Flash Nexus Device (especially approriate for unlocked & rooted devices)

flash-nexus.sh

#!/bin/sh
# Author: Senorsen <senorsen.zhang@gmail.com>
# Prerequisites: adb, fastboot, unzip
# Flash Nexus Device (especially approriate for unlocked & rooted devices), which cannot be upgraded with OTA
# First download nexus factory image from:
# https://developers.google.com/android/nexus/images

set -e

FILE="$1"
echo "Upgrade my Nexus device..."
if [ "x" = "x$FILE" ]; then
    echo "Filename cannot be null"
    echo "Usage: $0 <filename>"
    exit 1
fi

echo
echo "Filename:  $FILE"
echo
tar xzvf $FILE

ENTRY=$(echo $FILE | sed 's/-factory.*$//')
echo
echo "Entry:     $ENTRY"
echo

cd $ENTRY
fastboot flash bootloader bootloader*.img
fastboot reboot-bootloader
sleep 5
fastboot flash radio radio-*.img
fastboot reboot-bootloader
sleep 5

unzip -o image-$ENTRY.zip
fastboot flash boot boot.img
fastboot flash cache cache.img
fastboot flash system system.img
fastboot flash vendor vendor.img
# If you need flash recovery image, uncomment the line below
#fastboot flash recovery recovery.img
echo
echo "It seems that everything is done!"
echo "(If you need root) Download SuperSU BETA version from: http://forum.xda-developers.com/apps/supersu"
echo "And install it use your TWRP recovery, ADB Sideload blah blah blah..."