#!/bin/sh

. ${STREAMBOOST_CFGDIR:-/etc/appflow}/rc.appflow

# standard settings - accept overrides from the calling environment
[ -z "$KROUTER_DEBUG_FILE" ] && KROUTER_DEBUG_FILE="/etc/krouter_debug"
BINARY="flowman"
export RUNDIR BINDIR BINARY

# configuration items
DAEMON_BIN="${BINDIR}/${BINARY}"
DISPLAY_NAME="Flowman"
PIDFILE="${RUNDIR}/${BINARY}.pid"
REDIS_PORT=6379
REDIS_HOST=127.0.0.1
REDIS_UNIXSOCK=/var/run/appflow/redis.sock
REDIS_TIMEOUT=3000
FLOWMAN_LOG_LEVEL=6
CONN_LINGER=$(cat /proc/sys/net/netfilter/nf_conntrack_tcp_timeout_time_wait 2>/dev/null)
[ -z "$CONN_LINGER" ] && CONN_LINGER=120

# Format the command line parameters
OPTIONS_REDIS="--redis-unixsocket=$REDIS_UNIXSOCK --redis-timeout=$REDIS_TIMEOUT"
OPTIONS_PARAMS="--connection-linger=$CONN_LINGER"
OPTIONS_DAEMON="--daemon --use-syslog --pid-file=$PIDFILE"
OPTIONS_LOG="--log-level=$FLOWMAN_LOG_LEVEL"
OPTIONS_ALL="$OPTIONS_REDIS $OPTIONS_DAEMON $OPTIONS_LOG $OPTIONS_PARAMS"
OPTIONS_DEBUG="--no-daemon --log-level=7 --no-syslog"

start() {
	echo -n "Starting ${DISPLAY_NAME}: "
	start-stop-daemon -S -q -p $PIDFILE -x $DAEMON_BIN -- $OPTIONS_ALL "$@"
	retval=$?
	echo
	return ${retval}
}

debug() {
	[ ! -d "$RUNDIR" ] && {
		mkdir -p $RUNDIR
	}

	echo -n "Running ${DISPLAY_NAME} in debug mode: "
	$DAEMON_BIN -- $OPTIONS_ALL $OPTIONS_DEBUG "$@"
	retval=$?
	echo
	return ${retval}
}

boot() {
	[ ! -d "$RUNDIR" ] && {
		mkdir -p $RUNDIR
	}

	if [ -n "$KROUTER_DEBUG_FILE" ] && [ -e "$KROUTER_DEBUG_FILE" ]; then
		# debug file is present
		echo "$DISPLAY_NAME: booting in debug mode"
		start $OPTIONS_DEBUG "$@"
	else
		start "$@"
	fi
}

restart() {
	stop
	start
}

action() {
	action=${1:-boot}
	shift

	case "${action}" in
		boot|init)
			boot "$@"
			;;
		start|stop|restart|status|debug)
			${action} "$@"
			;;
		*)
			echo "Usage: $0 start|boot|stop|restart|status|debug"
			exit 1
	esac
}

action "$@"
exit $?