From: cpebenito@tresys.com (Christopher J. PeBenito)
Date: Wed, 14 Apr 2010 14:41:46 -0400
Subject: [refpolicy] [ munin patch 1/1] Run munin with full mcs range if
 mcs is enabled.
In-Reply-To: <20100413204243.GA15930@localhost.localdomain>
References: <20100413204243.GA15930@localhost.localdomain>
Message-ID: <1271270506.19154.3.camel@gorn>
To: refpolicy@oss.tresys.com
List-Id: refpolicy.oss.tresys.com

On Tue, 2010-04-13 at 22:42 +0200, Dominick Grift wrote:
> Example:
> avc:  denied  { ioctl } for  pid=3774 comm="grep" path="/proc/1564/status" dev=proc ino=21569 scontext=system_u:system_r:munin_t:s0 tcontext=system_u:system_r:cupsd_t:s0-s0:c0.c1023 tclass=file

I'm not sure why you would get this.  The constraint is:

mlsconstrain file { read ioctl lock execute execute_no_trans }
        (( h1 dom h2 ) or ( t1 == mcsreadall ) or ( t2 == domain ));

and t2 is cupsd_t, which is a domain.  

> Signed-off-by: Dominick Grift <domg472@gmail.com>
> ---
> :100644 100644 9991b78... c407dc1... M	policy/modules/services/munin.te
>  policy/modules/services/munin.te |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/policy/modules/services/munin.te b/policy/modules/services/munin.te
> index 9991b78..c407dc1 100644
> --- a/policy/modules/services/munin.te
> +++ b/policy/modules/services/munin.te
> @@ -28,6 +28,9 @@ files_type(munin_var_lib_t)
>  type munin_var_run_t alias lrrd_var_run_t;
>  files_pid_file(munin_var_run_t)
>  
> +ifdef(`enable_mcs',` init_ranged_daemon_domain(munin_t, munin_exec_t, s0 - mcs_systemhigh)
> +')
> +
>  ########################################
>  #
>  # Local policy
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-- 
Chris PeBenito
Tresys Technology, LLC
(410) 290-1411 x150