Re: Changing unlabeled_t on files to invalid_label_t.

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+1

On Thu, Jan 9, 2014 at 3:53 PM, Daniel J Walsh <dwalsh@xxxxxxxxxx> wrote:
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> We would like to change
>
> sid file_labels         gen_context(system_u:object_r:unlabeled_t,s0)
>
> to something like
>
> sid file_labels         gen_context(system_u:object_r:invalid_label_t,s0)
>
> Since explaining to someone that a file without a label is file_t, but if it
> has a label that the kernel does not understand it is labeled as unlabeled_t.
> A file with a label is unlabeled_t????  While a file without a label is file_t.
>
>
> #
> # unlabeled_t is the type of unlabeled objects.
> # Objects that have no known labeling information or that
> # have labels that are no longer valid are treated as having this type.
> #
>
> #
> # file_t is the default type of a file that has not yet been
> # assigned an extended attribute (EA) value (when using a filesystem
> # that supports EAs).
> #
>
> These two type definitions seem to conflict, with file_t winning at least on
> systems that support XAttrs.
>
> I would guess a better fix would be to change the kernel to handle the case
> where an object is unlabeled_t one way and if it is labeled and the kernel
> does not understand the label differently.
>
> sid invalid_file_labels gen_context(system_u:object_r:invalid_label_t,s0)
>
> Opinions....
>
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