[Libguestfs] err from guestfs_launch

[Skippy VonDrake]

On Mon, Dec 31, 2012 at 5:46 PM, Skippy VonDrake
<skippyvondrake at gmail.com> wrote:
> This error is with libguestfs 1.20.
> Calling guestfs_launch() with tracing on:
>
> supermin helper [00065ms] finished creating appliance
> libguestfs: checksum of existing appliance:
> 2bd6811426e14b6fb661b4d52cebd6c21a41df1a068e8acf6a7a08e3b3bd4ada
> libguestfs: trace: get_cachedir
> libguestfs: trace: get_cachedir = "/var/tmp"
> libguestfs: [00071ms] begin building supermin appliance
> libguestfs: trace: get_cachedir
> libguestfs: trace: get_cachedir = "/var/tmp"
> libguestfs: [00071ms] run febootstrap-supermin-helper
> libguestfs: command: run: febootstrap-supermin-helper
> libguestfs: command: run: \ --verbose
> libguestfs: command: run: \ --copy-kernel
> libguestfs: command: run: \ -f ext2
> libguestfs: command: run: \ /usr/local/lib/guestfs/supermin.d
> libguestfs: command: run: \ x86_64
> libguestfs: command: run: \ /var/tmp/guestfs.lQs0RL/kernel
> libguestfs: command: run: \ /var/tmp/guestfs.lQs0RL/initrd
> libguestfs: command: run: \ /var/tmp/guestfs.lQs0RL/root
> febootstrap-supermin-helper: unrecognized option '--copy-kernel'
> febootstrap-supermin-helper: build the supermin appliance on the fly
>
> Usage:
>   febootstrap-supermin-helper [-options] inputs [...] host_cpu kernel initrd
> <snip>
>
> Same code works on a different system.  Both systems are Ubuntu 12.04.

I forgot that on Ubuntu Precise febootstrap is only at 3.16.
Installed from source febootstrap 3.20 and all works fine now.
libguestfs README requirements includes:  febootstrap >= 3.20