diff options
Diffstat (limited to 'lib/kernel/src')
25 files changed, 794 insertions, 308 deletions
diff --git a/lib/kernel/src/Makefile b/lib/kernel/src/Makefile index 3d1506ea08..43b776f37e 100644 --- a/lib/kernel/src/Makefile +++ b/lib/kernel/src/Makefile @@ -123,7 +123,6 @@ MODULES = \ logger_server \ logger_simple_h \ logger_sup \ - net \ net_adm \ net_kernel \ os \ diff --git a/lib/kernel/src/application.erl b/lib/kernel/src/application.erl index bc6be2f8f5..5c2e981e4b 100644 --- a/lib/kernel/src/application.erl +++ b/lib/kernel/src/application.erl @@ -25,7 +25,7 @@ which_applications/0, which_applications/1, loaded_applications/0, permit/2]). -export([ensure_started/1, ensure_started/2]). --export([set_env/3, set_env/4, unset_env/2, unset_env/3]). +-export([set_env/1, set_env/2, set_env/3, set_env/4, unset_env/2, unset_env/3]). -export([get_env/1, get_env/2, get_env/3, get_all_env/0, get_all_env/1]). -export([get_key/1, get_key/2, get_all_key/0, get_all_key/1]). -export([get_application/0, get_application/1, info/0]). @@ -279,6 +279,26 @@ loaded_applications() -> info() -> application_controller:info(). +-spec set_env(Config) -> 'ok' when + Config :: [{Application, Env}], + Application :: atom(), + Env :: [{Par :: atom(), Val :: term()}]. + +set_env(Config) when is_list(Config) -> + set_env(Config, []). + +-spec set_env(Config, Opts) -> 'ok' when + Config :: [{Application, Env}], + Application :: atom(), + Env :: [{Par :: atom(), Val :: term()}], + Opts :: [{timeout, timeout()} | {persistent, boolean()}]. + +set_env(Config, Opts) when is_list(Config), is_list(Opts) -> + case application_controller:set_env(Config, Opts) of + ok -> ok; + {error, Msg} -> erlang:error({badarg, Msg}, [Config, Opts]) + end. + -spec set_env(Application, Par, Val) -> 'ok' when Application :: atom(), Par :: atom(), diff --git a/lib/kernel/src/application_controller.erl b/lib/kernel/src/application_controller.erl index a074d2e74b..9a8091fb2e 100644 --- a/lib/kernel/src/application_controller.erl +++ b/lib/kernel/src/application_controller.erl @@ -26,7 +26,7 @@ control_application/1, change_application_data/2, prep_config_change/0, config_change/1, which_applications/0, which_applications/1, - loaded_applications/0, info/0, + loaded_applications/0, info/0, set_env/2, get_pid_env/2, get_env/2, get_pid_all_env/1, get_all_env/1, get_pid_key/2, get_key/2, get_pid_all_key/1, get_all_key/1, get_master/1, get_application/1, get_application_module/1, @@ -345,9 +345,6 @@ get_all_env(AppName) -> map(fun([Key, Val]) -> {Key, Val} end, ets:match(ac_tab, {{env, AppName, '$1'}, '$2'})). - - - get_pid_key(Master, Key) -> case ets:match(ac_tab, {{application_master, '$1'}, Master}) of [[AppName]] -> get_key(AppName, Key); @@ -461,6 +458,15 @@ permit_application(ApplName, Flag) -> {permit_application, ApplName, Flag}, infinity). +set_env(Config, Opts) -> + case check_conf_data(Config) of + ok -> + Timeout = proplists:get_value(timeout, Opts, 5000), + gen_server:call(?AC, {set_env, Config, Opts}, Timeout); + + {error, _} = Error -> + Error + end. set_env(AppName, Key, Val) -> gen_server:call(?AC, {set_env, AppName, Key, Val, []}). @@ -528,19 +534,17 @@ check_conf_data([]) -> check_conf_data(ConfData) when is_list(ConfData) -> [Application | ConfDataRem] = ConfData, case Application of - {kernel, List} when is_list(List) -> - case check_para_kernel(List) of - ok -> - check_conf_data(ConfDataRem); - Error1 -> - Error1 - end; {AppName, List} when is_atom(AppName), is_list(List) -> - case check_para(List, atom_to_list(AppName)) of - ok -> - check_conf_data(ConfDataRem); - Error2 -> - Error2 + case lists:keymember(AppName, 1, ConfDataRem) of + true -> + ?LOG_WARNING("duplicate application config: " ++ atom_to_list(AppName)); + false -> + ok + end, + + case check_para(List, AppName) of + ok -> check_conf_data(ConfDataRem); + Error -> Error end; {AppName, List} when is_list(List) -> ErrMsg = "application: " @@ -553,36 +557,40 @@ check_conf_data(ConfData) when is_list(ConfData) -> ++ "; parameters must be a list", {error, ErrMsg}; Else -> - ErrMsg = "invalid application name: " ++ - lists:flatten(io_lib:format(" ~tp",[Else])), + ErrMsg = "invalid application config: " + ++ lists:flatten(io_lib:format("~tp",[Else])), {error, ErrMsg} end; check_conf_data(_ConfData) -> - {error, 'configuration must be a list ended by <dot><whitespace>'}. - + {error, "configuration must be a list ended by <dot><whitespace>"}. -%% Special check of distributed parameter for kernel -check_para_kernel([]) -> + +check_para([], _AppName) -> ok; -check_para_kernel([{distributed, Apps} | ParaList]) when is_list(Apps) -> - case check_distributed(Apps) of - {error, _ErrorMsg} = Error -> - Error; - _ -> - check_para_kernel(ParaList) +check_para([{Para, Val} | ParaList], AppName) when is_atom(Para) -> + case lists:keymember(Para, 1, ParaList) of + true -> + ?LOG_WARNING("application: " ++ atom_to_list(AppName) ++ + "; duplicate parameter: " ++ atom_to_list(Para)); + false -> + ok + end, + + case check_para_value(Para, Val, AppName) of + ok -> check_para(ParaList, AppName); + {error, _} = Error -> Error end; -check_para_kernel([{distributed, _Apps} | _ParaList]) -> - {error, "application: kernel; erroneous parameter: distributed"}; -check_para_kernel([{Para, _Val} | ParaList]) when is_atom(Para) -> - check_para_kernel(ParaList); -check_para_kernel([{Para, _Val} | _ParaList]) -> - {error, "application: kernel; invalid parameter: " ++ +check_para([{Para, _Val} | _ParaList], AppName) -> + {error, "application: " ++ atom_to_list(AppName) ++ "; invalid parameter name: " ++ lists:flatten(io_lib:format("~tp",[Para]))}; -check_para_kernel(Else) -> - {error, "application: kernel; invalid parameter list: " ++ +check_para([Else | _ParaList], AppName) -> + {error, "application: " ++ atom_to_list(AppName) ++ "; invalid parameter: " ++ lists:flatten(io_lib:format("~tp",[Else]))}. - +check_para_value(distributed, Apps, kernel) -> check_distributed(Apps); +check_para_value(_Para, _Val, _AppName) -> ok. + +%% Special check of distributed parameter for kernel check_distributed([]) -> ok; check_distributed([{App, List} | Apps]) when is_atom(App), is_list(List) -> @@ -595,18 +603,6 @@ check_distributed(_Else) -> {error, "application: kernel; erroneous parameter: distributed"}. -check_para([], _AppName) -> - ok; -check_para([{Para, _Val} | ParaList], AppName) when is_atom(Para) -> - check_para(ParaList, AppName); -check_para([{Para, _Val} | _ParaList], AppName) -> - {error, "application: " ++ AppName ++ "; invalid parameter: " ++ - lists:flatten(io_lib:format("~tp",[Para]))}; -check_para([Else | _ParaList], AppName) -> - {error, "application: " ++ AppName ++ "; invalid parameter: " ++ - lists:flatten(io_lib:format("~tp",[Else]))}. - - -type calls() :: 'info' | 'prep_config_change' | 'which_applications' | {'config_change' | 'control_application' | 'load_application' | 'start_type' | 'stop_application' | @@ -863,6 +859,16 @@ handle_call(which_applications, _From, S) -> end, S#state.running), {reply, Reply, S}; +handle_call({set_env, Config, Opts}, _From, S) -> + _ = [add_env(AppName, Env) || {AppName, Env} <- Config], + + case proplists:get_value(persistent, Opts, false) of + true -> + {reply, ok, S#state{conf_data = merge_env(S#state.conf_data, Config)}}; + false -> + {reply, ok, S} + end; + handle_call({set_env, AppName, Key, Val, Opts}, _From, S) -> ets:insert(ac_tab, {{env, AppName, Key}, Val}), case proplists:get_value(persistent, Opts, false) of 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/dist_util.erl b/lib/kernel/src/dist_util.erl index ecc022b28d..09ed31f10c 100644 --- a/lib/kernel/src/dist_util.erl +++ b/lib/kernel/src/dist_util.erl @@ -116,6 +116,10 @@ dflag2str(?DFLAG_SEND_SENDER) -> "SEND_SENDER"; dflag2str(?DFLAG_BIG_SEQTRACE_LABELS) -> "BIG_SEQTRACE_LABELS"; +dflag2str(?DFLAG_EXIT_PAYLOAD) -> + "EXIT_PAYLOAD"; +dflag2str(?DFLAG_FRAGMENTS) -> + "FRAGMENTS"; dflag2str(_) -> "UNKNOWN". diff --git a/lib/kernel/src/erl_epmd.erl b/lib/kernel/src/erl_epmd.erl index b7e8868911..7a14e2635c 100644 --- a/lib/kernel/src/erl_epmd.erl +++ b/lib/kernel/src/erl_epmd.erl @@ -77,8 +77,8 @@ stop() -> %% -spec port_please(Name, Host) -> {ok, Port, Version} | noport when - Name :: string(), - Host :: inet:ip_address(), + Name :: atom() | string(), + Host :: atom() | string() | inet:ip_address(), Port :: non_neg_integer(), Version :: non_neg_integer(). @@ -86,8 +86,8 @@ port_please(Node, Host) -> port_please(Node, Host, infinity). -spec port_please(Name, Host, Timeout) -> {ok, Port, Version} | noport when - Name :: string(), - Host :: inet:ip_address(), + Name :: atom() | string(), + Host :: atom() | string() | inet:ip_address(), Timeout :: non_neg_integer() | infinity, Port :: non_neg_integer(), Version :: non_neg_integer(). diff --git a/lib/kernel/src/gen_tcp.erl b/lib/kernel/src/gen_tcp.erl index 7f7833ec23..5d4764f8ff 100644 --- a/lib/kernel/src/gen_tcp.erl +++ b/lib/kernel/src/gen_tcp.erl @@ -156,7 +156,7 @@ connect(Address, Port, Opts) -> Options :: [connect_option()], Timeout :: timeout(), Socket :: socket(), - Reason :: inet:posix(). + Reason :: timeout | inet:posix(). connect(Address, Port, Opts, Time) -> Timer = inet:start_timer(Time), @@ -220,7 +220,7 @@ listen(Port, Opts0) -> -spec accept(ListenSocket) -> {ok, Socket} | {error, Reason} when ListenSocket :: socket(), Socket :: socket(), - Reason :: closed | timeout | system_limit | inet:posix(). + Reason :: closed | system_limit | inet:posix(). accept(S) -> case inet_db:lookup_socket(S) of @@ -312,7 +312,7 @@ recv(S, Length) when is_port(S) -> Length :: non_neg_integer(), Timeout :: timeout(), Packet :: string() | binary() | HttpPacket, - Reason :: closed | inet:posix(), + Reason :: closed | timeout | inet:posix(), HttpPacket :: term(). recv(S, Length, Time) when is_port(S) -> diff --git a/lib/kernel/src/gen_udp.erl b/lib/kernel/src/gen_udp.erl index d6e8652e77..fad7b2f887 100644 --- a/lib/kernel/src/gen_udp.erl +++ b/lib/kernel/src/gen_udp.erl @@ -95,7 +95,7 @@ -spec open(Port) -> {ok, Socket} | {error, Reason} when Port :: inet:port_number(), Socket :: socket(), - Reason :: inet:posix(). + Reason :: system_limit | inet:posix(). open(Port) -> open(Port, []). @@ -112,7 +112,7 @@ open(Port) -> | {bind_to_device, binary()} | option(), Socket :: socket(), - Reason :: inet:posix(). + Reason :: system_limit | inet:posix(). open(Port, Opts0) -> {Mod, Opts} = inet:udp_module(Opts0), @@ -186,7 +186,7 @@ recv(S,Len) when is_port(S), is_integer(Len) -> Port :: inet:port_number(), AncData :: inet:ancillary_data(), Packet :: string() | binary(), - Reason :: not_owner | inet:posix(). + Reason :: not_owner | timeout | inet:posix(). recv(S,Len,Time) when is_port(S) -> case inet_db:lookup_socket(S) of diff --git a/lib/kernel/src/inet_db.erl b/lib/kernel/src/inet_db.erl index 6cbb6ac2da..3f5a2ea5ee 100644 --- a/lib/kernel/src/inet_db.erl +++ b/lib/kernel/src/inet_db.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2016. All Rights Reserved. +%% Copyright Ericsson AB 1997-2019. 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. @@ -1223,7 +1223,10 @@ handle_set_file(Option, Fname, TagTm, TagInfo, ParseFun, From, {ok, B, _} -> B; _ -> <<>> end; - _ -> <<>> + _ -> + ets:insert(Db, {TagInfo, undefined}), + TimeZero = - (?RES_FILE_UPDATE_TM + 1), % Early enough + ets:insert(Db, {TagTm, TimeZero}) end, handle_set_file(ParseFun, Bin, From, State); false -> {reply,error,State} diff --git a/lib/kernel/src/inet_tcp_dist.erl b/lib/kernel/src/inet_tcp_dist.erl index c37212b0f9..c5a114a9ef 100644 --- a/lib/kernel/src/inet_tcp_dist.erl +++ b/lib/kernel/src/inet_tcp_dist.erl @@ -212,6 +212,7 @@ do_accept(Driver, Kernel, AcceptPid, Socket, MyNode, Allowed, SetupTime) -> [{active, true}, {deliver, port}, {packet, 4}, + binary, nodelay()]) end, f_getll = fun(S) -> diff --git a/lib/kernel/src/kernel.app.src b/lib/kernel/src/kernel.app.src index a1d9e8e215..8fe6bdd1ca 100644 --- a/lib/kernel/src/kernel.app.src +++ b/lib/kernel/src/kernel.app.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2018. All Rights Reserved. +%% Copyright Ericsson AB 1996-2019. 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. @@ -74,7 +74,6 @@ logger_simple_h, logger_std_h, logger_sup, - net, net_adm, net_kernel, os, @@ -148,6 +147,6 @@ {logger_sasl_compatible, false} ]}, {mod, {kernel, []}}, - {runtime_dependencies, ["erts-10.1", "stdlib-3.5", "sasl-3.0"]} + {runtime_dependencies, ["erts-10.2.5", "stdlib-3.5", "sasl-3.0"]} ] }. diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src index ccf0a82ced..8fa3f5c588 100644 --- a/lib/kernel/src/kernel.appup.src +++ b/lib/kernel/src/kernel.appup.src @@ -40,7 +40,10 @@ {<<"^6\\.0\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, {<<"^6\\.1$">>,[restart_new_emulator]}, {<<"^6\\.1\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, - {<<"^6\\.1\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}], + {<<"^6\\.1\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, + {<<"^6\\.2$">>,[restart_new_emulator]}, + {<<"^6\\.2\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, + {<<"^6\\.2\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}], [{<<"^5\\.3$">>,[restart_new_emulator]}, {<<"^5\\.3\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, {<<"^5\\.3\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, @@ -54,4 +57,7 @@ {<<"^6\\.0\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, {<<"^6\\.1$">>,[restart_new_emulator]}, {<<"^6\\.1\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, - {<<"^6\\.1\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}]}. + {<<"^6\\.1\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, + {<<"^6\\.2$">>,[restart_new_emulator]}, + {<<"^6\\.2\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, + {<<"^6\\.2\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}]}. diff --git a/lib/kernel/src/kernel.erl b/lib/kernel/src/kernel.erl index c68d04e279..111d103df2 100644 --- a/lib/kernel/src/kernel.erl +++ b/lib/kernel/src/kernel.erl @@ -145,26 +145,11 @@ init([]) -> {ok, {SupFlags, [Code, File, StdError, User, LoggerSup, Config, RefC, SafeSup]}}; _ -> - Rpc = #{id => rex, - start => {rpc, start_link, []}, - restart => permanent, - shutdown => 2000, - type => worker, - modules => [rpc]}, - - Global = #{id => global_name_server, - start => {global, start_link, []}, - restart => permanent, - shutdown => 2000, - type => worker, - modules => [global]}, - - GlGroup = #{id => global_group, - start => {global_group,start_link,[]}, - restart => permanent, - shutdown => 2000, - type => worker, - modules => [global_group]}, + DistChildren = + case application:get_env(kernel, start_distribution) of + {ok, false} -> []; + _ -> start_distribution() + end, InetDb = #{id => inet_db, start => {inet_db, start_link, []}, @@ -173,13 +158,6 @@ init([]) -> type => worker, modules => [inet_db]}, - NetSup = #{id => net_sup, - start => {erl_distribution, start_link, []}, - restart => permanent, - shutdown => infinity, - type => supervisor, - modules => [erl_distribution]}, - SigSrv = #{id => erl_signal_server, start => {gen_event, start_link, [{local, erl_signal_server}]}, restart => permanent, @@ -187,14 +165,11 @@ init([]) -> type => worker, modules => dynamic}, - DistAC = start_dist_ac(), - Timer = start_timer(), {ok, {SupFlags, - [Code, Rpc, Global, InetDb | DistAC] ++ - [NetSup, GlGroup, File, SigSrv, - StdError, User, Config, RefC, SafeSup, LoggerSup] ++ Timer}} + [Code, InetDb | DistChildren] ++ + [File, SigSrv, StdError, User, Config, RefC, SafeSup, LoggerSup] ++ Timer}} end; init(safe) -> SupFlags = #{strategy => one_for_one, @@ -213,6 +188,39 @@ init(safe) -> {ok, {SupFlags, Boot ++ DiskLog ++ Pg2}}. +start_distribution() -> + Rpc = #{id => rex, + start => {rpc, start_link, []}, + restart => permanent, + shutdown => 2000, + type => worker, + modules => [rpc]}, + + Global = #{id => global_name_server, + start => {global, start_link, []}, + restart => permanent, + shutdown => 2000, + type => worker, + modules => [global]}, + + DistAC = start_dist_ac(), + + NetSup = #{id => net_sup, + start => {erl_distribution, start_link, []}, + restart => permanent, + shutdown => infinity, + type => supervisor, + modules => [erl_distribution]}, + + GlGroup = #{id => global_group, + start => {global_group,start_link,[]}, + restart => permanent, + shutdown => 2000, + type => worker, + modules => [global_group]}, + + [Rpc, Global | DistAC] ++ [NetSup, GlGroup]. + start_dist_ac() -> Spec = [#{id => dist_ac, start => {dist_ac,start_link,[]}, diff --git a/lib/kernel/src/logger.erl b/lib/kernel/src/logger.erl index abdd9a9ceb..38bd2f481c 100644 --- a/lib/kernel/src/logger.erl +++ b/lib/kernel/src/logger.erl @@ -60,6 +60,8 @@ -export([compare_levels/2]). -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]). @@ -153,7 +155,8 @@ filter_return/0, config_handler/0, formatter_config/0, - olp_config/0]). + olp_config/0, + timestamp/0]). %%%----------------------------------------------------------------- %%% API @@ -353,6 +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 @@ -647,6 +654,142 @@ get_config() -> proxy=>get_proxy_config(), module_levels=>lists:keysort(1,get_module_level())}. +-spec i() -> ok. +i() -> + #{primary := Primary, + handlers := HandlerConfigs, + proxy := Proxy, + module_levels := Modules} = get_config(), + M = modifier(), + i_primary(Primary,M), + i_handlers(HandlerConfigs,M), + i_proxy(Proxy,M), + i_modules(Modules,M). + +-spec i(What) -> ok when + What :: primary | handlers | proxy | modules | handler_id(). +i(primary) -> + i_primary(get_primary_config(),modifier()); +i(handlers) -> + i_handlers(get_handler_config(),modifier()); +i(proxy) -> + i_proxy(get_proxy_config(),modifier()); +i(modules) -> + i_modules(get_module_level(),modifier()); +i(HandlerId) when is_atom(HandlerId) -> + case get_handler_config(HandlerId) of + {ok,HandlerConfig} -> + i_handlers([HandlerConfig],modifier()); + Error -> + Error + end; +i(What) -> + erlang:error(badarg,[What]). + + +i_primary(#{level := Level, + filters := Filters, + filter_default := FilterDefault}, + M) -> + io:format("Primary configuration: ~n",[]), + io:format(" Level: ~p~n",[Level]), + io:format(" Filter Default: ~p~n", [FilterDefault]), + io:format(" Filters: ~n", []), + print_filters(" ",Filters,M). + +i_handlers(HandlerConfigs,M) -> + io:format("Handler configuration: ~n", []), + print_handlers(HandlerConfigs,M). + +i_proxy(Proxy,M) -> + io:format("Proxy configuration: ~n", []), + print_custom(" ",Proxy,M). + +i_modules(Modules,M) -> + io:format("Level set per module: ~n", []), + print_module_levels(Modules,M). + +encoding() -> + case lists:keyfind(encoding, 1, io:getopts()) of + false -> latin1; + {encoding, Enc} -> Enc + end. + +modifier() -> + modifier(encoding()). + +modifier(latin1) -> ""; +modifier(_) -> "t". + +print_filters(Indent, {Id, {Fun, Arg}}, M) -> + io:format("~sId: ~"++M++"p~n" + "~s Fun: ~"++M++"p~n" + "~s Arg: ~"++M++"p~n", + [Indent, Id, Indent, Fun, Indent, Arg]); +print_filters(Indent,[],_M) -> + io:format("~s(none)~n",[Indent]); +print_filters(Indent,Filters,M) -> + [print_filters(Indent,Filter,M) || Filter <- Filters], + ok. + +print_handlers(#{id := Id, + module := Module, + level := Level, + filters := Filters, filter_default := FilterDefault, + formatter := {FormatterModule,FormatterConfig}} = Config, M) -> + io:format(" Id: ~"++M++"p~n" + " Module: ~p~n" + " Level: ~p~n" + " Formatter:~n" + " Module: ~p~n" + " Config:~n", + [Id, Module, Level, FormatterModule]), + print_custom(" ",FormatterConfig,M), + io:format(" Filter Default: ~p~n" + " Filters:~n", + [FilterDefault]), + print_filters(" ",Filters,M), + case maps:find(config,Config) of + {ok,HandlerConfig} -> + io:format(" Handler Config:~n"), + print_custom(" ",HandlerConfig,M); + error -> + ok + end, + MyKeys = [filter_default, filters, formatter, level, module, id, config], + case maps:without(MyKeys,Config) of + Empty when Empty==#{} -> + ok; + Unhandled -> + io:format(" Custom Config:~n"), + print_custom(" ",Unhandled,M) + end; +print_handlers([], _M) -> + io:format(" (none)~n"); +print_handlers(HandlerConfigs, M) -> + [print_handlers(HandlerConfig, M) || HandlerConfig <- HandlerConfigs], + ok. + +print_custom(Indent, {Key, Value}, M) -> + io:format("~s~"++M++"p: ~"++M++"p~n",[Indent,Key,Value]); +print_custom(Indent, Map, M) when is_map(Map) -> + print_custom(Indent,lists:keysort(1,maps:to_list(Map)), M); +print_custom(Indent, List, M) when is_list(List), is_tuple(hd(List)) -> + [print_custom(Indent, X, M) || X <- List], + ok; +print_custom(Indent, Value, M) -> + io:format("~s~"++M++"p~n",[Indent,Value]). + +print_module_levels({Module,Level},M) -> + io:format(" Module: ~"++M++"p~n" + " Level: ~p~n", + [Module,Level]); +print_module_levels([],_M) -> + io:format(" (none)~n"); +print_module_levels(Modules,M) -> + [print_module_levels(Module,M) || Module <- Modules], + ok. + -spec internal_init_logger() -> ok | {error,term()}. %% This function is responsible for config of the logger %% This is done before add_handlers because we want the @@ -992,7 +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_formatter.erl b/lib/kernel/src/logger_formatter.erl index ded89bac9f..8696adbd72 100644 --- a/lib/kernel/src/logger_formatter.erl +++ b/lib/kernel/src/logger_formatter.erl @@ -64,7 +64,7 @@ format(#{level:=Level,msg:=Msg0,meta:=Meta},Config0) Config; Size0 -> Size = - case Size0 - string:length([B,A]) of + case Size0 - io_lib:chars_length([B,A]) of S when S>=0 -> S; _ -> 0 end, @@ -75,7 +75,11 @@ format(#{level:=Level,msg:=Msg0,meta:=Meta},Config0) true -> %% Trim leading and trailing whitespaces, and replace %% newlines with ", " - re:replace(string:trim(MsgStr0),",?\r?\n\s*",", ", + T = lists:reverse( + trim( + lists:reverse( + trim(MsgStr0,false)),true)), + re:replace(T,",?\r?\n\s*",", ", [{return,list},global,unicode]); _false -> MsgStr0 @@ -83,7 +87,26 @@ format(#{level:=Level,msg:=Msg0,meta:=Meta},Config0) true -> "" end, - truncate([B,MsgStr,A],maps:get(max_size,Config)). + truncate(B,MsgStr,A,maps:get(max_size,Config)). + +trim([H|T],Rev) when H==$\s; H==$\r; H==$\n -> + trim(T,Rev); +trim([H|T],false) when is_list(H) -> + case trim(H,false) of + [] -> + trim(T,false); + TrimmedH -> + [TrimmedH|T] + end; +trim([H|T],true) when is_list(H) -> + case trim(lists:reverse(H),true) of + [] -> + trim(T,true); + TrimmedH -> + [lists:reverse(TrimmedH)|T] + end; +trim(String,_) -> + String. do_format(Level,Data,[level|Format],Config) -> [to_string(level,Level,Config)|do_format(Level,Data,Format,Config)]; @@ -239,21 +262,47 @@ chardata_to_list(Chardata) -> throw(Error) end. -truncate(String,unlimited) -> - String; -truncate(String,Size) -> - Length = string:length(String), +truncate(B,Msg,A,unlimited) -> + [B,Msg,A]; +truncate(B,Msg,A,Size) -> + String = [B,Msg,A], + Length = io_lib:chars_length(String), if Length>Size -> - case lists:reverse(lists:flatten(String)) of - [$\n|_] -> - string:slice(String,0,Size-4)++"...\n"; + {Last,FlatString} = + case A of + [] -> + case Msg of + [] -> + {get_last(B),lists:flatten(B)}; + _ -> + {get_last(Msg),lists:flatten([B,Msg])} + end; + _ -> + {get_last(A),lists:flatten(String)} + end, + case Last of + $\n-> + lists:sublist(FlatString,1,Size-4)++"...\n"; _ -> - string:slice(String,0,Size-3)++"..." + lists:sublist(FlatString,1,Size-3)++"..." end; true -> String end. +get_last(L) -> + get_first(lists:reverse(L)). + +get_first([]) -> + error; +get_first([C|_]) when is_integer(C) -> + C; +get_first([L|Rest]) when is_list(L) -> + case get_last(L) of + error -> get_first(Rest); + First -> First + end. + %% SysTime is the system time in microseconds format_time(SysTime,#{time_offset:=Offset,time_designator:=Des}) when is_integer(SysTime) -> diff --git a/lib/kernel/src/logger_h_common.erl b/lib/kernel/src/logger_h_common.erl index e69f6de38d..16946ff97c 100644 --- a/lib/kernel/src/logger_h_common.erl +++ b/lib/kernel/src/logger_h_common.erl @@ -142,8 +142,9 @@ changing_config(SetOrUpdate, maps:with(?OLP_KEYS,NewHConfig0)), case logger_olp:set_opts(Olp,NewOlpOpts) of ok -> - maybe_set_repeated_filesync(Olp,OldCommonConfig, - NewCommonConfig), + logger_olp:cast(Olp, {config_changed, + NewCommonConfig, + NewHandlerConfig}), ReadOnly = maps:with(?READ_ONLY_KEYS,OldHConfig), NewHConfig = maps:merge( @@ -281,11 +282,24 @@ handle_cast(repeated_filesync, State#{handler_state => HS, last_op => sync} end, {noreply,set_repeated_filesync(State1)}; - -handle_cast({set_repeated_filesync,FSyncInt},State) -> - State1 = State#{filesync_repeat_interval=>FSyncInt}, - State2 = set_repeated_filesync(cancel_repeated_filesync(State1)), - {noreply, State2}. +handle_cast({config_changed, CommonConfig, HConfig}, + State = #{id := Name, + module := Module, + handler_state := HandlerState, + filesync_repeat_interval := OldFSyncInt}) -> + State1 = + case maps:get(filesync_repeat_interval,CommonConfig) of + OldFSyncInt -> + State; + FSyncInt -> + set_repeated_filesync( + cancel_repeated_filesync( + State#{filesync_repeat_interval=>FSyncInt})) + end, + HS = try Module:config_changed(Name, HConfig, HandlerState) + catch error:undef -> HandlerState + end, + {noreply, State1#{handler_state => HS}}. handle_info(Info, #{id := Name, module := Module, handler_state := HandlerState} = State) -> @@ -351,7 +365,7 @@ 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), @@ -447,10 +461,3 @@ cancel_repeated_filesync(State) -> end. error_notify(Term) -> ?internal_log(error, Term). - -maybe_set_repeated_filesync(_Olp, - #{filesync_repeat_interval:=FSyncInt}, - #{filesync_repeat_interval:=FSyncInt}) -> - ok; -maybe_set_repeated_filesync(Olp,_,#{filesync_repeat_interval:=FSyncInt}) -> - logger_olp:cast(Olp,{set_repeated_filesync,FSyncInt}). diff --git a/lib/kernel/src/logger_olp.erl b/lib/kernel/src/logger_olp.erl index 009280a9c9..8365383fe2 100644 --- a/lib/kernel/src/logger_olp.erl +++ b/lib/kernel/src/logger_olp.erl @@ -515,10 +515,11 @@ check_load(State = #{id:=_Name, mode_ref := ModeRef, mode := Mode, end, State1 = ?update_other(drops,DROPS,_NewDrops,State), State2 = ?update_max_qlen(QLen,State1), - State3 = maybe_notify_mode_change(Mode1,State2), + State3 = ?update_max_mem(Mem,State2), + State4 = maybe_notify_mode_change(Mode1,State3), {Mode1, QLen, Mem, ?update_other(flushes,FLUSHES,_NewFlushes, - State3#{last_qlen => QLen})}. + State4#{last_qlen => QLen})}. limit_burst(#{burst_limit_enable := false}=State) -> {true,State}; diff --git a/lib/kernel/src/logger_olp.hrl b/lib/kernel/src/logger_olp.hrl index 9b4f5ebf27..d68b5c048d 100644 --- a/lib/kernel/src/logger_olp.hrl +++ b/lib/kernel/src/logger_olp.hrl @@ -114,12 +114,16 @@ flushes => 0, flushed => 0, drops => 0, burst_drops => 0, casts => 0, calls => 0, writes => 0, max_qlen => 0, max_time => 0, - freq => {TIME,0,0}} end). + max_mem => 0, freq => {TIME,0,0}} end). -define(update_max_qlen(QLEN, STATE), begin #{max_qlen := QLEN0} = STATE, STATE#{max_qlen => ?max(QLEN0,QLEN)} end). + -define(update_max_mem(MEM, STATE), + begin #{max_mem := MEM0} = STATE, + STATE#{max_mem => ?max(MEM0,MEM)} end). + -define(update_calls_or_casts(CALL_OR_CAST, INC, STATE), case CALL_OR_CAST of cast -> @@ -154,6 +158,7 @@ -else. % DEFAULT! -define(merge_with_stats(STATE), STATE). -define(update_max_qlen(_QLEN, STATE), STATE). + -define(update_max_mem(_MEM, STATE), STATE). -define(update_calls_or_casts(_CALL_OR_CAST, _INC, STATE), STATE). -define(update_max_time(_TIME, STATE), STATE). -define(update_other(_OTHER, _VAR, _INCVAL, STATE), STATE). 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/src/logger_std_h.erl b/lib/kernel/src/logger_std_h.erl index 0669164bb6..c8f1acfca4 100644 --- a/lib/kernel/src/logger_std_h.erl +++ b/lib/kernel/src/logger_std_h.erl @@ -29,7 +29,7 @@ -export([filesync/1]). %% logger_h_common callbacks --export([init/2, check_config/4, reset_state/2, +-export([init/2, check_config/4, config_changed/3, reset_state/2, filesync/3, write/4, handle_info/3, terminate/3]). %% logger callbacks @@ -105,85 +105,169 @@ filter_config(Config) -> %%%=================================================================== %%% logger_h_common callbacks %%%=================================================================== -init(Name, #{type := Type}) -> - case open_log_file(Name, Type) of +init(Name, Config) -> + MyConfig = maps:with([type,file,modes,file_check,max_no_bytes, + max_no_files,compress_on_rotate],Config), + case file_ctrl_start(Name, MyConfig) of {ok,FileCtrlPid} -> - {ok,#{type=>Type,file_ctrl_pid=>FileCtrlPid}}; + {ok,MyConfig#{file_ctrl_pid=>FileCtrlPid}}; Error -> Error end. -check_config(_Name,set,undefined,NewHConfig) -> - check_config(maps:merge(get_default_config(),NewHConfig)); -check_config(_Name,SetOrUpdate,OldHConfig,NewHConfig0) -> - WriteOnce = maps:with([type],OldHConfig), +check_config(Name,set,undefined,NewHConfig) -> + check_h_config(merge_default_config(Name,normalize_config(NewHConfig))); +check_config(Name,SetOrUpdate,OldHConfig,NewHConfig0) -> + WriteOnce = maps:with([type,file,modes],OldHConfig), Default = case SetOrUpdate of set -> %% Do not reset write-once fields to defaults - maps:merge(get_default_config(),WriteOnce); + merge_default_config(Name,WriteOnce); update -> OldHConfig end, - NewHConfig = maps:merge(Default, NewHConfig0), + NewHConfig = maps:merge(Default, normalize_config(NewHConfig0)), %% Fail if write-once fields are changed - case maps:with([type],NewHConfig) of + case maps:with([type,file,modes],NewHConfig) of WriteOnce -> - check_config(NewHConfig); + check_h_config(NewHConfig); Other -> {error,{illegal_config_change,?MODULE,WriteOnce,Other}} end. -check_config(#{type:=Type}=HConfig) -> - case check_h_config(maps:to_list(HConfig)) of - ok when is_atom(Type) -> - {ok,HConfig#{filesync_repeat_interval=>no_repeat}}; +check_h_config(HConfig) -> + case check_h_config(maps:get(type,HConfig),maps:to_list(HConfig)) of ok -> - {ok,HConfig}; + {ok,fix_file_opts(HConfig)}; {error,{Key,Value}} -> {error,{invalid_config,?MODULE,#{Key=>Value}}} end. -check_h_config([{type,Type} | Config]) when Type == standard_io; - Type == standard_error -> - check_h_config(Config); -check_h_config([{type,{file,File}} | Config]) when is_list(File) -> - check_h_config(Config); -check_h_config([{type,{file,File,Modes}} | Config]) when is_list(File), - is_list(Modes) -> - check_h_config(Config); -check_h_config([Other | _]) -> +check_h_config(Type,[{type,Type} | Config]) when Type =:= standard_io; + Type =:= standard_error; + Type =:= file -> + check_h_config(Type,Config); +check_h_config(file,[{file,File} | Config]) when is_list(File) -> + check_h_config(file,Config); +check_h_config(file,[{modes,Modes} | Config]) when is_list(Modes) -> + check_h_config(file,Config); +check_h_config(file,[{max_no_bytes,Size} | Config]) + when (is_integer(Size) andalso Size>0) orelse Size=:=infinity -> + check_h_config(file,Config); +check_h_config(file,[{max_no_files,Num} | Config]) when is_integer(Num), Num>=0 -> + check_h_config(file,Config); +check_h_config(file,[{compress_on_rotate,Bool} | Config]) when is_boolean(Bool) -> + check_h_config(file,Config); +check_h_config(file,[{file_check,FileCheck} | Config]) + when is_integer(FileCheck), FileCheck>=0 -> + check_h_config(file,Config); +check_h_config(_Type,[Other | _]) -> {error,Other}; -check_h_config([]) -> +check_h_config(_Type,[]) -> ok. -get_default_config() -> - #{type => standard_io}. +normalize_config(#{type:={file,File}}=HConfig) -> + HConfig#{type=>file,file=>File}; +normalize_config(#{type:={file,File,Modes}}=HConfig) -> + HConfig#{type=>file,file=>File,modes=>Modes}; +normalize_config(HConfig) -> + HConfig. + +merge_default_config(Name,#{type:=Type}=HConfig) -> + merge_default_config(Name,Type,HConfig); +merge_default_config(Name,#{file:=_}=HConfig) -> + merge_default_config(Name,file,HConfig); +merge_default_config(Name,HConfig) -> + merge_default_config(Name,standard_io,HConfig). + +merge_default_config(Name,Type,HConfig) -> + maps:merge(get_default_config(Name,Type),HConfig). + +get_default_config(Name,file) -> + #{type => file, + file => atom_to_list(Name), + modes => [raw,append], + file_check => 0, + max_no_bytes => infinity, + max_no_files => 0, + compress_on_rotate => false}; +get_default_config(_Name,Type) -> + #{type => Type}. + +fix_file_opts(#{modes:=Modes}=HConfig) -> + HConfig#{modes=>fix_modes(Modes)}; +fix_file_opts(HConfig) -> + HConfig#{filesync_repeat_interval=>no_repeat}. + +fix_modes(Modes) -> + %% Ensure write|append|exclusive + Modes1 = + case [M || M <- Modes, + lists:member(M,[write,append,exclusive])] of + [] -> [append|Modes]; + _ -> Modes + end, + %% Ensure raw + Modes2 = + case lists:member(raw,Modes) of + false -> [raw|Modes1]; + true -> Modes1 + end, + %% Ensure delayed_write + case lists:partition(fun(delayed_write) -> true; + ({delayed_write,_,_}) -> true; + (_) -> false + end, Modes2) of + {[],_} -> + [delayed_write|Modes2]; + _ -> + Modes2 + end. -filesync(_Name, _Mode, #{type := Type}=State) when is_atom(Type) -> - {ok,State}; -filesync(_Name, async, #{file_ctrl_pid := FileCtrlPid} = State) -> - ok = file_ctrl_filesync_async(FileCtrlPid), - {ok,State}; -filesync(_Name, sync, #{file_ctrl_pid := FileCtrlPid} = State) -> - Result = file_ctrl_filesync_sync(FileCtrlPid), +config_changed(_Name, + #{file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}, + #{file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}=State) -> + State; +config_changed(_Name, + #{file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}, + #{file_ctrl_pid := FileCtrlPid} = State) -> + FileCtrlPid ! {update_config,#{file_check=>FileCheck, + max_no_bytes=>Size, + max_no_files=>Count, + compress_on_rotate=>Compress}}, + State#{file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}; +config_changed(_Name,_NewHConfig,State) -> + State. + +filesync(_Name, SyncAsync, #{file_ctrl_pid := FileCtrlPid} = State) -> + Result = file_ctrl_filesync(SyncAsync, FileCtrlPid), {Result,State}. -write(_Name, async, Bin, #{file_ctrl_pid:=FileCtrlPid} = State) -> - ok = file_write_async(FileCtrlPid, Bin), - {ok,State}; -write(_Name, sync, Bin, #{file_ctrl_pid:=FileCtrlPid} = State) -> - Result = file_write_sync(FileCtrlPid, Bin), +write(_Name, SyncAsync, Bin, #{file_ctrl_pid:=FileCtrlPid} = State) -> + Result = file_write(SyncAsync, FileCtrlPid, Bin), {Result,State}. reset_state(_Name, State) -> State. -handle_info(_Name, {'EXIT',Pid,Why}, #{type := FileInfo, file_ctrl_pid := Pid}) -> +handle_info(_Name, {'EXIT',Pid,Why}, #{file_ctrl_pid := Pid}=State) -> %% file_ctrl_pid died, file error, terminate handler - exit({error,{write_failed,FileInfo,Why}}); + exit({error,{write_failed,maps:with([type,file,modes],State),Why}}); handle_info(_, _, State) -> State. @@ -211,23 +295,36 @@ terminate(_Name, _Reason, #{file_ctrl_pid:=FWPid}) -> %%%----------------------------------------------------------------- %%% -open_log_file(HandlerName, FileInfo) -> - case file_ctrl_start(HandlerName, FileInfo) of - OK = {ok,_FileCtrlPid} -> OK; - Error -> Error - end. - -do_open_log_file({file,File}) -> - do_open_log_file({file,File,[raw,append,delayed_write]}); - -do_open_log_file({file,File,[]}) -> - do_open_log_file({file,File,[raw,append,delayed_write]}); - -do_open_log_file({file,File,Modes}) -> +open_log_file(HandlerName,#{type:=file, + file:=FileName, + modes:=Modes, + file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}) -> try - case filelib:ensure_dir(File) of + case filelib:ensure_dir(FileName) of ok -> - file:open(File, Modes); + case file:open(FileName, Modes) of + {ok, Fd} -> + {ok,#file_info{inode=INode}} = + file:read_file_info(FileName,[raw]), + UpdateModes = [append | Modes--[write,append,exclusive]], + State0 = #{handler_name=>HandlerName, + file_name=>FileName, + modes=>UpdateModes, + file_check=>FileCheck, + fd=>Fd, + inode=>INode, + last_check=>timestamp(), + synced=>false, + write_res=>ok, + sync_res=>ok}, + State = update_rotation({Size,Count,Compress},State0), + {ok,State}; + Error -> + Error + end; Error -> Error end @@ -235,21 +332,23 @@ do_open_log_file({file,File,Modes}) -> _:Reason -> {error,Reason} end. -close_log_file(Std) when Std == standard_io; Std == standard_error -> - ok; -close_log_file(Fd) -> +close_log_file(#{fd:=Fd}) -> _ = file:datasync(Fd), - _ = file:close(Fd). + _ = file:close(Fd), + ok; +close_log_file(_) -> + ok. + %%%----------------------------------------------------------------- %%% File control process -file_ctrl_start(HandlerName, FileInfo) -> +file_ctrl_start(HandlerName, HConfig) -> Starter = self(), FileCtrlPid = spawn_link(fun() -> - file_ctrl_init(HandlerName, FileInfo, Starter) + file_ctrl_init(HandlerName, HConfig, Starter) end), receive {FileCtrlPid,ok} -> @@ -264,18 +363,16 @@ file_ctrl_start(HandlerName, FileInfo) -> file_ctrl_stop(Pid) -> Pid ! stop. -file_write_async(Pid, Bin) -> +file_write(async, Pid, Bin) -> Pid ! {log,Bin}, - ok. - -file_write_sync(Pid, Bin) -> + ok; +file_write(sync, Pid, Bin) -> file_ctrl_call(Pid, {log,Bin}). -file_ctrl_filesync_async(Pid) -> +file_ctrl_filesync(async, Pid) -> Pid ! filesync, - ok. - -file_ctrl_filesync_sync(Pid) -> + ok; +file_ctrl_filesync(sync, Pid) -> file_ctrl_call(Pid, filesync). file_ctrl_call(Pid, Msg) -> @@ -292,94 +389,255 @@ file_ctrl_call(Pid, Msg) -> {error,{no_response,Pid}} end. -file_ctrl_init(HandlerName, FileInfo, Starter) when is_tuple(FileInfo) -> +file_ctrl_init(HandlerName, + #{type:=file, + file:=FileName} = HConfig, + Starter) -> process_flag(message_queue_data, off_heap), - FileName = element(2, FileInfo), - case do_open_log_file(FileInfo) of - {ok,Fd} -> + case open_log_file(HandlerName,HConfig) of + {ok,State} -> Starter ! {self(),ok}, - file_ctrl_loop(Fd, FileName, false, ok, ok, HandlerName); + file_ctrl_loop(State); {error,Reason} -> Starter ! {self(),{error,{open_failed,FileName,Reason}}} end; -file_ctrl_init(HandlerName, StdDev, Starter) -> +file_ctrl_init(HandlerName, #{type:=StdDev}, Starter) -> Starter ! {self(),ok}, - file_ctrl_loop(StdDev, StdDev, false, ok, ok, HandlerName). + file_ctrl_loop(#{handler_name=>HandlerName,dev=>StdDev}). -file_ctrl_loop(Fd, DevName, Synced, - PrevWriteResult, PrevSyncResult, HandlerName) -> +file_ctrl_loop(State) -> receive %% asynchronous event {log,Bin} -> - Fd1 = ensure(Fd, DevName), - Result = write_to_dev(Fd1, Bin, DevName, PrevWriteResult, HandlerName), - file_ctrl_loop(Fd1, DevName, false, - Result, PrevSyncResult, HandlerName); + State1 = write_to_dev(Bin,State), + file_ctrl_loop(State1); %% synchronous event {{log,Bin},{From,MRef}} -> - Fd1 = ensure(Fd, DevName), - Result = write_to_dev(Fd1, Bin, DevName, PrevWriteResult, HandlerName), + State1 = ensure_file(State), + State2 = write_to_dev(Bin,State1), From ! {MRef,ok}, - file_ctrl_loop(Fd1, DevName, false, - Result, PrevSyncResult, HandlerName); + file_ctrl_loop(State2); filesync -> - Fd1 = ensure(Fd, DevName), - Result = sync_dev(Fd1, DevName, Synced, PrevSyncResult, HandlerName), - file_ctrl_loop(Fd1, DevName, true, - PrevWriteResult, Result, HandlerName); + State1 = sync_dev(State), + file_ctrl_loop(State1); {filesync,{From,MRef}} -> - Fd1 = ensure(Fd, DevName), - Result = sync_dev(Fd1, DevName, Synced, PrevSyncResult, HandlerName), + State1 = ensure_file(State), + State2 = sync_dev(State1), From ! {MRef,ok}, - file_ctrl_loop(Fd1, DevName, true, - PrevWriteResult, Result, HandlerName); + file_ctrl_loop(State2); + + {update_config,#{file_check:=FileCheck, + max_no_bytes:=Size, + max_no_files:=Count, + compress_on_rotate:=Compress}} -> + State1 = update_rotation({Size,Count,Compress},State), + file_ctrl_loop(State1#{file_check=>FileCheck}); stop -> - _ = close_log_file(Fd), + close_log_file(State), stopped end. +maybe_ensure_file(#{file_check:=0}=State) -> + ensure_file(State); +maybe_ensure_file(#{last_check:=T0,file_check:=CheckInt}=State) + when is_integer(CheckInt) -> + T = timestamp(), + if T-T0 > CheckInt -> ensure_file(State); + true -> State + end; +maybe_ensure_file(State) -> + State. + %% In order to play well with tools like logrotate, we need to be able %% to re-create the file if it has disappeared (e.g. if rotated by %% logrotate) -ensure(Fd,DevName) when is_atom(DevName) -> - Fd; -ensure(Fd,FileName) -> - case file:read_file_info(FileName) of - {ok,_} -> - Fd; +ensure_file(#{fd:=Fd0,inode:=INode0,file_name:=FileName,modes:=Modes}=State) -> + case file:read_file_info(FileName,[raw]) of + {ok,#file_info{inode=INode0}} -> + State#{last_check=>timestamp()}; _ -> - _ = file:close(Fd), - _ = file:close(Fd), % delayed_write cause close not to close - case do_open_log_file({file,FileName}) of - {ok,Fd1} -> - Fd1; + close_log_file(Fd0), + case file:open(FileName,Modes) of + {ok,Fd} -> + {ok,#file_info{inode=INode}} = + file:read_file_info(FileName,[raw]), + State#{fd=>Fd,inode=>INode, + last_check=>timestamp(), + synced=>true,sync_res=>ok}; Error -> exit({could_not_reopen_file,Error}) end - end. + end; +ensure_file(State) -> + State. -write_to_dev(DevName, Bin, _DevName, _PrevWriteResult, _HandlerName) - when is_atom(DevName) -> - io:put_chars(DevName, Bin); -write_to_dev(Fd, Bin, FileName, PrevWriteResult, HandlerName) -> +write_to_dev(Bin,#{dev:=DevName}=State) -> + io:put_chars(DevName, Bin), + State; +write_to_dev(Bin, State) -> + State1 = #{fd:=Fd} = maybe_ensure_file(State), Result = ?file_write(Fd, Bin), - maybe_notify_error(write,Result,PrevWriteResult,FileName,HandlerName). + State2 = maybe_rotate_file(Bin,State1), + maybe_notify_error(write,Result,State2), + State2#{synced=>false,write_res=>Result}. -sync_dev(_Fd, _FileName, true, PrevSyncResult, _HandlerName) -> - PrevSyncResult; -sync_dev(Fd, FileName, false, PrevSyncResult, HandlerName) -> +sync_dev(#{synced:=false}=State) -> + State1 = #{fd:=Fd} = maybe_ensure_file(State), Result = ?file_datasync(Fd), - maybe_notify_error(filesync,Result,PrevSyncResult,FileName,HandlerName). + maybe_notify_error(filesync,Result,State1), + State1#{synced=>true,sync_res=>Result}; +sync_dev(State) -> + State. -maybe_notify_error(_Op, ok, _PrevResult, _FileName, _HandlerName) -> +update_rotation({infinity,_,_},State) -> + maybe_remove_archives(0,State), + maps:remove(rotation,State); +update_rotation({Size,Count,Compress},#{file_name:=FileName} = State) -> + maybe_remove_archives(Count,State), + {ok,#file_info{size=CurrSize}} = file:read_file_info(FileName,[raw]), + State1 = State#{rotation=>#{size=>Size, + count=>Count, + compress=>Compress, + curr_size=>CurrSize}}, + maybe_update_compress(0,State1), + maybe_rotate_file(0,State1). + +maybe_remove_archives(Count,#{file_name:=FileName}=State) -> + Archive = rot_file_name(FileName,Count,false), + CompressedArchive = rot_file_name(FileName,Count,true), + case {file:read_file_info(Archive,[raw]), + file:read_file_info(CompressedArchive,[raw])} of + {{error,enoent},{error,enoent}} -> + ok; + _ -> + _ = file:delete(Archive), + _ = file:delete(CompressedArchive), + maybe_remove_archives(Count+1,State) + end. + +maybe_update_compress(Count,#{rotation:=#{count:=Count}}) -> + ok; +maybe_update_compress(N,#{file_name:=FileName, + rotation:=#{compress:=Compress}}=State) -> + Archive = rot_file_name(FileName,N,not Compress), + case file:read_file_info(Archive,[raw]) of + {ok,_} when Compress -> + compress_file(Archive); + {ok,_} -> + decompress_file(Archive); + _ -> + ok + end, + maybe_update_compress(N+1,State). + +maybe_rotate_file(Bin,#{rotation:=_}=State) when is_binary(Bin) -> + maybe_rotate_file(byte_size(Bin),State); +maybe_rotate_file(AddSize,#{rotation:=#{size:=RotSize, + curr_size:=CurrSize}=Rotation}=State) -> + NewSize = CurrSize + AddSize, + if NewSize>RotSize -> + rotate_file(State#{rotation=>Rotation#{curr_size=>NewSize}}); + true -> + State#{rotation=>Rotation#{curr_size=>NewSize}} + end; +maybe_rotate_file(_Bin,State) -> + State. + +rotate_file(#{fd:=Fd0,file_name:=FileName,modes:=Modes,rotation:=Rotation}=State) -> + State1 = sync_dev(State), + _ = file:close(Fd0), + _ = file:close(Fd0), + rotate_files(FileName,maps:get(count,Rotation),maps:get(compress,Rotation)), + case file:open(FileName,Modes) of + {ok,Fd} -> + {ok,#file_info{inode=INode}} = file:read_file_info(FileName,[raw]), + State1#{fd=>Fd,inode=>INode,rotation=>Rotation#{curr_size=>0}}; + Error -> + exit({could_not_reopen_file,Error}) + end. + +rotate_files(FileName,0,_Compress) -> + _ = file:delete(FileName), + ok; +rotate_files(FileName,1,Compress) -> + FileName0 = FileName++".0", + _ = file:rename(FileName,FileName0), + if Compress -> compress_file(FileName0); + true -> ok + end, ok; -maybe_notify_error(_Op, PrevResult, PrevResult, _FileName, _HandlerName) -> +rotate_files(FileName,Count,Compress) -> + _ = file:rename(rot_file_name(FileName,Count-2,Compress), + rot_file_name(FileName,Count-1,Compress)), + rotate_files(FileName,Count-1,Compress). + +rot_file_name(FileName,Count,false) -> + FileName ++ "." ++ integer_to_list(Count); +rot_file_name(FileName,Count,true) -> + rot_file_name(FileName,Count,false) ++ ".gz". + +compress_file(FileName) -> + {ok,In} = file:open(FileName,[read,binary]), + {ok,Out} = file:open(FileName++".gz",[write]), + Z = zlib:open(), + zlib:deflateInit(Z, default, deflated, 31, 8, default), + compress_data(Z,In,Out), + zlib:deflateEnd(Z), + zlib:close(Z), + _ = file:close(In), + _ = file:close(Out), + _ = file:delete(FileName), + ok. + +compress_data(Z,In,Out) -> + case file:read(In,100000) of + {ok,Data} -> + Compressed = zlib:deflate(Z, Data), + _ = file:write(Out,Compressed), + compress_data(Z,In,Out); + eof -> + Compressed = zlib:deflate(Z, <<>>, finish), + _ = file:write(Out,Compressed), + ok + end. + +decompress_file(FileName) -> + {ok,In} = file:open(FileName,[read,binary]), + {ok,Out} = file:open(filename:rootname(FileName,".gz"),[write]), + Z = zlib:open(), + zlib:inflateInit(Z, 31), + decompress_data(Z,In,Out), + zlib:inflateEnd(Z), + zlib:close(Z), + _ = file:close(In), + _ = file:close(Out), + _ = file:delete(FileName), + ok. + +decompress_data(Z,In,Out) -> + case file:read(In,1000) of + {ok,Data} -> + Decompressed = zlib:inflate(Z, Data), + _ = file:write(Out,Decompressed), + decompress_data(Z,In,Out); + eof -> + ok + end. + +maybe_notify_error(_Op, ok, _State) -> + ok; +maybe_notify_error(Op, Result, #{write_res:=WR,sync_res:=SR}) + when (Op==write andalso Result==WR) orelse + (Op==filesync andalso Result==SR) -> %% don't report same error twice - PrevResult; -maybe_notify_error(Op, Error, _PrevResult, FileName, HandlerName) -> + ok; +maybe_notify_error(Op, Error, #{handler_name:=HandlerName,file_name:=FileName}) -> logger_h_common:error_notify({HandlerName,Op,FileName,Error}), - Error. + ok. + +timestamp() -> + erlang:monotonic_time(millisecond). diff --git a/lib/kernel/src/net.erl b/lib/kernel/src/net.erl deleted file mode 100644 index 2d0ae2ed0c..0000000000 --- a/lib/kernel/src/net.erl +++ /dev/null @@ -1,40 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1996-2016. 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. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% --module(net). - -%% Various network functions, kept here for compatibility - --export([call/4, - cast/4, - broadcast/3, - ping/1, - relay/1, - sleep/1]). - --deprecated(module). - -call(N,M,F,A) -> rpc:call(N,M,F,A). -cast(N,M,F,A) -> rpc:cast(N,M,F,A). -broadcast(M,F,A) -> rpc:eval_everywhere(M,F,A). -ping(Node) -> net_adm:ping(Node). -sleep(T) -> receive after T -> ok end. -relay(X) -> slave:relay(X). - - diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl index 4915193196..83d3b4b5e1 100644 --- a/lib/kernel/src/net_kernel.erl +++ b/lib/kernel/src/net_kernel.erl @@ -1126,14 +1126,22 @@ do_disconnect(Node, State) -> {false, State} end. - disconnect_pid(Pid, State) -> exit(Pid, disconnect), + + %% This code used to only use exit + recv 'EXIT' to sync, + %% but since OTP-22 links are no longer broken atomically + %% so the exit message below can arrive before any remaining + %% exit messages have killed the distribution port + Ref = erlang:monitor(process, Pid), %% Sync wait for connection to die!!! receive - {'EXIT',Pid,Reason} -> - {_,State1} = handle_exit(Pid, Reason, State), - {true, State1} + {'DOWN',Ref,_,_,_} -> + receive + {'EXIT',Pid,Reason} -> + {_,State1} = handle_exit(Pid, Reason, State), + {true, State1} + end end. %% diff --git a/lib/kernel/src/standard_error.erl b/lib/kernel/src/standard_error.erl index 5d649e5f94..ef5b532960 100644 --- a/lib/kernel/src/standard_error.erl +++ b/lib/kernel/src/standard_error.erl @@ -27,7 +27,8 @@ -define(PROCNAME_SUP, standard_error_sup). %% Defines for control ops --define(CTRL_OP_GET_WINSIZE,100). +-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900). +-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)). %% %% The basic server and start-up. diff --git a/lib/kernel/src/user.erl b/lib/kernel/src/user.erl index 872e63ab53..0c9e1ea303 100644 --- a/lib/kernel/src/user.erl +++ b/lib/kernel/src/user.erl @@ -28,7 +28,8 @@ -define(NAME, user). %% Defines for control ops --define(CTRL_OP_GET_WINSIZE,100). +-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900). +-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)). %% %% The basic server and start-up. diff --git a/lib/kernel/src/user_drv.erl b/lib/kernel/src/user_drv.erl index 9f914aa222..08286dd476 100644 --- a/lib/kernel/src/user_drv.erl +++ b/lib/kernel/src/user_drv.erl @@ -32,9 +32,10 @@ -define(OP_BEEP,4). -define(OP_PUTC_SYNC,5). % Control op --define(CTRL_OP_GET_WINSIZE,100). --define(CTRL_OP_GET_UNICODE_STATE,101). --define(CTRL_OP_SET_UNICODE_STATE,102). +-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900). +-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)). +-define(CTRL_OP_GET_UNICODE_STATE, (101 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)). +-define(CTRL_OP_SET_UNICODE_STATE, (102 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)). %% start() %% start(ArgumentList) |