[Libvir] [Discussion] 0/4 Implement DHCP host mappings for virtual networks

Mark McLoughlin markmc at redhat.com
Fri Feb 22 08:04:26 UTC 2008


Hi Rich,

On Thu, 2008-02-21 at 20:54 +0000, Richard W.M. Jones wrote:
> What this patch allows you to do is to create a table of IP address to
> host (defined by its hardware / MAC address) for each virtual network.
> Optionally you can also assign a hostname.  When a host starts up and
> requests an IP address through DHCP, if it is in this table then it
> gets the fixed IP address from the table and, optionally, a fixed
> hostname.
> 
> Four new API calls are added.  Two are required to list the contents
> of the mapping table.  Two more allow you to add and delete a mapping.
> 
> The mapping table is semi-permanent.  It is stored in
> /var/lib/libvirt/hosts-<networkname>.conf and survives across libvirtd
> restarts.

	Cool stuff, but why isn't this just an addition to the network's XML
definition?

Cheers,
Mark.




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