diff options
| -rw-r--r-- | lib/inets/doc/src/httpd.xml | 13 | ||||
| -rw-r--r-- | lib/inets/doc/src/mod_esi.xml | 69 | ||||
| -rw-r--r-- | lib/inets/src/http_server/httpd_example.erl | 24 | ||||
| -rw-r--r-- | lib/inets/src/http_server/httpd_request.erl | 48 | ||||
| -rw-r--r-- | lib/inets/src/http_server/httpd_request_handler.erl | 162 | ||||
| -rw-r--r-- | lib/inets/src/http_server/httpd_response.erl | 24 | ||||
| -rw-r--r-- | lib/inets/src/http_server/mod_esi.erl | 40 | ||||
| -rw-r--r-- | lib/inets/test/httpd_SUITE.erl | 56 |
8 files changed, 329 insertions, 107 deletions
diff --git a/lib/inets/doc/src/httpd.xml b/lib/inets/doc/src/httpd.xml index d74635fc01..edf8731a82 100644 --- a/lib/inets/doc/src/httpd.xml +++ b/lib/inets/doc/src/httpd.xml @@ -279,7 +279,18 @@ requests defined by <c>max_keep_alive_requests</c>, the server closes the connection. The server closes it even if there are queued request. Default is no limit.</p> - </item> + </item> + + + <tag><marker id="max_client_body_chunk"></marker>{max_client_body_chunk, integer()}</tag> + <item> + <p>Enforces chunking of a HTTP PUT or POST body data to be deliverd + to the mod_esi callback. Note this is not supported for mod_cgi. + Default is no limit e.i the whole body is deliverd as one entity, which could + be very memory consuming. <seealso marker="mod_esi">mod_esi(3)</seealso>. + </p> + </item> + </taglist> <marker id="props_admin"></marker> diff --git a/lib/inets/doc/src/mod_esi.xml b/lib/inets/doc/src/mod_esi.xml index 46cc796c8a..e2f0758cdf 100644 --- a/lib/inets/doc/src/mod_esi.xml +++ b/lib/inets/doc/src/mod_esi.xml @@ -121,35 +121,61 @@ <funcs> <func> - <name>Module:Function(SessionID, Env, Input)-> _ </name> + <name>Module:Function(SessionID, Env, Input)-> {continue, State} | _ </name> <fsummary>Creates a dynamic web page and returns it chunk by chunk to the server process by calling <c>mod_esi:deliver/2</c>.</fsummary> <type> <v>SessionID = term()</v> <v>Env = env()</v> - <v>Input = string()</v> + <v>Input = string() | chunked_data()</v> + <v>chunked_data() = {first, Data::binary()} | + {continue, Data::binary(), State::term()} | + {last, Data::binary(), State::term()} </v> + <v>State = term()</v> </type> <desc> <p><c>Module</c> must be found in the code path and export <c>Function</c> with an arity of three. An <c>erlScriptAlias</c> must also be set up in the configuration file for the web server.</p> - <p>If the HTTP request is a 'post' request and a body is sent, - <c>content_length</c> is the length of the posted - data. If 'get' is used, <c>query_string</c> is the data after - <em>?</em> in the URL.</p> - <p><c>ParsedHeader</c> is the HTTP request as a key-value tuple - list. The keys in <c>ParsedHeader</c> are in lower case.</p> - <p><c>SessionID</c> is an identifier - the server uses when <c>deliver/2</c> is called. Do not - assume anything about the datatype.</p> - <p>Use this callback function to generate dynamic web - content dynamically. When a part of the page is generated, send the - data back to the client through <c>deliver/2</c>. Notice - that the first chunk of data sent to the client must at - least contain all HTTP header fields that the response - will generate. If the first chunk does not contain the - <em>end of HTTP header</em>, that is, <c>"\r\n\r\n",</c> - the server assumes that no HTTP header fields will be generated.</p> + + <p><c>mod_esi:deliver/2</c> shall be used to generate the response + to the client and <c>SessionID</c> is an identifier that shall by used when + calling this function, do not assume anything about + the datatype. This function may be called + several times to chunk the the respons data. Notice that the + first chunk of data sent to the client must at least contain + all HTTP header fields that the response will generate. If the + first chunk does not contain the <em>end of HTTP header</em>, + that is, <c>"\r\n\r\n",</c> the server assumes that no HTTP + header fields will be generated.</p> + + <p><c>Env</c> environment data of the request see description above.</p> + + <p><c>Input</c> is query data of a GET request or the body of + a PUT or POST request. The default behavior (legacy reasons) + for delivering the body, is that the whole body is gathered and + converted to a string. But if the httpd config parameter + <seealso + marker="httpd#max_client_body_chunk">max_client_body_chunk</seealso> + is set, the body will be delivered as binary chunks + instead. The maximum size of the chunks is either <seealso + marker="httpd#max_client_body_chunk">max_client_body_chunk</seealso> + or decide by the client if it uses HTTP chunked encoding + to send the body. When using the chunking + mechanism this callback must return {continue, State::term()} + for all calls where <c>Input</c> is <c>{first, + Data::binary()}</c> or <c>{continue, Data::binary(), + State::term()}</c>. When <c>Input</c> is <c>{last, + Data::binary(), State::term()}</c> the return value will be ignored. + <note><p>Note that if the body is + small all data may be delivered in only one chunk and then the + callback will be called with {last, Data::binary(), undefined} + without getting called with <c>{first, + Data::binary()}</c>.</p></note> The input <c>State</c> is + the last returned <c>State</c>, in it the callback can include + any data that it needs to keep track of when handling the chunks. + </p> + <p></p> </desc> </func> @@ -159,14 +185,13 @@ This function is deprecated and is only kept for backwards compatibility.</fsummary> <type> <v>Env = env()</v> - <v>Input = string()</v> + <v>Input = string() </v> <v>Response = string()</v> </type> <desc> <p>This callback format consumes much memory, as the whole response must be generated before it is sent to the - user. This function is deprecated and is only kept for backwards - compatibility. + user. This callback format is deprecated. For new development, use <c>Module:Function/3</c>.</p> </desc> </func> diff --git a/lib/inets/src/http_server/httpd_example.erl b/lib/inets/src/http_server/httpd_example.erl index c893b10dca..45b6deba97 100644 --- a/lib/inets/src/http_server/httpd_example.erl +++ b/lib/inets/src/http_server/httpd_example.erl @@ -22,7 +22,7 @@ -export([print/1]). -export([get/2, put/2, post/2, yahoo/2, test1/2, get_bin/2, peer/2]). --export([newformat/3]). +-export([newformat/3, post_chunked/3]). %% These are used by the inets test-suite -export([delay/1, chunk_timeout/3]). @@ -131,15 +131,31 @@ footer() -> "</BODY> </HTML>\n". - -newformat(SessionID, _Env, _Input)-> +post_chunked(_SessionID, _Env, {first, _Body} = _Bodychunk) -> + {continue, {state, 1}}; +post_chunked(_SessionID, _Env, {continue, _Body, {state, N}} = _Bodychunk) -> + {continue, {state, N+1}}; +post_chunked(SessionID, _Env, {last, _Body, {state, N}} = _Bodychunk) -> + mod_esi:deliver(SessionID, "Content-Type:text/html\r\n\r\n"), + mod_esi:deliver(SessionID, top("Received chunked body")), + mod_esi:deliver(SessionID, "Received" ++ integer_to_list(N) ++ "chunks"), + mod_esi:deliver(SessionID, footer()); +post_chunked(SessionID, _Env, {last, _Body, undefined} = _Bodychunk) -> + mod_esi:deliver(SessionID, "Content-Type:text/html\r\n\r\n"), + mod_esi:deliver(SessionID, top("Received chunked body")), + mod_esi:deliver(SessionID, "Received 1 chunk"), + mod_esi:deliver(SessionID, footer()); +post_chunked(_, _, _Body) -> + exit(body_not_chunked). + +newformat(SessionID,_,_) -> mod_esi:deliver(SessionID, "Content-Type:text/html\r\n\r\n"), mod_esi:deliver(SessionID, top("new esi format test")), mod_esi:deliver(SessionID, "This new format is nice<BR>"), mod_esi:deliver(SessionID, "This new format is nice<BR>"), mod_esi:deliver(SessionID, "This new format is nice<BR>"), mod_esi:deliver(SessionID, footer()). - + %% ------------------------------------------------------ delay(Time) when is_integer(Time) -> diff --git a/lib/inets/src/http_server/httpd_request.erl b/lib/inets/src/http_server/httpd_request.erl index 749f58c197..0eaf073255 100644 --- a/lib/inets/src/http_server/httpd_request.erl +++ b/lib/inets/src/http_server/httpd_request.erl @@ -36,7 +36,7 @@ %% little at a time on a socket. -export([ parse_method/1, parse_uri/1, parse_version/1, parse_headers/1, - whole_body/1 + whole_body/1, body_chunk_first/3, body_chunk/3, add_chunk/1 ]). @@ -76,13 +76,12 @@ body_data(Headers, Body) -> ContentLength = list_to_integer(Headers#http_request_h.'content-length'), case size(Body) - ContentLength of 0 -> - {binary_to_list(Body), <<>>}; + {Body, <<>>}; _ -> <<BodyThisReq:ContentLength/binary, Next/binary>> = Body, - {binary_to_list(BodyThisReq), Next} + {BodyThisReq, Next} end. - %%------------------------------------------------------------------------- %% validate(Method, Uri, Version) -> ok | {error, {bad_request, Reason} | %% {error, {not_supported, {Method, Uri, Version}} @@ -292,10 +291,46 @@ parse_headers(<<Octet, Rest/binary>>, Header, Headers, Current, parse_headers(Rest, [Octet | Header], Headers, Current + 1, Max, Options, Result). +body_chunk_first(Body, 0 = Length, _) -> + whole_body(Body, Length); +body_chunk_first(Body, Length, MaxChunk) -> + case body_chunk(Body, Length, MaxChunk) of + {ok, {last, NewBody}} -> + {ok, NewBody}; + Other -> + Other + end. +%% Used to chunk non chunk decoded post/put data +add_chunk([<<>>, Body, Length, MaxChunk]) -> + body_chunk(Body, Length, MaxChunk); +add_chunk([More, Body, Length, MaxChunk]) -> + body_chunk(<<Body/binary, More/binary>>, Length, MaxChunk). + +body_chunk(<<>> = Body, Length, MaxChunk) -> + {ok, {continue, ?MODULE, add_chunk, [Body, Length, MaxChunk]}}; +body_chunk(Body, Length, nolimit) -> + whole_body(Body, Length); + +body_chunk(Body, Length, MaxChunk) when Length > MaxChunk -> + case size(Body) >= MaxChunk of + true -> + <<Chunk:MaxChunk/binary, Rest/binary>> = Body, + {ok, {{continue, Chunk}, ?MODULE, add_chunk, [Rest, Length - MaxChunk, MaxChunk]}}; + false -> + {ok, {continue, ?MODULE, add_chunk, [Body, Length, MaxChunk]}} + end; +body_chunk(Body, Length, MaxChunk) -> + case size(Body) of + Length -> + {ok, {last, Body}}; + _ -> + {ok, {continue, ?MODULE, add_chunk, [Body, Length, MaxChunk]}} + end. + whole_body(Body, Length) -> case size(Body) of N when N < Length, Length > 0 -> - {?MODULE, whole_body, [Body, Length]}; + {?MODULE, add_chunk, [Body, Length, nolimit]}; N when N >= Length, Length >= 0 -> %% When a client uses pipelining trailing data %% may be part of the next request! @@ -443,6 +478,3 @@ check_header({"content-length", Value}, Maxsizes) -> end; check_header(_, _) -> ok. - - - diff --git a/lib/inets/src/http_server/httpd_request_handler.erl b/lib/inets/src/http_server/httpd_request_handler.erl index 538d52b98d..bd4fdd3832 100644 --- a/lib/inets/src/http_server/httpd_request_handler.erl +++ b/lib/inets/src/http_server/httpd_request_handler.erl @@ -49,7 +49,8 @@ headers, %% #http_request_h{} body, %% binary() data, %% The total data received in bits, checked after 10s - byte_limit %% Bit limit per second before kick out + byte_limit, %% Bit limit per second before kick out + chunk }). %%==================================================================== @@ -124,7 +125,8 @@ continue_init(Manager, ConfigDB, SocketType, Socket, TimeOut) -> NrOfRequest = max_keep_alive_request(ConfigDB), MaxContentLen = max_content_length(ConfigDB), Customize = customize(ConfigDB), - + MaxChunk = max_client_body_chunk(ConfigDB), + {_, Status} = httpd_manager:new_connection(Manager), MFA = {httpd_request, parse, [[{max_uri, MaxURISize}, {max_header, MaxHeaderSize}, @@ -139,7 +141,8 @@ continue_init(Manager, ConfigDB, SocketType, Socket, TimeOut) -> status = Status, timeout = TimeOut, max_keep_alive_request = NrOfRequest, - mfa = MFA}, + mfa = MFA, + chunk = chunk_start(MaxChunk)}, http_transport:setopts(SocketType, Socket, [binary, {packet, 0}, {active, once}]), @@ -194,6 +197,7 @@ handle_cast(Msg, #state{mod = ModData} = State) -> %%-------------------------------------------------------------------- handle_info({Proto, Socket, Data}, #state{mfa = {Module, Function, Args}, + chunk = {ChunkState, _}, mod = #mod{socket_type = SockType, socket = Socket} = ModData} = State) when (((Proto =:= tcp) orelse @@ -207,7 +211,8 @@ handle_info({Proto, Socket, Data}, _ -> State#state.data + byte_size(Data) end, - case PROCESSED of + + case PROCESSED of {ok, Result} -> NewState = case NewDataSize of undefined -> @@ -215,7 +220,7 @@ handle_info({Proto, Socket, Data}, _ -> set_new_data_size(cancel_request_timeout(State), NewDataSize) end, - handle_http_msg(Result, NewState); + handle_msg(Result, NewState); {error, {size_error, MaxSize, ErrCode, ErrStr}, Version} -> NewModData = ModData#mod{http_version = Version}, httpd_response:send_status(NewModData, ErrCode, ErrStr), @@ -224,7 +229,10 @@ handle_info({Proto, Socket, Data}, error_log(Reason, NewModData), {stop, normal, State#state{response_sent = true, mod = NewModData}}; - + + {http_chunk = Module, Function, Args} when ChunkState =/= undefined -> + NewState = handle_chunk(Module, Function, Args, State), + {noreply, NewState}; NewMFA -> http_transport:setopts(SockType, Socket, [{active, once}]), case NewDataSize of @@ -349,6 +357,34 @@ await_socket_ownership_transfer(AcceptTimeout) -> exit(accept_socket_timeout) end. + +%%% Internal chunking of client body +handle_msg({{continue, Chunk}, Module, Function, Args}, #state{chunk = {_, CbState}} = State) -> + handle_internal_chunk(State#state{chunk = {continue, CbState}, + body = Chunk}, Module, Function, Args); +handle_msg({continue, Module, Function, Args}, #state{mod = ModData} = State) -> + http_transport:setopts(ModData#mod.socket_type, + ModData#mod.socket, + [{active, once}]), + {noreply, State#state{mfa = {Module, Function, Args}}}; +handle_msg({last, Body}, #state{headers = Headers, chunk = {_, CbState}} = State) -> + NewHeaders = Headers#http_request_h{'content-length' = integer_to_list(size(Body))}, + handle_response(State#state{chunk = {last, CbState}, + headers = NewHeaders, + body = Body}); +%%% Last data chunked by client +handle_msg({ChunkedHeaders, Body}, #state{headers = Headers , chunk = {ChunkState, CbState}} = State) when ChunkState =/= undefined -> + NewHeaders = http_chunk:handle_headers(Headers, ChunkedHeaders), + handle_response(State#state{chunk = {last, CbState}, + headers = NewHeaders, + body = Body}); +handle_msg({ChunkedHeaders, Body}, #state{headers = Headers , chunk = {undefined, _}} = State) -> + NewHeaders = http_chunk:handle_headers(Headers, ChunkedHeaders), + handle_response(State#state{headers = NewHeaders, + body = Body}); +handle_msg(Result, State) -> + handle_http_msg(Result, State). + handle_http_msg({_, _, Version, {_, _}, _}, #state{status = busy, mod = ModData} = State) -> handle_manager_busy(State#state{mod = @@ -405,10 +441,6 @@ handle_http_msg({Method, Uri, Version, {RecordHeaders, Headers}, Body}, error_log(Reason, ModData), {stop, normal, State#state{response_sent = true}} end; -handle_http_msg({ChunkedHeaders, Body}, - State = #state{headers = Headers}) -> - NewHeaders = http_chunk:handle_headers(Headers, ChunkedHeaders), - handle_response(State#state{headers = NewHeaders, body = Body}); handle_http_msg(Body, State) -> handle_response(State#state{body = Body}). @@ -443,22 +475,25 @@ handle_body(#state{mod = #mod{config_db = ConfigDB}} = State) -> end. -handle_body(#state{headers = Headers, body = Body, mod = ModData} = State, +handle_body(#state{headers = Headers, body = Body, + chunk = {ChunkState, CbState}, mod = #mod{config_db = ConfigDB} = ModData} = State, MaxHeaderSize, MaxBodySize) -> + MaxChunk = max_client_body_chunk(ConfigDB), case Headers#http_request_h.'transfer-encoding' of "chunked" -> try http_chunk:decode(Body, MaxBodySize, MaxHeaderSize) of - {Module, Function, Args} -> + {Module, Function, Args} -> http_transport:setopts(ModData#mod.socket_type, ModData#mod.socket, [{active, once}]), {noreply, State#state{mfa = - {Module, Function, Args}}}; - {ok, {ChunkedHeaders, NewBody}} -> - NewHeaders = - http_chunk:handle_headers(Headers, ChunkedHeaders), - handle_response(State#state{headers = NewHeaders, - body = NewBody}) + {Module, Function, Args}, + chunk = chunk_start(MaxChunk)}}; + {ok, {ChunkedHeaders, NewBody}} -> + NewHeaders = http_chunk:handle_headers(Headers, ChunkedHeaders), + handle_response(State#state{headers = NewHeaders, + body = NewBody, + chunk = chunk_finish(ChunkState, CbState, MaxChunk)}) catch throw:Error -> httpd_response:send_status(ModData, 400, @@ -476,21 +511,25 @@ handle_body(#state{headers = Headers, body = Body, mod = ModData} = State, error_log(Reason, ModData), {stop, normal, State#state{response_sent = true}}; _ -> - Length = list_to_integer(Headers#http_request_h.'content-length'), + Length = list_to_integer(Headers#http_request_h.'content-length'), + MaxChunk = max_client_body_chunk(ConfigDB), case ((Length =< MaxBodySize) or (MaxBodySize == nolimit)) of true -> - case httpd_request:whole_body(Body, Length) of - {Module, Function, Args} -> - http_transport:setopts(ModData#mod.socket_type, + case httpd_request:body_chunk_first(Body, Length, MaxChunk) of + {ok, {continue, Module, Function, Args}} -> + http_transport:setopts(ModData#mod.socket_type, ModData#mod.socket, [{active, once}]), {noreply, State#state{mfa = {Module, Function, Args}}}; - - {ok, NewBody} -> - handle_response( - State#state{headers = Headers, - body = NewBody}) + {ok, {{continue, Chunk}, Module, Function, Args}} -> + handle_internal_chunk(State#state{chunk = chunk_start(MaxChunk), + body = Chunk}, Module, Function, Args); + {ok, NewBody} -> + handle_response(State#state{chunk = chunk_finish(ChunkState, + CbState, MaxChunk), + headers = Headers, + body = NewBody}) end; false -> httpd_response:send_status(ModData, 413, "Body too long"), @@ -550,15 +589,61 @@ expect(Headers, _, ConfigDB) -> end end. +handle_chunk(http_chunk = Module, decode_data = Function, + [ChunkSize, TotalChunk, {MaxBodySize, BodySoFar, _AccLength, MaxHeaderSize}], + #state{chunk = {_, CbState}, + mod = #mod{socket_type = SockType, + socket = Socket} = ModData} = State) -> + {continue, NewCbState} = httpd_response:handle_continuation(ModData#mod{entity_body = + {continue, BodySoFar, CbState}}), + http_transport:setopts(SockType, Socket, [{active, once}]), + State#state{chunk = {continue, NewCbState}, mfa = {Module, Function, [ChunkSize, TotalChunk, {MaxBodySize, <<>>, 0, MaxHeaderSize}]}}; + +handle_chunk(http_chunk = Module, decode_size = Function, + [Data, HexList, _AccSize, {MaxBodySize, BodySoFar, _AccLength, MaxHeaderSize}], + #state{chunk = {_, CbState}, + mod = #mod{socket_type = SockType, + socket = Socket} = ModData} = State) -> + {continue, NewCbState} = httpd_response:handle_continuation(ModData#mod{entity_body = {continue, BodySoFar, CbState}}), + http_transport:setopts(SockType, Socket, [{active, once}]), + State#state{chunk = {continue, NewCbState}, mfa = {Module, Function, [Data, HexList, 0, {MaxBodySize, <<>>, 0, MaxHeaderSize}]}}; +handle_chunk(Module, Function, Args, #state{mod = #mod{socket_type = SockType, + socket = Socket}} = State) -> + http_transport:setopts(SockType, Socket, [{active, once}]), + State#state{mfa = {Module, Function, Args}}. + +handle_internal_chunk(#state{chunk = {ChunkState, CbState}, body = Chunk, + mod = #mod{socket_type = SockType, + socket = Socket} = ModData} = State, Module, Function, Args)-> + Bodychunk = body_chunk(ChunkState, CbState, Chunk), + {continue, NewCbState} = httpd_response:handle_continuation(ModData#mod{entity_body = Bodychunk}), + case Args of + [<<>> | _] -> + http_transport:setopts(SockType, Socket, [{active, once}]), + {noreply, State#state{chunk = {continue, NewCbState}, mfa = {Module, Function, Args}}}; + _ -> + handle_info({dummy, Socket, <<>>}, State#state{chunk = {continue, NewCbState}, + mfa = {Module, Function, Args}}) + end. + +handle_response(#state{body = Body, + headers = Headers, + mod = ModData, + chunk = {last, CbState}, + max_keep_alive_request = Max} = State) when Max > 0 -> + {NewBody, Data} = httpd_request:body_data(Headers, Body), + ok = httpd_response:generate_and_send_response( + ModData#mod{entity_body = {last, NewBody, CbState}}), + handle_next_request(State#state{response_sent = true}, Data); handle_response(#state{body = Body, mod = ModData, headers = Headers, max_keep_alive_request = Max} = State) when Max > 0 -> {NewBody, Data} = httpd_request:body_data(Headers, Body), + %% Backwards compatible, may cause memory explosion ok = httpd_response:generate_and_send_response( - ModData#mod{entity_body = NewBody}), + ModData#mod{entity_body = binary_to_list(NewBody)}), handle_next_request(State#state{response_sent = true}, Data); - handle_response(#state{body = Body, headers = Headers, mod = ModData} = State) -> @@ -578,6 +663,7 @@ handle_next_request(#state{mod = #mod{connection = true} = ModData, MaxURISize = max_uri_size(ModData#mod.config_db), MaxContentLen = max_content_length(ModData#mod.config_db), Customize = customize(ModData#mod.config_db), + MaxChunk = max_client_body_chunk(ModData#mod.config_db), MFA = {httpd_request, parse, [[{max_uri, MaxURISize}, {max_header, MaxHeaderSize}, {max_version, ?HTTP_MAX_VERSION_STRING}, @@ -590,6 +676,7 @@ handle_next_request(#state{mod = #mod{connection = true} = ModData, max_keep_alive_request = decrease(Max), headers = undefined, body = undefined, + chunk = chunk_start(MaxChunk), response_sent = false}, NewState = activate_request_timeout(TmpState), @@ -647,6 +734,9 @@ error_log(ReasonString, #mod{config_db = ConfigDB}) -> max_header_size(ConfigDB) -> httpd_util:lookup(ConfigDB, max_header_size, ?HTTP_MAX_HEADER_SIZE). +max_client_body_chunk(ConfigDB) -> + httpd_util:lookup(ConfigDB, max_client_body_chunk, nolimit). + max_uri_size(ConfigDB) -> httpd_util:lookup(ConfigDB, max_uri_size, ?HTTP_MAX_URI_SIZE). @@ -661,3 +751,17 @@ max_content_length(ConfigDB) -> customize(ConfigDB) -> httpd_util:lookup(ConfigDB, customize, httpd_custom). + +chunk_start(nolimit) -> + {undefined, undefined}; +chunk_start(_) -> + {first, undefined}. +chunk_finish(_, _, nolimit) -> + {undefined, undefined}; +chunk_finish(_, CbState, _) -> + {last, CbState}. + +body_chunk(first, _, Chunk) -> + {first, Chunk}; +body_chunk(ChunkState, CbState, Chunk) -> + {ChunkState, Chunk, CbState}. diff --git a/lib/inets/src/http_server/httpd_response.erl b/lib/inets/src/http_server/httpd_response.erl index effa273e92..6b9053fda6 100644 --- a/lib/inets/src/http_server/httpd_response.erl +++ b/lib/inets/src/http_server/httpd_response.erl @@ -21,7 +21,7 @@ -module(httpd_response). -export([generate_and_send_response/1, send_status/3, send_header/3, send_body/3, send_chunk/3, send_final_chunk/2, send_final_chunk/3, - split_header/2, is_disable_chunked_send/1, cache_headers/2]). + split_header/2, is_disable_chunked_send/1, cache_headers/2, handle_continuation/1]). -export([map_status_code/2]). -include_lib("inets/src/inets_app/inets_internal.hrl"). @@ -31,6 +31,9 @@ -define(VMODULE,"RESPONSE"). +handle_continuation(Mod) -> + generate_and_send_response(Mod). + %% If peername does not exist the client already discarded the %% request so we do not need to send a reply. generate_and_send_response(#mod{init_data = @@ -39,6 +42,8 @@ generate_and_send_response(#mod{init_data = generate_and_send_response(#mod{config_db = ConfigDB} = ModData) -> Modules = httpd_util:lookup(ConfigDB, modules, ?DEFAULT_MODS), case traverse_modules(ModData, Modules) of + {continue, _} = Continue -> + Continue; done -> ok; {proceed, Data} -> @@ -69,17 +74,15 @@ generate_and_send_response(#mod{config_db = ConfigDB} = ModData) -> traverse_modules(ModData,[]) -> {proceed,ModData#mod.data}; traverse_modules(ModData,[Module|Rest]) -> - ?hdrd("traverse modules", [{callback_module, Module}]), try apply(Module, do, [ModData]) of + {continue, _} = Continue -> + Continue; done -> - ?hdrt("traverse modules - done", []), - done; + done; {break, NewData} -> - ?hdrt("traverse modules - break", [{new_data, NewData}]), - {proceed, NewData}; + {proceed, NewData}; {proceed, NewData} -> - ?hdrt("traverse modules - proceed", [{new_data, NewData}]), - traverse_modules(ModData#mod{data = NewData}, Rest) + traverse_modules(ModData#mod{data = NewData}, Rest) catch T:E -> String = @@ -104,15 +107,10 @@ send_status(#mod{socket_type = SocketType, socket = Socket, config_db = ConfigDB} = ModData, StatusCode, PhraseArgs) -> - ?hdrd("send status", [{status_code, StatusCode}, - {phrase_args, PhraseArgs}]), - ReasonPhrase = httpd_util:reason_phrase(StatusCode), Message = httpd_util:message(StatusCode, PhraseArgs, ConfigDB), Body = get_body(ReasonPhrase, Message), - ?hdrt("send status - header", [{reason_phrase, ReasonPhrase}, - {message, Message}]), send_header(ModData, StatusCode, [{content_type, "text/html"}, {content_length, integer_to_list(length(Body))}]), diff --git a/lib/inets/src/http_server/mod_esi.erl b/lib/inets/src/http_server/mod_esi.erl index b21af1418c..3a589ca5f0 100644 --- a/lib/inets/src/http_server/mod_esi.erl +++ b/lib/inets/src/http_server/mod_esi.erl @@ -31,7 +31,6 @@ -include("httpd.hrl"). -include("httpd_internal.hrl"). --include("inets_internal.hrl"). -define(VMODULE,"ESI"). -define(DEFAULT_ERL_TIMEOUT,15000). @@ -69,7 +68,6 @@ deliver(_SessionID, _Data) -> %% Description: See httpd(3) ESWAPI CALLBACK FUNCTIONS %%------------------------------------------------------------------------- do(ModData) -> - ?hdrt("do", []), case proplists:get_value(status, ModData#mod.data) of {_StatusCode, _PhraseArgs, _Reason} -> {proceed, ModData#mod.data}; @@ -190,7 +188,6 @@ store({erl_script_nocache, Value}, _) -> %%% Internal functions %%%======================================================================== generate_response(ModData) -> - ?hdrt("generate response", []), case scheme(ModData#mod.request_uri, ModData#mod.config_db) of {eval, ESIBody, Modules} -> eval(ModData, ESIBody, Modules); @@ -242,7 +239,6 @@ alias_match_str(Alias, eval_script_alias) -> erl(#mod{method = Method} = ModData, ESIBody, Modules) when (Method =:= "GET") orelse (Method =:= "HEAD") orelse (Method =:= "DELETE") -> - ?hdrt("erl", [{method, Method}]), case httpd_util:split(ESIBody,":|%3A|/",2) of {ok, [ModuleName, FuncAndInput]} -> case httpd_util:split(FuncAndInput,"[\?/]",2) of @@ -273,14 +269,12 @@ erl(#mod{method = "PUT", entity_body = Body} = ModData, generate_webpage(ModData, ESIBody, Modules, list_to_atom(ModuleName), FunctionName, {Input,Body}, - [{entity_body, Body} | - script_elements(FuncAndInput, Input)]); + script_elements(FuncAndInput, Input)); {ok, [FunctionName]} -> generate_webpage(ModData, ESIBody, Modules, list_to_atom(ModuleName), FunctionName, {undefined,Body}, - [{entity_body, Body} | - script_elements(FuncAndInput, "")]); + script_elements(FuncAndInput, "")); {ok, BadRequest} -> {proceed,[{status,{400,none, BadRequest}} | ModData#mod.data]} @@ -290,12 +284,11 @@ erl(#mod{method = "PUT", entity_body = Body} = ModData, end; erl(#mod{method = "POST", entity_body = Body} = ModData, ESIBody, Modules) -> - ?hdrt("erl", [{method, post}]), case httpd_util:split(ESIBody,":|%3A|/",2) of {ok,[ModuleName, Function]} -> generate_webpage(ModData, ESIBody, Modules, list_to_atom(ModuleName), - Function, Body, [{entity_body, Body}]); + Function, Body, []); {ok, BadRequest} -> {proceed,[{status, {400, none, BadRequest}} | ModData#mod.data]} end; @@ -304,7 +297,6 @@ erl(#mod{request_uri = ReqUri, method = "PATCH", http_version = Version, data = Data}, _ESIBody, _Modules) -> - ?hdrt("erl", [{method, patch}]), {proceed, [{status,{501,{"PATCH", ReqUri, Version}, ?NICE("Erl mechanism doesn't support method PATCH")}}| Data]}. @@ -315,7 +307,6 @@ generate_webpage(ModData, ESIBody, [all], Module, FunctionName, FunctionName, Input, ScriptElements); generate_webpage(ModData, ESIBody, Modules, Module, FunctionName, Input, ScriptElements) -> - ?hdrt("generate webpage", []), Function = list_to_atom(FunctionName), case lists:member(Module, Modules) of true -> @@ -337,7 +328,6 @@ generate_webpage(ModData, ESIBody, Modules, Module, FunctionName, %% Old API that waits for the dymnamic webpage to be totally generated %% before anythig is sent back to the client. erl_scheme_webpage_whole(Mod, Func, Env, Input, ModData) -> - ?hdrt("erl_scheme_webpage_whole", [{module, Mod}, {function, Func}]), case (catch Mod:Func(Env, Input)) of {'EXIT',{undef, _}} -> {proceed, [{status, {404, ModData#mod.request_uri, "Not found"}} @@ -375,7 +365,6 @@ erl_scheme_webpage_whole(Mod, Func, Env, Input, ModData) -> %% in small chunks at the time during generation. erl_scheme_webpage_chunk(Mod, Func, Env, Input, ModData) -> process_flag(trap_exit, true), - ?hdrt("erl_scheme_webpage_chunk", [{module, Mod}, {function, Func}]), Self = self(), %% Spawn worker that generates the webpage. %% It would be nicer to use erlang:function_exported/3 but if the @@ -386,7 +375,9 @@ erl_scheme_webpage_chunk(Mod, Func, Env, Input, ModData) -> {'EXIT', {undef,_}} -> %% Will force fallback on the old API exit(erl_scheme_webpage_chunk_undefined); - _ -> + {continue, _} = Continue -> + exit(Continue); + _ -> ok end end), @@ -400,13 +391,12 @@ deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid) -> deliver_webpage_chunk(ModData, Pid, Timeout). deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid, Timeout) -> - ?hdrt("deliver_webpage_chunk", [{timeout, Timeout}]), case receive_headers(Timeout) of {error, Reason} -> %% Happens when webpage generator callback/3 is undefined - ?hdrv("deliver_webpage_chunk - failed receiving headers", - [{reason, Reason}]), {error, Reason}; + {continue, _} = Continue -> + Continue; {Headers, Body} -> case httpd_esi:handle_headers(Headers) of {proceed, AbsPath} -> @@ -430,7 +420,6 @@ deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid, Timeout) -> IsDisableChunkedSend) end; timeout -> - ?hdrv("deliver_webpage_chunk - timeout", []), send_headers(ModData, 504, [{"connection", "close"}]), httpd_socket:close(ModData#mod.socket_type, ModData#mod.socket), {proceed,[{response, {already_sent, 200, 0}} | ModData#mod.data]} @@ -439,16 +428,14 @@ deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid, Timeout) -> receive_headers(Timeout) -> receive {esi_data, Chunk} -> - ?hdrt("receive_headers - received esi data (esi)", []), httpd_esi:parse_headers(lists:flatten(Chunk)); {ok, Chunk} -> - ?hdrt("receive_headers - received esi data (ok)", []), httpd_esi:parse_headers(lists:flatten(Chunk)); {'EXIT', Pid, erl_scheme_webpage_chunk_undefined} when is_pid(Pid) -> - ?hdrd("receive_headers - exit:chunk-undef", []), {error, erl_scheme_webpage_chunk_undefined}; - {'EXIT', Pid, Reason} when is_pid(Pid) -> - ?hdrv("receive_headers - exit", [{reason, Reason}]), + {'EXIT', Pid, {continue, _} = Continue} when is_pid(Pid) -> + Continue; + {'EXIT', Pid, Reason} when is_pid(Pid) -> exit({mod_esi_linked_process_died, Pid, Reason}) after Timeout -> timeout @@ -463,7 +450,6 @@ handle_body(_, #mod{method = "HEAD"} = ModData, _, _, Size, _) -> {proceed, [{response, {already_sent, 200, Size}} | ModData#mod.data]}; handle_body(Pid, ModData, Body, Timeout, Size, IsDisableChunkedSend) -> - ?hdrt("handle_body - send chunk", [{timeout, Timeout}, {size, Size}]), httpd_response:send_chunk(ModData, Body, IsDisableChunkedSend), receive {esi_data, Data} when is_binary(Data) -> @@ -543,7 +529,6 @@ eval(#mod{request_uri = ReqUri, method = "PUT", http_version = Version, data = Data}, _ESIBody, _Modules) -> - ?hdrt("eval", [{method, put}]), {proceed,[{status,{501,{"PUT", ReqUri, Version}, ?NICE("Eval mechanism doesn't support method PUT")}}| Data]}; @@ -552,7 +537,6 @@ eval(#mod{request_uri = ReqUri, method = "DELETE", http_version = Version, data = Data}, _ESIBody, _Modules) -> - ?hdrt("eval", [{method, delete}]), {proceed,[{status,{501,{"DELETE", ReqUri, Version}, ?NICE("Eval mechanism doesn't support method DELETE")}}| Data]}; @@ -561,14 +545,12 @@ eval(#mod{request_uri = ReqUri, method = "POST", http_version = Version, data = Data}, _ESIBody, _Modules) -> - ?hdrt("eval", [{method, post}]), {proceed,[{status,{501,{"POST", ReqUri, Version}, ?NICE("Eval mechanism doesn't support method POST")}}| Data]}; eval(#mod{method = Method} = ModData, ESIBody, Modules) when (Method =:= "GET") orelse (Method =:= "HEAD") -> - ?hdrt("eval", [{method, Method}]), case is_authorized(ESIBody, Modules) of true -> case generate_webpage(ESIBody) of diff --git a/lib/inets/test/httpd_SUITE.erl b/lib/inets/test/httpd_SUITE.erl index b4f0f2aa7d..6c8728470b 100644 --- a/lib/inets/test/httpd_SUITE.erl +++ b/lib/inets/test/httpd_SUITE.erl @@ -74,6 +74,7 @@ all() -> {group, https_reload}, {group, http_mime_types}, {group, http_logging}, + {group, http_post}, mime_types_format ]. @@ -100,6 +101,7 @@ groups() -> {http_logging, [], [{group, logging}]}, {http_reload, [], [{group, reload}]}, {https_reload, [], [{group, reload}]}, + {http_post, [], [{group, post}]}, {http_mime_types, [], [alias_1_1, alias_1_0, alias_0_9]}, {limit, [], [max_clients_1_1, max_clients_1_0, max_clients_0_9]}, {custom, [], [customize, add_default]}, @@ -112,6 +114,7 @@ groups() -> disturbing_1_0, disturbing_0_9 ]}, + {post, [], [chunked_post, chunked_chunked_encoded_post]}, {basic_auth, [], [basic_auth_1_1, basic_auth_1_0, basic_auth_0_9]}, {auth_api, [], [auth_api_1_1, auth_api_1_0, auth_api_0_9 ]}, @@ -152,6 +155,7 @@ http_get() -> ipv6 ]. + load() -> [light, medium %%,heavy @@ -218,6 +222,7 @@ init_per_group(Group, Config0) when Group == http_basic; Group == http_auth_api_mnesia; Group == http_security; Group == http_reload; + Group == http_post; Group == http_mime_types -> ok = start_apps(Group), @@ -275,6 +280,7 @@ end_per_group(Group, _Config) when Group == http_basic; Group == http_htaccess; Group == http_security; Group == http_reload; + Group == http_post; Group == http_mime_types -> inets:stop(); @@ -299,7 +305,7 @@ end_per_group(_, _) -> %%-------------------------------------------------------------------- init_per_testcase(Case, Config) when Case == host; Case == trace -> - ct:timetrap({seconds, 20}), + ct:timetrap({seconds, 40}), Prop = proplists:get_value(tc_group_properties, Config), Name = proplists:get_value(name, Prop), Cb = case Name of @@ -677,6 +683,51 @@ ipv6(Config) when is_list(Config) -> end. %%------------------------------------------------------------------------- +chunked_post() -> + [{doc,"Test option max_client_body_chunk"}]. +chunked_post(Config) when is_list(Config) -> + ok = http_status("POST /cgi-bin/erl/httpd_example:post_chunked ", + {"Content-Length:833 \r\n", + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ" + "ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ"}, + [{http_version, "HTTP/1.1"} |Config], + [{statuscode, 200}]), + ok = http_status("POST /cgi-bin/erl/httpd_example:post_chunked ", + {"Content-Length:2 \r\n", + "ZZ" + }, + [{http_version, "HTTP/1.1"} |Config], + [{statuscode, 200}]). + +chunked_chunked_encoded_post() -> + [{doc,"Test option max_client_body_chunk with chunked client encoding"}]. +chunked_chunked_encoded_post(Config) when is_list(Config) -> + Chunk = http_chunk:encode("ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ"), + LastChunk = http_chunk:encode_last(), + Chunks = lists:duplicate(10000, Chunk), + ok = http_status("POST /cgi-bin/erl/httpd_example:post_chunked ", + {"Transfer-Encoding:chunked \r\n", + [Chunks | LastChunk]}, + [{http_version, "HTTP/1.1"} | Config], + [{statuscode, 200}]). + + +%%------------------------------------------------------------------------- htaccess_1_1(Config) when is_list(Config) -> htaccess([{http_version, "HTTP/1.1"} | Config]). @@ -1685,6 +1736,7 @@ start_apps(Group) when Group == http_basic; Group == http_security; Group == http_logging; Group == http_reload; + Group == http_post; Group == http_mime_types-> inets_test_lib:start_apps([inets]). @@ -1731,6 +1783,8 @@ server_config(https_basic, Config) -> basic_conf() ++ server_config(https, Config); server_config(http_reload, Config) -> [{keep_alive_timeout, 2}] ++ server_config(http, Config); +server_config(http_post, Config) -> + [{max_client_body_chunk, 10}] ++ server_config(http, Config); server_config(https_reload, Config) -> [{keep_alive_timeout, 2}] ++ server_config(https, Config); server_config(http_limit, Config) -> |