Skrypt do kontroli serwera mjpg-streamer

#!/bin/bash

if ps aux | grep -v grep | grep "mjpg_streamer" > /dev/null
then
    case "$1" in
        start)
            echo "1:Already running"
            ;;
        stop)
            killall -s SIGINT mjpg_streamer &>/dev/null
            echo "0:Stream stopped"
            ;;
        status)
            echo "1:Stream running"
            ;;
        *)
            echo "Use start/status/stop"
            ;;
    esac
else
    case "$1" in
        start)
            2>/dev/null 1>/dev/null mjpg_streamer -i "/usr/lib/input_uvc.so -d /dev/video0 -y -n -r 320x240 -f 15" -o "/usr/lib/output_http.so -p 8080 -w /var/www/cam" &
            echo "1:Stream started"
            ;;
        stop)
            echo "0:Stream not running"
            ;;
        status)
            echo "0:Stream not running"
            ;;
        *)
            echo "Use start/status/stop"
            ;;
    esac
fi