nginx

nginx作用：1.http服务，2.反向代理，3.负载均衡

nginx配置：用户进程--链接事件--http链接--server服务器--localtion地址过滤

1.用户、进程数，进程id，日志，
2.事件（最大链接数，网络序列化，驱动，一个进程是否多个链接）
3.http:文件类型，日志，文件传输，链接超时，upstream热备，server，错误页
4.server：单链接请求上限，监听端口，监听地址，location
5.location: url过滤，根目录，设置默认页，请求转向，拒绝ip，允许ip。

nginx反向代理和负载均衡：

##反向代理和负载均衡jabin2017/7/18
##================================
worker_processes 1;

events {
    worker_connections 1024;
}

http {
    include mime.types;
    default_type application/octet-stream;

    sendfile on;

    keepalive_timeout 65;

    upstream other {
        server 192.168.30.83:8098 weight=2;
        server 192.168.30.83:8099 weight=3;
    }

    server {
        listen 8001;
        server_name localhost;
        location / {
            #proxy_pass http://192.168.30.83:8099;
            proxy_pass http://other;
　　　　　　　proxy_redirect default;
            proxy_set_header Host $host;
　　　　　　　proxy_set_header X-Real-IP $remote_addr;  
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }
    server {
        listen 8099;
        server_name localhost;
        location / {
            root   E:JabinDOCDemo;
            index  index.html index.htm;
        }
    }
    server {
        listen 8098;
        server_name localhost;
        location / {
            root   E:JabinDOCEndlotteryassets;
            index  lottery.html index.htm;
        }
    }
}