Dunno..last time I checked, Ubuntu 10.04 did not have an "out-of-the-box" guestfish.
Has this changed? On 4/21/12 12:52 PM, "David Nalley" <[email protected]> wrote: >On Sat, Apr 21, 2012 at 7:50 AM, Wido den Hollander <[email protected]> >wrote: >> Hi, >> >> I'm not a big fan of all the bash scripts which are being called on KVM >> system for deploying the System VM's. >> >> They try to mount the guest, inject data (like SSH keys) and then >>continue >> the boot process of the guest. >> >> It's something I don't like and I think libguestfs [0] can help here. >> >> With guestfish [1] you can access the VM and modify its filesystem: >> >> guestfish <<_EOF_ >> add disk.img >> run >> mount /dev/vda1 / >> write-append /root/.ssh/authorized_keys "ssh-rsa XXXXXX...." >> _EOF_ >> >> Imho this would be a much cleaner way to modify the System VM's without >> having to set up loop devices, mount them, etc, etc. >> >> The nice thing with libguestfs is that you can access the VM's while >>they >> are running (use with caution!), so that gives you much more >>flexibility! >> >> There is a native C API, but there also seem to be Java bindings [2], so >> that could make it much cleaner to integrate into CloudStack. >> >> libguestfs also seems to be present in Fedora [3] and in RHEL 6, so that >> shouldn't be a problem. >> >> Searching the web showed me some reports of libguestfs and CloudStack, >>but >> browsing the code I found no reference to this. >> >> Something worth looking at I think? >> >> Wido >> >> [0]: http://libguestfs.org/ >> [1]: http://libguestfs.org/guestfish.1.html >> [2]: http://libguestfs.org/guestfs-java.3.html >> [3]: https://fedoraproject.org/wiki/Features/libguestfs > >Yes please - guestfish would likely make this far more efficient all >the way around. > >--David (whose opinion doesn't matter much because I don't maintain >the systemvms :) )
