[refpolicy] nginx policy

[domg472@gmail.com (Dominick Grift)]

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On 03/18/2011 11:41 AM, Mossburg wrote:
> On Mon, Mar 14, 2011 at 11:58 AM, Mossburg <mossburg79@gmail.com> wrote:
>>>>> On 03/14/2011 10:07 AM, Mossburg wrote:
>>>>>> I'm currently trying to write a policy for the nginx webserver.
>>>>>
>>>>> It is probably better to make this webserver run in the httpd_t domain.
>>>>
>>>> It was my first idea but i didn't if it was a good idea to use an
>>>> existing policy, written for a specific process.
>>>>
>>>>> That means that you would have to add file context specifications for
>>>>> some files included with the nginx package:
>>>>>
>>>>> its executable file, configuration file, pid file, log, lib and init
>>>>> script file.
>>>>
>>>> To make it permanent i would have to write a policy only with a .fc file ?
>>>>
>>>>> You did not include your nginx.fc file and so i cannot suggest these
>>>>> changes.
>>>>
>>>> # nginx executable will have:
>>>> # label: system_u:object_r:nginx_exec_t
>>>> # MLS sensitivity: s0
>>>> # MCS categories: <none>
>>>>
>>>> /usr/sbin/nginx               --      gen_context(system_u:object_r:nginx_exec_t,s0)
>>>
>>> to test (temporary label)
>>> chcon -t httpd_exec_t /usr/sbin/nginx
>>>
>>> to make it permanent locally
>>> semanage fcontext -a -t httpd_exec_t /usr/sbin/nginx
>>>
>>>> /var/run/nginx.pid            gen_context(system_u:object_r:nginx_var_run_t,s0)
>>>
>>> semanage fcontext -a -t httpd_var_run_t /var/run/nginx.pid
>>>
>>>> /var/log/nginx(/.*)?          gen_context(system_u:object_r:nginx_var_log_t,s0)
>>>
>>> to test (temporary label)
>>>
>>> chcon -R -t httpd_log_t /var/log/nginx
>>>
>>> to make permanent locally
>>>
>>> semanage fcontext -a -t httpd_log_t "/var/log/nginx(/.*)?"
>>>
>>>> /var/lib/nginx(/.*)?          gen_context(system_u:object_r:nginx_var_lib_t,s0)
>>>
>>> chcon -R -t httpd_var_lib_t /var/lib/nginx
>>>
>>> semanage fcontext -a -t httpd_var_lib_t "/var/lib/nginx(/.*)?"
>>>
>>>> /etc/nginx(/.*)?                      gen_context(system_u:object_r:nginx_conf_t,s0)
>>>
>>> chcon -R -t httpd_config_t /etc/nginx
>>>
>>> semanage fcontext -a -t httpd_config_t "/etc/nginx(/.*)?"
>>>
>>> use existing apache locations/types:
>>>
>>> default system webroot:
>>>
>>> /var/www
>>>
>>>
>>> you can also just add the above fc specs to a .fc file (you may need to
>>> require the types used in the fc file in your te file)
>>>
>>> Instead i would just use chcon or semanage fcontext plus restorecon.
>>> Once you confirmed that it works, you can suggest your changes upstream
>>> so that Fedora /refpolicy can make the changes to the apache module.
> 
> 
> Hi Dominick,
> 
> What you suggested seems to work. Thanks again for your help.
> How can i suggest this changes upstream ?
> 

I have submitted a patch upstream here:

http://oss.tresys.com/pipermail/refpolicy/2011-March/004135.html

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