nginx 如何设置反向代理

代码片断

server {
	listen		80;
	server_name	yuanbiji.net;
	
	location / {
		proxy_pass	http://127.0.0.1:3000;
		
		proxy_http_version  1.1;
		proxy_cache_bypass  $http_upgrade;
		
		proxy_set_header Host               $host;
		proxy_set_header Upgrade            $http_upgrade;
		proxy_set_header Connection         "upgrade";
		proxy_set_header X-Forwarded-Host   $host;
		proxy_set_header X-Forwarded-Server $host;
		proxy_set_header X-Forwarded-Port   $server_port;
		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;
		proxy_pass_request_headers on;
	}
}