在access访问阶段处理IP限制
--without-http_access_module 禁用模块
默认编译进nginx
allow 指令 允许访问IP
syntax: allow address | CIDR | unix: | all ;
default: --
content: http,server,location,limit_except
deny 指令 允许访问IP
syntax: allow address | CIDR | unix: | all ;
default: --
content: http,server,location,limit_except