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https://github.com/ninenines/cowboy.git
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Add many tests for RFC7540 5.1 and 5.1.1 and related fixes
This commit is contained in:
Loïc Hoguin
parent
4048f16365
commit
9ef4536656
2 changed files with 598 additions and 6 deletions
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@ -1670,3 +1670,569 @@ continuation_wrong_stream_error(Config) ->
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%% Receive a PROTOCOL_ERROR connection error.
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{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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%% Stream states.
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idle_stream_reject_data(Config) ->
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doc("DATA frames received on an idle stream must be rejected "
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"with a PROTOCOL_ERROR connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a DATA frame on an idle stream.
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ok = gen_tcp:send(Socket, cow_http2:data(1, fin, <<"Unexpected DATA frame.">>)),
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%% Receive a PROTOCOL_ERROR connection error.
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{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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idle_stream_accept_headers(Config) ->
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doc("HEADERS frames received on an idle stream must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame on an idle stream.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Receive a HEADERS frame as a response.
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{ok, << _:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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idle_stream_accept_priority(Config) ->
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doc("PRIORITY frames received on an idle stream must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a PRIORITY frame on an idle stream.
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ok = gen_tcp:send(Socket, cow_http2:priority(1, shared, 3, 123)),
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%% Receive no error.
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{error, timeout} = gen_tcp:recv(Socket, 7, 1000),
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%% Send a HEADERS frame on the same stream.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Receive a HEADERS frame as a response.
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{ok, << _:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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idle_stream_reject_rst_stream(Config) ->
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doc("RST_STREAM frames received on an idle stream must be rejected "
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"with a PROTOCOL_ERROR connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send an RST_STREAM frame on an idle stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, no_error)),
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%% Receive a PROTOCOL_ERROR connection error.
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{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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idle_stream_reject_push_promise(Config) ->
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doc("PUSH_PROMISE frames received on an idle stream must be rejected "
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"with a PROTOCOL_ERROR connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a PUSH_PROMISE frame on an idle stream.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:push_promise(1, 3, HeadersBlock)),
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%% Receive a PROTOCOL_ERROR connection error.
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{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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idle_stream_reject_window_update(Config) ->
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doc("WINDOW_UPDATE frames received on an idle stream must be rejected "
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"with a PROTOCOL_ERROR connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a WINDOW_UPDATE frame on an idle stream.
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ok = gen_tcp:send(Socket, cow_http2:window_update(1, 12345)),
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%% Receive a PROTOCOL_ERROR connection error.
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{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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%reserved (local) - after sending PUSH_PROMISE:
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% An endpoint MUST NOT send any type of frame other than HEADERS,
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% RST_STREAM, or PRIORITY in this state.
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%%% how to test this?
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%
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% A PRIORITY or WINDOW_UPDATE frame MAY be received in this state.
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% Receiving any type of frame other than RST_STREAM, PRIORITY, or
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% WINDOW_UPDATE on a stream in this state MUST be treated as a
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% connection error (Section 5.4.1) of type PROTOCOL_ERROR.
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%%% we need to use a large enough file for this
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%
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%reserved_local_reject_data
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%reserved_local_reject_headers
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%reserved_local_accept_priority
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%reserved_local_accept_rst_stream
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%reserved_local_reject_push_promise %% do we even care? we reject it always
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%reserved_local_accept_window_update
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%
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%half-closed (remote):
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% If an endpoint receives additional frames, other than
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% WINDOW_UPDATE, PRIORITY, or RST_STREAM, for a stream that is in
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% this state, it MUST respond with a stream error (Section 5.4.2) of
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% type STREAM_CLOSED.
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half_closed_remote_reject_data(Config) ->
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doc("DATA frames received on a half-closed (remote) stream must be rejected "
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"with a STREAM_CLOSED stream error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame with the FIN flag set.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Send a DATA frame on that now half-closed (remote) stream.
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ok = gen_tcp:send(Socket, cow_http2:data(1, fin, <<"Unexpected DATA frame.">>)),
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%% Receive a STREAM_CLOSED stream error.
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{ok, << _:24, 3:8, _:8, 1:32, 5:32 >>} = gen_tcp:recv(Socket, 13, 6000),
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ok.
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half_closed_remote_reject_headers(Config) ->
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doc("HEADERS frames received on a half-closed (remote) stream must be rejected "
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"with a STREAM_CLOSED stream error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame with the FIN flag set.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Send a HEADERS frame on that now half-closed (remote) stream.
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Receive a STREAM_CLOSED stream error.
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{ok, << _:24, 3:8, _:8, 1:32, 5:32 >>} = gen_tcp:recv(Socket, 13, 6000),
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ok.
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half_closed_remote_accept_priority(Config) ->
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doc("PRIORITY frames received on a half-closed stream must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame with the FIN flag set.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Send a PRIORITY frame on that now half-closed (remote) stream.
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ok = gen_tcp:send(Socket, cow_http2:priority(1, shared, 3, 123)),
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%% Receive a HEADERS frame as a response.
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{ok, << _:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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half_closed_remote_accept_rst_stream(Config) ->
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doc("RST_STREAM frames received on a half-closed stream must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame with the FIN flag set.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Send an RST_STREAM frame on that now half-closed (remote) stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, no_error)),
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%% Receive nothing back.
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{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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%% half_closed_remote_reject_push_promise
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%%
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%% We respond to all PUSH_PROMISE frames with a PROTOCOL_ERROR connection error
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%% because PUSH is disabled in that direction. We therefore cannot test other
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%% error conditions.
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half_closed_remote_accept_window_update(Config) ->
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doc("WINDOW_UPDATE frames received on a half-closed stream must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame with the FIN flag set.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Send a WINDOW_UPDATE frame on that now half-closed (remote) stream.
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ok = gen_tcp:send(Socket, cow_http2:window_update(1, 12345)),
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%% Receive a HEADERS frame as a response.
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{ok, << _:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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rst_stream_closed_reject_data(Config) ->
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doc("DATA frames received on a stream closed via RST_STREAM must be rejected "
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"with a STREAM_CLOSED stream error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Send an RST_STREAM frame to close the stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Send a DATA frame on the now RST_STREAM closed stream.
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ok = gen_tcp:send(Socket, cow_http2:data(1, fin, <<"Unexpected DATA frame.">>)),
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%% Receive a STREAM_CLOSED stream error.
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{ok, << _:24, 3:8, _:8, 1:32, 5:32 >>} = gen_tcp:recv(Socket, 13, 6000),
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ok.
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rst_stream_closed_reject_headers(Config) ->
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doc("HEADERS frames received on a stream closed via RST_STREAM must be rejected "
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"with a STREAM_CLOSED stream error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Send an RST_STREAM frame to close the stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Send a HEADERS frame on the now RST_STREAM closed stream.
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Receive a STREAM_CLOSED stream error.
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{ok, << _:24, 3:8, _:8, 1:32, 5:32 >>} = gen_tcp:recv(Socket, 13, 6000),
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ok.
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rst_stream_closed_accept_priority(Config) ->
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doc("PRIORITY frames received on a stream closed via RST_STREAM "
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"must be accepted. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Send an RST_STREAM frame to close the stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Send a PRIORITY frame on that now RST_STREAM closed stream.
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ok = gen_tcp:send(Socket, cow_http2:priority(1, shared, 3, 123)),
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%% Receive nothing back.
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{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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rst_stream_closed_ignore_rst_stream(Config) ->
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doc("RST_STREAM frames received on a stream closed via RST_STREAM "
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"must be ignored to avoid looping. (RFC7540 5.1, RFC7540 5.4.2)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Send an RST_STREAM frame to close the stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Send an extra RST_STREAM.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Receive nothing back.
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{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
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ok.
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%% rst_stream_closed_reject_push_promise
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%%
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%% We respond to all PUSH_PROMISE frames with a PROTOCOL_ERROR connection error
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%% because PUSH is disabled in that direction. We therefore cannot test other
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%% error conditions.
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rst_stream_closed_reject_window_update(Config) ->
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doc("WINDOW_UPDATE frames received on a stream closed via RST_STREAM "
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"must be rejected with a STREAM_CLOSED stream error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
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%% Send an RST_STREAM frame to close the stream.
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ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
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%% Send a WINDOW_UPDATE frame on the now RST_STREAM closed stream.
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ok = gen_tcp:send(Socket, cow_http2:window_update(1, 12345)),
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%% Receive a STREAM_CLOSED stream error.
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{ok, << _:24, 3:8, _:8, 1:32, 5:32 >>} = gen_tcp:recv(Socket, 13, 6000),
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ok.
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stream_closed_reject_data(Config) ->
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doc("DATA frames received on a stream closed normally must be rejected "
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"with a STREAM_CLOSED connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Receive the response.
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{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
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{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
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%% Send a DATA frame on the now closed stream.
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ok = gen_tcp:send(Socket, cow_http2:data(1, fin, <<"Unexpected DATA frame.">>)),
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%% Receive a STREAM_CLOSED connection error.
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{ok, << _:24, 7:8, _:72, 5:32 >>} = gen_tcp:recv(Socket, 17, 6000),
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ok.
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stream_closed_reject_headers(Config) ->
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doc("HEADERS frames received on a stream closed normally must be rejected "
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"with a STREAM_CLOSED connection error. (RFC7540 5.1)"),
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{ok, Socket} = do_handshake(Config),
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%% Send a HEADERS frame.
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{HeadersBlock, _} = cow_hpack:encode([
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{<<":method">>, <<"GET">>},
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{<<":scheme">>, <<"http">>},
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{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
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{<<":path">>, <<"/">>}
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]),
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ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
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%% Receive the response.
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{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
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{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
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{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
|
||||
%% Send a HEADERS frame on the now closed stream.
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
|
||||
%% Receive a STREAM_CLOSED connection error.
|
||||
{ok, << _:24, 7:8, _:72, 5:32 >>} = gen_tcp:recv(Socket, 17, 6000),
|
||||
ok.
|
||||
|
||||
stream_closed_accept_priority(Config) ->
|
||||
doc("PRIORITY frames received on a stream closed normally must be accepted. (RFC7540 5.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
|
||||
%% Receive the response.
|
||||
{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
|
||||
{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
|
||||
%% Send a PRIORITY frame on the now closed stream.
|
||||
ok = gen_tcp:send(Socket, cow_http2:priority(1, shared, 3, 123)),
|
||||
%% Receive nothing back.
|
||||
{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
|
||||
ok.
|
||||
|
||||
stream_closed_accept_rst_stream(Config) ->
|
||||
doc("RST_STREAM frames received on a stream closed normally "
|
||||
"must be accepted for a short period. (RFC7540 5.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
|
||||
%% Receive the response.
|
||||
{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
|
||||
{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
|
||||
%% Send an RST_STREAM frame on the now closed stream.
|
||||
ok = gen_tcp:send(Socket, cow_http2:rst_stream(1, cancel)),
|
||||
%% Receive nothing back.
|
||||
{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
|
||||
ok.
|
||||
|
||||
%% stream_closed_reject_push_promise
|
||||
%%
|
||||
%% We respond to all PUSH_PROMISE frames with a PROTOCOL_ERROR connection error
|
||||
%% because PUSH is disabled in that direction. We therefore cannot test other
|
||||
%% error conditions.
|
||||
|
||||
stream_closed_accept_window_update(Config) ->
|
||||
doc("WINDOW_UPDATE frames received on a stream closed normally "
|
||||
"must be accepted for a short period. (RFC7540 5.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(1, nofin, HeadersBlock)),
|
||||
%% Receive the response.
|
||||
{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
|
||||
{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
|
||||
%% Send a WINDOW_UPDATE frame on the now closed stream.
|
||||
ok = gen_tcp:send(Socket, cow_http2:window_update(1, 12345)),
|
||||
%% Receive nothing back.
|
||||
{error, timeout} = gen_tcp:recv(Socket, 9, 6000),
|
||||
ok.
|
||||
|
||||
%% @todo While we accept RST_STREAM and WINDOW_UPDATE for a short period
|
||||
%% after the stream closed normally, we may want to reject the ones coming
|
||||
%% a significant amount of time after that.
|
||||
|
||||
%% @todo Frames may arrive on a stream after we send an RST_STREAM for it.
|
||||
%% They must be ignored for a short period of time:
|
||||
%
|
||||
% If this state is reached as a result of sending a RST_STREAM
|
||||
% frame, the peer that receives the RST_STREAM might have already
|
||||
% sent -- or enqueued for sending -- frames on the stream that
|
||||
% cannot be withdrawn. An endpoint MUST ignore frames that it
|
||||
% receives on closed streams after it has sent a RST_STREAM frame.
|
||||
% An endpoint MAY choose to limit the period over which it ignores
|
||||
% frames and treat frames that arrive after this time as being in
|
||||
% error.
|
||||
|
||||
%% @todo Ensure that rejected DATA frames result in the connection
|
||||
%% flow-control window being updated. How to test this?
|
||||
%
|
||||
% Flow-controlled frames (i.e., DATA) received after sending
|
||||
% RST_STREAM are counted toward the connection flow-control window.
|
||||
% Even though these frames might be ignored, because they are sent
|
||||
% before the sender receives the RST_STREAM, the sender will
|
||||
% consider the frames to count against the flow-control window.
|
||||
|
||||
%% Stream identifiers.
|
||||
|
||||
reject_streamid_even(Config) ->
|
||||
doc("HEADERS frames received with an even-numbered streamid "
|
||||
"must be rejected with a PROTOCOL_ERROR connection error. (RFC7540 5.1.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame with an even-numbered streamid.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(2, fin, HeadersBlock)),
|
||||
%% Receive a PROTOCOL_ERROR connection error.
|
||||
{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
|
||||
ok.
|
||||
|
||||
reject_streamid_0(Config) ->
|
||||
doc("HEADERS frames received with streamid 0 (zero) "
|
||||
"must be rejected with a PROTOCOL_ERROR connection error. (RFC7540 5.1.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame with an streamid 0.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(0, fin, HeadersBlock)),
|
||||
%% Receive a PROTOCOL_ERROR connection error.
|
||||
{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
|
||||
ok.
|
||||
|
||||
http_upgrade_reject_reuse_streamid_1(Config) ->
|
||||
doc("Attempts to reuse streamid 1 after upgrading to HTTP/2 "
|
||||
"must be rejected with a PROTOCOL_ERROR connection error. (RFC7540 5.1.1)"),
|
||||
{ok, Socket} = gen_tcp:connect("localhost", config(port, Config), [binary, {active, false}]),
|
||||
ok = gen_tcp:send(Socket, [
|
||||
"GET / HTTP/1.1\r\n"
|
||||
"Host: localhost\r\n"
|
||||
"Connection: Upgrade, HTTP2-Settings\r\n"
|
||||
"Upgrade: h2c\r\n"
|
||||
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
|
||||
"\r\n"]),
|
||||
ok = do_recv_101(Socket),
|
||||
%% Send a valid preface.
|
||||
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
|
||||
%% Receive the server preface.
|
||||
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
|
||||
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
|
||||
%% Send the SETTINGS ack.
|
||||
ok = gen_tcp:send(Socket, cow_http2:settings_ack()),
|
||||
%% Receive the SETTINGS ack, and the response HEADERS and DATA (Stream ID 1).
|
||||
Received = lists:reverse(lists:foldl(fun(_, Acc) ->
|
||||
case gen_tcp:recv(Socket, 9, 1000) of
|
||||
{ok, << 0:24, 4:8, 1:8, 0:32 >>} ->
|
||||
[settings_ack|Acc];
|
||||
{ok, << SkipLen:24, 1:8, _:8, 1:32 >>} ->
|
||||
{ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
|
||||
[headers|Acc];
|
||||
{ok, << SkipLen:24, 0:8, _:8, 1:32 >>} ->
|
||||
{ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
|
||||
[data|Acc]
|
||||
end
|
||||
end, [], [1, 2, 3])),
|
||||
case Received of
|
||||
[settings_ack, headers, data] -> ok;
|
||||
[headers, settings_ack, data] -> ok;
|
||||
[headers, data, settings_ack] -> ok
|
||||
end,
|
||||
%% Send a HEADERS frame with streamid 1.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(1, fin, HeadersBlock)),
|
||||
%% Receive a PROTOCOL_ERROR connection error.
|
||||
{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
|
||||
ok.
|
||||
|
||||
reject_streamid_lower(Config) ->
|
||||
doc("HEADERS frames received with streamid lower than the previous stream "
|
||||
"must be rejected with a PROTOCOL_ERROR connection error. (RFC7540 5.1.1)"),
|
||||
{ok, Socket} = do_handshake(Config),
|
||||
%% Send a HEADERS frame with streamid 5.
|
||||
{HeadersBlock, _} = cow_hpack:encode([
|
||||
{<<":method">>, <<"GET">>},
|
||||
{<<":scheme">>, <<"http">>},
|
||||
{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
|
||||
{<<":path">>, <<"/">>}
|
||||
]),
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(5, fin, HeadersBlock)),
|
||||
%% Receive the response.
|
||||
{ok, << Length1:24, 1:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length1, 6000),
|
||||
{ok, << Length2:24, 0:8, _:40 >>} = gen_tcp:recv(Socket, 9, 6000),
|
||||
{ok, _} = gen_tcp:recv(Socket, Length2, 6000),
|
||||
%% Send a HEADERS frame with streamid 3.
|
||||
ok = gen_tcp:send(Socket, cow_http2:headers(3, fin, HeadersBlock)),
|
||||
%% Receive a PROTOCOL_ERROR connection error.
|
||||
{ok, << _:24, 7:8, _:72, 1:32 >>} = gen_tcp:recv(Socket, 17, 6000),
|
||||
ok.
|
||||
|
||||
%% @todo We need an option to limit the number of streams one can open
|
||||
%% on a connection. And we need to enforce it.
|
||||
%
|
||||
% Stream identifiers cannot be reused. Long-lived connections can
|
||||
% result in an endpoint exhausting the available range of stream
|
||||
% identifiers. A server
|
||||
% that is unable to establish a new stream identifier can send a GOAWAY
|
||||
% frame so that the client is forced to open a new connection for new
|
||||
% streams.
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue