#!/bin/sh
# Update the TUXEDO WebFAI usb stick
# the file actually moved to https://webfai.tuxedocomputers.com/webfai-current.img
# hence the -L switch on curl
# lastmod: 2024-09-08

if (test -f *.iso); then
	DATE=$(date +%Y%m%d-%H%M%S)
	FILENAME=$(ls -1 *.iso)
	BASENAME=$(basename ${FILENAME} .iso)
	BACKUPFILE=${BASENAME}.backup-$DATE.iso

	# backup old image
	echo -n "Compressing old image file witz xz..."
	xz -c ${FILENAME} > ${BACKUPFILE}.xz
	echo "done"
else
	echo "Found no iso file, no backup is made"
fi

echo -n "Downloading image file with curl..."

# download fresh image file
curl -sLO https://www.tuxedocomputers.com/webfai/webfai-nb/ipxe-stick-webfai-nb_current.iso

echo "done"