multimedia/mjpg-streamer/files/mjpg-streamer.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2009-2013 OpenWrt.org
   3
   4 START=90
   5 STOP=10
   6
   7 USE_PROCD=1
   8 PROG=/usr/bin/mjpg_streamer
   9
  10 error() {
  11         echo "${initscript}:" "$@" 1>&2
  12 }
  13
  14 start_instance() {
  15         local s="$1"
  16
  17         config_get_bool enabled "$1" 'enabled' 0
  18         [ $enabled -eq 0 ] && return
  19
  20         config_get input "$s" 'input'
  21         if [ -z "$input" ]; then
  22                 error "in section '$s' option input is missing"
  23                 return 1
  24         fi
  25
  26         config_get output "$s" 'output'
  27         if [ -z "$output" ]; then
  28                 error "in section '$s' option output is missing"
  29                 return 1
  30         fi
  31
  32         local input_arg
  33         if [ "x$input" = 'xuvc' ]; then
  34                 input_arg="input_uvc.so"
  35
  36                 config_get device "$s" 'device'
  37                 if [ ! -c "$device" ]; then
  38                         error "device '$device' does not exist"
  39                         return 1
  40                 fi
  41                 input_arg="${input_arg} --device $device"
  42
  43                 config_get fps "$s" 'fps'
  44                 [ -n "$fps" ] && input_arg="${input_arg} --fps $fps"
  45
  46                 config_get resolution "$s" 'resolution'
  47                 [ -n "$resolution" ] && input_arg="${input_arg} --resolution $resolution"
  48         fi
  49
  50         if [ -z "$input_arg" ]; then
  51                 error "unsuported input option '$input' in section '$s'"
  52                 return 1
  53         fi
  54
  55         local output_arg
  56         if [ "x$output" = 'xhttp' ]; then
  57                 output_arg="output_http.so"
  58
  59                 config_get port "$s" 'port'
  60                 [ -n "$port" ] && output_arg="${output_arg} --port $port"
  61
  62                 config_get www "$s" 'www'
  63                 [ -n "$www" ] && output_arg="${output_arg} --www $www"
  64         fi
  65
  66         if [ -z "$output_arg" ]; then
  67                 error "unsuported output option '$output' in section '$s'"
  68                 return 1
  69         fi
  70
  71         procd_open_instance
  72         procd_set_param command "$PROG" --input "$input_arg" --output "$output_arg"
  73         procd_close_instance
  74 }
  75
  76 start_service() {
  77         config_load 'mjpg-streamer'
  78         config_foreach start_instance 'mjpg-streamer'
  79 }
  80
  81 service_triggers() {
  82         procd_add_reload_trigger 'mjpg-streamer'
  83 }