gistfile1.txt

jWebSocket handshake request:

[[:receive_data,
  "GET / HTTP/1.1\r\nHost: 10.40.21.133\r\nUpgrade: WebSocket\r\nConnection: Upgrade\r\nSec-WebSocket-Origin: http://10.40.21.133\r\nSec-WebSocket-Protocol: org.jwebsocket.json\r\nSec-WebSocket-Key: 86OhCtcFEa8VRGBQ9R7u1Q==\r\nSec-WebSocket-Version: 8\r\n"]]

Chrome handshake request:

[[:receive_data,
  "GET / HTTP/1.1\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nHost: localhost:3000\r\nSec-WebSocket-Origin: null\r\nSec-WebSocket-Key: UOShYhJF+HYUBLtDYNtgnw==\r\nSec-WebSocket-Version: 8\r\n\r\n"]]


em-websocket code:

module EventMachine
  module WebSocket
    class HandlerFactory
      PATH   = /^(\w+) (\/[^\s]*) HTTP\/1\.1$/
      HEADER = /^([^:]+):\s*(.+)$/

      def self.build(connection, data, secure = false, debug = false)
        (header, remains) = data.split("\r\n\r\n", 2)
        unless remains
          # The whole header has not been received yet.
          return nil
        end