Nginx负载均衡简易方法

来源:互联网 发布:英语句子语法分析软件 编辑:程序博客网 时间:2024/05/16 18:25

做个简单的测试,一个Nginx, 通过FastCGI协议和另外两台服务器上的基于CppCMS开发的web server通信。配置方法很简单:

首先,必须在http配置内部,server 配置之前添加下面的upstream信息:

upstream backend {    server 192.168.1.55:8080;    server 192.168.1.58:8080;}

然后在某个server配置里面,包含了fastcgi的配置文件:

    include ./conf.d/fastcgi.test;

在这个fastcgi.test中,沿用CppCMS需要的fastcgi大多数配置, 除了将fastcgi_pass后面的IP:port 改成前面设置的backend.

location ~ ^/my_site_path.*$ {    fastcgi_pass backend;    fastcgi_split_path_info ^(/my_site)(.*)$;    fastcgi_param SCRIPT_FILENAME  $fastcgi_script_name;    fastcgi_param PATH_INFO        $fastcgi_path_info;    fastcgi_param  SCRIPT_NAME     /my_site;    fastcgi_param  QUERY_STRING    $query_string;    fastcgi_param  REQUEST_METHOD  $request_method;    fastcgi_param  CONTENT_TYPE    $content_type;    fastcgi_param  CONTENT_LENGTH  $content_length;    fastcgi_param  REQUEST_URI     $request_uri;    fastcgi_param  DOCUMENT_URI    $document_uri;    fastcgi_param  DOCUMENT_ROOT   $document_root;    fastcgi_param  SERVER_PROTOCOL $server_protocol;    fastcgi_param  GATEWAY_INTERFACE  CGI/1.1;    fastcgi_param  SERVER_SOFTWARE    nginx;    fastcgi_param  REMOTE_ADDR        $remote_addr;    fastcgi_param  REMOTE_PORT        $remote_port;    fastcgi_param  SERVER_ADDR        $server_addr;    fastcgi_param  SERVER_PORT        $server_port;    fastcgi_param  SERVER_NAME        $server_name;}

现在测试一下,关闭一台web server,网页依然能够正常浏览。

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