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send resp_headers with websocket responses

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Cameron Bytheway 2016-06-24 19:34:11 -06:00
parent 0ba3a9a222
commit e09a856805
3 changed files with 54 additions and 5 deletions
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5
src/cowboy_websocket.erl
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@ -152,12 +152,13 @@ websocket_handshake(State=#state{key=Key},
Req=#{pid := Pid, streamid := StreamID}, HandlerState, Env) ->
Challenge = base64:encode(crypto:hash(sha,
<< Key/binary, "258EAFA5-E914-47DA-95CA-C5AB0DC85B11" >>)),
Headers = #{
RespHeaders = maps:get(resp_headers, Req, #{}),
Headers = maps:merge(RespHeaders, #{
%% @todo Hmm should those be here or in cowboy_http?
<<"connection">> => <<"Upgrade">>,
<<"upgrade">> => <<"websocket">>,
<<"sec-websocket-accept">> => Challenge
},
}),
Pid ! {{Pid, StreamID}, {switch_protocol, Headers, ?MODULE, {Req, State, HandlerState}}},
{ok, Req, Env}.