Re: [Libguestfs] --rbd volume access--

Richard W.M. Jones
Thu, 13 Mar 2014 12:15:05 -0000

On Thu, Mar 13, 2014 at 03:06:17PM +0500, Shumaila Naeem
wrote:
>
http://rwmj.wordpress.com/2013/03/12/accessing-ceph-rbd-sheepdog-etc-using-libguestfs/#comment-8806
> I came across this link and  and i was able to retrieve the rbd image.
>
> $ guestfish
> ><fs> set-attach-method appliance
> ><fs> add-drive /dev/null
> ><fs> config -set drive.hd0.file=rbd:pool/volume
> ><fs> run
>  I was able to retrieve file from rbd image using the above method.
>
> Would you please let know how to do this in a single command line. I am
> getting the following error
>
> guestfish add /dev/null : config -set
> drive.hd0.file=rbd:ssd-clonetest-rule5/fullclone.img : run :
list-partitions
> guestfish: invalid option -- 's'
> Try `guestfish -help' for more information.

Use 'guestfish --', ie:

guestfish -- add /dev/null [etc]

> anything I m doing wrong here.
>
> I am using CentOS 6.4 2.6.32-358.6.2.el6.x86_64
> qemu:
>
> qemu-kvm-0.12.1.2-2.415.el6.3ceph.x86_64
> qemu-kvm-tools-0.12.1.2-2.415.el6.3ceph.x86_64
>
> guestfs:
>
> libguestfs-tools-c-1.20.11-2.el6.x86_64
> libguestfs-tools-1.20.11-2.el6.x86_64
> libguestfs-1.20.11-2.el6.x86_64
> libguestfs-winsupport-1.0-7.el6.x86_64

However I'd definitely recommend trying newer versions of libguestfs,
since they support rbd transparently.

Rich.

--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming blog: http://rwmj.wordpress.com
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