update.sh

   1 #!/bin/bash
   2
   3 clear
   4
   5 if [[ ! -e "/dev/sda1" ]]; then
   6  exit 1
   7 fi
   8
   9 printf "Found USB... "
  10
  11 umount /dev/sda1 > /dev/null 2>&1
  12 mount /dev/sda1 > /dev/null 2>&1 || (printf "Mount failure\n" && exit 1)
  13
  14 printf "\t\tMount OK\n"
  15
  16 if [[ -e "/mnt/usb-update/config.ini" ]]; then
  17   printf "Found config.ini... "
  18   (cp /mnt/usb-update/config.ini ./ > /dev/null 2>&1 && printf "\tCopy OK\n") || printf "\tCopy failure\n"
  19 fi
  20
  21 if [[ -e "/mnt/usb-update/video.mp4" ]]; then
  22   printf "Found video.mp4... "
  23   (cp /mnt/usb-update/video.mp4 ./ > /dev/null 2>&1 && printf "\tCopy OK\n") || printf "\tCopy failure\n"
  24 fi
  25
  26 if [[ -e "/mnt/usb-update/update.zip" ]] && [[ -e "/mnt/usb-update/update.sig" ]]; then
  27   printf "Updating software... "
  28   openssl dgst -sha256 -verify public.pem -signature /mnt/usb-update/update.sig /mnt/usb-update/update.zip > /dev/null 2>&1
  29   if [[ $? = 0 ]]; then
  30     (unzip -o /mnt/usb-update/update.zip -d /home/pi > /dev/null 2>&1 && printf "\tOK\n") || printf "\tExtract failure\n"
  31   else
  32     printf "\tSignature failure\n"
  33   fi
  34 fi
  35
  36 umount /dev/sda1 > /dev/null 2>&1