log:
log: requestMethod: GET
log: requestHeaders
+log: Accept-Encoding: gzip,deflate
+log: Accept-Language: en-us,en
log: Cache-Control: no-cache
log: Connection: Upgrade
log: Host: localhost:8880
-log: Origin: http://127.0.0.1:8000
+log: Origin: http://127.0.0.1:8000/
log: Pragma: no-cache
-log: Sec-WebSocket-Extensions: permessage-deflate; client_max_window_bits, x-webkit-deflate-frame
+log: Sec-WebSocket-Extensions: permessage-deflate; client_max_window_bits
log: Sec-WebSocket-Key: ***
log: Sec-WebSocket-Version: 13
log: Upgrade: websocket