private static long ParseRangeTotalLength(string range)
{
int lengthSeparator = range.IndexOf("/", StringComparison.InvariantCultureIgnoreCase);
if (lengthSeparator == -1)
{
throw BlobErrors.ParsingFullHttpRangeFailed(range);
}
return(long.Parse(range.Substring(lengthSeparator + 1), CultureInfo.InvariantCulture));
}
/// <summary>
/// The <see cref="GetUserDelegationKeyInternal"/> operation retrieves a
/// key that can be used to delegate Active Directory authorization to
/// shared access signatures created with <see cref="Sas.BlobSasBuilder"/>.
/// </summary>
/// <param name="start">
/// Start time for the key's validity, with null indicating an
/// immediate start. The time should be specified in UTC.
/// </param>
/// <param name="expiry">
/// Expiration of the key's validity. The time should be specified
/// in UTC.
/// </param>
/// <param name="cancellationToken">
/// Optional <see cref="CancellationToken"/> to propagate
/// notifications that the operation should be cancelled.
/// </param>
/// <param name="async"/>
/// <returns>
/// A <see cref="Response{BlobServiceStatistics}"/> describing
/// the service replication statistics.
/// </returns>
/// <remarks>
/// A <see cref="StorageRequestFailedException"/> will be thrown if
/// a failure occurs.
/// </remarks>
private async Task <Response <UserDelegationKey> > GetUserDelegationKeyInternal(
DateTimeOffset?start,
DateTimeOffset expiry,
bool async,
CancellationToken cancellationToken)
{
using (Pipeline.BeginLoggingScope(nameof(BlobServiceClient)))
{
Pipeline.LogMethodEnter(nameof(BlobServiceClient), message: $"{nameof(Uri)}: {Uri}");
try
{
if (start.HasValue && start.Value.Offset != TimeSpan.Zero)
{
throw BlobErrors.InvalidDateTimeUtc(nameof(start));
}
if (expiry.Offset != TimeSpan.Zero)
{
throw BlobErrors.InvalidDateTimeUtc(nameof(expiry));
}
var keyInfo = new KeyInfo {
Start = start, Expiry = expiry
};
return(await BlobRestClient.Service.GetUserDelegationKeyAsync(
Pipeline,
Uri,
keyInfo : keyInfo,
async : async,
operationName : Constants.Blob.Service.GetUserDelegationKeyOperationName,
cancellationToken : cancellationToken)
.ConfigureAwait(false));
}
catch (Exception ex)
{
Pipeline.LogException(ex);
throw;
}
finally
{
Pipeline.LogMethodExit(nameof(BlobServiceClient));
}
}
}