diff options
Diffstat (limited to 'lib/kernel/test/gen_tcp_misc_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/gen_tcp_misc_SUITE.erl | 2661 |
1 files changed, 1528 insertions, 1133 deletions
diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl index 1592399996..6b64c83fc2 100644 --- a/lib/kernel/test/gen_tcp_misc_SUITE.erl +++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl @@ -1,69 +1,85 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2012. All Rights Reserved. +%% Copyright Ericsson AB 1998-2016. All Rights Reserved. %% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at %% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. %% %% %CopyrightEnd% %% -module(gen_tcp_misc_SUITE). --include_lib("test_server/include/test_server.hrl"). - -%-compile(export_all). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, controlling_process/1, controlling_process_self/1, - no_accept/1, close_with_pending_output/1, - data_before_close/1, iter_max_socks/1, get_status/1, + no_accept/1, close_with_pending_output/1, active_n/1, + data_before_close/1, + iter_max_socks/0, iter_max_socks/1, + get_status/1, passive_sockets/1, accept_closed_by_other_process/1, init_per_testcase/2, end_per_testcase/2, otp_3924/1, otp_3924_sender/4, closed_socket/1, shutdown_active/1, shutdown_passive/1, shutdown_pending/1, + show_econnreset_active/1, show_econnreset_active_once/1, + show_econnreset_passive/1, econnreset_after_sync_send/1, + econnreset_after_async_send_active/1, + econnreset_after_async_send_active_once/1, + econnreset_after_async_send_passive/1, linger_zero/1, default_options/1, http_bad_packet/1, busy_send/1, busy_disconnect_passive/1, busy_disconnect_active/1, fill_sendq/1, partial_recv_and_close/1, partial_recv_and_close_2/1,partial_recv_and_close_3/1,so_priority/1, - % Accept tests + %% Accept tests primitive_accept/1,multi_accept_close_listen/1,accept_timeout/1, accept_timeouts_in_order/1,accept_timeouts_in_order2/1, - accept_timeouts_in_order3/1,accept_timeouts_mixed/1, + accept_timeouts_in_order3/1,accept_timeouts_in_order4/1, + accept_timeouts_in_order5/1,accept_timeouts_in_order6/1, + accept_timeouts_in_order7/1,accept_timeouts_mixed/1, killing_acceptor/1,killing_multi_acceptors/1,killing_multi_acceptors2/1, several_accepts_in_one_go/1, accept_system_limit/1, active_once_closed/1, send_timeout/1, send_timeout_active/1, otp_7731/1, zombie_sockets/1, otp_7816/1, otp_8102/1, + wrapping_oct/0, wrapping_oct/1, otp_9389/1]). %% Internal exports. -export([sender/3, not_owner/1, passive_sockets_server/2, priority_server/1, - otp_7731_server/1, zombie_server/2]). + oct_acceptor/1, + otp_7731_server/1, zombie_server/2, do_iter_max_socks/2]). + +init_per_testcase(_Func, Config) -> + Config. -init_per_testcase(_Func, Config) when is_list(Config) -> - Dog = test_server:timetrap(test_server:seconds(240)), - [{watchdog, Dog}|Config]. -end_per_testcase(_Func, Config) -> - Dog = ?config(watchdog, Config), - test_server:timetrap_cancel(Dog). +end_per_testcase(_Func, _Config) -> + ok. -suite() -> [{ct_hooks,[ts_install_cth]}]. +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,4}}]. all() -> [controlling_process, controlling_process_self, no_accept, close_with_pending_output, data_before_close, - iter_max_socks, passive_sockets, + iter_max_socks, passive_sockets, active_n, accept_closed_by_other_process, otp_3924, closed_socket, shutdown_active, shutdown_passive, shutdown_pending, + show_econnreset_active, show_econnreset_active_once, + show_econnreset_passive, econnreset_after_sync_send, + econnreset_after_async_send_active, + econnreset_after_async_send_active_once, + econnreset_after_async_send_passive, linger_zero, default_options, http_bad_packet, busy_send, busy_disconnect_passive, busy_disconnect_active, fill_sendq, partial_recv_and_close, @@ -71,10 +87,13 @@ all() -> so_priority, primitive_accept, multi_accept_close_listen, accept_timeout, accept_timeouts_in_order, accept_timeouts_in_order2, - accept_timeouts_in_order3, accept_timeouts_mixed, + accept_timeouts_in_order3, accept_timeouts_in_order4, + accept_timeouts_in_order5, accept_timeouts_in_order6, + accept_timeouts_in_order7, accept_timeouts_mixed, killing_acceptor, killing_multi_acceptors, killing_multi_acceptors2, several_accepts_in_one_go, accept_system_limit, active_once_closed, send_timeout, send_timeout_active, otp_7731, + wrapping_oct, zombie_sockets, otp_7816, otp_8102, otp_9389]. groups() -> @@ -92,78 +111,77 @@ init_per_group(_GroupName, Config) -> end_per_group(_GroupName, Config) -> Config. +-define(UNIQ_NODE_NAME, + list_to_atom(?MODULE_STRING ++ "__" ++ + atom_to_list(?FUNCTION_NAME) ++ "_" ++ + integer_to_list(erlang:unique_integer([positive])))). - -default_options(doc) -> - ["Tests kernel application variables inet_default_listen_options and " - "inet_default_connect_options"]; -default_options(suite) -> - []; +%% Tests kernel application variables inet_default_listen_options and +%% inet_default_connect_options. default_options(Config) when is_list(Config) -> %% First check the delay_send option - ?line {true,true,true}=do_delay_send_1(), - ?line {false,false,false}=do_delay_send_2(), - ?line {true,false,false}=do_delay_send_3(), - ?line {false,false,false}=do_delay_send_4(), - ?line {false,false,false}=do_delay_send_5(), - ?line {false,true,true}=do_delay_send_6(), + {true,true,true}=do_delay_send_1(), + {false,false,false}=do_delay_send_2(), + {true,false,false}=do_delay_send_3(), + {false,false,false}=do_delay_send_4(), + {false,false,false}=do_delay_send_5(), + {false,true,true}=do_delay_send_6(), %% Now lets start some nodes with different combinations of options: - ?line {true,true,true} = do_delay_on_other_node("", - fun do_delay_send_1/0), - ?line {true,false,false} = + {true,true,true} = do_delay_on_other_node("", fun do_delay_send_1/0), + {true,false,false} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{delay_send,true}]\"", fun do_delay_send_2/0), - ?line {false,true,true} = + {false,true,true} = do_delay_on_other_node("-kernel inet_default_listen_options " "\"[{delay_send,true}]\"", fun do_delay_send_2/0), - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_listen_options " "\"[{delay_send,true}]\"", fun do_delay_send_3/0), - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{delay_send,true}]\"", fun do_delay_send_6/0), - ?line {false,false,false} = + {false,false,false} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{delay_send,true}]\"", fun do_delay_send_5/0), - ?line {false,true,true} = + {false,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{delay_send,true}]\" " "-kernel inet_default_listen_options " "\"[{delay_send,true}]\"", fun do_delay_send_5/0), - ?line {true,false,false} = + {true,false,false} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{delay_send,true}]\" " "-kernel inet_default_listen_options " "\"[{delay_send,true}]\"", fun do_delay_send_4/0), - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"{delay_send,true}\" " "-kernel inet_default_listen_options " "\"{delay_send,true}\"", fun do_delay_send_2/0), %% Active is to dangerous and is supressed - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"{active,false}\" " "-kernel inet_default_listen_options " "\"{active,false}\"", fun do_delay_send_7/0), - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{active,false},{delay_send,true}]\" " "-kernel inet_default_listen_options " "\"[{active,false},{delay_send,true}]\"", fun do_delay_send_7/0), - ?line {true,true,true} = + {true,true,true} = do_delay_on_other_node("-kernel inet_default_connect_options " "\"[{active,false},{delay_send,true}]\" " "-kernel inet_default_listen_options " @@ -174,13 +192,11 @@ default_options(Config) when is_list(Config) -> do_delay_on_other_node(XArgs, Function) -> Dir = filename:dirname(code:which(?MODULE)), - {ok,Node} = test_server:start_node(test_default_options_slave,slave, - [{args,"-pa " ++ Dir ++ " " ++ - XArgs}]), + {ok,Node} = test_server:start_node(?UNIQ_NODE_NAME, slave, + [{args,"-pa " ++ Dir ++ " " ++ XArgs}]), Res = rpc:call(Node,erlang,apply,[Function,[]]), test_server:stop_node(Node), Res. - do_delay_send_1() -> {ok,LS}=gen_tcp:listen(0,[{delay_send,true}]), @@ -272,30 +288,26 @@ do_delay_send_7() -> gen_tcp:close(S), gen_tcp:close(LS), {B1,B2,B3}. - - -controlling_process(doc) -> - ["Open a listen port and change controlling_process for it", - "The result should be ok of done by the owner process," - "Otherwise is should return {error,not_owner} or similar"]; -controlling_process(suite) -> []; +%% Open a listen port and change controlling_process for it +%% The result should be ok of done by the owner process, +%% Otherwise is should return {error,not_owner} or similar. controlling_process(Config) when is_list(Config) -> {ok,S} = gen_tcp:listen(0,[]), Pid2 = spawn(?MODULE,not_owner,[S]), Pid2 ! {self(),2,control}, - ?line {error, E} = receive {2,_E} -> + {error, E} = receive {2,_E} -> _E after 10000 -> timeout end, io:format("received ~p~n",[E]), Pid = spawn(?MODULE,not_owner,[S]), - ?line ok = gen_tcp:controlling_process(S,Pid), + ok = gen_tcp:controlling_process(S,Pid), Pid ! {self(),1,control}, - ?line ok = receive {1,ok} -> - ok - after 1000 -> timeout - end, + ok = receive {1,ok} -> + ok + after 1000 -> timeout + end, Pid ! close. not_owner(S) -> @@ -308,9 +320,8 @@ not_owner(S) -> ok end. -controlling_process_self(doc) -> - ["Open a listen port and assign the controlling process to " - "it self, then exit and make sure the port is closed properly."]; +%% Open a listen port and assign the controlling process to +%% it self, then exit and make sure the port is closed properly. controlling_process_self(Config) when is_list(Config) -> S = self(), process_flag(trap_exit,true), @@ -334,69 +345,49 @@ controlling_process_self(Config) when is_list(Config) -> end. -no_accept(doc) -> - ["Open a listen port and connect to it, then close the listen port ", - "without doing any accept. The connected socket should receive ", - "a tcp_closed message."]; -no_accept(suite) -> []; +%% Open a listen port and connect to it, then close the listen port +%% without doing any accept. The connected socket should receive +%% a tcp_closed message. no_accept(Config) when is_list(Config) -> - case os:type() of - vxworks -> - {skip,"Too tough for vxworks"}; - _ -> - no_accept2() + {ok, L} = gen_tcp:listen(0, []), + {ok, {_, Port}} = inet:sockname(L), + {ok, Client} = gen_tcp:connect(localhost, Port, []), + ok = gen_tcp:close(L), + receive + {tcp_closed, Client} -> + ok + after 5000 -> + ct:fail(never_closed) + end. -no_accept2() -> - ?line {ok, L} = gen_tcp:listen(0, []), - ?line {ok, {_, Port}} = inet:sockname(L), - ?line {ok, Client} = gen_tcp:connect(localhost, Port, []), - ?line ok = gen_tcp:close(L), - ?line receive - {tcp_closed, Client} -> - ok - after 5000 -> - ?line test_server:fail(never_closed) - - end. - -close_with_pending_output(doc) -> - ["Send several packets to a socket and close it. All packets should arrive ", - "to the other end."]; -close_with_pending_output(suite) -> []; +%% Send several packets to a socket and close it. All packets should +%% arrive to the other end. close_with_pending_output(Config) when is_list(Config) -> - case os:type() of - vxworks -> - {skipped,"Too tough for vxworks"}; - _ -> - close_with_pending_output2() - end. - -close_with_pending_output2() -> - ?line {ok, L} = gen_tcp:listen(0, [binary, {active, false}]), - ?line {ok, {_, Port}} = inet:sockname(L), - ?line Packets = 16, - ?line Total = 2048*Packets, + {ok, L} = gen_tcp:listen(0, [binary, {active, false}]), + {ok, {_, Port}} = inet:sockname(L), + Packets = 16, + Total = 2048*Packets, case start_remote(close_pending) of {ok, Node} -> - ?line {ok, Host} = inet:gethostname(), - ?line spawn_link(Node, ?MODULE, sender, [Port, Packets, Host]), - ?line {ok, A} = gen_tcp:accept(L), - ?line case gen_tcp:recv(A, Total) of + {ok, Host} = inet:gethostname(), + spawn_link(Node, ?MODULE, sender, [Port, Packets, Host]), + {ok, A} = gen_tcp:accept(L), + case gen_tcp:recv(A, Total) of {ok, Bin} when byte_size(Bin) == Total -> gen_tcp:close(A), gen_tcp:close(L); {ok, Bin} -> - ?line test_server:fail({small_packet, + ct:fail({small_packet, byte_size(Bin)}); Error -> - ?line test_server:fail({unexpected, Error}) + ct:fail({unexpected, Error}) end, ok; {error, no_remote_hosts} -> {skipped,"No remote hosts"}; {error, Other} -> - ?line ?t:fail({failed_to_start_slave_node, Other}) + ct:fail({failed_to_start_slave_node, Other}) end. sender(Port, Packets, Host) -> @@ -413,93 +404,188 @@ send_loop(Sock, Data, Left) -> ok = gen_tcp:send(Sock, Data), send_loop(Sock, Data, Left-1). +%% Test {active,N} option +%% Verify operation of the {active,N} option. +active_n(Config) when is_list(Config) -> + N = 3, + LS = ok(gen_tcp:listen(0, [{active,N}])), + [{active,N}] = ok(inet:getopts(LS, [active])), + ok = inet:setopts(LS, [{active,-N}]), + receive + {tcp_passive, LS} -> ok + after + 5000 -> + exit({error,tcp_passive_failure}) + end, + [{active,false}] = ok(inet:getopts(LS, [active])), + ok = inet:setopts(LS, [{active,0}]), + receive + {tcp_passive, LS} -> ok + after + 5000 -> + exit({error,tcp_passive_failure}) + end, + ok = inet:setopts(LS, [{active,32767}]), + {error,einval} = inet:setopts(LS, [{active,1}]), + {error,einval} = inet:setopts(LS, [{active,-32769}]), + ok = inet:setopts(LS, [{active,-32768}]), + receive + {tcp_passive, LS} -> ok + after + 5000 -> + exit({error,tcp_passive_failure}) + end, + [{active,false}] = ok(inet:getopts(LS, [active])), + ok = inet:setopts(LS, [{active,N}]), + ok = inet:setopts(LS, [{active,true}]), + [{active,true}] = ok(inet:getopts(LS, [active])), + receive + _ -> exit({error,active_n}) + after + 0 -> + ok + end, + ok = inet:setopts(LS, [{active,N}]), + ok = inet:setopts(LS, [{active,once}]), + [{active,once}] = ok(inet:getopts(LS, [active])), + receive + _ -> exit({error,active_n}) + after + 0 -> + ok + end, + {error,einval} = inet:setopts(LS, [{active,32768}]), + ok = inet:setopts(LS, [{active,false}]), + [{active,false}] = ok(inet:getopts(LS, [active])), + Port = ok(inet:port(LS)), + C = ok(gen_tcp:connect("localhost", Port, [{active,N}])), + [{active,N}] = ok(inet:getopts(C, [active])), + S = ok(gen_tcp:accept(LS)), + ok = inet:setopts(S, [{active,N}]), + [{active,N}] = ok(inet:getopts(S, [active])), + repeat(3, + fun(I) -> + Msg = "message "++integer_to_list(I), + ok = gen_tcp:send(C, Msg), + receive + {tcp,S,Msg} -> + ok = gen_tcp:send(S, Msg) + after + 5000 -> + exit({error,timeout}) + end, + receive + {tcp,C,Msg} -> + ok + after + 5000 -> + exit({error,timeout}) + end + end), + receive + {tcp_passive,S} -> + [{active,false}] = ok(inet:getopts(S, [active])) + after + 5000 -> + exit({error,tcp_passive}) + end, + receive + {tcp_passive,C} -> + [{active,false}] = ok(inet:getopts(C, [active])) + after + 5000 -> + exit({error,tcp_passive}) + end, + LS2 = ok(gen_tcp:listen(0, [{active,0}])), + receive + {tcp_passive,LS2} -> + [{active,false}] = ok(inet:getopts(LS2, [active])) + after + 5000 -> + exit({error,tcp_passive}) + end, + ok = gen_tcp:close(LS2), + ok = gen_tcp:close(C), + ok = gen_tcp:close(S), + ok = gen_tcp:close(LS), + ok. + -define(OTP_3924_MAX_DELAY, 100). %% Taken out of the blue, but on intra host connections %% I expect propagation of a close to be quite fast %% so 100 ms seems reasonable. -otp_3924(doc) -> - ["Tests that a socket can be closed fast enough."]; -otp_3924(suite) -> []; +%% Tests that a socket can be closed fast enough. otp_3924(Config) when is_list(Config) -> MaxDelay = (case has_superfluous_schedulers() of - true -> 4; - false -> 1 - end - * case {erlang:system_info(debug_compiled), - erlang:system_info(lock_checking)} of - {true, _} -> 6; - {_, true} -> 2; - _ -> 1 - end * ?OTP_3924_MAX_DELAY), - case os:type() of - vxworks -> -%% {skip,"Too tough for vxworks"}; - otp_3924_1(MaxDelay); - _ -> - otp_3924_1(MaxDelay) - end. + true -> 4; + false -> 1 + end + * case {erlang:system_info(debug_compiled), + erlang:system_info(lock_checking)} of + {true, _} -> 6; + {_, true} -> 2; + _ -> 1 + end * ?OTP_3924_MAX_DELAY), + otp_3924_1(MaxDelay). otp_3924_1(MaxDelay) -> - Dog = test_server:timetrap(test_server:seconds(240)), - ?line {ok, Node} = start_node(otp_3924), - ?line DataLen = 100*1024, - ?line Data = otp_3924_data(DataLen), - % Repeat the test a couple of times to prevent the test from passing - % by chance. - repeat(10, - fun (N) -> - ?line ok = otp_3924(MaxDelay, Node, Data, DataLen, N) - end), - ?line test_server:stop_node(Node), - test_server:timetrap_cancel(Dog), + {ok, Node} = start_node(otp_3924), + DataLen = 100*1024, + Data = otp_3924_data(DataLen), + %% Repeat the test a couple of times to prevent the test from passing + %% by chance. + repeat(10, fun(N) -> + ok = otp_3924(MaxDelay, Node, Data, DataLen, N) + end), + test_server:stop_node(Node), ok. otp_3924(MaxDelay, Node, Data, DataLen, N) -> - ?line {ok, L} = gen_tcp:listen(0, [list, {active, false}]), - ?line {ok, {_, Port}} = inet:sockname(L), - ?line {ok, Host} = inet:gethostname(), - ?line Sender = spawn_link(Node, - ?MODULE, - otp_3924_sender, - [self(), Host, Port, Data]), - ?line Data = otp_3924_receive_data(L, Sender, MaxDelay, DataLen, N), - ?line ok = gen_tcp:close(L). + {ok, L} = gen_tcp:listen(0, [list, {active, false}]), + {ok, {_, Port}} = inet:sockname(L), + {ok, Host} = inet:gethostname(), + Sender = spawn_link(Node, + ?MODULE, + otp_3924_sender, + [self(), Host, Port, Data]), + Data = otp_3924_receive_data(L, Sender, MaxDelay, DataLen, N), + ok = gen_tcp:close(L). otp_3924_receive_data(LSock, Sender, MaxDelay, Len, N) -> - ?line OP = process_flag(priority, max), - ?line OTE = process_flag(trap_exit, true), - ?line TimeoutRef = make_ref(), - ?line Data = (catch begin - ?line Sender ! start, - ?line {ok, Sock} = gen_tcp:accept(LSock), - ?line D = otp_3924_receive_data(Sock, - TimeoutRef, - MaxDelay, - Len, - [], - 0), - ?line ok = gen_tcp:close(Sock), - D - end), - ?line unlink(Sender), - ?line process_flag(trap_exit, OTE), - ?line process_flag(priority, OP), + OP = process_flag(priority, max), + OTE = process_flag(trap_exit, true), + TimeoutRef = make_ref(), + Data = (catch begin + Sender ! start, + {ok, Sock} = gen_tcp:accept(LSock), + D = otp_3924_receive_data(Sock, + TimeoutRef, + MaxDelay, + Len, + [], + 0), + ok = gen_tcp:close(Sock), + D + end), + unlink(Sender), + process_flag(trap_exit, OTE), + process_flag(priority, OP), receive {'EXIT', _, TimeoutRef} -> - ?line test_server:fail({close_not_fast_enough,MaxDelay,N}); + ct:fail({close_not_fast_enough,MaxDelay,N}); {'EXIT', Sender, Reason} -> - ?line test_server:fail({sender_exited, Reason}); + ct:fail({sender_exited, Reason}); {'EXIT', _Other, Reason} -> - ?line test_server:fail({linked_process_exited, Reason}) + ct:fail({linked_process_exited, Reason}) after 0 -> case Data of {'EXIT', {A,B}} -> - ?line test_server:fail({A,B,N}); + ct:fail({A,B,N}); {'EXIT', Failure} -> - ?line test_server:fail(Failure); + ct:fail(Failure); _ -> - ?line Data + Data end end. @@ -510,12 +596,12 @@ otp_3924_receive_data(Sock, TimeoutRef, MaxDelay, Len, Acc, AccLen) -> NewAccLen = AccLen + length(Data), if NewAccLen == Len -> - ?line {ok, TRef} = timer:exit_after(MaxDelay, + {ok, TRef} = timer:exit_after(MaxDelay, self(), TimeoutRef), - ?line {error, closed} = gen_tcp:recv(Sock, 0), - ?line timer:cancel(TRef), - ?line lists:flatten([Acc, Data]); + {error, closed} = gen_tcp:recv(Sock, 0), + timer:cancel(TRef), + lists:flatten([Acc, Data]); NewAccLen > Len -> exit({received_too_much, NewAccLen}); true -> @@ -556,29 +642,20 @@ otp_3924_sender(Receiver, Host, Port, Data) -> end. -data_before_close(doc) -> - ["Tests that a huge amount of data can be received before a close."]; +%% Tests that a huge amount of data can be received before a close. data_before_close(Config) when is_list(Config) -> - case os:type() of - vxworks -> - {skip,"Too tough for vxworks"}; - _ -> - data_before_close2() - end. - -data_before_close2() -> - ?line {ok, L} = gen_tcp:listen(0, [binary]), - ?line {ok, {_, TcpPort}} = inet:sockname(L), - ?line Bytes = 256*1024, - ?line spawn_link(fun() -> huge_sender(TcpPort, Bytes) end), - ?line {ok, A} = gen_tcp:accept(L), - ?line case count_bytes_recv(A, 0) of - {Bytes, Result} -> - io:format("Result: ~p", [Result]); - {Wrong, Result} -> - io:format("Result: ~p", [Result]), - test_server:fail({wrong_count, Wrong}) - end, + {ok, L} = gen_tcp:listen(0, [binary]), + {ok, {_, TcpPort}} = inet:sockname(L), + Bytes = 256*1024, + spawn_link(fun() -> huge_sender(TcpPort, Bytes) end), + {ok, A} = gen_tcp:accept(L), + case count_bytes_recv(A, 0) of + {Bytes, Result} -> + io:format("Result: ~p", [Result]); + {Wrong, Result} -> + io:format("Result: ~p", [Result]), + ct:fail({wrong_count, Wrong}) + end, ok. count_bytes_recv(Sock, Total) -> @@ -602,41 +679,33 @@ make_zero_packet(N) when N rem 2 == 0 -> make_zero_packet(N) -> P = make_zero_packet(N div 2), [0, P|P]. -get_status(doc) -> - ["OTP-2924", - "test that the socket process does not crash when sys:get_status(Pid)", - "is called."]; -get_status(suite) -> []; -get_status(Config) when is_list(Config) -> - ?line {ok,{socket,Pid,_,_}} = gen_tcp:listen(5678,[]), - ?line {status,Pid,_,_} = sys:get_status(Pid). -iter_max_socks(doc) -> - ["Open as many sockets as possible. Do this several times and check ", - "that we get the same number of sockets every time."]; -iter_max_socks(Config) when is_list(Config) -> - case os:type() of - vxworks -> - {skip,"Too tough for vxworks"}; - _ -> - iter_max_socks2() - end. +%% OTP-2924. Test that the socket process does not crash when +%% sys:get_status(Pid) is called. +get_status(Config) when is_list(Config) -> + {ok,{socket,Pid,_,_}} = gen_tcp:listen(5678,[]), + {status,Pid,_,_} = sys:get_status(Pid). -define(RECOVER_SLEEP, 60000). -define(RETRY_SLEEP, 15000). -iter_max_socks2() -> - ?line N = - case os:type() of - vxworks -> - 10; - _ -> - 20 - end, - L = do_iter_max_socks(N, initalize), - ?line io:format("Result: ~p",[L]), - ?line all_equal(L), - ?line {comment, "Max sockets: " ++ integer_to_list(hd(L))}. +iter_max_socks() -> + [{timetrap,{minutes,30}}]. + +%% Open as many sockets as possible. Do this several times and check +%% that we get the same number of sockets every time. +iter_max_socks(Config) when is_list(Config) -> + N = case os:type() of {win32,_} -> 10; _ -> 20 end, + %% Run on a different node in order to limit the effect if this test fails. + Dir = filename:dirname(code:which(?MODULE)), + {ok,Node} = test_server:start_node(test_iter_max_socks,slave, + [{args,"+Q 2048 -pa " ++ Dir}]), + L = rpc:call(Node,?MODULE,do_iter_max_socks,[N, initalize]), + test_server:stop_node(Node), + + io:format("Result: ~p",[L]), + all_equal(L), + {comment, "Max sockets: " ++ integer_to_list(hd(L))}. do_iter_max_socks(0, _) -> []; @@ -647,19 +716,19 @@ do_iter_max_socks(N, failed) -> MS = max_socks(), [MS|do_iter_max_socks(N-1, failed)]; do_iter_max_socks(N, First) when is_integer(First) -> - ?line MS = max_socks(), + MS = max_socks(), if MS == First -> - ?line [MS|do_iter_max_socks(N-1, First)]; + [MS|do_iter_max_socks(N-1, First)]; true -> - ?line io:format("Sleeping for ~p seconds...~n", + io:format("Sleeping for ~p seconds...~n", [?RETRY_SLEEP/1000]), - ?line ?t:sleep(?RETRY_SLEEP), - ?line io:format("Trying again...~n", []), - ?line RetryMS = max_socks(), - ?line if RetryMS == First -> - ?line [RetryMS|do_iter_max_socks(N-1, First)]; + ct:sleep(?RETRY_SLEEP), + io:format("Trying again...~n", []), + RetryMS = max_socks(), + if RetryMS == First -> + [RetryMS|do_iter_max_socks(N-1, First)]; true -> - ?line [RetryMS|do_iter_max_socks(N-1, failed)] + [RetryMS|do_iter_max_socks(N-1, failed)] end end. @@ -671,17 +740,17 @@ all_equal([Rule | T]) -> all_equal(Rule, [Rule | T]) -> all_equal(Rule, T); all_equal(_, [_ | _]) -> - ?line ?t:sleep(?RECOVER_SLEEP), % Wait a while and *hope* that we'll - % recover so other tests won't be - % affected. - ?t:fail(max_socket_mismatch); + ct:sleep(?RECOVER_SLEEP), % Wait a while and *hope* that we'll + %% recover so other tests won't be + %% affected. + ct:fail(max_socket_mismatch); all_equal(_Rule, []) -> ok. max_socks() -> - ?line Socks = open_socks(), - ?line N = length(Socks), - ?line lists:foreach(fun(S) -> ok = gen_tcp:close(S) end, Socks), + Socks = open_socks(), + N = length(Socks), + lists:foreach(fun(S) -> ok = gen_tcp:close(S) end, Socks), io:format("Got ~p sockets", [N]), N. @@ -716,22 +785,21 @@ start_remote(Name) -> Pa = filename:dirname(code:which(?MODULE)), test_server:start_node(Name, slave, [{remote, true}, {args, "-pa " ++ Pa}]). -passive_sockets(doc) -> - ["Tests that when 'the other side' on a passive socket closes, the connecting", - "side still can read until the end of data."]; +%% Tests that when 'the other side' on a passive socket closes, the +%% connecting, side still can read until the end of data. passive_sockets(Config) when is_list(Config) -> - ?line spawn_link(?MODULE, passive_sockets_server, - [[{active,false}],self()]), - ?line receive - {socket,Port} -> ok - end, - ?t:sleep(500), - ?line case gen_tcp:connect("localhost", Port, [{active, false}]) of - {ok, Sock} -> - passive_sockets_read(Sock); - Error -> - ?t:fail({"Could not connect to server", Error}) - end. + spawn_link(?MODULE, passive_sockets_server, + [[{active,false}],self()]), + receive + {socket,Port} -> ok + end, + ct:sleep(500), + case gen_tcp:connect("localhost", Port, [{active, false}]) of + {ok, Sock} -> + passive_sockets_read(Sock); + Error -> + ct:fail({"Could not connect to server", Error}) + end. %% %% Read until we get an {error, closed}. If we get another error, this test case @@ -746,62 +814,61 @@ passive_sockets_read(Sock) -> gen_tcp:close(Sock); Error -> gen_tcp:close(Sock), - ?t:fail({"Did not get {error, closed} before other error", Error}) + ct:fail({"Did not get {error, closed} before other error", Error}) end. passive_sockets_server(Opts, Parent) -> - ?line case gen_tcp:listen(0, Opts) of - {ok, LSock} -> - {ok,{_,Port}} = inet:sockname(LSock), - Parent ! {socket,Port}, - passive_sockets_server_accept(LSock); - Error -> - ?t:fail({"Could not create listen socket", Error}) - end. + case gen_tcp:listen(0, Opts) of + {ok, LSock} -> + {ok,{_,Port}} = inet:sockname(LSock), + Parent ! {socket,Port}, + passive_sockets_server_accept(LSock); + Error -> + ct:fail({"Could not create listen socket", Error}) + end. passive_sockets_server_accept(Sock) -> - ?line case gen_tcp:accept(Sock) of - {ok, Socket} -> - ?t:sleep(500), % Simulate latency - passive_sockets_server_send(Socket, 5), - passive_sockets_server_accept(Sock); - Error -> - ?t:fail({"Could not accept connection", Error}) - end. + case gen_tcp:accept(Sock) of + {ok, Socket} -> + timer:sleep(500), % Simulate latency + passive_sockets_server_send(Socket, 5), + passive_sockets_server_accept(Sock); + Error -> + ct:fail({"Could not accept connection", Error}) + end. passive_sockets_server_send(Socket, 0) -> io:format("Closing other end..~n", []), gen_tcp:close(Socket); passive_sockets_server_send(Socket, X) -> - ?line Data = lists:duplicate(1024*X, $a), - ?line case gen_tcp:send(Socket, Data) of - ok -> - ?t:sleep(50), % Simulate some processing. - passive_sockets_server_send(Socket, X-1); - {error, _Reason} -> - ?t:fail("Failed to send data") - end. + Data = lists:duplicate(1024*X, $a), + case gen_tcp:send(Socket, Data) of + ok -> + ct:sleep(50), % Simulate some processing. + passive_sockets_server_send(Socket, X-1); + {error, _Reason} -> + ct:fail("Failed to send data") + end. -accept_closed_by_other_process(doc) -> - ["Tests the return value from gen_tcp:accept when ", - "the socket is closed from an other process. (OTP-3817)"]; +%% Tests the return value from gen_tcp:accept when +%% the socket is closed from another process. (OTP-3817) accept_closed_by_other_process(Config) when is_list(Config) -> - ?line Parent = self(), - ?line {ok, ListenSocket} = gen_tcp:listen(0, []), - ?line Child = + Parent = self(), + {ok, ListenSocket} = gen_tcp:listen(0, []), + Child = spawn_link( fun() -> Parent ! {self(), gen_tcp:accept(ListenSocket)} end), - ?line receive after 1000 -> ok end, - ?line ok = gen_tcp:close(ListenSocket), - ?line receive - {Child, {error, closed}} -> - ok; - {Child, Other} -> - ?t:fail({"Wrong result of gen_tcp:accept", Other}) - end. + receive after 1000 -> ok end, + ok = gen_tcp:close(ListenSocket), + receive + {Child, {error, closed}} -> + ok; + {Child, Other} -> + ct:fail({"Wrong result of gen_tcp:accept", Other}) + end. repeat(N, Fun) -> repeat(N, N, Fun). @@ -813,14 +880,11 @@ repeat(_, _, _) -> ok. -closed_socket(suite) -> - []; -closed_socket(doc) -> - ["Tests the response when using a closed socket as argument"]; +%% Tests the response when using a closed socket as argument. closed_socket(Config) when is_list(Config) -> - ?line {ok, LS1} = gen_tcp:listen(0, []), - ?line erlang:yield(), - ?line ok = gen_tcp:close(LS1), + {ok, LS1} = gen_tcp:listen(0, []), + erlang:yield(), + ok = gen_tcp:close(LS1), %% If the following delay is uncommented, the result error values %% below will change from {error, einval} to {error, closed} since %% inet_db then will have noticed that the socket is closed. @@ -828,19 +892,18 @@ closed_socket(Config) when is_list(Config) -> %% in inet_db processes the 'EXIT' message from the port, %% the socket is unregistered. %% - %% ?line test_server:sleep(test_server:seconds(2)), + %% ct:sleep({seconds,2}) %% - ?line {error, R_send} = gen_tcp:send(LS1, "data"), - ?line {error, R_recv} = gen_tcp:recv(LS1, 17), - ?line {error, R_accept} = gen_tcp:accept(LS1), - ?line {error, R_controlling_process} = + {error, R_send} = gen_tcp:send(LS1, "data"), + {error, R_recv} = gen_tcp:recv(LS1, 17), + {error, R_accept} = gen_tcp:accept(LS1), + {error, R_controlling_process} = gen_tcp:controlling_process(LS1, self()), %% - ?line ok = io:format("R_send = ~p~n", [R_send]), - ?line ok = io:format("R_recv = ~p~n", [R_recv]), - ?line ok = io:format("R_accept = ~p~n", [R_accept]), - ?line ok = io:format("R_controlling_process = ~p~n", - [R_controlling_process]), + ok = io:format("R_send = ~p~n", [R_send]), + ok = io:format("R_recv = ~p~n", [R_recv]), + ok = io:format("R_accept = ~p~n", [R_accept]), + ok = io:format("R_controlling_process = ~p~n", [R_controlling_process]), ok. %%% @@ -848,31 +911,30 @@ closed_socket(Config) when is_list(Config) -> %%% shutdown_active(Config) when is_list(Config) -> - ?line shutdown_common(true). + shutdown_common(true). shutdown_passive(Config) when is_list(Config) -> - ?line shutdown_common(false). + shutdown_common(false). shutdown_common(Active) -> - ?line P = sort_server(Active), + P = sort_server(Active), io:format("Sort server port: ~p\n", [P]), - ?line do_sort(P, []), - ?line do_sort(P, ["glurf"]), - ?line do_sort(P, ["abc","nisse","dum"]), - - ?line do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 255)]), - ?line do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(77, 999)]), - ?line do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 55)]), - ?line do_sort(P, []), - ?line do_sort(P, ["apa"]), - ?line do_sort(P, ["kluns","gorilla"]), - ?line do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 1233)]), - ?line do_sort(P, []), - + do_sort(P, []), + do_sort(P, ["glurf"]), + do_sort(P, ["abc","nisse","dum"]), + + do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 255)]), + do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(77, 999)]), + do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 55)]), + do_sort(P, []), + do_sort(P, ["apa"]), + do_sort(P, ["kluns","gorilla"]), + do_sort(P, [lists:reverse(integer_to_list(I)) || I <- lists:seq(25, 1233)]), + do_sort(P, []), receive Any -> - ?t:fail({unexpected_message,Any}) + ct:fail({unexpected_message,Any}) after 0 -> ok end. @@ -888,14 +950,14 @@ do_sort(P, List0) -> sort_server(Active) -> Opts = [{exit_on_close,false},{packet,line},{active,Active}], - ?line {ok,L} = gen_tcp:listen(0, Opts), + {ok,L} = gen_tcp:listen(0, Opts), Go = make_ref(), - ?line Pid = spawn_link(fun() -> - receive Go -> sort_server_1(L, Active) end - end), - ?line ok = gen_tcp:controlling_process(L, Pid), - ?line Pid ! Go, - ?line {ok,Port} = inet:port(L), + Pid = spawn_link(fun() -> + receive Go -> sort_server_1(L, Active) end + end), + ok = gen_tcp:controlling_process(L, Pid), + Pid ! Go, + {ok,Port} = inet:port(L), Port. sort_server_1(L, Active) -> @@ -945,17 +1007,17 @@ shutdown_pending(Config) when is_list(Config) -> Data = [<<N:32>>,ones(N),42], P = a_server(), io:format("Server port: ~p\n", [P]), - ?line {ok,S} = gen_tcp:connect(localhost, P, []), - ?line gen_tcp:send(S, Data), - ?line gen_tcp:shutdown(S, write), - ?line receive - {tcp,S,Msg} -> - io:format("~p\n", [Msg]), - ?line N = list_to_integer(Msg) - 5; - Other -> - ?t:fail({unexpected,Other}) - end, - ok. + {ok,S} = gen_tcp:connect(localhost, P, []), + gen_tcp:send(S, Data), + gen_tcp:shutdown(S, write), + receive + {tcp,S,Msg} -> + io:format("~p\n", [Msg]), + N = list_to_integer(Msg) - 5; + Other -> + ct:fail({unexpected,Other}) + end, + ok. ones(0) -> []; ones(1) -> [1]; @@ -968,10 +1030,10 @@ shutdown_pending(Config) when is_list(Config) -> end. a_server() -> - ?line {ok,L} = gen_tcp:listen(0, [{exit_on_close,false},{active,false}]), - ?line Pid = spawn_link(fun() -> a_server(L) end), - ?line ok = gen_tcp:controlling_process(L, Pid), - ?line {ok,Port} = inet:port(L), + {ok,L} = gen_tcp:listen(0, [{exit_on_close,false},{active,false}]), + Pid = spawn_link(fun() -> a_server(L) end), + ok = gen_tcp:controlling_process(L, Pid), + {ok,Port} = inet:port(L), Port. a_server(L) -> @@ -988,24 +1050,328 @@ shutdown_pending(Config) when is_list(Config) -> gen_tcp:close(S) end. +%% +%% Test 'show_econnreset' option +%% + +show_econnreset_active(Config) when is_list(Config) -> + %% First confirm everything works with option turned off. + {ok, L} = gen_tcp:listen(0, []), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, [{active, false}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = inet:setopts(Client, [{linger, {true, 0}}]), + ok = gen_tcp:close(Client), + receive + {tcp_closed, S} -> + ok; + Other -> + ct:fail({unexpected1, Other}) + after 1000 -> + ct:fail({timeout, {server, no_tcp_closed}}) + end, + + %% Now test with option switched on. + %% Note: We are also testing that the show_econnreset option is + %% inherited from the listening socket by the accepting socket. + {ok, L1} = gen_tcp:listen(0, [{show_econnreset, true}]), + {ok, Port1} = inet:port(L1), + {ok, Client1} = gen_tcp:connect(localhost, Port1, [{active, false}]), + {ok, S1} = gen_tcp:accept(L1), + ok = gen_tcp:close(L1), + ok = inet:setopts(Client1, [{linger, {true, 0}}]), + ok = gen_tcp:close(Client1), + receive + {tcp_error, S1, econnreset} -> + receive + {tcp_closed, S1} -> + ok; + Other1 -> + ct:fail({unexpected2, Other1}) + after 1 -> + ct:fail({timeout, {server, no_tcp_closed}}) + end; + Other2 -> + ct:fail({unexpected3, Other2}) + after 1000 -> + ct:fail({timeout, {server, no_tcp_error}}) + end. + +show_econnreset_active_once(Config) when is_list(Config) -> + %% Now test using {active, once} + {ok, L} = gen_tcp:listen(0, + [{active, false}, + {show_econnreset, true}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, [{active, false}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = inet:setopts(Client, [{linger, {true, 0}}]), + ok = gen_tcp:close(Client), + ok = ct:sleep(20), + ok = receive Msg -> {unexpected_msg, Msg} after 0 -> ok end, + ok = inet:setopts(S, [{active, once}]), + receive + {tcp_error, S, econnreset} -> + receive + {tcp_closed, S} -> + ok; + Other1 -> + ct:fail({unexpected1, Other1}) + after 1 -> + ct:fail({timeout, {server, no_tcp_closed}}) + end; + Other2 -> + ct:fail({unexpected2, Other2}) + after 1000 -> + ct:fail({timeout, {server, no_tcp_error}}) + end. + +show_econnreset_passive(Config) when is_list(Config) -> + %% First confirm everything works with option turned off. + {ok, L} = gen_tcp:listen(0, [{active, false}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, [{active, false}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ct:sleep(1), + {error, closed} = gen_tcp:recv(Client, 0), + + %% Now test with option switched on. + {ok, L1} = gen_tcp:listen(0, [{active, false}]), + {ok, Port1} = inet:port(L1), + {ok, Client1} = gen_tcp:connect(localhost, Port1, + [{active, false}, + {show_econnreset, true}]), + {ok, S1} = gen_tcp:accept(L1), + ok = gen_tcp:close(L1), + ok = inet:setopts(S1, [{linger, {true, 0}}]), + ok = gen_tcp:close(S1), + ok = ct:sleep(1), + {error, econnreset} = gen_tcp:recv(Client1, 0). + +econnreset_after_sync_send(Config) when is_list(Config) -> + %% First confirm everything works with option turned off. + {ok, L} = gen_tcp:listen(0, [{active, false}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, [{active, false}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ct:sleep(20), + {error, closed} = gen_tcp:send(Client, "Whatever"), + + %% Now test with option switched on. + {ok, L1} = gen_tcp:listen(0, [{active, false}]), + {ok, Port1} = inet:port(L1), + {ok, Client1} = gen_tcp:connect(localhost, Port1, + [{active, false}, + {show_econnreset, true}]), + {ok, S1} = gen_tcp:accept(L1), + ok = gen_tcp:close(L1), + ok = inet:setopts(S1, [{linger, {true, 0}}]), + ok = gen_tcp:close(S1), + ok = ct:sleep(20), + {error, econnreset} = gen_tcp:send(Client1, "Whatever"). + +econnreset_after_async_send_active(Config) when is_list(Config) -> + {OS, _} = os:type(), + Payload = lists:duplicate(1024 * 1024, $.), + + %% First confirm everything works with option turned off. + {ok, L} = gen_tcp:listen(0, [{active, false}, {recbuf, 4096}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, [{sndbuf, 4096}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = gen_tcp:send(Client, Payload), + case erlang:port_info(Client, queue_size) of + {queue_size, N} when N > 0 -> ok; + {queue_size, 0} when OS =:= win32 -> ok; + {queue_size, 0} = T -> ct:fail(T) + end, + ok = gen_tcp:send(S, "Whatever"), + ok = ct:sleep(20), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ct:sleep(20), + receive + {tcp, Client, "Whatever"} -> + receive + {tcp_closed, Client} -> + ok; + Other1 -> + ct:fail({unexpected1, Other1}) + end; + Other2 -> + ct:fail({unexpected2, Other2}) + end, + + %% Now test with option switched on. + {ok, L1} = gen_tcp:listen(0, [{active, false}, {recbuf, 4096}]), + {ok, Port1} = inet:port(L1), + {ok, Client1} = gen_tcp:connect(localhost, Port1, + [{sndbuf, 4096}, + {show_econnreset, true}]), + {ok, S1} = gen_tcp:accept(L1), + ok = gen_tcp:close(L1), + ok = gen_tcp:send(Client1, Payload), + case erlang:port_info(Client1, queue_size) of + {queue_size, N1} when N1 > 0 -> ok; + {queue_size, 0} when OS =:= win32 -> ok; + {queue_size, 0} = T1 -> ct:fail(T1) + end, + ok = gen_tcp:send(S1, "Whatever"), + ok = ct:sleep(20), + ok = inet:setopts(S1, [{linger, {true, 0}}]), + ok = gen_tcp:close(S1), + ok = ct:sleep(20), + receive + {tcp, Client1, "Whatever"} -> + receive + {tcp_error, Client1, econnreset} -> + receive + {tcp_closed, Client1} -> + ok; + Other3 -> + ct:fail({unexpected3, Other3}) + end; + Other4 -> + ct:fail({unexpected4, Other4}) + end; + Other5 -> + ct:fail({unexpected5, Other5}) + end. + +econnreset_after_async_send_active_once(Config) when is_list(Config) -> + {OS, _} = os:type(), + {ok, L} = gen_tcp:listen(0, [{active, false}, {recbuf, 4096}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, + [{active, false}, + {sndbuf, 4096}, + {show_econnreset, true}]), + {ok,S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + Payload = lists:duplicate(1024 * 1024, $.), + ok = gen_tcp:send(Client, Payload), + case erlang:port_info(Client, queue_size) of + {queue_size, N} when N > 0 -> ok; + {queue_size, 0} when OS =:= win32 -> ok; + {queue_size, 0} = T -> ct:fail(T) + end, + ok = gen_tcp:send(S, "Whatever"), + ok = ct:sleep(20), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ct:sleep(20), + ok = receive Msg -> {unexpected_msg, Msg} after 0 -> ok end, + ok = inet:setopts(Client, [{active, once}]), + receive + {tcp_error, Client, econnreset} -> + receive + {tcp_closed, Client} -> + ok; + Other -> + ct:fail({unexpected1, Other}) + end; + Other -> + ct:fail({unexpected2, Other}) + end. + +econnreset_after_async_send_passive(Config) when is_list(Config) -> + {OS, _} = os:type(), + Payload = lists:duplicate(1024 * 1024, $.), + + %% First confirm everything works with option turned off. + {ok, L} = gen_tcp:listen(0, [{active, false}, {recbuf, 4096}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, + [{active, false}, + {sndbuf, 4096}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:send(S, "Whatever"), + ok = gen_tcp:send(Client, Payload), + case erlang:port_info(Client, queue_size) of + {queue_size, N} when N > 0 -> ok; + {queue_size, 0} when OS =:= win32 -> ok; + {queue_size, 0} = T -> ct:fail(T) + end, + ok = gen_tcp:close(S), + ok = ct:sleep(20), + {error, closed} = gen_tcp:recv(Client, 0), + + %% Now test with option switched on. + {ok, L1} = gen_tcp:listen(0, [{active, false}, {recbuf, 4096}]), + {ok, Port1} = inet:port(L1), + {ok, Client1} = gen_tcp:connect(localhost, Port1, + [{active, false}, + {sndbuf, 4096}, + {show_econnreset, true}]), + {ok, S1} = gen_tcp:accept(L1), + ok = gen_tcp:close(L1), + ok = inet:setopts(S1, [{linger, {true, 0}}]), + ok = gen_tcp:send(S1, "Whatever"), + ok = gen_tcp:send(Client1, Payload), + ok = gen_tcp:close(S1), + ok = ct:sleep(20), + {error, econnreset} = gen_tcp:recv(Client1, 0). + +%% +%% Test {linger {true, 0}} aborts a connection +%% + +linger_zero(Config) when is_list(Config) -> + %% All the econnreset tests will prove that {linger, {true, 0}} aborts + %% a connection when the driver queue is empty. We will test here + %% that it also works when the driver queue is not empty. + {OS, _} = os:type(), + {ok, L} = gen_tcp:listen(0, [{active, false}, + {recbuf, 4096}, + {show_econnreset, true}]), + {ok, Port} = inet:port(L), + {ok, Client} = gen_tcp:connect(localhost, Port, + [{active, false}, + {sndbuf, 4096}]), + {ok, S} = gen_tcp:accept(L), + ok = gen_tcp:close(L), + PayloadSize = 1024 * 1024, + Payload = lists:duplicate(PayloadSize, $.), + ok = gen_tcp:send(Client, Payload), + case erlang:port_info(Client, queue_size) of + {queue_size, N} when N > 0 -> ok; + {queue_size, 0} when OS =:= win32 -> ok; + {queue_size, 0} = T -> ct:fail(T) + end, + ok = inet:setopts(Client, [{linger, {true, 0}}]), + ok = gen_tcp:close(Client), + ok = ct:sleep(1), + undefined = erlang:port_info(Client, connected), + {error, econnreset} = gen_tcp:recv(S, PayloadSize). + %% Thanks to Luke Gorrie. Tests for a very specific problem with %% corrupt data. The testcase will be killed by the timetrap timeout %% if the bug is present. http_bad_packet(Config) when is_list(Config) -> - ?line {ok,L} = gen_tcp:listen(0, - [{active, false}, - binary, - {reuseaddr, true}, - {packet, http}]), - ?line {ok,Port} = inet:port(L), - ?line spawn_link(fun() -> erlang:yield(), http_bad_client(Port) end), - ?line case gen_tcp:accept(L) of - {ok,S} -> - http_worker(S); - Err -> - exit({accept,Err}) - end. + {ok,L} = gen_tcp:listen(0, [{active, false}, + binary, + {reuseaddr, true}, + {packet, http}]), + {ok,Port} = inet:port(L), + spawn_link(fun() -> erlang:yield(), http_bad_client(Port) end), + case gen_tcp:accept(L) of + {ok,S} -> + http_worker(S); + Err -> + exit({accept,Err}) + end. http_worker(S) -> case gen_tcp:recv(S, 0, 30000) of @@ -1025,9 +1391,9 @@ http_bad_client(Port) -> %% Fill send queue and then start receiving. %% busy_send(Config) when is_list(Config) -> - ?line Master = self(), - ?line Msg = <<"the quick brown fox jumps over a lazy dog~n">>, - ?line Server = + Master = self(), + Msg = <<"the quick brown fox jumps over a lazy dog~n">>, + Server = spawn_link(fun () -> {ok,L} = gen_tcp:listen (0, [{active,false},binary, @@ -1037,45 +1403,42 @@ busy_send(Config) when is_list(Config) -> busy_send_client(Port, Master, Msg)}, busy_send_srv(L, Master, Msg) end), - ?line io:format("~p Server~n", [Server]), - ?line receive - {Server,client,Client} -> - ?line io:format("~p Client~n", [Client]), - ?line busy_send_loop(Server, Client, 0) - end. + io:format("~p Server~n", [Server]), + receive + {Server,client,Client} -> + io:format("~p Client~n", [Client]), + busy_send_loop(Server, Client, 0) + end. busy_send_loop(Server, Client, N) -> %% Master %% - ?line receive {Server,send} -> + receive {Server,send} -> busy_send_loop(Server, Client, N+1) after 2000 -> %% Send queue full, sender blocked %% -> stop sender and release client - ?line io:format("Send timeout, time to receive...~n", []), - ?line Server ! {self(),close}, - ?line Client ! {self(),recv,N+1}, - ?line receive - {Server,send} -> - ?line busy_send_2(Server, Client, N+1) - after 10000 -> - %% If this happens, see busy_send_srv - ?t:fail({timeout,{server,not_send,flush([])}}) - end - end. + io:format("Send timeout, time to receive...~n", []), + Server ! {self(),close}, + Client ! {self(),recv,N+1}, + receive + {Server,send} -> + busy_send_2(Server, Client, N+1) + after 10000 -> + %% If this happens, see busy_send_srv + ct:fail({timeout,{server,not_send,flush([])}}) + end + end. busy_send_2(Server, Client, _N) -> %% Master %% - ?line receive - {Server,[closed]} -> - ?line receive - {Client,[0,{error,closed}]} -> - ok - end - after 10000 -> - ?t:fail({timeout,{server,not_closed,flush([])}}) - end. + receive + {Server,[closed]} -> + receive {Client,[0,{error,closed}]} -> ok end + after 10000 -> + ct:fail({timeout,{server,not_closed,flush([])}}) + end. busy_send_srv(L, Master, Msg) -> %% Server @@ -1131,7 +1494,7 @@ busy_send_client_loop(Socket, Master, Msg, N) -> busy_disconnect_passive(Config) when is_list(Config) -> MuchoData = list_to_binary(ones(64*1024)), - ?line [do_busy_disconnect_passive(MuchoData) || _ <- lists:seq(1, 10)], + [do_busy_disconnect_passive(MuchoData) || _ <- lists:seq(1, 10)], ok. do_busy_disconnect_passive(MuchoData) -> @@ -1139,8 +1502,8 @@ do_busy_disconnect_passive(MuchoData) -> busy_disconnect_passive_send(S, MuchoData). busy_disconnect_passive_send(S, Data) -> - ?line case gen_tcp:send(S, Data) of - ok -> ?line busy_disconnect_passive_send(S, Data); + case gen_tcp:send(S, Data) of + ok -> busy_disconnect_passive_send(S, Data); {error,closed} -> ok end. @@ -1151,7 +1514,7 @@ busy_disconnect_passive_send(S, Data) -> %%% busy_disconnect_active(Config) when is_list(Config) -> MuchoData = list_to_binary(ones(64*1024)), - ?line [do_busy_disconnect_active(MuchoData) || _ <- lists:seq(1, 10)], + [do_busy_disconnect_active(MuchoData) || _ <- lists:seq(1, 10)], ok. do_busy_disconnect_active(MuchoData) -> @@ -1159,21 +1522,21 @@ do_busy_disconnect_active(MuchoData) -> busy_disconnect_active_send(S, MuchoData). busy_disconnect_active_send(S, Data) -> - ?line case gen_tcp:send(S, Data) of - ok -> ?line busy_disconnect_active_send(S, Data); + case gen_tcp:send(S, Data) of + ok -> busy_disconnect_active_send(S, Data); {error,closed} -> receive {tcp_closed,S} -> ok; - _Other -> ?line ?t:fail() + _Other -> ct:fail(failed) end end. busy_disconnect_prepare_server(ConnectOpts) -> - ?line Sender = self(), - ?line Server = spawn_link(fun() -> busy_disconnect_server(Sender) end), + Sender = self(), + Server = spawn_link(fun() -> busy_disconnect_server(Sender) end), receive {port,Server,Port} -> ok end, - ?line {ok,S} = gen_tcp:connect(localhost, Port, ConnectOpts), + {ok,S} = gen_tcp:connect(localhost, Port, ConnectOpts), Server ! {Sender,sending}, S. @@ -1207,8 +1570,8 @@ busy_disconnect_server_wait_for_busy(Sender, S) -> %%% Fill send queue %%% fill_sendq(Config) when is_list(Config) -> - ?line Master = self(), - ?line Server = + Master = self(), + Server = spawn_link(fun () -> {ok,L} = gen_tcp:listen (0, [{active,false},binary, @@ -1218,12 +1581,12 @@ fill_sendq(Config) when is_list(Config) -> fill_sendq_client(Port, Master)}, fill_sendq_srv(L, Master) end), - ?line io:format("~p Server~n", [Server]), - ?line receive {Server,client,Client} -> - ?line io:format("~p Client~n", [Client]), - ?line receive {Server,reader,Reader} -> - ?line io:format("~p Reader~n", [Reader]), - ?line fill_sendq_loop(Server, Client, Reader) + io:format("~p Server~n", [Server]), + receive {Server,client,Client} -> + io:format("~p Client~n", [Client]), + receive {Server,reader,Reader} -> + io:format("~p Reader~n", [Reader]), + fill_sendq_loop(Server, Client, Reader) end end. @@ -1234,27 +1597,27 @@ fill_sendq_loop(Server, Client, Reader) -> fill_sendq_loop(Server, Client, Reader) after 2000 -> %% Send queue full, sender blocked -> close client. - ?line io:format("Send timeout, closing Client...~n", []), - ?line Client ! {self(),close}, - ?line receive {Server,[{error,closed}]} -> - ?line io:format("Got server closed.~n"), - ?line receive {Reader,[{error,closed}]} -> - ?line io:format + io:format("Send timeout, closing Client...~n", []), + Client ! {self(),close}, + receive {Server,[{error,closed}]} -> + io:format("Got server closed.~n"), + receive {Reader,[{error,closed}]} -> + io:format ("Got reader closed.~n"), ok after 3000 -> - ?t:fail({timeout,{closed,reader}}) + ct:fail({timeout,{closed,reader}}) end; {Reader,[{error,closed}]} -> - ?line io:format("Got reader closed.~n"), - ?line receive {Server,[{error,closed}]} -> - ?line io:format("Got server closed~n"), + io:format("Got reader closed.~n"), + receive {Server,[{error,closed}]} -> + io:format("Got server closed~n"), ok after 3000 -> - ?t:fail({timeout,{closed,server}}) + ct:fail({timeout,{closed,server}}) end after 3000 -> - ?t:fail({timeout,{closed,[server,reader]}}) + ct:fail({timeout,{closed,[server,reader]}}) end end. @@ -1319,39 +1682,39 @@ fill_sendq_client(Port, Master) -> %%% a closed socket. %%% partial_recv_and_close(Config) when is_list(Config) -> - ?line Msg = "the quick brown fox jumps over a lazy dog 0123456789\n", - ?line Len = length(Msg), - ?line {ok,L} = gen_tcp:listen(0, [{active,false}]), - ?line {ok,P} = inet:port(L), - ?line {ok,S} = gen_tcp:connect("localhost", P, [{active,false}]), - ?line {ok,A} = gen_tcp:accept(L), - ?line ok = gen_tcp:send(S, Msg), - ?line ok = gen_tcp:close(S), - ?line {error,closed} = gen_tcp:recv(A, Len+1), + Msg = "the quick brown fox jumps over a lazy dog 0123456789\n", + Len = length(Msg), + {ok,L} = gen_tcp:listen(0, [{active,false}]), + {ok,P} = inet:port(L), + {ok,S} = gen_tcp:connect("localhost", P, [{active,false}]), + {ok,A} = gen_tcp:accept(L), + ok = gen_tcp:send(S, Msg), + ok = gen_tcp:close(S), + {error,closed} = gen_tcp:recv(A, Len+1), ok. %%% Try to receive more than available number of bytes from %%% a closed socket, this time waiting in the recv before closing. %%% partial_recv_and_close_2(Config) when is_list(Config) -> - ?line Msg = "the quick brown fox jumps over a lazy dog 0123456789\n", - ?line Len = length(Msg), - ?line {ok,L} = gen_tcp:listen(0, [{active,false}]), - ?line {ok,P} = inet:port(L), - ?line Server = self(), - ?line Client = + Msg = "the quick brown fox jumps over a lazy dog 0123456789\n", + Len = length(Msg), + {ok,L} = gen_tcp:listen(0, [{active,false}]), + {ok,P} = inet:port(L), + Server = self(), + Client = spawn_link( fun () -> receive after 2000 -> ok end, {ok,S} = gen_tcp:connect("localhost", P, [{active,false}]), - ?line ok = gen_tcp:send(S, Msg), + ok = gen_tcp:send(S, Msg), receive {Server,close} -> ok end, receive after 2000 -> ok end, - ?line ok = gen_tcp:close(S) + ok = gen_tcp:close(S) end), - ?line {ok,A} = gen_tcp:accept(L), - ?line Client ! {Server,close}, - ?line {error,closed} = gen_tcp:recv(A, Len+1), + {ok,A} = gen_tcp:accept(L), + Client ! {Server,close}, + {error,closed} = gen_tcp:recv(A, Len+1), ok. %%% Here we tests that gen_tcp:recv/2 will return {error,closed} following @@ -1374,161 +1737,154 @@ do_partial_recv_and_close_3() -> receive {port,Port} -> ok end, - ?line Much = ones(8*64*1024), - ?line {ok,S} = gen_tcp:connect(localhost, Port, [{active,false}]), + Much = ones(8*64*1024), + {ok,S} = gen_tcp:connect(localhost, Port, [{active,false}]), %% Send a lot of data (most of it will be queued). The receiver will read one byte %% and close the connection. The write operation will fail. - ?line gen_tcp:send(S, Much), + gen_tcp:send(S, Much), %% We should always get {error,closed} here. - ?line {error,closed} = gen_tcp:recv(S, 0). + {error,closed} = gen_tcp:recv(S, 0). test_prio_put_get() -> Tos = 3 bsl 5, - ?line {ok,L1} = gen_tcp:listen(0, [{active,false}]), - ?line ok = inet:setopts(L1,[{priority,3}]), - ?line ok = inet:setopts(L1,[{tos,Tos}]), - ?line {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), - ?line ok = inet:setopts(L1,[{priority,3}]), % Dont destroy each other - ?line {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), - ?line ok = inet:setopts(L1,[{reuseaddr,true}]), % Dont let others destroy - ?line {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), - ?line gen_tcp:close(L1), + {ok,L1} = gen_tcp:listen(0, [{active,false}]), + ok = inet:setopts(L1,[{priority,3}]), + ok = inet:setopts(L1,[{tos,Tos}]), + {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), + ok = inet:setopts(L1,[{priority,3}]), % Dont destroy each other + {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), + ok = inet:setopts(L1,[{reuseaddr,true}]), % Dont let others destroy + {ok,[{priority,3},{tos,Tos}]} = inet:getopts(L1,[priority,tos]), + gen_tcp:close(L1), ok. test_prio_accept() -> - ?line {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, - {reuseaddr,true},{priority,4}]), - ?line {ok,Port} = inet:port(Sock), - ?line {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, - {active,false}, - {reuseaddr,true}, - {priority,4}]), - ?line {ok,Sock3}=gen_tcp:accept(Sock), - ?line {ok,[{priority,4}]} = inet:getopts(Sock,[priority]), - ?line {ok,[{priority,4}]} = inet:getopts(Sock2,[priority]), - ?line {ok,[{priority,4}]} = inet:getopts(Sock3,[priority]), - ?line gen_tcp:close(Sock), - ?line gen_tcp:close(Sock2), - ?line gen_tcp:close(Sock3), + {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, + {reuseaddr,true},{priority,4}]), + {ok,Port} = inet:port(Sock), + {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, + {active,false}, + {reuseaddr,true}, + {priority,4}]), + {ok,Sock3}=gen_tcp:accept(Sock), + {ok,[{priority,4}]} = inet:getopts(Sock,[priority]), + {ok,[{priority,4}]} = inet:getopts(Sock2,[priority]), + {ok,[{priority,4}]} = inet:getopts(Sock3,[priority]), + gen_tcp:close(Sock), + gen_tcp:close(Sock2), + gen_tcp:close(Sock3), ok. test_prio_accept2() -> Tos1 = 4 bsl 5, Tos2 = 3 bsl 5, - ?line {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, - {reuseaddr,true},{priority,4}, - {tos,Tos1}]), - ?line {ok,Port} = inet:port(Sock), - ?line {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, - {active,false}, - {reuseaddr,true}, - {priority,4}, - {tos,Tos2}]), - ?line {ok,Sock3}=gen_tcp:accept(Sock), - ?line {ok,[{priority,4},{tos,Tos1}]} = inet:getopts(Sock,[priority,tos]), - ?line {ok,[{priority,4},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), - ?line {ok,[{priority,4},{tos,Tos1}]} = inet:getopts(Sock3,[priority,tos]), - ?line gen_tcp:close(Sock), - ?line gen_tcp:close(Sock2), - ?line gen_tcp:close(Sock3), + {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, + {reuseaddr,true},{priority,4}, + {tos,Tos1}]), + {ok,Port} = inet:port(Sock), + {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, + {active,false}, + {reuseaddr,true}, + {priority,4}, + {tos,Tos2}]), + {ok,Sock3}=gen_tcp:accept(Sock), + {ok,[{priority,4},{tos,Tos1}]} = inet:getopts(Sock,[priority,tos]), + {ok,[{priority,4},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), + {ok,[{priority,4},{tos,Tos1}]} = inet:getopts(Sock3,[priority,tos]), + gen_tcp:close(Sock), + gen_tcp:close(Sock2), + gen_tcp:close(Sock3), ok. test_prio_accept3() -> Tos1 = 4 bsl 5, Tos2 = 3 bsl 5, - ?line {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, - {reuseaddr,true}, - {tos,Tos1}]), - ?line {ok,Port} = inet:port(Sock), - ?line {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, - {active,false}, - {reuseaddr,true}, - {tos,Tos2}]), - ?line {ok,Sock3}=gen_tcp:accept(Sock), - ?line {ok,[{priority,0},{tos,Tos1}]} = inet:getopts(Sock,[priority,tos]), - ?line {ok,[{priority,0},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), - ?line {ok,[{priority,0},{tos,Tos1}]} = inet:getopts(Sock3,[priority,tos]), - ?line gen_tcp:close(Sock), - ?line gen_tcp:close(Sock2), - ?line gen_tcp:close(Sock3), + {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, + {reuseaddr,true}, + {tos,Tos1}]), + {ok,Port} = inet:port(Sock), + {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, + {active,false}, + {reuseaddr,true}, + {tos,Tos2}]), + {ok,Sock3}=gen_tcp:accept(Sock), + {ok,[{priority,0},{tos,Tos1}]} = inet:getopts(Sock,[priority,tos]), + {ok,[{priority,0},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), + {ok,[{priority,0},{tos,Tos1}]} = inet:getopts(Sock3,[priority,tos]), + gen_tcp:close(Sock), + gen_tcp:close(Sock2), + gen_tcp:close(Sock3), ok. test_prio_accept_async() -> Tos1 = 4 bsl 5, Tos2 = 3 bsl 5, Ref = make_ref(), - ?line spawn(?MODULE,priority_server,[{self(),Ref}]), - ?line Port = receive - {Ref,P} -> P - after 5000 -> ?t:fail({error,"helper process timeout"}) - end, - ?line receive - after 3000 -> ok - end, - ?line {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, - {active,false}, - {reuseaddr,true}, - {priority,4}, - {tos,Tos2}]), - ?line receive - {Ref,{ok,[{priority,4},{tos,Tos1}]}} -> - ok ; - {Ref,Error} -> - ?t:fail({missmatch,Error}) - after 5000 -> ?t:fail({error,"helper process timeout"}) - end, - ?line receive - {Ref,{ok,[{priority,4},{tos,Tos1}]}} -> - ok ; - {Ref,Error2} -> - ?t:fail({missmatch,Error2}) - after 5000 -> ?t:fail({error,"helper process timeout"}) - end, - - ?line {ok,[{priority,4},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), - ?line catch gen_tcp:close(Sock2), + spawn(?MODULE,priority_server,[{self(),Ref}]), + Port = receive + {Ref,P} -> P + after 5000 -> ct:fail({error,"helper process timeout"}) + end, + receive + after 3000 -> ok + end, + {ok,Sock2}=gen_tcp:connect("localhost",Port,[binary,{packet,0}, + {active,false}, + {reuseaddr,true}, + {priority,4}, + {tos,Tos2}]), + receive + {Ref,{ok,[{priority,4},{tos,Tos1}]}} -> + ok; + {Ref,Error} -> + ct:fail({missmatch,Error}) + after 5000 -> ct:fail({error,"helper process timeout"}) + end, + receive + {Ref,{ok,[{priority,4},{tos,Tos1}]}} -> + ok; + {Ref,Error2} -> + ct:fail({missmatch,Error2}) + after 5000 -> ct:fail({error,"helper process timeout"}) + end, + + {ok,[{priority,4},{tos,Tos2}]} = inet:getopts(Sock2,[priority,tos]), + catch gen_tcp:close(Sock2), ok. priority_server({Parent,Ref}) -> Tos1 = 4 bsl 5, - ?line {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, - {reuseaddr,true},{priority,4}, - {tos,Tos1}]), - ?line {ok,Port} = inet:port(Sock), + {ok,Sock}=gen_tcp:listen(0,[binary,{packet,0},{active,false}, + {reuseaddr,true},{priority,4}, + {tos,Tos1}]), + {ok,Port} = inet:port(Sock), Parent ! {Ref,Port}, - ?line {ok,Sock3}=gen_tcp:accept(Sock), + {ok,Sock3}=gen_tcp:accept(Sock), Parent ! {Ref, inet:getopts(Sock,[priority,tos])}, Parent ! {Ref, inet:getopts(Sock3,[priority,tos])}, ok. test_prio_fail() -> - ?line {ok,L} = gen_tcp:listen(0, [{active,false}]), - ?line {error,_} = inet:setopts(L,[{priority,1000}]), -% This error could only happen in linux kernels earlier than 2.6.24.4 -% Privilege check is now disabled and IP_TOS can never fail (only silently -% be masked). -% ?line {error,_} = inet:setopts(L,[{tos,6 bsl 5}]), - ?line gen_tcp:close(L), + {ok,L} = gen_tcp:listen(0, [{active,false}]), + {error,_} = inet:setopts(L,[{priority,1000}]), + gen_tcp:close(L), ok. test_prio_udp() -> Tos = 3 bsl 5, - ?line {ok,S} = gen_udp:open(0,[{active,false},binary,{tos, Tos}, - {priority,3}]), - ?line {ok,[{priority,3},{tos,Tos}]} = inet:getopts(S,[priority,tos]), - ?line gen_udp:close(S), + {ok,S} = gen_udp:open(0,[{active,false},binary,{tos, Tos}, + {priority,3}]), + {ok,[{priority,3},{tos,Tos}]} = inet:getopts(S,[priority,tos]), + gen_udp:close(S), ok. -so_priority(doc) -> - ["Tests the so_priority and ip_tos options on sockets when applicable."]; -so_priority(suite) -> - []; +%% Tests the so_priority and ip_tos options on sockets when applicable. so_priority(Config) when is_list(Config) -> - ?line {ok,L} = gen_tcp:listen(0, [{active,false}]), - ?line ok = inet:setopts(L,[{priority,1}]), - ?line case inet:getopts(L,[priority]) of + {ok,L} = gen_tcp:listen(0, [{active,false}]), + ok = inet:setopts(L,[{priority,1}]), + case inet:getopts(L,[priority]) of {ok,[{priority,1}]} -> gen_tcp:close(L), test_prio_put_get(), @@ -1544,7 +1900,7 @@ so_priority(Config) when is_list(Config) -> {unix,linux} -> case os:version() of {X,Y,_} when (X > 2) or ((X =:= 2) and (Y >= 4)) -> - ?line ?t:fail({error, + ct:fail({error, "so_priority should work on this " "OS, but does not"}); _ -> @@ -1558,21 +1914,21 @@ so_priority(Config) when is_list(Config) -> %% Accept test utilities (suites are below) millis() -> - {A,B,C}=erlang:now(), - (A*1000000*1000)+(B*1000)+(C div 1000). + erlang:monotonic_time(milli_seconds). -collect_accepts(Tmo) -> +collect_accepts(0,_) -> []; +collect_accepts(N,Tmo) -> A = millis(), receive {accepted,P,Msg} -> - [{P,Msg}] ++ collect_accepts(Tmo-(millis() - A)) + [{P,Msg}] ++ collect_accepts(N-1,Tmo-(millis() - A)) after Tmo -> [] end. --define(EXPECT_ACCEPTS(Pattern,Timeout), +-define(EXPECT_ACCEPTS(Pattern,N,Timeout), (fun() -> - case collect_accepts(Timeout) of + case collect_accepts(if N =:= infinity -> -1; true -> N end,Timeout) of Pattern -> ok; Other -> @@ -1603,240 +1959,239 @@ mktmofun(Tmo,Parent,LS) -> fun() -> Parent ! {accepted,self(), catch gen_tcp:accept(LS,Tmo)} end. %% Accept tests -primitive_accept(suite) -> - []; -primitive_accept(doc) -> - ["Test singular accept"]; +%% Test singular accept. primitive_accept(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line {ok,PortNo}=inet:port(LS), - ?line Parent = self(), - ?line F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, - ?line P = spawn(F), - ?line gen_tcp:connect("localhost",PortNo,[]), - ?line receive - {accepted,P,{ok,P0}} when is_port(P0) -> - ok; - {accepted,P,Other0} -> - {error,Other0} - after 500 -> - {error,timeout} - end. + {ok,LS}=gen_tcp:listen(0,[]), + {ok,PortNo}=inet:port(LS), + Parent = self(), + F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, + P = spawn(F), + gen_tcp:connect("localhost",PortNo,[]), + receive + {accepted,P,{ok,P0}} when is_port(P0) -> + ok; + {accepted,P,Other0} -> + {error,Other0} + after 500 -> + {error,timeout} + end. -multi_accept_close_listen(suite) -> - []; -multi_accept_close_listen(doc) -> - ["Closing listen socket when multi-accepting"]; +%% Closing listen socket when multi-accepting. multi_accept_close_listen(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, - ?line spawn(F), - ?line spawn(F), - ?line spawn(F), - ?line spawn(F), - ?line gen_tcp:close(LS), - ?line ?EXPECT_ACCEPTS([{_,{error,closed}},{_,{error,closed}}, - {_,{error,closed}},{_,{error,closed}}], 500). + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, + spawn(F), + spawn(F), + spawn(F), + spawn(F), + gen_tcp:close(LS), + ok = ?EXPECT_ACCEPTS([{_,{error,closed}},{_,{error,closed}}, + {_,{error,closed}},{_,{error,closed}}],4,500). -accept_timeout(suite) -> - []; -accept_timeout(doc) -> - ["Single accept with timeout"]; +%% Single accept with timeout. accept_timeout(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS,1000)} end, - ?line P = spawn(F), - ?line ?EXPECT_ACCEPTS([{P,{error,timeout}}],2000). + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS,1000)} end, + P = spawn(F), + ok = ?EXPECT_ACCEPTS([{P,{error,timeout}}],1,2000). -accept_timeouts_in_order(suite) -> - []; -accept_timeouts_in_order(doc) -> - ["Check that multi-accept timeouts happen in the correct order"]; +%% Check that multi-accept timeouts happen in the correct order. accept_timeouts_in_order(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line P1 = spawn(mktmofun(1000,Parent,LS)), - ?line P2 = spawn(mktmofun(1200,Parent,LS)), - ?line P3 = spawn(mktmofun(1300,Parent,LS)), - ?line P4 = spawn(mktmofun(1400,Parent,LS)), - ?line ?EXPECT_ACCEPTS([{P1,{error,timeout}},{P2,{error,timeout}}, - {P3,{error,timeout}},{P4,{error,timeout}}], 2000). - -accept_timeouts_in_order2(suite) -> - []; -accept_timeouts_in_order2(doc) -> - ["Check that multi-accept timeouts happen in the correct order (more)"]; + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(1000,Parent,LS)), + P2 = spawn(mktmofun(1200,Parent,LS)), + P3 = spawn(mktmofun(1300,Parent,LS)), + P4 = spawn(mktmofun(1400,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P1,{error,timeout}},{P2,{error,timeout}}, + {P3,{error,timeout}},{P4,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order (more). accept_timeouts_in_order2(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line P1 = spawn(mktmofun(1400,Parent,LS)), - ?line P2 = spawn(mktmofun(1300,Parent,LS)), - ?line P3 = spawn(mktmofun(1200,Parent,LS)), - ?line P4 = spawn(mktmofun(1000,Parent,LS)), - ?line ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P3,{error,timeout}}, - {P2,{error,timeout}},{P1,{error,timeout}}], 2000). - -accept_timeouts_in_order3(suite) -> - []; -accept_timeouts_in_order3(doc) -> - ["Check that multi-accept timeouts happen in the correct order (even more)"]; + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(1400,Parent,LS)), + P2 = spawn(mktmofun(1300,Parent,LS)), + P3 = spawn(mktmofun(1200,Parent,LS)), + P4 = spawn(mktmofun(1000,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P3,{error,timeout}}, + {P2,{error,timeout}},{P1,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order (even more). accept_timeouts_in_order3(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line P1 = spawn(mktmofun(1200,Parent,LS)), - ?line P2 = spawn(mktmofun(1400,Parent,LS)), - ?line P3 = spawn(mktmofun(1300,Parent,LS)), - ?line P4 = spawn(mktmofun(1000,Parent,LS)), - ?line ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P1,{error,timeout}}, - {P3,{error,timeout}},{P2,{error,timeout}}], 2000). - -accept_timeouts_mixed(suite) -> - []; -accept_timeouts_mixed(doc) -> - ["Check that multi-accept timeouts behave correctly when mixed with successful timeouts"]; + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(1200,Parent,LS)), + P2 = spawn(mktmofun(1400,Parent,LS)), + P3 = spawn(mktmofun(1300,Parent,LS)), + P4 = spawn(mktmofun(1000,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P1,{error,timeout}}, + {P3,{error,timeout}},{P2,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order after +%% mixing millsec and sec timeouts. +accept_timeouts_in_order4(Config) when is_list(Config) -> + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(200,Parent,LS)), + P2 = spawn(mktmofun(400,Parent,LS)), + P3 = spawn(mktmofun(1000,Parent,LS)), + P4 = spawn(mktmofun(600,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P1,{error,timeout}},{P2,{error,timeout}}, + {P4,{error,timeout}},{P3,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order after +%% mixing millsec and sec timeouts (more). +accept_timeouts_in_order5(Config) when is_list(Config) -> + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(400,Parent,LS)), + P2 = spawn(mktmofun(1000,Parent,LS)), + P3 = spawn(mktmofun(600,Parent,LS)), + P4 = spawn(mktmofun(200,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P1,{error,timeout}}, + {P3,{error,timeout}},{P2,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order after +%% mixing millsec and sec timeouts (even more). +accept_timeouts_in_order6(Config) when is_list(Config) -> + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(1000,Parent,LS)), + P2 = spawn(mktmofun(400,Parent,LS)), + P3 = spawn(mktmofun(600,Parent,LS)), + P4 = spawn(mktmofun(200,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P2,{error,timeout}}, + {P3,{error,timeout}},{P1,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts happen in the correct order after +%% mixing millsec and sec timeouts (even more++). +accept_timeouts_in_order7(Config) when is_list(Config) -> + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + P1 = spawn(mktmofun(1000,Parent,LS)), + P2 = spawn(mktmofun(200,Parent,LS)), + P3 = spawn(mktmofun(1200,Parent,LS)), + P4 = spawn(mktmofun(600,Parent,LS)), + P5 = spawn(mktmofun(400,Parent,LS)), + P6 = spawn(mktmofun(800,Parent,LS)), + P7 = spawn(mktmofun(1600,Parent,LS)), + P8 = spawn(mktmofun(1400,Parent,LS)), + ok = ?EXPECT_ACCEPTS([{P2,{error,timeout}},{P5,{error,timeout}}, + {P4,{error,timeout}},{P6,{error,timeout}}, + {P1,{error,timeout}},{P3,{error,timeout}}, + {P8,{error,timeout}},{P7,{error,timeout}}],infinity,2000). + +%% Check that multi-accept timeouts behave correctly when mixed with successful timeouts. accept_timeouts_mixed(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line {ok,PortNo}=inet:port(LS), - ?line P1 = spawn(mktmofun(1000,Parent,LS)), - ?line wait_until_accepting(P1,500), - ?line P2 = spawn(mktmofun(2000,Parent,LS)), - ?line wait_until_accepting(P2,500), - ?line P3 = spawn(mktmofun(3000,Parent,LS)), - ?line wait_until_accepting(P3,500), - ?line P4 = spawn(mktmofun(4000,Parent,LS)), - ?line wait_until_accepting(P4,500), - ?line ok = ?EXPECT_ACCEPTS([{P1,{error,timeout}}],1500), - ?line {ok,_}=gen_tcp:connect("localhost",PortNo,[]), - ?line ok = ?EXPECT_ACCEPTS([{P2,{ok,Port0}}] when is_port(Port0),100), - ?line ok = ?EXPECT_ACCEPTS([{P3,{error,timeout}}],2000), - ?line gen_tcp:connect("localhost",PortNo,[]), - ?line ?EXPECT_ACCEPTS([{P4,{ok,Port1}}] when is_port(Port1),100). - -killing_acceptor(suite) -> - []; -killing_acceptor(doc) -> - ["Check that single acceptor behaves as expected when killed"]; + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + {ok,PortNo}=inet:port(LS), + P1 = spawn(mktmofun(1000,Parent,LS)), + wait_until_accepting(P1,500), + P2 = spawn(mktmofun(2000,Parent,LS)), + wait_until_accepting(P2,500), + P3 = spawn(mktmofun(3000,Parent,LS)), + wait_until_accepting(P3,500), + P4 = spawn(mktmofun(4000,Parent,LS)), + wait_until_accepting(P4,500), + ok = ?EXPECT_ACCEPTS([{P1,{error,timeout}}],infinity,1500), + {ok,_}=gen_tcp:connect("localhost",PortNo,[]), + ok = ?EXPECT_ACCEPTS([{P2,{ok,Port0}}] when is_port(Port0),infinity,100), + ok = ?EXPECT_ACCEPTS([{P3,{error,timeout}}],infinity,2000), + gen_tcp:connect("localhost",PortNo,[]), + ok = ?EXPECT_ACCEPTS([{P4,{ok,Port1}}] when is_port(Port1),infinity,100). + +%% Check that single acceptor behaves as expected when killed. killing_acceptor(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Pid = spawn(fun() -> erlang:display({accepted,self(),gen_tcp:accept(LS)}) end), - ?line receive after 100 -> - ok - end, - ?line {ok,L1} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L1), - ?line exit(Pid,kill), - ?line receive after 100 -> - ok - end, - ?line {ok,L2} = prim_inet:getstatus(LS), - ?line false = lists:member(accepting, L2), + {ok,LS}=gen_tcp:listen(0,[]), + Pid = spawn(fun() -> erlang:display({accepted,self(),gen_tcp:accept(LS)}) end), + receive after 100 -> ok + end, + {ok,L1} = prim_inet:getstatus(LS), + true = lists:member(accepting, L1), + exit(Pid,kill), + receive after 100 -> ok + end, + {ok,L2} = prim_inet:getstatus(LS), + false = lists:member(accepting, L2), ok. -killing_multi_acceptors(suite) -> - []; -killing_multi_acceptors(doc) -> - ["Check that multi acceptors behaves as expected when killed"]; +%% Check that multi acceptors behaves as expected when killed. killing_multi_acceptors(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, - ?line F2 = mktmofun(1000,Parent,LS), - ?line Pid = spawn(F), - ?line Pid2 = spawn(F2), - ?line receive after 100 -> - ok - end, - ?line {ok,L1} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L1), - ?line exit(Pid,kill), - ?line receive after 100 -> - ok - end, - ?line {ok,L2} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L2), - ?line ok = ?EXPECT_ACCEPTS([{Pid2,{error,timeout}}],1000), - ?line {ok,L3} = prim_inet:getstatus(LS), - ?line false = lists:member(accepting, L3), + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, + F2 = mktmofun(1000,Parent,LS), + Pid = spawn(F), + Pid2 = spawn(F2), + receive after 100 -> ok + end, + {ok,L1} = prim_inet:getstatus(LS), + true = lists:member(accepting, L1), + exit(Pid,kill), + receive after 100 -> ok + end, + {ok,L2} = prim_inet:getstatus(LS), + true = lists:member(accepting, L2), + ok = ?EXPECT_ACCEPTS([{Pid2,{error,timeout}}],1,1000), + {ok,L3} = prim_inet:getstatus(LS), + false = lists:member(accepting, L3), ok. -killing_multi_acceptors2(suite) -> - []; -killing_multi_acceptors2(doc) -> - ["Check that multi acceptors behaves as expected when killed (more)"]; +%% Check that multi acceptors behaves as expected when killed (more). killing_multi_acceptors2(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line {ok,PortNo}=inet:port(LS), - ?line F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, - ?line F2 = mktmofun(1000,Parent,LS), - ?line Pid = spawn(F), - ?line Pid2 = spawn(F), - ?line receive after 100 -> - ok - end, - ?line {ok,L1} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L1), - ?line exit(Pid,kill), - ?line receive after 100 -> - ok - end, - ?line {ok,L2} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L2), - ?line exit(Pid2,kill), - ?line receive after 100 -> - ok - end, - ?line {ok,L3} = prim_inet:getstatus(LS), - ?line false = lists:member(accepting, L3), - ?line Pid3 = spawn(F2), - ?line receive after 100 -> - ok - end, - ?line {ok,L4} = prim_inet:getstatus(LS), - ?line true = lists:member(accepting, L4), - ?line gen_tcp:connect("localhost",PortNo,[]), - ?line ok = ?EXPECT_ACCEPTS([{Pid3,{ok,Port}}] when is_port(Port),100), - ?line {ok,L5} = prim_inet:getstatus(LS), - ?line false = lists:member(accepting, L5), + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + {ok,PortNo}=inet:port(LS), + F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, + F2 = mktmofun(1000,Parent,LS), + Pid = spawn(F), + Pid2 = spawn(F), + receive after 100 -> ok + end, + {ok,L1} = prim_inet:getstatus(LS), + true = lists:member(accepting, L1), + exit(Pid,kill), + receive after 100 -> ok + end, + {ok,L2} = prim_inet:getstatus(LS), + true = lists:member(accepting, L2), + exit(Pid2,kill), + receive after 100 -> ok + end, + {ok,L3} = prim_inet:getstatus(LS), + false = lists:member(accepting, L3), + Pid3 = spawn(F2), + receive after 100 -> ok + end, + {ok,L4} = prim_inet:getstatus(LS), + true = lists:member(accepting, L4), + gen_tcp:connect("localhost",PortNo,[]), + ok = ?EXPECT_ACCEPTS([{Pid3,{ok,Port}}] when is_port(Port),1,100), + {ok,L5} = prim_inet:getstatus(LS), + false = lists:member(accepting, L5), ok. -several_accepts_in_one_go(suite) -> - []; -several_accepts_in_one_go(doc) -> - ["checks that multi-accept works when more than one accept can be " - "done at once (wb test of inet_driver)"]; +%% Checks that multi-accept works when more than one accept can be +%% done at once (wb test of inet_driver). several_accepts_in_one_go(Config) when is_list(Config) -> - ?line {ok,LS}=gen_tcp:listen(0,[]), - ?line Parent = self(), - ?line {ok,PortNo}=inet:port(LS), - ?line F1 = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, - ?line F2 = fun() -> Parent ! {connected,self(),gen_tcp:connect("localhost",PortNo,[])} end, - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line spawn(F1), - ?line ok = ?EXPECT_ACCEPTS([],500), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line spawn(F2), - ?line ok = ?EXPECT_ACCEPTS([{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}}],15000), - ?line ok = ?EXPECT_CONNECTS([{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}}],1000), + {ok,LS}=gen_tcp:listen(0,[]), + Parent = self(), + {ok,PortNo}=inet:port(LS), + F1 = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS)} end, + F2 = fun() -> Parent ! {connected,self(),gen_tcp:connect("localhost",PortNo,[])} end, + Ns = lists:seq(1,8), + _ = [spawn(F1) || _ <- Ns], + ok = ?EXPECT_ACCEPTS([],1,500), % wait for tmo + _ = [spawn(F2) || _ <- Ns], + ok = ?EXPECT_ACCEPTS([{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}}],8,15000), + ok = ?EXPECT_CONNECTS([{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}},{_,{ok,_}}],1000), ok. - flush(Msgs) -> erlang:yield(), receive Msg -> flush([Msg|Msgs]) @@ -1865,17 +2220,16 @@ wait_until_accepting(Proc,N) -> end. -accept_system_limit(suite) -> - []; -accept_system_limit(doc) -> - ["Check that accept returns {error, system_limit} " - "(and not {error, enfile}) when running out of ports"]; +%% Check that accept returns {error, system_limit} +%% (and not {error, enfile}) when running out of ports. accept_system_limit(Config) when is_list(Config) -> - ?line {ok, LS} = gen_tcp:listen(0, []), - ?line {ok, TcpPort} = inet:port(LS), - ?line Connector = spawn_link(fun () -> connector(TcpPort) end), - ?line ok = acceptor(LS, false, []), - ?line Connector ! stop, + {ok, LS} = gen_tcp:listen(0, []), + {ok, TcpPort} = inet:port(LS), + Me = self(), + Connector = spawn_link(fun () -> connector(TcpPort, Me) end), + receive {Connector, sync} -> Connector ! {self(), continue} end, + ok = acceptor(LS, false, []), + Connector ! stop, ok. acceptor(LS, GotSL, A) -> @@ -1890,8 +2244,10 @@ acceptor(LS, GotSL, A) -> error end. -connector(TcpPort) -> +connector(TcpPort, Tester) -> ManyPorts = open_ports([]), + Tester ! {self(), sync}, + receive {Tester, continue} -> timer:sleep(100) end, ConnF = fun (Port) -> case catch gen_tcp:connect({127,0,0,1}, TcpPort, []) of {ok, Sock} -> @@ -1914,132 +2270,137 @@ open_ports(L) -> end. -active_once_closed(suite) -> - []; -active_once_closed(doc) -> - ["Check that active once and tcp_close messages behave as expected"]; +%% Check that active once and tcp_close messages behave as expected. active_once_closed(Config) when is_list(Config) -> (fun() -> - ?line {Loop,A} = setup_closed_ao(), - ?line Loop({{error,closed},{error,econnaborted}}, + {Loop,A} = setup_closed_ao(), + Loop({{error,closed},{error,econnaborted}}, fun() -> gen_tcp:send(A,"Hello") end), - ?line ok = inet:setopts(A,[{active,once}]), - ?line ok = receive {tcp_closed, A} -> ok after 1000 -> error end, - ?line {error,einval} = inet:setopts(A,[{active,once}]), - ?line ok = receive {tcp_closed, A} -> error after 1000 -> ok end + ok = inet:setopts(A,[{active,once}]), + ok = receive {tcp_closed, A} -> ok after 1000 -> error end, + {error,einval} = inet:setopts(A,[{active,once}]), + ok = receive {tcp_closed, A} -> error after 1000 -> ok end end)(), (fun() -> - ?line {Loop,A} = setup_closed_ao(), - ?line Loop({{error,closed},{error,econnaborted}}, + {Loop,A} = setup_closed_ao(), + Loop({{error,closed},{error,econnaborted}}, fun() -> gen_tcp:send(A,"Hello") end), - ?line ok = inet:setopts(A,[{active,true}]), - ?line ok = receive {tcp_closed, A} -> ok after 1000 -> error end, - ?line {error,einval} = inet:setopts(A,[{active,true}]), - ?line ok = receive {tcp_closed, A} -> error after 1000 -> ok end + ok = inet:setopts(A,[{active,true}]), + ok = receive {tcp_closed, A} -> ok after 1000 -> error end, + {error,einval} = inet:setopts(A,[{active,true}]), + ok = receive {tcp_closed, A} -> error after 1000 -> ok end end)(), (fun() -> - ?line {Loop,A} = setup_closed_ao(), - ?line Loop({{error,closed},{error,econnaborted}}, + {Loop,A} = setup_closed_ao(), + Loop({{error,closed},{error,econnaborted}}, fun() -> gen_tcp:send(A,"Hello") end), - ?line ok = inet:setopts(A,[{active,true}]), - ?line ok = receive {tcp_closed, A} -> ok after 1000 -> error end, - ?line {error,einval} = inet:setopts(A,[{active,once}]), - ?line ok = receive {tcp_closed, A} -> error after 1000 -> ok end + ok = inet:setopts(A,[{active,true}]), + ok = receive {tcp_closed, A} -> ok after 1000 -> error end, + {error,einval} = inet:setopts(A,[{active,once}]), + ok = receive {tcp_closed, A} -> error after 1000 -> ok end end)(), (fun() -> - ?line {Loop,A} = setup_closed_ao(), - ?line Loop({{error,closed},{error,econnaborted}}, + {Loop,A} = setup_closed_ao(), + Loop({{error,closed},{error,econnaborted}}, fun() -> gen_tcp:send(A,"Hello") end), - ?line ok = inet:setopts(A,[{active,once}]), - ?line ok = receive {tcp_closed, A} -> ok after 1000 -> error end, - ?line {error,einval} = inet:setopts(A,[{active,true}]), - ?line ok = receive {tcp_closed, A} -> error after 1000 -> ok end + ok = inet:setopts(A,[{active,once}]), + ok = receive {tcp_closed, A} -> ok after 1000 -> error end, + {error,einval} = inet:setopts(A,[{active,true}]), + ok = receive {tcp_closed, A} -> error after 1000 -> ok end end)(), (fun() -> - ?line {Loop,A} = setup_closed_ao(), - ?line Loop({{error,closed},{error,econnaborted}}, + {Loop,A} = setup_closed_ao(), + Loop({{error,closed},{error,econnaborted}}, fun() -> gen_tcp:send(A,"Hello") end), - ?line ok = inet:setopts(A,[{active,false}]), - ?line ok = receive {tcp_closed, A} -> error after 1000 -> ok end, - ?line ok = inet:setopts(A,[{active,once}]), - ?line ok = receive {tcp_closed, A} -> ok after 1000 -> error end + ok = inet:setopts(A,[{active,false}]), + ok = receive {tcp_closed, A} -> error after 1000 -> ok end, + ok = inet:setopts(A,[{active,once}]), + ok = receive {tcp_closed, A} -> ok after 1000 -> error end end)(). -send_timeout(suite) -> - []; -send_timeout(doc) -> - ["Test the send_timeout socket option"]; +%% Test the send_timeout socket option. send_timeout(Config) when is_list(Config) -> + Dir = filename:dirname(code:which(?MODULE)), + {ok,RNode} = test_server:start_node(?UNIQ_NODE_NAME, slave, + [{args,"-pa " ++ Dir}]), + %% Basic - BasicFun = - fun(AutoClose) -> - ?line {Loop,A,RNode} = setup_timeout_sink(1000, AutoClose), - ?line {error,timeout} = - Loop(fun() -> - Res = gen_tcp:send(A,<<1:10000>>), - %%erlang:display(Res), - Res - end), - %% Check that the socket is not busy/closed... - Error = after_send_timeout(AutoClose), - ?line {error,Error} = gen_tcp:send(A,<<"Hej">>), - ?line test_server:stop_node(RNode) - end, - BasicFun(false), - BasicFun(true), - %% Check timeout length - ?line Self = self(), - ?line Pid = - spawn(fun() -> - {Loop,A,RNode} = setup_timeout_sink(1000, true), - {error,timeout} = - Loop(fun() -> - Res = gen_tcp:send(A,<<1:10000>>), - %%erlang:display(Res), + send_timeout_basic(false, RNode), + send_timeout_basic(true, RNode), + + BinData = <<1:10000>>, + + %% Check timeout length. + Self = self(), + Pid = spawn(fun() -> + A = setup_timeout_sink(RNode, 1000, true), + Send = fun() -> + Res = gen_tcp:send(A, BinData), Self ! Res, Res - end), - test_server:stop_node(RNode) - end), - ?line Diff = get_max_diff(), - ?line io:format("Max time for send: ~p~n",[Diff]), - ?line true = (Diff > 500) and (Diff < 1500), - %% Let test_server slave die... - ?line Mon = erlang:monitor(process, Pid), - ?line receive {'DOWN',Mon,process,Pid,_} -> ok end, + end, + {error,timeout} = timeout_sink_loop(Send) + end), + Diff = get_max_diff(), + io:format("Max time for send: ~p~n",[Diff]), + true = (Diff > 500) and (Diff < 1500), + + %% Wait for the process to die. + Mon = erlang:monitor(process, Pid), + receive {'DOWN',Mon,process,Pid,_} -> ok end, + %% Check that parallell writers do not hang forever - ParaFun = - fun(AutoClose) -> - ?line {Loop,A,RNode} = setup_timeout_sink(1000, AutoClose), - SenderFun = fun() -> - {error,Error} = - Loop(fun() -> - gen_tcp:send(A, <<1:10000>>) - end), - Self ! {error,Error} - end, - ?line spawn_link(SenderFun), - ?line spawn_link(SenderFun), - ?line receive - {error,timeout} -> ok - after 10000 -> - ?line exit(timeout) - end, - NextErr = after_send_timeout(AutoClose), - ?line receive - {error,NextErr} -> ok - after 10000 -> - ?line exit(timeout) - end, - ?line {error,NextErr} = gen_tcp:send(A,<<"Hej">>), - ?line test_server:stop_node(RNode) - end, - ParaFun(false), - ParaFun(true), + send_timeout_para(false, RNode), + send_timeout_para(true, RNode), + + test_server:stop_node(RNode), + + ok. + +send_timeout_basic(AutoClose, RNode) -> + BinData = <<1:10000>>, + + A = setup_timeout_sink(RNode, 1000, AutoClose), + Send = fun() -> gen_tcp:send(A, BinData) end, + {error,timeout} = timeout_sink_loop(Send), + + %% Check that the socket is not busy/closed... + Error = after_send_timeout(AutoClose), + {error,Error} = gen_tcp:send(A, <<"Hej">>), + ok. + +send_timeout_para(AutoClose, RNode) -> + BinData = <<1:10000>>, + + A = setup_timeout_sink(RNode, 1000, AutoClose), + Self = self(), + SenderFun = fun() -> + Send = fun() -> gen_tcp:send(A, BinData) end, + {error,Error} = timeout_sink_loop(Send), + Self ! {error,Error} + end, + spawn_link(SenderFun), + spawn_link(SenderFun), + + receive + {error,timeout} -> ok + after 10000 -> + exit(timeout) + end, + + NextErr = after_send_timeout(AutoClose), + receive + {error,NextErr} -> ok + after 10000 -> + exit(timeout) + end, + + {error,NextErr} = gen_tcp:send(A, <<"Hej">>), ok. + mad_sender(S) -> - {_, _, USec} = now(), - case gen_tcp:send(S, integer_to_list(USec)) of + U = rand:uniform(1000000), + case gen_tcp:send(S, integer_to_list(U)) of ok -> mad_sender(S); Err -> @@ -2050,46 +2411,41 @@ mad_sender(S) -> flush() -> receive _X -> - %erlang:display(_X), flush() after 0 -> ok end. -send_timeout_active(suite) -> - []; -send_timeout_active(doc) -> - ["Test the send_timeout socket option for active sockets"]; +%% Test the send_timeout socket option for active sockets. send_timeout_active(Config) when is_list(Config) -> - Dog = test_server:timetrap(test_server:seconds(20)), - %% Basic - BasicFun = - fun(AutoClose) -> - ?line {Loop,A,RNode,C} = setup_active_timeout_sink(1, AutoClose), - inet:setopts(A, [{active, once}]), - ?line Mad = spawn_link(RNode,fun() -> mad_sender(C) end), - ?line {error,timeout} = - Loop(fun() -> - receive - {tcp, _Sock, _Data} -> - inet:setopts(A, [{active, once}]), - Res = gen_tcp:send(A,lists:duplicate(1000, $a)), - %erlang:display(Res), - Res; - Err -> - io:format("sock closed: ~p~n", [Err]), - Err - end - end), - unlink(Mad), - exit(Mad,kill), - ?line test_server:stop_node(RNode) + Dir = filename:dirname(code:which(?MODULE)), + {ok,RNode} = test_server:start_node(?UNIQ_NODE_NAME, slave, + [{args,"-pa " ++ Dir}]), + do_send_timeout_active(false, RNode), + do_send_timeout_active(true, RNode), + test_server:stop_node(RNode), + ok. + +do_send_timeout_active(AutoClose, RNode) -> + {A,C} = setup_active_timeout_sink(RNode, 1, AutoClose), + inet:setopts(A, [{active, once}]), + Mad = spawn_link(RNode, fun() -> mad_sender(C) end), + ListData = lists:duplicate(1000, $a), + F = fun() -> + receive + {tcp, _Sock, _Data} -> + inet:setopts(A, [{active, once}]), + Res = gen_tcp:send(A, ListData), + Res; + Err -> + io:format("sock closed: ~p~n", [Err]), + Err + end end, - BasicFun(false), - flush(), - BasicFun(true), + {error,timeout} = timeout_sink_loop(F), + unlink(Mad), + exit(Mad, kill), flush(), - test_server:timetrap_cancel(Dog), ok. after_send_timeout(AutoClose) -> @@ -2107,10 +2463,10 @@ get_max_diff() -> end. get_max_diff(Max) -> - T1 = millistamp(), + T1 = millis(), receive ok -> - Diff = millistamp() - T1, + Diff = millis() - T1, if Diff > Max -> get_max_diff(Diff); @@ -2118,7 +2474,7 @@ get_max_diff(Max) -> get_max_diff(Max) end; {error,timeout} -> - Diff = millistamp() - T1, + Diff = millis() - T1, if Diff > Max -> Diff; @@ -2126,29 +2482,29 @@ get_max_diff(Max) -> Max end after 10000 -> - exit(timeout) + exit(timeout) end. setup_closed_ao() -> Dir = filename:dirname(code:which(?MODULE)), - {ok,R} = test_server:start_node(test_default_options_slave,slave, - [{args,"-pa " ++ Dir}]), - Host = list_to_atom(lists:nth(2,string:tokens(atom_to_list(node()),"@"))), + {ok,R} = test_server:start_node(?UNIQ_NODE_NAME, slave, + [{args,"-pa " ++ Dir}]), + Host = get_hostname(node()), {ok, L} = gen_tcp:listen(0, [{active,false},{packet,2}]), - Fun = fun(F) -> - receive - {From,X} when is_function(X) -> - From ! {self(),X()}, F(F); - die -> ok - end - end, + Fun = fun(F) -> + receive + {From,X} when is_function(X) -> + From ! {self(),X()}, F(F); + die -> ok + end + end, Pid = rpc:call(R,erlang,spawn,[fun() -> Fun(Fun) end]), {ok, Port} = inet:port(L), - Remote = fun(Fu) -> - Pid ! {self(), Fu}, - receive {Pid,X} -> X - end - end, + Remote = fun(Fu) -> + Pid ! {self(), Fu}, + receive {Pid,X} -> X + end + end, {ok, C} = Remote(fun() -> gen_tcp:connect(Host,Port, [{active,false},{packet,2}]) @@ -2156,113 +2512,89 @@ setup_closed_ao() -> {ok,A} = gen_tcp:accept(L), gen_tcp:send(A,"Hello"), {ok, "Hello"} = Remote(fun() -> gen_tcp:recv(C,0) end), - ok = Remote(fun() -> gen_tcp:close(C) end), - Loop2 = fun(_,_,_,0) -> + ok = Remote(fun() -> gen_tcp:close(C) end), + Loop2 = fun(_,_,_,0) -> {failure, timeout}; - (L2,{MA,MB},F2,N) -> - case F2() of - MA -> MA; - MB -> MB; - Other -> io:format("~p~n",[Other]), - receive after 1000 -> ok end, - L2(L2,{MA,MB},F2,N-1) - end + (L2,{MA,MB},F2,N) -> + case F2() of + MA -> MA; + MB -> MB; + Other -> io:format("~p~n",[Other]), + receive after 1000 -> ok end, + L2(L2,{MA,MB},F2,N-1) + end end, Loop = fun(Match2,F3) -> Loop2(Loop2,Match2,F3,10) end, test_server:stop_node(R), {Loop,A}. -setup_timeout_sink(Timeout, AutoClose) -> - ?line Dir = filename:dirname(code:which(?MODULE)), - ?line {ok,R} = test_server:start_node(test_default_options_slave,slave, - [{args,"-pa " ++ Dir}]), - ?line Host = list_to_atom(lists:nth(2,string:tokens(atom_to_list(node()),"@"))), - ?line {ok, L} = gen_tcp:listen(0, [{active,false},{packet,2}, +setup_timeout_sink(RNode, Timeout, AutoClose) -> + Host = get_hostname(node()), + {ok, L} = gen_tcp:listen(0, [{active,false},{packet,2}, {send_timeout,Timeout}, {send_timeout_close,AutoClose}]), - ?line Fun = fun(F) -> - receive - {From,X} when is_function(X) -> - From ! {self(),X()}, F(F); - die -> ok - end - end, - ?line Pid = rpc:call(R,erlang,spawn,[fun() -> Fun(Fun) end]), - ?line {ok, Port} = inet:port(L), - ?line Remote = fun(Fu) -> - Pid ! {self(), Fu}, - receive {Pid,X} -> X - end + Fun = fun(F) -> + receive + {From,X} when is_function(X) -> + From ! {self(),X()}, F(F); + die -> ok + end + end, + Pid = rpc:call(RNode, erlang, spawn, [fun() -> Fun(Fun) end]), + {ok, Port} = inet:port(L), + Remote = fun(Fu) -> + Pid ! {self(), Fu}, + receive {Pid,X} -> X + end end, - ?line {ok, C} = Remote(fun() -> + {ok, C} = Remote(fun() -> gen_tcp:connect(Host,Port, - [{active,false},{packet,2}]) + [{active,false},{packet,2}]) end), - ?line {ok,A} = gen_tcp:accept(L), - ?line gen_tcp:send(A,"Hello"), - ?line {ok, "Hello"} = Remote(fun() -> gen_tcp:recv(C,0) end), - ?line Loop2 = fun(_,_,0) -> - {failure, timeout}; - (L2,F2,N) -> - Ret = F2(), - io:format("~p~n",[Ret]), - case Ret of - ok -> receive after 1 -> ok end, - L2(L2,F2,N-1); - Other -> Other - end - end, - ?line Loop = fun(F3) -> Loop2(Loop2,F3,1000) end, - {Loop,A,R}. - -setup_active_timeout_sink(Timeout, AutoClose) -> - ?line Dir = filename:dirname(code:which(?MODULE)), - ?line {ok,R} = test_server:start_node(test_default_options_slave,slave, - [{args,"-pa " ++ Dir}]), - ?line Host = list_to_atom(lists:nth(2,string:tokens(atom_to_list(node()),"@"))), - ?line {ok, L} = gen_tcp:listen(0, [binary,{active,false},{packet,0},{nodelay, true},{keepalive, true}, - {send_timeout,Timeout}, - {send_timeout_close,AutoClose}]), - ?line Fun = fun(F) -> - receive - {From,X} when is_function(X) -> - From ! {self(),X()}, F(F); - die -> ok - end - end, - ?line Pid = rpc:call(R,erlang,spawn,[fun() -> Fun(Fun) end]), - ?line {ok, Port} = inet:port(L), - ?line Remote = fun(Fu) -> - Pid ! {self(), Fu}, - receive {Pid,X} -> X - end + {ok,A} = gen_tcp:accept(L), + gen_tcp:send(A,"Hello"), + {ok, "Hello"} = Remote(fun() -> gen_tcp:recv(C,0) end), + A. + +setup_active_timeout_sink(RNode, Timeout, AutoClose) -> + Host = get_hostname(node()), + ListenOpts = [binary,{active,false},{packet,0}, + {nodelay,true},{keepalive,true}, + {send_timeout,Timeout},{send_timeout_close,AutoClose}], + {ok, L} = gen_tcp:listen(0, ListenOpts), + Fun = fun(F) -> + receive + {From,X} when is_function(X) -> + From ! {self(),X()}, + F(F); + die -> ok + end + end, + Pid = rpc:call(RNode, erlang, spawn, [fun() -> Fun(Fun) end]), + {ok, Port} = inet:port(L), + Remote = fun(Fu) -> + Pid ! {self(), Fu}, + receive {Pid,X} -> X + end end, - ?line {ok, C} = Remote(fun() -> - gen_tcp:connect(Host,Port, - [{active,false}]) + {ok, C} = Remote(fun() -> + gen_tcp:connect(Host, Port, [{active,false}]) end), - ?line {ok,A} = gen_tcp:accept(L), - ?line gen_tcp:send(A,"Hello"), - ?line {ok, "H"++_} = Remote(fun() -> gen_tcp:recv(C,0) end), - ?line Loop2 = fun(_,_,0) -> - {failure, timeout}; - (L2,F2,N) -> - Ret = F2(), - io:format("~p~n",[Ret]), - case Ret of - ok -> receive after 1 -> ok end, - L2(L2,F2,N-1); - Other -> Other - end - end, - ?line Loop = fun(F3) -> Loop2(Loop2,F3,1000) end, - {Loop,A,R,C}. + {ok,A} = gen_tcp:accept(L), + gen_tcp:send(A, "Hello"), + {ok, "H"++_} = Remote(fun() -> gen_tcp:recv(C, 0) end), + {A,C}. +timeout_sink_loop(Action) -> + Ret = Action(), + case Ret of + ok -> + receive after 1 -> ok end, + timeout_sink_loop(Action); + Other -> + Other + end. -millistamp() -> - {Mega, Secs, Micros} = erlang:now(), - (Micros div 1000) + Secs * 1000 + Mega * 1000000000. - has_superfluous_schedulers() -> case {erlang:system_info(schedulers), erlang:system_info(logical_processors)} of @@ -2272,27 +2604,25 @@ has_superfluous_schedulers() -> end. -otp_7731(suite) -> []; -otp_7731(doc) -> - "Leaking message from inet_drv {inet_reply,P,ok} " - "when a socket sending resumes working after a send_timeout"; +%% Leaking message from inet_drv {inet_reply,P,ok} +%% when a socket sending resumes working after a send_timeout. otp_7731(Config) when is_list(Config) -> - ?line ServerPid = spawn_link(?MODULE, otp_7731_server, [self()]), - ?line receive {ServerPid, ready, PortNum} -> ok end, + ServerPid = spawn_link(?MODULE, otp_7731_server, [self()]), + receive {ServerPid, ready, PortNum} -> ok end, - ?line {ok, Socket} = gen_tcp:connect("localhost", PortNum, - [binary, {active, false}, {packet, raw}, - {send_timeout, 1000}]), + {ok, Socket} = gen_tcp:connect("localhost", PortNum, + [binary, {active, false}, {packet, raw}, + {send_timeout, 1000}]), otp_7731_send(Socket), io:format("Sending complete...\n",[]), ServerPid ! {self(), recv}, - receive {ServerPid, ok} -> ok end, - + receive {ServerPid, ok} -> ok end, + io:format("Client waiting for leaking messages...\n",[]), %% Now make sure inet_drv does not leak any internal messages. receive Msg -> - ?line test_server:fail({unexpected, Msg}) + ct:fail({unexpected, Msg}) after 1000 -> ok end, @@ -2302,15 +2632,15 @@ otp_7731(Config) when is_list(Config) -> otp_7731_send(Socket) -> Bin = <<1:10000>>, io:format("Client sending ~p bytes...\n",[size(Bin)]), - ?line case gen_tcp:send(Socket, Bin) of - ok -> otp_7731_send(Socket); - {error,timeout} -> ok - end. + case gen_tcp:send(Socket, Bin) of + ok -> otp_7731_send(Socket); + {error,timeout} -> ok + end. otp_7731_server(ClientPid) -> - ?line {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, raw}, - {active, false}]), - ?line {ok, {_, PortNum}} = inet:sockname(LSocket), + {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, raw}, + {active, false}]), + {ok, {_, PortNum}} = inet:sockname(LSocket), io:format("Listening on ~w with port number ~p\n", [LSocket, PortNum]), ClientPid ! {self(), ready, PortNum}, @@ -2332,7 +2662,7 @@ otp_7731_server(ClientPid) -> otp_7731_recv(Socket) -> - ?line case gen_tcp:recv(Socket, 0, 1000) of + case gen_tcp:recv(Socket, 0, 1000) of {ok, Bin} -> io:format("Server received ~p bytes\n",[size(Bin)]), otp_7731_recv(Socket); @@ -2345,27 +2675,26 @@ otp_7731_recv(Socket) -> %% OTP-7615: TCP-ports hanging in CLOSING state when sending large %% buffer followed by a recv() that returns error due to closed %% connection. -zombie_sockets(suite) -> []; -zombie_sockets(doc) -> ["OTP-7615 Leaking closed ports."]; +%% OTP-7615 Leaking closed ports. zombie_sockets(Config) when is_list(Config) -> register(zombie_collector,self()), Calls = 10, Server = spawn_link(?MODULE, zombie_server,[self(), Calls]), - ?line {Server, ready, PortNum} = receive Msg -> Msg end, + {Server, ready, PortNum} = receive Msg -> Msg end, io:format("Ports before = ~p\n",[lists:sort(erlang:ports())]), zombie_client_loop(Calls, PortNum), Ports = lists:sort(zombie_collector(Calls,[])), Server ! terminate, io:format("Collected ports = ~p\n",[Ports]), - ?line [] = zombies_alive(Ports, 10), + [] = zombies_alive(Ports, 10), timer:sleep(1000), ok. zombie_client_loop(0, _) -> ok; zombie_client_loop(N, PortNum) when is_integer(PortNum) -> - ?line {ok, Socket} = gen_tcp:connect("localhost", PortNum, - [binary, {active, false}, {packet, raw}]), - ?line gen_tcp:close(Socket), % to make server recv fail + {ok, Socket} = gen_tcp:connect("localhost", PortNum, + [binary, {active, false}, {packet, raw}]), + gen_tcp:close(Socket), % to make server recv fail zombie_client_loop(N-1, PortNum). @@ -2394,19 +2723,19 @@ zombies_alive(Ports, WaitSec) -> end. zombie_server(Pid, Calls) -> - ?line {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, raw}, - {active, false}, {backlog, Calls}]), - ?line {ok, {_, PortNum}} = inet:sockname(LSocket), + {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, raw}, + {active, false}, {backlog, Calls}]), + {ok, {_, PortNum}} = inet:sockname(LSocket), io:format("Listening on ~w with port number ~p\n", [LSocket, PortNum]), BigBin = list_to_binary(lists:duplicate(100*1024, 77)), Pid ! {self(), ready, PortNum}, zombie_accept_loop(LSocket, BigBin, Calls), - ?line terminate = receive Msg -> Msg end. + terminate = receive Msg -> Msg end. zombie_accept_loop(_, _, 0) -> ok; zombie_accept_loop(Socket, BigBin, Calls) -> - ?line case gen_tcp:accept(Socket) of + case gen_tcp:accept(Socket) of {ok, NewSocket} -> spawn_link(fun() -> zombie_serve_client(NewSocket, BigBin) end), zombie_accept_loop(Socket, BigBin, Calls-1); @@ -2416,29 +2745,25 @@ zombie_accept_loop(Socket, BigBin, Calls) -> zombie_serve_client(Socket, Bin) -> %%io:format("Got connection on ~p\n",[Socket]), - ?line gen_tcp:send(Socket, Bin), + gen_tcp:send(Socket, Bin), %%io:format("Sent data, waiting for reply on ~p\n",[Socket]), - ?line case gen_tcp:recv(Socket, 4) of + case gen_tcp:recv(Socket, 4) of {error,closed} -> ok; {error,econnaborted} -> ok % may be returned on Windows end, %%io:format("Closing ~p\n",[Socket]), - ?line gen_tcp:close(Socket), + gen_tcp:close(Socket), zombie_collector ! {closed, Socket}. - - -otp_7816(suite) -> []; -otp_7816(doc) -> - "Hanging send on windows when sending iolist with more than 16 binaries."; +%% Hanging send on windows when sending iolist with more than 16 binaries. otp_7816(Config) when is_list(Config) -> Client = self(), - ?line Server = spawn_link(fun()-> otp_7816_server(Client) end), - ?line receive {Server, ready, PortNum} -> ok end, + Server = spawn_link(fun()-> otp_7816_server(Client) end), + receive {Server, ready, PortNum} -> ok end, - ?line {ok, Socket} = gen_tcp:connect("localhost", PortNum, - [binary, {active, false}, {packet, 4}, - {send_timeout, 10}]), + {ok, Socket} = gen_tcp:connect("localhost", PortNum, + [binary, {active, false}, {packet, 4}, + {send_timeout, 10}]), %% We use the undocumented feature that sending can be resumed after %% a send_timeout without any data loss if the peer starts to receive data. %% Unless of course the 7816-bug is in affect, in which case the write event @@ -2448,9 +2773,9 @@ otp_7816(Config) when is_list(Config) -> io:format("Sending complete...\n",[]), - ?line ok = gen_tcp:close(Socket), + ok = gen_tcp:close(Socket), Server ! {self(), closed}, - ?line {Server, closed} = receive M -> M end. + {Server, closed} = receive M -> M end. otp_7816_send(Socket, BinNr, BinSize, Server) -> @@ -2458,7 +2783,7 @@ otp_7816_send(Socket, BinNr, BinSize, Server) -> SentBytes = otp_7816_send_data(Socket, Data, 0) * BinNr * BinSize, io:format("Client sent ~p bytes...\n",[SentBytes]), Server ! {self(),recv,SentBytes}, - ?line {Server, ok} = receive M -> M end. + {Server, ok} = receive M -> M end. @@ -2473,15 +2798,15 @@ otp_7816_send_data(Socket, Data, Loops) -> otp_7816_server(Client) -> - ?line {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, 4}, + {ok, LSocket} = gen_tcp:listen(0, [binary, {packet, 4}, {active, false}]), - ?line {ok, {_, PortNum}} = inet:sockname(LSocket), + {ok, {_, PortNum}} = inet:sockname(LSocket), io:format("Listening on ~w with port number ~p\n", [LSocket, PortNum]), Client ! {self(), ready, PortNum}, - ?line {ok, CSocket} = gen_tcp:accept(LSocket), + {ok, CSocket} = gen_tcp:accept(LSocket), io:format("Server got connection...\n",[]), - ?line gen_tcp:close(LSocket), + gen_tcp:close(LSocket), otp_7816_server_loop(CSocket), @@ -2495,13 +2820,13 @@ otp_7816_server_loop(CSocket) -> {Client, recv, RecvBytes} -> io:format("Server start receiving...\n",[]), - ?line ok = otp_7816_recv(CSocket, RecvBytes), + ok = otp_7816_recv(CSocket, RecvBytes), Client ! {self(), ok}, otp_7816_server_loop(CSocket); {Client, closed} -> - ?line {error, closed} = gen_tcp:recv(CSocket, 0, 1000), + {error, closed} = gen_tcp:recv(CSocket, 0, 1000), Client ! {self(), closed} end. @@ -2510,7 +2835,7 @@ otp_7816_recv(_, 0) -> io:format("Server got all.\n",[]), ok; otp_7816_recv(CSocket, BytesLeft) -> - ?line case gen_tcp:recv(CSocket, 0, 1000) of + case gen_tcp:recv(CSocket, 0, 1000) of {ok, Bin} when byte_size(Bin) =< BytesLeft -> io:format("Server received ~p of ~p bytes.\n",[size(Bin), BytesLeft]), otp_7816_recv(CSocket, BytesLeft - byte_size(Bin)); @@ -2519,11 +2844,10 @@ otp_7816_recv(CSocket, BytesLeft) -> error end. -otp_8102(doc) -> ["Receive a packet with a faulty packet header"]; -otp_8102(suite) -> []; +%% Receive a packet with a faulty packet header. otp_8102(Config) when is_list(Config) -> - ?line {ok, LSocket} = gen_tcp:listen(0, []), - ?line {ok, {_, PortNum}} = inet:sockname(LSocket), + {ok, LSocket} = gen_tcp:listen(0, []), + {ok, {_, PortNum}} = inet:sockname(LSocket), io:format("Listening on ~w with port number ~p\n", [LSocket, PortNum]), [otp_8102_do(LSocket, PortNum, otp_8102_packet(Type,Size)) @@ -2543,79 +2867,150 @@ otp_8102_packet({cdr,little}, Size) -> otp_8102_do(LSocket, PortNum, {Bin,PType}) -> io:format("Connect with packet option ~p ...\n",[PType]), - ?line {ok, RSocket} = gen_tcp:connect("localhost", PortNum, [binary, + {ok, RSocket} = gen_tcp:connect("localhost", PortNum, [binary, {packet,PType}, {active,true}]), - ?line {ok, SSocket} = gen_tcp:accept(LSocket), + {ok, SSocket} = gen_tcp:accept(LSocket), io:format("Got connection, sending ~p...\n",[Bin]), - ?line ok = gen_tcp:send(SSocket, Bin), + ok = gen_tcp:send(SSocket, Bin), io:format("Sending complete...\n",[]), - ?line {tcp_error,RSocket,emsgsize} = receive M -> M end, + {tcp_error,RSocket,emsgsize} = receive M -> M end, io:format("Got error msg, ok.\n",[]), gen_tcp:close(SSocket), gen_tcp:close(RSocket). -otp_9389(doc) -> ["Verify packet_size handles long HTTP header lines"]; -otp_9389(suite) -> []; +%% Verify packet_size handles long HTTP header lines. otp_9389(Config) when is_list(Config) -> - ?line {ok, LS} = gen_tcp:listen(0, [{active,false}]), - ?line {ok, {_, PortNum}} = inet:sockname(LS), + {ok, LS} = gen_tcp:listen(0, [{active,false}]), + {ok, {_, PortNum}} = inet:sockname(LS), io:format("Listening on ~w with port number ~p\n", [LS, PortNum]), OrigLinkHdr = "/" ++ string:chars($S, 8192), _Server = spawn_link( fun() -> - ?line {ok, S} = gen_tcp:accept(LS), - ?line ok = inet:setopts(S, [{packet_size, 16384}]), - ?line ok = otp_9389_loop(S, OrigLinkHdr), - ?line ok = gen_tcp:close(S) + {ok, S} = gen_tcp:accept(LS), + ok = inet:setopts(S, [{packet_size, 16384}]), + ok = otp_9389_loop(S, OrigLinkHdr), + ok = gen_tcp:close(S) end), - ?line {ok, S} = gen_tcp:connect("localhost", PortNum, + {ok, S} = gen_tcp:connect("localhost", PortNum, [binary, {active, false}]), Req = "GET / HTTP/1.1\r\n" ++ "Host: localhost\r\n" ++ "Link: " ++ OrigLinkHdr ++ "\r\n\r\n", - ?line ok = gen_tcp:send(S, Req), - ?line ok = inet:setopts(S, [{packet, http}]), - ?line {ok, {http_response, {1,1}, 200, "OK"}} = gen_tcp:recv(S, 0), - ?line ok = inet:setopts(S, [{packet, httph}, {packet_size, 16384}]), - ?line {ok, {http_header, _, 'Content-Length', _, "0"}} = gen_tcp:recv(S, 0), - ?line {ok, {http_header, _, "Link", _, LinkHdr}} = gen_tcp:recv(S, 0), - ?line true = (LinkHdr == OrigLinkHdr), + ok = gen_tcp:send(S, Req), + ok = inet:setopts(S, [{packet, http}]), + {ok, {http_response, {1,1}, 200, "OK"}} = gen_tcp:recv(S, 0), + ok = inet:setopts(S, [{packet, httph}, {packet_size, 16384}]), + {ok, {http_header, _, 'Content-Length', _, "0"}} = gen_tcp:recv(S, 0), + {ok, {http_header, _, "Link", _, LinkHdr}} = gen_tcp:recv(S, 0), + true = (LinkHdr == OrigLinkHdr), ok = gen_tcp:close(S), ok = gen_tcp:close(LS), ok. otp_9389_loop(S, OrigLinkHdr) -> - ?line ok = inet:setopts(S, [{active,once},{packet,http}]), + ok = inet:setopts(S, [{active,once},{packet,http}]), receive {http, S, {http_request, 'GET', _, _}} -> - ?line ok = otp_9389_loop(S, OrigLinkHdr, undefined) + ok = otp_9389_loop(S, OrigLinkHdr, undefined) after 3000 -> - ?line error({timeout,request_line}) + error({timeout,request_line}) end. otp_9389_loop(S, OrigLinkHdr, ok) -> - ?line Resp = "HTTP/1.1 200 OK\r\nContent-length: 0\r\n" ++ + Resp = "HTTP/1.1 200 OK\r\nContent-length: 0\r\n" ++ "Link: " ++ OrigLinkHdr ++ "\r\n\r\n", - ?line ok = gen_tcp:send(S, Resp); + ok = gen_tcp:send(S, Resp); otp_9389_loop(S, OrigLinkHdr, State) -> - ?line ok = inet:setopts(S, [{active,once}, {packet,httph}]), + ok = inet:setopts(S, [{active,once}, {packet,httph}]), receive {http, S, http_eoh} -> - ?line otp_9389_loop(S, OrigLinkHdr, ok); + otp_9389_loop(S, OrigLinkHdr, ok); {http, S, {http_header, _, "Link", _, LinkHdr}} -> - ?line LinkHdr = OrigLinkHdr, - ?line otp_9389_loop(S, OrigLinkHdr, State); + LinkHdr = OrigLinkHdr, + otp_9389_loop(S, OrigLinkHdr, State); {http, S, {http_header, _, _Hdr, _, _Val}} -> - ?line otp_9389_loop(S, OrigLinkHdr, State); + otp_9389_loop(S, OrigLinkHdr, State); {http, S, {http_error, Err}} -> - ?line error({error, Err}) + error({error, Err}) after 3000 -> - ?line error({timeout,header}) + error({timeout,header}) end. + +wrapping_oct() -> + [{timetrap,{minutes,10}}]. + +%% Check that 64bit octet counters work. +wrapping_oct(Config) when is_list(Config) -> + {ok,Sock} = gen_tcp:listen(0,[{active,false},{mode,binary}]), + {ok,Port} = inet:port(Sock), + spawn_link(?MODULE,oct_acceptor,[Sock]), + Res = oct_datapump(Port,16#10000FFFF), + gen_tcp:close(Sock), + ok = Res, + ok. + +oct_datapump(Port,N) -> + {ok,Sock} = gen_tcp:connect("localhost",Port, + [{active,false},{mode,binary}]), + oct_pump(Sock,N,binary:copy(<<$a:8>>,100000),0). + +oct_pump(S,N,_,_) when N =< 0 -> + gen_tcp:close(S), + ok; +oct_pump(S,N,Bin,Last) -> + case gen_tcp:send(S,Bin) of + ok -> + {ok,Stat}=inet:getstat(S), + {_,R}=lists:keyfind(send_oct,1,Stat), + case (R < Last) of + true -> + io:format("ERROR (output) ~p < ~p~n",[R,Last]), + output_counter_error; + false -> + oct_pump(S,N-byte_size(Bin),Bin,R) + end; + _ -> + input_counter_error + end. + + +oct_acceptor(Sock) -> + {ok,Data} = gen_tcp:accept(Sock), + oct_aloop(Data,0,0). + +oct_aloop(S,X,Times) -> + case gen_tcp:recv(S,0) of + {ok,_} -> + {ok,Stat}=inet:getstat(S), + {_,R}=lists:keyfind(recv_oct,1,Stat), + case (R < X) of + true -> + io:format("ERROR ~p < ~p~n",[R,X]), + gen_tcp:close(S), + input_counter_error; + false -> + case Times rem 16#FFFFF of + 0 -> + io:format("Read: ~p~n",[R]); + _ -> + ok + end, + oct_aloop(S,R,Times+1) + end; + _ -> + gen_tcp:close(S), + closed + end. + +ok({ok,V}) -> V. + +get_hostname(Name) -> + "@"++Host = lists:dropwhile(fun(C) -> C =/= $@ end, atom_to_list(Name)), + Host. |