diff options
Diffstat (limited to 'lib/sasl/src/release_handler.erl')
| -rw-r--r-- | lib/sasl/src/release_handler.erl | 101 |
1 files changed, 52 insertions, 49 deletions
diff --git a/lib/sasl/src/release_handler.erl b/lib/sasl/src/release_handler.erl index a5a234cbc0..ccd84f0c37 100644 --- a/lib/sasl/src/release_handler.erl +++ b/lib/sasl/src/release_handler.erl @@ -585,11 +585,9 @@ init([]) -> handle_call({unpack_release, ReleaseName}, _From, S) when S#state.masters == false -> - RelDir = S#state.rel_dir, - case catch do_unpack_release(S#state.root, RelDir, + case catch do_unpack_release(S#state.root, S#state.rel_dir, ReleaseName, S#state.releases) of {ok, NewReleases, Vsn} -> - clean_release(RelDir, ReleaseName), {reply, {ok, Vsn}, S#state{releases = NewReleases}}; {error, Reason} -> {reply, {error, Reason}, S}; @@ -739,7 +737,7 @@ mk_lib_name([]) -> []. handle_info(timeout, S) -> case soft_purge(S#state.unpurged) of [] -> - timer:cancel(S#state.timer), + _ = timer:cancel(S#state.timer), {noreply, S#state{unpurged = [], timer = undefined}}; Unpurged -> {noreply, S#state{unpurged = Unpurged}} @@ -850,15 +848,11 @@ do_unpack_release(Root, RelDir, ReleaseName, Releases) -> Dir = filename:join([RelDir, Vsn]), copy_file(RelFile, Dir, false), - {ok, NewReleases, Vsn}. + %% Clean release + _ = file:delete(Tar), + _ = file:delete(RelFile), -%% Note that this function is not executed by a client -%% release_handler. -clean_release(RelDir, ReleaseName) -> - Tar = filename:join(RelDir, ReleaseName ++ ".tar.gz"), - Rel = filename:join(RelDir, ReleaseName ++ ".rel"), - file:delete(Tar), - file:delete(Rel). + {ok, NewReleases, Vsn}. check_rel(Root, RelFile, Masters) -> check_rel(Root, RelFile, [], Masters). @@ -1184,7 +1178,8 @@ rename_tmp_service(EVsn,TmpVsn,NewVsn) -> {error, _Error} -> ok; _Data -> - erlsrv:remove_service(ToName) + {ok,_} = erlsrv:remove_service(ToName), + ok end, rename_service(EVsn,FromName,ToName). @@ -1237,13 +1232,12 @@ do_make_services_permanent(PermanentVsn,Vsn, PermanentEVsn, EVsn) -> UpdData = erlsrv:new_service(Name, Data, []), case erlsrv:store_service(EVsn,UpdData) of ok -> - erlsrv:disable_service(PermanentEVsn, PermName), - erlsrv:enable_service(EVsn, Name), - erlsrv:remove_service(PermName), + {ok,_} = erlsrv:disable_service(PermanentEVsn, PermName), + {ok,_} = erlsrv:enable_service(EVsn, Name), + {ok,_} = erlsrv:remove_service(PermName), %%% Read comments about these above... os:putenv("ERLSRV_SERVICE_NAME", Name), - heart:cycle(), - ok; + ok = heart:cycle(); Error4 -> throw(Error4) end @@ -1288,7 +1282,7 @@ do_make_permanent(#state{releases = Releases, _ -> ok end, - init:make_permanent(filename:join(Dir, "start"), Sys), + ok = init:make_permanent(filename:join(Dir, "start"), Sys), {ok, NewReleases, brutal_purge(Unpurged)}; {value, #release{status = permanent}} -> {ok, Releases, Unpurged}; @@ -1309,13 +1303,13 @@ do_back_service(OldVersion, CurrentVersion,OldEVsn,CurrentEVsn) -> Data -> erlsrv:new_service(OldName, Data, []) end, - case erlsrv:store_service(OldEVsn,UpdData) of - ok -> - erlsrv:disable_service(CurrentEVsn,CurrentName), - erlsrv:enable_service(OldEVsn,OldName); - Error2 -> - throw(Error2) - end, + _ = case erlsrv:store_service(OldEVsn,UpdData) of + ok -> + {ok,_} = erlsrv:disable_service(CurrentEVsn,CurrentName), + {ok,_} = erlsrv:enable_service(OldEVsn,OldName); + Error2 -> + throw(Error2) + end, OldErlSrv = filename:nativename(erlsrv:erlsrv(OldEVsn)), CurrentErlSrv = filename:nativename(erlsrv:erlsrv(CurrentEVsn)), case heart:set_cmd(CurrentErlSrv ++ " remove " ++ CurrentName ++ @@ -1386,10 +1380,18 @@ set_permanent_files(RelDir, _EVsn, Vsn, Masters, _Static) -> do_remove_service(Vsn) -> - %%% Very unconditionally remove the service. + %% Very unconditionally remove the service. + %% Note that the service could already have been removed when + %% making another release permanent. ServiceName = hd(string:tokens(atom_to_list(node()),"@")) ++ "_" ++ Vsn, - erlsrv:remove_service(ServiceName). + case erlsrv:get_service(ServiceName) of + {error, _Error} -> + ok; + _Data -> + {ok,_} = erlsrv:remove_service(ServiceName), + ok + end. do_remove_release(Root, RelDir, Vsn, Releases) -> % Decide which libs should be removed @@ -1603,8 +1605,7 @@ do_write_file(File, Str, FileOpts) -> case file:open(File, [write | FileOpts]) of {ok, Fd} -> io:put_chars(Fd, Str), - file:close(Fd), - ok; + ok = file:close(Fd); {error, Reason} -> {error, {Reason, File}} end. @@ -1651,9 +1652,9 @@ get_appls([], Res) -> mon_nodes(true) -> - net_kernel:monitor_nodes(true); + ok = net_kernel:monitor_nodes(true); mon_nodes(false) -> - net_kernel:monitor_nodes(false), + ok = net_kernel:monitor_nodes(false), flush(). flush() -> @@ -1691,7 +1692,7 @@ prepare_restart_nt(#release{erts_vsn = EVsn, vsn = Vsn}, {error, _} = Error2 -> throw(Error2); _X -> - erlsrv:disable_service(EVsn, FutureServiceName), + {ok,_} = erlsrv:disable_service(EVsn, FutureServiceName), ErlSrv = filename:nativename(erlsrv:erlsrv(EVsn)), StartDisabled = ErlSrv ++ " start_disabled " ++ FutureServiceName, case heart:set_cmd(StartDisabled) of @@ -1877,8 +1878,7 @@ do_write_release(Dir, RELEASES, NewReleases) -> case file:open(filename:join(Dir, RELEASES), [write]) of {ok, Fd} -> ok = io:format(Fd, "~p.~n", [NewReleases]), - file:close(Fd), - ok; + ok = file:close(Fd); {error, Reason} -> {error, Reason} end. @@ -2010,7 +2010,7 @@ do_rename_files([]) -> %% Remove a list of files. Ignore failure. %%----------------------------------------------------------------- do_remove_files([File|Files]) -> - file:delete(File), + _ = file:delete(File), do_remove_files(Files); do_remove_files([]) -> ok. @@ -2030,7 +2030,8 @@ do_ensure_RELEASES(RelFile) -> %% Make a directory, ignore failures (captured later). %%----------------------------------------------------------------- make_dir(Dir, false) -> - file:make_dir(Dir); + _ = file:make_dir(Dir), + ok; make_dir(Dir, Masters) -> lists:foreach(fun(Master) -> rpc:call(Master, file, make_dir, [Dir]) end, Masters). @@ -2062,12 +2063,12 @@ at_all_masters([], _, _, _) -> %% Ignore {M,F,A} return value. %%----------------------------------------------------------------- takewhile(Master, Masters, M, F, A) -> - lists:takewhile(fun(Ma) when Ma == Master -> - false; - (Ma) -> - rpc:call(Ma, M, F, A), - true - end, Masters), + _ = lists:takewhile(fun(Ma) when Ma == Master -> + false; + (Ma) -> + rpc:call(Ma, M, F, A), + true + end, Masters), ok. consult(File, false) -> file:consult(File); @@ -2205,23 +2206,23 @@ set_static_files(SrcDir, DestDir, Masters) -> write_ini_file(RootDir,EVsn,Masters) -> BinDir = filename:join([RootDir,"erts-"++EVsn,"bin"]), Str0 = io_lib:format("[erlang]~n" - "Bindir=~s~n" + "Bindir=~ts~n" "Progname=erl~n" - "Rootdir=~s~n", + "Rootdir=~ts~n", [filename:nativename(BinDir), filename:nativename(RootDir)]), - Str = re:replace(Str0,"\\\\","\\\\\\\\",[{return,list},global]), + Str = re:replace(Str0,"\\\\","\\\\\\\\",[{return,list},global,unicode]), IniFile = filename:join(BinDir,"erl.ini"), do_write_ini_file(IniFile,Str,Masters). do_write_ini_file(File,Data,false) -> - case do_write_file(File, Data) of + case do_write_file(File, Data, [{encoding,utf8}]) of ok -> ok; Error -> throw(Error) end; do_write_ini_file(File,Data,Masters) -> all_masters(Masters), - safe_write_file_m(File, Data, Masters). + safe_write_file_m(File, Data, [{encoding,utf8}], Masters). %%----------------------------------------------------------------- @@ -2235,13 +2236,15 @@ do_write_ini_file(File,Data,Masters) -> %% (as long as possible), except for 4 which is allowed to fail. %%----------------------------------------------------------------- safe_write_file_m(File, Data, Masters) -> + safe_write_file_m(File, Data, [], Masters). +safe_write_file_m(File, Data, FileOpts, Masters) -> Backup = File ++ ".backup", Change = File ++ ".change", case at_all_masters(Masters, ?MODULE, do_copy_files, [File, [Backup]]) of ok -> case at_all_masters(Masters, ?MODULE, do_write_file, - [Change, Data]) of + [Change, Data, FileOpts]) of ok -> case at_all_masters(Masters, file, rename, [Change, File]) of |