# create sdk folder
export ANDROID_HOME=/opt/android-sdk-linux
sudo mkdir -p $ANDROID_HOME

# install openjdk
sudo apt-get install openjdk-8-jdk

# download android sdk
cd $ANDROID_HOME
sudo wget https://dl.google.com/android/repository/sdk-tools-linux-3859397.zip
sudo unzip sdk-tools-linux-3859397.zip
cd tools

# install specific sdk packages
cd $ANDROID_HOME/tools/bin
sudo ./sdkmanager --list
sudo touch /root/.android/repositories.cfg
sudo ./sdkmanager "platform-tools" "build-tools;27.0.1" "platforms;android-26"

# set path
export PATH=${PATH}:$ANDROID_HOME/platform-tools:$ANDROID_HOME/tools:$ANDROID_HOME/build-tools/27.0.1/
source /etc/profile