#!/bin/bash
#
# This script configures the udhcpc-based DHCP service for
# within stage4, unless specifically disabled by SLX_STAGE4_DHCP

. /etc/openslx
[ -n "$SLX_STAGE4_DHCP" ] || exit 0

for script in setup-bootif-network udhcpc-trigger; do
	if [ -e "${NEWROOT}/opt/openslx/scripts/${script}" ]; then
		mv "${NEWROOT}/opt/openslx/scripts/${script}"{,.stage4}
	fi
	cp -f "/opt/openslx/scripts/${script}.stage4" \
		"${NEWROOT}/opt/openslx/scripts/${script}"
done

# copy udhcpc@ systemd service, backup existing ones for debugging
mkdir -p "${NEWROOT}/etc/systemd/system"
cp -f "/opt/openslx/services/udhcpc-bootif.service" "${NEWROOT}/etc/systemd/system"

# it requires /run/network
echo 'd /run/network 0755 root root' > "${NEWROOT}/etc/tmpfiles.d/network.conf"

# activate it for the bridge or the physical interface if not bridged
systemctl --quiet --root "$NEWROOT" enable "udhcpc-bootif"