public async Task <string> GetBlobSasAsync(
string fullPath,
BlobSasPolicy blobSasPolicy = null,
bool includeUrl = true,
CancellationToken cancellationToken = default)
{
if (blobSasPolicy == null)
{
blobSasPolicy = new BlobSasPolicy(DateTime.UtcNow, TimeSpan.FromHours(1))
{
Permissions = BlobSasPermission.Read
}
}
;
(BlobContainerClient container, string path) = await GetPartsAsync(fullPath, false).ConfigureAwait(false);
string sas = blobSasPolicy.ToSasQuery(_sasSigningCredentials, container.Name, path);
if (includeUrl)
{
string url = _client.Uri.ToString();
url += StoragePath.Normalize(fullPath);
url += "?";
url += sas;
return(url);
}
return(sas);
}
public async Task <string> GetBlobSasAsync(
string fullPath, BlobSasPolicy blobSasPolicy,
bool includeUrl = true, CancellationToken cancellationToken = default)
{
(CloudBlobContainer container, string relativePath) = await GetPartsAsync(fullPath, false).ConfigureAwait(false);
if (container == null)
{
return(null);
}
CloudBlockBlob blob = container.GetBlockBlobReference(relativePath);
blobSasPolicy ??= new BlobSasPolicy(TimeSpan.FromHours(1));
string sas = blob.GetSharedAccessSignature(blobSasPolicy.ToSharedAccessBlobPolicy());
if (includeUrl)
{
sas = blob.Uri + sas;
}
return(sas);
}