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|
#!/usr/bin/env bash
SYSTEM=$(uname -s)
size="1024M"
nvme_disk="/var/lib/libvirt/images/nvme_disk.img"
type="nvme"
function usage() {
echo "Usage: ${0##*/} [-s <disk_size>] [-n <backing file name>]"
echo "-s <disk_size> with postfix e.g. 2G default: 1024M"
echo " for OCSSD default: 9G"
echo "-n <backing file name> backing file path with name"
echo " default: /var/lib/libvirt/images/nvme_disk.img"
echo "-t <type> default: nvme available: ocssd"
}
while getopts "s:n:t:h-:" opt; do
case "${opt}" in
-)
echo " Invalid argument: $OPTARG"
usage
exit 1
;;
s)
size=$OPTARG
;;
n)
nvme_disk=$OPTARG
;;
t)
type=$OPTARG
;;
h)
usage
exit 0
;;
*)
echo " Invalid argument: $OPTARG"
usage
exit 1
;;
esac
done
if [ ! "${SYSTEM}" = "FreeBSD" ]; then
WHICH_OS=$(lsb_release -i | awk '{print $3}')
case $type in
"nvme")
qemu-img create -f raw $nvme_disk $size
;;
"ocssd")
if [ $size == "1024M" ]; then
size="9G"
fi
fallocate -l $size $nvme_disk
touch ${nvme_disk}_ocssd_md
;;
*)
echo "We support only nvme and ocssd disks types"
exit 1
;;
esac
#Change SE Policy on Fedora
if [ $WHICH_OS == "Fedora" ]; then
sudo chcon -t svirt_image_t $nvme_disk
fi
chmod 777 $nvme_disk
if [ $WHICH_OS == "Fedora" ]; then
chown qemu:qemu $nvme_disk
elif [ $WHICH_OS == "Ubuntu" ]; then
chown libvirt-qemu:kvm $nvme_disk
else
# That's just a wild guess for now
# TODO: needs improvement for other distros
chown libvirt-qemu:kvm $nvme_disk
fi
fi
|
