Re: Fwd: How to extract file context patterns from selinux module

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On 07/29/2011 09:29 AM, Stephen Smalley wrote:
> On Fri, 2011-07-29 at 08:06 -0400, Daniel J Walsh wrote:
>> Hi, could you please help me with following problem? I would like
>> to extract context patterns from a selinux module. I know there are
>> placed at the end of the module but I don't know (and didn't find)
>> the module structure. Therefore I don't know how to parse them (if
>> there are any in the module).
>> 
>> Thank you in advance Karel Srot
>> 
>> $ tail abrt.pp var/cache/abrt-di(/.*)?
>> system_u:object_r:abrt_var_cache_t:s0 /var/log/abrt-logger		--
>> system_u:object_r:abrt_var_log_t:s0 /var/run/abrt\.pid			--
>> system_u:object_r:abrt_var_run_t:s0 /var/run/abrtd?\.lock		--
>> system_u:object_r:abrt_var_run_t:s0 /var/run/abrtd?\.socket		-s
>> system_u:object_r:abrt_var_run_t:s0 /var/run/abrt(/.*)?
>> system_u:object_r:abrt_var_run_t:s0 ...
> 
> I created this program a while ago to support unpacking the .mod
> file from the .pp file, and just extended it to optionally unpack the
> .fc file as well.  If people find it useful, we could perhaps add it
> to policycoreutils.
> 
> $ gcc -lsepol -o semodule_unpackage semodule_unpackage.c $ bunzip2 -c
> /usr/share/selinux/targeted/apache.pp.bz2 > apache.pp $
> semodule_unpackage apache.pp apache.mod apache.fc $ cat apache.fc
> 
Seems like something we should add to libselinux utils.
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