diff options
Diffstat (limited to 'lib/stdlib/test/escript_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/escript_SUITE.erl | 149 |
1 files changed, 146 insertions, 3 deletions
diff --git a/lib/stdlib/test/escript_SUITE.erl b/lib/stdlib/test/escript_SUITE.erl index 7ed1ee742a..38c085616d 100644 --- a/lib/stdlib/test/escript_SUITE.erl +++ b/lib/stdlib/test/escript_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2011. All Rights Reserved. +%% Copyright Ericsson AB 2007-2012. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -29,6 +29,7 @@ module_script/1, beam_script/1, archive_script/1, + archive_script_file_access/1, epp/1, create_and_extract/1, foldl/1, @@ -44,7 +45,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [basic, errors, strange_name, emulator_flags, module_script, beam_script, archive_script, epp, - create_and_extract, foldl, overflow]. + create_and_extract, foldl, overflow, + archive_script_file_access]. groups() -> []. @@ -356,7 +358,7 @@ beam_script(Config) when is_list(Config) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Create an archive file containing two entire applications plus two %% alternate main modules. Generate a new escript containing the archive -%% (with .app and .beam files and ) and the escript header. +%% (with .app and .beam files and) and the escript header. archive_script(Config) when is_list(Config) -> %% Copy the orig files to priv_dir @@ -464,6 +466,147 @@ archive_script(Config) when is_list(Config) -> ok. +%% Test the correction of OTP-10071 +%% The errors identified are +%% +%% a) If primary archive was named "xxx", then a file in the same +%% directory named "xxxyyy" would be interpreted as a file named yyy +%% inside the archive. +%% +%% b) erl_prim_loader did not correctly create and normalize absolute +%% paths for primary archive and files inside it, so unless given +%% with exact same path files inside the archive would not be +%% found. E.g. if escript was started as ./xxx then "xxx/file" +%% would not be found since erl_prim_loader would try to match +%% /full/path/to/xxx with /full/path/to/./xxx. Same problem with +%% ../. Also, the use of symlinks in the path to the archive would +%% cause problems. +%% +%% c) Depending on how the primary archive was built, +%% erl_prim_loader:list_dir/1 would sometimes return an empty string +%% inside the file list. This was a virtual element representing the +%% top directory of the archive. This shall not occur. +%% +archive_script_file_access(Config) when is_list(Config) -> + %% Copy the orig files to priv_dir + DataDir = ?config(data_dir, Config), + PrivDir = ?config(priv_dir, Config), + + MainMod = "archive_script_file_access", + MainSrc = MainMod ++ ".erl", + MainBeam = MainMod ++ ".beam", + + Archive = filename:join([PrivDir, "archive_script_file_access.zip"]), + ?line {ok, _} = zip:create(Archive, ["archive_script_file_access"], + [{compress, []}, {cwd, DataDir}]), + ?line {ok, _} = zip:extract(Archive, [{cwd, PrivDir}]), + TopDir = filename:join([PrivDir, "archive_script_file_access"]), + + %% Compile the code + ?line ok = compile_files([MainSrc], TopDir, TopDir), + + %% First, create a file structure which will be included in the archive: + %% + %% dir1/ + %% dir1/subdir1/ + %% dir1/subdir1/file1 + %% + {ok, OldDir} = file:get_cwd(), + ok = file:set_cwd(TopDir), + DummyDir = "dir1", + DummySubDir = filename:join(DummyDir, "subdir1"), + RelDummyFile = filename:join(DummySubDir, "file1"), + DummyFile = filename:join(TopDir,RelDummyFile), + ok = filelib:ensure_dir(DummyFile), + ok = file:write_file(DummyFile, ["foo\nbar\nbaz"]), + + %% 1. Create zip archive by adding the dummy file and the beam + %% file as binaries to zip. + %% + %% This used to provoke the following issues when the script was run as + %% "./<script_name>": + %% a. erl_prim_loader:read_file_info/1 returning 'error' + %% b. erl_prim_loader:list_dir/1 returning {ok, ["dir1", [], "file1"]} + %% leading to an infinite loop in reltool_target:spec_dir/1 + Files1 = + lists:map(fun(Filename) -> + {ok, Bin} = file:read_file(Filename), + {Filename,Bin} + end, + [RelDummyFile,MainBeam]), + {ok, {"mem", Bin1}} = zip:create("mem", Files1, [memory]), + + %% Create the escript + ScriptName1 = "archive_script_file_access1", + Script1 = filename:join([PrivDir, ScriptName1]), + Flags = "-escript main " ++ MainMod, + ok = escript:create(Script1,[shebang,{emu_args,Flags},{archive,Bin1}]), + ok = file:change_mode(Script1,8#00744), + + %% If supported, create a symlink to the script. This is used to + %% test error b) described above this test case. + SymlinkName1 = "symlink_to_"++ScriptName1, + Symlink1 = filename:join([PrivDir, SymlinkName1]), + file:make_symlink(ScriptName1,Symlink1), % will fail if not supported + + %% Also add a dummy file in the same directory with the same name + %% as the script except is also has an extension. This used to + %% test error a) described above this test case. + ok = file:write_file(Script1 ++ ".extension", + <<"same name as script, but with extension">>), + + %% Change to script's directory and run it as "./<script_name>" + ok = file:set_cwd(PrivDir), + run(PrivDir, "./" ++ ScriptName1 ++ " " ++ ScriptName1, + [<<"ExitCode:0">>]), + ok = file:set_cwd(TopDir), + + + %% 2. Create zip archive by letting zip read the files from the file system + %% + %% The difference compared to the archive_script_file_access1 is + %% that this will have a file element for each directory in the + %% archive - while archive_script_file_access1 will only have a + %% file element per regular file. + Files2 = [DummyDir,MainBeam], + {ok, {"mem", Bin2}} = zip:create("mem", Files2, [memory]), + + %% Create the escript + ScriptName2 = "archive_script_file_access2", + Script2 = filename:join([PrivDir, ScriptName2]), + ok = escript:create(Script2,[shebang,{emu_args,Flags},{archive,Bin2}]), + ok = file:change_mode(Script2,8#00744), + + %% Also add a dummy file in the same directory with the same name + %% as the script except is also has an extension. This used to + %% test error a) described above this test case. + ok = file:write_file(Script2 ++ ".extension", + <<"same name as script, but with extension">>), + + %% If supported, create a symlink to the script. This is used to + %% test error b) described above this test case. + SymlinkName2 = "symlink_to_"++ScriptName2, + Symlink2 = filename:join([PrivDir, SymlinkName2]), + file:make_symlink(ScriptName2,Symlink2), % will fail if not supported + + %% Change to script's directory and run it as "./<script_name>" + ok = file:set_cwd(PrivDir), + run(PrivDir, "./" ++ ScriptName2 ++ " " ++ ScriptName2, + [<<"ExitCode:0">>]), + + %% 3. If symlinks are supported, run one of the scripts via a symlink. + %% + %% This is in order to test error b) described above this test case. + case file:read_link(Symlink2) of + {ok,_} -> + run(PrivDir, "./" ++ SymlinkName2 ++ " " ++ ScriptName2, + [<<"ExitCode:0">>]); + _ -> % not supported + ok + end, + ok = file:set_cwd(OldDir). + + compile_app(TopDir, AppName) -> AppDir = filename:join([TopDir, AppName]), SrcDir = filename:join([AppDir, "src"]), |