[Libguestfs] libguestfs on Ubuntu 10.04 LTS (was: Re: appliance VM won't start, can't find /init, but /init is in the image.)

[David Konerding]

On Thu, Sep 1, 2011 at 5:21 AM, Richard W.M. Jones <rjones at redhat.com>wrote:

> David,
>
> Better late than never ...  I have fixed all the problems with the
> Ubuntu 10.04 LTS build, and libguestfs works and passes the testsuite.
>
>
Great!


> There were several problems stopping this.  As you diagnosed,
> 'apt-cache depends --recurse' is simply broken in this version of
> Ubuntu.  I first tried to backport the newer version, but it has far
> too many dependencies that would also have to be updated.  Instead I
> pushed a workaround into febootstrap:
>
>
> http://git.annexia.org/?p=febootstrap.git;a=commitdiff;h=e4c7daf8bcdcf094719b3169ed79aece64a933bd
>
> http://git.annexia.org/?p=febootstrap.git;a=commitdiff;h=72101b100aa33b0b9879f9b18edfdd88c1aa2755
>
> http://git.annexia.org/?p=febootstrap.git;a=commitdiff;h=3ac623701e5fe5ce94b22b4f40f72ee0161d5184
>
>
Thanks.


> Also, as you were very close to diagnosing, there were a few problems
> with the appliance init script.  This version of Ubuntu does not
> create a /sys directory, so mounting /sys failed, and that caused a
> cascade of other failures.  The fix is simple:
>
>
> http://git.annexia.org/?p=libguestfs.git;a=commitdiff;h=5b012024c49672cc69635ff01f9b9e4f87de1c65
>
> Ubuntu has an old version of gettext, so you need to apply a patch to
> po/Makefile.in.in (patch not upstream, attached).
>
> udev is too old.  Even with fixed udev rules for creating
> virtio-serial ports, the symlinks aren't being created.  Instead of
> trying to work out why this was, I just hacked the daemon to look for
> the port directly (patch not upstream, attached).
>
> Those were the code changes.
>
> I also had to manually backport and build the following packages from
> oneiric:
>
> - hivex_1.2.7-1build1 [not strictly required]
> - qemu-kvm_0.14.1+noroms-0ubuntu3
> - vgabios_0.6c-2ubuntu3
>
> I also had to install linux-image-2.6.38-10-server from lucid-updates,
> and fix the broken permissions, see
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/759725 .
>
> With all that lot, it works and passes the test suite.
>
> I'm going to put some proper instructions and sources and binaries on
> the website later.
>
>
Thanks.  unfortunately, I can't (by security policy) install unapproved
packages on my system (even if they are backported).  I did build hivex and
qemu-kvm from scratch on my machine previously.

If I want to go forward with testing this, should I just go to your git HEAD
and live there?

Dave

> Rich.
>
> --
> Richard Jones, Virtualization Group, Red Hat
> http://people.redhat.com/~rjones
> virt-df lists disk usage of guests without needing to install any
> software inside the virtual machine.  Supports Linux and Windows.
> http://et.redhat.com/~rjones/virt-df/
>
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