mosquitto init file for openrc on Alpine Linux

mosquitto

#!/sbin/openrc-run

: ${MOSQUITTO_USER:=mosquitto}
: ${MOSQUITTO_GROUP:=mqtt}
: ${MOSQUITTO_CONF:=/etc/mosquitto/mosquitto.conf}
: ${MOSQUITTO_PIDDIR:=/run/mosquitto}
: ${MOSQUITTO_PIDFILE:=${MOSQUITTO_PIDDIR}/${SVCNAME}.pid}
: ${MOSQUITTO_LOGDIR:=/var/log/mosquitto}
: ${MOSQUITTO_PERSISTDIR:=/var/lib/mosquitto}
: ${MOSQUITTO_BINARY:=/usr/sbin/mosquitto}
: ${MOSQUITTO_OPTS:="-c /etc/mosquitto/mosquitto.conf"}

: ${START_ARGS="--start --background --stdout /dev/null --stderr /dev/null --exec ${MOSQUITTO_BINARY} --user ${MOSQUITTO_USER} --make-pidfile --pidfile ${MOSQUITTO_PIDFILE} -- ${MOSQUITTO_OPTS}" }
: ${STOP_ARGS="--stop --quiet --exec ${MOSQUITTO_BINARY} --pidfile ${MOSQUITTO_PIDFILE}" }

depend() {
	need net
	after firewall
}

checkconfig() {
	if [ ! -d ${MOSQUITTO_PIDDIR} ] ; then
                mkdir -p ${MOSQUITTO_PIDDIR} || return 1
		chown -R ${MOSQUITTO_USER}:${MOSQUITTO_GROUP} ${MOSQUITTO_PIDDIR} || return 1
        fi

	if [ ! -d ${MOSQUITTO_LOGDIR} ] ; then
		mkdir -p ${MOSQUITTO_LOGDIR} || return 1
		chown -R ${MOSQUITTO_USER}:${MOSQUITTO_GROUP} ${MOSQUITTO_LOGDIR} || return 1
	fi

	if [ ! -d ${MOSQUITTO_PERSISTDIR} ] ; then
		mkdir -p ${MOSQUITTO_PERSISTDIR} || return 1
		chown -R ${MOSQUITTO_USER}:${MOSQUITTO_GROUP} ${MOSQUITTO_PERSISTDIR} || return 1
	fi

        if [ ! -e "${MOSQUITTO_CONF}" ] ; then
                eerror "You need an ${MOSQUITTO_CONFIG} file to run mosquitto"
                return 1
        fi
}

start() {
	checkconfig || return 1

	ebegin "Starting ${SVCNAME}"
	start-stop-daemon ${START_ARGS}
	eend $?
}

stop() {
	ebegin "Stopping ${SVCNAME}"
	start-stop-daemon ${STOP_ARGS}
	eend $?
}

restart() {
	ebegin "Restarting ${SVCNAME}..."
	stop
	sleep 1
	start
}