Re: SELinux and Shorewall with IPSets

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On 06/27/2010 08:04 PM, Mr Dash Four wrote:
> 
>> On 06/27/2010 06:40 PM, Mr Dash Four wrote:
>>
>>   
>>> I have two more queries though - if I want to use this module (the .pp 
>>> file) on a system which is built from a ks file (using standard 
>>> kickstart tools) do I just copy myshorewall.pp to 
>>> /etc/selinux/targeted/modules/active/modules on the target system in 
>>> order to use this module? Would that be enough?
>>>     
>>
>> You cannot simply copy it (need to install it (semodule -i). But you can
>> use a single binary presentation on most selinux enabled system (e.g.
>> deploy the single myshorewall.pp to various similar configured systems.)
>>   
> Does that mean if the policy is compiled on i686-based machine it can 
> then run/be deployed on a x86_64 and visa versa?

Yes policy is arch-independent.

> Also, does semodule need to have a running SELinux as I need to deploy 
> this module on a Linux system (image) which does NOT have SELinux 
> running (yet)?

Not sure, try it out.

> In other words, if I issue this command in chroot-ed environment would 
> that be enough? The "%post" section of the kickstart file does just that 
> - it chroots to the image as it has been built and from there I can do 
> whatever I like on the actual image, though this is not a running system 
> - i.e. SELinux on that system is not loaded! If that is possible and if 
> I run on different architectures (say the image is for x86_64 and the 
> machine on which the image is built is i686) would it matter?

The policy is arch-independent but i am not sure if it can be installed
on a system that has no selinux enabled. I think it is possible but i am
not sure.

You will still have the issue that you would have to relabel the
filesystem on each boot though.


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