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-rw-r--r--src/rlx_app_discovery.erl67
-rw-r--r--test/rlx_discover_SUITE.erl41
2 files changed, 98 insertions, 10 deletions
diff --git a/src/rlx_app_discovery.erl b/src/rlx_app_discovery.erl
index aaa6e86..4a5620b 100644
--- a/src/rlx_app_discovery.erl
+++ b/src/rlx_app_discovery.erl
@@ -52,8 +52,56 @@ format_error(ErrorDetails)
%%%===================================================================
%%% Internal Functions
%%%===================================================================
+
+-spec app_files(list(binary())) -> list(binary()).
+app_files(LibDirs) ->
+ lists:foldl(fun(LibDir, Acc) ->
+ Files = app_files_paths(LibDir),
+ BinFiles = lists:map(fun(F) ->
+ list_to_binary(F)
+ end, Files),
+ Acc ++ BinFiles
+ end, [], LibDirs).
+
+-spec app_files_paths(binary()) -> list(string()).
+app_files_paths(LibDir) ->
+ %% Search for Erlang apps in the lib dir itself
+ Path1 = filename:join([binary_to_list(LibDir),
+ "*.app"]),
+ %% Search for Erlang apps in subdirs of lib dir
+ Path2 = filename:join([binary_to_list(LibDir),
+ "*",
+ "ebin",
+ "*.app"]),
+ lists:foldl(fun(Path, Acc) ->
+ Files = filelib:wildcard(Path),
+ Files ++ Acc
+ end, [], [Path1, Path2]).
+
+-spec get_app_metadata(rlx_state:t(), list(binary())) -> list({ok, rlx_app_info:t()}).
+get_app_metadata(State, LibDirs) ->
+ lists:foldl(fun(AppFile, Acc) ->
+ case is_valid_otp_app(AppFile) of
+ {ok, _} = AppMeta ->
+ [AppMeta|Acc];
+ {warning, W} ->
+ ec_cmd_log:warn(rlx_state:log(State), format_detail(W)),
+ Acc;
+ {error, E} ->
+ ec_cmd_log:error(rlx_state:log(State), format_detail(E)),
+ Acc;
+ _ ->
+ Acc
+ end
+ end, [], app_files(LibDirs)).
+
resolve_app_metadata(State, LibDirs) ->
- AppMeta0 = lists:flatten(rlx_dscv_util:do(fun discover_dir/2, LibDirs)),
+ AppMeta0 = case rlx_state:get(State, enable_shallow_app_discovery, false) of
+ true ->
+ get_app_metadata(State, LibDirs);
+ false ->
+ lists:flatten(rlx_dscv_util:do(fun discover_dir/2, LibDirs))
+ end,
case [case Err of
{error, Ret} ->
Ret
@@ -139,9 +187,10 @@ discover_dir(_File, directory) ->
discover_dir(File, file) ->
is_valid_otp_app(File).
--spec is_valid_otp_app(file:name()) -> {ok, rlx_app_info:t()} | {error, Reason::term()} |
+-spec is_valid_otp_app(file:name()) -> {ok, rlx_app_info:t()} |
+ {warning, Reason::term()} |
+ {error, Reason::term()} |
{noresult, false}.
-
is_valid_otp_app(File) ->
%% Is this an ebin dir?
EbinDir = filename:dirname(File),
@@ -159,7 +208,9 @@ is_valid_otp_app(File) ->
-spec gather_application_info(file:name(), file:filename()) ->
- {ok, rlx_app_info:t()} | {error, Reason::term()}.
+ {ok, rlx_app_info:t()} |
+ {warning, Reason::term()} |
+ {error, Reason::term()}.
gather_application_info(EbinDir, File) ->
AppDir = filename:dirname(EbinDir),
case file:consult(File) of
@@ -175,7 +226,9 @@ gather_application_info(EbinDir, File) ->
file:name(),
atom(),
proplists:proplist()) ->
- {ok, list()} | {error, Reason::term()}.
+ {ok, list()} |
+ {warning, Reason::term()} |
+ {error, Reason::term()}.
validate_application_info(EbinDir, AppFile, AppName, AppDetail) ->
AppDir = filename:dirname(EbinDir),
case get_modules_list(AppFile, AppDetail) of
@@ -190,7 +243,9 @@ validate_application_info(EbinDir, AppFile, AppName, AppDetail) ->
end.
-spec get_modules_list(file:name(), proplists:proplist()) ->
- {ok, list()} | {error, Reason::term()}.
+ {ok, list()} |
+ {warning, Reason::term()} |
+ {error, Reason::term()}.
get_modules_list(AppFile, AppDetail) ->
case proplists:get_value(modules, AppDetail) of
undefined ->
diff --git a/test/rlx_discover_SUITE.erl b/test/rlx_discover_SUITE.erl
index 0fb1ad7..8ea95c4 100644
--- a/test/rlx_discover_SUITE.erl
+++ b/test/rlx_discover_SUITE.erl
@@ -26,7 +26,9 @@
all/0,
normal_case/1,
no_beam_case/1,
- bad_ebin_case/1]).
+ bad_ebin_case/1,
+ shallow_app_discovery/1
+ ]).
-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").
@@ -53,7 +55,7 @@ init_per_testcase(_, Config) ->
all() ->
- [normal_case, no_beam_case, bad_ebin_case].
+ [normal_case, no_beam_case, bad_ebin_case, shallow_app_discovery].
normal_case(Config) ->
LibDir1 = proplists:get_value(lib1, Config),
@@ -83,8 +85,7 @@ normal_case(Config) ->
lists:foreach(fun(App) ->
?assertMatch(true, lists:member(App, rlx_state:available_apps(State2)))
end, Apps2),
- Length = erlang:length(Apps2) +
- erlang:length(Apps2),
+ Length = erlang:length(Apps1) + erlang:length(Apps2),
?assertMatch(Length, erlang:length(rlx_state:available_apps(State2))).
no_beam_case(Config) ->
@@ -146,6 +147,38 @@ bad_ebin_case(Config) ->
?assertMatch([], [App || App <- rlx_state:available_apps(State2),
BadName =:= rlx_app_info:name(App)]).
+shallow_app_discovery(Config) ->
+ LibDir1 = proplists:get_value(lib1, Config),
+ Apps1 = [(fun({Name, Vsn}) ->
+ create_app(LibDir1, Name, Vsn)
+ end)(App)
+ ||
+ App <-
+ [{create_random_name("lib_app1_"), create_random_vsn()}
+ || _ <- lists:seq(1, 100)]],
+
+ LibDir2 = proplists:get_value(lib2, Config),
+ Apps2 = [(fun({Name, Vsn}) ->
+ create_app(LibDir2, Name, Vsn)
+ end)(App)
+ || App <-
+ [{create_random_name("lib_app2_"), create_random_vsn()}
+ || _ <- lists:seq(1, 100)]],
+ State0 = rlx_state:put(proplists:get_value(state, Config),
+ default_libs, false),
+ State1 = rlx_state:put(State0, enable_shallow_app_discovery, true),
+ {DiscoverProvider, {ok, State2}} = rlx_provider:new(rlx_prv_discover, State1),
+ {ok, State3} = rlx_provider:do(DiscoverProvider, State2),
+ lists:foreach(fun(App) ->
+ ?assertMatch(true, lists:member(App, rlx_state:available_apps(State3)))
+ end, Apps1),
+
+ lists:foreach(fun(App) ->
+ ?assertMatch(true, lists:member(App, rlx_state:available_apps(State3)))
+ end, Apps2),
+ Length = erlang:length(Apps1) + erlang:length(Apps2),
+ ?assertMatch(Length, erlang:length(rlx_state:available_apps(State3))).
+
%%%===================================================================
%%% Helper functions
%%%===================================================================