::: cowboy_spdy The `cowboy_spdy` module implements SPDY/3 as a Ranch protocol. :: Types : opts() = [{env, cowboy_middleware:env()} | {middlewares, [module()]} | {onrequest, cowboy:onrequest_fun()} | {onresponse, cowboy:onresponse_fun()}] Configuration for the SPDY protocol handler. This configuration is passed to Cowboy when starting listeners using the `cowboy:start_spdy/4` function. It can be updated without restarting listeners using the Ranch functions `ranch:get_protocol_options/1` and `ranch:set_protocol_options/2`. :: Option descriptions The default value is given next to the option name. : env ([{listener, Ref}]) Initial middleware environment. : middlewares ([cowboy_router, cowboy_handler]) List of middlewares to execute for every requests. : onrequest (undefined) Fun called every time a request is received. : onresponse (undefined) Fun called every time a response is sent. :: Exports None.