Getting ready:
sudo yum install -y tar unzip git which wget patch make autoconf automake libtool \
epel-release centos-release-scl centos-release-scl-rh finduitls vim mc openssl-devel \
file
Enable Devtoolset-7
yum install -y devtoolset-7-gcc* && \
echo "source scl_source enable devtoolset-7" >> /root/.bashrc
source scl_source enable devtoolset-7
Clone xray Github source:
git clone --recurse-submodules --depth 1 https://github.com/xraychain/xray