diff options
Diffstat (limited to 'lib/runtime_tools/src/system_information.erl')
-rw-r--r-- | lib/runtime_tools/src/system_information.erl | 282 |
1 files changed, 280 insertions, 2 deletions
diff --git a/lib/runtime_tools/src/system_information.erl b/lib/runtime_tools/src/system_information.erl index 603b698d5e..f541d6e449 100644 --- a/lib/runtime_tools/src/system_information.erl +++ b/lib/runtime_tools/src/system_information.erl @@ -39,7 +39,8 @@ application/1, application/2, environment/0, environment/1, module/1, module/2, - modules/1 + modules/1, + sanity_check/0 ]). %% gen_server callbacks @@ -85,9 +86,14 @@ report() -> [ {erts_compile_info, erlang:system_info(compile_info)}, {beam_dynamic_libraries, get_dynamic_libraries()}, {environment_erts, os_getenv_erts_specific()}, - {environment, [split_env(Env) || Env <- os:getenv()]} + {environment, [split_env(Env) || Env <- os:getenv()]}, + {sanity_check, sanity_check()} ]. +-spec to_file(FileName) -> ok | {error, Reason} when + FileName :: file:name_all(), + Reason :: file:posix() | badarg | terminated | system_limit. + to_file(File) -> file:write_file(File, iolist_to_binary([ io_lib:format("{system_information_version, ~p}.~n", [ @@ -130,6 +136,27 @@ module(M, Opts) when is_atom(M), is_list(Opts) -> modules(Opt) when is_atom(Opt) -> gen_server:call(?SERVER, {modules, Opt}). + +-spec sanity_check() -> ok | {failed, Failures} when + Application :: atom(), + ApplicationVersion :: string(), + MissingRuntimeDependencies :: {missing_runtime_dependencies, + ApplicationVersion, + [ApplicationVersion]}, + InvalidApplicationVersion :: {invalid_application_version, + ApplicationVersion}, + InvalidAppFile :: {invalid_app_file, Application}, + Failure :: MissingRuntimeDependencies + | InvalidApplicationVersion + | InvalidAppFile, + Failures :: [Failure]. + +sanity_check() -> + case check_runtime_dependencies() of + [] -> ok; + Issues -> {failed, Issues} + end. + %%=================================================================== %% gen_server callbacks %%=================================================================== @@ -457,6 +484,8 @@ get_application_from_path(Path) -> {description, proplists:get_value(description, Info, [])}, {vsn, proplists:get_value(vsn, Info, [])}, {path, Path}, + {runtime_dependencies, + proplists:get_value(runtime_dependencies, Info, [])}, {modules, get_modules_from_path(Path)} ]} end. @@ -552,3 +581,252 @@ get_beam_name() -> Value -> Value end, Beam ++ Type ++ Flavor. + +%% Check runtime dependencies... + +vsnstr2vsn(VsnStr) -> + list_to_tuple(lists:map(fun (Part) -> + list_to_integer(Part) + end, + string:tokens(VsnStr, "."))). + +rtdepstrs2rtdeps([]) -> + []; +rtdepstrs2rtdeps([RTDep | RTDeps]) -> + [AppStr, VsnStr] = string:tokens(RTDep, "-"), + [{list_to_atom(AppStr), vsnstr2vsn(VsnStr)} | rtdepstrs2rtdeps(RTDeps)]. + +build_app_table([], AppTab) -> + AppTab; +build_app_table([App | Apps], AppTab0) -> + AppTab1 = try + %% We may have multiple application versions installed + %% of the same application! It is therefore important + %% to look up the application version that actually will + %% be used via code server. + AppFile = code:where_is_file(atom_to_list(App) ++ ".app"), + {ok, [{application, App, Info}]} = file:consult(AppFile), + VsnStr = proplists:get_value(vsn, Info), + Vsn = vsnstr2vsn(VsnStr), + RTDepStrs = proplists:get_value(runtime_dependencies, + Info, []), + RTDeps = rtdepstrs2rtdeps(RTDepStrs), + gb_trees:insert(App, {Vsn, RTDeps}, AppTab0) + catch + _ : _ -> + AppTab0 + end, + build_app_table(Apps, AppTab1). + +meets_min_req(Vsn, Vsn) -> + true; +meets_min_req({X}, VsnReq) -> + meets_min_req({X, 0, 0}, VsnReq); +meets_min_req({X, Y}, VsnReq) -> + meets_min_req({X, Y, 0}, VsnReq); +meets_min_req(Vsn, {X}) -> + meets_min_req(Vsn, {X, 0, 0}); +meets_min_req(Vsn, {X, Y}) -> + meets_min_req(Vsn, {X, Y, 0}); +meets_min_req({X, _Y, _Z}, {XReq, _YReq, _ZReq}) when X > XReq -> + true; +meets_min_req({X, Y, _Z}, {X, YReq, _ZReq}) when Y > YReq -> + true; +meets_min_req({X, Y, Z}, {X, Y, ZReq}) when Z > ZReq -> + true; +meets_min_req({_X, _Y, _Z}, {_XReq, _YReq, _ZReq}) -> + false; +meets_min_req(Vsn, VsnReq) -> + gp_meets_min_req(mk_gp_vsn_list(Vsn), mk_gp_vsn_list(VsnReq)). + +gp_meets_min_req([X, Y, Z | _Vs], [X, Y, Z]) -> + true; +gp_meets_min_req([X, Y, Z | _Vs], [XReq, YReq, ZReq]) -> + meets_min_req({X, Y, Z}, {XReq, YReq, ZReq}); +gp_meets_min_req([X, Y, Z | Vs], [X, Y, Z | VReqs]) -> + gp_meets_min_req_tail(Vs, VReqs); +gp_meets_min_req(_Vsn, _VReq) -> + %% Versions on different version branches, i.e., the minimum + %% required functionality is not included in Vsn. + false. + +gp_meets_min_req_tail([V | Vs], [V | VReqs]) -> + gp_meets_min_req_tail(Vs, VReqs); +gp_meets_min_req_tail([], []) -> + true; +gp_meets_min_req_tail([_V | _Vs], []) -> + true; +gp_meets_min_req_tail([V | _Vs], [VReq]) when V > VReq -> + true; +gp_meets_min_req_tail(_Vs, _VReqs) -> + %% Versions on different version branches, i.e., the minimum + %% required functionality is not included in Vsn. + false. + +mk_gp_vsn_list(Vsn) -> + [X, Y, Z | Tail] = tuple_to_list(Vsn), + [X, Y, Z | remove_trailing_zeroes(Tail)]. + +remove_trailing_zeroes([]) -> + []; +remove_trailing_zeroes([0 | Vs]) -> + case remove_trailing_zeroes(Vs) of + [] -> []; + NewVs -> [0 | NewVs] + end; +remove_trailing_zeroes([V | Vs]) -> + [V | remove_trailing_zeroes(Vs)]. + +mk_app_vsn_str({App, Vsn}) -> + mk_app_vsn_str(App, Vsn). + +mk_app_vsn_str(App, Vsn) -> + VsnList = tuple_to_list(Vsn), + lists:flatten([atom_to_list(App), + $-, + integer_to_list(hd(VsnList)), + lists:map(fun (Part) -> + [$., integer_to_list(Part)] + end, tl(VsnList))]). + +otp_17_0_vsns_orddict() -> + [{asn1,{3,0}}, + {common_test,{1,8}}, + {compiler,{5,0}}, + {cosEvent,{2,1,15}}, + {cosEventDomain,{1,1,14}}, + {cosFileTransfer,{1,1,16}}, + {cosNotification,{1,1,21}}, + {cosProperty,{1,1,17}}, + {cosTime,{1,1,14}}, + {cosTransactions,{1,2,14}}, + {crypto,{3,3}}, + {debugger,{4,0}}, + {dialyzer,{2,7}}, + {diameter,{1,6}}, + {edoc,{0,7,13}}, + {eldap,{1,0,3}}, + {erl_docgen,{0,3,5}}, + {erl_interface,{3,7,16}}, + {erts,{6,0}}, + {et,{1,5}}, + {eunit,{2,2,7}}, + {gs,{1,5,16}}, + {hipe,{3,10,3}}, + {ic,{4,3,5}}, + {inets,{5,10}}, + {jinterface,{1,5,9}}, + {kernel,{3,0}}, + {megaco,{3,17,1}}, + {mnesia,{4,12}}, + {observer,{2,0}}, + {odbc,{2,10,20}}, + {orber,{3,6,27}}, + {os_mon,{2,2,15}}, + {ose,{1,0}}, + {otp_mibs,{1,0,9}}, + {parsetools,{2,0,11}}, + {percept,{0,8,9}}, + {public_key,{0,22}}, + {reltool,{0,6,5}}, + {runtime_tools,{1,8,14}}, + {sasl,{2,4}}, + {snmp,{4,25,1}}, + {ssh,{3,0,1}}, + {ssl,{5,3,4}}, + {stdlib,{2,0}}, + {syntax_tools,{1,6,14}}, + {test_server,{3,7}}, + {tools,{2,6,14}}, + {typer,{0,9,6}}, + {webtool,{0,8,10}}, + {wx,{1,2}}, + {xmerl,{1,3,7}}]. + +otp_17_0_vsns_tab() -> + gb_trees:from_orddict(otp_17_0_vsns_orddict()). + +check_runtime_dependency({App, DepVsn}, AppTab) -> + case gb_trees:lookup(App, AppTab) of + none -> + false; + {value, {Vsn, _}} -> + meets_min_req(Vsn, DepVsn) + end. + +check_runtime_dependencies(App, AppTab, OtpMinVsnTab) -> + case gb_trees:lookup(App, AppTab) of + none -> + [{invalid_app_file, App}]; + {value, {Vsn, RTDeps}} -> + RTD = case lists:foldl( + fun (RTDep, Acc) -> + case check_runtime_dependency(RTDep, AppTab) of + true -> + Acc; + false -> + [mk_app_vsn_str(RTDep) | Acc] + end + end, + [], + RTDeps) of + [] -> + []; + MissingDeps -> + [{missing_runtime_dependencies, + mk_app_vsn_str(App, Vsn), + MissingDeps}] + end, + case gb_trees:lookup(App, OtpMinVsnTab) of + none -> + RTD; + {value, MinVsn} -> + case meets_min_req(Vsn, MinVsn) of + true -> + RTD; + false -> + [{invalid_application_version, + mk_app_vsn_str(App, Vsn)} | RTD] + end + end + end. + +app_file_to_app(AF) -> + list_to_atom(filename:basename(AF, ".app")). + +get_apps() -> + get_apps(code:get_path(), []). + +get_apps([], Apps) -> + lists:usort(Apps); +get_apps([Path|Paths], Apps) -> + case filelib:wildcard(filename:join(Path, "*.app")) of + [] -> + %% Not app or invalid app + get_apps(Paths, Apps); + [AppFile] -> + get_apps(Paths, [app_file_to_app(AppFile) | Apps]); + [_AppFile| _] = AppFiles -> + %% Strange with multple .app files... Lets put them + %% all in the list and see what we get... + lists:map(fun (AF) -> + app_file_to_app(AF) + end, AppFiles) ++ Apps + end. + +check_runtime_dependencies() -> + OtpMinVsnTab = otp_17_0_vsns_tab(), + Apps = get_apps(), + AppTab = build_app_table(Apps, gb_trees:empty()), + lists:foldl(fun (App, Acc) -> + case check_runtime_dependencies(App, + AppTab, + OtpMinVsnTab) of + [] -> Acc; + Issues -> Issues ++ Acc + end + end, + [], + Apps). + +%% End of runtime dependency checks |