使用tornado ＋ nginx ＋ WebSocket 时出现 400 错误代码的解决方法
错误提示
1WebSocket handshake: Unexpected response code: 400 nginx
解决方法
修改nginx 配置文件，如下例子
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server {
listen 80;
root /home/chl/chat;
index index.html index.htm;
server_name _;
location / {
proxy_pass http://localhost:8080;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
}
}
其中下面三行是重要的
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proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
官方的配置 http://nginx.org/en/docs/http/websocket.html
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