live-bootstrap/steps/improve/after.sh

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#!/bin/sh
#
# SPDX-FileCopyrightText: 2024 Gábor Stefanik <netrolller.3d@gmail.com>
# SPDX-FileCopyrightText: 2025 Dor Askayo <dor.askayo@gmail.com>
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
# After bootstrap, drop to a shell if needed, then shut down cleanly.
. /steps/bootstrap.cfg
. /steps/env
if [ -d /steps/after ]; then
after_scripts=$(find /steps/after -maxdepth 1 -type f -name '*.sh' -printf '%f\t%p\n' | sort -k1 -n | cut -f2)
for script in $after_scripts; do
bash "$script"
done
fi
extra_builds="${EXTRA_BUILDS:-}"
if [ -n "${extra_builds}" ]; then
old_ifs="${IFS}"
IFS=','
for extra_build in ${extra_builds}; do
[ -n "${extra_build}" ] || continue
extra_manifest="/steps-${extra_build}/manifest"
if [ ! -f "${extra_manifest}" ]; then
echo "EXTRA_BUILDS includes '${extra_build}' but ${extra_manifest} is missing." >&2
IFS="${old_ifs}"
exit 1
fi
/script-generator "${extra_manifest}" /steps
bash "/steps-${extra_build}/0.sh"
done
IFS="${old_ifs}"
fi
if [ "${INTERACTIVE}" = True ]; then
env - PATH=${PREFIX}/bin PS1="\w # " setsid openvt -fec1 -- bash -i
fi
if [ "${CHROOT}" = False ]; then
# ignore errors due to fstab or swapfile not existing
swapoff -a &> /dev/null || true
sync
# sysrq to avoid device busy; then mount to wait for it to finish
echo u > /proc/sysrq-trigger
mount -o remount,ro /
echo o > /proc/sysrq-trigger # power off
while true; do sleep 1; done
fi