server { ???????listen 80; ???????listen 443 ssl http2; ???????server_name lyz810.com; ????????root /website/lyz810-main; ????????ssl_certificate ????certificate/lyz810.com.crt; ???????ssl_certificate_key certificate/lyz810.com.key; ????????location /websocket/ { ???????????????internal; ????????????????if ( $http_sec_websocket_protocol = "" ) { ???????????????????????return 400; ???????????????} ???????????????proxy_pass http://127.0.0.1:$arg_port; ???????????????proxy_http_version 1.1; ???????????????proxy_set_header X-Client-IP $remote_addr; ???????????????proxy_set_header Upgrade $http_upgrade; ???????????????proxy_set_header Connection "upgrade"; ???????????????proxy_read_timeout 300s; ???????} ???????location /chatRoom { ???????????????rewrite .* /websocket/?port=8100; ???????} ???????location /chatRobot { ???????????????rewrite .* /websocket/?port=8101; ???????}}服务器内部起了2个websocket服务，分别监听8100、8101端口nginx根据访问不同的location，选择代理到那个ws服务商
/websocket/是个内部location，直接访问会报错
参考链接：
http://www.cnblogs.com/weidiao/p/7389744.html
http://www.cnblogs.com/mzsg/p/5623494.html
nginx配置支持https和wss(websocket)协议
原文地址：http://www.cnblogs.com/hopelooking/p/7799517.html