Re: is there a validation mechanism or tool for SELinux policy configuration?

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On 08/29/2013 12:59 PM, James Carter wrote:
> On 08/29/2013 09:15 AM, solomon wrote:
>> hi,
>> I am trying to relate the SELinux policy configuration rules and their
>> corresponding implementations inside the SELinux module of linux kernel
>> source code. Is there anytool out there that can automate the whole
>> process
>> of such validation for me?
> 
> I am not sure what you are asking.
> 
> If you are asking if there is a way to verify that the policy loaded
> into the kernel is the same as a particular source policy, then the
> answer is yes.
> 1) Build the source policy
> 2) cat /sys/fs/selinux/policy > kernel.bin
> 3) sediff source.bin \; kernel.bin > results
> 
> If you are asking if there is a way to validate whether the kernel
> correctly enforces the policy, then I don't know. There used to be a
> test suite for SELinux that tested the kernel's enforcement of the
> various classes and permissions, but I don't know what the status of it is.

The SELinux kernel testsuite is available from:
git clone git://git.selinuxproject.org/~serge/selinux-testsuite

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