#!/bin/sh
# Boot from signed ISO

. /etc/functions
. /etc/config

ISO="$1"

echo '+++ Verifying ISO'
# Verify the signature on the hashes
ISOSIG="$ISO.sig"
if ! [ -r "$ISOSIG" ]; then
	ISOSIG="$ISO.asc"
fi

gpgv "$ISOSIG" "$ISO" \
	|| recovery 'ISO signature failed'

echo '+++ Mounting ISO and booting'
mount -t iso9660 -o loop $ISO /boot

ISO_FILE=${ISO:7}
DEV=$CONFIG_USB_BOOT_DEV
DEV_UUID=`blkid $DEV | tail -1 | tr " " "\n" | grep UUID | cut -d\" -f2`
ADD="fromiso=/dev/disk/by-uuid/$DEV_UUID/$ISO_FILE"

/bin/usb-select-boot /boot "$ADD"