nginx反向代理和负载均衡

• nginx反向代理和负载均衡

vim /usr/local/nginx/conf/vhosts/proxy.conf
            upstream XXXXX{
                server 61.135.169.125:80;
                server 61.135.169.121:80;
            }
            server{
                listen 80;
                server_name www.baidu.com;
                location / {
                    proxy_pass http://XXXXX/;
                    proxy_set_header Host $host;     #多个ip加上这行,这里可以固定写死为服务端的域名
                    proxy_set_header   X-Forwarded-Proto  $scheme;
                    proxy_set_header X-Real-IP $remote_addr; 
                    proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
                }

                location /bbs/ {
                    proxy_pass http://xxxxxxx/;  #访问到后端根
                }

                location /bbs/ {
                    proxy_pass http://xxxxxxx/bbs/;  #访问到后端bbs
                }

                location ~* ^.*.(jpg|gif) {
                    proxy_pass http://xxxxxxx;  #这种模糊匹配 代理上不能跟url,不然会提示语法错误
                }

            }

 代理tcp

stream {

    upstream cloudsocket {
       hash $remote_addr consistent;
      # $binary_remote_addr;
       server 192.168.182.155:3306 weight=5 max_fails=3 fail_timeout=30s;
    }
    server {
       listen 3306;#数据库服务器监听端口
       proxy_connect_timeout 10s;
       proxy_timeout 300s;#设置客户端和代理服务之间的超时时间，如果5分钟内没操作将自动断开。
       proxy_pass cloudsocket;
    }
}