Re: [Qemu-devel] qemu-img qcow and raw format

[Gildas <gildas.ml@gmail.com>]

Creating a temp file maybe?

Cheers,
Gildas

2007/4/12, Francois Visconte <francois.visconte@inria.fr>:
> Hello,
>
> I'm currently developing an OS deployment tool similar to G4U (ghost for
> unix).
> This is a very basic tool
>   - boot an initrd
>   - configure network
>   - ssh deployment-server "cat image.dd"  > /dev/sda
>   - reboot
>
>
> I'm using qemu to test my initrd and deployment tool and i would like
> replace my raw image format with qcow images (size/compression and crypto)
>
>   - ssh deployment-server "cat image.qcow" | qemu-img - -O raw /dev/sda
>
> The problem is qemu-img can't read from stdin, so i tried :
>
>   - mkfifo deploy-in.fifo
>   - qemu-img convert deploy-in.fifo -O raw /dev/sda
>   - ssh deployment-server "cat image.qcow" > deploy-in.fifo
>     qemu-img: Could not open 'deploy-in.fifo'
>
>
> Is there any way to achieve this goal ?
>
>
> Cheers,
> François Visconte
>
>
>
>
>