download msm kernel、aosp、 compile-tools 、vendors with this script

aosp_download.sh

#!/bin/bash
# Use to download AOSP kernel build-chains and vendors
# vendors needs run by youself 
# test in ubuntu:14.04 docker, contact me if you need it 
# author: thinkycx@gmail.com
# License: Gnu GPL v. 2
# License is same as Linux kernel license, since the code helps compile the Linux kernel for a device

export BASE_FOLDER="/root/AOSP/"
export BASE_URL="https://aosp.tuna.tsinghua.edu.cn"
# export BASE_URL="https://android.googlesource.com"

# download kernel 
export KERNEL_BRANCH="" # "android-msm-wahoo-4.4-oreo-mr1" #"android-msm-wahoo-4.4-oreo-dr1"
export KERNEL_COMMIT="" #4.4.56-g594d847d09a1"

# download aosp
export BRANCH_NAME=android-8.1.0_r12 #android-8.0.0_r33
export REPO_SYNC_NUM=30

# download tools
export TOOL_CHAIN="/platform/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9"
# https://android.googlesource.com/platform/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9

#download_vendors
#export VENDOR_FOLDER="vendors_android-8.0.0_r33_OPD1.170816.025"
#export VENDOR_URL1="https://dl.google.com/dl/android/aosp/google_devices-walleye-opd1.170816.025-b2e61e30.tgz"
#export VENDOR_URL2="https://dl.google.com/dl/android/aosp/qcom-walleye-opd1.170816.025-a1675f61.tgz"

export VENDOR_FOLDER="vendors_android-8.1.0_r12_OPM1.171019.019"
export VENDOR_URL1="https://dl.google.com/dl/android/aosp/google_devices-walleye-opm1.171019.019-cd268456.tgz"
export VENDOR_URL2="https://dl.google.com/dl/android/aosp/qcom-walleye-opm1.171019.019-416731be.tgz"
# [1] https://source.android.com/setup/start/build-numbers.html#source-code-tags-and-builds
# android-8.0.0_r33 -> OPD1.170816.025	android-8.0.0_r33	Oreo	Pixel 2 XL, Pixel 2

# [2] https://developers.google.com/android/drivers
# OPD1.170816.025 -> vendors url

# optional factory-images url: https://developers.google.com/android/images

download_vendors()
{
    cd ${BASE_FOLDER}
    mkdir ${VENDOR_FOLDER}
    cd ${VENDOR_FOLDER}
    echo "download the vendors"
    wget ${VENDOR_URL1}
    wget ${VENDOR_URL2}
    ls *.tgz | xargs -n1 tar xzvf
    cp *.sh ${BASE_FOLDER}/${BRANCH_NAME} 
    cd ${BASE_FOLDER}/${BRANCH_NAME}
    echo "execute vendor bash scritps by yourself"
    echo "such as:"
    echo "    ./extract-google_devices-walleye.sh" 
    echo "    ./extract-qcom-walleye.sh"
}

download_aosp()
{
    echo "[1] download repo binary"
    mkdir ~/bin
    PATH=~/bin:$PATH

    curl https://storage.googleapis.com/git-repo-downloads/repo > ~/bin/repo
    chmod a+x ~/bin/repo

    git config --global user.name "Your Name"
    git config --global user.email "you@example.com"


    echo "[2] repo init and sync branch: ${BRANCH_NAME}"
    cd ${BASE_FOLDER}
    mkdir ${BRANCH_NAME}
    cd ${BRANCH_NAME}

    echo "start repo init"
    repo init -u ${BASE_URL}/platform/manifest -b ${BRANCH_NAME}
    # repo init -u https://aosp.tuna.tsinghua.edu.cn/platform/manifest -b ${BRANCH_NAME}
    ### now need to choose color

    echo "start repo sync"
    repo sync -j${REPO_SYNC_NUM}

    echo "[3] AOSP branch download success: ${BRANCH_NAME}"
}


download_kernel()
{
    cd ${BASE_FOLDER}
    git clone ${BASE_URL}/kernel/msm
    cd msm
    
    # checkout -b branch 
    if [ -z "${KERNEL_BRANCH}" ];
    then
        echo "don't checkout"
    else
        echo "checkout ${KERNEL_BRANCH}"
        git checkout -b ${KERNEL_BRANCH} origin/${KERNEL_BRANCH}
    fi
    
    # reset
    if [ -z "${KERNEL_COMMIT}" ];
    then
        echo "don't reset"
    else
        echo "git reset to ${KERNEL_COMMIT}"
        git reset --hard ${KERNEL_COMMIT}
    fi
}

download_tools()
{
    cd ${BASE_FOLDER}
    mkdir "tools"
    cd "tools"
    git clone ${BASE_URL}${TOOL_CHAIN}
}


download_kernel || exit 1

download_aosp || exit 1

download_tools || exit 1

download_vendors || exit 1