[libvirt] [PATCH 0/2] Add support for 'raw' block driver to Qemu JSON backend parsing code
Tomáš Golembiovský
tgolembi at redhat.com
Fri Feb 17 15:55:15 UTC 2017
Hi,
gentle reminder.
Thanks,
Tomas
On Mon, 13 Feb 2017 23:53:41 +0100
Tomáš Golembiovský <tgolembi at redhat.com> wrote:
> The raw driver is not very interesting on its own but it can be layered on top
> of other block drivers. New parameters that allow using only part of the
> underlying file/device were recently added to Qemu. This is useful e.g. to
> directly access partitions inside a disk image or disks inside an archive (like
> OVA).
>
> This feature is utilised in OVA import in virt-v2v tool where we access the
> disks directly in OVA without needing to unpack the tar archive first. After
> implementing this in virt-v2v we noticed that it does not work when libguestfs
> uses libvirt as a backend because libvirt fails with error:
>
> internal error: missing parser implementation for JSON backing volume driver 'raw'
>
> Tomáš Golembiovský (2):
> util: storage: split function for JSON backing volume parsing in two
> util: storage: add JSON backing volume parser 'raw' block driver
>
> src/util/virstoragefile.c | 51 +++++++++++++++++++++++++++++++++++++----------
> tests/virstoragetest.c | 6 ++++++
> 2 files changed, 47 insertions(+), 10 deletions(-)
>
> --
> 2.11.1
>
--
Tomáš Golembiovský <tgolembi at redhat.com>
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