nexus5-copperhead-install.bash

#!/usr/bin/env bash
# [email protected]
# jue may  5 04:11:58 CEST 2016
# https://copperhead.co/android/docs/install

sec=5
sudo=
firmware="hammerhead-mmb29v"
update_zip="image-hammerhead-mmb29v.zip"
boot_img="bootloader-hammerhead-hhz12k.img"
radio_img="radio-hammerhead-m8974-2.0.50.2.28.img"

RED="\e[31m"
BOLD="\e[1m"
RESET="\e[0m"

msg(){ printf "${BOLD}[*]${RESET} ${@}\n"; }

trap byz SIGINT
byz() { printf "  Ctrl+C: ${RED}exit${RESET}\n"; exit 0; }

if [ $UID -ne 0 ]; then
    printf "${RED}Got root?${RESET}\n"
    # exit 1
    sudo="sudo"
fi

if [ -z "$1" ]; then
    printf "Usage: ${0} <update_dir>\n"
    printf "\t${0} hammerhead-mmb29v\n\n"
    exit 1
fi

firmware="$1"

if [ -d "$firmware" ]; then
    msg "Entering ${RED}$firmware${RESET}"
else
    printf "Error: \"${RED}${firmware}${RESET}\"\n"
    exit 1
fi

flash_boot(){
    cd "$firmware"

    msg "Flashing bootloader ${RED}${boot_img}${RESET}"
    $sudo fastboot flash bootloader "$boot_img"

    msg "Rebooting into bootloader"
    $sudo fastboot reboot-bootloader

    msg "Sleeping ${RED}${sec}${RESET} secs"
    cd "$OLDPWD"
    sleep "$sec"
}

flash_radio(){
    cd "$firmware"

    msg "Flashing radio ${RED}${radio_img}${RESET}"
    $sudo fastboot flash radio "$radio_img"

    msg "Rebooting into bootloader"
    $sudo fastboot reboot-bootloader

    msg "Sleeping ${RED}${sec}${RESET} secs"
    cd "$OLDPWD"
    sleep "$sec"
}

flash_zip(){
    cd "$firmware"

    msg "Appling update${RED}${update_zip}${RESET}"
    $sudo fastboot -w update "$update_zip"

    msg "Sleeping ${RED}${sec}${RESET} secs"
    cd "$OLDPWD"
    sleep "$sec"
}

get_dev(){
    dev="$($sudo adb devices | grep '^[a-z0-9]' | awk '{print $1}')"
    if [ -z "$dev" ]; then
        printf "${RED}Error: no adb device${RESET}\n"
    else
        export ANDROID_SERIAL="$dev"
    fi
}

get_flashdev(){
    flashdev="$($sudo flashboot flash devices | grep '^[a-z0-9]' | awk '{print $1}')"
    if [ -z "$flashdev" ]; then
        printf "${RED}Error: no flashboot device${RESET}\n"
        exit 2
    fi
}

lock_boot(){
    $sudo fastboot flashing lock \
        || $sudo fastboot oem lock # Nexus 5 and older
    return $?
}

unlock_boot(){
    $sudo fastboot flashing unlock \
        || $sudo fastboot oem unlock # Nexus 5 and older
    return $?
}

ANDROID_SERIAL="$($sudo adb devices | grep '^[a-z0-9]' | awk '{print $1}')"

get_dev

msg "Rebooting $dev into bootloader mode"
$sudo adb reboot bootloader -s "$dev"

# unlock_boot

flash_boot

flash_radio

flash_zip

# lock_boot

msg "Done"