[Kimchi-devel] [RFC] Add support for Macvtap and Linux Bridge

[Ramon Medeiros]

On 10/15/2015 11:41 AM, Aline Manera wrote:
> Hi Ramon,
>
> From the API documentation:
>
> **URI:** /plugins/kimchi/networks
> * **POST**: Create a new Network
>     * name: The name of the Network
>     * connection: Specifies how this network should be connected to 
> the other
>                   networks visible to this host.
>         * isolated: Create a private, isolated virtual network.
>         * nat: Outgoing traffic will be routed through the host.
>         * bridge: All traffic on this network will be bridged through 
> the indicated interface.
>
> So to create a new network, the user needs to specify the network name 
> and connection.
> The current 'bridge' connection is related to macvtap.
>
> I suggest to change it to create a Linux bridge and add a new 
> connection type "macvtap" to handle the macvtap bridge.
>
> That way we don't need to add any new parameter in the API.
>
> So the API would be:
>
> # API to create a macvtap bridge
> POST /plugins/kimchi/networks {name: macvtap-bridge, connection: macvtap}
>
> # API to create a Linux bridge
> POST /plugins/kimchi/networks {name: linux-bridge, connection: bridge}
>
> What do you think about it?
>
That what i was thinking. I will start it
> Regards,
> Aline Manera
>
> On 15/10/2015 10:15, Ramon Medeiros wrote:
>> Kimchi today creates network pool using macvtap. Now, we want the 
>> user to choose if it want Linux Bridge or macvtap.
>>
>> If you want to understand the pros and cons of this features, we can 
>> see here: 
>> https://github.com/kimchi-project/kimchi/wiki/Create-guest-network
>>
>> Proposal:
>>
>> Add "mode" option when creating a network pool.
>>
>> If macvtap is choosed, keep the actual procedure.
>>
>> If bridge is choosed, create linux bridge using net commands(brctl) 
>> and create network pool pointing to the new bridge.
>>
>> Create tests for this.
>>
>

-- 

Ramon Nunes Medeiros
Kimchi Developer
Linux Technology Center Brazil
IBM Systems & Technology Group
Phone : +55 19 2132 7878
ramonn at br.ibm.com