[Libguestfs] [PATCH 1/2] appliance: Use dhclient instead of hard-coding IP address of appliance.
Daniel P. Berrange
berrange at redhat.com
Wed Oct 1 16:20:28 UTC 2014
On Tue, Sep 30, 2014 at 04:44:04PM +0100, Richard W.M. Jones wrote:
> qemu in SLIRP mode offers DHCP services to the appliance. We don't
> use them, but use a fixed IP address intead. This changes the
> appliance to get its IP address using DHCP.
> Note: This is only used when the network is enabled. dhclient is
> somewhat slower, but the penalty (a few seconds) is only paid for
> network users. We could consider using the faster systemd dhcp client
Little known fact - the kernel has a built-in DHCP server.
I wonder if it is possible to use 'ip=dhcp' as a kernel boot
arg ? Apparently the kernel provides a /proc/net/pnp file which
you'd symlink to /etc/resolv.conf for DNS setup.
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