worker_processes 1;#全局生效
events {
    worker_connections 1024;#在events中生效
}
http { #以下指令只能在http中生效
    include mime.types;
    default_type application/octet-stream;
    sendfile on;
    keepalive_timeout 65;
    server { #server块
        listen 80;
        server_name localhost;
        location /{ #location块
            root html;
            index index.html index.htm;
        }
    }
    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
        root html;
    }
}

location / {
    deny 192.168.1.103;#禁止ip
    allow 192.168.1.1;#允许ip
    deny all;
}

    error_log file | stderr [debug | info | notice | warn | error | crit | alert | emerg];
    error_log  /var/log/nginx/error.log;

    log_format custom '$remote_addr - $remote_user [$time_local] '
                    '"$request" $status $request_time $body_bytes_sent '
                    '"$http_referer" "$http_user_agent" "$request_body"';
    access_log /var/log/nginx/access.log custom;

    location ~ ^/data/(.+\.(html|htm))$ {
        alias /locationtest1/other/;
    }

    gzip  on;#开启gzip功能
    gzip_min_length  5k;#响应页数据上限
    gzip_buffers     4 16k;#缓存空间大小
    gzip_http_version 1.0;#检查http协议版本在这之上才开启gzip
    gzip_comp_level 4;#压缩等级 1-9
    gzip_types       text/plain application/x-javascript text/css application/xml application/json text/javascript application/x-httpd-php image/jpeg image/gif image/png;#压缩文件类型
    gzip_vary on;#启用压缩标志 会带上accept-encoding gzip
    gunzip_static on| off;默认关闭 是检测客户端浏览器是否支持gzip处理 检查预压缩文件
    gzip_disable "MSIE [1-6]\.(?!.*SV1)";#检测是 msie4 5就不开启gzip