#!/sbin/openrc-run
# Copyright 1999-2022 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

METRICBEAT_USER="${METRICBEAT_USER:-root}"
METRICBEAT_GROUP="${METRICBEAT_GROUP:-root}"
METRICBEAT_CONFIG="${METRICBEAT_CONFIG:-/etc/metricbeat/metricbeat.yml}"
METRICBEAT_DATADIR="${METRICBEAT_DATADIR:-/var/lib/metricbeat}"
METRICBEAT_LOGDIR="${METRICBEAT_LOGDIR:-/var/log/metricbeat}"
METRICBEAT_OPTS="${METRICBEAT_OPTS:-}"

command="/usr/bin/metricbeat"
command_args="-c ${METRICBEAT_CONFIG} ${METRICBEAT_OPTS} -path.config $(dirname $METRICBEAT_CONFIG) \
	-path.data ${METRICBEAT_DATADIR} -path.home ${METRICBEAT_DATADIR} -path.logs ${METRICBEAT_LOGDIR}"
command_background="true"
command_user="${METRICBEAT_USER}:${METRICBEAT_GROUP}"
extra_commands="checkconfig"
pidfile="/run/metricbeat.pid"
retry="TERM/5/KILL/5"
start_stop_daemon_args="--chdir ${METRICBEAT_DATADIR}"

depend() {
	use net
	after elasticsearch
}

checkconfig() {
	if [ ! -e ${METRICBEAT_CONFIG} ]; then
		eend "Please create a configuration file at ${METRICBEAT_CONFIG}"
		return 1
	fi

	ebegin "Checking your configuration"
	${command} ${command_args} test config
	eend $? "Configuration error. Please fix your configuration files."
}

start_pre() {
	checkconfig || return 1

	checkpath -d -o "${METRICBEAT_USER}":"${METRICBEAT_GROUP}" -m750 "${METRICBEAT_DATADIR}"
	checkpath -d -o "${METRICBEAT_USER}":"${METRICBEAT_GROUP}" -m750 "${METRICBEAT_LOGDIR}"
}