Open Stack

Hi Marouen,

Just curious to know more on the deployment of dockers with OpenStack like:

i) Does any body deployed dockers with OpenStack?
ii) What are the common/most widely deployed applications using Dockers
containers?

Appreciate your inputs.

Regards,
Balaji.P


On Wed, Aug 27, 2014 at 8:00 PM, Marouen Mechtri <mechtri.marwen at gmail.com>
wrote:

> Hi Thiago,
>
> Yes Docker could be used to replace the virtualization layer on the
> Compute Node, it's the case if we configure Nova to use the Docker Driver.
>
> In our case, we are orchestrating Docker in OpenStack via Heat.  We used a
> VM as a docker host for many reasons :
>
>   - It is a way to economize IP addresses :
>
> If the docker host is a physical server,  every container needs a floating
> IP (to be reachable from outside).  When the docker host is a VM, we
> associate one floating IP to it and we can access to containers via binding
> ports  (@VM-floatingIP:container-binding-port).
>
>   - To achieve stronger isolation and security
>
>   - To easily integrate docker with existing VM-based management and
> monitoring tools
>
>   - We think that Docker and virtualization could also be complementary.
>
>
> Thank you for the question
> We will update the document to clarify these points.
>
>
> https://github.com/MarouenMechtri/Docker-containers-deployment-with-OpenStack-Heat
>
> Regards,
> Marouen
>
>
> 2014-08-26 21:35 GMT+02:00 Martinx - ジェームズ <thiagocmartinsc at gmail.com>:
>
> Hey Stackers! Wait!   =)
>>
>> Let me ask something...
>>
>> Why are you guys using Docker within a VM?!?! What is the point of doing
>> such thing?!
>>
>> I thought Docker was here to entirely replace the virtualization layer,
>> bringing a "bare metal-cloud", am I right?!
>>
>> Tks!
>> Thiago
>>
>>
>> On 26 August 2014 05:45, Marouen Mechtri <mechtri.marwen at gmail.com>
>> wrote:
>>
>>> Hi Angus,
>>>
>>> We are not using nova-docker driver to deploy docker containers.
>>>
>>> In our manual, we are using Heat (thanks to the docker plugin) to deploy
>>> docker containers and nova is just used to deploy VM. Inside this VM
>>> heat deploy the docker software. The figure below describes the
>>> interactions between different components.
>>>
>>> Regards,
>>> Marouen
>>>
>>>
>>>  [image: Images intégrées 1]
>>>
>>>
>>>
>>>
>>> 2014-08-26 0:13 GMT+02:00 Angus Salkeld <asalkeld at mirantis.com>:
>>>
>>> This seems misleading as there is no description on setting up
>>>> nova-docker or using the heat docker container.
>>>>
>>>> -Angus
>>>>
>>>>
>>>>
>>>> On Tue, Aug 26, 2014 at 5:56 AM, Marouen Mechtri <
>>>> mechtri.marwen at gmail.com> wrote:
>>>>
>>>>>  Hi all,
>>>>>
>>>>> I want to present you our guide for Docker containers deployment with
>>>>> OpenStack Heat.
>>>>> In this guide we dockerize and deploy a lamp application on two
>>>>> containers.
>>>>>
>>>>>
>>>>> https://github.com/MarouenMechtri/OpenStack-Heat-Installation/blob/master/Docker-containers-deployment-with-OpenStack-Heat.rst
>>>>> <https://github.com/MarouenMechtri/OpenStack-Heat-Installation/blob/master/OpenStack-Heat-Installation.rst>
>>>>>
>>>>>
>>>>> Hope it will be helpful for many people. Please let us know your
>>>>> opinion about it.
>>>>>
>>>>> Regards,
>>>>> Marouen Mechtri
>>>>>
>>>>> _______________________________________________
>>>>> OpenStack-dev mailing list
>>>>> OpenStack-dev at lists.openstack.org
>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>>>>>
>>>>>
>>>>
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>>>>
>>>
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>>
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>
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