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-rw-r--r--lib/sasl/src/overload.erl2
-rw-r--r--lib/sasl/src/release_handler_1.erl100
-rw-r--r--lib/sasl/src/sasl.app.src4
-rw-r--r--lib/sasl/src/sasl.appup.src6
-rw-r--r--lib/sasl/src/sasl_report.erl48
5 files changed, 91 insertions, 69 deletions
diff --git a/lib/sasl/src/overload.erl b/lib/sasl/src/overload.erl
index 61b925d219..bc8ab7d5e4 100644
--- a/lib/sasl/src/overload.erl
+++ b/lib/sasl/src/overload.erl
@@ -19,6 +19,8 @@
%%
-module(overload).
+-deprecated(module).
+
-export([start_link/0, request/0, set_config_data/2,
get_overload_info/0]).
diff --git a/lib/sasl/src/release_handler_1.erl b/lib/sasl/src/release_handler_1.erl
index 536ac924d4..a6325270a5 100644
--- a/lib/sasl/src/release_handler_1.erl
+++ b/lib/sasl/src/release_handler_1.erl
@@ -587,12 +587,12 @@ get_supervised_procs() ->
get_application_names()).
get_supervised_procs(_, Root, Procs, {ok, SupMod}) ->
- get_procs(maybe_supervisor_which_children(get_proc_state(Root), SupMod, Root), Root) ++
+ get_procs(maybe_supervisor_which_children(Root, SupMod, Root), Root) ++
[{undefined, undefined, Root, [SupMod]} | Procs];
get_supervised_procs(Application, Root, Procs, {error, _}) ->
error_logger:error_msg("release_handler: cannot find top supervisor for "
"application ~w~n", [Application]),
- get_procs(maybe_supervisor_which_children(get_proc_state(Root), Application, Root), Root) ++ Procs.
+ get_procs(maybe_supervisor_which_children(Root, Application, Root), Root) ++ Procs.
get_application_names() ->
lists:map(fun({Application, _Name, _Vsn}) ->
@@ -613,33 +613,54 @@ get_procs([{Name, Pid, worker, Mods} | T], Sup) when is_pid(Pid), is_list(Mods)
[{Sup, Name, Pid, Mods} | get_procs(T, Sup)];
get_procs([{Name, Pid, supervisor, Mods} | T], Sup) when is_pid(Pid) ->
[{Sup, Name, Pid, Mods} | get_procs(T, Sup)] ++
- get_procs(maybe_supervisor_which_children(get_proc_state(Pid), Name, Pid), Pid);
+ get_procs(maybe_supervisor_which_children(Pid, Name, Pid), Pid);
get_procs([_H | T], Sup) ->
get_procs(T, Sup);
get_procs(_, _Sup) ->
[].
+maybe_supervisor_which_children(Proc, Name, Pid) ->
+ case get_proc_state(Proc) of
+ noproc ->
+ %% process exited before we could interrogate it.
+ %% not necessarily a bug, but reporting a warning as a curiosity.
+ error_logger:warning_msg("release_handler: a process (~p) exited"
+ " during supervision tree interrogation."
+ " Continuing ...~n", [Proc]),
+ [];
+
+ suspended ->
+ error_logger:error_msg("release_handler: a which_children call"
+ " to ~p (~w) was avoided. This supervisor"
+ " is suspended and should likely be upgraded"
+ " differently. Exiting ...~n", [Name, Pid]),
+ error(suspended_supervisor);
+
+ running ->
+ case catch supervisor:which_children(Pid) of
+ Res when is_list(Res) ->
+ Res;
+ Other ->
+ error_logger:error_msg("release_handler: ~p~nerror during"
+ " a which_children call to ~p (~w)."
+ " [State: running] Exiting ... ~n",
+ [Other, Name, Pid]),
+ error(which_children_failed)
+ end
+ end.
+
get_proc_state(Proc) ->
- {status, _, {module, _}, [_, State, _, _, _]} = sys:get_status(Proc),
- State.
-
-maybe_supervisor_which_children(suspended, Name, Pid) ->
- error_logger:error_msg("release_handler: a which_children call"
- " to ~p (~w) was avoided. This supervisor"
- " is suspended and should likely be upgraded"
- " differently. Exiting ...~n", [Name, Pid]),
- error(suspended_supervisor);
-
-maybe_supervisor_which_children(State, Name, Pid) ->
- case catch supervisor:which_children(Pid) of
- Res when is_list(Res) ->
- Res;
- Other ->
- error_logger:error_msg("release_handler: ~p~nerror during"
- " a which_children call to ~p (~w)."
- " [State: ~p] Exiting ... ~n",
- [Other, Name, Pid, State]),
- error(which_children_failed)
+ %% sys:send_system_msg can exit with {noproc, {m,f,a}}.
+ %% This happens if a supervisor exits after which_children has provided
+ %% its pid for interrogation.
+ %% ie. Proc may no longer be running at this point.
+ try sys:get_status(Proc) of
+ %% as per sys:get_status/1, SysState can only be running | suspended.
+ {status, _, {module, _}, [_, State, _, _, _]} when State == running ;
+ State == suspended ->
+ State
+ catch exit:{noproc, {sys, get_status, [Proc]}} ->
+ noproc
end.
maybe_get_dynamic_mods(Name, Pid) ->
@@ -655,48 +676,19 @@ maybe_get_dynamic_mods(Name, Pid) ->
error(get_modules_failed)
end.
-%% XXXX
-%% Note: The following is a terrible hack done in order to resolve the
-%% problem stated in ticket OTP-3452.
-
-%% XXXX NOTE WELL: This record is from supervisor.erl. Also the record
-%% name is really `state'.
--record(supervisor_state, {name,
- strategy,
- children = [],
- dynamics = [],
- intensity,
- period,
- restarts = [],
- module,
- args}).
-
%% Return the name of the call-back module that implements the
%% (top) supervisor SupPid.
%% Returns: {ok, Module} | {error,undefined}
%%
get_supervisor_module(SupPid) ->
- case catch get_supervisor_module1(SupPid) of
- {ok, Module} when is_atom(Module) ->
+ case catch supervisor:get_callback_module(SupPid) of
+ Module when is_atom(Module) ->
{ok, Module};
_Other ->
io:format("~w: reason: ~w~n", [SupPid, _Other]),
{error, undefined}
end.
-get_supervisor_module1(SupPid) ->
- {status, _Pid, {module, _Mod},
- [_PDict, _SysState, _Parent, _Dbg, Misc]} = sys:get_status(SupPid),
- %% supervisor Misc field changed at R13B04, handle old and new variants here
- State = case Misc of
- [_Name, State1, _Type, _Time] ->
- State1;
- [_Header, _Data, {data, [{"State", State2}]}] ->
- State2
- end,
- %% Cannot use #supervisor_state{module = Module} = State.
- {ok, element(#supervisor_state.module, State)}.
-
%%-----------------------------------------------------------------
%% Func: do_soft_purge/3
%% Args: Mod = atom()
diff --git a/lib/sasl/src/sasl.app.src b/lib/sasl/src/sasl.app.src
index 7864e84773..507e2dc229 100644
--- a/lib/sasl/src/sasl.app.src
+++ b/lib/sasl/src/sasl.app.src
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2015. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -46,6 +46,6 @@
{env, [{sasl_error_logger, tty},
{errlog_type, all}]},
{mod, {sasl, []}},
- {runtime_dependencies, ["tools-2.6.14","stdlib-2.0","kernel-3.0",
+ {runtime_dependencies, ["tools-2.6.14","stdlib-2.8","kernel-4.1",
"erts-6.0"]}]}.
diff --git a/lib/sasl/src/sasl.appup.src b/lib/sasl/src/sasl.appup.src
index eddb5a3fd0..e08ae369b8 100644
--- a/lib/sasl/src/sasl.appup.src
+++ b/lib/sasl/src/sasl.appup.src
@@ -18,7 +18,9 @@
%% %CopyrightEnd%
{"%VSN%",
%% Up from - max one major revision back
- [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17
+ [{<<"2\\.[5-7](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-18.*
+ {<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17
%% Down to - max one major revision back
- [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17
+ [{<<"2\\.[5-7](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-18.*
+ {<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17
}.
diff --git a/lib/sasl/src/sasl_report.erl b/lib/sasl/src/sasl_report.erl
index 1b1d432352..0b8c4212d2 100644
--- a/lib/sasl/src/sasl_report.erl
+++ b/lib/sasl/src/sasl_report.erl
@@ -62,27 +62,53 @@ write_report2(IO, Fd, Head, supervisor_report, Report) ->
Context = sup_get(errorContext, Report),
Reason = sup_get(reason, Report),
Offender = sup_get(offender, Report),
- FmtString = " Supervisor: ~p~n Context: ~p~n Reason: "
- "~80.18p~n Offender: ~80.18p~n~n",
- write_report_action(IO, Fd, Head ++ FmtString,
- [Name,Context,Reason,Offender]);
+ {FmtString,Args} = supervisor_format([Name,Context,Reason,Offender]),
+ write_report_action(IO, Fd, Head, FmtString, Args);
write_report2(IO, Fd, Head, progress, Report) ->
Format = format_key_val(Report),
- write_report_action(IO, Fd, Head ++ "~s", [Format]);
+ write_report_action(IO, Fd, Head, "~s", [Format]);
write_report2(IO, Fd, Head, crash_report, Report) ->
- Format = proc_lib:format(Report),
- write_report_action(IO, Fd, Head ++ "~s", [Format]).
+ Depth = get_depth(),
+ Format = proc_lib:format(Report, latin1, Depth),
+ write_report_action(IO, Fd, Head, "~s", [Format]).
+
+supervisor_format(Args0) ->
+ case get_depth() of
+ unlimited ->
+ {" Supervisor: ~p~n"
+ " Context: ~p~n"
+ " Reason: ~80.18p~n"
+ " Offender: ~80.18p~n~n",
+ Args0};
+ Depth ->
+ [A,B,C,D] = Args0,
+ Args = [A,Depth,B,Depth,C,Depth,D,Depth],
+ {" Supervisor: ~P~n"
+ " Context: ~P~n"
+ " Reason: ~80.18P~n"
+ " Offender: ~80.18P~n~n",
+ Args}
+ end.
-write_report_action(io, Fd, Format, Args) ->
- io:format(Fd, Format, Args);
-write_report_action(io_lib, _Fd, Format, Args) ->
- io_lib:format(Format, Args).
+write_report_action(IO, Fd, Head, Format, Args) ->
+ S = [Head|io_lib:format(Format, Args)],
+ case IO of
+ io -> io:put_chars(Fd, S);
+ io_lib -> S
+ end.
format_key_val([{Tag,Data}|Rep]) ->
io_lib:format(" ~16w: ~p~n",[Tag,Data]) ++ format_key_val(Rep);
format_key_val(_) ->
[].
+get_depth() ->
+ case application:get_env(kernel, error_logger_format_depth) of
+ {ok, Depth} when is_integer(Depth) ->
+ max(10, Depth);
+ undefined ->
+ unlimited
+ end.
sup_get(Tag, Report) ->
case lists:keysearch(Tag, 1, Report) of