#!/bin/sh
# Univention SSL
#  fetch certificate from Primary Directory Node
#
# SPDX-FileCopyrightText: 2019-2026 Univention GmbH
# SPDX-License-Identifier: AGPL-3.0-only

set -e -u

# shellcheck source=/dev/null
. /usr/share/univention-lib/all.sh

certname="${1:?No certificate name set}"
dcname="${2:?No dc name set}"

command -v univention-scp >/dev/null 2>&1 ||
	die "Couldn't download host certificate, univention-scp was not found"

eval "$(ucr shell domainname server/role hostname)"

echo -n "Download host certificate for $certname:"
hostpwd="/etc/machine.secret"
[ -s "$hostpwd" ] ||
	die "Missing $hostpwd"

hostaccount="${hostname:?}\$"
counter=0
while [ "$counter" -le 30 ]
do
	counter=$((counter+1))

	if [ "${server_role:-}" != "domaincontroller_master" ]; then
		univention-scp "$hostpwd" -r \
			"$hostaccount@$dcname:/etc/univention/ssl/$certname" \
			"$hostaccount@$dcname:/etc/univention/ssl/$certname.${domainname:?}" \
			/etc/univention/ssl/ || :
	fi

	[ -d "/etc/univention/ssl/$certname" ] &&
		[ -d "/etc/univention/ssl/$certname.$domainname" ] &&
		exit 0

	echo -n "."
	sleep 20
done

die "failed to get host certificate"
