diff options
Diffstat (limited to 'lib/sasl/src')
-rw-r--r-- | lib/sasl/src/release_handler_1.erl | 107 | ||||
-rw-r--r-- | lib/sasl/src/systools_lib.erl | 7 | ||||
-rw-r--r-- | lib/sasl/src/systools_make.erl | 174 | ||||
-rw-r--r-- | lib/sasl/src/systools_relup.erl | 68 |
4 files changed, 235 insertions, 121 deletions
diff --git a/lib/sasl/src/release_handler_1.erl b/lib/sasl/src/release_handler_1.erl index ef95606bb5..8d0baf3ab1 100644 --- a/lib/sasl/src/release_handler_1.erl +++ b/lib/sasl/src/release_handler_1.erl @@ -21,7 +21,7 @@ %% External exports -export([eval_script/1, eval_script/5, check_script/2, check_old_processes/2]). --export([get_current_vsn/1]). %% exported because used in a test case +-export([get_current_vsn/1, get_supervised_procs/0]). %% exported because used in a test case -record(eval_state, {bins = [], stopped = [], suspended = [], apps = [], libdirs, unpurged = [], vsns = [], newlibs = [], @@ -493,6 +493,19 @@ start(Procs) -> %% supervisor module, we should load the new version, and then %% delete the old. Then we should perform the start changes %% manually, by adding/deleting children. +%% +%% Recent changes to this code cause the upgrade error out and +%% log the case where a suspended supervisor has which_children +%% called against it. This retains the behavior of causing a VM +%% restart to the *old* version of a release but has the +%% advantage of logging the pid and supervisor that had the +%% issue. +%% +%% A second case where this can occur is if a child spec is +%% incorrect and get_modules is called against a process that +%% can't respond to the gen:call. Again an error is logged, +%% an error returned and a VM restart is issued. +%% %% Returns: [{SuperPid, ChildName, ChildPid, Mods}] %%----------------------------------------------------------------- %% OTP-3452. For each application the first item contains the pid @@ -502,49 +515,81 @@ start(Procs) -> get_supervised_procs() -> lists:foldl( fun(Application, Procs) -> - case application_controller:get_master(Application) of - Pid when is_pid(Pid) -> - {Root, _AppMod} = application_master:get_child(Pid), - case get_supervisor_module(Root) of - {ok, SupMod} -> - get_procs(supervisor:which_children(Root), - Root) ++ - [{undefined, undefined, Root, [SupMod]} | - Procs]; - {error, _} -> - error_logger:error_msg("release_handler: " - "cannot find top " - "supervisor for " - "application ~w~n", - [Application]), - get_procs(supervisor:which_children(Root), - Root) ++ Procs - end; - _ -> Procs - end + get_master_procs(Application, + Procs, + application_controller:get_master(Application)) end, [], - lists:map(fun({Application, _Name, _Vsn}) -> - Application - end, - application:which_applications())). + get_application_names()). + +get_supervised_procs(_, Root, Procs, {ok, SupMod}) -> + get_procs(maybe_supervisor_which_children(get_proc_state(Root), SupMod, Root), Root) ++ + [{undefined, undefined, Root, [SupMod]} | Procs]; +get_supervised_procs(Application, Root, Procs, {error, _}) -> + error_logger:error_msg("release_handler: cannot find top supervisor for " + "application ~w~n", [Application]), + get_procs(maybe_supervisor_which_children(get_proc_state(Root), Application, Root), Root) ++ Procs. + +get_application_names() -> + lists:map(fun({Application, _Name, _Vsn}) -> + Application + end, + application:which_applications()). + +get_master_procs(Application, Procs, Pid) when is_pid(Pid) -> + {Root, _AppMod} = application_master:get_child(Pid), + get_supervised_procs(Application, Root, Procs, get_supervisor_module(Root)); +get_master_procs(_, Procs, _) -> + Procs. get_procs([{Name, Pid, worker, dynamic} | T], Sup) when is_pid(Pid) -> - Mods = get_dynamic_mods(Pid), + Mods = maybe_get_dynamic_mods(Name, Pid), [{Sup, Name, Pid, Mods} | get_procs(T, Sup)]; get_procs([{Name, Pid, worker, Mods} | T], Sup) when is_pid(Pid), is_list(Mods) -> [{Sup, Name, Pid, Mods} | get_procs(T, Sup)]; get_procs([{Name, Pid, supervisor, Mods} | T], Sup) when is_pid(Pid) -> - [{Sup, Name, Pid, Mods} | get_procs(T, Sup)] ++ - get_procs(supervisor:which_children(Pid), Pid); + [{Sup, Name, Pid, Mods} | get_procs(T, Sup)] ++ + get_procs(maybe_supervisor_which_children(get_proc_state(Pid), Name, Pid), Pid); get_procs([_H | T], Sup) -> get_procs(T, Sup); get_procs(_, _Sup) -> []. -get_dynamic_mods(Pid) -> - {ok,Res} = gen:call(Pid, self(), get_modules), - Res. +get_proc_state(Proc) -> + {status, _, {module, _}, [_, State, _, _, _]} = sys:get_status(Proc), + State. + +maybe_supervisor_which_children(suspended, Name, Pid) -> + error_logger:error_msg("release_handler: a which_children call" + " to ~p (~p) was avoided. This supervisor" + " is suspended and should likely be upgraded" + " differently. Exiting ...~n", [Name, Pid]), + error(suspended_supervisor); + +maybe_supervisor_which_children(State, Name, Pid) -> + case catch supervisor:which_children(Pid) of + Res when is_list(Res) -> + Res; + Other -> + error_logger:error_msg("release_handler: ~p~nerror during" + " a which_children call to ~p (~p)." + " [State: ~p] Exiting ... ~n", + [Other, Name, Pid, State]), + error(which_children_failed) + end. + +maybe_get_dynamic_mods(Name, Pid) -> + case catch gen:call(Pid, self(), get_modules) of + {ok, Res} -> + Res; + Other -> + error_logger:error_msg("release_handler: ~p~nerror during a" + " get_modules call to ~p (~p)," + " there may be an error in it's" + " childspec. Exiting ...~n", + [Other, Name, Pid]), + error(get_modules_failed) + end. %% XXXX %% Note: The following is a terrible hack done in order to resolve the diff --git a/lib/sasl/src/systools_lib.erl b/lib/sasl/src/systools_lib.erl index f951647b79..1b6ea125d9 100644 --- a/lib/sasl/src/systools_lib.erl +++ b/lib/sasl/src/systools_lib.erl @@ -24,7 +24,7 @@ %% -export([file_term2binary/2, read_term/1, read_term_from_stream/2, - get_dirs/1, get_path/1]). + get_dirs/1, get_path/1, werror/2]). -include_lib("kernel/include/file.hrl"). @@ -219,6 +219,7 @@ flat([H|T], Ack) -> flat(T, [H|Ack]); flat([], Ack) -> lists:reverse(Ack). - - + +werror(Options, Warnings) -> + lists:member(warnings_as_errors, Options) andalso Warnings =/= []. diff --git a/lib/sasl/src/systools_make.erl b/lib/sasl/src/systools_make.erl index 5dc83e7b2a..7f400f5cce 100644 --- a/lib/sasl/src/systools_make.erl +++ b/lib/sasl/src/systools_make.erl @@ -44,10 +44,12 @@ %%----------------------------------------------------------------- %% Create a boot script from a release file. -%% Options is a list of {path, Path} | silent | local where path sets -%% the search path, silent supresses error message printing on console, -%% local generates a script with references to the directories there -%% the applications are found. +%% Options is a list of {path, Path} | silent | local +%% | warnings_as_errors +%% where path sets the search path, silent supresses error message +%% printing on console, local generates a script with references +%% to the directories there the applications are found, +%% and warnings_as_errors treats warnings as errors. %% %% New options: {path,Path} can contain wildcards %% src_tests @@ -85,11 +87,16 @@ make_script(RelName, Output, Flags) when is_list(RelName), ModTestP = {member(src_tests, Flags),xref_p(Flags)}, case get_release(RelName, Path, ModTestP, machine(Flags)) of {ok, Release, Appls, Warnings} -> - case generate_script(Output,Release,Appls,Flags) of - ok -> + case systools_lib:werror(Flags, Warnings) of + true -> return(ok,Warnings,Flags); - Error -> - return(Error,Warnings,Flags) + false -> + case generate_script(Output,Release,Appls,Flags) of + ok -> + return(ok,Warnings,Flags); + Error -> + return(Error,Warnings,Flags) + end end; Error -> return(Error,[],Flags) @@ -130,10 +137,21 @@ get_outdir(Flags) -> return(ok,Warnings,Flags) -> case member(silent,Flags) of true -> - {ok,?MODULE,Warnings}; + case systools_lib:werror(Flags, Warnings) of + true -> + error; + false -> + {ok,?MODULE,Warnings} + end; _ -> - io:format("~s",[format_warning(Warnings)]), - ok + case member(warnings_as_errors,Flags) of + true -> + io:format("~s",[format_warning(Warnings, true)]), + error; + false -> + io:format("~s",[format_warning(Warnings)]), + ok + end end; return({error,Mod,Error},_,Flags) -> case member(silent,Flags) of @@ -1833,78 +1851,89 @@ get_flag(_,_) -> false. %% Check Options for make_script check_args_script(Args) -> cas(Args, - {undef, undef, undef, undef, undef, undef, undef, undef, []}). + {undef, undef, undef, undef, undef, undef, undef, undef, + undef, []}). -cas([], {_Path,_Sil,_Loc,_Test,_Var,_Mach,_Xref,_XrefApps, X}) -> +cas([], {_Path,_Sil,_Loc,_Test,_Var,_Mach,_Xref,_XrefApps,_Werror, X}) -> X; %%% path --------------------------------------------------------------- -cas([{path, P} | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) when is_list(P) -> +cas([{path, P} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) when is_list(P) -> case check_path(P) of ok -> - cas(Args, {P, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X}); + cas(Args, {P, Sil, Loc, Test, Var, Mach, Xref, XrefApps, + Werror, X}); error -> cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, - X++[{path,P}]}) + Werror, X++[{path,P}]}) end; %%% silent ------------------------------------------------------------- -cas([silent | Args], {Path, _Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) -> - cas(Args, {Path, silent, Loc, Test, Var, Mach, Xref, XrefApps, X}); +cas([silent | Args], {Path, _Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) -> + cas(Args, {Path, silent, Loc, Test, Var, Mach, Xref, XrefApps, + Werror, X}); %%% local -------------------------------------------------------------- -cas([local | Args], {Path, Sil, _Loc, Test, Var, Mach, - Xref, XrefApps, X}) -> - cas(Args, {Path, Sil, local, Test, Var, Mach, Xref, XrefApps, X}); +cas([local | Args], {Path, Sil, _Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) -> + cas(Args, {Path, Sil, local, Test, Var, Mach, Xref, XrefApps, + Werror, X}); %%% src_tests ------------------------------------------------------- -cas([src_tests | Args], {Path, Sil, Loc, _Test, Var, Mach, - Xref, XrefApps, X}) -> +cas([src_tests | Args], {Path, Sil, Loc, _Test, Var, Mach, Xref, + XrefApps, Werror, X}) -> cas(Args, - {Path, Sil, Loc, src_tests, Var, Mach, Xref, XrefApps,X}); + {Path, Sil, Loc, src_tests, Var, Mach, Xref, Werror, XrefApps,X}); %%% variables ---------------------------------------------------------- -cas([{variables, V} | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) when is_list(V) -> +cas([{variables, V} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) when is_list(V) -> case check_vars(V) of ok -> cas(Args, - {Path, Sil, Loc, Test, V, Mach, Xref, XrefApps, X}); + {Path, Sil, Loc, Test, V, Mach, Xref, XrefApps, Werror, X}); error -> cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, - X++[{variables, V}]}) + Werror, X++[{variables, V}]}) end; %%% machine ------------------------------------------------------------ -cas([{machine, M} | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) when is_atom(M) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X}); +cas([{machine, M} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) when is_atom(M) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X}); %%% exref -------------------------------------------------------------- -cas([exref | Args], {Path, Sil, Loc, Test, Var, Mach, - _Xref, XrefApps, X}) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, exref, XrefApps, X}); +cas([exref | Args], {Path, Sil, Loc, Test, Var, Mach, _Xref, + XrefApps, Werror, X}) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, exref, XrefApps, Werror, X}); %%% exref Apps --------------------------------------------------------- -cas([{exref, Apps} | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) when is_list(Apps) -> +cas([{exref, Apps} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) when is_list(Apps) -> case check_apps(Apps) of ok -> cas(Args, {Path, Sil, Loc, Test, Var, Mach, - Xref, Apps, X}); + Xref, Apps, Werror, X}); error -> cas(Args, {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X++[{exref, Apps}]}) + Xref, XrefApps, Werror, X++[{exref, Apps}]}) end; %%% outdir Dir --------------------------------------------------------- -cas([{outdir, Dir} | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) when is_list(Dir) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X}); +cas([{outdir, Dir} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) when is_list(Dir) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X}); %%% otp_build (secret, not documented) --------------------------------- -cas([otp_build | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X}); +cas([otp_build | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X}); %%% no_module_tests (kept for backwards compatibility, but ignored) ---- -cas([no_module_tests | Args], {Path, Sil, Loc, Test, Var, Mach, - Xref, XrefApps, X}) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X}); +cas([no_module_tests | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, Werror, X}) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X}); +%%% warnings_as_errors (kept for backwards compatibility, but ignored) ---- +cas([warnings_as_errors | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, + XrefApps, _Werror, X}) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, + warnings_as_errors, X}); %%% ERROR -------------------------------------------------------------- -cas([Y | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X}) -> - cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X++[Y]}). +cas([Y | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, + Werror, X}) -> + cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, + X++[Y]}). @@ -2030,7 +2059,6 @@ check_apps([H|T]) when is_atom(H) -> check_apps(_) -> error. - %% Format error format_error(badly_formatted_release) -> @@ -2144,21 +2172,31 @@ form_tar_err({add, File, Error}) -> %% Format warning format_warning(Warnings) -> - map(fun({warning,W}) -> form_warn(W) end, Warnings). - -form_warn({source_not_found,{Mod,_,App,_,_}}) -> - io_lib:format("*WARNING* ~p: Source code not found: ~p.erl~n", - [App,Mod]); -form_warn({{parse_error, File},{_,_,App,_,_}}) -> - io_lib:format("*WARNING* ~p: Parse error: ~p~n", - [App,File]); -form_warn({obj_out_of_date,{Mod,_,App,_,_}}) -> - io_lib:format("*WARNING* ~p: Object code (~p) out of date~n",[App,Mod]); -form_warn({exref_undef, Undef}) -> - F = fun({M,F,A}) -> - io_lib:format("*WARNING* Undefined function ~p:~p/~p~n", - [M,F,A]) + format_warning(Warnings, false). + +format_warning(Warnings, Werror) -> + Prefix = case Werror of + true -> + ""; + false -> + "*WARNING* " + end, + map(fun({warning,W}) -> form_warn(Prefix, W) end, Warnings). + +form_warn(Prefix, {source_not_found,{Mod,_,App,_,_}}) -> + io_lib:format("~s~p: Source code not found: ~p.erl~n", + [Prefix,App,Mod]); +form_warn(Prefix, {{parse_error, File},{_,_,App,_,_}}) -> + io_lib:format("~s~p: Parse error: ~p~n", + [Prefix,App,File]); +form_warn(Prefix, {obj_out_of_date,{Mod,_,App,_,_}}) -> + io_lib:format("~s~p: Object code (~p) out of date~n", + [Prefix,App,Mod]); +form_warn(Prefix, {exref_undef, Undef}) -> + F = fun({M,F,A}) -> + io_lib:format("~sUndefined function ~p:~p/~p~n", + [Prefix,M,F,A]) end, map(F, Undef); -form_warn(What) -> - io_lib:format("*WARNING* ~p~n", [What]). +form_warn(Prefix, What) -> + io_lib:format("~s ~p~n", [Prefix,What]). diff --git a/lib/sasl/src/systools_relup.erl b/lib/sasl/src/systools_relup.erl index ec5486226c..6d9e922900 100644 --- a/lib/sasl/src/systools_relup.erl +++ b/lib/sasl/src/systools_relup.erl @@ -122,7 +122,7 @@ %% rel_filename() = description() = string() %% Opts = [opt()] %% opt() = {path, [path()]} | silent | noexec | restart_emulator -%% | {outdir, string()} +%% | {outdir, string()} | warnings_as_errors %% path() = [string()] %% Ret = ok | error | {ok, Relup, Module, Warnings} | {error, Module, Error} %% @@ -139,8 +139,9 @@ %% %% The option `path' sets search path, `silent' suppresses printing of %% error messages to the console, `noexec' inhibits the creation of -%% the output "relup" file, and restart_emulator ensures that the new -%% emulator is restarted (as the final step). +%% the output "relup" file, restart_emulator ensures that the new +%% emulator is restarted (as the final step), and `warnings_as_errors' +%% treats warnings as errors. %% ---------------------------------------------------------------- mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs) -> mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, []). @@ -153,14 +154,29 @@ mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Opts) -> {false, false} -> case R of {ok, _Res, _Mod, Ws} -> - print_warnings(Ws), - ok; + print_warnings(Ws, Opts), + case systools_lib:werror(Opts, Ws) of + true -> + error; + false -> + ok + end; Other -> print_error(Other), error end; - _ -> - R + _ -> + case R of + {ok, _Res, _Mod, Ws} -> + case systools_lib:werror(Opts, Ws) of + true -> + error; + false -> + R + end; + R -> + R + end end; BadArg -> erlang:error({badarg, BadArg}) @@ -195,7 +211,12 @@ do_mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Path, Opts) -> {Dn, Ws2} = foreach_baserel_dn(TopRel, TopApps, BaseDnRelDcs, Path, Opts, Ws1), Relup = {TopRel#release.vsn, Up, Dn}, - write_relup_file(Relup, Opts), + case systools_lib:werror(Opts, Ws2) of + true -> + ok; + false -> + write_relup_file(Relup, Opts) + end, {ok, Relup, ?MODULE, Ws2}; Other -> throw(Other) @@ -527,20 +548,29 @@ format_error(Error) -> io:format("~p~n", [Error]). -print_warnings(Ws) when is_list(Ws) -> - lists:foreach(fun(W) -> print_warning(W) end, Ws); -print_warnings(W) -> - print_warning(W). +print_warnings(Ws, Opts) when is_list(Ws) -> + lists:foreach(fun(W) -> print_warning(W, Opts) end, Ws); +print_warnings(W, Opts) -> + print_warning(W, Opts). -print_warning(W) -> - S = format_warning(W), +print_warning(W, Opts) -> + Prefix = case lists:member(warnings_as_errors, Opts) of + true -> + ""; + false -> + "*WARNING* " + end, + S = format_warning(Prefix, W), io:format("~s", [S]). -format_warning({erts_vsn_changed, {Rel1, Rel2}}) -> - io_lib:format("*WARNING* The ERTS version changed between ~p and ~p~n", - [Rel1, Rel2]); -format_warning(What) -> - io_lib:format("*WARNING* ~p~n",[What]). +format_warning(W) -> + format_warning("*WARNING* ", W). + +format_warning(Prefix, {erts_vsn_changed, {Rel1, Rel2}}) -> + io_lib:format("~sThe ERTS version changed between ~p and ~p~n", + [Prefix, Rel1, Rel2]); +format_warning(Prefix, What) -> + io_lib:format("~s~p~n",[Prefix, What]). get_reason({error, {open, _, _}}) -> open; |