diff options
Diffstat (limited to 'lib/kernel/test/gen_tcp_misc_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/gen_tcp_misc_SUITE.erl | 409 |
1 files changed, 397 insertions, 12 deletions
diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl index 4f0d7a7d50..44e7984401 100644 --- a/lib/kernel/test/gen_tcp_misc_SUITE.erl +++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl @@ -31,6 +31,11 @@ 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, @@ -38,7 +43,9 @@ % 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, @@ -92,6 +99,11 @@ all() -> 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, @@ -99,7 +111,9 @@ 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, @@ -1075,6 +1089,311 @@ 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 -> + ?t:fail({unexpected1, Other}) + after 1000 -> + ?t: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 -> + ?t:fail({unexpected2, Other1}) + after 1 -> + ?t:fail({timeout, {server, no_tcp_closed}}) + end; + Other2 -> + ?t:fail({unexpected3, Other2}) + after 1000 -> + ?t: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 = ?t: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 -> + ?t:fail({unexpected1, Other1}) + after 1 -> + ?t:fail({timeout, {server, no_tcp_closed}}) + end; + Other2 -> + ?t:fail({unexpected2, Other2}) + after 1000 -> + ?t: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 = ?t: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 = ?t: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 = ?t: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 = ?t: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 -> ?t:fail(T) + end, + ok = gen_tcp:send(S, "Whatever"), + ok = ?t:sleep(20), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ?t:sleep(20), + receive + {tcp, Client, "Whatever"} -> + receive + {tcp_closed, Client} -> + ok; + Other1 -> + ?t:fail({unexpected1, Other1}) + end; + Other2 -> + ?t: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 -> ?t:fail(T1) + end, + ok = gen_tcp:send(S1, "Whatever"), + ok = ?t:sleep(20), + ok = inet:setopts(S1, [{linger, {true, 0}}]), + ok = gen_tcp:close(S1), + ok = ?t:sleep(20), + receive + {tcp, Client1, "Whatever"} -> + receive + {tcp_error, Client1, econnreset} -> + receive + {tcp_closed, Client1} -> + ok; + Other3 -> + ?t:fail({unexpected3, Other3}) + end; + Other4 -> + ?t:fail({unexpected4, Other4}) + end; + Other5 -> + ?t: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 -> ?t:fail(T) + end, + ok = gen_tcp:send(S, "Whatever"), + ok = ?t:sleep(20), + ok = inet:setopts(S, [{linger, {true, 0}}]), + ok = gen_tcp:close(S), + ok = ?t: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 -> + ?t:fail({unexpected1, Other}) + end; + Other -> + ?t: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 -> ?t:fail(T) + end, + ok = gen_tcp:close(S), + ok = ?t: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 = ?t: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 -> ?t:fail(T) + end, + ok = inet:setopts(Client, [{linger, {true, 0}}]), + ok = gen_tcp:close(Client), + ok = ?t: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 @@ -1720,8 +2039,8 @@ multi_accept_close_listen(Config) when is_list(Config) -> spawn(F), spawn(F), gen_tcp:close(LS), - ?EXPECT_ACCEPTS([{_,{error,closed}},{_,{error,closed}}, - {_,{error,closed}},{_,{error,closed}}],4,500). + ok = ?EXPECT_ACCEPTS([{_,{error,closed}},{_,{error,closed}}, + {_,{error,closed}},{_,{error,closed}}],4,500). accept_timeout(suite) -> []; @@ -1732,7 +2051,7 @@ accept_timeout(Config) when is_list(Config) -> Parent = self(), F = fun() -> Parent ! {accepted,self(),gen_tcp:accept(LS,1000)} end, P = spawn(F), - ?EXPECT_ACCEPTS([{P,{error,timeout}}],1,2000). + ok = ?EXPECT_ACCEPTS([{P,{error,timeout}}],1,2000). accept_timeouts_in_order(suite) -> []; @@ -1745,8 +2064,8 @@ accept_timeouts_in_order(Config) when is_list(Config) -> P2 = spawn(mktmofun(1200,Parent,LS)), P3 = spawn(mktmofun(1300,Parent,LS)), P4 = spawn(mktmofun(1400,Parent,LS)), - ?EXPECT_ACCEPTS([{P1,{error,timeout}},{P2,{error,timeout}}, - {P3,{error,timeout}},{P4,{error,timeout}}],infinity,2000). + ok = ?EXPECT_ACCEPTS([{P1,{error,timeout}},{P2,{error,timeout}}, + {P3,{error,timeout}},{P4,{error,timeout}}],infinity,2000). accept_timeouts_in_order2(suite) -> []; @@ -1759,8 +2078,8 @@ accept_timeouts_in_order2(Config) when is_list(Config) -> P2 = spawn(mktmofun(1300,Parent,LS)), P3 = spawn(mktmofun(1200,Parent,LS)), P4 = spawn(mktmofun(1000,Parent,LS)), - ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P3,{error,timeout}}, - {P2,{error,timeout}},{P1,{error,timeout}}],infinity,2000). + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P3,{error,timeout}}, + {P2,{error,timeout}},{P1,{error,timeout}}],infinity,2000). accept_timeouts_in_order3(suite) -> []; @@ -1773,8 +2092,74 @@ accept_timeouts_in_order3(Config) when is_list(Config) -> P2 = spawn(mktmofun(1400,Parent,LS)), P3 = spawn(mktmofun(1300,Parent,LS)), P4 = spawn(mktmofun(1000,Parent,LS)), - ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P1,{error,timeout}}, - {P3,{error,timeout}},{P2,{error,timeout}}],infinity,2000). + ok = ?EXPECT_ACCEPTS([{P4,{error,timeout}},{P1,{error,timeout}}, + {P3,{error,timeout}},{P2,{error,timeout}}],infinity,2000). + +accept_timeouts_in_order4(suite) -> + []; +accept_timeouts_in_order4(doc) -> + ["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). + +accept_timeouts_in_order5(suite) -> + []; +accept_timeouts_in_order5(doc) -> + ["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). + +accept_timeouts_in_order6(suite) -> + []; +accept_timeouts_in_order6(doc) -> + ["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). + +accept_timeouts_in_order7(suite) -> + []; +accept_timeouts_in_order7(doc) -> + ["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). accept_timeouts_mixed(suite) -> []; @@ -1797,7 +2182,7 @@ accept_timeouts_mixed(Config) when is_list(Config) -> 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,[]), - ?EXPECT_ACCEPTS([{P4,{ok,Port1}}] when is_port(Port1),infinity,100). + ok = ?EXPECT_ACCEPTS([{P4,{ok,Port1}}] when is_port(Port1),infinity,100). killing_acceptor(suite) -> []; |