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-rw-r--r--erts/emulator/test/match_spec_SUITE.erl11
-rw-r--r--erts/emulator/test/port_trace_SUITE.erl34
-rw-r--r--erts/emulator/test/port_trace_SUITE_data/echo_drv.c4
-rw-r--r--erts/emulator/test/trace_SUITE.erl79
4 files changed, 109 insertions, 19 deletions
diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl
index ea973276db..6733237b20 100644
--- a/erts/emulator/test/match_spec_SUITE.erl
+++ b/erts/emulator/test/match_spec_SUITE.erl
@@ -597,16 +597,15 @@ ms_trace3(Config) when is_list(Config) ->
end),
ok.
-ms_trace_dead(doc) ->
- ["Test that a dead tracer is removed using ms"];
-ms_trace_dead(suite) -> [];
-ms_trace_dead(Config) when is_list(Config) ->
+%% Test that a dead tracer is removed using ms
+ms_trace_dead(_Config) ->
Self = self(),
TFun = fun F() -> receive M -> Self ! M, F() end end,
{Tracer, MRef} = spawn_monitor(TFun),
MetaTracer = spawn_link(TFun),
erlang:trace_pattern({?MODULE, f1, '_'},
- [{'_',[],[{trace,[],
+ [{'_',[],[{message, false},
+ {trace,[],
[call,{const,{tracer,Tracer}}]}]}],
[{meta, MetaTracer}]),
erlang:trace_pattern({?MODULE, f2, '_'}, []),
@@ -623,8 +622,6 @@ ms_trace_dead(Config) when is_list(Config) ->
?MODULE:f2(3,4),
TRef = erlang:trace_delivered(all),
receive {trace_delivered, _, TRef} -> ok end,
- receive {trace_ts, Self, call, {?MODULE, f1, _}, _} -> ok end,
- receive {trace_ts, Self, call, {?MODULE, f1, _}, _} -> ok end,
receive M -> ct:fail({unexpected, M}) after 10 -> ok end.
%% Test that destructive operations in test bif does not really happen
diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl
index 41e8a316c4..bfdea0761b 100644
--- a/erts/emulator/test/port_trace_SUITE.erl
+++ b/erts/emulator/test/port_trace_SUITE.erl
@@ -240,19 +240,23 @@ command(Config) ->
Prt ! {S, {command, <<?ECHO_DRV_NOOP:8>>}},
[{trace, Prt, 'receive', {S, {command, <<?ECHO_DRV_NOOP:8>>}}}] = flush(),
+ OutputMsg = <<?ECHO_DRV_NOOP:8,0:(8*512)>>,
+ Prt ! {S, {command, OutputMsg}},
+ [{trace, Prt, 'receive', {S, {command, OutputMsg}}}] = flush(),
+
close(Prt, Flags),
os:putenv("OUTPUTV","true"),
reload_drv(Config),
Prt2 = erlang:open_port({spawn, echo_drv}, [binary]),
- Msg = [<<0:8>>,<<0:(8*512)>>,<<0:(8*256)>>,<<0:8>>],
+ OutputvMsg = [<<0:8>>,<<0:(8*512)>>,<<0:(8*256)>>,<<0:8>>],
- erlang:port_command(Prt2, Msg),
- [{trace, Prt2, 'receive', {S, {command, Msg}}}] = flush(),
+ erlang:port_command(Prt2, OutputvMsg),
+ [{trace, Prt2, 'receive', {S, {command, OutputvMsg}}}] = flush(),
- Prt2 ! {S, {command, Msg}},
- [{trace, Prt2, 'receive', {S, {command, Msg}}}] = flush(),
+ Prt2 ! {S, {command, OutputvMsg}},
+ [{trace, Prt2, 'receive', {S, {command, OutputvMsg}}}] = flush(),
close(Prt2, Flags),
@@ -274,6 +278,12 @@ control(_Config) ->
[{trace, Prt, 'receive', {S, {control, {(1 bsl 32) - 1, <<?ECHO_DRV_NOOP:8, 0:8>>}}}},
{trace, Prt, send, {Prt, {control, <<0:8>>}}, S}] = flush(),
+ Msg = <<?ECHO_DRV_NOOP:8, 0:(8*512)>>,
+ Pat = lists:duplicate(512, 0),
+ Pat = erlang:port_control(Prt, 1, Msg),
+ [{trace, Prt, 'receive', {S, {control, {1, Msg}}}},
+ {trace, Prt, send, {Prt, {control, <<0:(8*512)>>}}, S}] = flush(),
+
close(Prt, Flags),
ok.
@@ -331,12 +341,16 @@ call(_Config) ->
Flags = [send,'receive'],
{Prt, S} = trace_and_open(Flags,[binary]),
- Msg = {hello, world, make_ref()},
- BinMsg = term_to_binary(Msg),
+ Test = fun(Msg) ->
+ BinMsg = term_to_binary(Msg),
+
+ Msg = erlang:port_call(Prt, 0, Msg),
+ [{trace, Prt, 'receive', {S, {call, {0, BinMsg}}}},
+ {trace, Prt, send, {Prt, {call, BinMsg}}, S}] = flush()
+ end,
- Msg = erlang:port_call(Prt, 0, Msg),
- [{trace, Prt, 'receive', {S, {call, {0, BinMsg}}}},
- {trace, Prt, send, {Prt, {call, BinMsg}}, S}] = flush(),
+ Test({hello, world, make_ref()}),
+ Test({hello, world, lists:seq(1,1000)}),
close(Prt, Flags),
diff --git a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c
index b5728bc170..b5ae9389b4 100644
--- a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c
+++ b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c
@@ -217,6 +217,8 @@ static ErlDrvSSizeT echo_drv_control(ErlDrvData drv_data,
char *buf, ErlDrvSizeT len,
char **rbuf, ErlDrvSizeT rlen)
{
+ if ((len - 1) > rlen)
+ *rbuf = driver_alloc(len - 1);
memcpy(*rbuf, buf+1, len-1);
return len-1;
}
@@ -232,6 +234,8 @@ static ErlDrvSSizeT echo_drv_call(ErlDrvData drv_data,
char **rbuf, ErlDrvSizeT rlen,
unsigned int *flags)
{
+ if ((len - command) > rlen)
+ *rbuf = driver_alloc(len - command);
memcpy(*rbuf, buf+command, len-command);
return len-command;
}
diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl
index b7f312635e..29e043dd5c 100644
--- a/erts/emulator/test/trace_SUITE.erl
+++ b/erts/emulator/test/trace_SUITE.erl
@@ -27,11 +27,12 @@
-export([all/0, suite/0, link_receive_call_correlation/0,
receive_trace/1, link_receive_call_correlation/1, self_send/1,
timeout_trace/1, send_trace/1,
- procs_trace/1, dist_procs_trace/1,
+ procs_trace/1, dist_procs_trace/1, procs_new_trace/1,
suspend/1, mutual_suspend/1, suspend_exit/1, suspender_exit/1,
suspend_system_limit/1, suspend_opts/1, suspend_waiting/1,
new_clear/1, existing_clear/1,
set_on_spawn/1, set_on_first_spawn/1, cpu_timestamp/1,
+ set_on_link/1, set_on_first_link/1,
system_monitor_args/1, more_system_monitor_args/1,
system_monitor_long_gc_1/1, system_monitor_long_gc_2/1,
system_monitor_large_heap_1/1, system_monitor_large_heap_2/1,
@@ -54,7 +55,8 @@ all() ->
mutual_suspend, suspend_exit, suspender_exit,
suspend_system_limit, suspend_opts, suspend_waiting,
new_clear, existing_clear, set_on_spawn,
- set_on_first_spawn, system_monitor_args,
+ set_on_first_spawn, set_on_link, set_on_first_link,
+ system_monitor_args,
more_system_monitor_args, system_monitor_long_gc_1,
system_monitor_long_gc_2, system_monitor_large_heap_1,
system_monitor_long_schedule,
@@ -454,6 +456,34 @@ dist_procs_trace(Config) when is_list(Config) ->
true = stop_node(OtherNode),
ok.
+%% Test trace(new, How, [procs]).
+procs_new_trace(Config) when is_list(Config) ->
+ Self = self(),
+ process_flag(trap_exit, true),
+ %%
+ Proc1 = spawn_link(?MODULE, process, [Self]),
+ io:format("Proc1 = ~p ~n", [Proc1]),
+ %%
+ 0 = erlang:trace(new, true, [procs]),
+
+ MFA = {?MODULE, process, [Self]},
+ %%
+ %% spawn, link
+ Proc1 ! {spawn_link_please, Self, MFA},
+ Proc3 = receive {spawned, Proc1, P3} -> P3 end,
+ receive {trace, Proc3, spawned, Proc1, MFA} -> ok end,
+ receive {trace, Proc3, getting_linked, Proc1} -> ok end,
+ io:format("Proc3 = ~p ~n", [Proc3]),
+ receive_nothing(),
+ %%
+ %%
+ %% exit (not linked to tracing process)
+ Reason1 = make_ref(),
+ Proc1 ! {exit_please, Reason1},
+ receive {'EXIT', Proc1, Reason1} -> ok end,
+ {trace, Proc3, exit, Reason1} = receive_first_trace(),
+ receive_nothing(),
+ ok.
@@ -501,6 +531,51 @@ set_on_first_spawn(Config) when is_list(Config) ->
receive_nothing(),
ok.
+%% Tests trace(Pid, How, [set_on_link]).
+
+set_on_link(Config) ->
+ Listener = fun_spawn(fun process/0),
+
+ %% Create and trace a process with the set_on_link flag.
+ %% Make sure it is traced.
+ Father_SOL = fun_spawn(fun process/0),
+ 1 = erlang:trace(Father_SOL, true, [send, set_on_link]),
+ true = is_send_traced(Father_SOL, Listener, sol_father),
+
+ %% Have the process spawn of two children and test that they
+ %% are traced.
+ [Child1, Child2] = spawn_children(Father_SOL, 2),
+ true = is_send_traced(Child1, Listener, child1),
+ true = is_send_traced(Child2, Listener, child2),
+
+ %% Second generation.
+ [Child11, Child12] = spawn_children(Child1, 2),
+ true = is_send_traced(Child11, Listener, child11),
+ true = is_send_traced(Child12, Listener, child12),
+ ok.
+
+%% Tests trace(Pid, How, [set_on_first_spawn]).
+
+set_on_first_link(Config) ->
+ ct:timetrap({seconds, 10}),
+ Listener = fun_spawn(fun process/0),
+
+ %% Create and trace a process with the set_on_first_spawn flag.
+ %% Make sure it is traced.
+ Parent = fun_spawn(fun process/0),
+ 1 = erlang:trace(Parent, true, [send, set_on_first_link]),
+ is_send_traced(Parent, Listener, sol_father),
+
+ %% Have the process spawn off three children and test that the
+ %% first is traced.
+ [Child1, Child2, Child3] = spawn_children(Parent, 3),
+ true = is_send_traced(Child1, Listener, child1),
+ false = is_send_traced(Child2, Listener, child2),
+ false = is_send_traced(Child3, Listener, child3),
+ receive_nothing(),
+ ok.
+
+
%% Tests arguments to erlang:system_monitor/0,1,2
system_monitor_args(Config) when is_list(Config) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 02:43:52 +0000