From 345ffc04c94d583ec829bacf2807fe1562b7f72c Mon Sep 17 00:00:00 2001 From: Micael Karlberg Date: Wed, 4 Jan 2012 17:59:23 +0100 Subject: [inets/httpc] Add test case Add a test case verifying the session selection. Add some more use of the update_session function. Improved verbosity printouts. OTP-9847 --- lib/inets/src/http_client/httpc_handler.erl | 18 +- lib/inets/src/http_client/httpc_manager.erl | 2 +- lib/inets/test/httpc_SUITE.erl | 330 +++++++++++++++++++++++++++- 3 files changed, 337 insertions(+), 13 deletions(-) diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl index 8874304bd6..a88945898a 100644 --- a/lib/inets/src/http_client/httpc_handler.erl +++ b/lib/inets/src/http_client/httpc_handler.erl @@ -1181,7 +1181,7 @@ handle_pipeline(#state{status = pipeline, case queue:out(State#state.pipeline) of {empty, _} -> - ?hcrd("epmty pipeline queue", []), + ?hcrd("pipeline queue empty", []), %% The server may choose too teminate an idle pipeline %% in this case we want to receive the close message @@ -1191,9 +1191,10 @@ handle_pipeline(#state{status = pipeline, %% If a pipeline that has been idle for some time is not %% closed by the server, the client may want to close it. - NewState = activate_queue_timeout(TimeOut, State), - NewSession = Session#session{queue_length = 0}, - httpc_manager:insert_session(NewSession, ProfileName), + NewState = activate_queue_timeout(TimeOut, State), + httpc_manager:update_session(ProfileName, + Session#session.id, + #session.queue_length, 0), %% Note mfa will be initilized when a new request %% arrives. {noreply, @@ -1203,6 +1204,7 @@ handle_pipeline(#state{status = pipeline, headers = undefined, body = undefined}}; {{value, NextRequest}, Pipeline} -> + ?hcrd("pipeline queue non-empty", []), case lists:member(NextRequest#request.id, State#state.canceled) of true -> @@ -1257,7 +1259,7 @@ handle_keep_alive_queue( case queue:out(State#state.keep_alive) of {empty, _} -> - ?hcrd("empty keep_alive queue", []), + ?hcrd("keep_alive queue empty", []), %% The server may choose too terminate an idle keep_alive session %% in this case we want to receive the close message %% at once and not when trying to send the next @@ -1266,8 +1268,9 @@ handle_keep_alive_queue( %% If a keep_alive session has been idle for some time is not %% closed by the server, the client may want to close it. NewState = activate_queue_timeout(TimeOut, State), - NewSession = Session#session{queue_length = 0}, - httpc_manager:insert_session(NewSession, ProfileName), + httpc_manager:update_session(ProfileName, + Session#session.id, + #session.queue_length, 0), %% Note mfa will be initilized when a new request %% arrives. {noreply, @@ -1279,6 +1282,7 @@ handle_keep_alive_queue( } }; {{value, NextRequest}, KeepAlive} -> + ?hcrd("keep_alive queue non-empty", []), case lists:member(NextRequest#request.id, State#state.canceled) of true -> diff --git a/lib/inets/src/http_client/httpc_manager.erl b/lib/inets/src/http_client/httpc_manager.erl index d699f1e7d8..4262abc5d0 100644 --- a/lib/inets/src/http_client/httpc_manager.erl +++ b/lib/inets/src/http_client/httpc_manager.erl @@ -206,7 +206,7 @@ insert_session(Session, ProfileName) -> update_session(ProfileName, SessionId, Pos, Value) -> SessionDbName = session_db_name(ProfileName), - ?hcrt("insert session", + ?hcrt("update session", [{id, SessionId}, {pos, Pos}, {value, Value}, diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl index be5d100ecc..63935a2352 100644 --- a/lib/inets/test/httpc_SUITE.erl +++ b/lib/inets/test/httpc_SUITE.erl @@ -90,6 +90,7 @@ all() -> parse_url, options, headers_as_is, + selecting_session, {group, proxy}, {group, ssl}, {group, stream}, @@ -265,7 +266,7 @@ init_per_testcase(Case, Timeout, Config) -> %% inets:enable_trace(max, io, httpd), %% inets:enable_trace(max, io, httpc), - inets:enable_trace(max, io, all), + %% inets:enable_trace(max, io, all), NewConfig = case atom_to_list(Case) of @@ -1807,6 +1808,7 @@ http_stream(Config) when is_list(Config) -> %%------------------------------------------------------------------------- + http_stream_once(doc) -> ["Test the option stream for asynchrony requests"]; http_stream_once(suite) -> @@ -1814,12 +1816,12 @@ http_stream_once(suite) -> http_stream_once(Config) when is_list(Config) -> p("http_stream_once -> entry with" "~n Config: ~p", [Config]), - + p("http_stream_once -> set ipfamily to inet", []), ok = httpc:set_options([{ipfamily, inet}]), p("http_stream_once -> start dummy server", []), {DummyServerPid, Port} = dummy_server(ipv4), - + PortStr = integer_to_list(Port), p("http_stream_once -> once", []), once(?URL_START ++ PortStr ++ "/once.html"), @@ -1827,14 +1829,14 @@ http_stream_once(Config) when is_list(Config) -> once(?URL_START ++ PortStr ++ "/once_chunked.html"), p("http_stream_once -> dummy", []), once(?URL_START ++ PortStr ++ "/dummy.html"), - + p("http_stream_once -> stop dummy server", []), DummyServerPid ! stop, p("http_stream_once -> set ipfamily to inet6fb4", []), ok = httpc:set_options([{ipfamily, inet6fb4}]), p("http_stream_once -> done", []), ok. - + once(URL) -> p("once -> issue sync request for ~p", [URL]), {ok, {{_,200,_}, [_ | _], Body}} = @@ -2032,6 +2034,7 @@ ipv6(SocketType, Scheme, HTTPOptions, Extra, Config) -> %%------------------------------------------------------------------------- + headers_as_is(doc) -> ["Test the option headers_as_is"]; headers_as_is(suite) -> @@ -2049,6 +2052,321 @@ headers_as_is(Config) when is_list(Config) -> %%------------------------------------------------------------------------- + +selecting_session(doc) -> + ["Test selection of sessions - OTP-9847"]; +selecting_session(suite) -> + []; +selecting_session(Config) when is_list(Config) -> + tsp("selecting_session -> entry with" + "~n Config: ~p", [Config]), + + tsp("selecting_session -> set ipfamily to inet"), + ok = httpc:set_options([{ipfamily, inet}]), + + tsp("selecting_session -> start server"), + {ServerPid, Port} = otp_9847_server(), + + PortStr = integer_to_list(Port), + URL = ?URL_START ++ PortStr ++ "/index.html", + + tsp("selecting_session -> issue the first batch (three) requests"), + lists:foreach(fun(P) -> + tsp("selecting_session:fun1 -> " + "send stop request to ~p", [P]), + P ! stop + end, + reqs(URL, ServerPid, 3, 3, false)), + tsp("selecting_session -> sleep some (1) to make sure nothing lingers"), + ?SLEEP(5000), + tsp("selecting_session -> " + "instruct the server to reply to the first request"), + ServerPid ! {answer, true}, + receive + {answer, true} -> + tsp("selecting_session -> " + "received ack from server to reply to the first request"), + ok + end, + tsp("selecting_session -> issue the second batch (four) requests"), + lists:foreach(fun(P) -> + tsp("selecting_session:fun2 -> " + "send stop request to ~p", [P]), + P ! stop + end, + reqs(URL, ServerPid, 4, 1, true)), + tsp("selecting_session -> sleep some (2) to make sure nothing lingers"), + ?SLEEP(5000), + + tsp("selecting_session -> stop server"), + ServerPid ! stop, + tsp("selecting_session -> set ipfamily (back) to inet6fb4"), + ok = httpc:set_options([{ipfamily, inet6fb4}]), + tsp("selecting_session -> done"), + ok. + +reqs(URL, ServerPid, NumReqs, NumHandlers, InitialSync) -> + tsp("reqs -> entry with" + "~n URL: ~p" + "~n ServerPid: ~w" + "~n NumReqs: ~w" + "~n NumHandlers: ~w" + "~n InitialSync: ~w", + [URL, ServerPid, NumReqs, NumHandlers, InitialSync]), + Handlers = reqs2(URL, NumReqs, [], InitialSync), + tsp("reqs -> " + "~n Handlers: ~w", [Handlers]), + case length(Handlers) of + NumHandlers -> + tsp("reqs -> " + "~n NumHandlers: ~w", [NumHandlers]), + ServerPid ! num_handlers, + receive + {num_handlers, NumHandlers} -> + tsp("reqs -> received num_handlers with" + "~n NumHandlers: ~w", [NumHandlers]), + Handlers; + {num_handlers, WrongNumHandlers} -> + tsp("reqs -> received num_handlers with" + "~n WrongNumHandlers: ~w", [WrongNumHandlers]), + exit({wrong_num_handlers1, WrongNumHandlers, NumHandlers}) + end; + WrongNumHandlers -> + tsp("reqs -> " + "~n WrongNumHandlers: ~w", [WrongNumHandlers]), + exit({wrong_num_handlers2, WrongNumHandlers, NumHandlers}) + end. + + +reqs2(_URL, 0, Acc, _Sync) -> + lists:reverse(Acc); +reqs2(URL, Num, Acc, Sync) -> + tsp("reqs2 -> entry with" + "~n Num: ~w" + "~n Sync: ~w", [Num, Sync]), + case httpc:request(get, {URL, []}, [], [{sync, Sync}]) of + {ok, _Reply} -> + tsp("reqs2 -> successful request: ~p", [_Reply]), + receive + {handler, Handler, _Manager} -> + %% This is when a new handler is created + tsp("reqs2 -> received handler: ~p", [Handler]), + case lists:member(Handler, Acc) of + true -> + tsp("reqs2 -> duplicate handler"), + exit({duplicate_handler, Handler, Num, Acc}); + false -> + tsp("reqs2 -> wait for data ack"), + receive + {data_received, Handler} -> + tsp("reqs2 -> " + "received data ack from ~p", [Handler]), + case Sync of + true -> + reqs2(URL, Num-1, [Handler|Acc], + false); + false -> + reqs2(URL, Num-1, [Handler|Acc], + Sync) + end + end + end; + + {data_received, Handler} -> + tsp("reqs2 -> " + "received data ack from ~p", [Handler]), + reqs2(URL, Num-1, Acc, false) + + end; + + {error, Reason} -> + tsp("reqs2 -> request ~w failed: ~p", [Num, Reason]), + exit({request_failed, Reason, Num, Acc}) + end. + +otp_9847_server() -> + TC = self(), + Pid = spawn_link(fun() -> otp_9847_server_init(TC) end), + receive + {port, Port} -> + {Pid, Port} + end. + +otp_9847_server_init(TC) -> + tsp("otp_9847_server_init -> entry with" + "~n TC: ~p", [TC]), + {ok, ListenSocket} = + gen_tcp:listen(0, [binary, inet, {packet, 0}, + {reuseaddr,true}, + {active, false}]), + tsp("otp_9847_server_init -> listen socket created: " + "~n ListenSocket: ~p", [ListenSocket]), + {ok, Port} = inet:port(ListenSocket), + tsp("otp_9847_server_init -> Port: ~p", [Port]), + TC ! {port, Port}, + otp_9847_server_main(TC, ListenSocket, false, []). + +otp_9847_server_main(TC, ListenSocket, Answer, Handlers) -> + tsp("otp_9847_server_main -> entry with" + "~n TC: ~p" + "~n ListenSocket: ~p" + "~n Answer: ~p" + "~n Handlers: ~p", [TC, ListenSocket, Answer, Handlers]), + case gen_tcp:accept(ListenSocket, 1000) of + {ok, Sock} -> + tsp("otp_9847_server_main -> accepted" + "~n Sock: ~p", [Sock]), + {Handler, Mon, Port} = otp_9847_handler(TC, Sock, Answer), + tsp("otp_9847_server_main -> handler ~p created for ~w", + [Handler, Port]), + gen_tcp:controlling_process(Sock, Handler), + tsp("otp_9847_server_main -> control transfer"), + Handler ! owner, + tsp("otp_9847_server_main -> " + "handler ~p informed of owner transfer", [Handler]), + TC ! {handler, Handler, self()}, + tsp("otp_9847_server_main -> " + "TC ~p informed of handler ~p", [TC, Handler]), + otp_9847_server_main(TC, ListenSocket, Answer, + [{Handler, Mon, Sock, Port}|Handlers]); + + {error, timeout} -> + tsp("otp_9847_server_main -> timeout"), + receive + {answer, true} -> + tsp("otp_9847_server_main -> received answer request"), + TC ! {answer, true}, + otp_9847_server_main(TC, ListenSocket, true, Handlers); + + {'DOWN', _Mon, process, Pid, _Reason} -> + %% Could be one of the handlers + tsp("otp_9847_server_main -> received DOWN for ~p", [Pid]), + otp_9847_server_main(TC, ListenSocket, Answer, + lists:keydelete(Pid, 1, Handlers)); + + num_handlers -> + tsp("otp_9847_server_main -> " + "received request for number of handlers (~w)", + [length(Handlers)]), + TC ! {num_handlers, length(Handlers)}, + otp_9847_server_main(TC, ListenSocket, Answer, Handlers); + + stop -> + tsp("otp_9847_server_main -> received stop request"), + %% Stop all handlers (just in case) + Pids = [Handler || {Handler, _, _} <- Handlers], + lists:foreach(fun(Pid) -> Pid ! stop end, Pids), + exit(normal); + + Any -> + tsp("otp_9847_server_main -> received" + "~n Any: ~p", [Any]), + exit({crap, Any}) + + after 0 -> + tsp("otp_9847_server_main -> nothing in queue"), + otp_9847_server_main(TC, ListenSocket, Answer, Handlers) + end; + + Error -> + exit(Error) + end. + + +otp_9847_handler(TC, Sock, Answer) -> + tsp("otp_9847_handler -> entry with" + "~n TC: ~p" + "~n Sock: ~p" + "~n Answer: ~p", [TC, Sock, Answer]), + Self = self(), + {Pid, Mon} = + spawn_opt(fun() -> + otp_9847_handler_init(TC, Self, Sock, Answer) + end, + [monitor]), + receive + {port, Port} -> + tsp("otp_9847_handler -> received port message (from ~p)" + "~n Port: ~p", [Pid, Port]), + {Pid, Mon, Port} + end. + + +otp_9847_handler_init(TC, Server, Sock, Answer) -> + tsp("otp_9847_handler_init -> entry with" + "~n TC: ~p" + "~n Server: ~p" + "~n Sock: ~p" + "~n Answer: ~p", [TC, Server, Sock, Answer]), + {ok, Port} = inet:port(Sock), + Server ! {port, Port}, + receive + owner -> + tsp("otp_9847_handler_init -> " + "received owner message - activate socket"), + inet:setopts(Sock, [{active, true}]), + otp_9847_handler_main(TC, Server, Sock, Answer, [?HTTP_MAX_HEADER_SIZE]) + end. + +otp_9847_handler_main(TC, Server, Sock, Answer, ParseArgs) -> + tsp("otp_9847_handler_main -> entry with" + "~n TC: ~p" + "~n Server: ~p" + "~n Sock: ~p" + "~n Answer: ~p" + "~n ParseArgs: ~p", [TC, Server, Sock, Answer, ParseArgs]), + receive + stop -> + tsp("otp_9847_handler_main -> received stop request"), + exit(normal); + + {tcp, Sock, _Data} when Answer =:= false -> + tsp("otp_9847_handler_main -> received tcp data - no answer"), + TC ! {data_received, self()}, + inet:setopts(Sock, [{active, true}]), + %% Ignore all data + otp_9847_handler_main(TC, Server, Sock, Answer, ParseArgs); + + {tcp, Sock, Data} when Answer =:= true -> + tsp("otp_9847_handler_main -> received tcp data - answer"), + TC ! {data_received, self()}, + inet:setopts(Sock, [{active, true}]), + NewParseArgs = otp_9847_handler_request(Sock, [Data|ParseArgs]), + otp_9847_handler_main(TC, Server, Sock, Answer, NewParseArgs); + + {tcp_closed, Sock} -> + tsp("otp_9847_handler_main -> received tcp socket closed"), + exit(normal); + + {tcp_error, Sock, Reason} -> + tsp("otp_9847_handler_main -> socket error: ~p", [Reason]), + (catch gen_tcp:close(Sock)), + exit(normal) + + %% after 30000 -> + %% gen_tcp:close(Sock), + %% exit(normal) + end. + +otp_9847_handler_request(Sock, Args) -> + Msg = + case httpd_request:parse(Args) of + {ok, {_, "/index.html" = _RelUrl, _, _, _}} -> + B = + "" ++ + "...some body part..." ++ + "", + Len = integer_to_list(length(B)), + "HTTP/1.1 200 ok\r\n" ++ + "Content-Length:" ++ Len ++ "\r\n\r\n" ++ B + end, + gen_tcp:send(Sock, Msg), + [?HTTP_MAX_HEADER_SIZE]. + + + +%%------------------------------------------------------------------------- + options(doc) -> ["Test the option parameters."]; options(suite) -> @@ -2073,6 +2391,7 @@ options(Config) when is_list(Config) -> %%------------------------------------------------------------------------- + http_invalid_http(doc) -> ["Test parse error"]; http_invalid_http(suite) -> @@ -2863,6 +3182,7 @@ otp_8739_dummy_server_main(_Parent, ListenSocket) -> exit(Error) end. + %%------------------------------------------------------------------------- initial_server_connect(doc) -> -- cgit v1.2.3