diff options
Diffstat (limited to 'src/rcl_prv_assembler.erl')
| -rw-r--r-- | src/rcl_prv_assembler.erl | 130 |
1 files changed, 97 insertions, 33 deletions
diff --git a/src/rcl_prv_assembler.erl b/src/rcl_prv_assembler.erl index c0f65c9..63bd167 100644 --- a/src/rcl_prv_assembler.erl +++ b/src/rcl_prv_assembler.erl @@ -1,4 +1,4 @@ -%% -*- mode: Erlang; fill-column: 80; comment-column: 75; -*- +%% -*- erlang-indent-level: 4; indent-tabs-mode: nil; fill-column: 80 -*- %%% Copyright 2012 Erlware, LLC. All Rights Reserved. %%% %%% This file is provided to you under the Apache License, @@ -44,11 +44,16 @@ do(State) -> {RelName, RelVsn} = rcl_state:default_release(State), Release = rcl_state:get_release(State, RelName, RelVsn), OutputDir = rcl_state:output_dir(State), - case rcl_release:realized(Release) of - true -> - copy_app_directories_to_output(State, Release, OutputDir); - false -> - ?RCL_ERROR({unresolved_release, RelName, RelVsn}) + case create_output_dir(OutputDir) of + ok -> + case rcl_release:realized(Release) of + true -> + copy_app_directories_to_output(State, Release, OutputDir); + false -> + ?RCL_ERROR({unresolved_release, RelName, RelVsn}) + end; + Error -> + Error end. -spec format_error(ErrorDetail::term()) -> iolist(). @@ -69,13 +74,35 @@ format_error({release_script_generation_error, RelFile}) -> format_error({release_script_generation_warning, Module, Warnings}) -> ["Warnings generating release \s", rcl_util:indent(1), Module:format_warning(Warnings)]; +format_error({unable_to_create_output_dir, OutputDir}) -> + io_lib:format("Unable to create output directory (possible permissions issue): ~s", + [OutputDir]); format_error({release_script_generation_error, Module, Errors}) -> ["Errors generating release \n", - rcl_util:indent(1), Module:format_error(Errors)]. + rcl_util:indent(1), Module:format_error(Errors)]; +format_error({unable_to_make_symlink, AppDir, TargetDir, Reason}) -> + io_lib:format("Unable to symlink directory ~s to ~s because \n~s~s", + [AppDir, TargetDir, rcl_util:indent(1), + file:format_error(Reason)]). %%%=================================================================== %%% Internal Functions %%%=================================================================== +-spec create_output_dir(file:name()) -> + ok | {error, Reason::term()}. +create_output_dir(OutputDir) -> + case filelib:is_dir(OutputDir) of + false -> + case rcl_util:mkdir_p(OutputDir) of + ok -> + ok; + {error, _} -> + ?RCL_ERROR({unable_to_create_output_dir, OutputDir}) + end; + true -> + ok + end. + copy_app_directories_to_output(State, Release, OutputDir) -> LibDir = filename:join([OutputDir, "lib"]), ok = ec_file:mkdir_p(LibDir), @@ -85,9 +112,9 @@ copy_app_directories_to_output(State, Release, OutputDir) -> (_) -> false end, - ec_plists:map(fun(App) -> - copy_app(LibDir, App) - end, Apps)), + lists:flatten(ec_plists:map(fun(App) -> + copy_app(LibDir, App) + end, Apps))), case Result of [E | _] -> E; @@ -100,35 +127,65 @@ copy_app(LibDir, App) -> AppVsn = rcl_app_info:vsn_as_string(App), AppDir = rcl_app_info:dir(App), TargetDir = filename:join([LibDir, AppName ++ "-" ++ AppVsn]), + if + AppDir == TargetDir -> + %% No need to do anything here, discover found something already in + %% a release dir + ok; + true -> + copy_app(App, AppDir, TargetDir) + end. + +copy_app(App, AppDir, TargetDir) -> + remove_symlink_or_directory(TargetDir), case rcl_app_info:link(App) of true -> - file:make_symlink(AppDir, TargetDir); + link_directory(AppDir, TargetDir); + false -> + copy_directory(AppDir, TargetDir) + end. + +remove_symlink_or_directory(TargetDir) -> + case ec_file:is_symlink(TargetDir) of + true -> + ec_file:remove(TargetDir); false -> - ec_plists:map(fun(SubDir) -> - copy_dir(AppDir, TargetDir, SubDir) - end, ["ebin", - "include", - "priv", - "src", - "c_src", - "README", - "LICENSE"]) + case filelib:is_dir(TargetDir) of + true -> + ok = ec_file:remove(TargetDir, [recursive]); + false -> + ok + end end. +link_directory(AppDir, TargetDir) -> + case file:make_symlink(AppDir, TargetDir) of + {error, Reason} -> + ?RCL_ERROR({unable_to_make_symlink, AppDir, TargetDir, Reason}); + ok -> + ok + end. + +copy_directory(AppDir, TargetDir) -> + ec_plists:map(fun(SubDir) -> + copy_dir(AppDir, TargetDir, SubDir) + end, ["ebin", + "include", + "priv", + "src", + "c_src", + "README", + "LICENSE"]). + copy_dir(AppDir, TargetDir, SubDir) -> SubSource = filename:join(AppDir, SubDir), SubTarget = filename:join(TargetDir, SubDir), case filelib:is_dir(SubSource) of true -> - case filelib:is_dir(SubTarget) of - true -> - ok = ec_file:remove(SubTarget, [recursive]); - false -> - ok - end, + ok = rcl_util:mkdir_p(SubTarget), case ec_file:copy(SubSource, SubTarget, [recursive]) of {error, E} -> - ?RCL_ERROR({ec_file_error, AppDir, TargetDir, E}); + ?RCL_ERROR({ec_file_error, AppDir, SubTarget, E}); ok -> ok end; @@ -144,7 +201,7 @@ create_release_info(State, Release, OutputDir) -> rcl_release:vsn(Release)]), ReleaseFile = filename:join([ReleaseDir, RelName ++ ".rel"]), ok = ec_file:mkdir_p(ReleaseDir), - case rcl_release:metadata(Release) of + case rcl_release:metadata(Release) of {ok, Meta} -> ok = ec_file:write_term(ReleaseFile, Meta), write_bin_file(State, Release, OutputDir, ReleaseDir); @@ -163,11 +220,18 @@ write_bin_file(State, Release, OutputDir, RelDir) -> ErlOpts = rcl_state:get(State, erl_opts, ""), StartFile = bin_file_contents(RelName, RelVsn, rcl_release:erts(Release), - ErlOpts), - ok = file:write_file(VsnRel, StartFile), - ok = file:change_mode(VsnRel, 8#777), - ok = file:write_file(BareRel, StartFile), - ok = file:change_mode(BareRel, 8#777), + ErlOpts), + %% We generate the start script by default, unless the user + %% tells us not too + case rcl_state:get(State, generate_start_script, true) of + false -> + ok; + _ -> + ok = file:write_file(VsnRel, StartFile), + ok = file:change_mode(VsnRel, 8#777), + ok = file:write_file(BareRel, StartFile), + ok = file:change_mode(BareRel, 8#777) + end, copy_or_generate_sys_config_file(State, Release, OutputDir, RelDir). %% @doc copy config/sys.config or generate one to releases/VSN/sys.config |