/// <summary>
/// Generates the resource.
/// </summary>
/// <param name="connectionString">Optional connection string for the resource.</param>
/// <param name="parameters">The resource parameters.</param>
/// <returns>Returns the resource.</returns>
public override ResourceToken CreateResourceToken(string connectionString, ResourceParameters parameters)
{
if (string.IsNullOrWhiteSpace(connectionString))
{
throw new ArgumentException("connectionString is invalid");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
BlobParameters blobParameters = parameters as BlobParameters;
if (blobParameters == null)
{
throw new ArgumentException("Expected a BlobParameters collection", "parameters");
}
if (string.IsNullOrWhiteSpace(blobParameters.Container))
{
throw new ArgumentException("The container name must not be null or empty", "parameters.Container");
}
if (string.IsNullOrWhiteSpace(blobParameters.Name))
{
throw new ArgumentException("The blob name must not be null or empty", "parameters.Name");
}
StorageProvider storageProvider = new StorageProvider(connectionString);
return(storageProvider.CreateBlobAccessToken(blobParameters.Container, blobParameters.Name, blobParameters.Permissions, blobParameters.Expiration));
}
/// <summary>
/// Extracts the parameters for a request.
/// </summary>
/// <param name="parameters">The parameters to extract.</param>
/// <param name="defaultParameters">Optional parameters instance to use.</param>
/// <returns>Returns the extracted parameters.</returns>
public override ResourceParameters ExtractParameters(JToken parameters, ResourceParameters defaultParameters = null)
{
BlobParameters blobParameters = null;
if (defaultParameters == null)
{
blobParameters = new BlobParameters();
}
else
{
blobParameters = defaultParameters as BlobParameters;
if (blobParameters == null)
{
throw new ArgumentException("Must be a BlobParameters instance", "defaultParameters");
}
}
base.ExtractParameters(parameters, blobParameters);
try
{
// Container.
blobParameters.Container = parameters.Value <string>("container");
if (string.IsNullOrWhiteSpace(blobParameters.Container))
{
throw new HttpResponseException(HttpStatusCode.BadRequest);
}
}
catch (Exception)
{
throw new HttpResponseException(HttpStatusCode.BadRequest);
}
return(blobParameters);
}
public void Blob_ExtractParameters_ReturnsBlobToken()
{
// Setup
AzureBlobBroker broker = new AzureBlobBroker();
// Act
BlobParameters parameters = (BlobParameters)broker.ExtractParameters(this.GenerateBlobJson());
// Assert
Assert.AreEqual("container", parameters.Container);
Assert.AreEqual("blob", parameters.Name);
Assert.AreEqual(ResourcePermissions.ReadWrite, parameters.Permissions);
Assert.IsTrue(parameters.Expiration > DateTime.UtcNow - TimeSpan.FromSeconds(1) && parameters.Expiration < DateTime.UtcNow + TimeSpan.FromSeconds(1));
}
