Methods

EventMachine::WebSocket::Handshake76

Public Class Methods

handshake(headers, path, secure) click to toggle source
# File lib/em-websocket/handshake76.rb, line 6
def handshake(headers, path, secure)
  challenge_response = solve_challenge(
    headers['sec-websocket-key1'],
    headers['sec-websocket-key2'],
    headers['third-key']
  )

  scheme = (secure ? "wss" : "ws")
  location = "#{scheme}://#{headers['host']}#{path}"

  upgrade =  "HTTP/1.1 101 WebSocket Protocol Handshake\r\n"
  upgrade << "Upgrade: WebSocket\r\n"
  upgrade << "Connection: Upgrade\r\n"
  upgrade << "Sec-WebSocket-Location: #{location}\r\n"
  upgrade << "Sec-WebSocket-Origin: #{headers['origin']}\r\n"
  if protocol = headers['sec-websocket-protocol']
    validate_protocol!(protocol)
    upgrade << "Sec-WebSocket-Protocol: #{protocol}\r\n"
  end
  upgrade << "\r\n"
  upgrade << challenge_response

  return upgrade
end

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