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-rw-r--r--lib/kernel/doc/src/inet.xml30
-rw-r--r--lib/kernel/src/gen_tcp.erl2
-rw-r--r--lib/kernel/src/inet.erl7
-rw-r--r--lib/kernel/src/inet_int.hrl1
-rw-r--r--lib/kernel/src/rpc.erl2
-rw-r--r--lib/kernel/test/gen_tcp_misc_SUITE.erl315
-rw-r--r--lib/kernel/test/inet_SUITE.erl55
7 files changed, 381 insertions, 31 deletions
diff --git a/lib/kernel/doc/src/inet.xml b/lib/kernel/doc/src/inet.xml
index 77a8caaaf6..4dd9e0e221 100644
--- a/lib/kernel/doc/src/inet.xml
+++ b/lib/kernel/doc/src/inet.xml
@@ -1037,6 +1037,36 @@ setcap cap_sys_admin,cap_sys_ptrace,cap_dac_read_search+epi beam.smp
<marker id="option-sndbuf"></marker>
</item>
+ <tag><c>{show_econnreset, Boolean}</c>(TCP/IP sockets)</tag>
+ <item>
+ <p>When this option is set to <c>false</c>, as it is by
+ default, an RST that is received from the TCP peer is treated
+ as a normal close (as though a FIN was sent). A caller
+ to <seealso marker="gen_tcp#recv/2">gen_tcp:recv/2</seealso>
+ will get <c>{error, closed}</c>. In active
+ mode the controlling process will receive a
+ <c>{tcp_close, Socket}</c> message, indicating that the
+ peer has closed the connection.</p>
+ <p>Setting this option to <c>true</c> will allow you to
+ distinguish between a connection that was closed normally,
+ and one which was aborted (intentionally or unintentionally)
+ by the TCP peer. A call to
+ <seealso marker="gen_tcp#recv/2">gen_tcp:recv/2</seealso>
+ will return <c>{error, econnreset}</c>. In
+ active mode, the controlling process will receive a
+ <c>{tcp_error, Socket, econnreset}</c> message
+ before the usual <c>{tcp_closed, Socket}</c>, as is
+ the case for any other socket error. Calls to
+ <seealso marker="gen_tcp#send/2">gen_tcp:send/2</seealso>
+ will also return <c>{error, econnreset}</c> when it
+ is detected that a TCP peer has sent an RST.</p>
+ <p>A connected socket returned from
+ <seealso marker="gen_tcp#accept/1">gen_tcp:accept/1</seealso>
+ will inherit the <c>show_econnreset</c> setting from the
+ listening socket.</p>
+ <marker id="option-show_econnreset"></marker>
+ </item>
+
<tag><c>{sndbuf, Size}</c></tag>
<item>
<p>The minimum size of the send buffer to use for the socket.
diff --git a/lib/kernel/src/gen_tcp.erl b/lib/kernel/src/gen_tcp.erl
index bc8ffbe5e3..86251fc8f1 100644
--- a/lib/kernel/src/gen_tcp.erl
+++ b/lib/kernel/src/gen_tcp.erl
@@ -58,6 +58,7 @@
{reuseaddr, boolean()} |
{send_timeout, non_neg_integer() | infinity} |
{send_timeout_close, boolean()} |
+ {show_econnreset, boolean()} |
{sndbuf, non_neg_integer()} |
{tos, non_neg_integer()} |
{ipv6_v6only, boolean()}.
@@ -89,6 +90,7 @@
reuseaddr |
send_timeout |
send_timeout_close |
+ show_econnreset |
sndbuf |
tos |
ipv6_v6only.
diff --git a/lib/kernel/src/inet.erl b/lib/kernel/src/inet.erl
index d668738109..1ae90aaf0c 100644
--- a/lib/kernel/src/inet.erl
+++ b/lib/kernel/src/inet.erl
@@ -654,7 +654,7 @@ options() ->
multicast_if, multicast_ttl, multicast_loop,
exit_on_close, high_watermark, low_watermark,
high_msgq_watermark, low_msgq_watermark,
- send_timeout, send_timeout_close
+ send_timeout, send_timeout_close, show_econnreset
].
%% Return a list of statistics options
@@ -672,7 +672,8 @@ connect_options() ->
[tos, priority, reuseaddr, keepalive, linger, sndbuf, recbuf, nodelay,
header, active, packet, packet_size, buffer, mode, deliver,
exit_on_close, high_watermark, low_watermark, high_msgq_watermark,
- low_msgq_watermark, send_timeout, send_timeout_close, delay_send, raw].
+ low_msgq_watermark, send_timeout, send_timeout_close, delay_send, raw,
+ show_econnreset].
connect_options(Opts, Family) ->
BaseOpts =
@@ -740,7 +741,7 @@ listen_options() ->
header, active, packet, buffer, mode, deliver, backlog, ipv6_v6only,
exit_on_close, high_watermark, low_watermark, high_msgq_watermark,
low_msgq_watermark, send_timeout, send_timeout_close, delay_send,
- packet_size, raw].
+ packet_size, raw, show_econnreset].
listen_options(Opts, Family) ->
BaseOpts =
diff --git a/lib/kernel/src/inet_int.hrl b/lib/kernel/src/inet_int.hrl
index 889b596a22..7bd973af99 100644
--- a/lib/kernel/src/inet_int.hrl
+++ b/lib/kernel/src/inet_int.hrl
@@ -147,6 +147,7 @@
-define(INET_LOPT_MSGQ_HIWTRMRK, 36).
-define(INET_LOPT_MSGQ_LOWTRMRK, 37).
-define(INET_LOPT_NETNS, 38).
+-define(INET_LOPT_TCP_SHOW_ECONNRESET, 39).
% Specific SCTP options: separate range:
-define(SCTP_OPT_RTOINFO, 100).
-define(SCTP_OPT_ASSOCINFO, 101).
diff --git a/lib/kernel/src/rpc.erl b/lib/kernel/src/rpc.erl
index 2300b7e901..d8250418f9 100644
--- a/lib/kernel/src/rpc.erl
+++ b/lib/kernel/src/rpc.erl
@@ -22,7 +22,7 @@
%% facility
%% This code used to reside in net.erl, but has now been moved to
-%% a searate module.
+%% a separate module.
-define(NAME, rex).
diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl
index 76a9708a58..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,
@@ -94,6 +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,
@@ -1079,6 +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
diff --git a/lib/kernel/test/inet_SUITE.erl b/lib/kernel/test/inet_SUITE.erl
index c77de9316f..994c4b35f9 100644
--- a/lib/kernel/test/inet_SUITE.erl
+++ b/lib/kernel/test/inet_SUITE.erl
@@ -120,36 +120,37 @@ t_gethostbyaddr() ->
required(v4).
t_gethostbyaddr(doc) -> "Test the inet:gethostbyaddr/1 function.";
t_gethostbyaddr(Config) when is_list(Config) ->
- ?line {Name,FullName,IPStr,{A,B,C,D}=IP,Aliases,_,_} =
- ct:get_config(test_host_ipv4_only),
- ?line Rname = integer_to_list(D) ++ "." ++
- integer_to_list(C) ++ "." ++
- integer_to_list(B) ++ "." ++
- integer_to_list(A) ++ ".in-addr.arpa",
- ?line {ok,HEnt} = inet:gethostbyaddr(IPStr),
- ?line {ok,HEnt} = inet:gethostbyaddr(IP),
- ?line {error,Error} = inet:gethostbyaddr(Name),
- ?line ok = io:format("Failure reason: ~p: ~s",
- [error,inet:format_error(Error)]),
- ?line HEnt_ = HEnt#hostent{h_addrtype = inet,
- h_length = 4,
- h_addr_list = [IP]},
- ?line HEnt_ = HEnt,
+ {Name,FullName,IPStr,{A,B,C,D}=IP,Aliases,_,_} = ct:get_config(test_host_ipv4_only),
+ Rname = integer_to_list(D) ++ "." ++
+ integer_to_list(C) ++ "." ++
+ integer_to_list(B) ++ "." ++
+ integer_to_list(A) ++ ".in-addr.arpa",
+ {ok,HEnt} = inet:gethostbyaddr(IPStr),
+ {ok,HEnt} = inet:gethostbyaddr(IP),
+ {error,Error} = inet:gethostbyaddr(Name),
+ ok = io:format("Failure reason: ~p: ~s", [error,inet:format_error(Error)]),
+ HEnt_ = HEnt#hostent{h_addrtype = inet,
+ h_length = 4,
+ h_addr_list = [IP]},
+ HEnt_ = HEnt,
case {os:type(),os:version()} of
- {{unix,freebsd},{5,0,0}} ->
- %% The alias list seems to be buggy in FreeBSD 5.0.0.
- ?line check_elems([{HEnt#hostent.h_name,[Name,FullName]}]),
- io:format("Buggy alias list: ~p", [HEnt#hostent.h_aliases]),
- ok;
- _ ->
- ?line check_elems([{HEnt#hostent.h_name,[Name,FullName]},
- {HEnt#hostent.h_aliases,[[],Aliases,[Rname]]}])
+ {{unix,freebsd},{5,0,0}} ->
+ %% The alias list seems to be buggy in FreeBSD 5.0.0.
+ check_elems([{HEnt#hostent.h_name,[Name,FullName]}]),
+ io:format("Buggy alias list: ~p", [HEnt#hostent.h_aliases]),
+ ok;
+ _ ->
+ io:format("alias list: ~p", [HEnt#hostent.h_aliases]),
+ io:format("check alias list: ~p", [[Aliases,[Rname]]]),
+ io:format("name: ~p", [HEnt#hostent.h_name]),
+ io:format("check name: ~p", [[Name,FullName]]),
+ check_elems([{HEnt#hostent.h_name,[Name,FullName]},
+ {HEnt#hostent.h_aliases,[[],Aliases,[Rname]]}])
end,
- ?line {_DName, _DFullName, DIPStr, DIP, _, _, _} =
- ct:get_config(test_dummy_host),
- ?line {error,nxdomain} = inet:gethostbyaddr(DIPStr),
- ?line {error,nxdomain} = inet:gethostbyaddr(DIP),
+ {_DName, _DFullName, DIPStr, DIP, _, _, _} = ct:get_config(test_dummy_host),
+ {error,nxdomain} = inet:gethostbyaddr(DIPStr),
+ {error,nxdomain} = inet:gethostbyaddr(DIP),
ok.
t_gethostbyaddr_v6() -> required(v6).
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-21 20:19:34 +0000