public static SasResourceType ParseSasResourceType(string signedResourceType)
{
if (string.IsNullOrWhiteSpace(signedResourceType))
{
throw new ArgumentException("signedResourceType");
}
SasResourceType sasResourceType = SasResourceType.None;
for (int i = 0; i < signedResourceType.Length; i++)
{
char chr = signedResourceType[i];
if (chr == 'c')
{
sasResourceType = AccountSasHelper.ValidateAndAddResourceType(sasResourceType, SasResourceType.Container, i);
}
else if (chr == 'o')
{
sasResourceType = AccountSasHelper.ValidateAndAddResourceType(sasResourceType, SasResourceType.Object, i);
}
else
{
if (chr != 's')
{
throw new FormatException(string.Concat("Unexpected character ", signedResourceType[i], " in signed resource type"));
}
sasResourceType = AccountSasHelper.ValidateAndAddResourceType(sasResourceType, SasResourceType.Service, i);
}
}
return(sasResourceType);
}
private static SasResourceType ValidateAndAddResourceType(SasResourceType currResourceTypes, SasResourceType newResourceType, int position)
{
if ((currResourceTypes & newResourceType) == newResourceType)
{
object[] objArray = new object[] { "Invalid duplicate service. Error at index ", position, " of ", currResourceTypes };
throw new FormatException(string.Concat(objArray));
}
currResourceTypes |= newResourceType;
return(currResourceTypes);
}
public SASAuthorizationParameters CheckAccessWithMultiplePermissions(IAccountIdentifier requestor, string resourceAccount, string resourceContainer, string resourceIdentifier, PermissionLevel requiredPermission, SasType supportedSasTypes, SasResourceType requiredResourceType, List <SASPermission> requiredSasPermissions, TimeSpan timeout)
{
SASAuthorizationParameters sASAuthorizationParameter;
AuthorizationResult authorizationResult = null;
Duration startingNow = Duration.StartingNow;
SASAuthorizationParameters sASAuthorizationParameter1 = new SASAuthorizationParameters()
{
SupportedSasTypes = supportedSasTypes,
SignedResourceType = requiredResourceType
};
SASAuthorizationParameters current = sASAuthorizationParameter1;
List <SASPermission> .Enumerator enumerator = requiredSasPermissions.GetEnumerator();
try
{
do
{
if (!enumerator.MoveNext())
{
break;
}
current.SignedPermission = enumerator.Current;
IAsyncResult asyncResult = this.BeginAuthorizeRequest(requestor, resourceAccount, resourceContainer, resourceIdentifier, requiredPermission, current, startingNow.Remaining(timeout), null, null);
authorizationResult = this.EndAuthorizeRequest(asyncResult);
if (!authorizationResult.Authorized)
{
continue;
}
sASAuthorizationParameter = current;
return(sASAuthorizationParameter);
}while (authorizationResult.Authorized || authorizationResult.FailureReason == AuthorizationFailureReason.PermissionMismatch);
if (requestor == null || !requestor.IsSecondaryAccess || !AuthorizationManager.IsWritePermission(requiredPermission))
{
throw new NephosUnauthorizedAccessException(resourceAccount, resourceContainer, resourceIdentifier, requestor, requiredPermission, authorizationResult.FailureReason);
}
throw new SecondaryWriteNotAllowedException();
}
finally
{
((IDisposable)enumerator).Dispose();
}
return(sASAuthorizationParameter);
}
