[pve-devel] rfc : implementing a cloudinit metadata server

[Alexandre DERUMIER]

>>Also, does this method work for windows guest?

this windows cloudinit implementation

https://cloudbase.it/cloudbase-init/


support both http and configdrive methods


----- Mail original -----
De: "dietmar" <dietmar at proxmox.com>
À: "aderumier" <aderumier at odiso.com>, "pve-devel" <pve-devel at pve.proxmox.com>
Envoyé: Vendredi 1 Septembre 2017 06:35:02
Objet: Re: [pve-devel] rfc : implementing a cloudinit metadata server

> on proxmox host, we add an iptables rules like 
> 
> iptables -t nat -A PREROUTING -d 169.254.169.254/32 -p tcp -m tcp --port 80 -j 
> DNAT - to-destination <proxmoxhostip>:8006 
> 
> to redirect request to proxmox host. 
> 
> (Not sure if we need to implement a separate daemon, or reuse pveproxy and add 
> openstack endpoints) 

This would expose the API server to all guests, so I guess it would be better 
toö use a separate daemon instead. 

> Now, the tricky part, is that we need to make api responding the correct datas 
> for the correct client. 
> I don't have found how they are doing that in openstack or ec2, 
> 
> but I think it could be possible to check client macaddress in arp table from 
> the src ip 169.254.x.x, then from mac address, find vmid. 
> 
> 
> What do you think about it ? 

Sounds good, but you need to find a reliable way to detect the correct client. 

Also, does this method work for windows guest?