diff options
Diffstat (limited to 'src/rlx_app_discovery.erl')
-rw-r--r-- | src/rlx_app_discovery.erl | 94 |
1 files changed, 62 insertions, 32 deletions
diff --git a/src/rlx_app_discovery.erl b/src/rlx_app_discovery.erl index 033b9e7..39f3921 100644 --- a/src/rlx_app_discovery.erl +++ b/src/rlx_app_discovery.erl @@ -39,8 +39,8 @@ do(State, LibDirs) -> rlx_log:info(rlx_state:log(State), fun() -> - ["Resolving OTP Applications from directories:\n", - [[rlx_util:indent(2), LibDir, "\n"] || LibDir <- LibDirs]] + ["Resolving OTP Applications from directories:\n", + [[rlx_util:indent(2), LibDir, "\n"] || LibDir <- LibDirs]] end), resolve_app_metadata(State, LibDirs). @@ -58,13 +58,13 @@ resolve_app_metadata(State, LibDirs) -> {error, Ret} -> Ret end - || Err <- AppMeta0, - case Err of - {error, _} -> - true; - _ -> - false - end] of + || Err <- AppMeta0, + case Err of + {error, _} -> + true; + _ -> + false + end] of [] -> SkipApps = rlx_state:skip_apps(State), AppMeta1 = [App || {ok, App} <- setup_overrides(State, AppMeta0), @@ -94,15 +94,17 @@ resolve_override(AppName, FileName0) -> FileName1 = filename:absname(FileName0), case is_valid_otp_app(filename:join([FileName1, <<"ebin">>, erlang:atom_to_list(AppName) ++ ".app"])) of - {noresult, false} -> - {error, {invalid_override, AppName, FileName1}}; - Error = {error, _} -> - Error; - {ok, App} -> - {ok, rlx_app_info:link(App, true)} - end. + {noresult, false} -> + {error, {invalid_override, AppName, FileName1}}; + Error = {error, _} -> + Error; + {ok, App} -> + {ok, rlx_app_info:link(App, true)} + end. -spec format_detail(ErrorDetail::term()) -> iolist(). +format_detail({error, {missing_beam_file, Module, BeamFile}}) -> + io_lib:format("Missing beam file ~p ~p", [Module, BeamFile]); format_detail({error, {invalid_override, AppName, FileName}}) -> io_lib:format("Override {~p, ~p} is not a valid OTP App. Perhaps you forgot to build it?", [AppName, FileName]); @@ -142,7 +144,7 @@ is_valid_otp_app(File) -> <<"ebin">> -> case filename:extension(File) of <<".app">> -> - has_at_least_one_beam(EbinDir, File); + gather_application_info(EbinDir, File); _ -> {noresult, false} end; @@ -150,20 +152,6 @@ is_valid_otp_app(File) -> {noresult, false} end. --spec has_at_least_one_beam(file:name(), file:filename()) -> - {ok, rlx_app_info:t()} | {error, Reason::term()}. -has_at_least_one_beam(EbinDir, File) -> - case file:list_dir(EbinDir) of - {ok, List} -> - case lists:any(fun(NFile) -> lists:suffix(".beam", NFile) end, List) of - true -> - gather_application_info(EbinDir, File); - false -> - {error, {no_beam_files, EbinDir}} - end; - _ -> - {error, {not_a_directory, EbinDir}} - end. -spec gather_application_info(file:name(), file:filename()) -> {ok, rlx_app_info:t()} | {error, Reason::term()}. @@ -171,13 +159,55 @@ gather_application_info(EbinDir, File) -> AppDir = filename:dirname(EbinDir), case file:consult(File) of {ok, [{application, AppName, AppDetail}]} -> - get_vsn(AppDir, AppName, AppDetail); + validate_application_info(EbinDir, File, AppName, AppDetail); {error, Reason} -> {error, {unable_to_load_app, AppDir, Reason}}; _ -> {error, {invalid_app_file, File}} end. +-spec validate_application_info(file:name(), + file:name(), + atom(), + proplists:proplist()) -> + {ok, list()} | {error, Reason::term()}. +validate_application_info(EbinDir, AppFile, AppName, AppDetail) -> + AppDir = filename:dirname(EbinDir), + case get_modules_list(AppFile, AppDetail) of + {ok, List} -> + case has_all_beams(EbinDir, List) of + ok -> + get_vsn(AppDir, AppName, AppDetail); + Error1 -> + Error1 + end; + Error -> Error + end. + +-spec get_modules_list(file:name(), proplists:proplist()) -> + {ok, list()} | {error, Reason::term()}. +get_modules_list(AppFile, AppDetail) -> + case proplists:get_value(modules, AppDetail) of + undefined -> + {error, {invalid_app_file, AppFile}}; + ModulesList -> + {ok, ModulesList} + end. + +-spec has_all_beams(file:name(), list()) -> + ok | {error, Reason::term()}. +has_all_beams(EbinDir, [Module | ModuleList]) -> + BeamFile = filename:join([EbinDir, + list_to_binary(atom_to_list(Module) ++ ".beam")]), + case ec_file:exists(BeamFile) of + true -> + has_all_beams(EbinDir, ModuleList); + false -> + {error, {missing_beam_file, Module, BeamFile}} + end; +has_all_beams(_, []) -> + ok. + -spec get_vsn(file:name(), atom(), proplists:proplist()) -> {ok, rlx_app_info:t()} | {error, Reason::term()}. get_vsn(AppDir, AppName, AppDetail) -> |