[openstack-dev] [Congress] Policy Enforcement logic

Jay Lau jay.lau.513 at gmail.com
Thu Aug 21 22:02:29 UTC 2014


Hi Tim,

That's great! Does the tutorial is uploaded to Gerrit for review?

Thanks.


2014-08-21 23:56 GMT+08:00 Tim Hinrichs <thinrichs at vmware.com>:

>  Hi Jay,
>
>  We have a tutorial in review right now.  It should be merged in a couple
> of days.  Thanks for the suggestion!
>
>  Tim
>
>
>  On Aug 21, 2014, at 7:54 AM, Jay Lau <jay.lau.513 at gmail.com> wrote:
>
>  I know that Congress is still under development, but it is better that
> it can provide some info for "How to use it" just like docker
> https://wiki.openstack.org/wiki/Docker , this might attract more people
> contributing to it.
>
>
> 2014-08-21 22:07 GMT+08:00 Madhu Mohan <mmohan at mvista.com>:
>
>>     Hi,
>>
>>  I am quite new to the Congress and Openstack as well and this question
>> may seem very trivial and basic.
>>
>> I am trying to figure out the policy enforcement logic,
>>
>>  Can some body help me understand how exactly, a policy enforcement
>> action is taken.
>>
>>  From the example policy there is an action defined as:
>>
>>
>>
>> *action("disconnect_network") nova:network-(vm, network) :-
>> disconnect_network(vm, network) *
>>  I assume that this statement when applied would translate to deletion of
>> entry in the database.
>>
>>  But, how does this affect the actual setup (i.e) How is this database
>> update translated to actual disconnection of the VM from the network.
>>  How does nova know that it has to disconnect the VM from the network ?
>>
>>  Thanks and Regards,
>>  Madhu Mohan
>>
>>
>>
>>
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>>
>>
>
>
> --
>  Thanks,
>
>  Jay
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>
>
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>


-- 
Thanks,

Jay
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