nginx ws长连接配置

http根节点下配上

 		map $http_upgrade $connection_upgrade {default upgrade;''      close;}

如下：

server服务节点下，后端接口的代理配置

 			proxy_http_version 1.1;proxy_set_header Upgrade $http_upgrade;proxy_set_header Connection $connection_upgrade;proxy_set_header Host $host;