nginx配置反向代理,负载均衡,解决Sorry, Page Not Found

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已于 2023-03-16 17:38:31 修改

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于 2020-08-12 10:10:16 首次发布

本文链接：https://blog.youkuaiyun.com/qq_41274509/article/details/107950593

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本文详细介绍了Nginx作为反向代理服务器的配置方法，包括如何设置前端项目和后端服务集群的反向代理，以及如何解决常见的PageNotFound问题。同时，文中还涉及了如何设置错误页面和跨域请求的处理。

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user  root;
worker_processes  1;



events {
    worker_connections  1024;
}


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


    sendfile        on;

    keepalive_timeout  65;


	underscores_in_headers on;
	proxy_set_header        Host $host;  
	proxy_set_header        X-Real-IP $remote_addr;  
	proxy_set_header        Destination $fixed_destination;  

	#后端服务集群配置
    upstream mysite {
            server 192.168.1.22:9999 weight=1;
            server 192.168.1.22:9998 weight=1;
         }


    server {
    	#端口
        listen      80;
        #IP
        server_name  192.168.1.22;

		proxy_set_header Host $http_host;
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		proxy_set_header X-Forwarded-Proto $scheme;
		
        add_header 'Access-Control-Allow-Origin' *;
		add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT,OPTIONS';

		
			#反向代理前端项目project
		  location / {
             root   /usr/local/project/dist;
             index  index.html;	   		
			proxy_set_header Host $http_host;
			proxy_set_header X-Real-IP $remote_addr;
			#解决Sorry, Page Not Found
			try_files $uri $uri/ @router;

        }
        #解决Sorry, Page Not Found
		location @router {
		  rewrite ^.*$ /index.html last;
		}

		#反向代理前端项目printProject 前端路径需加前缀 SelfPrint 不然访问不到静态文件
       location /SelfPrint {
             alias  /usr/local/project/printProject/dist/;
             index  index.html;
             proxy_set_header Host $http_host;
             proxy_set_header X-Real-IP $remote_addr;

        }


		#反向代理后端服务集群
		location /api {
             proxy_pass http://mysite/;
        }
	

	#反向代理后端服务
	location /print {
                proxy_pass http://192.168.1.22:8888/;
        }




		#发生错误时指定错误页
        error_page  404              /index.html;

        #发生错误时指定错误页
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}