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Ignore all extra Host values sent in the request.

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This commit is contained in:
Loïc Hoguin 2011-03-19 16:49:06 +01:00
parent 673c7e2cb5
commit ebe638165e
1 changed files with 5 additions and 2 deletions
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7
src/cowboy_http_protocol.erl
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@ -88,8 +88,8 @@ wait_header(Req, State=#state{socket=Socket,
-spec header({http_header, I::integer(), Field::http_header(), R::term(), -spec header({http_header, I::integer(), Field::http_header(), R::term(),
Value::string()} | http_eoh, Req::#http_req{}, State::#state{}) -> ok. Value::string()} | http_eoh, Req::#http_req{}, State::#state{}) -> ok.
header({http_header, _I, 'Host', _R, Value}, Req=#http_req{path=Path}, header({http_header, _I, 'Host', _R, Value}, Req=#http_req{path=Path,
State=#state{dispatch=Dispatch}) -> host=undefined}, State=#state{dispatch=Dispatch}) ->
Value2 = string:to_lower(Value), Value2 = string:to_lower(Value),
Host = cowboy_dispatcher:split_host(Value2), Host = cowboy_dispatcher:split_host(Value2),
%% @todo We probably want to filter the Host and Path here to allow %% @todo We probably want to filter the Host and Path here to allow
@ -102,6 +102,9 @@ header({http_header, _I, 'Host', _R, Value}, Req=#http_req{path=Path},
{error, notfound} -> {error, notfound} ->
error_terminate(404, State) error_terminate(404, State)
end; end;
%% Ignore Host headers if we already have it.
header({http_header, _I, 'Host', _R, _V}, Req, State) ->
wait_header(Req, State);
header({http_header, _I, 'Connection', _R, Connection}, Req, State) -> header({http_header, _I, 'Connection', _R, Connection}, Req, State) ->
ConnAtom = connection_to_atom(Connection), ConnAtom = connection_to_atom(Connection),
wait_header(Req#http_req{connection=ConnAtom, wait_header(Req#http_req{connection=ConnAtom,