[refpolicy] Enable ftpd_connect_all_unreserved boolean by default

[dac.override@gmail.com (Dominick Grift)]

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On 03/10/2016 03:08 PM, Christopher J. PeBenito wrote:
> On 3/10/2016 9:07 AM, Dominick Grift wrote:
>> On 03/10/2016 03:05 PM, Christopher J. PeBenito wrote:
>>> On 3/10/2016 8:04 AM, Lukas Vrabec wrote:
>>>> Hi all,
>>>> 
>>>> In current selinux-policy we have two booleans related to ftp
>>>>  active/passive mode communication. Both of these booleans
>>>> are turned off by default. ftpd_use_passive_mode
>>>> (off  , off) ftpd_connect_all_unreserved    (off  ,  off)
>>>> 
>>>> In this situation, ftp daemon cannot start without changing
>>>> one of this booleans.
>>>> 
>>>> I suggest enabling "ftpd_connect_all_unreserved" boolean by 
>>>> default.
>>>> 
>>>> Your ideas?
>>>> 
>>>> 
>>>> Thank you for discussion.
>> 
>>> It sounds like there may be some port labeling problems.  The 
>>> passive mode Boolean allows TCP binding on all unreserved ports
>>> and the connect_all allows TCP connecting to all unreserved
>>> ports. (unreserved ports means 1024-65535 that are not
>>> otherwise labeled)
>> 
>> 
>> Might be related to fedoras' ephemeral_port_t?
> 
> That's a good point.  I'm looking at refpolicy.
> 

I think, but i am not sure that at anything one of the two booleans
must be set. passive mode requires binding , active mode requires
connecting. The problem is that it could be either any time. So i
think it would be reasonable to leave both off just to make no
assumptions.



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Dominick Grift
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