SE Linux installer changes needed - was Re: /etc/ld.so.cache and FC4T3

Russell Coker russell at coker.com.au
Tue May 17 04:05:29 UTC 2005


On Tuesday 17 May 2005 05:35, Jeremy Katz <katzj at redhat.com> wrote:
> On Mon, 2005-05-16 at 01:06 +1000, Russell Coker wrote:
> > The domain anaconda_t seems to be unused (we should probably just delete
> > anaconda.te).  The installation process runs all initial programs from an
> > initrd (gzip compressed cpio file).  cpio has no support for SE Linux
> > labels so no domain transitions occur and everything runs in kernel_t. 
> > Everything that's not in an initrd is in a cramfs file system (which also
> > has no support for SE Linux labelling).  This means that created files
> > get the type of the directory - etc_t in the case of /etc/ld.so.cache.
>
> We never used label'ing of things in the initrd when it was an ext2
> image.  The loader explicitly sets the exec context before running
> anaconda to be system_u:object_r:anaconda_t if policy doesn't fail to
> load.  Look in /tmp/anaconda.log (or tty3) for errors about loading the
> policy or setting the context.

That's an invalid context.  The correct value should be 
system_u:system_r:anaconda_t.  The role object_r is only suitable for files 
on disk.  The kernel does allow setting it though.

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