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OldManRiver

drive-size.sh

Jun 5th, 2014
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  1. #! /bin/bash
  2. # Author: Nyle Davis Created 14-06-04
  3. # Purpose: Get Size of any/all USB Flash drives.
  4. # Return: VAR containing 1.) Drive Name, 2.) Drive Size
  5. # 3.) Space Available, 4.) Mount Point
  6. # File: drive-size.sh
  7.  
  8. # Get Flash name based on size value
  9. function getname {
  10. if [ ${DVSZ}=>63 ]; then SDNAM="64Gig";
  11. elif [ ${DVSZ}=>15 ]; then
  12. SDNAM="16Gig";
  13. elif [ ${DVSZ}=>1.5 ]; then
  14. SDNAM="2Gig";
  15. elif [ ${DVSZ}=>0.9 ]; then
  16. SDNAM="1Gig";
  17. fi
  18. }
  19.  
  20. # Get Flash size
  21. function getsize {
  22. DSZ="$(( $(</sys/block/$1/size) * 512 ))";
  23. SIZ=$((DSZ / 1000000000));
  24. }
  25.  
  26. # Parse the /sys/block for Drive location and set VAR SDDRV
  27. for f in /sys/block/sd[cdef]/removable;
  28. do [ "$(cat $f)" = "1" ];
  29. SDDRV=$(basename $(dirname $f));
  30. # Set SIZ size var
  31. getsize ${SDDRV};
  32. # Set the SDNAM var
  33. getname ${SIZ};
  34. # Parse the DF cmd for the Drive available space and mount point using ${SDDRV}
  35. DI="`df -h | grep -i ${SDDRV}`";
  36. AV="`echo ${DI} | awk '{ print $4 }'`";
  37. MP="`echo ${DI} | awk '{ print $6 }'`";
  38. done
  39.  
  40. EXVAR="${SDNAM} ${SIZ}G ${AV} ${MP}";
  41. echo "EX => " ${EXVAR};
  42. export EXVAR
  43. exit 0;
  44.  
  45. This current code gives results of:
  46.  
  47. EX => 64Gig 63G 59G /media/sdc1
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