init

#!/bin/sh

### BEGIN INIT INFO
# Provides:        ts-VMS
# Required-Start:  $network $remote_fs
# Required-Stop:   $network $remote_fs
# Default-Start:   2 3 4 5
# Default-Stop:    6
# Short-Description: Start TS VMS (Vibration Monitor System) daemon
### END INIT INFO

PATH=/sbin:/bin:/usr/bin:/usr/sbin

DAEMON=/usr/sbin/ts-VMSd
PIDFILE=/var/run/ts-VMSd

# rcS contains TICKADJ
test -r /etc/default/rcS && . /etc/default/rcS

# Source function library.
. /etc/init.d/functions

# Source devices, export all variables
set -a
. /etc/default/ts-VMS
set +a

if [ -z "$VMS" ]; then
	echo "Please edit /etc/default/ts-VMS and specify at least one VMS device to start"
	exit 1
fi

startdaemon(){
	# CSC runs with shmem config, requires ospl daemon
	sudo -E -u vms -g vms LD_LIBRARY_PATH=$OSPL_HOME/lib PATH=$PATH:$OSPL_HOME/bin $OSPL_HOME/bin/ospl start

	# make sure network is up and running
	attemps=0
	export LSST_DDS_IP=`ip route get 1 | awk '{print $7;exit}'`
	while [ -z $LSST_DDS_IP ]; do
		sleep 1
		export LSST_DDS_IP=`ip route get 1 | awk '{print $7;exit}'`
		let attemps+=1
		if [ $attemps -gt 60 ]; then
			logger -t VMS_start -p user.error "Timeouted waiting for interface"
			exit 1
		fi
	done
	logger -t VMS_start -p user.info "Starting with IP $LSST_DDS_IP"
	echo -n "Starting TS VMS $1:"
	start-stop-daemon --start --oknodo --pidfile ${PIDFILE}_$1.pid --exec $DAEMON -- -p ${PIDFILE}_$1.pid -u vms:vms $1
	echo "done"
}
stopdaemon(){
	echo -n "Stopping TS VMS $1:"
	start-stop-daemon --stop --oknodo --remove-pidfile --user vms --retry 5 -p ${PIDFILE}_$1.pid
	sudo -E -u vms -g vms LD_LIBRARY_PATH=$OSPL_HOME/lib PATH=$PATH:$OSPL_HOME/bin $OSPL_HOME/bin/ospl stop
	echo "done"
}
startall(){
	for v in $VMS; do
		startdaemon $v
	done
}
stopall(){
	for v in $VMS; do
		stopdaemon $v
	done
}

case "$1" in
  start)
	startall
	;;
  stop)
  	stopall
	;;
  restart)
	stopall
	startall
	;;
  status)
	sudo -E -u vms -g vms LD_LIBRARY_PATH=$OSPL_HOME/lib PATH=$PATH:$OSPL_HOME/bin $OSPL_HOME/bin/ospl status
	status $DAEMON
	exit $?
	;;
  *)
	echo "Usage: ts-VMS { start | stop | status | restart }" >&2
	exit 1
	;;
esac

exit 0