public Uri GetSas(Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPermissions permission, TimeSpan expiry, string containerName)
{
var policy = new Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPolicy
{
Permissions = permission,
SharedAccessExpiryTime = DateTime.UtcNow.Add(expiry)
};
var container = this.Parent.GetContainer(containerName);
var signature = container.GetSharedAccessSignature(policy);
return(new Uri(System.IO.Path.Combine(container.Uri.ToString(), signature)));
}
// source: http://azure.microsoft.com/en-us/documentation/articles/storage-dotnet-shared-access-signature-part-2/
private string GetURL(int expirySeconds, Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPermissions permissions)
{
var sasConstraints = new Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPolicy();
sasConstraints.SharedAccessStartTime = DateTimeOffset.Now.AddMinutes(-1);
sasConstraints.SharedAccessExpiryTime = DateTimeOffset.Now.AddSeconds(expirySeconds);
sasConstraints.Permissions = permissions;
var sasToken = _delegateContent.GetSharedAccessSignature(sasConstraints);
return(_delegateContent.Uri + sasToken);
}