On Sat, Jan 14, 2012 at 5:49 AM, Ryan Harper <ry...@us.ibm.com> wrote:
> We can test out the virtio-blk drive serial number by generating and then
> reading it back via the file in sysfs.
>
> Signed-off-by: Ryan Harper <ry...@us.ibm.com>
> ---
> tests/virtio-blk-drive-serial.sh | 40
> ++++++++++++++++++++++++++++++++++++++
> 1 files changed, 40 insertions(+), 0 deletions(-)
> create mode 100755 tests/virtio-blk-drive-serial.sh
>
> diff --git a/tests/virtio-blk-drive-serial.sh
> b/tests/virtio-blk-drive-serial.sh
> new file mode 100755
> index 0000000..0586f97
> --- /dev/null
> +++ b/tests/virtio-blk-drive-serial.sh
> @@ -0,0 +1,40 @@
> +#!/bin/sh
> +
> +serial="0123456789abcdefghi"
> +
> +in_host() {
> + tmpdisk=$tmpdir/disk.img
> + qemu-img create -f qcow2 $tmpdisk 10G
> +
> + qemu -nographic -enable-kvm \
> + -drive
> file=$tmpdisk,if=none,id=drive-virtio-disk0,format=raw,cache=none,serial=$serial
> \
> + -device
> virtio-blk-pci,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0
> + rc=$?
> +
> + rm $tmpdisk
> + return $rc
> +}
> +
> +in_guest() {
> + sysfspath=/sys/block/vda
> + if ! test -e $sysfspath; then
> + echo "Device not visible!"
> + return 1
> + fi
> +
> + guest_serial=`cat $sysfspath/serial`
> +
> + if test "$guest_serial" != "$serial"; then
> + echo "drive has wrong serial!"
> + echo "Expected '$serial', got '$guest_serial'"
> + return 2
> + fi
> +
> + return 0
> +}
How will you make in_guest() run in that guest system?
> +
> +if test $QEMU_TEST; then
> + in_host
> +else
> + in_guest
> +fi
> --
> 1.7.6
>
>
--
Regards,
Zhi Yong Wu
