出现configure: error: The Sodium crypto library libraries not found.错误或者notfound 1、下载并解压 ~~~ wget[https://download.libsodium.org/libsodium/releases/libsodium-1.0.18-stable.tar.gz](https://download.libsodium.org/libsodium/releases/libsodium-1.0.18-stable.tar.gz) tar -zxf libsodium-1.0.18-stable.tar.gz cd libsodium-stable ~~~ 2、编译安装 ~~~ ./configure --prefix=/usr make && make check sudo make install sudo ldconfig ~~~ ### Linux method chacha20-ietf-poly1305 not supported 今天在用Linux安装应用的时候提示：Linux method chacha20-ietf-poly1305 not supported **解决方案：** Ubuntu 16.04, Python 2.7.12. 安装libsodium: `sudo apt install libsodium-dev` 安装shadowsocks: `pip install https://github.com/shadowsocks/shadowsocks/archive/master.zip -U` 测试可用 chacha20-ietf-poly1305 加密 参考地址：[Linux method chacha20-ietf-poly1305 not supported](https://github.com/shadowsocks/shadowsocks/issues/1046)