基于openresty/lua-nginx-module的WAF系统
A WAF based on openresty/lua-nginx-module
将代码放在位于nginx根目录下的lua/ds_waf/下
Put the code into the directory lua/ds_waf which is located in the root directory of the nginx
在nginx.conf的http段中添加如下配置：
Add the config below to the http seg in nginx.conf:
lua_package_path "/u/nginx/lua/ds_waf/?.lua;;";
init_by_lua_file lua/ds_waf/init.lua;
access_by_lua_file lua/ds_waf/waf.lua;
WAF相关的配置在config.lua中，需要保证nginx的worker process对日志文件有读写权限
You can config WAF with the file config.lua,and you must make the worker process of nginx have the read and write permission to the log file