#!/sbin/openrc-run
# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

command="/usr/bin/smokeping"
command_user="smokeping:smokeping"
pidfile="/run/smokeping/${RC_SVCNAME}.pid"
extra_started_commands="reload"
extra_stopped_commands="dump restore"
required_files="/etc/smokeping/config"


depend() {
	need net
	use dns
}

start_pre() {
    export LC_ALL=C

    if [ ! -d /run/smokeping/ ]; then
        mkdir /run/smokeping/
    fi
    chown $command_user /run/smokeping/

}

reload() {
	ebegin "Reloading smokeping"
	"${command}" --reload 2>&1 >/dev/null
	eend $?
}

dump() {
	ebegin "Dumping smokeping rrd files to XML for backup or upgrade use"
	for f in $(find /var/lib/smokeping -name '*.rrd' -print) ; do
		f_xml=$(dirname $f)/$(basename $f .rrd).xml
		rrdtool dump "$f" > "${f_xml}"
		chown root:0 "${f_xml}"
	done
	eend $?
}

restore() {
	ebegin "Restoring smokeping rrd files from XML dump files"
	for f in $(find /var/lib/smokeping -name '*.xml' -print) ; do
		f_rrd=$(dirname $f)/$(basename $f .xml).rrd
		mv -f "${f_rrd}" "${f_rrd}.bak"
		chown root:0 "${f_rrd}.bak"
		rrdtool restore "$f" "${f_rrd}"
		chown smokeping:smokeping "${f_rrd}"
	done
	eend $?
}