Created
September 22, 2018 04:08
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#!/bin/bash | |
IMGNAME="Fedora-Cloud-Base-28-1.1.x86_64" | |
VHDIMG="${IMGNAME}.vhd" | |
IMG="${IMGNAME}.raw" | |
XZIMG="${IMG}.xz" | |
XZIMGURL="https://download.fedoraproject.org/pub/fedora/linux/releases/28/Cloud/x86_64/images/${XZIMG}" | |
IMGSUM="b9b302ab6b7dd7143a15539c2eedff3d8a302f70e619a4e0895857fc9ad7f09d" | |
wget -nc $XZIMGURL | |
if [[ $(sha256sum $XZIMG) != $IMGSUM ]]; then | |
rm -f $XZIMG | |
wget $XZIMGURL | |
if [ $? -ne 0 ]; then | |
rm -f $XZIMG | |
exit 0 | |
fi | |
fi | |
unxz $XZIMG | |
MB=$((1024*1024)) | |
# Obtain the size of the RAW image | |
size=$(qemu-img info -f raw --output json $IMG | gawk 'match($0, /"virtual-size": ([0-9]+),/, val) {print val[1]}') | |
# Calculate the 1MB rounded size for the VHD image | |
rounded_size=$((($size/$MB + 1)*$MB)) | |
# Resize the RAW Image | |
qemu-img resize -f raw $IMG $rounded_size | |
# Convert the RAW image to VHD | |
qemu-img convert -f raw -o subformat=fixed,force_size -O vpc $IMG $VHDIMG | |
# cleanup | |
rm -rf $XZIMG |
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