virtual-dsm/agent/service.sh
2023-04-18 04:33:02 +02:00

60 lines
960 B
Bash

#!/bin/bash
PIDFILE="/var/run/agent.pid"
SCRIPT="/usr/local/bin/agent.sh"
status() {
if [ -f "$PIDFILE" ]; then
echo 'Service running'
return 1
fi
return 0
}
start() {
if [ -f "$PIDFILE" ] && kill -0 "$(cat "$PIDFILE")"; then
echo 'Service already running'
return 1
fi
echo 'Starting agent service...'
chmod 666 /dev/ttyS0
"$SCRIPT" &> /dev/ttyS0 & echo $! > "$PIDFILE"
return 0
}
stop() {
if [ ! -f "$PIDFILE" ] || ! kill -0 "$(cat "$PIDFILE")"; then
echo 'Service not running'
return 1
fi
echo 'Stopping agent service...'
chmod 666 /dev/ttyS0
echo 'Stopping agent service...' > /dev/ttyS0
kill -15 "$(cat "$PIDFILE")" && rm -f "$PIDFILE"
echo 'Service stopped'
return 0
}
ret=0
case "$1" in
start)
ret=start
;;
stop)
ret=stop
;;
status)
ret=status
;;
restart)
stop
ret=start
;;
*)
echo "Usage: $0 {start|stop|restart}"
ret=1
esac
exit ret