Install protobuf-3.8.0 on Jetson TX2 (JetPack 4.2)

install_protobuf-3.8.0.sh

#!/bin/bash

# Original code by @jkjung-avt: https://github.com/jkjung-avt/jetson_nano/blob/master/install_protobuf-3.8.0.sh
# Modified by @naxvm in order to compile protobuf in a custom location with 4 threads
# and install it into a virtual environment.
#


set -e

folder=$1
mkdir -p $folder

echo "** Download protobuf-3.8.0 sources"
cd $folder
if [ ! -f protobuf-python-3.8.0.zip ]; then
  wget https://github.com/protocolbuffers/protobuf/releases/download/v3.8.0/protobuf-python-3.8.0.zip
fi
if [ ! -f protoc-3.8.0-linux-aarch_64.zip ]; then
  wget https://github.com/protocolbuffers/protobuf/releases/download/v3.8.0/protoc-3.8.0-linux-aarch_64.zip
fi

echo "** Install protoc"
unzip protobuf-python-3.8.0.zip
unzip protoc-3.8.0-linux-aarch_64.zip -d protoc-3.8.0
sudo cp protoc-3.8.0/bin/protoc /usr/local/bin/protoc

echo "** Build and install protobuf-3.8.0 libraries"
export PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION=cpp
cd protobuf-3.8.0/
./autogen.sh
./configure --prefix=/usr/local
make -j4
make -j4 check
sudo make -j4 install
sudo ldconfig

echo "** Update python3 protobuf module"
# remove previous installation of python3 protobuf module
pip uninstall -y protobuf
pip install Cython
cd python/
python setup.py build --cpp_implementation
python setup.py test --cpp_implementation
python setup.py install --cpp_implementation

echo "** Build protobuf-3.8.0 successfully"