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-rw-r--r--lib/kernel/test/erl_distribution_SUITE.erl163
1 files changed, 163 insertions, 0 deletions
diff --git a/lib/kernel/test/erl_distribution_SUITE.erl b/lib/kernel/test/erl_distribution_SUITE.erl
index eb58e92224..e43be77428 100644
--- a/lib/kernel/test/erl_distribution_SUITE.erl
+++ b/lib/kernel/test/erl_distribution_SUITE.erl
@@ -25,6 +25,7 @@
init_per_group/2,end_per_group/2]).
-export([tick/1, tick_change/1, illegal_nodenames/1, hidden_node/1,
+ setopts/1,
table_waste/1, net_setuptime/1,
inet_dist_options_options/1,
@@ -42,6 +43,8 @@
-export([get_socket_priorities/0,
tick_cli_test/1, tick_cli_test1/1,
tick_serv_test/2, tick_serv_test1/1,
+ run_remote_test/1,
+ setopts_do/2,
keep_conn/1, time_ping/1]).
-export([init_per_testcase/2, end_per_testcase/2]).
@@ -66,6 +69,7 @@ suite() ->
all() ->
[tick, tick_change, illegal_nodenames, hidden_node,
+ setopts,
table_waste, net_setuptime, inet_dist_options_options,
{group, monitor_nodes}].
@@ -282,6 +286,165 @@ tick_cli_test1(Node) ->
end
end.
+setopts(Config) when is_list(Config) ->
+ register(setopts_regname, self()),
+ [N1,N2,N3,N4] = get_nodenames(4, setopts),
+
+ {_N1F,Port1} = start_node_unconnected(N1, ?MODULE, run_remote_test,
+ ["setopts_do", atom_to_list(node()), "1", "ping"]),
+ 0 = wait_for_port_exit(Port1),
+
+ {_N2F,Port2} = start_node_unconnected(N2, ?MODULE, run_remote_test,
+ ["setopts_do", atom_to_list(node()), "2", "ping"]),
+ 0 = wait_for_port_exit(Port2),
+
+ {ok, LSock} = gen_tcp:listen(0, [{packet,2}, {active,false}]),
+ {ok, LTcpPort} = inet:port(LSock),
+
+ {N3F,Port3} = start_node_unconnected(N3, ?MODULE, run_remote_test,
+ ["setopts_do", atom_to_list(node()),
+ "1", integer_to_list(LTcpPort)]),
+ wait_and_connect(LSock, N3F, Port3),
+ 0 = wait_for_port_exit(Port3),
+
+ {N4F,Port4} = start_node_unconnected(N4, ?MODULE, run_remote_test,
+ ["setopts_do", atom_to_list(node()),
+ "2", integer_to_list(LTcpPort)]),
+ wait_and_connect(LSock, N4F, Port4),
+ 0 = wait_for_port_exit(Port4),
+
+ ok.
+
+wait_and_connect(LSock, NodeName, NodePort) ->
+ {ok, Sock} = gen_tcp:accept(LSock),
+ {ok, "Connect please"} = gen_tcp:recv(Sock, 0),
+ flush_from_port(NodePort),
+ pong = net_adm:ping(NodeName),
+ gen_tcp:send(Sock, "Connect done"),
+ gen_tcp:close(Sock).
+
+
+flush_from_port(Port) ->
+ flush_from_port(Port, 10).
+
+flush_from_port(Port, Timeout) ->
+ receive
+ {Port,{data,String}} ->
+ io:format("~p: ~s\n", [Port, String]),
+ flush_from_port(Port, Timeout)
+ after Timeout ->
+ timeout
+ end.
+
+wait_for_port_exit(Port) ->
+ case (receive M -> M end) of
+ {Port,{exit_status,Status}} ->
+ Status;
+ {Port,{data,String}} ->
+ io:format("~p: ~s\n", [Port, String]),
+ wait_for_port_exit(Port)
+ end.
+
+run_remote_test([FuncStr, TestNodeStr | Args]) ->
+ Status = try
+ io:format("Node ~p started~n", [node()]),
+ TestNode = list_to_atom(TestNodeStr),
+ io:format("Node ~p spawning function ~p~n", [node(), FuncStr]),
+ {Pid,Ref} = spawn_monitor(?MODULE, list_to_atom(FuncStr), [TestNode, Args]),
+ io:format("Node ~p waiting for function ~p~n", [node(), FuncStr]),
+ receive
+ {'DOWN', Ref, process, Pid, normal} ->
+ 0;
+ Other ->
+ io:format("Node ~p got unexpected msg: ~p\n",[node(), Other]),
+ 1
+ end
+ catch
+ C:E ->
+ io:format("Node ~p got EXCEPTION ~p:~p\nat ~p\n",
+ [node(), C, E, erlang:get_stacktrace()]),
+ 2
+ end,
+ io:format("Node ~p doing halt(~p).\n",[node(), Status]),
+ erlang:halt(Status).
+
+% Do the actual test on the remote node
+setopts_do(TestNode, [OptNr, ConnectData]) ->
+ [] = nodes(),
+ {Opt, Val} = opt_from_nr(OptNr),
+ ok = net_kernel:setopts(new, [{Opt, Val}]),
+
+ [] = nodes(),
+ {error, noconnection} = net_kernel:getopts(TestNode, [Opt]),
+
+ case ConnectData of
+ "ping" -> % We connect
+ net_adm:ping(TestNode);
+ TcpPort -> % Other connect
+ {ok, Sock} = gen_tcp:connect("localhost", list_to_integer(TcpPort),
+ [{active,false},{packet,2}]),
+ ok = gen_tcp:send(Sock, "Connect please"),
+ {ok, "Connect done"} = gen_tcp:recv(Sock, 0),
+ gen_tcp:close(Sock)
+ end,
+ [TestNode] = nodes(),
+ {ok, [{Opt,Val}]} = net_kernel:getopts(TestNode, [Opt]),
+ {error, noconnection} = net_kernel:getopts('pixie@fairyland', [Opt]),
+
+ NewVal = change_val(Val),
+ ok = net_kernel:setopts(TestNode, [{Opt, NewVal}]),
+ {ok, [{Opt,NewVal}]} = net_kernel:getopts(TestNode, [Opt]),
+
+ ok = net_kernel:setopts(TestNode, [{Opt, Val}]),
+ {ok, [{Opt,Val}]} = net_kernel:getopts(TestNode, [Opt]),
+
+ ok.
+
+opt_from_nr("1") -> {nodelay, true};
+opt_from_nr("2") -> {nodelay, false}.
+
+change_val(true) -> false;
+change_val(false) -> true.
+
+start_node_unconnected(Name, Mod, Func, Args) ->
+ FullName = full_node_name(Name),
+ CmdLine = mk_node_cmdline(Name,Mod,Func,Args),
+ io:format("Starting node ~p: ~s~n", [FullName, CmdLine]),
+ case open_port({spawn, CmdLine}, [exit_status]) of
+ Port when is_port(Port) ->
+ {FullName, Port};
+ Error ->
+ exit({failed_to_start_node, FullName, Error})
+ end.
+
+full_node_name(PreName) ->
+ HostSuffix = lists:dropwhile(fun ($@) -> false; (_) -> true end,
+ atom_to_list(node())),
+ list_to_atom(atom_to_list(PreName) ++ HostSuffix).
+
+mk_node_cmdline(Name,Mod,Func,Args) ->
+ Static = "-noinput",
+ Pa = filename:dirname(code:which(?MODULE)),
+ Prog = case catch init:get_argument(progname) of
+ {ok,[[P]]} -> P;
+ _ -> exit(no_progname_argument_found)
+ end,
+ NameSw = case net_kernel:longnames() of
+ false -> "-sname ";
+ true -> "-name ";
+ _ -> exit(not_distributed_node)
+ end,
+ {ok, Pwd} = file:get_cwd(),
+ NameStr = atom_to_list(Name),
+ Prog ++ " "
+ ++ Static ++ " "
+ ++ NameSw ++ " " ++ NameStr
+ ++ " -pa " ++ Pa
+ ++ " -env ERL_CRASH_DUMP " ++ Pwd ++ "/erl_crash_dump." ++ NameStr
+ ++ " -setcookie " ++ atom_to_list(erlang:get_cookie())
+ ++ " -run " ++ atom_to_list(Mod) ++ " " ++ atom_to_list(Func)
+ ++ " " ++ string:join(Args, " ").
+
%% OTP-4255.
tick_change(Config) when is_list(Config) ->