#!/bin/sh

MONITOR_PATH="/tmp/ledmonitor"

case "$1" in
  start)
    mkdir -p /tmp/ledmonitor
    if [ -d /sys/class/leds ] ; then
      setsid babysit 60 ledmonitor 2>&1 | logos ledmonitor &
      setsid babysit 60 linkmonitor $MONITOR_PATH/link.changed 2>&1 | logos linkmonitor &
      setsid babysit 60 ipmonitor $MONITOR_PATH/ip.changed 2>&1 | logos ipmonitor &
    fi
    ;;
  stop)
    for pgid in $(ps -Cledmonitor -o pgid= | sort -u); do
      pkillwait -g $pgid
    done
    for pgid in $(ps -Clinkmonitor -o pgid= | sort -u); do
      pkillwait -g $pgid
    done
    for pgid in $(ps -Cipmonitor -o pgid= | sort -u); do
      pkillwait -g $pgid
    done
    ;;
  restart)
    $0 stop; $0 start
      ;;
  *)
    echo "Usage: $0 {start|stop|restart}"
    exit 1
    ;;
esac