(null, null, locator, accessPolicy));
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, locator, accessPolicy));
var blobTransfer = GetMediaContext().MediaServicesClassFactory.GetBlobTransferClient();
blobTransfer.NumberOfConcurrentTransfers = this.GetMediaContext().NumberOfConcurrentTransfers;
blobTransfer.ParallelTransferThreadCount = this.GetMediaContext().ParallelTransferThreadCount;
UploadAsync(path, blobTransfer, locator, cancellationToken).Wait();
locator.Delete();
cancellationToken.ThrowIfCancellationRequested(() => this.Cleanup(null, null, null, accessPolicy));
accessPolicy.Delete();
},
cancellationToken));
}
//TODO: move to workerEncoder
private IAsset CreateAssetFromBlob(CloudBlobContainer externalMediaBlobContainer, string ExternalBlobName, CloudBlobClient assetBlobClient, string MediaServicesBlobName, string myProcessId)
{
// Create a new asset.
//myProcessId = Guid.NewGuid().ToString();
CloudMediaContext MediaContext = ObtainContext(_accountMediaName, _accountMediaKey);
string assetName = string.Format("{0}_{1}_Butler_{2}", externalMediaBlobContainer.Name, ExternalBlobName, myProcessId);
IAsset asset = MediaContext.Assets.Create(assetName, AssetCreationOptions.None);
IAccessPolicy writePolicy = MediaContext.AccessPolicies.Create("writePolicy_" + assetName, TimeSpan.FromMinutes(120), AccessPermissions.Write);
ILocator destinationLocator = MediaContext.Locators.CreateLocator(LocatorType.Sas, asset, writePolicy);
string assetContainerName = (new Uri(destinationLocator.Path)).Segments[1];
CloudBlobContainer assetContainer = assetBlobClient.GetContainerReference(assetContainerName);
CloudBlockBlob ExternalBlob = externalMediaBlobContainer.GetBlockBlobReference(ExternalBlobName);
CloudBlockBlob assetBlob = assetContainer.GetBlockBlobReference(MediaServicesBlobName);
var sas = externalMediaBlobContainer.GetSharedAccessSignature(new SharedAccessBlobPolicy()
{
SharedAccessStartTime = DateTime.UtcNow.AddMinutes(-15),
SharedAccessExpiryTime = DateTime.UtcNow.AddDays(7),
Permissions = SharedAccessBlobPermissions.Read,
});
var srcBlockBlobSasUri = string.Format("{0}{1}", ExternalBlob.Uri, sas);
assetBlob.StartCopyFromBlob(new Uri(srcBlockBlobSasUri));
CloudBlockBlob blobStatusCheck;
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(MediaServicesBlobName);
while (blobStatusCheck.CopyState.Status == CopyStatus.Pending)
{
Task.Delay(TimeSpan.FromSeconds(10d)).Wait();
Trace.TraceInformation("Waiting copy of " + blobStatusCheck.Name);
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(MediaServicesBlobName);
}
assetBlob.FetchAttributes();
var assetFile = asset.AssetFiles.Create(MediaServicesBlobName);
destinationLocator.Delete();
writePolicy.Delete();
//// Refresh the asset.
asset = MediaContext.Assets.Where(a => a.Id == asset.Id).FirstOrDefault();
return(asset);
}
public bool GenerateTranscript(IAsset asset)
{
try
{
var outputFolder = this._amsConfigurations.FfmpegFramesOutputPath;
IAsset outputAsset = asset;
IAccessPolicy policy = null;
ILocator locator = null;
policy = _mediaContext.AccessPolicies.Create("My 30 days readonly policy", TimeSpan.FromDays(360), AccessPermissions.Read);
locator = _mediaContext.Locators.CreateLocator(LocatorType.Sas, outputAsset, policy, DateTime.UtcNow.AddMinutes(-5));
DownloadAssetToLocal(outputAsset, outputFolder);
locator.Delete();
return(true);
}
catch
{ //TODO: Logging
Console.WriteLine("Exception occured while generating index for video.");
throw;
}
}
private IAsset ProcessUploadFile(string SafeFileName, string FileName, string storageaccount = null)
{
if (storageaccount == null)
{
storageaccount = MyContext.DefaultStorageAccount.Name; // no storage account or null, then let's take the default one
}
IAsset asset = null;
IAccessPolicy policy = null;
ILocator locator = null;
try
{
asset = MyContext.Assets.Create(SafeFileName as string, storageaccount, AssetCreationOptions.None);
IAssetFile file = asset.AssetFiles.Create(SafeFileName);
policy = MyContext.AccessPolicies.Create(
SafeFileName,
TimeSpan.FromDays(30),
AccessPermissions.Write | AccessPermissions.List);
locator = MyContext.Locators.CreateLocator(LocatorType.Sas, asset, policy);
file.UploadProgressChanged += file_UploadProgressChanged;
file.Upload(FileName);
AssetInfo.SetFileAsPrimary(asset, SafeFileName);
}
catch
{
asset = null;
}
finally
{
if (locator != null)
{
locator.Delete();
}
if (policy != null)
{
policy.Delete();
}
}
return(asset);
}
public IAsset CreateAsset(string authToken, string assetName, string storageAccount, bool storageEncryption, string[] fileNames)
{
AssetCreationOptions assetEncryption = storageEncryption ? AssetCreationOptions.StorageEncrypted : AssetCreationOptions.None;
IAsset asset = _media.Assets.Create(assetName, storageAccount, assetEncryption);
BlobClient blobClient = new BlobClient(authToken, storageAccount);
string sourceContainer = Constant.Storage.Blob.Container.FileUpload;
if (fileNames.Length == 1)
{
string fileName = fileNames[0];
IAssetFile assetFile = asset.AssetFiles.Create(fileName);
CloudBlockBlob sourceBlob = blobClient.GetBlob(sourceContainer, null, fileName, true);
Stream sourceStream = sourceBlob.OpenRead();
assetFile.Upload(sourceStream);
foreach (ILocator locator in asset.Locators)
{
locator.Delete();
}
}
else
{
BlobTransferClient transferClient = new BlobTransferClient();
ILocator sasLocator = CreateLocator(LocatorType.Sas, asset, true);
List <Task> uploadTasks = new List <Task>();
foreach (string fileName in fileNames)
{
IAssetFile assetFile = asset.AssetFiles.Create(fileName);
CloudBlockBlob sourceBlob = blobClient.GetBlob(sourceContainer, null, fileName, true);
Stream sourceStream = sourceBlob.OpenRead();
Task uploadTask = assetFile.UploadAsync(sourceStream, transferClient, sasLocator, CancellationToken.None);
uploadTasks.Add(uploadTask);
}
Task.WaitAll(uploadTasks.ToArray());
sasLocator.Delete();
}
SetPrimaryFile(asset);
return(asset);
}
public void ShouldCreateEncryptedInitilizedAsset()
{
IAsset asset = _dataContext.Assets.Create("Test", AssetCreationOptions.StorageEncrypted);
Assert.IsNotNull(asset, "Asset should be non null");
Assert.AreNotEqual(Guid.Empty, asset.Id, "Asset ID shuold not be null");
Assert.AreEqual(0, asset.AssetFiles.Count(), "Asset has files");
Assert.AreEqual(AssetState.Initialized, asset.State, "Expecting initilized state");
IAccessPolicy policy = _dataContext.AccessPolicies.Create("temp", TimeSpan.FromMinutes(10), AccessPermissions.Write);
ILocator locator = _dataContext.Locators.CreateSasLocator(asset, policy);
IAssetFile file = asset.AssetFiles.Create(Path.GetFileName(_smallWmv));
Task task = file.UploadAsync(_smallWmv,
new BlobTransferClient
{
NumberOfConcurrentTransfers = 10,
ParallelTransferThreadCount = 10
},
locator,
CancellationToken.None);
task.Wait();
Assert.IsTrue(task.IsCompleted);
Assert.IsTrue(!task.IsFaulted);
locator.Delete();
policy.Delete();
IAsset refreshedAsset = _dataContext.Assets.Where(c => c.Id == asset.Id).FirstOrDefault();
Assert.AreEqual(asset.Name, refreshedAsset.Name);
Assert.AreEqual(AssetState.Initialized, refreshedAsset.State);
Assert.AreEqual(1, refreshedAsset.AssetFiles.Count(), "file count wrong");
// TODO: Task 27827: Design and implement a KeyOracle Role to hold the Private key or keys used to protect content keys
//VerifyAndDownloadAsset(refreshedAsset);
ContentKeyTests.VerifyFileAndContentKeyMetadataForStorageEncryption(refreshedAsset, _dataContext);
}
public static async Task <IAsset> UploadVideo(CloudMediaContext context, string name, string address)
{
IAsset uploadAsset =
await
context.Assets.CreateAsync(Path.GetFileNameWithoutExtension(name), AssetCreationOptions.None,
CancellationToken.None);
IAssetFile assetFile = await uploadAsset.AssetFiles.CreateAsync(name, CancellationToken.None);
IAccessPolicy accessPolicy = context.AccessPolicies.Create(uploadAsset.Name, TimeSpan.FromMinutes(5),
AccessPermissions.Write);
ILocator locator = context.Locators.CreateSasLocator(uploadAsset, accessPolicy);
BlobTransferClient client = new BlobTransferClient()
{
NumberOfConcurrentTransfers = 5,
ParallelTransferThreadCount = 5
};
await assetFile.UploadAsync(address, client, locator, CancellationToken.None);
locator.Delete();
accessPolicy.Delete();
return(uploadAsset);
}
private static ILocator CreateLocator(IAsset asset)
{
ILocator streamingLocator = _mediaContext
.Locators
.Where(l => l.AssetId == asset.Id)
.AsEnumerable()
.FirstOrDefault(l => l.Type == LocatorType.OnDemandOrigin);
if (streamingLocator != null && streamingLocator.ExpirationDateTime <= DateTime.UtcNow + TimeSpan.FromHours(1))
{
streamingLocator.Delete();
streamingLocator = null;
}
if (streamingLocator == null)
{
IAccessPolicy accessPolicy = _mediaContext.AccessPolicies.Create("readPolicy", TimeSpan.FromDays(7), AccessPermissions.Read);
streamingLocator = _mediaContext.Locators.CreateLocator(LocatorType.OnDemandOrigin, asset, accessPolicy);
}
streamingLocator.Update(DateTime.Now + TimeSpan.FromDays(7));
return(streamingLocator);
}
private void DeleteSASLocator(ILocator locator)
{
if (locator != null)
{
try
{
var locatorTask = Task.Factory.StartNew(() =>
{
locator.Delete();
});
locatorTask.Wait();
}
catch
{
}
}
}
/// <summary>
/// Create Asset and Add blob
/// </summary>
/// <param name="AssetName"></param>
/// <param name="blobUrl"></param>
/// <returns></returns>
public IAsset CreateAsset(string AssetName, string blobUrl, string MediaStorageConn, string StorageConnectionString, string WorkflowName)
{
//Create Empty Asset
Uri MezzamineFileUri = new Uri(blobUrl);
int segmentscount = MezzamineFileUri.Segments.Count() - 1;
IAsset currentAsset = _MediaServicesContext.Assets.Create(AssetName, AssetCreationOptions.None);
//Add the File
IAccessPolicy writePolicy = _MediaServicesContext.AccessPolicies.Create("writePolicy_" + currentAsset.Name, TimeSpan.FromMinutes(120), AccessPermissions.Write);
ILocator destinationLocator = _MediaServicesContext.Locators.CreateLocator(LocatorType.Sas, currentAsset, writePolicy);
//Asset Storage
CloudStorageAccount assetStorageCount = CloudStorageAccount.Parse(MediaStorageConn);
CloudBlobClient assetClient = assetStorageCount.CreateCloudBlobClient();
CloudBlobContainer assetContainer = assetClient.GetContainerReference(currentAsset.Uri.Segments[1]);
//Mezzamine Storage
CloudStorageAccount MezzamineStorageCount = CloudStorageAccount.Parse(StorageConnectionString);
CloudBlobClient MezzamineClient = MezzamineStorageCount.CreateCloudBlobClient();
CloudBlobContainer MezzamineContainer = MezzamineClient.GetContainerReference(WorkflowName);
Uri xFile = new Uri(blobUrl);
int segmentIndex = xFile.Segments.Count() - 1;
//Asset BLOB Xfile
string AssetBlobName = Uri.UnescapeDataString(xFile.Segments[segmentIndex]);
CloudBlockBlob assetBlob = assetContainer.GetBlockBlobReference(AssetBlobName);
assetContainer.SetPermissions(new BlobContainerPermissions
{
PublicAccess = BlobContainerPublicAccessType.Blob
}
);
//Mezzamine BLOB Xfile
string MezzamineBlobName = "";
for (int i = 2; i <= segmentIndex; i++)
{
MezzamineBlobName += xFile.Segments[i];
}
MezzamineBlobName = Uri.UnescapeDataString(MezzamineBlobName);
CloudBlockBlob MezzamineBlob = MezzamineContainer.GetBlockBlobReference(MezzamineBlobName);
var sas = MezzamineContainer.GetSharedAccessSignature(new SharedAccessBlobPolicy()
{
SharedAccessStartTime = DateTime.UtcNow.AddMinutes(-15),
SharedAccessExpiryTime = DateTime.UtcNow.AddDays(7),
Permissions = SharedAccessBlobPermissions.Read,
});
//USE decode URL for spetial characters
var srcBlockBlobSasUri = string.Format("{0}{1}", Uri.UnescapeDataString(MezzamineBlob.Uri.AbsoluteUri), sas);
assetBlob.StartCopyFromBlob(new Uri(srcBlockBlobSasUri));
CloudBlockBlob blobStatusCheck;
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(AssetBlobName);
while (blobStatusCheck.CopyState.Status == CopyStatus.Pending)
{
Task.Delay(TimeSpan.FromSeconds(10d)).Wait();
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(AssetBlobName);
}
assetBlob.FetchAttributes();
//Add the xFile to Asset
var assetFile = currentAsset.AssetFiles.Create(assetBlob.Name);
MezzamineBlob.FetchAttributes();
assetFile.ContentFileSize = MezzamineBlob.Properties.Length;
assetFile.Update();
destinationLocator.Delete();
writePolicy.Delete();
currentAsset.AssetFiles.FirstOrDefault().IsPrimary = true;
currentAsset.Update();
return(currentAsset);
}
/// <summary>
/// Ingest all Mezzamine files to Asset
/// </summary>
private void IngestAssets()
{
IAccessPolicy writePolicy = MediaContext.AccessPolicies.Create("writePolicy_" + currentAsset.Name, TimeSpan.FromMinutes(120), AccessPermissions.Write);
ILocator destinationLocator = MediaContext.Locators.CreateLocator(LocatorType.Sas, currentAsset, writePolicy);
//Asset Storage
CloudStorageAccount assetStorageCount = CloudStorageAccount.Parse(myRequest.MediaStorageConn);
CloudBlobClient assetClient = assetStorageCount.CreateCloudBlobClient();
CloudBlobContainer assetContainer = assetClient.GetContainerReference(currentAsset.Uri.Segments[1]);
//Mezzamine Storage
CloudStorageAccount MezzamineStorageCount = CloudStorageAccount.Parse(myRequest.ButlerRequest.StorageConnectionString);
CloudBlobClient MezzamineClient = MezzamineStorageCount.CreateCloudBlobClient();
CloudBlobContainer MezzamineContainer = MezzamineClient.GetContainerReference(myRequest.ButlerRequest.WorkflowName);
//Filter Ingest only MP4
foreach (string urlMezzamineFile in myRequest.ButlerRequest.MezzanineFiles.Where(mf => mf.ToLower().EndsWith(".mp4")))
{
Uri xFile = new Uri(urlMezzamineFile);
int segmentIndex = xFile.Segments.Count() - 1;
//Asset BLOB Xfile
string AssetBlobName = Uri.UnescapeDataString(xFile.Segments[segmentIndex]);
CloudBlockBlob assetBlob = assetContainer.GetBlockBlobReference(AssetBlobName);
assetContainer.SetPermissions(new BlobContainerPermissions
{
PublicAccess = BlobContainerPublicAccessType.Blob
}
);
//Mezzamine BLOB Xfile
string MezzamineBlobName = "";
for (int i = 2; i <= segmentIndex; i++)
{
MezzamineBlobName += xFile.Segments[i];
}
MezzamineBlobName = Uri.UnescapeDataString(MezzamineBlobName);
CloudBlockBlob MezzamineBlob = MezzamineContainer.GetBlockBlobReference(MezzamineBlobName);
var sas = MezzamineContainer.GetSharedAccessSignature(new SharedAccessBlobPolicy()
{
SharedAccessStartTime = DateTime.UtcNow.AddMinutes(-15),
SharedAccessExpiryTime = DateTime.UtcNow.AddDays(7),
Permissions = SharedAccessBlobPermissions.Read,
});
//USE decode URL for spetial characters
var srcBlockBlobSasUri = string.Format("{0}{1}", Uri.UnescapeDataString(MezzamineBlob.Uri.AbsoluteUri), sas);
assetBlob.StartCopy(new Uri(srcBlockBlobSasUri));
Trace.TraceInformation("{0} in process {1} processId {2} Start copy MezzamineFile {3}", this.GetType().FullName, myRequest.ProcessTypeId, myRequest.ProcessInstanceId, MezzamineBlobName);
CloudBlockBlob blobStatusCheck;
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(AssetBlobName);
while (blobStatusCheck.CopyState.Status == CopyStatus.Pending)
{
Task.Delay(TimeSpan.FromSeconds(10d)).Wait();
Trace.TraceInformation("{0} in process {1} processId {2} copying MezzamineFile {3} status {4}", this.GetType().FullName, myRequest.ProcessTypeId, myRequest.ProcessInstanceId, MezzamineBlobName, blobStatusCheck.CopyState.Status);
blobStatusCheck = (CloudBlockBlob)assetContainer.GetBlobReferenceFromServer(AssetBlobName);
}
assetBlob.FetchAttributes();
//Add the xFile to Asset
var assetFile = currentAsset.AssetFiles.Create(AssetBlobName);
MezzamineBlob.FetchAttributes();
assetFile.ContentFileSize = MezzamineBlob.Properties.Length;
assetFile.Update();
Trace.TraceInformation("{0} in process {1} processId {2} finish MezzamineFile {3}", this.GetType().FullName, myRequest.ProcessTypeId, myRequest.ProcessInstanceId, MezzamineBlobName);
}
destinationLocator.Delete();
writePolicy.Delete();
currentAsset.Update();
}
private void Cleanup(BlobTransferClient blobTransfer, FileEncryption fileEncryption, ILocator locator, IAccessPolicy accessPolicy)
{
lock (this._lock)
{
if (blobTransfer != null)
{
try
{
blobTransfer.TransferProgressChanged -= this.OnDownloadBlobTransferProgressChanged;
}
catch
{
}
finally
{
blobTransfer = null;
}
}
if (fileEncryption != null)
{
try
{
fileEncryption.Dispose();
}
catch
{
}
finally
{
fileEncryption = null;
}
}
if (locator != null)
{
try
{
locator.Delete();
}
catch
{
}
finally
{
locator = null;
}
}
if (accessPolicy != null)
{
try
{
accessPolicy.Delete();
}
catch
{
}
finally
{
accessPolicy = null;
}
}
}
}
private void Cleanup(BlobTransferClient blobTransfer, FileEncryption fileEncryption, ILocator locator, IAccessPolicy accessPolicy)
{
lock (this._lock)
{
if (blobTransfer != null)
{
try
{
blobTransfer.TransferProgressChanged -= this.OnDownloadBlobTransferProgressChanged;
}
catch
{
}
finally
{
blobTransfer = null;
}
}
if (fileEncryption != null)
{
try
{
fileEncryption.Dispose();
}
catch
{
}
finally
{
fileEncryption = null;
}
}
if (locator != null)
{
try
{
locator.Delete();
}
catch
{
}
finally
{
locator = null;
}
}
if (accessPolicy != null)
{
try
{
accessPolicy.Delete();
}
catch
{
}
finally
{
accessPolicy = null;
}
}
}
}
