[pve-devel] pvefw: using ctmark to associacte connections to VMs

Alexandre DERUMIER aderumier at odiso.com
Sun Mar 2 18:09:51 CET 2014


>>Bu t i just noticed that we need 2 different marks, because we can traffic 
>>from VM1 to VM2. So we need 2 marks/zones? 

Yes, in 1line conntrack line, you have in/out. not sure how to implemented that, as they are only 1 mark or 1 zone field.


----- Mail original ----- 

De: "Dietmar Maurer" <dietmar at proxmox.com> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: pve-devel at pve.proxmox.com 
Envoyé: Dimanche 2 Mars 2014 09:07:19 
Objet: RE: [pve-devel] pvefw: using ctmark to associacte connections to VMs 

Thanks for that link. 

Bu t i just noticed that we need 2 different marks, because we can traffic 
from VM1 to VM2. So we need 2 marks/zones? 

> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5 
> d0aa2ccd4699a01cfdf14886191c249d7b45a01 
> 
> netfilter: nf_conntrack: add support for "conntrack zones" 
> Normally, each connection needs a unique identity. Conntrack zones allow 
> to specify a numerical zone using the CT target, connections in different 
> zones can use the same identity. 



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