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-rw-r--r--lib/kernel/test/erl_distribution_SUITE.erl163
-rw-r--r--lib/kernel/test/init_SUITE.erl61
-rw-r--r--lib/kernel/test/os_SUITE.erl19
-rw-r--r--lib/kernel/test/os_SUITE_data/Makefile.src8
-rw-r--r--lib/kernel/test/os_SUITE_data/my_fds.c9
5 files changed, 252 insertions, 8 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) ->
diff --git a/lib/kernel/test/init_SUITE.erl b/lib/kernel/test/init_SUITE.erl
index 1370e23195..2b59eb2bfe 100644
--- a/lib/kernel/test/init_SUITE.erl
+++ b/lib/kernel/test/init_SUITE.erl
@@ -27,7 +27,8 @@
-export([get_arguments/1, get_argument/1, boot_var/1, restart/1,
many_restarts/0, many_restarts/1,
get_plain_arguments/1,
- reboot/1, stop_status/1, stop/1, get_status/1, script_id/1]).
+ reboot/1, stop_status/1, stop/1, get_status/1, script_id/1,
+ find_system_processes/0]).
-export([boot1/1, boot2/1]).
-export([init_per_testcase/2, end_per_testcase/2]).
@@ -355,12 +356,16 @@ wait_for(N,Node,EHPid) ->
restart(Config) when is_list(Config) ->
Args = args(),
+ Pa = " -pa " ++ filename:dirname(code:which(?MODULE)),
+
%% Currently test_server:start_node cannot be used. The restarted
%% node immediately halts due to the implementation of
%% test_server:start_node.
- {ok, Node} = loose_node:start(init_test, Args, ?DEFAULT_TIMEOUT_SEC),
+ {ok, Node} = loose_node:start(init_test, Args ++ Pa, ?DEFAULT_TIMEOUT_SEC),
%% Ok, the node is up, now the real test test begins.
erlang:monitor_node(Node, true),
+ SysProcs0 = rpc:call(Node, ?MODULE, find_system_processes, []),
+ [InitPid, PurgerPid, LitCollectorPid, DirtyCodePid] = SysProcs0,
InitPid = rpc:call(Node, erlang, whereis, [init]),
PurgerPid = rpc:call(Node, erlang, whereis, [erts_code_purger]),
Procs = rpc:call(Node, erlang, processes, []),
@@ -375,6 +380,9 @@ restart(Config) when is_list(Config) ->
end,
ok = wait_restart(30, Node),
+ SysProcs1 = rpc:call(Node, ?MODULE, find_system_processes, []),
+ [InitPid1, PurgerPid1, LitCollectorPid1, DirtyCodePid1] = SysProcs1,
+
%% Still the same init process!
InitPid1 = rpc:call(Node, erlang, whereis, [init]),
InitP = pid_to_list(InitPid),
@@ -385,8 +393,24 @@ restart(Config) when is_list(Config) ->
PurgerP = pid_to_list(PurgerPid),
PurgerP = pid_to_list(PurgerPid1),
+ %% and same literal area collector process!
+ case LitCollectorPid of
+ undefined -> undefined = LitCollectorPid1;
+ _ ->
+ LitCollectorP = pid_to_list(LitCollectorPid),
+ LitCollectorP = pid_to_list(LitCollectorPid1)
+ end,
+
+ %% and same dirty process code checker process!
+ case DirtyCodePid of
+ undefined -> undefined = DirtyCodePid1;
+ _ ->
+ DirtyCodeP = pid_to_list(DirtyCodePid),
+ DirtyCodeP = pid_to_list(DirtyCodePid1)
+ end,
+
NewProcs0 = rpc:call(Node, erlang, processes, []),
- NewProcs = NewProcs0 -- [InitPid1, PurgerPid1],
+ NewProcs = NewProcs0 -- SysProcs1,
case check_processes(NewProcs, MaxPid) of
true ->
ok;
@@ -406,6 +430,37 @@ restart(Config) when is_list(Config) ->
loose_node:stop(Node),
ok.
+-record(sys_procs, {init,
+ code_purger,
+ literal_collector,
+ dirty_proc_checker}).
+
+find_system_processes() ->
+ find_system_procs(processes(), #sys_procs{}).
+
+find_system_procs([], SysProcs) ->
+ [SysProcs#sys_procs.init,
+ SysProcs#sys_procs.code_purger,
+ SysProcs#sys_procs.literal_collector,
+ SysProcs#sys_procs.dirty_proc_checker];
+find_system_procs([P|Ps], SysProcs) ->
+ case process_info(P, initial_call) of
+ {initial_call,{otp_ring0,start,2}} ->
+ undefined = SysProcs#sys_procs.init,
+ find_system_procs(Ps, SysProcs#sys_procs{init = P});
+ {initial_call,{erts_code_purger,start,0}} ->
+ undefined = SysProcs#sys_procs.code_purger,
+ find_system_procs(Ps, SysProcs#sys_procs{code_purger = P});
+ {initial_call,{erts_literal_area_collector,start,0}} ->
+ undefined = SysProcs#sys_procs.literal_collector,
+ find_system_procs(Ps, SysProcs#sys_procs{literal_collector = P});
+ {initial_call,{erts_dirty_process_code_checker,start,0}} ->
+ undefined = SysProcs#sys_procs.dirty_proc_checker,
+ find_system_procs(Ps, SysProcs#sys_procs{dirty_proc_checker = P});
+ _ ->
+ find_system_procs(Ps, SysProcs)
+ end.
+
wait_restart(0, _Node) ->
ct:fail(not_restarted);
wait_restart(N, Node) ->
diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl
index 19ab3713a1..e76d6ec482 100644
--- a/lib/kernel/test/os_SUITE.erl
+++ b/lib/kernel/test/os_SUITE.erl
@@ -25,7 +25,7 @@
-export([space_in_cwd/1, quoting/1, cmd_unicode/1, space_in_name/1, bad_command/1,
find_executable/1, unix_comment_in_command/1, deep_list_command/1,
large_output_command/1, background_command/0, background_command/1,
- message_leak/1, perf_counter_api/1]).
+ message_leak/1, close_stdin/0, close_stdin/1, perf_counter_api/1]).
-include_lib("common_test/include/ct.hrl").
@@ -37,7 +37,7 @@ all() ->
[space_in_cwd, quoting, cmd_unicode, space_in_name, bad_command,
find_executable, unix_comment_in_command, deep_list_command,
large_output_command, background_command, message_leak,
- perf_counter_api].
+ close_stdin, perf_counter_api].
groups() ->
[].
@@ -54,7 +54,8 @@ init_per_group(_GroupName, Config) ->
end_per_group(_GroupName, Config) ->
Config.
-init_per_testcase(background_command, Config) ->
+init_per_testcase(TC, Config)
+ when TC =:= background_command; TC =:= close_stdin ->
case os:type() of
{win32, _} ->
{skip,"Should not work on windows"};
@@ -294,7 +295,7 @@ message_leak(_Config) ->
case os:type() of
{unix, _} ->
- os:cmd("while true; do echo hello; done&"),
+ os:cmd("for i in $(seq 1 100); do echo hello; done&"),
[] = receive_all();
_ ->
ok % Cannot background on non-unix
@@ -302,6 +303,16 @@ message_leak(_Config) ->
process_flag(trap_exit, false).
+%% Test that os:cmd closes stdin of the program that is executed
+close_stdin() ->
+ [{timetrap, {seconds, 5}}].
+close_stdin(Config) ->
+ DataDir = proplists:get_value(data_dir, Config),
+ Fds = filename:join(DataDir, "my_fds"),
+
+ "-1" = os:cmd(Fds).
+
+
%% Test that the os:perf_counter api works as expected
perf_counter_api(_Config) ->
diff --git a/lib/kernel/test/os_SUITE_data/Makefile.src b/lib/kernel/test/os_SUITE_data/Makefile.src
index 912d0cbcb1..f83f781411 100644
--- a/lib/kernel/test/os_SUITE_data/Makefile.src
+++ b/lib/kernel/test/os_SUITE_data/Makefile.src
@@ -3,7 +3,7 @@ LD = @LD@
CFLAGS = @CFLAGS@ -I@erl_include@ @DEFS@
CROSSLDFLAGS = @CROSSLDFLAGS@
-PROGS = my_echo@exe@
+PROGS = my_echo@exe@ my_fds@exe@
all: $(PROGS)
@@ -12,3 +12,9 @@ my_echo@exe@: my_echo@obj@
my_echo@obj@: my_echo.c
$(CC) -c -o my_echo@obj@ $(CFLAGS) my_echo.c
+
+my_fds@exe@: my_fds@obj@
+ $(LD) $(CROSSLDFLAGS) -o my_fds my_fds@obj@ @LIBS@
+
+my_fds@obj@: my_fds.c
+ $(CC) -c -o my_fds@obj@ $(CFLAGS) my_fds.c
diff --git a/lib/kernel/test/os_SUITE_data/my_fds.c b/lib/kernel/test/os_SUITE_data/my_fds.c
new file mode 100644
index 0000000000..704a4d1e1d
--- /dev/null
+++ b/lib/kernel/test/os_SUITE_data/my_fds.c
@@ -0,0 +1,9 @@
+#include <stdio.h>
+
+int
+main(int argc, char** argv)
+{
+ char buff[1];
+ int res = read(stdin, buff, 1);
+ printf("%d", res);
+}