nginx正向代理
server { listen 8090; server_name www.gps.com; location / { resolver 218.85.157.99 218.85.152.99; resolver_timeout 30s; proxy_pass http://$host$request_uri; } access_log /data/httplogs/proxy-$host-aceess.log; }
测试:
http://www.gps.com:8090
resolver指令
语法: resolver address … [valid=time];
默认值: —
配置段: http, server, location
配置DNS服务器IP地址。可以指定多个,以轮询方式请求。
nginx会缓存解析的结果。默认情况下,缓存时间是名字解析响应中的TTL字段的值,可以通过valid参数更改。resolver_timeout指令
语法: resolver_timeout time;
默认值: resolver_timeout 30s;
配置段: http, server, location
解析超时时间。
nginx反向代理
1、普通轮询
server { listen 80; server_name www.123.com; location / { proxy_pass http://127.0.0.1:8080; index index.html index.htm index.jsp; } }
我们监听80端口,访问域名为www.123.com,不加端口号时默认为80端口,故访问该域名时会跳转到127.0.0.1:8080路径上。
nginx 负载均衡
upstream OrdinaryPolling { server 127.0.0.1:8080; server 127.0.0.1:8081; } server { listen 80; server_name localhost; location / { proxy_pass http://OrdinaryPolling; index index.html index.htm index.jsp; } }
2、基于比例加权轮询
upstream OrdinaryPolling { server 127.0.0.1:8080 weight=5; server 127.0.0.1:8081 weight=2; } server { listen 80; server_name localhost; location / { proxy_pass http://OrdinaryPolling; index index.html index.htm index.jsp; } }
基于IP路由负载
upstream OrdinaryPolling { ip_hash; server 127.0.0.1:8080 weight=5; server 127.0.0.1:8081 weight=2; } server { listen 80; server_name localhost; location / { proxy_pass http://OrdinaryPolling; index index.html index.htm index.jsp; } }
3、基于服务器响应时间负载分配
upstream OrdinaryPolling { server 127.0.0.1:8080 weight=5; server 127.0.0.1:8081 weight=2; fair; } server { listen 80; server_name localhost; location / { proxy_pass http://OrdinaryPolling; index index.html index.htm index.jsp; } }
4、对不同域名实现负载均衡
upstream wordbackend { server 127.0.0.1:8080; server 127.0.0.1:8081; } upstream pptbackend { server 127.0.0.1:8082; server 127.0.0.1:8083; } server { listen 80; server_name localhost; location /word/ { proxy_pass http://wordbackend; index index.html index.htm index.jsp; } location /ppt/ { proxy_pass http://pptbackend; index index.html index.htm index.jsp; } }
静态资源服务器
server { listen 8300; server_name localhost; location / { root /home/testStatic; access_log on; autoindex on; } }
server_name:域名
listen:端口
root:静态页的路径
转载:https://blog.csdn.net/Coder_Boy_/article/details/111503753?utm_source=app
https://blog.csdn.net/Coder_Boy_/article/details/111503753?utm_source=app