Fix problem with pipelined http requests arriving in single packet
This fixes github issue ejabberd#835
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55a92c2983
commit
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@ -287,16 +287,18 @@ process_header(State, Data) ->
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HostProvided),
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State2 = State#state{request_host = Host,
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request_port = Port, request_tp = TP},
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Out = process_request(State2),
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send_text(State2, Out),
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case State2#state.request_keepalive of
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{State3, Out} = process_request(State2),
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send_text(State3, Out),
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case State3#state.request_keepalive of
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true ->
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#state{sockmod = SockMod, socket = Socket,
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trail = State3#state.trail,
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options = State#state.options,
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default_host = State#state.default_host,
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request_handlers = State#state.request_handlers};
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_ ->
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#state{end_of_request = true,
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trail = State3#state.trail,
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options = State#state.options,
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default_host = State#state.default_host,
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request_handlers = State#state.request_handlers}
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@ -366,20 +368,20 @@ process(Handlers, Request, Socket, SockMod, Trail) ->
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end.
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extract_path_query(#state{request_method = Method,
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request_path = {abs_path, Path}})
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request_path = {abs_path, Path}} = State)
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when Method =:= 'GET' orelse
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Method =:= 'HEAD' orelse
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Method =:= 'DELETE' orelse Method =:= 'OPTIONS' ->
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case catch url_decode_q_split(Path) of
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{'EXIT', _} -> false;
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{NPath, Query} ->
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LPath = normalize_path([NPE
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|| NPE <- str:tokens(path_decode(NPath), <<"/">>)]),
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LQuery = case catch parse_urlencoded(Query) of
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{'EXIT', _Reason} -> [];
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LQ -> LQ
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end,
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{LPath, LQuery, <<"">>}
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{'EXIT', _} -> {State, false};
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{NPath, Query} ->
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LPath = normalize_path([NPE
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|| NPE <- str:tokens(path_decode(NPath), <<"/">>)]),
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LQuery = case catch parse_urlencoded(Query) of
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{'EXIT', _Reason} -> [];
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LQ -> LQ
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end,
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{State, {LPath, LQuery, <<"">>}}
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end;
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extract_path_query(#state{request_method = Method,
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request_path = {abs_path, Path},
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@ -388,21 +390,21 @@ extract_path_query(#state{request_method = Method,
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socket = _Socket} = State)
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when (Method =:= 'POST' orelse Method =:= 'PUT') andalso
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is_integer(Len) ->
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Data = recv_data(State, Len),
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{NewState, Data} = recv_data(State, Len),
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?DEBUG("client data: ~p~n", [Data]),
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case catch url_decode_q_split(Path) of
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{'EXIT', _} -> false;
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{NPath, _Query} ->
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LPath = normalize_path([NPE
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|| NPE <- str:tokens(path_decode(NPath), <<"/">>)]),
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LQuery = case catch parse_urlencoded(Data) of
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{'EXIT', _Reason} -> [];
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LQ -> LQ
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end,
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{LPath, LQuery, Data}
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{'EXIT', _} -> {NewState, false};
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{NPath, _Query} ->
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LPath = normalize_path([NPE
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|| NPE <- str:tokens(path_decode(NPath), <<"/">>)]),
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LQuery = case catch parse_urlencoded(Data) of
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{'EXIT', _Reason} -> [];
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LQ -> LQ
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end,
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{NewState, {LPath, LQuery, Data}}
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end;
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extract_path_query(_State) ->
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false.
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extract_path_query(State) ->
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{State, false}.
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process_request(#state{request_method = Method,
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request_auth = Auth,
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@ -417,9 +419,9 @@ process_request(#state{request_method = Method,
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request_handlers = RequestHandlers,
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trail = Trail} = State) ->
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case extract_path_query(State) of
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false ->
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make_bad_request(State);
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{LPath, LQuery, Data} ->
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{State2, false} ->
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{State2, make_bad_request(State)};
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{State2, {LPath, LQuery, Data}} ->
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PeerName =
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case SockMod of
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gen_tcp ->
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@ -445,23 +447,24 @@ process_request(#state{request_method = Method,
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opts = Options,
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headers = RequestHeaders,
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ip = IP},
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case process(RequestHandlers, Request, Socket, SockMod, Trail) of
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El when is_record(El, xmlel) ->
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make_xhtml_output(State, 200, [], El);
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{Status, Headers, El}
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when is_record(El, xmlel) ->
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make_xhtml_output(State, Status, Headers, El);
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Output when is_binary(Output) or is_list(Output) ->
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make_text_output(State, 200, [], Output);
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{Status, Headers, Output}
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when is_binary(Output) or is_list(Output) ->
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make_text_output(State, Status, Headers, Output);
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{Status, Reason, Headers, Output}
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when is_binary(Output) or is_list(Output) ->
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make_text_output(State, Status, Reason, Headers, Output);
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_ ->
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none
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end
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Res = case process(RequestHandlers, Request, Socket, SockMod, Trail) of
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El when is_record(El, xmlel) ->
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make_xhtml_output(State, 200, [], El);
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{Status, Headers, El}
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when is_record(El, xmlel) ->
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make_xhtml_output(State, Status, Headers, El);
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Output when is_binary(Output) or is_list(Output) ->
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make_text_output(State, 200, [], Output);
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{Status, Headers, Output}
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when is_binary(Output) or is_list(Output) ->
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make_text_output(State, Status, Headers, Output);
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{Status, Reason, Headers, Output}
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when is_binary(Output) or is_list(Output) ->
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make_text_output(State, Status, Reason, Headers, Output);
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_ ->
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none
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end,
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{State2, Res}
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end.
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make_bad_request(State) ->
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@ -501,21 +504,24 @@ is_ipchain_trusted(UserIPs, TrustedIPs) ->
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recv_data(State, Len) -> recv_data(State, Len, <<>>).
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recv_data(_State, 0, Acc) -> (iolist_to_binary(Acc));
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recv_data(State, 0, Acc) -> {State, Acc};
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recv_data(#state{trail = Trail} = State, Len, <<>>) when byte_size(Trail) > Len ->
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<<Data:Len/binary, Rest/binary>> = Trail,
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{State#state{trail = Rest}, Data};
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recv_data(State, Len, Acc) ->
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case State#state.trail of
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<<>> ->
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case (State#state.sockmod):recv(State#state.socket, Len,
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300000)
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of
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{ok, Data} ->
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recv_data(State, Len - byte_size(Data), <<Acc/binary, Data/binary>>);
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_ -> <<"">>
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end;
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_ ->
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Trail = (State#state.trail),
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recv_data(State#state{trail = <<>>},
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Len - byte_size(Trail), <<Acc/binary, Trail/binary>>)
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<<>> ->
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case (State#state.sockmod):recv(State#state.socket, Len,
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300000)
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of
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{ok, Data} ->
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recv_data(State, Len - byte_size(Data), <<Acc/binary, Data/binary>>);
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_ -> <<"">>
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end;
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_ ->
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Trail = (State#state.trail),
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recv_data(State#state{trail = <<>>},
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Len - byte_size(Trail), <<Acc/binary, Trail/binary>>)
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end.
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make_xhtml_output(State, Status, Headers, XHTML) ->
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