#!/bin/sh

PREREQ=""

prereqs()
{
       echo "$PREREQ"
}

case $1 in
# get pre-requisites
prereqs)
       prereqs
       exit 0
       ;;
esac

# Disable bounding mount points to sr0 device
# As there is no way to make sr0 be active&plugged on cold boot
# Thus systemd always tries to unmount cdrom.mount even before udev
# coldplug got processed
sed -i '/SYSTEMD_MOUNT_DEVICE_BOUND/d' /lib/udev/rules.d/60-cdrom_id.rules /root/lib/udev/rules.d/60-cdrom_id.rules

# Correct udevadm settings
[ -e /dev/sr0 ] && udevadm trigger /dev/sr0
# Make cdrom.mount not have defaultdependencies, thus it should not be
# unmounted on shutdown. And make sure that it is ordered after
# casper.service, to not be unmounted before casper service shows the
# RIM & Reboot message.

## Seems to fail autopkgtests, revert back to ln -s /dev/null for now.
# And we specify BindsTo= to nothing, again, despite udev rule, as it
# is not enough on the server iso for some reason. Weird.
#cat <<EOF >/root/lib/systemd/system/cdrom.mount
#[Unit]
#DefaultDependencies=no
#After=casper.service
#BindsTo=

#[Mount]
#Where=/cdrom
#What=/dev/sr0
#LazyUnmount=yes
#EOF

ln -s /dev/null /root/lib/systemd/system/cdrom.mount