mqtt-mpd/mqmpd

   1 #!/bin/bash
   2
   3 id=`hostname`-$$
   4
   5 if [ "$1" = "stop" ]
   6 then
   7
   8   for i in `pgrep -f "/bin/bash /opt/mqtt-mpd/mqmpdj"`
   9   do
  10     killtree $i 9
  11   done
  12
  13   exit 0
  14
  15 fi
  16
  17 . /opt/mqtt-mpd/mqmpd.cfg
  18
  19 # запускаем процессы, мониторящие состояние
  20
  21 i=0
  22 while [ "x${hosts[i]}" != "x" ]
  23 do
  24
  25   /opt/mqtt-mpd/mqmpdj ${hosts[i]} ${passwd[i]} &
  26
  27   i=$(( $i + 1 ))
  28
  29 done
  30
  31 # сами остаемся слушать команды
  32
  33 mosquitto_sub -i mqtt-mpd-$id -v -h $mqhost -p $mqport -t "$mqcmd/#" -u $mquser -P $mqpassword | while read line
  34 do
  35
  36   template="s!$mqcmd/!!"
  37   addr=`echo $line | cut -f 1 -d " " | sed $template`
  38   arg=`echo $line | cut -f 2 -d " "`
  39   echo $addr $arg
  40
  41   host=`echo $addr | cut -f 1 -d "/"`
  42   cmd=`echo $addr | cut -f 2 -d "/"`
  43
  44   i=0
  45   while [ "x${hosts[i]}" != "x" ]
  46   do
  47     if [ "${hosts[i]}" = "$host" ]
  48     then
  49       mpdpass=${passwd[i]}
  50       if [ "$mpdpass" = "-" ]
  51       then
  52         mpccmd="mpc -h $host"
  53       else
  54         mpccmd="mpc -h $host -P $mpdpass"
  55       fi
  56       break
  57     fi
  58     i=$(( $i + 1 ))
  59   done
  60
  61   arg=`printf "%q" $arg`
  62   if [[ "$arg" =~ [A-Za-z0-9]+ ]]
  63   then
  64
  65     echo "$cmd -> $arg"
  66
  67     case $cmd in
  68
  69     volume)
  70         if [ "$arg" = "INCREASE" ]
  71         then
  72           $mpccmd volume +5
  73         fi
  74         if [ "$arg" = "DECREASE" ]
  75         then
  76           $mpccmd volume -5
  77         fi
  78         if [[ "$arg" =~ [0-9]+ ]]
  79         then
  80           reply=( `$mpccmd volume`)
  81           currvolume=`echo ${reply[1]} | sed 's/%//'`
  82           if [ "$currvolume" ]
  83           then
  84             if [ "$arg" -gt "$currvolume" ]
  85             then
  86               delta=$(( $arg - $currvolume ))
  87               $mpccmd volume +$delta
  88             fi
  89             if [ "$arg" -lt "$currvolume" ]
  90             then
  91               delta=$(( $currvolume - $arg ))
  92               $mpccmd volume -$delta
  93             fi
  94             if [ "$arg" -eq "$currvolume" ]
  95             then
  96               $mpccmd repeat
  97               $mpccmd repeat
  98             fi
  99           fi
 100         fi
 101         ;;
 102     status)
 103         case $arg in
 104                 playing)
 105                         $mpccmd play
 106                         ;;
 107                 stopped)
 108                         $mpccmd stop
 109                         ;;
 110                 paused)
 111                         $mpccmd pause
 112                         ;;
 113                 *)
 114                 ;;
 115         esac
 116         ;;
 117     currentnum)
 118         $mpccmd play $arg
 119         ;;
 120     repeat|random|single|consume)
 121         $mpccmd $cmd $arg
 122         ;;
 123     *)
 124         echo "Неизвестная команда $cmd"
 125         ;;
 126
 127     esac
 128
 129   else
 130
 131     echo "Недопустимый аргумент $arg"
 132
 133   fi
 134
 135 done