Re: [PATCH 1/1] refpolicy: Do not want to transition to sysadm_t when upstart runs a shell

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On Fri, 2008-03-07 at 14:13 -0500, Christopher J. PeBenito wrote:
> On Thu, 2008-03-06 at 16:11 -0500, James Carter wrote:
> > Upstart spawns a shell during boot and, without this patch, it will
> > transition to the sysadm_t domain, but remain in the system_r role.
> > Services started by that shell will fail to start, even in permissive
> > mode, if system_u:system_r:sysadm_someservice_t is an invalid context.
> > We really don't want to be starting services from the sysadm_t domain
> > during boot.
> 
> Instead of doing this, perhaps we should switch it to positive logic?
> Its much more verbose, but its significantly clearer.  Though we're
> going to have to add a distro_rhel5 in that case.  Another option might
> be to make an init_sysvinit or init_upstart tunable.

An init_upstart tunable seems better to me.  I imagine that in the
future the use of upstart will diverge more and more from SysV and this
won't be the only difference.

> 
> > @@ -164,10 +164,12 @@
> >  ')
> >  
> >  ifndef(`distro_ubuntu',`
> > +ifndef(`distro_redhat',`
> >  	# Run the shell in the sysadm role for single-user mode.
> >  	# causes problems with upstart
> >  	userdom_shell_domtrans_sysadm(init_t)
> >  ')
> > +')
> 
-- 
James Carter <jwcart2@xxxxxxxxxxxxx>
National Security Agency


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