mount qemu disk

mount.sh

#!/bin/sh

export O_P_W_D=$(pwd)

trap "
cd '$O_P_W_D'
pwd
echo 'cleanup...'
while ! umount root ; do sleep 1 ; done
while ! qemu-nbd --disconnect /dev/nbd0 ; do sleep 1 ; done
while ! rmmod nbd ; do sleep 1 ; done
" EXIT

set -x

while ! modprobe nbd max_part=8 ; do sleep 1; done
while ! qemu-nbd --connect=/dev/nbd0 disk1.qcow2 ; do sleep 1; done
while ! mount /dev/nbd0p1 root ; do sleep 1 ; done
cd root
pwd
bash --login -i