【阿里ECS】Nginx+Naxsi部署专业级Web应用防火墙,nginxnaxsi


Naxsi简介:

Naxsi是一个开放源代码、高效、低维护规则的Nginx web应用防火墙模块。Naxsi的主要目标是帮助人们加固他们的web应用程序,以抵御SQL注入、跨站脚本、跨域伪造请求、本地和远程文件包含漏洞。

安装配置naxsi模块步骤如下:

一.首先要搭建lnmp环境并添加lua模块:

添加lua模块步骤如下:
1.下载并安装lua模块:
wget http://luajit.org/download/LuaJIT-2.0.1.tar.gz 
tar zxvfLuaJIT-2.0.1.tar.gz 
cd LuaJIT-2.0.1
make && make install

2.下载ngx_devel_kit 和nginx_lua_module并解压
tar zxvfngx_devel_kit-0.2.19.tar.gz 
tar zxvflua-nginx-module-0.9.2.tar.gz

3.进入nginx源码文件夹,编译安装nginx
 a.导入环境变量

export LUAJIT_LIB=/usr/local/lib 
export LUAJIT_INC=/usr/local/include/luajit-2.0

 b.查看nginx的先前的configure配置
/usr/local/webserver/nginx/sbin/nginx -V

nginxversion: nginx/1.2.9
  configurearguments: --user=www --group=www --prefix=/usr/local/webserver/nginx --with-    http_stub_status_module --with-http_ssl_module 
 c.重新编译安装nginx:
cd /tools/nginx-1.2.9
./configure --user=www --group=www --prefix=/usr/local/webserver/nginx --with-http_stub_status_module --with-http_ssl_module --add-module=/tools/ngx_devel_kit-0.2.19 --add-module=/tools/lua-nginx-module-0.9.2

make -j2 
make install

 此时检查nginx配置文件语法会出现错误:
/usr/local/webserver/nginx/sbin/nginx -t

  /usr/local/webserver/nginx/sbin/nginx:error while loading shared libraries: 
  libluajit-5.1.so.2: cannot open sharedobject file: No such file or directory

原因是找不到libluajit-5.1.so.2
 解决方法:
find / -name "libluajit-5.1.so.2"

  /usr/local/lib/libluajit-5.1.so.2   
echo "/usr/local/lib" >>/etc/ld.so.conf 
ldconfig 
/usr/local/webserver/nginx/sbin/nginx -t

  nginx:the configuration file /usr/local/webserver/nginx/conf/nginx.conf syntax is ok
  nginx:configuration file /usr/local/webserver/nginx/conf/nginx.conf test issuccessful
 配置OK。

二.下载naxsi模块:
wget http://naxsi.googlecode.com/files/naxsi-core-0.50.tgz 
tar zxvf naxsi-core-0.50.tgz

三.关联naxsi模块:
先查看nginx的原有./configure配置,然后复制后并添加naxsi模块的路径:

cd /tools/nginx-1.2.9
./configure --user=www --group=www --prefix=/usr/local/webserver/nginx --with-http_stub_status_module --with-http_ssl_module --add-module=/tools/ngx_devel_kit-0.2.19 --add-module=/tools/lua-nginx-module-0.9.2 --add-module=/tools/naxsi-core-0.50/naxsi_src/

make && make install

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