1、安装所需包，其中ln是为rocksdb准备相应的.h文件依赖

sudo apt install openssl libssl-dev libudev-dev cmake llvm clang
sudo ln -s /usr/bin/g++ /usr/bin/musl-g++

2、安装Parity

git clone https://github.com/paritytech/parity
cd parity
cargo install