PanBlogs
nginx转发不支持 websocket原因
Upgrade: websocketUpgrade: websocket关键参数：Upgrade
nginx在反向代理的时候 少转发了头，添加上就可以了。
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade"; proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";完整配置：
location / {
proxy_pass http://cluster;
client_max_body_size 500M;
client_body_buffer_size 10M;
fastcgi_intercept_errors on;
proxy_connect_timeout 60;
proxy_send_timeout 60;
proxy_read_timeout 60;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
}location / {
proxy_pass http://cluster;
client_max_body_size 500M;
client_body_buffer_size 10M;
fastcgi_intercept_errors on;
proxy_connect_timeout 60;
proxy_send_timeout 60;
proxy_read_timeout 60;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
}