On 10/11/19 1:13 PM, Alexandre DERUMIER wrote: >>> Sorry, I did not had time to give this a proper check and it looks to start >>> getting serious so I did not wanted to wave this through. If then something >>> was off it would be much more work to fix/change it later on.. > > No problem, It was just to be sure that it wasn't lost in the mailing. > > > >>> There are now quite a few plugins, (possible) involved daemons and >>> technologies here.. > yes. I have added a demo plugin for faucet (an sdn for ovs). It's not fully > working, but it was more to see if the plugin implementation could match with > differents sdn technos. > > >>> Would you, Alexandre, mind writing up in short what different technologies >>> for >>> which purpose/reason SDN has now or will gain soon and what implementations >>> are >>> used or planned to? That would be great, as currently I'm missing a bit the >>> bigger picture, and that should be quite clear to be sure we're going in >>> the >>> right direction.. > > yes sure. > > Currently, I'm focusing on linux bridge, with vlan && vxlan. > > The basic plugins are without sdn controller. (so layer2, no routing): > > vlan > ----- > - vlan is classic vlan, but be able to define vmbr/vnet at datacenter level. > so we'll be able to add permission on them. (That's really missing currently, > if we want to give > access to customer to some speficic vlans). > > vxlan > ----- > vxlan:(unicast|multicast) is like vlan, but with tunneling over ip. (layer2, > no routing) > > > vxlan(bgp-evpn) is where we have a "real" sdn, with a controller. That's mean > no arp flood, > the controller (frr router here), exchange through bgp the mac/ip of the vms > to differents hosts. > And it's also possible to have anycast gateway (each host, have same ip on > vmbr, which is the gateway > of the vm). > For external connectivity,basic bgp routing and static routing is implemented > too. > > (Our usecase at work, is 3 datacenters with a shared proxmox cluster/ceph > where we can move vm across dc, keeping the same gateway) > > That's the basic. > (I think it's almost complete, maybe need to code cleanup, and I need to > implement api permissions too) >
OK, thanks for the write up. I'll try to give this series a look the next days. If something holds you up on continuing ping me and I'll try to give it more priority. thanks! _______________________________________________ pve-devel mailing list pve-devel@pve.proxmox.com https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
