#!/bin/sh # SPDX-License-Identifier: GPL-3.0-or-later set -e # upgrade-4-to-5 if [ -f /lib/systemd/system/kresd.socket ] ; then export UPG_DIR=/var/lib/knot-resolver/.upgrade-4-to-5 mkdir -p ${UPG_DIR} touch ${UPG_DIR}/.unfinished for sock in kresd.socket kresd-tls.socket ; do if deb-systemd-helper is-enabled ${sock} 2>/dev/null | grep -qv masked ; then #TODO: handle systems not running systemd systemctl show ${sock} -p Listen > ${UPG_DIR}/${sock} case "$(systemctl show ${sock} -p BindIPv6Only)" in *ipv6-only) touch ${UPG_DIR}/${sock}.v6only ;; *default) if cat /proc/sys/net/ipv6/bindv6only | grep -q 1 ; then touch ${UPG_DIR}/${sock}.v6only fi ;; esac fi done fi # Automatically added by dh_installinit/13.11.4 if [ "$1" = "install" ] && [ -n "$2" ] && [ -e "/etc/init.d/kresd" ] ; then chmod +x "/etc/init.d/kresd" >/dev/null || true fi # End automatically added section