usbupdate

#!/usr/bin/bash

## CONFIG
# Lookup USBKEY: disklist -r
AUTO_REBOOT=1
MIRROR=us-east.manta.joyent.com
USBKEY=c1t0d0

## INIT
CURRENT_REFERENCE=$(curl -s -k https://${MIRROR}/Joyent_Dev/public/builds/smartos/ | grep release | tail -n 1 | json name)
CURRENT_REFERENCE=$(curl -s -k https://${MIRROR}/Joyent_Dev/public/builds/smartos/${CURRENT_REFERENCE}/)
CURRENT_PLATFORM=$(curl -s -k https://${MIRROR}/${CURRENT_REFERENCE}/smartos/ | grep platform- | json name)
ACTIVE_TIMESTAMP=$(uname -a | awk '{ print $4 }' | cut -d"_" -f2)
CURRENT_TIMESTAMP=$(echo ${CURRENT_PLATFORM} | cut -d"-" -f2 | cut -d"." -f1)

ACTIVE_DATE=$(echo ${ACTIVE_TIMESTAMP} | cut -d'T' -f1)
CURRENT_DATE=$(echo ${CURRENT_TIMESTAMP} | cut -d'T' -f1)

if [ $CURRENT_DATE -gt $ACTIVE_DATE ]; then
  cd /tmp
  curl -O -s -k https://${MIRROR}/${CURRENT_REFERENCE}/smartos/${CURRENT_PLATFORM}
  curl -O -s -k https://${MIRROR}/${CURRENT_REFERENCE}/smartos/md5sums.txt
  PLATFORM_HASH=$(digest -a md5 $CURRENT_PLATFORM)
  VERIFY_HASH=$(grep platform md5sums.txt | awk '{ print $1 }')
  if [ "$PLATFORM_HASH" == "$VERIFY_HASH" ]; then
    mount -F pcfs /dev/dsk/${USBKEY}s2 /mnt
    tar xf /tmp/${CURRENT_PLATFORM} -C /mnt/ 2> /dev/null > /dev/null
    [ -d /mnt/backup ] && rm -rf /mnt/backup
    mv /mnt/platform /mnt/backup
    mv /mnt/platform-* /mnt/platform
    umount /mnt
  fi
  rm platform-*
  rm md5sums.txt
  if [ $AUTO_REBOOT -gt 0 ]; then
    shutdown -i6 -g0 -y
  fi
fi