Class: LiteCable::Server::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/lite_cable/server/middleware.rb

Overview

Rack middleware to hijack the socket

Defined Under Namespace

Classes: HijackNotAvailable

Instance Method Summary collapse

Constructor Details

#initialize(_app, connection_class:) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/lite_cable/server/middleware.rb', line 9

def initialize(_app, connection_class:)
  @connection_class = connection_class
  @heart_beat = HeartBeat.new
end

Instance Method Details

#call(env) ⇒ Object

Raises:



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# File 'lib/lite_cable/server/middleware.rb', line 14

def call(env)
  return [404, {"Content-Type" => "text/plain"}, ["Not Found"]] unless
    env["HTTP_UPGRADE"] == "websocket"

  raise HijackNotAvailable unless env["rack.hijack"]

  env["rack.hijack"].call
  handshake = send_handshake(env)

  socket = ClientSocket::Base.new env, env["rack.hijack_io"], handshake.version
  init_connection socket
  init_heartbeat socket
  socket.listen
  [-1, {}, []]
end