config/vdr/runvdr

   1 #!/bin/bash
   2
   3 # runvdr - VDR launcher
   4 #
   5 # runvdr [VDROPTION]...
   6
   7 shopt -s extglob nocasematch nullglob
   8
   9 VDR=/usr/sbin/vdr
  10 PLUGINDIR=/usr/lib/vdr
  11 PLUGINVER=VDR_PLUGIN_VERSION
  12 PLUGINSUF=${PLUGINVER:+.$PLUGINVER}
  13
  14 log()
  15 {
  16     type -P logger &>/dev/null && \
  17         logger -s -p daemon.info -t ${0##*/} "$1" 2>&1 || echo "INFO: $1"
  18 }
  19
  20 plugconf()
  21 {
  22     local plugin=$1 PLUGIN_OPTIONS= PLUGIN_ENABLED=
  23     if [[ -e /etc/sysconfig/vdr-plugins.d/$plugin.conf ]] ; then
  24         . /etc/sysconfig/vdr-plugins.d/$plugin.conf
  25         case $PLUGIN_ENABLED in no|false|0) return ;; esac
  26     fi
  27     if [[ $PLUGIN_OPTIONS ]] ; then
  28         VDR_OPTIONS+=( --plugin="$plugin $PLUGIN_OPTIONS" )
  29     else
  30         VDR_OPTIONS+=( --plugin=$plugin )
  31     fi
  32 }
  33
  34 build_cmdline()
  35 {
  36     local plugin= p=
  37     # Add "priority" plugins.
  38     for plugin in $VDR_PLUGIN_ORDER ; do
  39         [[ -e $PLUGINDIR/libvdr-${plugin}.so$PLUGINSUF ]] && plugconf $plugin
  40     done
  41     # Add the rest available.
  42     for plugin in $PLUGINDIR/libvdr-*.so$PLUGINSUF ; do
  43         plugin=${plugin##*/libvdr-}
  44         plugin=${plugin%.so$PLUGINSUF}
  45         for p in $VDR_PLUGIN_ORDER ; do
  46             if [[ $plugin == $p ]] ; then
  47                 # Already added.
  48                 continue 2
  49             fi
  50         done
  51         plugconf $plugin
  52     done
  53 }
  54
  55 reload_dvb()
  56 {
  57     local modules=$( /sbin/lsmod | \
  58         awk '/^dvb_core/ { gsub(","," ",$4) ; print $4 }' )
  59     if [[ $modules ]] ; then
  60         log "Reloading DVB modules"
  61         /sbin/modprobe -r $modules dvb_core
  62         for module in $modules ; do
  63             /sbin/modprobe $module
  64         done
  65     fi
  66 }
  67
  68 rc=
  69 while true ; do
  70     VDR_OPTIONS=()
  71     [[ -f /etc/sysconfig/vdr ]] && . /etc/sysconfig/vdr
  72     [[ $DAEMON_COREFILE_LIMIT ]] && \
  73         ulimit -S -c $DAEMON_COREFILE_LIMIT &>/dev/null && \
  74         VDR_OPTIONS+=( --userdump ) && cd ${TMPDIR:-/tmp}
  75     build_cmdline
  76
  77     $VDR "$@" "${VDR_OPTIONS[@]}"
  78     rc=$?
  79
  80     # 137: "kill -KILL" eg in killproc(), others: "man vdr"
  81     case $rc in
  82         0|2|137)
  83             log "VDR exited with status $rc, exiting"
  84             break
  85             ;;
  86         *)
  87             log "VDR exited with status $rc, attempting restart"
  88             case $RELOAD_DVB in yes|true|1) reload_dvb ;; esac
  89             ;;
  90     esac
  91
  92 done
  93
  94 exit $rc