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#!/bin/ash
#
# SPDX-License-Identifier: GPL-3.0-or-later
run_earlyhook() {
# shellcheck disable=SC2154
# defined via initcpio's parse_cmdline()
if [ -n "${ip}" ] && [ -n "${parabolaiso_nbd_srv}" ]; then
# Module autoloading like with loop devices does not work, doing manually...
modprobe nbd 2> /dev/null
fi
}
run_hook() {
if [ -n "${ip}" ] && [ -n "${parabolaiso_nbd_srv}" ]; then
parabolaiso_nbd_srv=$(eval echo "${parabolaiso_nbd_srv}")
[ -z "${parabolaiso_nbd_name}" ] && parabolaiso_nbd_name="parabolaiso"
export mount_handler="parabolaiso_pxe_nbd_mount_handler"
fi
}
parabolaiso_pxe_nbd_mount_handler () {
newroot="${1}"
msg ":: Waiting for boot device..."
while ! poll_device /dev/nbd0 30; do
echo "ERROR: boot device didn't show up after 30 seconds..."
echo " Falling back to interactive prompt"
echo " You can try to fix the problem manually, log out when you are finished"
launch_interactive_shell
done
msg ":: Setup NBD from ${parabolaiso_nbd_srv} at /dev/nbd0"
if [ "${copytoram}" != "n" ]; then
nbd-client "${parabolaiso_nbd_srv}" -N "${parabolaiso_nbd_name}" /dev/nbd0
copytoram="y"
else
nbd-client "${parabolaiso_nbd_srv}" -N "${parabolaiso_nbd_name}" -systemd-mark -persist /dev/nbd0
fi
export parabolaisodevice=/dev/nbd0
parabolaiso_mount_handler "${newroot}"
if [ "${copytoram}" = "y" ]; then
msg ":: Disconnect NBD from ${parabolaiso_nbd_srv} at /dev/nbd0"
nbd-client -d /dev/nbd0
fi
}
# vim: set ft=sh:
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