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-rw-r--r--lib/kernel/test/erl_distribution_wb_SUITE.erl451
1 files changed, 223 insertions, 228 deletions
diff --git a/lib/kernel/test/erl_distribution_wb_SUITE.erl b/lib/kernel/test/erl_distribution_wb_SUITE.erl
index e453cb2cdd..dc60b8b9e9 100644
--- a/lib/kernel/test/erl_distribution_wb_SUITE.erl
+++ b/lib/kernel/test/erl_distribution_wb_SUITE.erl
@@ -71,7 +71,7 @@
-define(i16(X1,X0),
(?u16(X1,X0) -
- (if (X1) > 127 -> 16#10000; true -> 0 end))).
+ (if (X1) > 127 -> 16#10000; true -> 0 end))).
-define(u16(X1,X0),
(((X1) bsl 8) bor (X0))).
@@ -79,7 +79,9 @@
-define(u32(X3,X2,X1,X0),
(((X3) bsl 24) bor ((X2) bsl 16) bor ((X1) bsl 8) bor (X0))).
-suite() -> [{ct_hooks,[ts_install_cth]}].
+suite() ->
+ [{ct_hooks,[ts_install_cth]},
+ {timetrap,{minutes,1}}].
all() ->
[whitebox, switch_options, missing_compulsory_dflags].
@@ -101,39 +103,33 @@ end_per_group(_GroupName, Config) ->
init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) ->
- Dog=?t:timetrap(?t:minutes(1)),
- [{watchdog, Dog}|Config].
-
-end_per_testcase(_Func, Config) ->
- Dog=?config(watchdog, Config),
- ?t:timetrap_cancel(Dog).
-
-switch_options(doc) ->
- ["Tests switching of options for the tcp port, as this is done"
- " when the distribution port is to be shortcut into the emulator."
- " Maybe this should be in the inet test suite, but only the distribution"
- " does such horrible things..."];
+ Config.
+
+end_per_testcase(_Func, _Config) ->
+ ok.
+
+%% Tests switching of options for the tcp port, as this is done
+%% when the distribution port is to be shortcut into the emulator.
+%% Maybe this should be in the inet test suite, but only the distribution
+%% does such horrible things...
switch_options(Config) when is_list(Config) ->
ok = test_switch_active(),
ok = test_switch_active_partial() ,
ok = test_switch_active_and_packet(),
ok.
-
-whitebox(doc) ->
- ["Whitebox testing of distribution handshakes. Tests both BC with R5 and "
- "the md5 version. Note that after R6B, this should be revised to "
- "remove BC code."];
+
+%% Whitebox testing of distribution handshakes.
whitebox(Config) when is_list(Config) ->
- ?line {ok, Node} = start_node(?MODULE,""),
- ?line Cookie = erlang:get_cookie(),
- ?line {_,Host} = split(node()),
- ?line ok = pending_up_md5(Node, join(ccc,Host), Cookie),
- ?line ok = simultaneous_md5(Node, join('A',Host), Cookie),
- ?line ok = simultaneous_md5(Node, join(zzzzzzzzzzzzzz,Host), Cookie),
- ?line stop_node(Node),
+ {ok, Node} = start_node(?MODULE,""),
+ Cookie = erlang:get_cookie(),
+ {_,Host} = split(node()),
+ ok = pending_up_md5(Node, join(ccc,Host), Cookie),
+ ok = simultaneous_md5(Node, join('A',Host), Cookie),
+ ok = simultaneous_md5(Node, join(zzzzzzzzzzzzzz,Host), Cookie),
+ stop_node(Node),
ok.
-
+
%%
%% The actual tests
%%
@@ -143,56 +139,56 @@ whitebox(Config) when is_list(Config) ->
%%
test_switch_active() ->
- ?line {Client, Server} = socket_pair(0, 4),
- ?line ok = write_packets_32(Client, 1, 5),
+ {Client, Server} = socket_pair(0, 4),
+ ok = write_packets_32(Client, 1, 5),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 1, 1),
+ ok = read_packets(Server, 1, 1),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 2, 2),
- ?line inet:setopts(Server, [{active, true}]),
- ?line ok = receive_packets(Server, 3, 5),
+ ok = read_packets(Server, 2, 2),
+ inet:setopts(Server, [{active, true}]),
+ ok = receive_packets(Server, 3, 5),
close_pair({Client, Server}),
ok.
-
+
test_switch_active_partial() ->
- ?line {Client, Server} = socket_pair(0, 4),
- ?line ok = write_packets_32(Client, 1, 2),
- ?line ok = gen_tcp:send(Client,[?int32(4), [0,0,0]]),
+ {Client, Server} = socket_pair(0, 4),
+ ok = write_packets_32(Client, 1, 2),
+ ok = gen_tcp:send(Client,[?int32(4), [0,0,0]]),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 1, 1),
+ ok = read_packets(Server, 1, 1),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 2, 2),
- ?line inet:setopts(Server, [{active, true}]),
- ?line ok = gen_tcp:send(Client,[3]),
- ?line ok = write_packets_32(Client, 4, 5),
- ?line ok = receive_packets(Server, 3, 5),
+ ok = read_packets(Server, 2, 2),
+ inet:setopts(Server, [{active, true}]),
+ ok = gen_tcp:send(Client,[3]),
+ ok = write_packets_32(Client, 4, 5),
+ ok = receive_packets(Server, 3, 5),
close_pair({Client, Server}),
ok.
-
+
do_test_switch_active_and_packet(SendBefore, SendAfter) ->
- ?line {Client, Server} = socket_pair(0, 2),
- ?line ok = write_packets_16(Client, 1, 2),
- ?line ok = gen_tcp:send(Client,SendBefore),
+ {Client, Server} = socket_pair(0, 2),
+ ok = write_packets_16(Client, 1, 2),
+ ok = gen_tcp:send(Client,SendBefore),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 1, 1),
+ ok = read_packets(Server, 1, 1),
receive after 2000 -> ok end,
- ?line ok = read_packets(Server, 2, 2),
- ?line inet:setopts(Server, [{packet,4}, {active, true}]),
- ?line ok = gen_tcp:send(Client,SendAfter),
- ?line ok = write_packets_32(Client, 4, 5),
- ?line ok = receive_packets(Server, 3, 5),
+ ok = read_packets(Server, 2, 2),
+ inet:setopts(Server, [{packet,4}, {active, true}]),
+ ok = gen_tcp:send(Client,SendAfter),
+ ok = write_packets_32(Client, 4, 5),
+ ok = receive_packets(Server, 3, 5),
close_pair({Client, Server}),
ok.
test_switch_active_and_packet() ->
- ?line ok = do_test_switch_active_and_packet([0],[0,0,4,0,0,0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0],[0,4,0,0,0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0],[4,0,0,0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0,4],[0,0,0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0,4,0],[0,0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0,4,0,0],[0,3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0,4,0,0,0],[3]),
- ?line ok = do_test_switch_active_and_packet([0,0,0,4,0,0,0,3],[]),
+ ok = do_test_switch_active_and_packet([0],[0,0,4,0,0,0,3]),
+ ok = do_test_switch_active_and_packet([0,0],[0,4,0,0,0,3]),
+ ok = do_test_switch_active_and_packet([0,0,0],[4,0,0,0,3]),
+ ok = do_test_switch_active_and_packet([0,0,0,4],[0,0,0,3]),
+ ok = do_test_switch_active_and_packet([0,0,0,4,0],[0,0,3]),
+ ok = do_test_switch_active_and_packet([0,0,0,4,0,0],[0,3]),
+ ok = do_test_switch_active_and_packet([0,0,0,4,0,0,0],[3]),
+ ok = do_test_switch_active_and_packet([0,0,0,4,0,0,0,3],[]),
ok.
@@ -200,181 +196,180 @@ test_switch_active_and_packet() ->
%% Handshake tests
%%
pending_up_md5(Node,OurName,Cookie) ->
- ?line {NA,NB} = split(Node),
- ?line {port,PortNo,_} = erl_epmd:port_please(NA,NB),
- ?line {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
- [{active,false},
- {packet,2}]),
- ?line send_name(SocketA,OurName,5),
- ?line ok = recv_status(SocketA),
- ?line {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1)
- ?line OurChallengeA = gen_challenge(),
- ?line OurDigestA = gen_digest(HisChallengeA, Cookie),
- ?line send_challenge_reply(SocketA, OurChallengeA, OurDigestA),
- ?line ok = recv_challenge_ack(SocketA, OurChallengeA, Cookie),
- %%%
- %%% OK, one connection is up, now lets be nasty and try another up:
- %%%
- %%% But wait for a while, the other node might not have done setnode
- %%% just yet...
- ?line receive after 1000 -> ok end,
- ?line {ok, SocketB} = gen_tcp:connect(atom_to_list(NB),PortNo,
- [{active,false},
- {packet,2}]),
- ?line send_name(SocketB,OurName,5),
- ?line alive = recv_status(SocketB),
- ?line send_status(SocketB, true),
- ?line gen_tcp:close(SocketA),
- ?line {hidden,Node,5,HisChallengeB} = recv_challenge(SocketB), % See 1)
- ?line OurChallengeB = gen_challenge(),
- ?line OurDigestB = gen_digest(HisChallengeB, Cookie),
- ?line send_challenge_reply(SocketB, OurChallengeB, OurDigestB),
- ?line ok = recv_challenge_ack(SocketB, OurChallengeB, Cookie),
- %%%
- %%% Well, are we happy?
- %%%
-
- ?line inet:setopts(SocketB, [{active, false},
- {packet, 4}]),
- ?line gen_tcp:send(SocketB,build_rex_message('',OurName)),
- ?line {Header, Message} = recv_message(SocketB),
- ?line io:format("Received header ~p, data ~p.~n",
+ {NA,NB} = split(Node),
+ {port,PortNo,_} = erl_epmd:port_please(NA,NB),
+ {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
+ [{active,false},
+ {packet,2}]),
+ send_name(SocketA,OurName,5),
+ ok = recv_status(SocketA),
+ {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1)
+ OurChallengeA = gen_challenge(),
+ OurDigestA = gen_digest(HisChallengeA, Cookie),
+ send_challenge_reply(SocketA, OurChallengeA, OurDigestA),
+ ok = recv_challenge_ack(SocketA, OurChallengeA, Cookie),
+%%%
+%%% OK, one connection is up, now lets be nasty and try another up:
+%%%
+%%% But wait for a while, the other node might not have done setnode
+%%% just yet...
+ receive after 1000 -> ok end,
+ {ok, SocketB} = gen_tcp:connect(atom_to_list(NB),PortNo,
+ [{active,false},
+ {packet,2}]),
+ send_name(SocketB,OurName,5),
+ alive = recv_status(SocketB),
+ send_status(SocketB, true),
+ gen_tcp:close(SocketA),
+ {hidden,Node,5,HisChallengeB} = recv_challenge(SocketB), % See 1)
+ OurChallengeB = gen_challenge(),
+ OurDigestB = gen_digest(HisChallengeB, Cookie),
+ send_challenge_reply(SocketB, OurChallengeB, OurDigestB),
+ ok = recv_challenge_ack(SocketB, OurChallengeB, Cookie),
+%%%
+%%% Well, are we happy?
+%%%
+
+ inet:setopts(SocketB, [{active, false},
+ {packet, 4}]),
+ gen_tcp:send(SocketB,build_rex_message('',OurName)),
+ {Header, Message} = recv_message(SocketB),
+ io:format("Received header ~p, data ~p.~n",
[Header, Message]),
- ?line gen_tcp:close(SocketB),
+ gen_tcp:close(SocketB),
ok.
simultaneous_md5(Node, OurName, Cookie) when OurName < Node ->
- ?line pong = net_adm:ping(Node),
- ?line LSocket = case gen_tcp:listen(0, [{active, false}, {packet,2}]) of
+ pong = net_adm:ping(Node),
+ LSocket = case gen_tcp:listen(0, [{active, false}, {packet,2}]) of
{ok, Socket} ->
Socket;
Else ->
exit(Else)
end,
- ?line EpmdSocket = register(OurName, LSocket, 1, 5),
- ?line {NA, NB} = split(Node),
- ?line rpc:cast(Node, net_adm, ping, [OurName]),
- ?line receive after 1000 -> ok end,
- ?line {port, PortNo, _} = erl_epmd:port_please(NA,NB),
- ?line {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
- [{active,false},
- {packet,2}]),
- ?line send_name(SocketA,OurName,5),
+ EpmdSocket = register(OurName, LSocket, 1, 5),
+ {NA, NB} = split(Node),
+ rpc:cast(Node, net_adm, ping, [OurName]),
+ receive after 1000 -> ok end,
+ {port, PortNo, _} = erl_epmd:port_please(NA,NB),
+ {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
+ [{active,false},
+ {packet,2}]),
+ send_name(SocketA,OurName,5),
%% We are still not marked up on the other side, as our first message
%% is not sent.
- ?line SocketB = case gen_tcp:accept(LSocket) of
+ SocketB = case gen_tcp:accept(LSocket) of
{ok, Socket1} ->
- ?line Socket1;
+ Socket1;
Else2 ->
- ?line exit(Else2)
+ exit(Else2)
end,
- ?line nok = recv_status(SocketA),
- % Now we are expected to close A
- ?line gen_tcp:close(SocketA),
- % But still Socket B will continue
- ?line {normal,Node,5} = recv_name(SocketB), % See 1)
- ?line send_status(SocketB, ok_simultaneous),
- ?line MyChallengeB = gen_challenge(),
- ?line send_challenge(SocketB, OurName, MyChallengeB,5),
- ?line HisChallengeB = recv_challenge_reply(SocketB, MyChallengeB, Cookie),
- ?line DigestB = gen_digest(HisChallengeB,Cookie),
- ?line send_challenge_ack(SocketB, DigestB),
- ?line inet:setopts(SocketB, [{active, false},
- {packet, 4}]),
- % This should be the ping message.
- ?line {Header, Message} = recv_message(SocketB),
- ?line io:format("Received header ~p, data ~p.~n",
+ nok = recv_status(SocketA),
+ %% Now we are expected to close A
+ gen_tcp:close(SocketA),
+ %% But still Socket B will continue
+ {normal,Node,5} = recv_name(SocketB), % See 1)
+ send_status(SocketB, ok_simultaneous),
+ MyChallengeB = gen_challenge(),
+ send_challenge(SocketB, OurName, MyChallengeB,5),
+ HisChallengeB = recv_challenge_reply(SocketB, MyChallengeB, Cookie),
+ DigestB = gen_digest(HisChallengeB,Cookie),
+ send_challenge_ack(SocketB, DigestB),
+ inet:setopts(SocketB, [{active, false},
+ {packet, 4}]),
+ %% This should be the ping message.
+ {Header, Message} = recv_message(SocketB),
+ io:format("Received header ~p, data ~p.~n",
[Header, Message]),
- ?line gen_tcp:close(SocketB),
- ?line gen_tcp:close(LSocket),
- ?line gen_tcp:close(EpmdSocket),
+ gen_tcp:close(SocketB),
+ gen_tcp:close(LSocket),
+ gen_tcp:close(EpmdSocket),
ok;
-
+
simultaneous_md5(Node, OurName, Cookie) when OurName > Node ->
- ?line pong = net_adm:ping(Node),
- ?line LSocket = case gen_tcp:listen(0, [{active, false}, {packet,2}]) of
- {ok, Socket} ->
- ?line Socket;
- Else ->
- ?line exit(Else)
- end,
- ?line EpmdSocket = register(OurName, LSocket, 1, 5),
- ?line {NA, NB} = split(Node),
- ?line rpc:cast(Node, net_adm, ping, [OurName]),
- ?line receive after 1000 -> ok end,
- ?line {port, PortNo, _} = erl_epmd:port_please(NA,NB),
- ?line {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
- [{active,false},
- {packet,2}]),
- ?line SocketB = case gen_tcp:accept(LSocket) of
+ pong = net_adm:ping(Node),
+ LSocket = case gen_tcp:listen(0, [{active, false}, {packet,2}]) of
+ {ok, Socket} ->
+ Socket;
+ Else ->
+ exit(Else)
+ end,
+ EpmdSocket = register(OurName, LSocket, 1, 5),
+ {NA, NB} = split(Node),
+ rpc:cast(Node, net_adm, ping, [OurName]),
+ receive after 1000 -> ok end,
+ {port, PortNo, _} = erl_epmd:port_please(NA,NB),
+ {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
+ [{active,false},
+ {packet,2}]),
+ SocketB = case gen_tcp:accept(LSocket) of
{ok, Socket1} ->
- ?line Socket1;
+ Socket1;
Else2 ->
- ?line exit(Else2)
+ exit(Else2)
end,
- ?line send_name(SocketA,OurName,5),
- ?line ok_simultaneous = recv_status(SocketA),
+ send_name(SocketA,OurName,5),
+ ok_simultaneous = recv_status(SocketA),
%% Socket B should die during this
- ?line case catch begin
- ?line {normal,Node,5} = recv_name(SocketB), % See 1)
- ?line send_status(SocketB, ok_simultaneous),
- ?line MyChallengeB = gen_challenge(),
- ?line send_challenge(SocketB, OurName, MyChallengeB,
- 5),
- ?line HisChallengeB = recv_challenge_reply(
- SocketB,
- MyChallengeB,
- Cookie),
- ?line DigestB = gen_digest(HisChallengeB,Cookie),
- ?line send_challenge_ack(SocketB, DigestB),
- ?line inet:setopts(SocketB, [{active, false},
- {packet, 4}]),
- ?line {HeaderB, MessageB} = recv_message(SocketB),
- ?line io:format("Received header ~p, data ~p.~n",
- [HeaderB, MessageB])
- end of
- {'EXIT', Exitcode} ->
- ?line io:format("Expected exitsignal caught: ~p.~n",
- [Exitcode]);
- Success ->
- ?line io:format("Unexpected success: ~p~n",
- [Success]),
- ?line exit(unexpected_success)
- end,
- ?line gen_tcp:close(SocketB),
+ case catch begin
+ {normal,Node,5} = recv_name(SocketB), % See 1)
+ send_status(SocketB, ok_simultaneous),
+ MyChallengeB = gen_challenge(),
+ send_challenge(SocketB, OurName, MyChallengeB,
+ 5),
+ HisChallengeB = recv_challenge_reply(
+ SocketB,
+ MyChallengeB,
+ Cookie),
+ DigestB = gen_digest(HisChallengeB,Cookie),
+ send_challenge_ack(SocketB, DigestB),
+ inet:setopts(SocketB, [{active, false},
+ {packet, 4}]),
+ {HeaderB, MessageB} = recv_message(SocketB),
+ io:format("Received header ~p, data ~p.~n",
+ [HeaderB, MessageB])
+ end of
+ {'EXIT', Exitcode} ->
+ io:format("Expected exitsignal caught: ~p.~n",
+ [Exitcode]);
+ Success ->
+ io:format("Unexpected success: ~p~n",
+ [Success]),
+ exit(unexpected_success)
+ end,
+ gen_tcp:close(SocketB),
%% But still Socket A will continue
- ?line {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1)
- ?line OurChallengeA = gen_challenge(),
- ?line OurDigestA = gen_digest(HisChallengeA, Cookie),
- ?line send_challenge_reply(SocketA, OurChallengeA, OurDigestA),
- ?line ok = recv_challenge_ack(SocketA, OurChallengeA, Cookie),
-
- ?line inet:setopts(SocketA, [{active, false},
- {packet, 4}]),
- ?line gen_tcp:send(SocketA,build_rex_message('',OurName)),
- ?line {Header, Message} = recv_message(SocketA),
- ?line io:format("Received header ~p, data ~p.~n",
+ {hidden,Node,5,HisChallengeA} = recv_challenge(SocketA), % See 1)
+ OurChallengeA = gen_challenge(),
+ OurDigestA = gen_digest(HisChallengeA, Cookie),
+ send_challenge_reply(SocketA, OurChallengeA, OurDigestA),
+ ok = recv_challenge_ack(SocketA, OurChallengeA, Cookie),
+
+ inet:setopts(SocketA, [{active, false},
+ {packet, 4}]),
+ gen_tcp:send(SocketA,build_rex_message('',OurName)),
+ {Header, Message} = recv_message(SocketA),
+ io:format("Received header ~p, data ~p.~n",
[Header, Message]),
- ?line gen_tcp:close(SocketA),
- ?line gen_tcp:close(LSocket),
- ?line gen_tcp:close(EpmdSocket),
+ gen_tcp:close(SocketA),
+ gen_tcp:close(LSocket),
+ gen_tcp:close(EpmdSocket),
ok.
-missing_compulsory_dflags(doc) -> [];
missing_compulsory_dflags(Config) when is_list(Config) ->
- ?line [Name1, Name2] = get_nodenames(2, missing_compulsory_dflags),
- ?line {ok, Node} = start_node(Name1,""),
- ?line {NA,NB} = split(Node),
- ?line {port,PortNo,_} = erl_epmd:port_please(NA,NB),
- ?line {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
- [{active,false},
- {packet,2}]),
- ?line BadNode = list_to_atom(atom_to_list(Name2)++"@"++atom_to_list(NB)),
- ?line send_name(SocketA,BadNode,5,0),
- ?line not_allowed = recv_status(SocketA),
- ?line gen_tcp:close(SocketA),
- ?line stop_node(Node),
- ?line ok.
+ [Name1, Name2] = get_nodenames(2, missing_compulsory_dflags),
+ {ok, Node} = start_node(Name1,""),
+ {NA,NB} = split(Node),
+ {port,PortNo,_} = erl_epmd:port_please(NA,NB),
+ {ok, SocketA} = gen_tcp:connect(atom_to_list(NB),PortNo,
+ [{active,false},
+ {packet,2}]),
+ BadNode = list_to_atom(atom_to_list(Name2)++"@"++atom_to_list(NB)),
+ send_name(SocketA,BadNode,5,0),
+ not_allowed = recv_status(SocketA),
+ gen_tcp:close(SocketA),
+ stop_node(Node),
+ ok.
%%
%% Here comes the utilities
@@ -437,7 +432,7 @@ socket_pair(ClientPack, ServerPack) ->
{ok, Server} = gen_tcp:accept(Listen),
gen_tcp:close(Listen),
{Client, Server}.
-
+
close_pair({Client, Server}) ->
gen_tcp:close(Client),
gen_tcp:close(Server),
@@ -454,7 +449,7 @@ close_pair({Client, Server}) ->
gen_challenge() ->
rand:uniform(1000000).
-
+
%% Generate a message digest from Challenge number and Cookie
gen_digest(Challenge, Cookie) when is_integer(Challenge), is_atom(Cookie) ->
C0 = erlang:md5_init(),
@@ -595,15 +590,15 @@ do_register_node(NodeName, TcpPort, VLow, VHigh) ->
Elen = length(Extra),
Len = 1+2+1+1+2+2+2+length(Name)+2+Elen,
gen_tcp:send(Socket, [?int16(Len), $x,
- ?int16(TcpPort),
- $M,
- 0,
- ?int16(VHigh),
- ?int16(VLow),
- ?int16(length(Name)),
- Name,
- ?int16(Elen),
- Extra]),
+ ?int16(TcpPort),
+ $M,
+ 0,
+ ?int16(VHigh),
+ ?int16(VLow),
+ ?int16(length(Name)),
+ Name,
+ ?int16(Elen),
+ Extra]),
case wait_for_reg_reply(Socket, []) of
{error, epmd_close} ->
exit(epmd_broken);
@@ -666,11 +661,11 @@ split(Atom) ->
build_rex_message(Cookie,OurName) ->
[$?,term_to_binary({6,self(),Cookie,rex}),
term_to_binary({'$gen_cast',
- {cast,
- rpc,
- cast,
- [OurName, hello, world, []],
- self()} })].
+ {cast,
+ rpc,
+ cast,
+ [OurName, hello, world, []],
+ self()} })].
%% Receive a distribution message
recv_message(Socket) ->
@@ -698,10 +693,10 @@ join(Name,Host) ->
%% start/stop slave.
start_node(Name, Param) ->
- ?t:start_node(Name, slave, [{args, Param}]).
+ test_server:start_node(Name, slave, [{args, Param}]).
stop_node(Node) ->
- ?t:stop_node(Node).
+ test_server:stop_node(Node).
get_nodenames(N, T) ->