internal static void ValidateRelativePath(string path, string[] reservedDirectoryNames = null)
{
if (Path.IsPathRooted(path.TrimStart('\\')))
{
ImageBuilderUtility.TraceAndThrowValidationError(
TraceType,
StringResources.ImageBuilderError_AbsolutePathNotAllowed,
path);
}
string remainingPath = path;
while (!string.IsNullOrEmpty(remainingPath))
{
string pathPart = Path.GetFileName(remainingPath);
if (pathPart.Equals(StringConstants.DoubleDot, StringComparison.Ordinal))
{
ImageBuilderUtility.TraceAndThrowValidationError(
TraceType,
StringResources.ImageBuilderError_InvalidRelativePath,
path);
}
remainingPath = FabricPath.GetDirectoryName(remainingPath);
if (string.IsNullOrEmpty(remainingPath) &&
reservedDirectoryNames != null &&
reservedDirectoryNames.Count() > 0)
{
foreach (string directoryName in reservedDirectoryNames)
{
if (string.Compare(directoryName, pathPart, true) == 0)
{
ImageBuilderUtility.TraceAndThrowReservedDirectoryError(
TraceType,
StringResources.ImageBuilderError_ReservedDirectoryName,
path,
pathPart);
}
}
}
}
}
