diff options
Diffstat (limited to 'lib/kernel')
56 files changed, 1638 insertions, 1420 deletions
diff --git a/lib/kernel/doc/src/code.xml b/lib/kernel/doc/src/code.xml index 1bd52040a0..819da544c3 100644 --- a/lib/kernel/doc/src/code.xml +++ b/lib/kernel/doc/src/code.xml @@ -101,30 +101,6 @@ </section> <section> - <title>Code Path Cache</title> - <p>The code server incorporates a code path cache. The cache - functionality is disabled by default. To activate it, start - the emulator with the command line flag <c>-code_path_cache</c> - or call <c>code:rehash()</c>. When the cache is created (or - updated), the code server searches for modules in the code path - directories. This may take some time if the the code path is long. - After the cache creation, the time for loading modules in a large - system (one with a large directory structure) is significantly - reduced compared to having the cache disabled. The code server - is able to look up the location of a module from the cache in - constant time instead of having to search through the code path - directories.</p> - <p>Application resource files (<c>.app</c> files) are also stored - in the code path cache. This feature is used by the application - controller (see - <seealso marker="application">application(3)</seealso>) to load - applications efficiently in large systems.</p> - <p>Note that when the code path cache is created (or updated), any - relative directory names in the code path are converted to - absolute.</p> - </section> - - <section> <title>Loading of Code From Archive Files</title> <warning><p>The support for loading of code from archive files is @@ -334,6 +310,10 @@ <datatype> <name name="load_error_rsn"/> </datatype> + <datatype> + <name name="prepared_code"/> + <desc>An opaque term holding prepared code.</desc> + </datatype> </datatypes> <funcs> @@ -503,6 +483,138 @@ </desc> </func> <func> + <name name="atomic_load" arity="1"/> + <fsummary>Load a list of modules atomically</fsummary> + <desc> + <p>Tries to load all of the modules in the list + <c><anno>Modules</anno></c> atomically. That means that + either all modules are loaded at the same time, or + none of the modules are loaded if there is a problem with any + of the modules.</p> + <p>Loading can fail for one the following reasons:</p> + <taglist> + <tag><c>badfile</c></tag> + <item> + <p>The object code has an incorrect format or the module + name in the object code is not the expected module name.</p> + </item> + <tag><c>nofile</c></tag> + <item> + <p>No file with object code exists.</p> + </item> + <tag><c>on_load_not_allowed</c></tag> + <item> + <p>A module contains an + <seealso marker="doc/reference_manual:code_loading#on_load">-on_load function</seealso>.</p> + </item> + <tag><c>duplicated</c></tag> + <item> + <p>A module is included more than once in + <c><anno>Modules</anno></c>.</p> + </item> + <tag><c>not_purged</c></tag> + <item> + <p>The object code can not be loaded because an old version + of the code already exists.</p> + </item> + <tag><c>sticky_directory</c></tag> + <item> + <p>The object code resides in a sticky directory.</p> + </item> + <tag><c>pending_on_load</c></tag> + <item> + <p>A previously loaded module contains an + <c>-on_load</c> function that never finished.</p> + </item> + </taglist> + <p>If it is important to minimize the time that an application + is inactive while changing code, use + <seealso marker="#prepare_loading/1">prepare_loading/1</seealso> + and + <seealso marker="#finish_loading/1">finish_loading/1</seealso> + instead of <c>atomic_load/1</c>. Here is an example:</p> +<pre> +{ok,Prepared} = code:prepare_loading(Modules), +%% Put the application into an inactive state or do any +%% other preparation needed before changing the code. +ok = code:finish_loading(Prepared), +%% Resume the application.</pre> + </desc> + </func> + <func> + <name name="prepare_loading" arity="1"/> + <fsummary>Prepare a list of modules atomically</fsummary> + <desc> + <p>Prepares to load the modules in the list + <c><anno>Modules</anno></c>. + Finish the loading by calling + <seealso marker="#finish_loading/1">finish_loading(Prepared)</seealso>.</p> + <p>This function can fail with one of the following error reasons:</p> + <taglist> + <tag><c>badfile</c></tag> + <item> + <p>The object code has an incorrect format or the module + name in the object code is not the expected module name.</p> + </item> + <tag><c>nofile</c></tag> + <item> + <p>No file with object code exists.</p> + </item> + <tag><c>on_load_not_allowed</c></tag> + <item> + <p>A module contains an + <seealso marker="doc/reference_manual:code_loading#on_load">-on_load function</seealso>.</p> + </item> + <tag><c>duplicated</c></tag> + <item> + <p>A module is included more than once in + <c><anno>Modules</anno></c>.</p> + </item> + </taglist> + </desc> + </func> + <func> + <name name="finish_loading" arity="1"/> + <fsummary>Finish loading a list of prepared modules atomically</fsummary> + <desc> + <p>Tries to load code for all modules that have been previously + prepared by + <seealso marker="#prepare_loading/1">prepare_loading/1</seealso>. + The loading occurs atomically, meaning that + either all modules are loaded at the same time, or + none of the modules are loaded.</p> + <p>This function can fail with one of the following error reasons:</p> + <taglist> + <tag><c>not_purged</c></tag> + <item> + <p>The object code can not be loaded because an old version + of the code already exists.</p> + </item> + <tag><c>sticky_directory</c></tag> + <item> + <p>The object code resides in a sticky directory.</p> + </item> + <tag><c>pending_on_load</c></tag> + <item> + <p>A previously loaded module contains an + <c>-on_load</c> function that never finished.</p> + </item> + </taglist> + </desc> + </func> + <func> + <name name="ensure_modules_loaded" arity="1"/> + <fsummary>Ensure that a list of modules is loaded</fsummary> + <desc> + <p>Tries to load any modules not already loaded in the list + <c><anno>Modules</anno></c> in the same way as + <seealso marker="#load_file/1">load_file/1</seealso>.</p> + <p>Returns <c>ok</c> if successful, or + <c>{error,[{Module,Reason}]}</c> if loading of some modules fails. + See <seealso marker="#error_reasons">Error Reasons for Code-Loading Functions</seealso> for a description of other possible error reasons.</p> + </desc> + </func> + <func> <name name="delete" arity="1"/> <fsummary>Removes current code for a module</fsummary> <desc> @@ -733,13 +845,6 @@ rpc:call(Node, code, load_binary, [Module, Filename, Binary]), </desc> </func> <func> - <name name="rehash" arity="0"/> - <fsummary>Rehash or create code path cache</fsummary> - <desc> - <p>This function creates or rehashes the code path cache.</p> - </desc> - </func> - <func> <name name="where_is_file" arity="1"/> <fsummary>Full name of a file located in the code path</fsummary> <desc> @@ -747,10 +852,7 @@ rpc:call(Node, code, load_binary, [Module, Filename, Binary]), arbitrary type. If found, the full name is returned. <c>non_existing</c> is returned if the file cannot be found. The function can be useful, for example, to locate - application resource files. If the code path cache is used, - the code server will efficiently read the full name from - the cache, provided that <c><anno>Filename</anno></c> is an object code - file or an <c>.app</c> file.</p> + application resource files.</p> </desc> </func> <func> diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml index 5341a793ef..b625ddba5d 100644 --- a/lib/kernel/doc/src/notes.xml +++ b/lib/kernel/doc/src/notes.xml @@ -529,8 +529,7 @@ Erlang/OTP has been ported to the realtime operating system OSE. The port supports both smp and non-smp emulator. For details around the port and how to started - see the User's Guide in the <seealso - marker="ose:ose_intro">ose</seealso> application. </p> + see the User's Guide in the ose application. </p> <p> Note that not all parts of Erlang/OTP has been ported. </p> <p> diff --git a/lib/kernel/doc/src/os.xml b/lib/kernel/doc/src/os.xml index 682d4a2eac..165160a909 100644 --- a/lib/kernel/doc/src/os.xml +++ b/lib/kernel/doc/src/os.xml @@ -37,6 +37,7 @@ use these functions can be of help in enabling a program to run on most platforms.</p> </description> + <funcs> <func> <name name="cmd" arity="1"/> @@ -210,6 +211,30 @@ format_utc_timestamp() -> </desc> </func> <func> + <name name="perf_counter" arity="0"/> + <fsummary>Returns a performance counter</fsummary> + <desc> + <p>Returns the current performance counter value in <c>perf_counter</c> + <seealso marker="erts:erlang#type_time_unit">time unit</seealso>. + This is a highly optimized call that might not be traceable. + </p> + </desc> + </func> + <func> + <name name="perf_counter" arity="1"/> + <fsummary>Returns a performance counter</fsummary> + <desc><p>Returns a performance counter that can be used as a very fast and + high resolution timestamp. This counter is read directly from the hardware or operating + system with the same guarantees. This means that two consecutive calls + to the function are not guaranteed to be monotonic, though it most likely will be. + The performance counter till be converted to the resolution passed as an argument.</p> + <pre>1> <input>T1 = os:perf_counter(1000),receive after 10000 -> ok end,T2 = os:perf_counter(1000).</input> +176525861 +2> <input>T2 - T1.</input> +10004</pre> + </desc> + </func> + <func> <name name="type" arity="0"/> <fsummary>Return the OS family and, in some cases, OS name of the current operating system</fsummary> <desc> diff --git a/lib/kernel/doc/src/ref_man.xml.src b/lib/kernel/doc/src/ref_man.xml.src deleted file mode 100644 index 7eb48a5f1d..0000000000 --- a/lib/kernel/doc/src/ref_man.xml.src +++ /dev/null @@ -1,68 +0,0 @@ -<?xml version="1.0" encoding="utf-8" ?> -<!DOCTYPE application SYSTEM "application.dtd"> - -<application xmlns:xi="http://www.w3.org/2001/XInclude"> - <header> - <copyright> - <year>1996</year><year>2013</year> - <holder>Ericsson AB. All Rights Reserved.</holder> - </copyright> - <legalnotice> - 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. - - </legalnotice> - - <title>Kernel Reference Manual</title> - <prepared></prepared> - <docno></docno> - <date></date> - <rev></rev> - </header> - <description> - <p>The <em>Kernel</em> application has all the code necessary to run - the Erlang runtime system itself: file servers and code servers - and so on.</p> - </description> - <xi:include href="kernel_app.xml"/> - <xi:include href="application.xml"/> - <xi:include href="auth.xml"/> - <xi:include href="code.xml"/> - <xi:include href="disk_log.xml"/> - <xi:include href="erl_boot_server.xml"/> - <xi:include href="erl_ddll.xml"/> - <xi:include href="erl_prim_loader_stub.xml"/> - <xi:include href="erlang_stub.xml"/> - <xi:include href="error_handler.xml"/> - <xi:include href="error_logger.xml"/> - <xi:include href="file.xml"/> - <xi:include href="gen_tcp.xml"/> - <xi:include href="gen_udp.xml"/> - <xi:include href="gen_sctp.xml"/> - <xi:include href="global.xml"/> - <xi:include href="global_group.xml"/> - <xi:include href="heart.xml"/> - <xi:include href="inet.xml"/> - <xi:include href="inet_res.xml"/> - <xi:include href="init_stub.xml"/> - <xi:include href="net_adm.xml"/> - <xi:include href="net_kernel.xml"/> - <xi:include href="os.xml"/> - <xi:include href="pg2.xml"/> - <xi:include href="rpc.xml"/> - <xi:include href="seq_trace.xml"/> - <xi:include href="user.xml"/> - <xi:include href="wrap_log_reader.xml"/> - <xi:include href="zlib_stub.xml"/> - <xi:include href="app.xml"/> - <xi:include href="config.xml"/> -</application> diff --git a/lib/kernel/include/file.hrl b/lib/kernel/include/file.hrl index 7cf033f7f5..36112bb040 100644 --- a/lib/kernel/include/file.hrl +++ b/lib/kernel/include/file.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2015. 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. @@ -23,37 +23,40 @@ %%-------------------------------------------------------------------------- -record(file_info, - {size :: non_neg_integer(), % Size of file in bytes. - type :: 'device' | 'directory' | 'other' | 'regular' | 'symlink', - access :: 'read' | 'write' | 'read_write' | 'none', - atime :: file:date_time() | non_neg_integer(), + {size :: non_neg_integer() | 'undefined', % Size of file in bytes. + type :: 'device' | 'directory' | 'other' | 'regular' | 'symlink' + | 'undefined', + access :: 'read' | 'write' | 'read_write' | 'none' | 'undefined', + atime :: file:date_time() | non_neg_integer() | 'undefined', % The local time the file was last read: % {{Year, Mon, Day}, {Hour, Min, Sec}}. % atime, ctime, mtime may also be unix epochs() - mtime :: file:date_time() | non_neg_integer(), + mtime :: file:date_time() | non_neg_integer() | 'undefined', % The local time the file was last written. - ctime :: file:date_time() | non_neg_integer(), + ctime :: file:date_time() | non_neg_integer() | 'undefined', % The interpretation of this time field % is dependent on operating system. % On Unix it is the last time the file % or the inode was changed. On Windows, % it is the creation time. - mode :: non_neg_integer(), % File permissions. On Windows, + mode :: non_neg_integer() | 'undefined', + % File permissions. On Windows, % the owner permissions will be % duplicated for group and user. - links :: non_neg_integer(), + links :: non_neg_integer() | 'undefined', % Number of links to the file (1 if the % filesystem doesn't support links). - major_device :: non_neg_integer(), + major_device :: non_neg_integer() | 'undefined', % Identifies the file system (Unix), % or the drive number (A: = 0, B: = 1) % (Windows). %% The following are Unix specific. %% They are set to zero on other operating systems. - minor_device :: non_neg_integer(), % Only valid for devices. - inode :: non_neg_integer(), % Inode number for file. - uid :: non_neg_integer(), % User id for owner. - gid :: non_neg_integer()}). % Group id for owner. + minor_device :: non_neg_integer() | 'undefined', + % Only valid for devices. + inode :: non_neg_integer() | 'undefined', % Inode number for file. + uid :: non_neg_integer() | 'undefined', % User id for owner. + gid :: non_neg_integer() | 'undefined'}). % Group id for owner. -record(file_descriptor, diff --git a/lib/kernel/src/code.erl b/lib/kernel/src/code.erl index 7237550786..0882cb170c 100644 --- a/lib/kernel/src/code.erl +++ b/lib/kernel/src/code.erl @@ -28,11 +28,15 @@ get_path/0, load_file/1, ensure_loaded/1, + ensure_modules_loaded/1, load_abs/1, load_abs/2, load_binary/3, load_native_partial/2, load_native_sticky/3, + atomic_load/1, + prepare_loading/1, + finish_loading/1, delete/1, purge/1, soft_purge/1, @@ -60,7 +64,7 @@ del_path/1, replace_path/2, rehash/0, - start_link/0, start_link/1, + start_link/0, which/1, where_is_file/1, where_is_file/2, @@ -68,7 +72,10 @@ clash/0, get_mode/0]). +-deprecated({rehash,0,next_major_release}). + -export_type([load_error_rsn/0, load_ret/0]). +-export_type([prepared_code/0]). -include_lib("kernel/include/file.hrl"). @@ -86,6 +93,11 @@ -type loaded_ret_atoms() :: 'cover_compiled' | 'preloaded'. -type loaded_filename() :: (Filename :: file:filename()) | loaded_ret_atoms(). +-define(PREPARED, '$prepared$'). +-opaque prepared_code() :: + {?PREPARED,[{module(),{binary(),string(),_}}]}. + + %%% BIFs -export([get_chunk/2, is_module_native/1, make_stub_module/3, module_md5/1]). @@ -294,23 +306,328 @@ replace_path(Name, Dir) when (is_atom(Name) orelse is_list(Name)), call({replace_path,Name,Dir}). -spec rehash() -> 'ok'. -rehash() -> call(rehash). +rehash() -> + cache_warning(), + ok. -spec get_mode() -> 'embedded' | 'interactive'. get_mode() -> call(get_mode). +%%% +%%% Loading of several modules in parallel. +%%% + +-spec ensure_modules_loaded([Module]) -> + 'ok' | {'error',[{Module,What}]} when + Module :: module(), + What :: badfile | nofile | on_load_failure. + +ensure_modules_loaded(Modules) when is_list(Modules) -> + case prepare_ensure(Modules, []) of + Ms when is_list(Ms) -> + ensure_modules_loaded_1(Ms); + error -> + error(function_clause, [Modules]) + end. + +ensure_modules_loaded_1(Ms0) -> + Ms = lists:usort(Ms0), + {Prep,Error0} = load_mods(Ms), + {OnLoad,Normal} = partition_on_load(Prep), + Error1 = case finish_loading(Normal, true) of + ok -> Error0; + {error,Err} -> Err ++ Error0 + end, + ensure_modules_loaded_2(OnLoad, Error1). + +ensure_modules_loaded_2([{M,_}|Ms], Errors) -> + case ensure_loaded(M) of + {module,M} -> + ensure_modules_loaded_2(Ms, Errors); + {error,Err} -> + ensure_modules_loaded_2(Ms, [{M,Err}|Errors]) + end; +ensure_modules_loaded_2([], []) -> + ok; +ensure_modules_loaded_2([], [_|_]=Errors) -> + {error,Errors}. + +prepare_ensure([M|Ms], Acc) when is_atom(M) -> + case erlang:module_loaded(M) of + true -> + prepare_ensure(Ms, Acc); + false -> + prepare_ensure(Ms, [M|Acc]) + end; +prepare_ensure([], Acc) -> + Acc; +prepare_ensure(_, _) -> + error. + +-spec atomic_load(Modules) -> 'ok' | {'error',[{Module,What}]} when + Modules :: [Module | {Module, Filename, Binary}], + Module :: module(), + Filename :: file:filename(), + Binary :: binary(), + What :: 'badfile' | 'nofile' | 'on_load_not_allowed' | 'duplicated' | + 'not_purged' | 'sticky_directory' | 'pending_on_load'. + +atomic_load(Modules) -> + case do_prepare_loading(Modules) of + {ok,Prep} -> + finish_loading(Prep, false); + {error,_}=Error -> + Error; + badarg -> + error(function_clause, [Modules]) + end. + +-spec prepare_loading(Modules) -> + {'ok',Prepared} | {'error',[{Module,What}]} when + Modules :: [Module | {Module, Filename, Binary}], + Module :: module(), + Filename :: file:filename(), + Binary :: binary(), + Prepared :: prepared_code(), + What :: 'badfile' | 'nofile' | 'on_load_not_allowed' | 'duplicated'. + +prepare_loading(Modules) -> + case do_prepare_loading(Modules) of + {ok,Prep} -> + {ok,{?PREPARED,Prep}}; + {error,_}=Error -> + Error; + badarg -> + error(function_clause, [Modules]) + end. + +-spec finish_loading(Prepared) -> 'ok' | {'error',[{Module,What}]} when + Prepared :: prepared_code(), + Module :: module(), + What :: 'not_purged' | 'sticky_directory' | 'pending_on_load'. + +finish_loading({?PREPARED,Prepared}=Arg) when is_list(Prepared) -> + case verify_prepared(Prepared) of + ok -> + finish_loading(Prepared, false); + error -> + error(function_clause, [Arg]) + end. + +partition_load([Item|T], Bs, Ms) -> + case Item of + {M,File,Bin} when is_atom(M) andalso + is_list(File) andalso + is_binary(Bin) -> + partition_load(T, [Item|Bs], Ms); + M when is_atom(M) -> + partition_load(T, Bs, [Item|Ms]); + _ -> + error + end; +partition_load([], Bs, Ms) -> + {Bs,Ms}. + +do_prepare_loading(Modules) -> + case partition_load(Modules, [], []) of + {ModBins,Ms} -> + case prepare_loading_1(ModBins, Ms) of + {error,_}=Error -> + Error; + Prep when is_list(Prep) -> + {ok,Prep} + end; + error -> + badarg + end. + +prepare_loading_1(ModBins, Ms) -> + %% erlang:finish_loading/1 *will* detect duplicates. + %% However, we want to detect all errors that can be detected + %% by only examining the input data before call the LastAction + %% fun. + case prepare_check_uniq(ModBins, Ms) of + ok -> + prepare_loading_2(ModBins, Ms); + Error -> + Error + end. + +prepare_loading_2(ModBins, Ms) -> + {Prep0,Error0} = load_bins(ModBins), + {Prep1,Error1} = load_mods(Ms), + case Error0 ++ Error1 of + [] -> + prepare_loading_3(Prep0 ++ Prep1); + [_|_]=Error -> + {error,Error} + end. + +prepare_loading_3(Prep) -> + case partition_on_load(Prep) of + {[_|_]=OnLoad,_} -> + Error = [{M,on_load_not_allowed} || {M,_} <- OnLoad], + {error,Error}; + {[],_} -> + Prep + end. + +prepare_check_uniq([{M,_,_}|T], Ms) -> + prepare_check_uniq(T, [M|Ms]); +prepare_check_uniq([], Ms) -> + prepare_check_uniq_1(lists:sort(Ms), []). + +prepare_check_uniq_1([M|[M|_]=Ms], Acc) -> + prepare_check_uniq_1(Ms, [{M,duplicated}|Acc]); +prepare_check_uniq_1([_|Ms], Acc) -> + prepare_check_uniq_1(Ms, Acc); +prepare_check_uniq_1([], []) -> + ok; +prepare_check_uniq_1([], [_|_]=Errors) -> + {error,Errors}. + +partition_on_load(Prep) -> + P = fun({_,{Bin,_,_}}) -> + erlang:has_prepared_code_on_load(Bin) + end, + lists:partition(P, Prep). + +verify_prepared([{M,{Prep,Name,_Native}}|T]) + when is_atom(M), is_binary(Prep), is_list(Name) -> + try erlang:has_prepared_code_on_load(Prep) of + false -> + verify_prepared(T); + _ -> + error + catch + error:_ -> + error + end; +verify_prepared([]) -> + ok; +verify_prepared(_) -> + error. + +finish_loading(Prepared0, EnsureLoaded) -> + Prepared = [{M,{Bin,File}} || {M,{Bin,File,_}} <- Prepared0], + Native0 = [{M,Code} || {M,{_,_,Code}} <- Prepared0, + Code =/= undefined], + case call({finish_loading,Prepared,EnsureLoaded}) of + ok -> + finish_loading_native(Native0); + {error,Errors}=E when EnsureLoaded -> + S0 = sofs:relation(Errors), + S1 = sofs:domain(S0), + R0 = sofs:relation(Native0), + R1 = sofs:drestriction(R0, S1), + Native = sofs:to_external(R1), + finish_loading_native(Native), + E; + {error,_}=E -> + E + end. + +finish_loading_native([{Mod,Code}|Ms]) -> + _ = load_native_partial(Mod, Code), + finish_loading_native(Ms); +finish_loading_native([]) -> + ok. + +load_mods([]) -> + {[],[]}; +load_mods(Mods) -> + Path = get_path(), + F = prepare_loading_fun(), + {ok,{Succ,Error0}} = erl_prim_loader:get_modules(Mods, F, Path), + Error = [case E of + badfile -> {M,E}; + _ -> {M,nofile} + end || {M,E} <- Error0], + {Succ,Error}. + +load_bins([]) -> + {[],[]}; +load_bins(BinItems) -> + F = prepare_loading_fun(), + do_par(F, BinItems). + +-type prep_fun_type() :: fun((module(), file:filename(), binary()) -> + {ok,_} | {error,_}). + +-spec prepare_loading_fun() -> prep_fun_type(). + +prepare_loading_fun() -> + GetNative = get_native_fun(), + fun(Mod, FullName, Beam) -> + case erlang:prepare_loading(Mod, Beam) of + Prepared when is_binary(Prepared) -> + {ok,{Prepared,FullName,GetNative(Beam)}}; + {error,_}=Error -> + Error + end + end. + +get_native_fun() -> + Architecture = erlang:system_info(hipe_architecture), + try hipe_unified_loader:chunk_name(Architecture) of + ChunkTag -> + fun(Beam) -> code:get_chunk(Beam, ChunkTag) end + catch _:_ -> + fun(_) -> undefined end + end. + +do_par(Fun, L) -> + {_,Ref} = spawn_monitor(do_par_fun(Fun, L)), + receive + {'DOWN',Ref,process,_,Res} -> + Res + end. + +-spec do_par_fun(prep_fun_type(), list()) -> fun(() -> no_return()). + +do_par_fun(Fun, L) -> + fun() -> + _ = [spawn_monitor(do_par_fun_2(Fun, Item)) || + Item <- L], + exit(do_par_recv(length(L), [], [])) + end. + +-spec do_par_fun_2(prep_fun_type(), + {module(),file:filename(),binary()}) -> + fun(() -> no_return()). + +do_par_fun_2(Fun, Item) -> + fun() -> + {Mod,Filename,Bin} = Item, + try Fun(Mod, Filename, Bin) of + {ok,Res} -> + exit({good,{Mod,Res}}); + {error,Error} -> + exit({bad,{Mod,Error}}) + catch + _:Error -> + exit({bad,{Mod,Error}}) + end + end. + +do_par_recv(0, Good, Bad) -> + {Good,Bad}; +do_par_recv(N, Good, Bad) -> + receive + {'DOWN',_,process,_,{good,Res}} -> + do_par_recv(N-1, [Res|Good], Bad); + {'DOWN',_,process,_,{bad,Res}} -> + do_par_recv(N-1, Good, [Res|Bad]) + end. + %%----------------------------------------------------------------- call(Req) -> - code_server:call(code_server, Req). + code_server:call(Req). -spec start_link() -> {'ok', pid()} | {'error', 'crash'}. start_link() -> - start_link([stick]). - --spec start_link(Flags :: [atom()]) -> {'ok', pid()} | {'error', 'crash'}. -start_link(Flags) -> - do_start(Flags). + do_start(). %%----------------------------------------------------------------- %% In the init phase, code must not use any modules not yet loaded, @@ -322,35 +639,21 @@ start_link(Flags) -> %% us, so the module is loaded. %%----------------------------------------------------------------- -do_start(Flags) -> +do_start() -> + maybe_warn_for_cache(), load_code_server_prerequisites(), - Mode = get_mode(Flags), - case init:get_argument(root) of - {ok,[[Root0]]} -> - Root = filename:join([Root0]), % Normalize. Use filename - case code_server:start_link([Root,Mode]) of - {ok,_Pid} = Ok2 -> - if - Mode =:= interactive -> - case lists:member(stick, Flags) of - true -> do_stick_dirs(); - _ -> ok - end; - true -> - ok - end, - %% Quietly load native code for all modules loaded so far - Architecture = erlang:system_info(hipe_architecture), - load_native_code_for_all_loaded(Architecture), - Ok2; - Other -> - Other - end; - Other -> - error_logger:error_msg("Can not start code server ~w ~n", [Other]), - {error, crash} - end. + {ok,[[Root0]]} = init:get_argument(root), + Mode = start_get_mode(), + Root = filename:join([Root0]), % Normalize. + Res = code_server:start_link([Root,Mode]), + + maybe_stick_dirs(Mode), + + %% Quietly load native code for all modules loaded so far. + Architecture = erlang:system_info(hipe_architecture), + load_native_code_for_all_loaded(Architecture), + Res. %% Make sure that all modules that the code_server process calls %% (directly or indirectly) are loaded. Otherwise the code_server @@ -370,6 +673,16 @@ load_code_server_prerequisites() -> _ = [M = M:module_info(module) || M <- Needed], ok. +maybe_stick_dirs(interactive) -> + case init:get_argument(nostick) of + {ok,[[]]} -> + ok; + _ -> + do_stick_dirs() + end; +maybe_stick_dirs(_) -> + ok. + do_stick_dirs() -> do_s(compiler), do_s(stdlib), @@ -387,19 +700,12 @@ do_s(Lib) -> ok end. -get_mode(Flags) -> - case lists:member(embedded, Flags) of - true -> +start_get_mode() -> + case init:get_argument(mode) of + {ok,[["embedded"]]} -> embedded; - _Otherwise -> - case init:get_argument(mode) of - {ok,[["embedded"]]} -> - embedded; - {ok,[["minimal"]]} -> - minimal; - _Else -> - interactive - end + _ -> + interactive end. %% Find out which version of a particular module we would @@ -453,30 +759,14 @@ which(File, Base, [Directory|Tail]) -> Filename :: file:filename(), Absname :: file:filename(). where_is_file(File) when is_list(File) -> - case call({is_cached,File}) of - no -> - Path = get_path(), - which(File, ".", Path); - Dir -> - filename:join(Dir, File) - end. + Path = get_path(), + which(File, ".", Path). -spec where_is_file(Path :: file:filename(), Filename :: file:filename()) -> file:filename() | 'non_existing'. where_is_file(Path, File) when is_list(Path), is_list(File) -> - CodePath = get_path(), - if - Path =:= CodePath -> - case call({is_cached, File}) of - no -> - which(File, ".", Path); - Dir -> - filename:join(Dir, File) - end; - true -> - which(File, ".", Path) - end. + which(File, ".", Path). -spec set_primary_archive(ArchiveFile :: file:filename(), ArchiveBin :: binary(), @@ -554,6 +844,22 @@ has_ext(Ext, Extlen, File) -> end. %%% +%%% Warning for deprecated code path cache. +%%% + +maybe_warn_for_cache() -> + case init:get_argument(code_path_cache) of + {ok, _} -> + cache_warning(); + error -> + ok + end. + +cache_warning() -> + W = "The code path cache functionality has been removed", + error_logger:warning_report(W). + +%%% %%% Silently load native code for all modules loaded so far. %%% diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl index 614219794c..6262407354 100644 --- a/lib/kernel/src/code_server.erl +++ b/lib/kernel/src/code_server.erl @@ -22,29 +22,28 @@ %% This file holds the server part of the code_server. -export([start_link/1, - call/2, - system_continue/3, - system_terminate/4, + call/1, system_code_change/4, error_msg/2, info_msg/2 ]). -include_lib("kernel/include/file.hrl"). +-include_lib("stdlib/include/ms_transform.hrl"). -import(lists, [foreach/2]). --define(ANY_NATIVE_CODE_LOADED, any_native_code_loaded). +-type on_load_item() :: {reference(),module(),file:name_all(),[pid()]}. --record(state, {supervisor, - root, - path, - moddb, - namedb, - cache = no_cache, - mode = interactive, - on_load = []}). +-record(state, {supervisor :: pid(), + root :: file:name_all(), + path :: [file:name_all()], + moddb :: ets:tab(), + namedb :: ets:tab(), + mode = interactive :: 'interactive' | 'embedded', + on_load = [] :: [on_load_item()]}). -type state() :: #state{}. +-spec start_link([term()]) -> {'ok', pid()}. start_link(Args) -> Ref = make_ref(), Parent = self(), @@ -59,7 +58,7 @@ start_link(Args) -> %% Init the code_server process. %% ----------------------------------------------------------- -init(Ref, Parent, [Root,Mode0]) -> +init(Ref, Parent, [Root,Mode]) -> register(?MODULE, self()), process_flag(trap_exit, true), @@ -70,12 +69,6 @@ init(Ref, Parent, [Root,Mode0]) -> end, erlang:pre_loaded()), ets:insert(Db, init:fetch_loaded()), - Mode = - case Mode0 of - minimal -> interactive; - _ -> Mode0 - end, - IPath = case Mode of interactive -> @@ -89,24 +82,15 @@ init(Ref, Parent, [Root,Mode0]) -> end, Path = add_loader_path(IPath, Mode), - State0 = #state{root = Root, - path = Path, - moddb = Db, - namedb = init_namedb(Path), - mode = Mode}, - - State = - case init:get_argument(code_path_cache) of - {ok, _} -> - create_cache(State0); - error -> - State0 - end, - - put(?ANY_NATIVE_CODE_LOADED, false), + State = #state{supervisor = Parent, + root = Root, + path = Path, + moddb = Db, + namedb = init_namedb(Path), + mode = Mode}, Parent ! {Ref,{ok,self()}}, - loop(State#state{supervisor = Parent}). + loop(State). get_user_lib_dirs() -> case os:getenv("ERL_LIBS") of @@ -142,8 +126,9 @@ split_paths([C|T], S, Path, Paths) -> split_paths([], _S, Path, Paths) -> lists:reverse(Paths, [lists:reverse(Path)]). -call(Name, Req) -> - Name ! {code_call, self(), Req}, +-spec call(term()) -> term(). +call(Req) -> + ?MODULE ! {code_call, self(), Req}, receive {?MODULE, Reply} -> Reply @@ -255,59 +240,33 @@ handle_call({dir,Dir}, {_From,_Tag}, S) -> Resp = do_dir(Root,Dir,S#state.namedb), {reply,Resp,S}; -handle_call({load_file,Mod}, Caller, St) -> - case modp(Mod) of - false -> - {reply,{error,badarg},St}; - true -> - load_file(Mod, Caller, St) - end; +handle_call({load_file,Mod}, Caller, St) when is_atom(Mod) -> + load_file(Mod, Caller, St); handle_call({add_path,Where,Dir0}, {_From,_Tag}, - #state{cache=Cache0,namedb=Namedb,path=Path0}=S) -> - case Cache0 of - no_cache -> - {Resp,Path} = add_path(Where, Dir0, Path0, Namedb), - {reply,Resp,S#state{path=Path}}; - _ -> - Dir = absname(Dir0), %% Cache always expands the path - {Resp,Path} = add_path(Where, Dir, Path0, Namedb), - Cache = update_cache([Dir], Where, Cache0), - {reply,Resp,S#state{path=Path,cache=Cache}} - end; + #state{namedb=Namedb,path=Path0}=S) -> + {Resp,Path} = add_path(Where, Dir0, Path0, Namedb), + {reply,Resp,S#state{path=Path}}; handle_call({add_paths,Where,Dirs0}, {_From,_Tag}, - #state{cache=Cache0,namedb=Namedb,path=Path0}=S) -> - case Cache0 of - no_cache -> - {Resp,Path} = add_paths(Where, Dirs0, Path0, Namedb), - {reply,Resp,S#state{path=Path}}; - _ -> - %% Cache always expands the path - Dirs = [absname(Dir) || Dir <- Dirs0], - {Resp,Path} = add_paths(Where, Dirs, Path0, Namedb), - Cache=update_cache(Dirs,Where,Cache0), - {reply,Resp,S#state{cache=Cache,path=Path}} - end; + #state{namedb=Namedb,path=Path0}=S) -> + {Resp,Path} = add_paths(Where, Dirs0, Path0, Namedb), + {reply,Resp,S#state{path=Path}}; handle_call({set_path,PathList}, {_From,_Tag}, #state{path=Path0,namedb=Namedb}=S) -> {Resp,Path,NewDb} = set_path(PathList, Path0, Namedb), - {reply,Resp,rehash_cache(S#state{path=Path,namedb=NewDb})}; + {reply,Resp,S#state{path=Path,namedb=NewDb}}; handle_call({del_path,Name}, {_From,_Tag}, #state{path=Path0,namedb=Namedb}=S) -> {Resp,Path} = del_path(Name, Path0, Namedb), - {reply,Resp,rehash_cache(S#state{path=Path})}; + {reply,Resp,S#state{path=Path}}; handle_call({replace_path,Name,Dir}, {_From,_Tag}, #state{path=Path0,namedb=Namedb}=S) -> {Resp,Path} = replace_path(Name, Dir, Path0, Namedb), - {reply,Resp,rehash_cache(S#state{path=Path})}; - -handle_call(rehash, {_From,_Tag}, S0) -> - S = create_cache(S0), - {reply,ok,S}; + {reply,Resp,S#state{path=Path}}; handle_call(get_path, {_From,_Tag}, S) -> {reply,S#state.path,S}; @@ -321,75 +280,60 @@ handle_call({load_abs,File,Mod}, Caller, S) when is_atom(Mod) -> load_abs(File, Mod, Caller, S) end; -handle_call({load_binary,Mod,File,Bin}, Caller, S) -> +handle_call({load_binary,Mod,File,Bin}, Caller, S) when is_atom(Mod) -> do_load_binary(Mod, File, Bin, Caller, S); handle_call({load_native_partial,Mod,Bin}, {_From,_Tag}, S) -> Architecture = erlang:system_info(hipe_architecture), Result = (catch hipe_unified_loader:load(Mod, Bin, Architecture)), - Status = hipe_result_to_status(Result), + Status = hipe_result_to_status(Result, S), {reply,Status,S}; handle_call({load_native_sticky,Mod,Bin,WholeModule}, {_From,_Tag}, S) -> Architecture = erlang:system_info(hipe_architecture), Result = (catch hipe_unified_loader:load_module(Mod, Bin, WholeModule, Architecture)), - Status = hipe_result_to_status(Result), + Status = hipe_result_to_status(Result, S), {reply,Status,S}; -handle_call({ensure_loaded,Mod0}, Caller, St0) -> - Fun = fun (M, St) -> - case erlang:module_loaded(M) of - true -> - {reply,{module,M},St}; - false when St#state.mode =:= interactive -> - load_file(M, Caller, St); - false -> - {reply,{error,embedded},St} - end - end, - do_mod_call(Fun, Mod0, {error,badarg}, St0); - -handle_call({delete,Mod0}, {_From,_Tag}, S) -> - Fun = fun (M, St) -> - case catch erlang:delete_module(M) of - true -> - ets:delete(St#state.moddb, M), - {reply,true,St}; - _ -> - {reply,false,St} - end - end, - do_mod_call(Fun, Mod0, false, S); +handle_call({ensure_loaded,Mod}, Caller, St) when is_atom(Mod) -> + case erlang:module_loaded(Mod) of + true -> + {reply,{module,Mod},St}; + false when St#state.mode =:= interactive -> + load_file(Mod, Caller, St); + false -> + {reply,{error,embedded},St} + end; + +handle_call({delete,Mod}, {_From,_Tag}, St) when is_atom(Mod) -> + case catch erlang:delete_module(Mod) of + true -> + ets:delete(St#state.moddb, Mod), + {reply,true,St}; + _ -> + {reply,false,St} + end; -handle_call({purge,Mod0}, {_From,_Tag}, St0) -> - do_mod_call(fun (M, St) -> - {reply,do_purge(M),St} - end, Mod0, false, St0); +handle_call({purge,Mod}, {_From,_Tag}, St) when is_atom(Mod) -> + {reply,do_purge(Mod),St}; -handle_call({soft_purge,Mod0}, {_From,_Tag}, St0) -> - do_mod_call(fun (M, St) -> - {reply,do_soft_purge(M),St} - end, Mod0, true, St0); +handle_call({soft_purge,Mod}, {_From,_Tag}, St) when is_atom(Mod) -> + {reply,do_soft_purge(Mod),St}; -handle_call({is_loaded,Mod0}, {_From,_Tag}, St0) -> - do_mod_call(fun (M, St) -> - {reply,is_loaded(M, St#state.moddb),St} - end, Mod0, false, St0); +handle_call({is_loaded,Mod}, {_From,_Tag}, St) when is_atom(Mod) -> + {reply,is_loaded(Mod, St#state.moddb),St}; handle_call(all_loaded, {_From,_Tag}, S) -> Db = S#state.moddb, {reply,all_loaded(Db),S}; -handle_call({get_object_code,Mod0}, {_From,_Tag}, St0) -> - Fun = fun(M, St) -> - Path = St#state.path, - case mod_to_bin(Path, atom_to_list(M)) of - {_,Bin,FName} -> {reply,{M,Bin,FName},St}; - Error -> {reply,Error,St} - end - end, - do_mod_call(Fun, Mod0, error, St0); +handle_call({get_object_code,Mod}, {_From,_Tag}, St) when is_atom(Mod) -> + Path = St#state.path, + case mod_to_bin(Path, Mod) of + {_,Bin,FName} -> {reply,{Mod,Bin,FName},St}; + Error -> {reply,Error,St} + end; handle_call({is_sticky, Mod}, {_From,_Tag}, S) -> Db = S#state.moddb, @@ -398,9 +342,6 @@ handle_call({is_sticky, Mod}, {_From,_Tag}, S) -> handle_call(stop,{_From,_Tag}, S) -> {stop,normal,stopped,S}; -handle_call({is_cached,_File}, {_From,_Tag}, S=#state{cache=no_cache}) -> - {reply, no, S}; - handle_call({set_primary_archive, File, ArchiveBin, FileInfo, ParserFun}, {_From,_Tag}, S=#state{mode=Mode}) -> case erl_prim_loader:set_primary_archive(File, ArchiveBin, FileInfo, ParserFun) of {ok, Files} -> @@ -409,107 +350,16 @@ handle_call({set_primary_archive, File, ArchiveBin, FileInfo, ParserFun}, {_From {reply, Error, S} end; -handle_call({is_cached,File}, {_From,_Tag}, S=#state{cache=Cache}) -> - ObjExt = objfile_extension(), - Ext = filename:extension(File), - Type = case Ext of - ObjExt -> obj; - ".app" -> app; - _ -> undef - end, - if Type =:= undef -> - {reply, no, S}; - true -> - Key = {Type,list_to_atom(filename:rootname(File, Ext))}, - case ets:lookup(Cache, Key) of - [] -> - {reply, no, S}; - [{Key,Dir}] -> - {reply, Dir, S} - end - end; - handle_call(get_mode, {_From,_Tag}, S=#state{mode=Mode}) -> {reply, Mode, S}; +handle_call({finish_loading,Prepared,EnsureLoaded}, {_,_}, S) -> + {reply,finish_loading(Prepared, EnsureLoaded, S),S}; + handle_call(Other,{_From,_Tag}, S) -> error_msg(" ** Codeserver*** ignoring ~w~n ",[Other]), {noreply,S}. -do_mod_call(Action, Module, _Error, St) when is_atom(Module) -> - Action(Module, St); -do_mod_call(Action, Module, Error, St) -> - try list_to_atom(Module) of - Atom when is_atom(Atom) -> - Action(Atom, St) - catch - error:badarg -> - {reply,Error,St} - end. - -%% -------------------------------------------------------------- -%% Cache functions -%% -------------------------------------------------------------- - -create_cache(St = #state{cache = no_cache}) -> - Cache = ets:new(code_cache, [protected]), - rehash_cache(Cache, St); -create_cache(St) -> - rehash_cache(St). - -rehash_cache(St = #state{cache = no_cache}) -> - St; -rehash_cache(St = #state{cache = OldCache}) -> - ets:delete(OldCache), - Cache = ets:new(code_cache, [protected]), - rehash_cache(Cache, St). - -rehash_cache(Cache, St = #state{path = Path}) -> - Exts = [{obj,objfile_extension()}, {app,".app"}], - {Cache,NewPath} = locate_mods(lists:reverse(Path), first, Exts, Cache, []), - St#state{cache = Cache, path=NewPath}. - -update_cache(Dirs, Where, Cache0) -> - Exts = [{obj,objfile_extension()}, {app,".app"}], - {Cache, _} = locate_mods(Dirs, Where, Exts, Cache0, []), - Cache. - -locate_mods([Dir0|Path], Where, Exts, Cache, Acc) -> - Dir = absname(Dir0), %% Cache always expands the path - case erl_prim_loader:list_dir(Dir) of - {ok, Files} -> - Cache = filter_mods(Files, Where, Exts, Dir, Cache), - locate_mods(Path, Where, Exts, Cache, [Dir|Acc]); - error -> - locate_mods(Path, Where, Exts, Cache, Acc) - end; -locate_mods([], _, _, Cache, Path) -> - {Cache,Path}. - -filter_mods([File|Rest], Where, Exts, Dir, Cache) -> - Ext = filename:extension(File), - Root = list_to_atom(filename:rootname(File, Ext)), - case lists:keyfind(Ext, 2, Exts) of - {Type, _} -> - Key = {Type,Root}, - case Where of - first -> - true = ets:insert(Cache, {Key,Dir}); - last -> - case ets:lookup(Cache, Key) of - [] -> - true = ets:insert(Cache, {Key,Dir}); - _ -> - ignore - end - end; - false -> - ok - end, - filter_mods(Rest, Where, Exts, Dir, Cache); -filter_mods([], _, _, _, Cache) -> - Cache. - %% -------------------------------------------------------------- %% Path handling functions. %% -------------------------------------------------------------- @@ -1207,9 +1057,9 @@ add_paths(_,_,Path,_) -> {ok,Path}. do_load_binary(Module, File, Binary, Caller, St) -> - case modp(Module) andalso modp(File) andalso is_binary(Binary) of + case modp(File) andalso is_binary(Binary) of true -> - case erlang:module_loaded(to_atom(Module)) of + case erlang:module_loaded(Module) of true -> do_purge(Module); false -> ok end, @@ -1233,21 +1083,10 @@ load_abs(File, Mod, Caller, St) -> {reply,{error,nofile},St} end. -try_load_module(Mod, Dir, Caller, St) -> - File = filename:append(Dir, to_list(Mod) ++ - objfile_extension()), - case erl_prim_loader:get_file(File) of - error -> - {reply,error,St}; - {ok,Binary,FName} -> - try_load_module(absname(FName), Mod, Binary, Caller, St) - end. - try_load_module(File, Mod, Bin, {From,_}=Caller, St0) -> - M = to_atom(Mod), - case pending_on_load(M, From, St0) of + case pending_on_load(Mod, From, St0) of no -> - try_load_module_1(File, M, Bin, Caller, St0); + try_load_module_1(File, Mod, Bin, Caller, St0); {yes,St} -> {noreply,St} end. @@ -1266,9 +1105,9 @@ try_load_module_2(File, Mod, Bin, Caller, undefined, St) -> try_load_module_3(File, Mod, Bin, Caller, undefined, St); try_load_module_2(File, Mod, Bin, Caller, Architecture, #state{moddb=Db}=St) -> - case catch load_native_code(Mod, Bin, Architecture) of + case catch hipe_unified_loader:load_native_code(Mod, Bin, Architecture) of {module,Mod} = Module -> - ets:insert(Db, {Mod,File}), + ets:insert(Db, [{{native,Mod},true},{Mod,File}]), {reply,Module,St}; no_native -> try_load_module_3(File, Mod, Bin, Caller, Architecture, St); @@ -1282,7 +1121,7 @@ try_load_module_3(File, Mod, Bin, Caller, Architecture, case erlang:load_module(Mod, Bin) of {module,Mod} = Module -> ets:insert(Db, {Mod,File}), - post_beam_load(Mod, Architecture), + post_beam_load([Mod], Architecture, St), {reply,Module,St}; {error,on_load} -> handle_on_load(Mod, File, Caller, St); @@ -1291,79 +1130,45 @@ try_load_module_3(File, Mod, Bin, Caller, Architecture, {reply,Error,St} end. -load_native_code(Mod, Bin, Architecture) -> - %% During bootstrapping of Open Source Erlang, we don't have any hipe - %% loader modules, but the Erlang emulator might be hipe enabled. - %% Therefore we must test for that the loader modules are available - %% before trying to to load native code. - case erlang:module_loaded(hipe_unified_loader) of - false -> - no_native; - true -> - Result = hipe_unified_loader:load_native_code(Mod, Bin, - Architecture), - case Result of - {module,_} -> - put(?ANY_NATIVE_CODE_LOADED, true); - _ -> - ok - end, - Result - end. - -hipe_result_to_status(Result) -> +hipe_result_to_status(Result, #state{moddb=Db}) -> case Result of - {module,_} -> - put(?ANY_NATIVE_CODE_LOADED, true), + {module,Mod} -> + ets:insert(Db, [{{native,Mod},true}]), Result; _ -> {error,Result} end. -post_beam_load(Mod, Architecture) -> +post_beam_load(_, undefined, _) -> + %% HiPE is disabled. + ok; +post_beam_load(Mods0, _Architecture, #state{moddb=Db}) -> %% post_beam_load/2 can potentially be very expensive because it - %% blocks multi-scheduling; thus we want to avoid the call if we - %% know that it is not needed. - case get(?ANY_NATIVE_CODE_LOADED) of - true -> hipe_unified_loader:post_beam_load(Mod, Architecture); - false -> ok - end. + %% blocks multi-scheduling. Therefore, we only want to call + %% it with modules that are known to have native code loaded. + Mods = [M || M <- Mods0, ets:member(Db, {native,M})], + hipe_unified_loader:post_beam_load(Mods). int_list([H|T]) when is_integer(H) -> int_list(T); int_list([_|_]) -> false; int_list([]) -> true. -load_file(Mod0, {From,_}=Caller, St0) -> - Mod = to_atom(Mod0), +load_file(Mod, {From,_}=Caller, St0) -> case pending_on_load(Mod, From, St0) of no -> load_file_1(Mod, Caller, St0); {yes,St} -> {noreply,St} end. -load_file_1(Mod, Caller, #state{path=Path,cache=no_cache}=St) -> +load_file_1(Mod, Caller, #state{path=Path}=St) -> case mod_to_bin(Path, Mod) of error -> {reply,{error,nofile},St}; {Mod,Binary,File} -> - try_load_module(File, Mod, Binary, Caller, St) - end; -load_file_1(Mod, Caller, #state{cache=Cache}=St0) -> - Key = {obj,Mod}, - case ets:lookup(Cache, Key) of - [] -> - St = rehash_cache(St0), - case ets:lookup(St#state.cache, Key) of - [] -> - {reply,{error,nofile},St}; - [{Key,Dir}] -> - try_load_module(Mod, Dir, Caller, St) - end; - [{Key,Dir}] -> - try_load_module(Mod, Dir, Caller, St0) + try_load_module_1(File, Mod, Binary, Caller, St) end. mod_to_bin([Dir|Tail], Mod) -> - File = filename:append(Dir, to_list(Mod) ++ objfile_extension()), + File = filename:append(Dir, atom_to_list(Mod) ++ objfile_extension()), case erl_prim_loader:get_file(File) of error -> mod_to_bin(Tail, Mod); @@ -1416,248 +1221,76 @@ absname_vr([[X, $:]|Name], _, _AbsBase) -> absname(filename:join(Name), Dcwd). -%% do_purge(Module) -%% Kill all processes running code from *old* Module, and then purge the -%% module. Return true if any processes killed, else false. - -do_purge(Mod0) -> - Mod = to_atom(Mod0), - case erlang:check_old_code(Mod) of - false -> - false; - true -> - Res = check_proc_code(erlang:processes(), Mod, true), - try - erlang:purge_module(Mod) - catch - _:_ -> ignore - end, - Res +is_loaded(M, Db) -> + case ets:lookup(Db, M) of + [{M,File}] -> {file,File}; + [] -> false end. -%% do_soft_purge(Module) -%% Purge old code only if no procs remain that run old code. -%% Return true in that case, false if procs remain (in this -%% case old code is not purged) - -do_soft_purge(Mod0) -> - Mod = to_atom(Mod0), - case erlang:check_old_code(Mod) of - false -> - true; - true -> - case check_proc_code(erlang:processes(), Mod, false) of - false -> - false; - true -> - try - erlang:purge_module(Mod) - catch - _:_ -> ignore - end, - true - end +do_purge(Mod) -> + {_WasOld, DidKill} = erts_code_purger:purge(Mod), + DidKill. + +do_soft_purge(Mod) -> + erts_code_purger:soft_purge(Mod). + + +%%% +%%% Loading of multiple modules in parallel. +%%% + +finish_loading(Prepared, EnsureLoaded, #state{moddb=Db}=St) -> + Ps = [fun(L) -> finish_loading_ensure(L, EnsureLoaded) end, + fun(L) -> abort_if_pending_on_load(L, St) end, + fun(L) -> abort_if_sticky(L, Db) end, + fun(L) -> do_finish_loading(L, St) end], + run(Ps, Prepared). + +finish_loading_ensure(Prepared, true) -> + {ok,[P || {M,_}=P <- Prepared, not erlang:module_loaded(M)]}; +finish_loading_ensure(Prepared, false) -> + {ok,Prepared}. + +abort_if_pending_on_load(L, #state{on_load=[]}) -> + {ok,L}; +abort_if_pending_on_load(L, #state{on_load=OnLoad}) -> + Pending = [{M,pending_on_load} || + {M,_} <- L, + lists:keymember(M, 2, OnLoad)], + case Pending of + [] -> {ok,L}; + [_|_] -> {error,Pending} end. -%% -%% check_proc_code(Pids, Mod, Hard) - Send asynchronous -%% requests to all processes to perform a check_process_code -%% operation. Each process will check their own state and -%% reply with the result. If 'Hard' equals -%% - true, processes that refer 'Mod' will be killed. If -%% any processes were killed true is returned; otherwise, -%% false. -%% - false, and any processes refer 'Mod', false will -%% returned; otherwise, true. -%% -%% Requests will be sent to all processes identified by -%% Pids at once, but without allowing GC to be performed. -%% Check process code operations that are aborted due to -%% GC need, will be restarted allowing GC. However, only -%% ?MAX_CPC_GC_PROCS outstanding operation allowing GC at -%% a time will be allowed. This in order not to blow up -%% memory wise. -%% -%% We also only allow ?MAX_CPC_NO_OUTSTANDING_KILLS -%% outstanding kills. This both in order to avoid flooding -%% our message queue with 'DOWN' messages and limiting the -%% amount of memory used to keep references to all -%% outstanding kills. -%% - -%% We maybe should allow more than two outstanding -%% GC requests, but for now we play it safe... --define(MAX_CPC_GC_PROCS, 2). --define(MAX_CPC_NO_OUTSTANDING_KILLS, 10). - --record(cpc_static, {hard, module, tag}). - --record(cpc_kill, {outstanding = [], - no_outstanding = 0, - waiting = [], - killed = false}). - -check_proc_code(Pids, Mod, Hard) -> - Tag = erlang:make_ref(), - CpcS = #cpc_static{hard = Hard, - module = Mod, - tag = Tag}, - check_proc_code(CpcS, cpc_init(CpcS, Pids, 0), 0, [], #cpc_kill{}, true). - -check_proc_code(#cpc_static{hard = true}, 0, 0, [], - #cpc_kill{outstanding = [], waiting = [], killed = Killed}, - true) -> - %% No outstanding requests. We did a hard check, so result is whether or - %% not we killed any processes... - Killed; -check_proc_code(#cpc_static{hard = false}, 0, 0, [], _KillState, Success) -> - %% No outstanding requests and we did a soft check... - Success; -check_proc_code(#cpc_static{hard = false, tag = Tag} = CpcS, NoReq0, NoGcReq0, - [], _KillState, false) -> - %% Failed soft check; just cleanup the remaining replies corresponding - %% to the requests we've sent... - {NoReq1, NoGcReq1} = receive - {check_process_code, {Tag, _P, GC}, _Res} -> - case GC of - false -> {NoReq0-1, NoGcReq0}; - true -> {NoReq0, NoGcReq0-1} - end - end, - check_proc_code(CpcS, NoReq1, NoGcReq1, [], _KillState, false); -check_proc_code(#cpc_static{tag = Tag} = CpcS, NoReq0, NoGcReq0, NeedGC0, - KillState0, Success) -> - - %% Check if we should request a GC operation - {NoGcReq1, NeedGC1} = case NoGcReq0 < ?MAX_CPC_GC_PROCS of - GcOpAllowed when GcOpAllowed == false; - NeedGC0 == [] -> - {NoGcReq0, NeedGC0}; - _ -> - {NoGcReq0+1, cpc_request_gc(CpcS,NeedGC0)} - end, - - %% Wait for a cpc reply or 'DOWN' message - {NoReq1, NoGcReq2, Pid, Result, KillState1} = cpc_recv(Tag, - NoReq0, - NoGcReq1, - KillState0), - - %% Check the result of the reply - case Result of - aborted -> - %% Operation aborted due to the need to GC in order to - %% determine if the process is referring the module. - %% Schedule the operation for restart allowing GC... - check_proc_code(CpcS, NoReq1, NoGcReq2, [Pid|NeedGC1], KillState1, - Success); - false -> - %% Process not referring the module; done with this process... - check_proc_code(CpcS, NoReq1, NoGcReq2, NeedGC1, KillState1, - Success); - true -> - %% Process referring the module... - case CpcS#cpc_static.hard of - false -> - %% ... and soft check. The whole operation failed so - %% no point continuing; clean up and fail... - check_proc_code(CpcS, NoReq1, NoGcReq2, [], KillState1, - false); - true -> - %% ... and hard check; schedule kill of it... - check_proc_code(CpcS, NoReq1, NoGcReq2, NeedGC1, - cpc_sched_kill(Pid, KillState1), Success) - end; - 'DOWN' -> - %% Handled 'DOWN' message - check_proc_code(CpcS, NoReq1, NoGcReq2, NeedGC1, - KillState1, Success) +abort_if_sticky(L, Db) -> + Sticky = [{M,sticky_directory} || {M,_} <- L, is_sticky(M, Db)], + case Sticky of + [] -> {ok,L}; + [_|_] -> {error,Sticky} end. -cpc_recv(Tag, NoReq, NoGcReq, #cpc_kill{outstanding = []} = KillState) -> - receive - {check_process_code, {Tag, Pid, GC}, Res} -> - cpc_handle_cpc(NoReq, NoGcReq, GC, Pid, Res, KillState) - end; -cpc_recv(Tag, NoReq, NoGcReq, - #cpc_kill{outstanding = [R0, R1, R2, R3, R4 | _]} = KillState) -> - receive - {'DOWN', R, process, _, _} when R == R0; - R == R1; - R == R2; - R == R3; - R == R4 -> - cpc_handle_down(NoReq, NoGcReq, R, KillState); - {check_process_code, {Tag, Pid, GC}, Res} -> - cpc_handle_cpc(NoReq, NoGcReq, GC, Pid, Res, KillState) - end; -cpc_recv(Tag, NoReq, NoGcReq, #cpc_kill{outstanding = [R|_]} = KillState) -> - receive - {'DOWN', R, process, _, _} -> - cpc_handle_down(NoReq, NoGcReq, R, KillState); - {check_process_code, {Tag, Pid, GC}, Res} -> - cpc_handle_cpc(NoReq, NoGcReq, GC, Pid, Res, KillState) +do_finish_loading(Prepared, #state{moddb=Db}=St) -> + MagicBins = [B || {_,{B,_}} <- Prepared], + case erlang:finish_loading(MagicBins) of + ok -> + MFs = [{M,F} || {M,{_,F}} <- Prepared], + true = ets:insert(Db, MFs), + Ms = [M || {M,_} <- MFs], + Architecture = erlang:system_info(hipe_architecture), + post_beam_load(Ms, Architecture, St), + ok; + {Reason,Ms} -> + {error,[{M,Reason} || M <- Ms]} end. -cpc_handle_down(NoReq, NoGcReq, R, #cpc_kill{outstanding = Rs, - no_outstanding = N} = KillState) -> - {NoReq, NoGcReq, undefined, 'DOWN', - cpc_sched_kill_waiting(KillState#cpc_kill{outstanding = cpc_list_rm(R, Rs), - no_outstanding = N-1})}. - -cpc_list_rm(R, [R|Rs]) -> - Rs; -cpc_list_rm(R0, [R1|Rs]) -> - [R1|cpc_list_rm(R0, Rs)]. - -cpc_handle_cpc(NoReq, NoGcReq, false, Pid, Res, KillState) -> - {NoReq-1, NoGcReq, Pid, Res, KillState}; -cpc_handle_cpc(NoReq, NoGcReq, true, Pid, Res, KillState) -> - {NoReq, NoGcReq-1, Pid, Res, KillState}. - -cpc_sched_kill_waiting(#cpc_kill{waiting = []} = KillState) -> - KillState; -cpc_sched_kill_waiting(#cpc_kill{outstanding = Rs, - no_outstanding = N, - waiting = [P|Ps]} = KillState) -> - R = erlang:monitor(process, P), - exit(P, kill), - KillState#cpc_kill{outstanding = [R|Rs], - no_outstanding = N+1, - waiting = Ps, - killed = true}. - -cpc_sched_kill(Pid, #cpc_kill{no_outstanding = N, waiting = Pids} = KillState) - when N >= ?MAX_CPC_NO_OUTSTANDING_KILLS -> - KillState#cpc_kill{waiting = [Pid|Pids]}; -cpc_sched_kill(Pid, - #cpc_kill{outstanding = Rs, no_outstanding = N} = KillState) -> - R = erlang:monitor(process, Pid), - exit(Pid, kill), - KillState#cpc_kill{outstanding = [R|Rs], - no_outstanding = N+1, - killed = true}. - -cpc_request(#cpc_static{tag = Tag, module = Mod}, Pid, AllowGc) -> - erlang:check_process_code(Pid, Mod, [{async, {Tag, Pid, AllowGc}}, - {allow_gc, AllowGc}]). - -cpc_request_gc(CpcS, [Pid|Pids]) -> - cpc_request(CpcS, Pid, true), - Pids. - -cpc_init(_CpcS, [], NoReqs) -> - NoReqs; -cpc_init(CpcS, [Pid|Pids], NoReqs) -> - cpc_request(CpcS, Pid, false), - cpc_init(CpcS, Pids, NoReqs+1). - -% end of check_proc_code() implementation. - -is_loaded(M, Db) -> - case ets:lookup(Db, M) of - [{M,File}] -> {file,File}; - [] -> false +run([F], Data) -> + F(Data); +run([F|Fs], Data0) -> + case F(Data0) of + {ok,Data} -> + run(Fs, Data); + {error,_}=Error -> + Error end. %% ------------------------------------------------------- @@ -1741,26 +1374,16 @@ finish_on_load_report(Mod, Term) -> %% ------------------------------------------------------- all_loaded(Db) -> - all_l(Db, ets:slot(Db, 0), 1, []). - -all_l(_Db, '$end_of_table', _, Acc) -> - Acc; -all_l(Db, ModInfo, N, Acc) -> - NewAcc = strip_mod_info(ModInfo,Acc), - all_l(Db, ets:slot(Db, N), N + 1, NewAcc). + Ms = ets:fun2ms(fun({M,_}=T) when is_atom(M) -> T end), + ets:select(Db, Ms). - -strip_mod_info([{{sticky,_},_}|T], Acc) -> strip_mod_info(T, Acc); -strip_mod_info([H|T], Acc) -> strip_mod_info(T, [H|Acc]); -strip_mod_info([], Acc) -> Acc. - -% error_msg(Format) -> -% error_msg(Format,[]). +-spec error_msg(io:format(), [term()]) -> 'ok'. error_msg(Format, Args) -> Msg = {notify,{error, group_leader(), {self(), Format, Args}}}, error_logger ! Msg, ok. +-spec info_msg(io:format(), [term()]) -> 'ok'. info_msg(Format, Args) -> Msg = {notify,{info_msg, group_leader(), {self(), Format, Args}}}, error_logger ! Msg, @@ -1774,6 +1397,3 @@ archive_extension() -> to_list(X) when is_list(X) -> X; to_list(X) when is_atom(X) -> atom_to_list(X). - -to_atom(X) when is_atom(X) -> X; -to_atom(X) when is_list(X) -> list_to_atom(X). diff --git a/lib/kernel/src/disk_log.erl b/lib/kernel/src/disk_log.erl index f5450f30af..9b44021872 100644 --- a/lib/kernel/src/disk_log.erl +++ b/lib/kernel/src/disk_log.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2015. 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. @@ -1310,13 +1310,20 @@ compare_arg(_Attr, _Val, _A) -> %% -> {ok, Res, log(), Cnt} | Error do_open(A) -> - L = #log{name = A#arg.name, - filename = A#arg.file, - size = A#arg.size, - head = mk_head(A#arg.head, A#arg.format), - mode = A#arg.mode, - version = A#arg.version}, - do_open2(L, A). + #arg{type = Type, format = Format, name = Name, head = Head0, + file = FName, repair = Repair, size = Size, mode = Mode, + version = V} = A, + Head = mk_head(Head0, Format), + case do_open2(Type, Format, Name, FName, Repair, Size, Mode, Head, V) of + {ok, Ret, Extra, FormatType, NoItems} -> + L = #log{name = Name, type = Type, format = Format, + filename = FName, size = Size, + format_type = FormatType, head = Head, mode = Mode, + version = V, extra = Extra}, + {ok, Ret, L, NoItems}; + Error -> + Error + end. mk_head({head, Term}, internal) -> {ok, term_to_binary(Term)}; mk_head({head, Bytes}, external) -> {ok, check_bytes(Bytes)}; @@ -1432,57 +1439,44 @@ do_inc_wrap_file(L) -> %%----------------------------------------------------------------- %% -> {ok, Reply, log(), Cnt} | Error %% Note: the header is always written, even if the log size is too small. -do_open2(L, #arg{type = halt, format = internal, name = Name, - file = FName, repair = Repair, size = Size, mode = Mode}) -> - case catch disk_log_1:int_open(FName, Repair, Mode, L#log.head) of +do_open2(halt, internal, Name, FName, Repair, Size, Mode, Head, _V) -> + case catch disk_log_1:int_open(FName, Repair, Mode, Head) of {ok, {_Alloc, FdC, {NoItems, _NoBytes}, FileSize}} -> Halt = #halt{fdc = FdC, curB = FileSize, size = Size}, - {ok, {ok, Name}, L#log{format_type = halt_int, extra = Halt}, - NoItems}; + {ok, {ok, Name}, Halt, halt_int, NoItems}; {repaired, FdC, Rec, Bad, FileSize} -> Halt = #halt{fdc = FdC, curB = FileSize, size = Size}, {ok, {repaired, Name, {recovered, Rec}, {badbytes, Bad}}, - L#log{format_type = halt_int, extra = Halt}, - Rec}; + Halt, halt_int, Rec}; Error -> Error end; -do_open2(L, #arg{type = wrap, format = internal, size = {MaxB, MaxF}, - name = Name, repair = Repair, file = FName, mode = Mode, - version = V}) -> +do_open2(wrap, internal, Name, FName, Repair, Size, Mode, Head, V) -> + {MaxB, MaxF} = Size, case catch - disk_log_1:mf_int_open(FName, MaxB, MaxF, Repair, Mode, L#log.head, V) of + disk_log_1:mf_int_open(FName, MaxB, MaxF, Repair, Mode, Head, V) of {ok, Handle, Cnt} -> - {ok, {ok, Name}, L#log{type = wrap, - format_type = wrap_int, - extra = Handle}, Cnt}; + {ok, {ok, Name}, Handle, wrap_int, Cnt}; {repaired, Handle, Rec, Bad, Cnt} -> {ok, {repaired, Name, {recovered, Rec}, {badbytes, Bad}}, - L#log{type = wrap, format_type = wrap_int, extra = Handle}, Cnt}; + Handle, wrap_int, Cnt}; Error -> Error end; -do_open2(L, #arg{type = halt, format = external, file = FName, name = Name, - size = Size, repair = Repair, mode = Mode}) -> - case catch disk_log_1:ext_open(FName, Repair, Mode, L#log.head) of +do_open2(halt, external, Name, FName, Repair, Size, Mode, Head, _V) -> + case catch disk_log_1:ext_open(FName, Repair, Mode, Head) of {ok, {_Alloc, FdC, {NoItems, _NoBytes}, FileSize}} -> Halt = #halt{fdc = FdC, curB = FileSize, size = Size}, - {ok, {ok, Name}, - L#log{format_type = halt_ext, format = external, extra = Halt}, - NoItems}; + {ok, {ok, Name}, Halt, halt_ext, NoItems}; Error -> Error end; -do_open2(L, #arg{type = wrap, format = external, size = {MaxB, MaxF}, - name = Name, file = FName, repair = Repair, mode = Mode, - version = V}) -> +do_open2(wrap, external, Name, FName, Repair, Size, Mode, Head, V) -> + {MaxB, MaxF} = Size, case catch - disk_log_1:mf_ext_open(FName, MaxB, MaxF, Repair, Mode, L#log.head, V) of + disk_log_1:mf_ext_open(FName, MaxB, MaxF, Repair, Mode, Head, V) of {ok, Handle, Cnt} -> - {ok, {ok, Name}, L#log{type = wrap, - format_type = wrap_ext, - extra = Handle, - format = external}, Cnt}; + {ok, {ok, Name}, Handle, wrap_ext, Cnt}; Error -> Error end. diff --git a/lib/kernel/src/disk_log.hrl b/lib/kernel/src/disk_log.hrl index 6c0aea070f..3262d979ee 100644 --- a/lib/kernel/src/disk_log.hrl +++ b/lib/kernel/src/disk_log.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2015. 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. @@ -152,8 +152,8 @@ users = 0 :: non_neg_integer(), %% non-linked users filename :: file:filename(), %% real name of the file owners = [] :: [{pid(), boolean()}],%% [{pid, notify}] - type = halt :: dlog_type(), - format = internal :: dlog_format(), + type :: dlog_type(), + format :: dlog_format(), format_type :: dlog_format_type(), head = none, %% none | {head, H} | {M,F,A} %% called when wraplog wraps diff --git a/lib/kernel/src/error_logger.erl b/lib/kernel/src/error_logger.erl index eb231fd155..30a9457bb3 100644 --- a/lib/kernel/src/error_logger.erl +++ b/lib/kernel/src/error_logger.erl @@ -435,5 +435,82 @@ add_node(X, Pid) -> %% Can't do io_lib:format -display2(Tag,F,A) -> - erlang:display({error_logger,Tag,F,A}). +display2({{_Y,_Mo,_D},{_H,_Mi,_S}} = Date, F, A) -> + display_date(Date), + display3(string_p(F), F, A). + +display_date({{Y,Mo,D},{H,Mi,S}}) -> + erlang:display_string( + integer_to_list(Y) ++ "-" ++ + two_digits(Mo) ++ "-" ++ + two_digits(D) ++ " " ++ + two_digits(H) ++ ":" ++ + two_digits(Mi) ++ ":" ++ + two_digits(S) ++ " "). + +two_digits(N) when 0 =< N, N =< 9 -> + [$0, $0 + N]; +two_digits(N) -> + integer_to_list(N). + +display3(true, F, A) -> + %% Format string with arguments + erlang:display_string(F ++ "\n"), + [begin + erlang:display_string("\t"), + erlang:display(Arg) + end || Arg <- A], + ok; +display3(false, Atom, A) when is_atom(Atom) -> + %% The widest atom seems to be 'supervisor_report' at 17. + ColumnWidth = 20, + AtomString = atom_to_list(Atom), + AtomLength = length(AtomString), + Padding = lists:duplicate(ColumnWidth - AtomLength, $\s), + erlang:display_string(AtomString ++ Padding), + display4(A); +display3(_, F, A) -> + erlang:display({F, A}). + +display4([A, []]) -> + %% Not sure why crash reports look like this. + display4(A); +display4(A = [_|_]) -> + case lists:all(fun({Key,_Value}) -> is_atom(Key); (_) -> false end, A) of + true -> + erlang:display_string("\n"), + lists:foreach( + fun({Key, Value}) -> + erlang:display_string( + " " ++ + atom_to_list(Key) ++ + ": "), + erlang:display(Value) + end, A); + false -> + erlang:display(A) + end; +display4(A) -> + erlang:display(A). + +string_p([]) -> + false; +string_p(Term) -> + string_p1(Term). + +string_p1([H|T]) when is_integer(H), H >= $\s, H < 255 -> + string_p1(T); +string_p1([$\n|T]) -> string_p1(T); +string_p1([$\r|T]) -> string_p1(T); +string_p1([$\t|T]) -> string_p1(T); +string_p1([$\v|T]) -> string_p1(T); +string_p1([$\b|T]) -> string_p1(T); +string_p1([$\f|T]) -> string_p1(T); +string_p1([$\e|T]) -> string_p1(T); +string_p1([H|T]) when is_list(H) -> + case string_p1(H) of + true -> string_p1(T); + _ -> false + end; +string_p1([]) -> true; +string_p1(_) -> false. diff --git a/lib/kernel/src/erts_debug.erl b/lib/kernel/src/erts_debug.erl index 39308c0043..8e2b5ad214 100644 --- a/lib/kernel/src/erts_debug.erl +++ b/lib/kernel/src/erts_debug.erl @@ -34,7 +34,8 @@ -export([breakpoint/2, disassemble/1, display/1, dist_ext_to_term/2, dump_monitors/1, dump_links/1, flat_size/1, get_internal_state/1, instructions/0, lock_counters/1, - map_info/1, same/2, set_internal_state/2]). + map_info/1, same/2, set_internal_state/2, + size_shared/1, copy_shared/1]). -spec breakpoint(MFA, Flag) -> non_neg_integer() when MFA :: {Module :: module(), @@ -86,6 +87,18 @@ dump_links(_) -> flat_size(_) -> erlang:nif_error(undef). +-spec size_shared(Term) -> non_neg_integer() when + Term :: term(). + +size_shared(_) -> + erlang:nif_error(undef). + +-spec copy_shared(Term) -> term() when + Term :: term(). + +copy_shared(_) -> + erlang:nif_error(undef). + -spec get_internal_state(W) -> term() when W :: reds_left | node_and_dist_references | monitoring_nodes | next_pid | 'DbTable_words' | check_io_debug @@ -230,7 +243,7 @@ map_size(Map,Seen0,Sum0) -> %% is not allowed to leak anywhere. They are only allowed in %% containers (cons cells and tuples, not maps), in gc and %% in erts_debug:same/2 - case erts_internal:map_type(Map) of + case erts_internal:term_type(Map) of flatmap -> Kt = erts_internal:map_to_tuple_keys(Map), Vs = maps:values(Map), diff --git a/lib/kernel/src/global.erl b/lib/kernel/src/global.erl index 2be1efaf24..0c73ead7c5 100644 --- a/lib/kernel/src/global.erl +++ b/lib/kernel/src/global.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2014. 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. @@ -459,17 +459,17 @@ init([]) -> no_trace end, + Ca = case init:get_argument(connect_all) of + {ok, [["false"]]} -> + false; + _ -> + true + end, S = #state{the_locker = start_the_locker(DoTrace), trace = T0, - the_registrar = start_the_registrar()}, - S1 = trace_message(S, {init, node()}, []), - - case init:get_argument(connect_all) of - {ok, [["false"]]} -> - {ok, S1#state{connect_all = false}}; - _ -> - {ok, S1#state{connect_all = true}} - end. + the_registrar = start_the_registrar(), + connect_all = Ca}, + {ok, trace_message(S, {init, node()}, [])}. %%----------------------------------------------------------------- %% Connection algorithm @@ -2068,23 +2068,17 @@ get_known() -> gen_server:call(global_name_server, get_known, infinity). random_sleep(Times) -> - case (Times rem 10) of - 0 -> erase(random_seed); - _ -> ok - end, - case get(random_seed) of - undefined -> - _ = random:seed(erlang:phash2([erlang:node()]), - erlang:monotonic_time(), - erlang:unique_integer()), - ok; - _ -> ok - end, + _ = case Times rem 10 of + 0 -> + _ = rand:seed(exsplus); + _ -> + ok + end, %% First time 1/4 seconds, then doubling each time up to 8 seconds max. Tmax = if Times > 5 -> 8000; true -> ((1 bsl Times) * 1000) div 8 end, - T = random:uniform(Tmax), + T = rand:uniform(Tmax), ?trace({random_sleep, {me,self()}, {times,Times}, {t,T}, {tmax,Tmax}}), receive after T -> ok end. diff --git a/lib/kernel/src/global_group.erl b/lib/kernel/src/global_group.erl index 848df13c39..e71f83f9d3 100644 --- a/lib/kernel/src/global_group.erl +++ b/lib/kernel/src/global_group.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2015. 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. @@ -273,7 +273,7 @@ init([]) -> {ok, #state{publish_type = PT, group_publish_type = PubTpGrp, sync_state = synced, group_name = DefGroupName, no_contact = lists:sort(DefNodes), - other_grps = DefOther}} + other_grps = DefOther, connect_all = Ca}} end. diff --git a/lib/kernel/src/hipe_unified_loader.erl b/lib/kernel/src/hipe_unified_loader.erl index ddbbc548dd..73fcb2469c 100644 --- a/lib/kernel/src/hipe_unified_loader.erl +++ b/lib/kernel/src/hipe_unified_loader.erl @@ -44,7 +44,7 @@ -export([chunk_name/1, %% Only the code and code_server modules may call the entries below! load_native_code/3, - post_beam_load/2, + post_beam_load/1, load_module/4, load/3]). @@ -120,15 +120,15 @@ load_native_code(Mod, Bin, Architecture) when is_atom(Mod), is_binary(Bin) -> %%======================================================================== --spec post_beam_load(atom(), hipe_architecture()) -> 'ok'. +-spec post_beam_load([module()]) -> 'ok'. -%% does nothing on a hipe-disabled system -post_beam_load(_Mod, undefined) -> +post_beam_load([])-> ok; -post_beam_load(Mod, _) when is_atom(Mod) -> +post_beam_load([_|_]=Mods) -> erlang:system_flag(multi_scheduling, block), try - patch_to_emu(Mod) + _ = [patch_to_emu(Mod) || Mod <- Mods], + ok after erlang:system_flag(multi_scheduling, unblock) end, diff --git a/lib/kernel/src/inet_config.erl b/lib/kernel/src/inet_config.erl index 803fae846e..a0d5344f11 100644 --- a/lib/kernel/src/inet_config.erl +++ b/lib/kernel/src/inet_config.erl @@ -188,9 +188,6 @@ do_load_resolv({win32,Type}, longnames) -> win32_load_from_registry(Type), inet_db:set_lookup([native]); -do_load_resolv({ose,_}, _) -> - inet_db:set_lookup([file]); - do_load_resolv(_, _) -> inet_db:set_lookup([native]). diff --git a/lib/kernel/src/kernel.erl b/lib/kernel/src/kernel.erl index 5f33f25a0d..40544da6c3 100644 --- a/lib/kernel/src/kernel.erl +++ b/lib/kernel/src/kernel.erl @@ -98,7 +98,7 @@ init([]) -> {kernel_config, start_link, []}, permanent, 2000, worker, [kernel_config]}, Code = {code_server, - {code, start_link, get_code_args()}, + {code, start_link, []}, permanent, 2000, worker, [code]}, File = {file_server_2, {file_server, start_link, []}, @@ -158,12 +158,6 @@ init(safe) -> {ok, {SupFlags, Boot ++ DiskLog ++ Pg2}}. -get_code_args() -> - case init:get_argument(nostick) of - {ok, [[]]} -> [[nostick]]; - _ -> [] - end. - start_dist_ac() -> Spec = [{dist_ac,{dist_ac,start_link,[]},permanent,2000,worker,[dist_ac]}], case application:get_env(kernel, start_dist_ac) of diff --git a/lib/kernel/src/os.erl b/lib/kernel/src/os.erl index 3330b38d84..4947088635 100644 --- a/lib/kernel/src/os.erl +++ b/lib/kernel/src/os.erl @@ -27,7 +27,9 @@ %%% BIFs --export([getenv/0, getenv/1, getenv/2, getpid/0, putenv/2, system_time/0, system_time/1, +-export([getenv/0, getenv/1, getenv/2, getpid/0, + perf_counter/0, perf_counter/1, + putenv/2, system_time/0, system_time/1, timestamp/0, unsetenv/1]). -spec getenv() -> [string()]. @@ -60,6 +62,18 @@ getenv(VarName, DefaultValue) -> getpid() -> erlang:nif_error(undef). +-spec perf_counter() -> Counter when + Counter :: integer(). + +perf_counter() -> + erlang:nif_error(undef). + +-spec perf_counter(Unit) -> integer() when + Unit :: erlang:time_unit(). + +perf_counter(Unit) -> + erlang:convert_time_unit(os:perf_counter(), perf_counter, Unit). + -spec putenv(VarName, Value) -> true when VarName :: string(), Value :: string(). @@ -93,7 +107,7 @@ unsetenv(_) -> %%% End of BIFs -spec type() -> {Osfamily, Osname} when - Osfamily :: unix | win32 | ose, + Osfamily :: unix | win32, Osname :: atom(). type() -> @@ -212,174 +226,33 @@ extensions() -> Command :: atom() | io_lib:chars(). cmd(Cmd) -> validate(Cmd), - Bytes = case type() of - {unix, _} -> - unix_cmd(Cmd); - {win32, Wtype} -> - Command0 = case {os:getenv("COMSPEC"),Wtype} of - {false,windows} -> lists:concat(["command.com /c", Cmd]); - {false,_} -> lists:concat(["cmd /c", Cmd]); - {Cspec,_} -> lists:concat([Cspec," /c",Cmd]) - end, - %% open_port/2 awaits string() in Command, but io_lib:chars() can be - %% deep lists according to io_lib module description. - Command = lists:flatten(Command0), - Port = open_port({spawn, Command}, [stream, in, eof, hide]), - get_data(Port, []) - end, - String = unicode:characters_to_list(list_to_binary(Bytes)), + {SpawnCmd, SpawnOpts, SpawnInput} = mk_cmd(os:type(), Cmd), + Port = open_port({spawn, SpawnCmd}, [binary, stderr_to_stdout, + stream, in, eof, hide | SpawnOpts]), + true = port_command(Port, SpawnInput), + Bytes = get_data(Port, []), + String = unicode:characters_to_list(Bytes), if %% Convert to unicode list if possible otherwise return bytes is_list(String) -> String; - true -> Bytes - end. - -unix_cmd(Cmd) -> - Tag = make_ref(), - {Pid,Mref} = erlang:spawn_monitor( - fun() -> - process_flag(trap_exit, true), - Port = start_port(), - erlang:port_command(Port, mk_cmd(Cmd)), - exit({Tag,unix_get_data(Port)}) - end), - receive - {'DOWN',Mref,_,Pid,{Tag,Result}} -> - Result; - {'DOWN',Mref,_,Pid,Reason} -> - exit(Reason) + true -> binary_to_list(Bytes) end. -%% The -s flag implies that only the positional parameters are set, -%% and the commands are read from standard input. We set the -%% $1 parameter for easy identification of the resident shell. -%% --define(ROOT, "/"). --define(ROOT_ANDROID, "/system"). --define(SHELL, "bin/sh -s unix:cmd 2>&1"). --define(PORT_CREATOR_NAME, os_cmd_port_creator). - -%% -%% Serializing open_port through a process to avoid smp lock contention -%% when many concurrent os:cmd() want to do vfork (OTP-7890). -%% --spec start_port() -> port(). -start_port() -> - Ref = make_ref(), - Request = {Ref,self()}, - {Pid, Mon} = case whereis(?PORT_CREATOR_NAME) of - undefined -> - spawn_monitor(fun() -> - start_port_srv(Request) - end); - P -> - P ! Request, - M = erlang:monitor(process, P), - {P, M} - end, - receive - {Ref, Port} when is_port(Port) -> - erlang:demonitor(Mon, [flush]), - Port; - {Ref, Error} -> - erlang:demonitor(Mon, [flush]), - exit(Error); - {'DOWN', Mon, process, Pid, _Reason} -> - start_port() - end. - -start_port_srv(Request) -> - %% We don't want a group leader of some random application. Use - %% kernel_sup's group leader. - {group_leader, GL} = process_info(whereis(kernel_sup), - group_leader), - true = group_leader(GL, self()), - process_flag(trap_exit, true), - StayAlive = try register(?PORT_CREATOR_NAME, self()) - catch - error:_ -> false - end, - start_port_srv_handle(Request), - case StayAlive of - true -> start_port_srv_loop(); - false -> exiting - end. - -start_port_srv_handle({Ref,Client}) -> - Path = case lists:reverse(erlang:system_info(system_architecture)) of - % androideabi - "ibaediordna" ++ _ -> filename:join([?ROOT_ANDROID, ?SHELL]); - _ -> filename:join([?ROOT, ?SHELL]) - end, - Reply = try open_port({spawn, Path},[stream]) of - Port when is_port(Port) -> - (catch port_connect(Port, Client)), - unlink(Port), - Port - catch - error:Reason -> - {Reason,erlang:get_stacktrace()} - end, - Client ! {Ref,Reply}, - ok. - -start_port_srv_loop() -> - receive - {Ref, Client} = Request when is_reference(Ref), - is_pid(Client) -> - start_port_srv_handle(Request); - _Junk -> - ok - end, - start_port_srv_loop(). - -%% -%% unix_get_data(Port) -> Result -%% -unix_get_data(Port) -> - unix_get_data(Port, []). - -unix_get_data(Port, Sofar) -> - receive - {Port,{data, Bytes}} -> - case eot(Bytes) of - {done, Last} -> - lists:flatten([Sofar|Last]); - more -> - unix_get_data(Port, [Sofar|Bytes]) - end; - {'EXIT', Port, _} -> - lists:flatten(Sofar) - end. - -%% -%% eot(String) -> more | {done, Result} -%% -eot(Bs) -> - eot(Bs, []). - -eot([4| _Bs], As) -> - {done, lists:reverse(As)}; -eot([B| Bs], As) -> - eot(Bs, [B| As]); -eot([], _As) -> - more. - -%% -%% mk_cmd(Cmd) -> {ok, ShellCommandString} | {error, ErrorString} -%% -%% We do not allow any input to Cmd (hence commands that want -%% to read from standard input will return immediately). -%% Standard error is redirected to standard output. -%% -%% We use ^D (= EOT = 4) to mark the end of the stream. -%% -mk_cmd(Cmd) when is_atom(Cmd) -> % backward comp. - mk_cmd(atom_to_list(Cmd)); -mk_cmd(Cmd) -> - %% We insert a new line after the command, in case the command - %% contains a comment character. - [$(, unicode:characters_to_binary(Cmd), "\n) </dev/null; echo \"\^D\"\n"]. - +mk_cmd({win32,Wtype}, Cmd) -> + Command = case {os:getenv("COMSPEC"),Wtype} of + {false,windows} -> lists:concat(["command.com /c", Cmd]); + {false,_} -> lists:concat(["cmd /c", Cmd]); + {Cspec,_} -> lists:concat([Cspec," /c",Cmd]) + end, + {Command, [], []}; +mk_cmd(OsType,Cmd) when is_atom(Cmd) -> + mk_cmd(OsType, atom_to_list(Cmd)); +mk_cmd(_,Cmd) -> + %% Have to send command in like this in order to make sh commands like + %% cd and ulimit available + {"/bin/sh -s unix:cmd", [out], + %% We insert a new line after the command, in case the command + %% contains a comment character. + ["(", unicode:characters_to_binary(Cmd), "\n); exit\n"]}. validate(Atom) when is_atom(Atom) -> ok; @@ -397,7 +270,7 @@ validate1([]) -> get_data(Port, Sofar) -> receive {Port, {data, Bytes}} -> - get_data(Port, [Sofar|Bytes]); + get_data(Port, [Sofar,Bytes]); {Port, eof} -> Port ! {self(), close}, receive @@ -410,5 +283,5 @@ get_data(Port, Sofar) -> after 1 -> % force context switch ok end, - lists:flatten(Sofar) + iolist_to_binary(Sofar) end. diff --git a/lib/kernel/test/Makefile b/lib/kernel/test/Makefile index 9e972b4f95..7b233741e0 100644 --- a/lib/kernel/test/Makefile +++ b/lib/kernel/test/Makefile @@ -79,7 +79,8 @@ MODULES= \ zlib_SUITE \ loose_node \ sendfile_SUITE \ - standard_error_SUITE + standard_error_SUITE \ + multi_load_SUITE APP_FILES = \ appinc.app \ @@ -112,7 +113,7 @@ RELSYSDIR = $(RELEASE_PATH)/kernel_test # ---------------------------------------------------- ERL_MAKE_FLAGS += -ERL_COMPILE_FLAGS += -I$(ERL_TOP)/lib/test_server/include +ERL_COMPILE_FLAGS += EBIN = . diff --git a/lib/kernel/test/application_SUITE.erl b/lib/kernel/test/application_SUITE.erl index 0c198b90ae..0ff512bb6e 100644 --- a/lib/kernel/test/application_SUITE.erl +++ b/lib/kernel/test/application_SUITE.erl @@ -19,7 +19,7 @@ %% -module(application_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2 diff --git a/lib/kernel/test/bif_SUITE.erl b/lib/kernel/test/bif_SUITE.erl index dd3010567a..284ca8f377 100644 --- a/lib/kernel/test/bif_SUITE.erl +++ b/lib/kernel/test/bif_SUITE.erl @@ -38,7 +38,7 @@ -export([init_per_testcase/2, end_per_testcase/2]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). % Default timetrap timeout (set in init_per_testcase). -define(default_timeout, ?t:minutes(1)). diff --git a/lib/kernel/test/cleanup.erl b/lib/kernel/test/cleanup.erl index 7eb0a9e140..7f623b9fc3 100644 --- a/lib/kernel/test/cleanup.erl +++ b/lib/kernel/test/cleanup.erl @@ -21,7 +21,7 @@ -export([all/0,groups/0,init_per_group/2,end_per_group/2, cleanup/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). all() -> [cleanup]. diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl index 2b77ec8972..00f29aa8ed 100644 --- a/lib/kernel/test/code_SUITE.erl +++ b/lib/kernel/test/code_SUITE.erl @@ -19,7 +19,7 @@ %% -module(code_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2]). -export([set_path/1, get_path/1, add_path/1, add_paths/1, del_path/1, @@ -30,8 +30,7 @@ upgrade/1, sticky_dir/1, pa_pz_option/1, add_del_path/1, dir_disappeared/1, ext_mod_dep/1, clash/1, - load_cached/1, start_node_with_cache/1, add_and_rehash/1, - where_is_file_cached/1, where_is_file_no_cache/1, + where_is_file/1, purge_stacktrace/1, mult_lib_roots/1, bad_erl_libs/1, code_archive/1, code_archive2/1, on_load/1, on_load_binary/1, on_load_embedded/1, on_load_errors/1, big_boot_embedded/1, @@ -56,9 +55,8 @@ all() -> load_binary, dir_req, object_code, set_path_file, upgrade, sticky_dir, pa_pz_option, add_del_path, dir_disappeared, - ext_mod_dep, clash, load_cached, start_node_with_cache, - add_and_rehash, where_is_file_no_cache, - where_is_file_cached, purge_stacktrace, mult_lib_roots, + ext_mod_dep, clash, where_is_file, + purge_stacktrace, mult_lib_roots, bad_erl_libs, code_archive, code_archive2, on_load, on_load_binary, on_load_embedded, on_load_errors, big_boot_embedded, native_early_modules, get_mode]. @@ -383,8 +381,23 @@ purge(Config) when is_list(Config) -> purge_many_exits(Config) when is_list(Config) -> OldFlag = process_flag(trap_exit, true), + code:purge(code_b_test), {'EXIT',_} = (catch code:purge({})), + + CodePurgeF = fun(M, Exp) -> Exp = code:purge(M) end, + purge_many_exits_do(CodePurgeF), + + %% Let's repeat test for erlang:purge_module as it does the same thing + %% now in erts-8.0 (except for return value). + ErlangPurgeF = fun(M, _Exp) -> erlang:purge_module(M) end, + purge_many_exits_do(ErlangPurgeF), + + process_flag(trap_exit, OldFlag), + ok. + + +purge_many_exits_do(PurgeF) -> false = code:purge(code_b_test), TPids = lists:map(fun (_) -> {code_b_test:do_spawn(), @@ -403,7 +416,7 @@ purge_many_exits(Config) when is_list(Config) -> false = code_b_test:check_exit(Pid1), true = erlang:is_process_alive(Pid2) end, TPids), - true = code:purge(code_b_test), + PurgeF(code_b_test, true), lists:foreach(fun ({Pid1, Pid2}) -> false = erlang:is_process_alive(Pid1), true = code_b_test:check_exit(Pid1), @@ -412,9 +425,7 @@ purge_many_exits(Config) when is_list(Config) -> end, TPids), lists:foreach(fun ({_Pid1, Pid2}) -> receive {'EXIT', Pid2, _} -> ok end - end, TPids), - process_flag(trap_exit, OldFlag), - ok. + end, TPids). soft_purge(suite) -> []; @@ -670,13 +681,9 @@ add_del_path(Config) when is_list(Config) -> clash(Config) when is_list(Config) -> DDir = ?config(data_dir,Config)++"clash/", P = code:get_path(), - [TestServerPath|_] = [Path || Path <- code:get_path(), - re:run(Path,"test_server/?$",[unicode]) /= nomatch], %% test non-clashing entries - %% remove TestServerPath to prevent clash with test-server path - true = code:del_path(TestServerPath), true = code:add_path(DDir++"foobar-0.1/ebin"), true = code:add_path(DDir++"zork-0.8/ebin"), test_server:capture_start(), @@ -688,8 +695,6 @@ clash(Config) when is_list(Config) -> %% test clashing entries - %% remove TestServerPath to prevent clash with test-server path - true = code:del_path(TestServerPath), true = code:add_path(DDir++"foobar-0.1/ebin"), true = code:add_path(DDir++"foobar-0.1.ez/foobar-0.1/ebin"), test_server:capture_start(), @@ -702,9 +707,7 @@ clash(Config) when is_list(Config) -> %% test "Bad path can't read" - %% remove TestServerPath to prevent clash with test-server path Priv = ?config(priv_dir, Config), - true = code:del_path(TestServerPath), TmpEzFile = Priv++"foobar-0.tmp.ez", {ok, _} = file:copy(DDir++"foobar-0.1.ez", TmpEzFile), true = code:add_path(TmpEzFile++"/foobar-0.1/ebin"), @@ -769,6 +772,7 @@ analyse([], [This={M,F,A}|Path], Visited, ErrCnt0) -> OK = [erlang, os, prim_file, erl_prim_loader, init, ets, code_server, lists, lists_sort, unicode, binary, filename, gb_sets, gb_trees, hipe_unified_loader, hipe_bifs, + erts_code_purger, prim_zip, zlib], ErrCnt1 = case lists:member(M, OK) or erlang:is_builtin(M,F,A) of @@ -794,7 +798,7 @@ analyse2(MFA={_,_,_}, Path, Visited0) -> analyse(FL, [MFA|Path], my_usort([MFA|Visited0]), 0). %%%% We need to check these manually... -% fun's are ok as long as they are defined locally. +%% fun's are ok as long as they are defined locally. check_funs({'$M_EXPR','$F_EXPR',_}, [{unicode,characters_to_binary_int,3}, {unicode,characters_to_binary,3}, @@ -839,18 +843,7 @@ check_funs({'$M_EXPR','$F_EXPR',1}, {code_server,start_link,1}]) -> 0; check_funs({'$M_EXPR','$F_EXPR',1}, [{lists,filter,2}, - {code_server,try_archive_subdirs,3}, - {code_server,all_archive_subdirs,1}, - {code_server,archive_subdirs,1}, - {code_server,insert_name,3}, - {code_server,replace_name,2}, - {code_server,update,2}, - {code_server,maybe_update,2}, - {code_server,do_add,4}, - {code_server,add_path,4}, - {code_server,handle_call,3}, - {code_server,loop,1}, - {code_server,system_continue,3}]) -> 0; + {code_server,try_archive_subdirs,3}|_]) -> 0; check_funs({'$M_EXPR','$F_EXPR',_}, [{erlang,apply,2}, {erlang,spawn_link,1}, @@ -877,6 +870,8 @@ check_funs({'$M_EXPR','$F_EXPR',1}, {hipe_unified_loader,get_refs_from,2}| _]) -> 0; check_funs({'$M_EXPR',warning_msg,2}, [{code_server,finish_on_load_report,2} | _]) -> 0; +check_funs({'$M_EXPR','$F_EXPR',1}, + [{code_server,run,2}|_]) -> 0; %% This is cheating! /raimo %% %% check_funs(This = {M,_,_}, Path) -> @@ -905,140 +900,7 @@ uniq([H|T],A) -> uniq(T,[H|A]). -load_cached(suite) -> - []; -load_cached(doc) -> - []; -load_cached(Config) when is_list(Config) -> - Priv = ?config(priv_dir, Config), - WD = filename:dirname(code:which(?MODULE)), - {ok,Node} = - ?t:start_node(code_cache_node, peer, [{args, - "-pa \"" ++ WD ++ "\""}, - {erl, [this]}]), - CCTabCreated = fun(Tab) -> - case ets:info(Tab, name) of - code_cache -> true; - _ -> false - end - end, - Tabs = rpc:call(Node, ets, all, []), - case rpc:call(Node, lists, any, [CCTabCreated,Tabs]) of - true -> - ?t:stop_node(Node), - ?t:fail("Code cache should not be active!"); - false -> - ok - end, - rpc:call(Node, code, del_path, [Priv]), - rpc:call(Node, code, add_pathz, [Priv]), - - FullModName = Priv ++ "/code_cache_test", - {ok,Dev} = file:open(FullModName ++ ".erl", [write]), - io:format(Dev, "-module(code_cache_test). -export([a/0]). a() -> ok.~n", []), - ok = file:close(Dev), - {ok,code_cache_test} = compile:file(FullModName, [{outdir,Priv}]), - - F = fun load_loop/2, - N = 1000, - {T0,T1} = rpc:call(Node, erlang, apply, [F, [N,code_cache_test]]), - TNoCache = now_diff(T1, T0), - rpc:call(Node, code, rehash, []), - {T2,T3} = rpc:call(Node, erlang, apply, [F, [N,code_cache_test]]), - TCache = now_diff(T3, T2), - AvgNoCache = TNoCache/N, - AvgCache = TCache/N, - io:format("Avg. load time (no_cache/cache): ~w/~w~n", [AvgNoCache,AvgCache]), - ?t:stop_node(Node), - if AvgNoCache =< AvgCache -> - ?t:fail("Cache not working properly."); - true -> - ok - end. - -load_loop(N, M) -> - load_loop(N, M, now()). -load_loop(0, _M, T0) -> - {T0,now()}; -load_loop(N, M, T0) -> - code:load_file(M), - code:delete(M), - code:purge(M), - load_loop(N-1, M, T0). - -now_diff({A2, B2, C2}, {A1, B1, C1}) -> - ((A2-A1)*1000000 + B2-B1)*1000000 + C2-C1. - -start_node_with_cache(suite) -> - []; -start_node_with_cache(doc) -> - []; -start_node_with_cache(Config) when is_list(Config) -> - {ok,Node} = - ?t:start_node(code_cache_node, peer, [{args, - "-code_path_cache"}, - {erl, [this]}]), - Tabs = rpc:call(Node, ets, all, []), - io:format("Tabs: ~w~n", [Tabs]), - CCTabCreated = fun(Tab) -> - case rpc:call(Node, ets, info, [Tab,name]) of - code_cache -> true; - _ -> false - end - end, - true = lists:any(CCTabCreated, Tabs), - ?t:stop_node(Node), - ok. - -add_and_rehash(suite) -> - []; -add_and_rehash(doc) -> - []; -add_and_rehash(Config) when is_list(Config) -> - Priv = ?config(priv_dir, Config), - WD = filename:dirname(code:which(?MODULE)), - {ok,Node} = - ?t:start_node(code_cache_node, peer, [{args, - "-pa \"" ++ WD ++ "\""}, - {erl, [this]}]), - CCTabCreated = fun(Tab) -> - case ets:info(Tab, name) of - code_cache -> true; - _ -> false - end - end, - Tabs0 = rpc:call(Node, ets, all, []), - case rpc:call(Node, lists, any, [CCTabCreated,Tabs0]) of - true -> - ?t:stop_node(Node), - ?t:fail("Code cache should not be active!"); - false -> - ok - end, - ok = rpc:call(Node, code, rehash, []), % create cache - Tabs1 = rpc:call(Node, ets, all, []), - true = rpc:call(Node, lists, any, [CCTabCreated,Tabs1]), % cache table created - ok = rpc:call(Node, code, rehash, []), - OkDir = filename:join(Priv, ""), - BadDir = filename:join(Priv, "guggemuffsussiputt"), - CP = [OkDir | rpc:call(Node, code, get_path, [])], - true = rpc:call(Node, code, set_path, [CP]), - CP1 = [BadDir | CP], - {error,_} = rpc:call(Node, code, set_path, [CP1]), - true = rpc:call(Node, code, del_path, [OkDir]), - true = rpc:call(Node, code, add_path, [OkDir]), - true = rpc:call(Node, code, add_path, [OkDir]), - {error,_} = rpc:call(Node, code, add_path, [BadDir]), - ok = rpc:call(Node, code, rehash, []), - - ?t:stop_node(Node), - ok. - -where_is_file_no_cache(suite) -> - []; -where_is_file_no_cache(doc) -> - []; -where_is_file_no_cache(Config) when is_list(Config) -> +where_is_file(Config) when is_list(Config) -> {T,KernelBeamFile} = timer:tc(code, where_is_file, ["kernel.beam"]), io:format("Load time: ~w ms~n", [T]), KernelEbinDir = filename:dirname(KernelBeamFile), @@ -1047,35 +909,6 @@ where_is_file_no_cache(Config) when is_list(Config) -> non_existing = code:where_is_file("kernel"), % no such file ok. -where_is_file_cached(suite) -> - []; -where_is_file_cached(doc) -> - []; -where_is_file_cached(Config) when is_list(Config) -> - {ok,Node} = - ?t:start_node(code_cache_node, peer, [{args, - "-code_path_cache"}, - {erl, [this]}]), - Tabs = rpc:call(Node, ets, all, []), - io:format("Tabs: ~w~n", [Tabs]), - CCTabCreated = fun(Tab) -> - case rpc:call(Node, ets, info, [Tab,name]) of - code_cache -> true; - _ -> false - end - end, - true = lists:any(CCTabCreated, Tabs), - KernelBeamFile = rpc:call(Node, code, where_is_file, ["kernel.beam"]), - {T,KernelBeamFile} = rpc:call(Node, timer, tc, [code,where_is_file,["kernel.beam"]]), - io:format("Load time: ~w ms~n", [T]), - KernelEbinDir = rpc:call(Node, filename, dirname, [KernelBeamFile]), - AppFile = rpc:call(Node, filename, join, [KernelEbinDir,"kernel.app"]), - AppFile = rpc:call(Node, code, where_is_file, ["kernel.app"]), - non_existing = rpc:call(Node, code, where_is_file, ["kernel"]), % no such file - ?t:stop_node(Node), - ok. - - purge_stacktrace(suite) -> []; purge_stacktrace(doc) -> diff --git a/lib/kernel/test/disk_log_SUITE.erl b/lib/kernel/test/disk_log_SUITE.erl index 9988347581..21da958c11 100644 --- a/lib/kernel/test/disk_log_SUITE.erl +++ b/lib/kernel/test/disk_log_SUITE.erl @@ -29,7 +29,7 @@ -define(config(X,Y), foo). -define(t,test_server). -else. --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(format(S, A), ok). -define(privdir(Conf), ?config(priv_dir, Conf)). -define(datadir(Conf), ?config(data_dir, Conf)). diff --git a/lib/kernel/test/erl_boot_server_SUITE.erl b/lib/kernel/test/erl_boot_server_SUITE.erl index 954880e252..2450761ac9 100644 --- a/lib/kernel/test/erl_boot_server_SUITE.erl +++ b/lib/kernel/test/erl_boot_server_SUITE.erl @@ -19,7 +19,7 @@ %% -module(erl_boot_server_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). diff --git a/lib/kernel/test/erl_distribution_SUITE.erl b/lib/kernel/test/erl_distribution_SUITE.erl index 2f73ab170a..3ac87384b4 100644 --- a/lib/kernel/test/erl_distribution_SUITE.erl +++ b/lib/kernel/test/erl_distribution_SUITE.erl @@ -20,7 +20,7 @@ -module(erl_distribution_SUITE). %-define(line_trace, 1). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). diff --git a/lib/kernel/test/erl_distribution_wb_SUITE.erl b/lib/kernel/test/erl_distribution_wb_SUITE.erl index c107e92fae..e453cb2cdd 100644 --- a/lib/kernel/test/erl_distribution_wb_SUITE.erl +++ b/lib/kernel/test/erl_distribution_wb_SUITE.erl @@ -19,7 +19,7 @@ %% -module(erl_distribution_wb_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/inet.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, diff --git a/lib/kernel/test/erl_prim_loader_SUITE.erl b/lib/kernel/test/erl_prim_loader_SUITE.erl index 0803cf428f..bccca59b93 100644 --- a/lib/kernel/test/erl_prim_loader_SUITE.erl +++ b/lib/kernel/test/erl_prim_loader_SUITE.erl @@ -20,7 +20,7 @@ -module(erl_prim_loader_SUITE). -include_lib("kernel/include/file.hrl"). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). @@ -29,7 +29,8 @@ inet_existing/1, inet_coming_up/1, inet_disconnects/1, multiple_slaves/1, file_requests/1, local_archive/1, remote_archive/1, - primary_archive/1, virtual_dir_in_archive/1]). + primary_archive/1, virtual_dir_in_archive/1, + get_modules/1]). -export([init_per_testcase/2, end_per_testcase/2]). @@ -44,7 +45,8 @@ all() -> normalize_and_backslash, inet_existing, inet_coming_up, inet_disconnects, multiple_slaves, file_requests, local_archive, remote_archive, - primary_archive, virtual_dir_in_archive]. + primary_archive, virtual_dir_in_archive, + get_modules]. groups() -> []. @@ -109,6 +111,37 @@ get_file(Config) when is_list(Config) -> ?line error = erl_prim_loader:get_file({dummy}), ok. +get_modules(_Config) -> + MsGood = lists:sort([lists,gen_server,gb_trees,code_server]), + Ms = [certainly_not_existing|MsGood], + SuccExp = [begin + F = code:which(M), + {ok,Code} = file:read_file(F), + {M,{F,erlang:md5(Code)}} + end || M <- MsGood], + FailExp = [{certainly_not_existing,enoent}], + + Path = code:get_path(), + Process = fun(_, F, Code) -> {ok,{F,erlang:md5(Code)}} end, + {ok,{Succ,FailExp}} = erl_prim_loader:get_modules(Ms, Process, Path), + SuccExp = lists:sort(Succ), + + Name = inet_get_modules, + {ok, Node, BootPid} = complete_start_node(Name), + ThisDir = filename:dirname(code:which(?MODULE)), + true = rpc:call(Node, code, add_patha, [ThisDir]), + _ = rpc:call(Node, code, ensure_loaded, [?MODULE]), + {ok,{InetSucc,FailExp}} = rpc:call(Node, erl_prim_loader, + get_modules, [Ms,Process,Path]), + SuccExp = lists:sort(InetSucc), + + stop_node(Node), + unlink(BootPid), + exit(BootPid, kill), + + ok. + + normalize_and_backslash(Config) -> %% Test OTP-11170 case os:type() of @@ -133,14 +166,8 @@ inet_existing(doc) -> ["Start a node using the 'inet' loading method, ", "from an already started boot server."]; inet_existing(Config) when is_list(Config) -> Name = erl_prim_test_inet_existing, - Host = host(), - Cookie = atom_to_list(erlang:get_cookie()), - IpStr = ip_str(Host), - LFlag = get_loader_flag(os:type()), - Args = LFlag ++ " -hosts " ++ IpStr ++ - " -setcookie " ++ Cookie, - {ok, BootPid} = erl_boot_server:start_link([Host]), - {ok, Node} = start_node(Name, Args), + BootPid = start_boot_server(), + Node = start_node_using_inet(Name), {ok,[["inet"]]} = rpc:call(Node, init, get_argument, [loader]), stop_node(Node), unlink(BootPid), @@ -151,19 +178,11 @@ inet_coming_up(doc) -> ["Start a node using the 'inet' loading method, ", "but start the boot server afterwards."]; inet_coming_up(Config) when is_list(Config) -> Name = erl_prim_test_inet_coming_up, - Cookie = atom_to_list(erlang:get_cookie()), - Host = host(), - IpStr = ip_str(Host), - LFlag = get_loader_flag(os:type()), - Args = LFlag ++ - " -hosts " ++ IpStr ++ - " -setcookie " ++ Cookie, - {ok, Node} = start_node(Name, Args, [{wait, false}]), + Node = start_node_using_inet(Name, [{wait,false}]), %% Wait a while, then start boot server, and wait for node to start. test_server:sleep(test_server:seconds(6)), - io:format("erl_boot_server:start_link([~p]).", [Host]), - {ok, BootPid} = erl_boot_server:start_link([Host]), + BootPid = start_boot_server(), wait_really_started(Node, 25), %% Check loader argument, then cleanup. @@ -191,24 +210,19 @@ inet_disconnects(Config) when is_list(Config) -> true -> {skip,"erl_boot_server is native"}; false -> - ?line Name = erl_prim_test_inet_disconnects, - ?line Host = host(), - ?line Cookie = atom_to_list(erlang:get_cookie()), - ?line IpStr = ip_str(Host), - ?line LFlag = get_loader_flag(os:type()), - ?line Args = LFlag ++ " -hosts " ++ IpStr ++ - " -setcookie " ++ Cookie, + Name = erl_prim_test_inet_disconnects, - ?line {ok, BootPid} = erl_boot_server:start([Host]), + BootPid = start_boot_server(), + unlink(BootPid), Self = self(), %% This process shuts down the boot server during loading. - ?line Stopper = spawn_link(fun() -> stop_boot(BootPid, Self) end), - ?line receive - {Stopper,ready} -> ok - end, + Stopper = spawn_link(fun() -> stop_boot(BootPid, Self) end), + receive + {Stopper,ready} -> ok + end, %% Let the loading begin... - ?line {ok, Node} = start_node(Name, Args, [{wait, false}]), + Node = start_node_using_inet(Name, [{wait,false}]), %% When the stopper is ready, the slave node should be %% looking for a boot server again. @@ -222,12 +236,12 @@ inet_disconnects(Config) when is_list(Config) -> end, %% Start new boot server to see that loading is continued. - ?line {ok, BootPid2} = erl_boot_server:start_link([Host]), - ?line wait_really_started(Node, 25), - ?line {ok,[["inet"]]} = rpc:call(Node, init, get_argument, [loader]), - ?line stop_node(Node), - ?line unlink(BootPid2), - ?line exit(BootPid2, kill), + BootPid2 = start_boot_server(), + wait_really_started(Node, 25), + {ok,[["inet"]]} = rpc:call(Node, init, get_argument, [loader]), + stop_node(Node), + unlink(BootPid2), + exit(BootPid2, kill), ok end. @@ -260,46 +274,38 @@ multiple_slaves(doc) -> ["Start nodes in parallell, all using the 'inet' loading method, ", "verify that the boot server manages"]; multiple_slaves(Config) when is_list(Config) -> - case os:type() of - {ose,_} -> - {comment, "OSE: multiple nodes not supported"}; - _ -> - ?line Name = erl_prim_test_multiple_slaves, - ?line Host = host(), - ?line Cookie = atom_to_list(erlang:get_cookie()), - ?line IpStr = ip_str(Host), - ?line LFlag = get_loader_flag(os:type()), - ?line Args = LFlag ++ " -hosts " ++ IpStr ++ - " -setcookie " ++ Cookie, - - NoOfNodes = 10, % no of slave nodes to be started - - NamesAndNodes = - lists:map(fun(N) -> - NameN = atom_to_list(Name) ++ - integer_to_list(N), - NodeN = NameN ++ "@" ++ Host, - {list_to_atom(NameN),list_to_atom(NodeN)} - end, lists:seq(1, NoOfNodes)), - - ?line Nodes = start_multiple_nodes(NamesAndNodes, Args, []), - - %% "queue up" the nodes to wait for the boot server to respond - %% (note: test_server supervises each node start by accept() - %% on a socket, the timeout value for the accept has to be quite - %% long for this test to work). - ?line test_server:sleep(test_server:seconds(5)), - %% start the code loading circus! - ?line {ok,BootPid} = erl_boot_server:start_link([Host]), - %% give the nodes a chance to boot up before attempting to stop them - ?line test_server:sleep(test_server:seconds(10)), - - ?line wait_and_shutdown(lists:reverse(Nodes), 30), - - ?line unlink(BootPid), - ?line exit(BootPid, kill), - ok - end. + ?line Name = erl_prim_test_multiple_slaves, + ?line Host = host(), + ?line IpStr = ip_str(Host), + Args = " -loader inet -hosts " ++ IpStr, + + NoOfNodes = 10, % no of slave nodes to be started + + NamesAndNodes = + lists:map(fun(N) -> + NameN = atom_to_list(Name) ++ + integer_to_list(N), + NodeN = NameN ++ "@" ++ Host, + {list_to_atom(NameN),list_to_atom(NodeN)} + end, lists:seq(1, NoOfNodes)), + + ?line Nodes = start_multiple_nodes(NamesAndNodes, Args, []), + + %% "queue up" the nodes to wait for the boot server to respond + %% (note: test_server supervises each node start by accept() + %% on a socket, the timeout value for the accept has to be quite + %% long for this test to work). + ?line test_server:sleep(test_server:seconds(5)), + %% start the code loading circus! + BootPid = start_boot_server(), + %% give the nodes a chance to boot up before attempting to stop them + ?line test_server:sleep(test_server:seconds(10)), + + ?line wait_and_shutdown(lists:reverse(Nodes), 30), + + ?line unlink(BootPid), + ?line exit(BootPid, kill), + ok. start_multiple_nodes([{Name,Node} | NNs], Args, Started) -> ?line {ok,Node} = start_node(Name, Args, [{wait, false}]), @@ -367,20 +373,6 @@ file_requests(Config) when is_list(Config) -> ?line exit(BootPid, kill), ok. -complete_start_node(Name) -> - ?line Host = host(), - ?line Cookie = atom_to_list(erlang:get_cookie()), - ?line IpStr = ip_str(Host), - ?line LFlag = get_loader_flag(os:type()), - ?line Args = LFlag ++ " -hosts " ++ IpStr ++ - " -setcookie " ++ Cookie, - - ?line {ok,BootPid} = erl_boot_server:start_link([Host]), - - ?line {ok,Node} = start_node(Name, Args), - ?line wait_really_started(Node, 25), - {ok, Node, BootPid}. - local_archive(suite) -> []; local_archive(doc) -> @@ -397,7 +389,7 @@ local_archive(Config) when is_list(Config) -> ?line ok = test_archive(Node, Archive, KernelDir, BeamName), %% Cleanup - ?line ok = rpc:call(Node, erl_prim_loader, release_archives, []), + ok = rpc:call(Node, erl_prim_loader, purge_archive_cache, []), ?line ok = file:delete(Archive), ok. @@ -555,11 +547,41 @@ virtual_dir_in_archive(Config) when is_list(Config) -> ?line {ok, [EbinBase]} = erl_prim_loader:list_dir(AppDir), %% Cleanup - ?line ok = erl_prim_loader:release_archives(), + ok = erl_prim_loader:purge_archive_cache(), ?line ok = file:delete(Archive), ok. -%% Misc. functions +%%% +%%% Helper functions. +%%% + +complete_start_node(Name) -> + BootPid = start_boot_server(), + Node = start_node_using_inet(Name), + wait_really_started(Node, 25), + {ok, Node, BootPid}. + +start_boot_server() -> + %% Many linux systems define: + %% 127.0.0.1 localhost + %% 127.0.1.1 somehostname + %% Therefore, to allow the tests to work on those kind of systems, + %% also include "localhost" in the list of allowed hosts. + + Hosts = [host(),ip_str("localhost")], + {ok,BootPid} = erl_boot_server:start_link(Hosts), + BootPid. + +start_node_using_inet(Name) -> + start_node_using_inet(Name, []). + +start_node_using_inet(Name, Opts) -> + Host = host(), + IpStr = ip_str(Host), + Args = " -loader inet -hosts " ++ IpStr, + {ok,Node} = start_node(Name, Args, Opts), + Node. + ip_str({A, B, C, D}) -> lists:concat([A, ".", B, ".", C, ".", D]); @@ -585,9 +607,6 @@ host() -> stop_node(Node) -> test_server:stop_node(Node). -get_loader_flag(_) -> - " -loader inet ". - compile_app(TopDir, AppName) -> AppDir = filename:join([TopDir, AppName]), SrcDir = filename:join([AppDir, "src"]), diff --git a/lib/kernel/test/error_logger_SUITE.erl b/lib/kernel/test/error_logger_SUITE.erl index f1988b68d9..fa0fc5b75c 100644 --- a/lib/kernel/test/error_logger_SUITE.erl +++ b/lib/kernel/test/error_logger_SUITE.erl @@ -19,7 +19,7 @@ %% -module(error_logger_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). %%----------------------------------------------------------------- %% We don't have to test the normal behaviour here, i.e. the tty diff --git a/lib/kernel/test/error_logger_warn_SUITE.erl b/lib/kernel/test/error_logger_warn_SUITE.erl index a3a3b2f8c6..40b3f6bd53 100644 --- a/lib/kernel/test/error_logger_warn_SUITE.erl +++ b/lib/kernel/test/error_logger_warn_SUITE.erl @@ -29,7 +29,7 @@ %% Internal exports. -export([init/1,handle_event/2,handle_info/2,handle_call/2]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(EXPECT(Pattern), (fun() -> diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl index 09d9a45197..e9401e26ef 100644 --- a/lib/kernel/test/file_SUITE.erl +++ b/lib/kernel/test/file_SUITE.erl @@ -106,7 +106,7 @@ %% System probe functions that might be handy to check from the shell -export([disc_free/1, memsize/0]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/file.hrl"). -define(THROW_ERROR(RES), throw({fail, ?LINE, RES})). @@ -168,12 +168,7 @@ init_per_suite(Config) when is_list(Config) -> ok -> [{sasl,started}] end, - ok = case os:type() of - {ose,_} -> - ok; - _ -> - application:start(os_mon) - end, + application:start(os_mon), case os:type() of {win32, _} -> @@ -199,12 +194,7 @@ end_per_suite(Config) when is_list(Config) -> ok end, - case os:type() of - {ose,_} -> - ok; - _ -> - application:stop(os_mon) - end, + application:stop(os_mon), case proplists:get_value(sasl, Config) of started -> application:stop(sasl); @@ -889,10 +879,7 @@ open1(Config) when is_list(Config) -> ?line io:format(Fd1,Str,[]), ?line {ok,0} = ?FILE_MODULE:position(Fd1,bof), ?line Str = io:get_line(Fd1,''), - ?line case io:get_line(Fd2,'') of - Str -> Str; - eof -> Str - end, + ?line Str = io:get_line(Fd2,''), ?line ok = ?FILE_MODULE:close(Fd2), ?line {ok,0} = ?FILE_MODULE:position(Fd1,bof), ?line ok = ?FILE_MODULE:truncate(Fd1), @@ -2368,9 +2355,6 @@ e_rename(Config) when is_list(Config) -> %% At least Windows NT can %% successfully move a file to %% another drive. - ok; - {ose, _} -> - %% disabled for now ok end, [] = flush(), diff --git a/lib/kernel/test/file_name_SUITE.erl b/lib/kernel/test/file_name_SUITE.erl index 32006d893e..e6f8761f95 100644 --- a/lib/kernel/test/file_name_SUITE.erl +++ b/lib/kernel/test/file_name_SUITE.erl @@ -19,7 +19,7 @@ %% %CopyrightEnd% %% --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/file.hrl"). %% @@ -159,7 +159,7 @@ normalize(suite) -> normalize(doc) -> ["Check that filename normalization works"]; normalize(Config) when is_list(Config) -> - random:seed({1290,431421,830412}), + rand:seed(exsplus, {1290,431421,830412}), try ?line UniMode = file:native_name_encoding() =/= latin1, if @@ -845,7 +845,7 @@ conv(L) -> rand_comp_decomp(Max) -> - N = random:uniform(Max), + N = rand:uniform(Max), L = [ rand_decomp() || _ <- lists:seq(1,N) ], LC = [ A || {A,_} <- L], LD = lists:flatten([B || {_,B} <- L]), @@ -855,7 +855,7 @@ rand_comp_decomp(Max) -> rand_decomp() -> BT = bigtup(), SZ = tuple_size(BT), - element(random:uniform(SZ),BT). + element(rand:uniform(SZ),BT). bigtup() -> {{192,[65,768]}, {200,[69,768]}, diff --git a/lib/kernel/test/gen_sctp_SUITE.erl b/lib/kernel/test/gen_sctp_SUITE.erl index 91a57d3290..99f8625ba9 100644 --- a/lib/kernel/test/gen_sctp_SUITE.erl +++ b/lib/kernel/test/gen_sctp_SUITE.erl @@ -19,7 +19,7 @@ %% -module(gen_sctp_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/inet_sctp.hrl"). %%-compile(export_all). diff --git a/lib/kernel/test/gen_tcp_echo_SUITE.erl b/lib/kernel/test/gen_tcp_echo_SUITE.erl index 6dcb21758b..fe81cbac18 100644 --- a/lib/kernel/test/gen_tcp_echo_SUITE.erl +++ b/lib/kernel/test/gen_tcp_echo_SUITE.erl @@ -19,7 +19,7 @@ %% -module(gen_tcp_echo_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). %%-compile(export_all). @@ -442,14 +442,7 @@ random_char(Chars) -> lists:nth(uniform(length(Chars)), Chars). uniform(N) -> - case get(random_seed) of - undefined -> - {X, Y, Z} = time(), - random:seed(X, Y, Z); - _ -> - ok - end, - random:uniform(N). + rand:uniform(N). put_int32(X, big, List) -> [ (X bsr 24) band 16#ff, diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl index 81c6dcd0fd..323796665b 100644 --- a/lib/kernel/test/gen_tcp_misc_SUITE.erl +++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl @@ -19,7 +19,7 @@ %% -module(gen_tcp_misc_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). %-compile(export_all). @@ -58,14 +58,6 @@ oct_acceptor/1, otp_7731_server/1, zombie_server/2, do_iter_max_socks/2]). -init_per_testcase(wrapping_oct, Config) when is_list(Config) -> - Dog = case os:type() of - {ose,_} -> - test_server:timetrap(test_server:minutes(20)); - _Else -> - test_server:timetrap(test_server:seconds(600)) - end, - [{watchdog, Dog}|Config]; init_per_testcase(iter_max_socks, Config) when is_list(Config) -> Dog = case os:type() of {win32,_} -> @@ -74,14 +66,6 @@ init_per_testcase(iter_max_socks, Config) when is_list(Config) -> test_server:timetrap(test_server:seconds(240)) end, [{watchdog, Dog}|Config]; -init_per_testcase(accept_system_limit, Config) when is_list(Config) -> - case os:type() of - {ose,_} -> - {skip,"Skip in OSE"}; - _ -> - Dog = test_server:timetrap(test_server:seconds(240)), - [{watchdog,Dog}|Config] - end; init_per_testcase(wrapping_oct, Config) when is_list(Config) -> Dog = test_server:timetrap(test_server:seconds(600)), [{watchdog, Dog}|Config]; diff --git a/lib/kernel/test/gen_udp_SUITE.erl b/lib/kernel/test/gen_udp_SUITE.erl index 8d8c953303..2efbf26e1c 100644 --- a/lib/kernel/test/gen_udp_SUITE.erl +++ b/lib/kernel/test/gen_udp_SUITE.erl @@ -22,7 +22,7 @@ % because udp is not deterministic. % -module(gen_udp_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(default_timeout, ?t:minutes(1)). diff --git a/lib/kernel/test/global_SUITE.erl b/lib/kernel/test/global_SUITE.erl index 73ee86eba4..0046fdafa4 100644 --- a/lib/kernel/test/global_SUITE.erl +++ b/lib/kernel/test/global_SUITE.erl @@ -51,7 +51,7 @@ -compile(export_all). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(NODES, [node()|nodes()]). @@ -1349,7 +1349,7 @@ stress_partition(Config) when is_list(Config) -> %% Use this one to test alot of connection tests -%% erl -sname ts -rsh ctrsh -pa /clearcase/otp/internal_tools/test_server/ebin/ -ring_line 10000 -s test_server run_test global_SUITE +%% erl -sname ts -ring_line 10000 -s test_server run_test global_SUITE ring_line(suite) -> []; ring_line(doc) -> [""]; @@ -2931,7 +2931,7 @@ sync_until(LogFile) -> timer:sleep(Time). shuffle(L) -> - [E || {_, E} <- lists:keysort(1, [{random:uniform(), E} || E <- L])]. + [E || {_, E} <- lists:keysort(1, [{rand:uniform(), E} || E <- L])]. sync_0(suite) -> []; sync_0(doc) -> diff --git a/lib/kernel/test/global_group_SUITE.erl b/lib/kernel/test/global_group_SUITE.erl index 0a994c3bf0..e7d321418c 100644 --- a/lib/kernel/test/global_group_SUITE.erl +++ b/lib/kernel/test/global_group_SUITE.erl @@ -30,7 +30,7 @@ %-compile(export_all). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(NODES, [node()|nodes()]). diff --git a/lib/kernel/test/heart_SUITE.erl b/lib/kernel/test/heart_SUITE.erl index 39cd29cea0..eb6cb06622 100644 --- a/lib/kernel/test/heart_SUITE.erl +++ b/lib/kernel/test/heart_SUITE.erl @@ -19,7 +19,7 @@ %% -module(heart_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, start/1, restart/1, diff --git a/lib/kernel/test/ignore_cores.erl b/lib/kernel/test/ignore_cores.erl index db61c4003b..6a37b48189 100644 --- a/lib/kernel/test/ignore_cores.erl +++ b/lib/kernel/test/ignore_cores.erl @@ -28,7 +28,7 @@ -module(ignore_cores). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([init/1, fini/1, setup/3, setup/4, restore/1, dir/1]). diff --git a/lib/kernel/test/inet_SUITE.erl b/lib/kernel/test/inet_SUITE.erl index 5ba06bb032..0a36bc9673 100644 --- a/lib/kernel/test/inet_SUITE.erl +++ b/lib/kernel/test/inet_SUITE.erl @@ -19,7 +19,7 @@ %% -module(inet_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/inet.hrl"). -include_lib("kernel/src/inet_dns.hrl"). @@ -868,7 +868,6 @@ gethostnative_control_2(Seq, Interval, Delay, Cnt, N, Hosts) -> ?line Lookupers = [spawn_link( fun () -> - random:seed(), lookup_loop(Hosts, Delay, Tag, Parent, Cnt, Hosts) end) || _ <- lists:seq(1, N)], @@ -929,7 +928,7 @@ lookup_loop([H|Hs], Delay, Tag, Parent, Cnt, Hosts) -> Parent ! {Tag,Error} end, receive - after random:uniform(Delay) -> + after rand:uniform(Delay) -> lookup_loop(Hs, Delay, Tag, Parent, Cnt-1, Hosts) end. diff --git a/lib/kernel/test/inet_res_SUITE.erl b/lib/kernel/test/inet_res_SUITE.erl index ace4ccb8bd..ea06061c74 100644 --- a/lib/kernel/test/inet_res_SUITE.erl +++ b/lib/kernel/test/inet_res_SUITE.erl @@ -20,7 +20,6 @@ -module(inet_res_SUITE). -include_lib("common_test/include/ct.hrl"). --include("test_server_line.hrl"). -include_lib("kernel/include/inet.hrl"). -include_lib("kernel/src/inet_dns.hrl"). @@ -120,7 +119,7 @@ ns_init(ZoneDir, PrivDir, DataDir) -> {unix,_} -> PortNum = case {os:type(),os:version()} of {{unix,solaris},{M,V,_}} when M =< 5, V < 10 -> - 11895 + random:uniform(100); + 11895 + rand:uniform(100); _ -> {ok,S} = gen_udp:open(0, [{reuseaddr,true}]), {ok,PNum} = inet:port(S), diff --git a/lib/kernel/test/inet_sockopt_SUITE.erl b/lib/kernel/test/inet_sockopt_SUITE.erl index cb522c8abe..a6981854c8 100644 --- a/lib/kernel/test/inet_sockopt_SUITE.erl +++ b/lib/kernel/test/inet_sockopt_SUITE.erl @@ -19,7 +19,7 @@ %% -module(inet_sockopt_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(C_GET_IPPROTO_TCP,1). diff --git a/lib/kernel/test/init_SUITE.erl b/lib/kernel/test/init_SUITE.erl index 54ab5aa566..cb531f7b57 100644 --- a/lib/kernel/test/init_SUITE.erl +++ b/lib/kernel/test/init_SUITE.erl @@ -19,7 +19,7 @@ %% -module(init_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). @@ -307,8 +307,8 @@ create_boot(Config) -> is_real_system(KernelVsn, StdlibVsn) -> LibDir = code:lib_dir(), - filelib:is_dir(filename:join(LibDir, "kernel"++KernelVsn)) andalso - filelib:is_dir(filename:join(LibDir, "stdlib"++StdlibVsn)). + filelib:is_dir(filename:join(LibDir, "kernel-"++KernelVsn)) andalso + filelib:is_dir(filename:join(LibDir, "stdlib-"++StdlibVsn)). %% ------------------------------------------------ %% Slave executes erlang:halt() on master nodedown. @@ -401,6 +401,7 @@ restart(Config) when is_list(Config) -> %% Ok, the node is up, now the real test test begins. ?line erlang:monitor_node(Node, true), ?line InitPid = rpc:call(Node, erlang, whereis, [init]), + ?line PurgerPid = rpc:call(Node, erlang, whereis, [erts_code_purger]), ?line Procs = rpc:call(Node, erlang, processes, []), ?line MaxPid = lists:last(Procs), ?line ok = rpc:call(Node, init, restart, []), @@ -418,8 +419,13 @@ restart(Config) when is_list(Config) -> InitP = pid_to_list(InitPid), ?line InitP = pid_to_list(InitPid1), + %% and same purger process! + ?line PurgerPid1 = rpc:call(Node, erlang, whereis, [erts_code_purger]), + PurgerP = pid_to_list(PurgerPid), + ?line PurgerP = pid_to_list(PurgerPid1), + ?line NewProcs0 = rpc:call(Node, erlang, processes, []), - NewProcs = lists:delete(InitPid1, NewProcs0), + NewProcs = NewProcs0 -- [InitPid1, PurgerPid1], ?line case check_processes(NewProcs, MaxPid) of true -> ok; diff --git a/lib/kernel/test/interactive_shell_SUITE.erl b/lib/kernel/test/interactive_shell_SUITE.erl index 8adae1f606..d7fa52b721 100644 --- a/lib/kernel/test/interactive_shell_SUITE.erl +++ b/lib/kernel/test/interactive_shell_SUITE.erl @@ -18,7 +18,7 @@ %% %CopyrightEnd% %% -module(interactive_shell_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, get_columns_and_rows/1, exit_initial/1, job_control_local/1, diff --git a/lib/kernel/test/kernel_SUITE.erl b/lib/kernel/test/kernel_SUITE.erl index 8ae2e4b23b..64c7ce6136 100644 --- a/lib/kernel/test/kernel_SUITE.erl +++ b/lib/kernel/test/kernel_SUITE.erl @@ -21,7 +21,7 @@ %%% Kernel application test suite. %%%----------------------------------------------------------------- -module(kernel_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). % Test server specific exports diff --git a/lib/kernel/test/kernel_config_SUITE.erl b/lib/kernel/test/kernel_config_SUITE.erl index 4be44015c9..1486619b1c 100644 --- a/lib/kernel/test/kernel_config_SUITE.erl +++ b/lib/kernel/test/kernel_config_SUITE.erl @@ -19,7 +19,7 @@ %% -module(kernel_config_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2, sync/1]). diff --git a/lib/kernel/test/multi_load_SUITE.erl b/lib/kernel/test/multi_load_SUITE.erl new file mode 100644 index 0000000000..bb87443e36 --- /dev/null +++ b/lib/kernel/test/multi_load_SUITE.erl @@ -0,0 +1,412 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 1999-2012. 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(multi_load_SUITE). +-export([all/0,suite/0,groups/0,init_per_suite/1,end_per_suite/1, + init_per_group/2,end_per_group/2, + basic_atomic_load/1,basic_errors/1,sticky_dir/1, + on_load_failing/1,ensure_modules_loaded/1, + native_code/1]). + +-include_lib("common_test/include/ct.hrl"). +-include_lib("syntax_tools/include/merl.hrl"). + +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [basic_atomic_load,basic_errors,sticky_dir,on_load_failing, + ensure_modules_loaded,native_code]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + +basic_atomic_load(Config) -> + PrivDir = proplists:get_value(priv_dir, Config), + Dir = filename:join(PrivDir, multi_load_sticky_dir), + _ = file:make_dir(Dir), + + OldPath = code:get_path(), + try + code:add_patha(Dir), + do_basic(Dir) + after + code:set_path(OldPath) + end, + + ok. + +do_basic(Dir) -> + MsVer1_0 = make_modules(5, versioned_module(1)), + MsVer1 = [{M,filename:absname(F, Dir),Bin} || {M,F,Bin} <- MsVer1_0], + _ = [ok = file:write_file(F, Bin) || {_,F,Bin} <- MsVer1], + + Ms = [M || {M,_,_} <- MsVer1], + [] = [loaded || M <- Ms, is_loaded(M)], + + ok = code:atomic_load(Ms), + _ = [1 = M:M() || M <- Ms], + _ = [F = code:which(M) || {M,F,_} <- MsVer1], + [] = [not_loaded || M <- Ms, not is_loaded(M)], + + MsVer2 = update_modules(Ms, versioned_module(2)), + {ok,Prepared} = code:prepare_loading(MsVer2), + ok = code:finish_loading(Prepared), + _ = [2 = M:M() || M <- Ms], + _ = [F = code:which(M) || {M,F,_} <- MsVer2], + [] = [not_loaded || M <- Ms, not is_loaded(M)], + + MsVer3 = update_modules(Ms, versioned_module(2)), + NotPurged = lists:sort([{M,not_purged} || M <- Ms]), + NotPurged = atomic_load_error(MsVer3, true), + + ok. + +versioned_module(Ver) -> + fun(Mod) -> + ?Q(["-module('@Mod@').\n", + "-export(['@Mod@'/0]).\n", + "'@Mod@'() -> _@Ver@.\n"]) + end. + +basic_errors(_Config) -> + atomic_load_fc([42]), + atomic_load_fc([{"mod","file","bin"}]), + + finish_loading_fc(atom), + {ok,{PrepTag,_}} = code:prepare_loading([code]), + finish_loading_fc({PrepTag,[x]}), + finish_loading_fc({PrepTag,[{m,{<<>>,"",<<>>}}]}), + Prep = prepared_with_wrong_magic_bin(), + finish_loading_fc(Prep), + + [{x,badfile}] = atomic_load_error([{x,"x",<<"bad">>}], false), + [{a,badfile},{some_nonexistent_file,nofile}] = + atomic_load_error([some_nonexistent_file,{a,"a",<<>>}], + false), + + %% Modules mentioned more than once. + Mods = make_modules(2, fun basic_module/1), + Ms = [M || {M,_,_} <- Mods], + DupMods = Mods ++ [mnesia] ++ Mods ++ [mnesia], + DupErrors0 = lists:sort([mnesia|Ms]), + DupErrors = [{M,duplicated} || M <- DupErrors0], + DupErrors = atomic_load_error(DupMods, false), + + ok. + +atomic_load_fc(L) -> + {'EXIT',{function_clause,[{code,atomic_load,[L],_}|_]}} = + (catch code:atomic_load(L)), + {'EXIT',{function_clause,[{code,prepare_loading,[L],_}|_]}} = + (catch code:prepare_loading(L)). + +finish_loading_fc(Term) -> + {'EXIT',{function_clause,[{code,finish_loading,[Term],_}|_]}} = + (catch code:finish_loading(Term)). + +prepared_with_wrong_magic_bin() -> + {ok,Prep} = code:prepare_loading([?MODULE]), + prep_magic(Prep). + +prep_magic([H|T]) -> + [prep_magic(H)|prep_magic(T)]; +prep_magic(Tuple) when is_tuple(Tuple) -> + L = prep_magic(tuple_to_list(Tuple)), + list_to_tuple(L); +prep_magic(Bin) when is_binary(Bin) -> + try erlang:has_prepared_code_on_load(Bin) of + false -> + %% Create a different kind of magic binary. + ets:match_spec_compile([{'_',[true],['$_']}]) + catch + _:_ -> + Bin + end; +prep_magic(Other) -> + Other. + +sticky_dir(_Config) -> + Mod0 = make_module(lists, fun basic_module/1), + Mod1 = make_module(gen_server, fun basic_module/1), + Ms = [Mod0,Mod1], + SD = sticky_directory, + StickyErrors = [{gen_server,SD},{lists,SD}], + StickyErrors = atomic_load_error(Ms, true), + + ok. + +on_load_failing(_Config) -> + OnLoad = make_modules(1, fun on_load_module/1), + [{OnLoadMod,_,_}] = OnLoad, + Ms = make_modules(10, fun basic_module/1) ++ OnLoad, + + %% Fail because there is a module with on_load in the list. + on_load_failure(OnLoadMod, Ms), + on_load_failure(OnLoadMod, [lists:last(Ms)]), + + %% Fail because there already is a pending on_load. + [{HangingOnLoad,_,_}|_] = Ms, + spawn_hanging_on_load(HangingOnLoad), + NoOnLoadMs = lists:droplast(Ms), + {error,[{HangingOnLoad,pending_on_load}]} = + code:atomic_load(NoOnLoadMs), + hanging_on_load ! stop_hanging_and_unload, + + ok. + +on_load_failure(OnLoadMod, Ms) -> + [{OnLoadMod,on_load_not_allowed}] = atomic_load_error(Ms, false). + +spawn_hanging_on_load(Mod) -> + {Mod,Name,Bin} = make_module(Mod, "unknown", + fun(_) -> + hanging_on_load_module(Mod) + end), + spawn_link(fun() -> + {error,on_load_failure} = + code:load_binary(Mod, Name, Bin) + end). + +hanging_on_load_module(Mod) -> + ?Q(["-module('@Mod@').\n", + "-on_load(hang/0).\n", + "hang() ->\n" + " register(hanging_on_load, self()),\n" + " receive _ -> unload end.\n"]). + +ensure_modules_loaded(Config) -> + PrivDir = proplists:get_value(priv_dir, Config), + Dir = filename:join(PrivDir, multi_load_ensure_modules_loaded), + _ = file:make_dir(Dir), + + OldPath = code:get_path(), + try + code:add_patha(Dir), + do_ensure_modules_loaded(Dir) + after + code:set_path(OldPath) + end, + + ok. + +do_ensure_modules_loaded(Dir) -> + %% Create a dummy "lists" module and place it in our code path. + {lists,ListsFile,ListsCode} = make_module(lists, fun basic_module/1), + ok = file:write_file(filename:absname(ListsFile, Dir), ListsCode), + {error,sticky_directory} = code:load_file(lists), + + %% Make a new module that we can load. + Mod = make_module_file(Dir, fun basic_module/1), + false = is_loaded(Mod), + + %% Make a new module with an on_load function. + OLMod = make_module_file(Dir, fun on_load_module/1), + false = is_loaded(OLMod), + + %% lists should not be loaded again; Mod and OLMod should be + %% loaded. ?MODULE should not be reloaded, but there is no easy + %% way to test that. Repeating modules is OK. + ok = code:ensure_modules_loaded([?MODULE,lists,Mod,OLMod, + Mod,OLMod,Mod,lists]), + last = lists:last([last]), + true = is_loaded(Mod), + ok = Mod:Mod(), + true = is_loaded(OLMod), + _ = OLMod:module_info(), + + %% Unload the modules that were loaded. + [begin + code:purge(M), + code:delete(M), + code:purge(M), + false = is_loaded(M) + end || M <- [Mod,OLMod]], + + %% If there are some errors, all other modules should be loaded + %% anyway. + [{BadMod,BadFile,_}] = make_modules(1, fun basic_module/1), + ok = file:write_file(filename:absname(BadFile, Dir), <<"bad_code">>), + BadOLMod = make_module_file(Dir, fun failing_on_load_module/1), + BadEgg = bad__egg, + NativeMod = a_native_module, + NativeModFile = atom_to_list(NativeMod) ++ ".beam", + {NativeMod,_,NativeCode} = make_module(NativeMod, NativeModFile, + fun basic_module/1, [native]), + ok = file:write_file(filename:absname(NativeModFile, Dir), NativeCode), + ModulesToLoad = [OLMod,?MODULE,Mod,BadOLMod,NativeMod, + BadEgg,BadMod,lists], + {error,Error0} = code:ensure_modules_loaded(ModulesToLoad), + Error = lists:sort([{BadEgg,nofile}, + {BadMod,badfile}, + {BadOLMod,on_load_failure}]), + Error = lists:sort(Error0), + true = is_loaded(Mod), + true = is_loaded(OLMod), + true = is_loaded(NativeMod), + true = NativeMod:module_info(native), + + ok. + +failing_on_load_module(Mod) -> + ?Q(["-module('@Mod@').\n", + "-on_load(f/0).\n", + "f() -> fail.\n"]). + +native_code(_Config) -> + case erlang:system_info(hipe_architecture) of + undefined -> + {skip,"No native support"}; + _ -> + do_native_code() + end. + +do_native_code() -> + CalledMod = native_called_module, + CallingMod = native_calling_module, + + %% Create a module in native code that calls another module. + CallingMod = make_and_load(CallingMod, + calling_module_fun(CalledMod), + [native]), + + %% Create a threaded-code module. + _ = make_and_load(CalledMod, called_module_fun(42), []), + 42 = CallingMod:call(), + + %% Now replace it with a changed module in native code. + code:purge(CalledMod), + make_and_load(CalledMod, called_module_fun(43), [native]), + true = test_server:is_native(CalledMod), + 43 = CallingMod:call(), + + %% Reload the called module and call it. + code:purge(CalledMod), + ModVer3 = make_module(CalledMod, "", called_module_fun(changed)), + ok = code:atomic_load([ModVer3]), + false = test_server:is_native(CalledMod), + changed = CallingMod:call(), + code:purge(CalledMod), + + ok. + +make_and_load(Mod, Fun, Opts) -> + {Mod,_,Code} = make_module(Mod, "", Fun, Opts), + {module,Mod} = code:load_binary(Mod, "", Code), + Mod. + +calling_module_fun(Called) -> + fun(Mod) -> + ?Q(["-module('@Mod@').\n", + "-export([call/0]).\n", + "call() -> _@Called@:f().\n"]) + end. + +called_module_fun(Ret) -> + fun(Mod) -> + ?Q(["-module('@Mod@').\n", + "-export([f/0]).\n", + "f() -> _@Ret@.\n"]) + end. + +%%% +%%% Common utilities +%%% + +atomic_load_error(Modules, ErrorInFinishLoading) -> + {error,Errors0} = code:atomic_load(Modules), + {Errors1,Bool} = + case code:prepare_loading(Modules) of + {ok,Prepared} -> + {error,Es0} = code:finish_loading(Prepared), + {Es0,true}; + {error,Es0} -> + {Es0,false} + end, + Errors = lists:sort(Errors0), + Errors = lists:sort(Errors1), + case {ErrorInFinishLoading,Bool} of + {B,B} -> + Errors; + {false,true} -> + ct:fail("LastAction fun must not be called"); + {true,false} -> + ct:fail("LastAction fun was not called") + end. + +is_loaded(Mod) -> + case erlang:module_loaded(Mod) of + false -> + false = code:is_loaded(Mod); + true -> + {file,_} = code:is_loaded(Mod), + true + end. + +basic_module(Mod) -> + ?Q(["-module('@Mod@').\n" + "-export(['@Mod@'/0]).\n", + "'@Mod@'() -> ok."]). + +on_load_module(Mod) -> + ?Q(["-module('@Mod@').\n", + "-on_load(f/0).\n", + "f() -> ok.\n"]). + +make_module_file(Dir, Fun) -> + [{Mod,File,Code}] = make_modules(1, Fun), + ok = file:write_file(filename:absname(File, Dir), Code), + Mod. + +make_modules(0, _) -> + []; +make_modules(N, Fun) -> + U = erlang:unique_integer([positive]), + ModName = "m__" ++ integer_to_list(N) ++ "_" ++ integer_to_list(U), + Mod = list_to_atom(ModName), + ModItem = make_module(Mod, Fun), + [ModItem|make_modules(N-1, Fun)]. + +update_modules(Ms, Fun) -> + [make_module(M, Fun) || M <- Ms]. + +make_module(Mod, Fun) -> + Filename = atom_to_list(Mod) ++ ".beam", + make_module(Mod, Filename, Fun). + +make_module(Mod, Filename, Fun) -> + make_module(Mod, Filename, Fun, []). + +make_module(Mod, Filename, Fun, Opts) -> + Tree = Fun(Mod), + merl:print(Tree), + {ok,Mod,Code} = merl:compile(Tree, Opts), + {Mod,Filename,Code}. diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl index 29d8d10262..29fc3a2ea5 100644 --- a/lib/kernel/test/os_SUITE.erl +++ b/lib/kernel/test/os_SUITE.erl @@ -20,17 +20,20 @@ -module(os_SUITE). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2]). + init_per_group/2,end_per_group/2, + init_per_testcase/2,end_per_testcase/2]). -export([space_in_cwd/1, quoting/1, cmd_unicode/1, space_in_name/1, bad_command/1, - find_executable/1, unix_comment_in_command/1, deep_list_command/1, evil/1]). + find_executable/1, unix_comment_in_command/1, deep_list_command/1, + large_output_command/1, perf_counter_api/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [space_in_cwd, quoting, cmd_unicode, space_in_name, bad_command, - find_executable, unix_comment_in_command, deep_list_command, evil]. + find_executable, unix_comment_in_command, deep_list_command, + large_output_command, perf_counter_api]. groups() -> []. @@ -47,6 +50,11 @@ init_per_group(_GroupName, Config) -> end_per_group(_GroupName, Config) -> Config. +init_per_testcase(_TC,Config) -> + Config. + +end_per_testcase(_,_Config) -> + ok. space_in_cwd(doc) -> "Test that executing a command in a current working directory " @@ -267,50 +275,48 @@ deep_list_command(Config) when is_list(Config) -> %% FYI: [$e, $c, "ho"] =:= io_lib:format("ec~s", ["ho"]) ok. - --define(EVIL_PROCS, 100). --define(EVIL_LOOPS, 100). --define(PORT_CREATOR, os_cmd_port_creator). -evil(Config) when is_list(Config) -> - Dog = test_server:timetrap(test_server:minutes(5)), - Parent = self(), - Ps = lists:map(fun (N) -> - spawn_link(fun () -> - evil_loop(Parent, ?EVIL_LOOPS,N) - end) - end, lists:seq(1, ?EVIL_PROCS)), - Devil = spawn_link(fun () -> devil(hd(Ps), hd(lists:reverse(Ps))) end), - lists:foreach(fun (P) -> receive {P, done} -> ok end end, Ps), - unlink(Devil), - exit(Devil, kill), - test_server:timetrap_cancel(Dog), - ok. - -devil(P1, P2) -> - erlang:display({?PORT_CREATOR, whereis(?PORT_CREATOR)}), - (catch ?PORT_CREATOR ! lists:seq(1,1000000)), - (catch ?PORT_CREATOR ! lists:seq(1,666)), - (catch ?PORT_CREATOR ! grrrrrrrrrrrrrrrr), - (catch ?PORT_CREATOR ! {'EXIT', P1, buhuuu}), - (catch ?PORT_CREATOR ! {'EXIT', hd(erlang:ports()), buhuuu}), - (catch ?PORT_CREATOR ! {'EXIT', P2, arggggggg}), - receive after 500 -> ok end, - (catch exit(whereis(?PORT_CREATOR), kill)), - (catch ?PORT_CREATOR ! ">8|"), - receive after 500 -> ok end, - (catch exit(whereis(?PORT_CREATOR), diiiiiiiiiiiiiiiiiiiie)), - receive after 100 -> ok end, - devil(P1, P2). - -evil_loop(Parent, Loops, N) -> - Res = integer_to_list(N), - evil_loop(Parent, Loops, Res, "echo " ++ Res). - -evil_loop(Parent, 0, _Res, _Cmd) -> - Parent ! {self(), done}; -evil_loop(Parent, Loops, Res, Cmd) -> - comp(Res, os:cmd(Cmd)), - evil_loop(Parent, Loops-1, Res, Cmd). +large_output_command(doc) -> + "Test to take sure that the correct data is" + "received when doing large commands"; +large_output_command(suite) -> []; +large_output_command(Config) when is_list(Config) -> + %% Maximum allowed on windows is 8192, so we test well below that + AAA = lists:duplicate(7000, $a), + comp(AAA,os:cmd("echo " ++ AAA)). + +%% Test that the os:perf_counter api works as expected +perf_counter_api(_Config) -> + + true = is_integer(os:perf_counter()), + true = os:perf_counter() > 0, + + T1 = os:perf_counter(), + timer:sleep(100), + T2 = os:perf_counter(), + TsDiff = erlang:convert_time_unit(T2 - T1, perf_counter, nano_seconds), + ct:pal("T1: ~p~n" + "T2: ~p~n" + "TsDiff: ~p~n", + [T1,T2,TsDiff]), + + %% We allow a 15% diff + true = TsDiff < 115000000, + true = TsDiff > 85000000, + + T1Ms = os:perf_counter(1000), + timer:sleep(100), + T2Ms = os:perf_counter(1000), + MsDiff = T2Ms - T1Ms, + ct:pal("T1Ms: ~p~n" + "T2Ms: ~p~n" + "MsDiff: ~p~n", + [T1Ms,T2Ms,MsDiff]), + + %% We allow a 15% diff + true = MsDiff < 115, + true = MsDiff > 85. + +%% Util functions comp(Expected, Got) -> case strip_nl(Got) of diff --git a/lib/kernel/test/pdict_SUITE.erl b/lib/kernel/test/pdict_SUITE.erl index 6de4ff9f77..80025d2fd9 100644 --- a/lib/kernel/test/pdict_SUITE.erl +++ b/lib/kernel/test/pdict_SUITE.erl @@ -21,7 +21,7 @@ %% NB: The ?line macro cannot be used when testing the dictionary. --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(M(A,B),m(A,B,?MODULE,?LINE)). -ifdef(DEBUG). @@ -32,6 +32,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, + mixed/1, simple/1, complicated/1, heavy/1, simple_all_keys/1, info/1]). -export([init_per_testcase/2, end_per_testcase/2]). -export([other_process/2]). @@ -47,7 +48,8 @@ end_per_testcase(_Case, Config) -> suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [simple, complicated, heavy, simple_all_keys, info]. + [simple, complicated, heavy, simple_all_keys, info, + mixed]. groups() -> []. @@ -369,3 +371,60 @@ match_keys(All) -> Ks = lists:sort([K||{K,_}<-All]), Ks = lists:sort(erlang:get_keys()), ok. + + +%% Do random mixed put/erase to test grow/shrink +%% Written for a temporary bug in gc during shrink +mixed(_Config) -> + Rand0 = rand:seed_s(exsplus), + io:format("Random seed = ~p\n\n", [rand:export_seed_s(Rand0)]), + + erts_debug:set_internal_state(available_internal_state, true), + try + C = do_mixed([10,0,100,50,1000,500,600,100,150,1,11,2,30,0], + 0, + array:new(), + 1, + Rand0), + io:format("\nDid total of ~p operations\n", [C]) + after + erts_debug:set_internal_state(available_internal_state, false) + end. + +do_mixed([], _, _, C, _) -> + C; +do_mixed([GoalN | Tail], GoalN, Array, C, Rand0) -> + io:format("Reached goal of ~p keys in dict after ~p mixed ops\n",[GoalN, C]), + GoalN = array:size(Array), + do_mixed(Tail, GoalN, Array, C, Rand0); +do_mixed([GoalN | _]=Goals, CurrN, Array0, C, Rand0) -> + CurrN = array:size(Array0), + GrowPercent = case GoalN > CurrN of + true when CurrN == 0 -> 100; + true -> 75; + false -> 25 + end, + {R, Rand1} = rand:uniform_s(100, Rand0), + case R of + _ when R =< GrowPercent -> %%%%%%%%%%%%% GROW + {Key, Rand2} = rand:uniform_s(10000, Rand1), + case put(Key, {Key,C}) of + undefined -> + Array1 = array:set(CurrN, Key, Array0), + do_mixed(Goals, CurrN+1, Array1, C+1, Rand2); + _ -> + do_mixed(Goals, CurrN, Array0, C+1, Rand2) + end; + + _ -> %%%%%%%%%% SHRINK + {Kix, Rand2} = rand:uniform_s(CurrN, Rand1), + Key = array:get(Kix-1, Array0), + + %% provoke GC during shrink + erts_debug:set_internal_state(fill_heap, true), + + {Key, _} = erase(Key), + Array1 = array:set(Kix-1, array:get(CurrN-1, Array0), Array0), + Array2 = array:resize(CurrN-1, Array1), + do_mixed(Goals, CurrN-1, Array2, C+1, Rand2) + end. diff --git a/lib/kernel/test/pg2_SUITE.erl b/lib/kernel/test/pg2_SUITE.erl index 832d2d1c27..6e4f5ee682 100644 --- a/lib/kernel/test/pg2_SUITE.erl +++ b/lib/kernel/test/pg2_SUITE.erl @@ -21,7 +21,7 @@ %%----------------------------------------------------------------- -module(pg2_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(datadir, ?config(data_dir, Config)). -define(privdir, ?config(priv_dir, Config)). diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl index 3e6d8492f7..1265180354 100644 --- a/lib/kernel/test/prim_file_SUITE.erl +++ b/lib/kernel/test/prim_file_SUITE.erl @@ -62,7 +62,7 @@ -export([allocate/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/file.hrl"). -define(PRIM_FILE, prim_file). @@ -455,10 +455,7 @@ open1(Config) when is_list(Config) -> ?line ?PRIM_FILE:write(Fd1,Str), ?line {ok,0} = ?PRIM_FILE:position(Fd1,bof), ?line {ok, Str} = ?PRIM_FILE:read(Fd1,Length), - ?line case ?PRIM_FILE:read(Fd2,Length) of - {ok,Str} -> Str; - eof -> Str - end, + ?line {ok, Str} = ?PRIM_FILE:read(Fd2,Length), ?line ok = ?PRIM_FILE:close(Fd2), ?line {ok,0} = ?PRIM_FILE:position(Fd1,bof), ?line ok = ?PRIM_FILE:truncate(Fd1), @@ -1629,7 +1626,7 @@ e_rename(Config) when is_list(Config) -> %% successfully move a file to %% another drive. ok; - {unix, _ } -> + _ -> OtherFs = "/tmp", ?line NameOnOtherFs = filename:join(OtherFs, @@ -1653,10 +1650,7 @@ e_rename(Config) when is_list(Config) -> Else -> Else end, - Com; - {ose, _} -> - %% disabled for now - ok + Com end, ?line test_server:timetrap_cancel(Dog), Comment. diff --git a/lib/kernel/test/ram_file_SUITE.erl b/lib/kernel/test/ram_file_SUITE.erl index 933dc88d21..fdb61a3619 100644 --- a/lib/kernel/test/ram_file_SUITE.erl +++ b/lib/kernel/test/ram_file_SUITE.erl @@ -28,7 +28,7 @@ truncate/1, sync/1, get_set_file/1, compress/1, uuencode/1, large_file_errors/1, large_file_light/1, large_file_heavy/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/file.hrl"). -define(FILE_MODULE, file). % Name of module to test diff --git a/lib/kernel/test/rpc_SUITE.erl b/lib/kernel/test/rpc_SUITE.erl index ed30c2dffa..42c522b1bd 100644 --- a/lib/kernel/test/rpc_SUITE.erl +++ b/lib/kernel/test/rpc_SUITE.erl @@ -28,7 +28,7 @@ -export([suicide/2, suicide/3, f/0, f2/0]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). suite() -> [{ct_hooks,[ts_install_cth]}]. diff --git a/lib/kernel/test/seq_trace_SUITE.erl b/lib/kernel/test/seq_trace_SUITE.erl index 6a63f7bc9c..fb6f62d2e5 100644 --- a/lib/kernel/test/seq_trace_SUITE.erl +++ b/lib/kernel/test/seq_trace_SUITE.erl @@ -33,7 +33,7 @@ do_match_set_seq_token/1, do_gc_seq_token/1, countdown_start/2]). %-define(line_trace, 1). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(TIMESTAMP_MODES, [no_timestamp, timestamp, diff --git a/lib/kernel/test/wrap_log_reader_SUITE.erl b/lib/kernel/test/wrap_log_reader_SUITE.erl index 9a93b9037f..27ff98dc17 100644 --- a/lib/kernel/test/wrap_log_reader_SUITE.erl +++ b/lib/kernel/test/wrap_log_reader_SUITE.erl @@ -29,7 +29,7 @@ -define(config(X,Y), foo). -define(t,test_server). -else. --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -define(format(S, A), ok). -define(privdir(Conf), ?config(priv_dir, Conf)). -endif. diff --git a/lib/kernel/test/zlib_SUITE.erl b/lib/kernel/test/zlib_SUITE.erl index 6aaa024a82..d9d4c138d5 100644 --- a/lib/kernel/test/zlib_SUITE.erl +++ b/lib/kernel/test/zlib_SUITE.erl @@ -20,7 +20,7 @@ -module(zlib_SUITE). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). -compile(export_all). @@ -912,7 +912,7 @@ smp(Config) -> FnAList = lists:map(fun(F) -> {F,?MODULE:F({get_arg,Config})} end, Funcs), - Pids = [spawn_link(?MODULE, worker, [random:uniform(9999), + Pids = [spawn_link(?MODULE, worker, [rand:uniform(9999), list_to_tuple(FnAList), self()]) || _ <- lists:seq(1,NumOfProcs)], @@ -925,7 +925,7 @@ smp(Config) -> worker(Seed, FnATpl, Parent) -> io:format("smp worker ~p, seed=~p~n",[self(),Seed]), - random:seed(Seed,Seed,Seed), + rand:seed(exsplus, {Seed,Seed,Seed}), worker_loop(100, FnATpl), Parent ! self(). @@ -933,7 +933,7 @@ worker_loop(0, _FnATpl) -> large_deflate_do(), % the time consuming one as finale ok; worker_loop(N, FnATpl) -> - {F,A} = element(random:uniform(size(FnATpl)),FnATpl), + {F,A} = element(rand:uniform(tuple_size(FnATpl)), FnATpl), ?MODULE:F(A), worker_loop(N-1, FnATpl). |