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-rw-r--r--lib/kernel/doc/src/logger.xml25
-rw-r--r--lib/kernel/doc/src/logger_formatter.xml14
-rw-r--r--lib/kernel/src/logger.erl22
-rw-r--r--lib/kernel/src/logger_formatter.erl87
-rw-r--r--lib/kernel/src/logger_server.erl4
-rw-r--r--lib/kernel/test/logger_SUITE.erl29
-rw-r--r--lib/kernel/test/logger_formatter_SUITE.erl50
7 files changed, 189 insertions, 42 deletions
diff --git a/lib/kernel/doc/src/logger.xml b/lib/kernel/doc/src/logger.xml
index f1830a8224..a4d6efa2d8 100644
--- a/lib/kernel/doc/src/logger.xml
+++ b/lib/kernel/doc/src/logger.xml
@@ -696,6 +696,17 @@ start(_, []) ->
</func>
<func>
+ <name name="set_application_level" arity="2"/>
+ <fsummary>Set the log level for all modules in the specified application.</fsummary>
+ <desc>
+ <p>Set the log level for all the modules of the specified application.</p>
+ <p>This function is a convenience function that calls
+ <seealso marker="#set_module_level/2">logger:set_module_level/2</seealso>
+ for each module associated with an application.</p>
+ </desc>
+ </func>
+
+ <func>
<name name="set_handler_config" arity="2"/>
<fsummary>Set configuration data for the specified handler.</fsummary>
<desc>
@@ -782,8 +793,7 @@ start(_, []) ->
<name name="set_module_level" arity="2"/>
<fsummary>Set the log level for the specified modules.</fsummary>
<desc>
- <p>Set the log level for the
- specified modules.</p>
+ <p>Set the log level for the specified modules.</p>
<p>The log level for a module overrides the primary log level
of Logger for log events originating from the module in
question. Notice, however, that it does not override the
@@ -839,6 +849,17 @@ start(_, []) ->
</func>
<func>
+ <name name="unset_application_level" arity="1"/>
+ <fsummary>Unset the log level for all modules in the specified application.</fsummary>
+ <desc>
+ <p>Unset the log level for all the modules of the specified application.</p>
+ <p>This function is a convinience function that calls
+ <seealso marker="#unset_module_level/1">logger:unset_module_level/2</seealso>
+ for each module associated with an application.</p>
+ </desc>
+ </func>
+
+ <func>
<name name="unset_module_level" arity="0"/>
<fsummary>Remove module specific log settings for all modules.</fsummary>
<desc>
diff --git a/lib/kernel/doc/src/logger_formatter.xml b/lib/kernel/doc/src/logger_formatter.xml
index 9226d19834..5a060fd42b 100644
--- a/lib/kernel/doc/src/logger_formatter.xml
+++ b/lib/kernel/doc/src/logger_formatter.xml
@@ -130,10 +130,16 @@
</item>
<tag><c>single_line = boolean()</c></tag>
<item>
- <p>If set to <c>true</c>, all newlines in the message are
- replaced with <c>", "</c>, and white spaces following
- directly after newlines are removed. Notice that newlines
- added by the <c>template</c> parameter are not replaced.</p>
+ <p>If set to <c>true</c>, each log event is printed as a
+ single line. To achieve this, <c>logger_formatter</c>
+ sets the field width to <c>0</c> for all <c>~p</c>
+ and <c>~P</c> control sequences in the format a string
+ (see <seealso marker="stdlib:io#format-2">
+ <c>io:format/2</c></seealso>), and replaces all
+ newlines in the message with <c>", "</c>. White spaces
+ following directly after newlines are removed. Notice
+ that newlines added by the <c>template</c> parameter are
+ not replaced.</p>
<p>Defaults to <c>true</c>.</p>
</item>
<tag><marker id="template"/>
diff --git a/lib/kernel/src/logger.erl b/lib/kernel/src/logger.erl
index ffc90f4fc5..0020fe220b 100644
--- a/lib/kernel/src/logger.erl
+++ b/lib/kernel/src/logger.erl
@@ -39,6 +39,7 @@
remove_primary_filter/1, remove_handler_filter/2,
set_module_level/2,
unset_module_level/1, unset_module_level/0,
+ set_application_level/2, unset_application_level/1,
get_module_level/0, get_module_level/1,
set_primary_config/1, set_primary_config/2,
set_handler_config/2, set_handler_config/3,
@@ -488,6 +489,27 @@ unset_module_level(Modules) ->
unset_module_level() ->
logger_server:unset_module_level().
+-spec set_application_level(Application,Level) -> ok | {error, not_loaded} when
+ Application :: atom(),
+ Level :: level() | all | none.
+set_application_level(App,Level) ->
+ case application:get_key(App, modules) of
+ {ok, Modules} ->
+ set_module_level(Modules, Level);
+ undefined ->
+ {error, {not_loaded, App}}
+ end.
+
+-spec unset_application_level(Application) -> ok | {error, not_loaded} when
+ Application :: atom().
+unset_application_level(App) ->
+ case application:get_key(App, modules) of
+ {ok, Modules} ->
+ unset_module_level(Modules);
+ undefined ->
+ {error, {not_loaded, App}}
+ end.
+
-spec get_module_level(Modules) -> [{Module,Level}] when
Modules :: [Module] | Module,
Module :: module(),
diff --git a/lib/kernel/src/logger_formatter.erl b/lib/kernel/src/logger_formatter.erl
index a5c6984bc6..b0d4adc14d 100644
--- a/lib/kernel/src/logger_formatter.erl
+++ b/lib/kernel/src/logger_formatter.erl
@@ -188,41 +188,51 @@ format_msg({report,Report},Meta,Config) ->
format_msg({report,Report},
Meta#{report_cb=>fun logger:format_report/1},
Config);
-format_msg(Msg,_Meta,#{depth:=Depth,chars_limit:=CharsLimit,encoding:=Enc}) ->
- limit_size(Msg, Depth, CharsLimit, Enc).
-
-limit_size(Msg,Depth,unlimited,Enc) ->
- limit_size(Msg,Depth,[],Enc);
-limit_size(Msg,Depth,CharsLimit,Enc) when is_integer(CharsLimit) ->
- limit_size(Msg,Depth,[{chars_limit,CharsLimit}],Enc);
-limit_size({Format,Args},unlimited,Opts,Enc) when is_list(Opts) ->
- try io_lib:format(Format,Args,Opts)
- catch _:_ ->
- P = p(Enc),
- io_lib:format("FORMAT ERROR: "++P++" - "++P,[Format,Args],Opts)
- end;
-limit_size({Format0,Args},Depth,Opts,Enc) when is_integer(Depth) ->
+format_msg(Msg,_Meta,#{depth:=Depth,chars_limit:=CharsLimit,
+ encoding:=Enc,single_line:=Single}) ->
+ Opts = chars_limit_to_opts(CharsLimit),
+ format_msg(Msg, Depth, Opts, Enc, Single).
+
+chars_limit_to_opts(unlimited) -> [];
+chars_limit_to_opts(CharsLimit) -> [{chars_limit,CharsLimit}].
+
+format_msg({Format0,Args},Depth,Opts,Enc,Single) ->
try
Format1 = io_lib:scan_format(Format0, Args),
- Format = limit_format(Format1, Depth),
+ Format = reformat(Format1, Depth, Single),
io_lib:build_text(Format,Opts)
- catch _:_ ->
- P = p(Enc),
- limit_size({"FORMAT ERROR: "++P++" - "++P,[Format0,Args]},
- Depth,Opts,Enc)
+ catch C:R:S ->
+ P = p(Enc,Single),
+ FormatError = "FORMAT ERROR: "++P++" - "++P,
+ case Format0 of
+ FormatError ->
+ %% already been here - avoid failing cyclically
+ erlang:raise(C,R,S);
+ _ ->
+ format_msg({FormatError,[Format0,Args]},
+ Depth,Opts,Enc,Single)
+ end
end.
-limit_format([#{control_char:=C0}=M0|T], Depth) when C0 =:= $p;
- C0 =:= $w ->
- C = C0 - ($a - $A), %To uppercase.
- #{args:=Args} = M0,
- M = M0#{control_char:=C,args:=Args++[Depth]},
- [M|limit_format(T, Depth)];
-limit_format([H|T], Depth) ->
- [H|limit_format(T, Depth)];
-limit_format([], _) ->
+reformat(Format,unlimited,false) ->
+ Format;
+reformat([#{control_char:=C}=M|T], Depth, true) when C =:= $p ->
+ [limit_depth(M#{width => 0}, Depth)|reformat(T, Depth, true)];
+reformat([#{control_char:=C}=M|T], Depth, true) when C =:= $P ->
+ [M#{width => 0}|reformat(T, Depth, true)];
+reformat([#{control_char:=C}=M|T], Depth, Single) when C =:= $p; C =:= $w ->
+ [limit_depth(M, Depth)|reformat(T, Depth, Single)];
+reformat([H|T], Depth, Single) ->
+ [H|reformat(T, Depth, Single)];
+reformat([], _, _) ->
[].
+limit_depth(M0, unlimited) ->
+ M0;
+limit_depth(#{control_char:=C0, args:=Args}=M0, Depth) ->
+ C = C0 - ($a - $A), %To uppercase.
+ M0#{control_char:=C,args:=Args++[Depth]}.
+
truncate(String,unlimited) ->
String;
truncate(String,Size) ->
@@ -492,12 +502,21 @@ check_timezone(Tz) ->
error
end.
-p(#{encoding:=Enc}) ->
- p(Enc);
-p(latin1) ->
- "~p";
-p(_) ->
- "~tp".
+p(#{encoding:=Enc, single_line:=Single}) ->
+ p(Enc,Single).
+
+p(Enc,Single) ->
+ "~"++p_width(Single)++p_char(Enc).
+
+p_width(true) ->
+ "0";
+p_width(false) ->
+ "".
+
+p_char(latin1) ->
+ "p";
+p_char(_) ->
+ "tp".
s(#{encoding:=Enc}) ->
s(Enc);
diff --git a/lib/kernel/src/logger_server.erl b/lib/kernel/src/logger_server.erl
index 28e31d46ea..644fdd5af2 100644
--- a/lib/kernel/src/logger_server.erl
+++ b/lib/kernel/src/logger_server.erl
@@ -83,7 +83,7 @@ set_module_level(Modules,Level) when is_list(Modules) ->
Error -> Error
end;
false ->
- {error,{not_a_list_of_modles,Modules}}
+ {error,{not_a_list_of_modules,Modules}}
end;
set_module_level(Modules,_) ->
{error,{not_a_list_of_modules,Modules}}.
@@ -96,7 +96,7 @@ unset_module_level(Modules) when is_list(Modules) ->
true ->
call({unset_module_level,Modules});
false ->
- {error,{not_a_list_of_modles,Modules}}
+ {error,{not_a_list_of_modules,Modules}}
end;
unset_module_level(Modules) ->
{error,{not_a_list_of_modules,Modules}}.
diff --git a/lib/kernel/test/logger_SUITE.erl b/lib/kernel/test/logger_SUITE.erl
index 8f74ebdc47..6bd9b20c35 100644
--- a/lib/kernel/test/logger_SUITE.erl
+++ b/lib/kernel/test/logger_SUITE.erl
@@ -87,6 +87,7 @@ all() ->
macros,
set_level,
set_module_level,
+ set_application_level,
cache_module_level,
format_report,
filter_failed,
@@ -423,6 +424,34 @@ set_module_level(cleanup,_Config) ->
logger:unset_module_level(?MODULE),
ok.
+set_application_level(_Config) ->
+
+ {error,{not_loaded,mnesia}} = logger:set_application_level(mnesia, warning),
+ {error,{not_loaded,mnesia}} = logger:unset_application_level(mnesia),
+
+ application:load(mnesia),
+ {ok, Modules} = application:get_key(mnesia, modules),
+ [] = logger:get_module_level(Modules),
+
+ {error,{invalid_level,warn}} = logger:set_application_level(mnesia, warn),
+
+ ok = logger:set_application_level(mnesia, debug),
+ DebugModules = lists:sort([{M,debug} || M <- Modules]),
+ DebugModules = lists:sort(logger:get_module_level(Modules)),
+
+ ok = logger:set_application_level(mnesia, warning),
+
+ WarnModules = lists:sort([{M,warning} || M <- Modules]),
+ WarnModules = lists:sort(logger:get_module_level(Modules)),
+
+ ok = logger:unset_application_level(mnesia),
+ [] = logger:get_module_level(Modules).
+
+set_application_level(cleanup,_Config) ->
+ ok = logger:unset_application_level(mnesia),
+ ok = application:unload(mnesia),
+ ok.
+
cache_module_level(_Config) ->
ok = logger:unset_module_level(?MODULE),
[] = ets:lookup(?LOGGER_TABLE,?MODULE), %dirty - add API in logger_config?
diff --git a/lib/kernel/test/logger_formatter_SUITE.erl b/lib/kernel/test/logger_formatter_SUITE.erl
index aa8dc42691..2ec4b243cf 100644
--- a/lib/kernel/test/logger_formatter_SUITE.erl
+++ b/lib/kernel/test/logger_formatter_SUITE.erl
@@ -166,6 +166,56 @@ single_line(_Config) ->
" info:\nterm\n" = string:prefix(String2,ExpectedTimestamp),
String2 = format(info,{"~p",[term]},#{time=>Time},#{single_line=>bad}),
+
+
+ %% Test that no extra commas/spaces are added when removing
+ %% newlines, especially not after "=>" in a map association (as
+ %% was the case in OTP-21.0, when the only single_line adjustment
+ %% was done by regexp replacement of "\n" by ", ").
+ Prefix =
+ "Some characters to fill the line ------------------------------------- ",
+ String3 = format(info,{"~s~p~n~s~p~n",[Prefix,
+ lists:seq(1,10),
+ Prefix,
+ #{a=>map,with=>a,few=>accociations}]},
+ #{time=>Time},
+ #{single_line=>true}),
+ ct:log(String3),
+ match = re:run(String3,"\\[1,2,3,4,5,6,7,8,9,10\\]",[{capture,none}]),
+ match = re:run(String3,
+ "#{a => map,few => accociations,with => a}",
+ [{capture,none}]),
+
+ %% This part is added to make sure that the previous test made
+ %% sense, i.e. that there would actually be newlines inside the
+ %% list and map.
+ String4 = format(info,{"~s~p~n~s~p~n",[Prefix,
+ lists:seq(1,10),
+ Prefix,
+ #{a=>map,with=>a,few=>accociations}]},
+ #{time=>Time},
+ #{single_line=>false}),
+ ct:log(String4),
+ match = re:run(String4,"\\[1,2,3,\n",[global,{capture,none}]),
+ {match,Match4} = re:run(String4,"=>\n",[global,{capture,all}]),
+ 3 = length(Match4),
+
+ %% Test that big metadata fields do not get line breaks
+ String5 = format(info,"",
+ #{mymeta=>lists:seq(1,100)},
+ #{single_line=>true,template=>[mymeta,"\n"]}),
+ ct:log(String5),
+ [_] = string:lexemes(String5,"\n"),
+
+ %% Ensure that the previous test made sense, i.e. that the
+ %% metadata field does produce multiple lines if
+ %% single_line==false.
+ String6 = format(info,"",
+ #{mymeta=>lists:seq(1,100)},
+ #{single_line=>false,template=>[mymeta,"\n"]}),
+ ct:log(String6),
+ [_,_|_] = string:lexemes(String6,"\n"),
+
ok.
template(_Config) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-09 17:01:04 +0000