upower/upower-bat-refresh

   1 #!/bin/sh
   2
   3 usage()
   4 {
   5 cat << EOF
   6 Usage:
   7   $0 [OPTIONS]
   8   $0 -h
   9
  10 Refresh battery information provided by upower.
  11
  12 OPTIONS:
  13    -h        Show this help.
  14    -r        Restart upower service
  15 EOF
  16 }
  17
  18
  19 restartdaemon=0
  20
  21 while getopts "rRhnq8HSxc:s:t:T:uL" OPTION
  22 do
  23     case $OPTION in
  24         h)
  25             usage
  26             exit
  27             ;;
  28         r)
  29             restartdaemon=1
  30             ;;
  31         *)
  32             usage >&2
  33             exit 1
  34             ;;
  35     esac
  36 done
  37 shift $(($OPTIND - 1))
  38
  39
  40
  41 if [ "${restartdaemon}" -gt 0 ]; then
  42     systemctl restart upower
  43 else
  44     for bat in BAT0 BAT1; do
  45         busctl call --system \
  46               org.freedesktop.UPower \
  47               /org/freedesktop/UPower/devices/battery_${bat} \
  48               org.freedesktop.UPower.Device Refresh
  49     done
  50 fi