scrotwm-git/baraction.sh

   1 #!/bin/bash
   2 # baraction.sh for scrotwm status bar
   3 # From http://wiki.archlinux.org/index.php/Scrotwm
   4
   5 SLEEP_SEC=5
   6 #loops forever outputting a line every SLEEP_SEC secs
   7 while :; do
   8
   9         eval $(cat /proc/acpi/battery/BAT0/state | awk '/charging state/ {printf "BAT_CHGSTATE=%s;", $3}; /remaining capacity/ {printf "BAT_REMNG=%s;",$3}; /present rate/ {printf "BAT_RATE=%s;",$3};' -)
  10         eval $(cat /proc/acpi/battery/BAT0/info | awk '/present/ {printf "BAT_PRESENT=%s;", $2}; /last full capacity/ {printf "BAT_LASTFULL=%s;",$4};' -)
  11
  12         BAT_REMNG_WH=`echo "scale=1; a=($BAT_REMNG+50)/1000; print a" | bc -l`
  13         BAT_RATE_W=`echo "scale=1; a=($BAT_RATE+50)/1000; print a" | bc -l`
  14         BCSCRIPT="scale=0; a=(100*$BAT_REMNG / $BAT_LASTFULL); print a"
  15         BAT_PCT=`echo $BCSCRIPT | bc -l`%
  16
  17         case $BAT_PRESENT in
  18                 no)
  19                 POWER_STR="AC, NO BATTERY"
  20                 ;;
  21                 yes)
  22
  23                 case $BAT_CHGSTATE in
  24                         charged)
  25                         #on ac
  26                         AC_STATUS="ON AC"
  27                         TIME_REMNG="N/A"
  28                         POWER_STR="$AC_STATUS $BAT_CHGSTATE $BAT_PCT"
  29                         ;;
  30                         charging)
  31                         #on ac
  32                         AC_STATUS="ON AC"
  33                         BCSCRIPT="scale=1; a=(60*($BAT_LASTFULL - $BAT_REMNG) / $BAT_RATE); print a"
  34                         TIMETOFULL_MIN=`echo $BCSCRIPT | bc -l`
  35                         POWER_STR="$AC_STATUS $BAT_CHGSTATE $BAT_PCT C="$BAT_REMNG_WH"Wh Rate="$BAT_RATE_W"W TTF="$TIMETOFULL_MIN"min"
  36                         ;;
  37                         discharging)
  38                         AC_STATUS="ON BATT"
  39                         TIME_REMNG_MIN=`echo "scale=0; a=(60*$BAT_REMNG / $BAT_RATE); print a" | bc -l`
  40                         TIME_REMNG_HH=`echo "scale=0; a=($BAT_REMNG / $BAT_RATE); if (a<10) {print "0"; print a} else {print a}" | bc -l`
  41
  42                         TIME_REMNG_MM=`echo "scale=0; a=($TIME_REMNG_MIN-60*$TIME_REMNG_HH); if (a<10) {print "0"; print a} else {print a}" | bc -l`
  43                         POWER_STR="$AC_STATUS $BAT_PCT C="$BAT_REMNG_WH"Wh P="$BAT_RATE_W"W R="$TIME_REMNG_HH":"$TIME_REMNG_MM
  44                         ;;
  45                         *)
  46                         POWER_STR=$BAT_CHGSTATE
  47                         ;;
  48                 esac
  49
  50                 ;;
  51                 *)
  52                 POWER_STR="error"
  53                 ;;
  54         esac
  55
  56         #scrotwm bar_print can't handle UTF-8 characters, such as degree symbol
  57         #Core 0:      +67.0°C  (crit = +100.0°C)
  58         eval $(sensors 2>/dev/null | sed s/[°+]//g | awk '/^Core 0/ {printf "CORE0TEMP=%s;", $3}; /^Core 1/ {printf "CORE1TEMP=%s;",$3}; /^fan1/ {printf "FANSPD=%s;",$2};' -)
  59         TEMP_STR="Tcpu=$CORE0TEMP,$CORE1TEMP F=$FANSPD"
  60
  61         WLAN_ESSID=$(iwconfig wlan0 | awk -F "\"" '/wlan0/ { print $2 }')
  62         eval $(cat /proc/net/wireless | sed s/[.]//g | awk '/wlan0/ {printf "WLAN_QULTY=%s; WLAN_SIGNL=%s; WLAN_NOISE=%s", $3,$4,$5};' -)
  63         BCSCRIPT="scale=0;a=100*$WLAN_QULTY/70;print a"
  64         WLAN_QPCT=`echo $BCSCRIPT | bc -l`
  65         WLAN_POWER=`iwconfig 2>/dev/null| grep "Tx-Power"| awk {'print $4'}|sed s/Tx-Power=//`
  66         WLAN_STR="$WLAN_ESSID: Q=$WLAN_QPCT% S/N="$WLAN_SIGNL"/"$WLAN_NOISE"dBm T="$WLAN_POWER"dBm"
  67
  68         CPUFREQ_STR=`echo "Freq:"$(cat /proc/cpuinfo | grep 'cpu MHz' | sed 's/.*: //g; s/\..*//g;')`
  69         CPULOAD_STR="Load:$(uptime | sed 's/.*://; s/,//g')"
  70
  71         eval $(awk '/^MemTotal/ {printf "MTOT=%s;", $2}; /^MemFree/ {printf "MFREE=%s;",$2}' /proc/meminfo)
  72         MUSED=$(( $MTOT - $MFREE ))
  73         MUSEDPT=$(( ($MUSED * 100) / $MTOT ))
  74         MEM_STR="Mem:${MUSEDPT}%"
  75
  76         echo -e "$POWER_STR  $TEMP_STR  $CPUFREQ_STR  $CPULOAD_STR  $MEM_STR  $WLAN_STR"
  77         #alternatively if you prefer a different date format
  78         #DATE_STR=`date +"%H:%M %a %d %b`
  79         #echo -e "$DATE_STR   $POWER_STR  $TEMP_STR  $CPUFREQ_STR  $CPULOAD_STR  $MEM_STR  $WLAN_STR"
  80
  81         sleep $SLEEP_SEC
  82 done