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-rw-r--r--lib/kernel/doc/src/logger.xml24
-rw-r--r--lib/kernel/src/code_server.erl10
-rw-r--r--lib/kernel/src/logger.erl10
-rw-r--r--lib/kernel/src/logger_h_common.erl2
-rw-r--r--lib/kernel/src/logger_simple_h.erl4
-rw-r--r--lib/kernel/test/logger_SUITE.erl4
-rw-r--r--lib/kernel/test/logger_formatter_SUITE.erl2
7 files changed, 43 insertions, 13 deletions
diff --git a/lib/kernel/doc/src/logger.xml b/lib/kernel/doc/src/logger.xml
index df2d081d76..e6448e144e 100644
--- a/lib/kernel/doc/src/logger.xml
+++ b/lib/kernel/doc/src/logger.xml
@@ -190,7 +190,7 @@ logger:error("error happened because: ~p", [Reason]). % Without macro
<list>
<item><c>pid => self()</c></item>
<item><c>gl => group_leader()</c></item>
- <item><c>time => erlang:system_time(microsecond)</c></item>
+ <item><c>time => logger:timestamp()</c></item>
</list>
<p>When a log macro is used, Logger also inserts location
information:</p>
@@ -288,8 +288,8 @@ logger:error("error happened because: ~p", [Reason]). % Without macro
<name name="timestamp"/>
<desc>
<p>A timestamp produced
- with <seealso marker="erts:erlang#system_time-1">
- <c>erlang:system_time(microsecond)</c></seealso>.</p>
+ with <seealso marker="#timestamp-0">
+ <c>logger:timestamp()</c></seealso>.</p>
</desc>
</datatype>
</datatypes>
@@ -1117,6 +1117,24 @@ logger:set_proxy_config(maps:merge(Old, Config)).
a key-value list before formatting as such.</p>
</desc>
</func>
+
+ <func>
+ <name name="timestamp" arity="0" since="OTP @OTP-15625@"/>
+ <fsummary>Return a timestamp to insert in meta data for a log
+ event.</fsummary>
+ <desc>
+ <p>Return a timestamp that can be inserted as the <c>time</c>
+ field in the meta data for a log event. It is produced with
+ <seealso marker="kernel:os#system_time-1">
+ <c>os:system_time(microsecond)</c></seealso>.</p>
+ <p>Notice that Logger automatically inserts a timestamp in the
+ meta data unless it already exists. This function is
+ exported for the rare case when the timestamp must be taken
+ at a different point in time than when the log event is
+ issued.</p>
+ </desc>
+ </func>
+
</funcs>
<section>
diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl
index 1b4a67ecb7..68e1205301 100644
--- a/lib/kernel/src/code_server.erl
+++ b/lib/kernel/src/code_server.erl
@@ -1434,19 +1434,25 @@ all_loaded(Db) ->
-spec error_msg(io:format(), [term()]) -> 'ok'.
error_msg(Format, Args) ->
+ %% This is equal to calling logger:error/3 which we don't want to
+ %% do from code_server. We don't want to call logger:timestamp()
+ %% either.
logger ! {log,error,Format,Args,
#{pid=>self(),
gl=>group_leader(),
- time=>erlang:system_time(microsecond),
+ time=>os:system_time(microsecond),
error_logger=>#{tag=>error}}},
ok.
-spec info_msg(io:format(), [term()]) -> 'ok'.
info_msg(Format, Args) ->
+ %% This is equal to calling logger:info/3 which we don't want to
+ %% do from code_server. We don't want to call logger:timestamp()
+ %% either.
logger ! {log,info,Format,Args,
#{pid=>self(),
gl=>group_leader(),
- time=>erlang:system_time(microsecond),
+ time=>os:system_time(microsecond),
error_logger=>#{tag=>info_msg}}},
ok.
diff --git a/lib/kernel/src/logger.erl b/lib/kernel/src/logger.erl
index 7d36640f52..38bd2f481c 100644
--- a/lib/kernel/src/logger.erl
+++ b/lib/kernel/src/logger.erl
@@ -61,6 +61,7 @@
-export([set_process_metadata/1, update_process_metadata/1,
unset_process_metadata/0, get_process_metadata/0]).
-export([i/0, i/1]).
+-export([timestamp/0]).
%% Basic report formatting
-export([format_report/1, format_otp_report/1]).
@@ -154,7 +155,8 @@
filter_return/0,
config_handler/0,
formatter_config/0,
- olp_config/0]).
+ olp_config/0,
+ timestamp/0]).
%%%-----------------------------------------------------------------
%%% API
@@ -354,6 +356,10 @@ internal_log(Level,Term) when is_atom(Level) ->
erlang:display_string("Logger - "++ atom_to_list(Level) ++ ": "),
erlang:display(Term).
+-spec timestamp() -> timestamp().
+timestamp() ->
+ os:system_time(microsecond).
+
%%%-----------------------------------------------------------------
%%% Configuration
-spec add_primary_filter(FilterId,Filter) -> ok | {error,term()} when
@@ -1129,7 +1135,7 @@ proc_meta() ->
default(pid) -> self();
default(gl) -> group_leader();
-default(time) -> erlang:system_time(microsecond).
+default(time) -> timestamp().
%% Remove everything upto and including this module from the stacktrace
filter_stacktrace(Module,[{Module,_,_,_}|_]) ->
diff --git a/lib/kernel/src/logger_h_common.erl b/lib/kernel/src/logger_h_common.erl
index e69f6de38d..4b5e0a7dd0 100644
--- a/lib/kernel/src/logger_h_common.erl
+++ b/lib/kernel/src/logger_h_common.erl
@@ -351,7 +351,7 @@ log_handler_info(Name, Format, Args, #{module:=Module,
{ok,Conf} -> Conf;
_ -> #{formatter=>{?DEFAULT_FORMATTER,?DEFAULT_FORMAT_CONFIG}}
end,
- Meta = #{time=>erlang:system_time(microsecond)},
+ Meta = #{time=>logger:timestamp()},
Bin = log_to_binary(#{level => notice,
msg => {Format,Args},
meta => Meta}, Config),
diff --git a/lib/kernel/src/logger_simple_h.erl b/lib/kernel/src/logger_simple_h.erl
index fe181722f3..a0d51dba25 100644
--- a/lib/kernel/src/logger_simple_h.erl
+++ b/lib/kernel/src/logger_simple_h.erl
@@ -69,7 +69,7 @@ log(#{msg:=_,meta:=#{time:=_}}=Log,_Config) ->
do_log(
#{level=>error,
msg=>{report,{error,simple_handler_process_dead}},
- meta=>#{time=>erlang:system_time(microsecond)}}),
+ meta=>#{time=>logger:timestamp()}}),
do_log(Log);
_ ->
?MODULE ! {log,Log}
@@ -129,7 +129,7 @@ drop_msg(0) ->
drop_msg(N) ->
[#{level=>info,
msg=>{"Simple handler buffer full, dropped ~w messages",[N]},
- meta=>#{time=>erlang:system_time(microsecond)}}].
+ meta=>#{time=>logger:timestamp()}}].
%%%-----------------------------------------------------------------
%%% Internal
diff --git a/lib/kernel/test/logger_SUITE.erl b/lib/kernel/test/logger_SUITE.erl
index 2dad651f9c..70bb775db8 100644
--- a/lib/kernel/test/logger_SUITE.erl
+++ b/lib/kernel/test/logger_SUITE.erl
@@ -899,14 +899,14 @@ process_metadata(_Config) ->
undefined = logger:get_process_metadata(),
{error,badarg} = ?TRY(logger:set_process_metadata(bad)),
ok = logger:add_handler(h1,?MODULE,#{level=>notice,filter_default=>log}),
- Time = erlang:system_time(microsecond),
+ Time = logger:timestamp(),
ProcMeta = #{time=>Time,line=>0,custom=>proc},
ok = logger:set_process_metadata(ProcMeta),
S1 = ?str,
?LOG_NOTICE(S1,#{custom=>macro}),
check_logged(notice,S1,#{time=>Time,line=>0,custom=>macro}),
- Time2 = erlang:system_time(microsecond),
+ Time2 = logger:timestamp(),
S2 = ?str,
?LOG_NOTICE(S2,#{time=>Time2,line=>1,custom=>macro}),
check_logged(notice,S2,#{time=>Time2,line=>1,custom=>macro}),
diff --git a/lib/kernel/test/logger_formatter_SUITE.erl b/lib/kernel/test/logger_formatter_SUITE.erl
index 8c13f0f908..83e3e6c40a 100644
--- a/lib/kernel/test/logger_formatter_SUITE.erl
+++ b/lib/kernel/test/logger_formatter_SUITE.erl
@@ -867,7 +867,7 @@ my_try(Fun) ->
try Fun() catch C:R:S -> {C,R,hd(S)} end.
timestamp() ->
- erlang:system_time(microsecond).
+ logger:timestamp().
%% necessary?
add_time(#{time:=_}=Meta) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 05:16:33 +0000