[lxc-users] Cannot create a macvlan private bridge on lx

Anjali Kulkarni anjali at juniper.net
Wed Aug 13 17:25:22 UTC 2014


Thanks - is there any way to do a private bridge between a VM and a
container, so that they can communicate? What's the use case of using
macvlan on a real nic?

Anjali

On 8/13/14 9:35 AM, "Serge Hallyn" <serge.hallyn at ubuntu.com> wrote:

>You can't do macvlan on a bridge.  It has to be done on an real
>physical nic.
>
>Quoting Anjali Kulkarni (anjali at juniper.net):
>> 
>> Hi,
>> 
>> We are trying to have a VM and a container ping each other via a private
>> bridge (not going through host) via macvlan interface. A bridge, lxcbr1
>>is
>> already created and contains a link from VM, and we want to add
>>container
>> to it as well. 
>> To do that, on adding the foll. config to a container, the error shown
>> below is seen, and tips about how to fix this issue?
>> 
>> Config:
>> lxc.network.type = macvlan
>> lxc.network.macvlan.mode = bridge
>> lxc.network.flags = down
>> lxc.network.name = eth0
>> lxc.network.link = lxcbr1
>> lxc.network.ipv4 = 1.1.1.1/24
>> 
>> 
>> Error seen:
>> lxc-start: failed to move 'lxcbr1' to the container : Invalid argument
>> lxc-start: failed to create the configured network
>> lxc-start: failed to spawn 'test'
>> lxc-start: The container failed to start.
>> lxc-start: Additional information can be obtained by setting the
>>--logfile
>> and --log-priority options.
>> 
>> Thanks
>> Anjali
>> 
>> 
>> 
>> 
>> 
>> 
>> _______________________________________________
>> lxc-users mailing list
>> lxc-users at lists.linuxcontainers.org
>> http://lists.linuxcontainers.org/listinfo/lxc-users
>_______________________________________________
>lxc-users mailing list
>lxc-users at lists.linuxcontainers.org
>http://lists.linuxcontainers.org/listinfo/lxc-users



More information about the lxc-users mailing list