diff options
Diffstat (limited to 'lib/kernel/src/application_controller.erl')
| -rw-r--r-- | lib/kernel/src/application_controller.erl | 101 |
1 files changed, 52 insertions, 49 deletions
diff --git a/lib/kernel/src/application_controller.erl b/lib/kernel/src/application_controller.erl index a074d2e74b..7715dca7c6 100644 --- a/lib/kernel/src/application_controller.erl +++ b/lib/kernel/src/application_controller.erl @@ -26,7 +26,7 @@ control_application/1, change_application_data/2, prep_config_change/0, config_change/1, which_applications/0, which_applications/1, - loaded_applications/0, info/0, + loaded_applications/0, info/0, set_env/2, get_pid_env/2, get_env/2, get_pid_all_env/1, get_all_env/1, get_pid_key/2, get_key/2, get_pid_all_key/1, get_all_key/1, get_master/1, get_application/1, get_application_module/1, @@ -345,9 +345,6 @@ get_all_env(AppName) -> map(fun([Key, Val]) -> {Key, Val} end, ets:match(ac_tab, {{env, AppName, '$1'}, '$2'})). - - - get_pid_key(Master, Key) -> case ets:match(ac_tab, {{application_master, '$1'}, Master}) of [[AppName]] -> get_key(AppName, Key); @@ -461,6 +458,15 @@ permit_application(ApplName, Flag) -> {permit_application, ApplName, Flag}, infinity). +set_env(Config, Opts) -> + case check_conf_data(Config) of + ok -> + Timeout = proplists:get_value(timeout, Opts, 5000), + gen_server:call(?AC, {set_env, Config, Opts}, Timeout); + + {error, _} = Error -> + Error + end. set_env(AppName, Key, Val) -> gen_server:call(?AC, {set_env, AppName, Key, Val, []}). @@ -528,19 +534,15 @@ check_conf_data([]) -> check_conf_data(ConfData) when is_list(ConfData) -> [Application | ConfDataRem] = ConfData, case Application of - {kernel, List} when is_list(List) -> - case check_para_kernel(List) of - ok -> - check_conf_data(ConfDataRem); - Error1 -> - Error1 - end; {AppName, List} when is_atom(AppName), is_list(List) -> - case check_para(List, atom_to_list(AppName)) of - ok -> - check_conf_data(ConfDataRem); - Error2 -> - Error2 + case lists:keymember(AppName, 1, ConfDataRem) of + true -> + {error, "duplicate application config: " ++ atom_to_list(AppName)}; + false -> + case check_para(List, AppName) of + ok -> check_conf_data(ConfDataRem); + Error -> Error + end end; {AppName, List} when is_list(List) -> ErrMsg = "application: " @@ -553,36 +555,39 @@ check_conf_data(ConfData) when is_list(ConfData) -> ++ "; parameters must be a list", {error, ErrMsg}; Else -> - ErrMsg = "invalid application name: " ++ - lists:flatten(io_lib:format(" ~tp",[Else])), + ErrMsg = "invalid application config: " + ++ lists:flatten(io_lib:format("~tp",[Else])), {error, ErrMsg} end; check_conf_data(_ConfData) -> - {error, 'configuration must be a list ended by <dot><whitespace>'}. - + {error, "configuration must be a list ended by <dot><whitespace>"}. -%% Special check of distributed parameter for kernel -check_para_kernel([]) -> + +check_para([], _AppName) -> ok; -check_para_kernel([{distributed, Apps} | ParaList]) when is_list(Apps) -> - case check_distributed(Apps) of - {error, _ErrorMsg} = Error -> - Error; - _ -> - check_para_kernel(ParaList) +check_para([{Para, Val} | ParaList], AppName) when is_atom(Para) -> + case lists:keymember(Para, 1, ParaList) of + true -> + ErrMsg = "application: " ++ atom_to_list(AppName) + ++ "; duplicate parameter: " ++ atom_to_list(Para), + {error, ErrMsg}; + false -> + case check_para_value(Para, Val, AppName) of + ok -> check_para(ParaList, AppName); + {error, _} = Error -> Error + end end; -check_para_kernel([{distributed, _Apps} | _ParaList]) -> - {error, "application: kernel; erroneous parameter: distributed"}; -check_para_kernel([{Para, _Val} | ParaList]) when is_atom(Para) -> - check_para_kernel(ParaList); -check_para_kernel([{Para, _Val} | _ParaList]) -> - {error, "application: kernel; invalid parameter: " ++ +check_para([{Para, _Val} | _ParaList], AppName) -> + {error, "application: " ++ atom_to_list(AppName) ++ "; invalid parameter name: " ++ lists:flatten(io_lib:format("~tp",[Para]))}; -check_para_kernel(Else) -> - {error, "application: kernel; invalid parameter list: " ++ +check_para([Else | _ParaList], AppName) -> + {error, "application: " ++ atom_to_list(AppName) ++ "; invalid parameter: " ++ lists:flatten(io_lib:format("~tp",[Else]))}. - +check_para_value(distributed, Apps, kernel) -> check_distributed(Apps); +check_para_value(_Para, _Val, _AppName) -> ok. + +%% Special check of distributed parameter for kernel check_distributed([]) -> ok; check_distributed([{App, List} | Apps]) when is_atom(App), is_list(List) -> @@ -595,18 +600,6 @@ check_distributed(_Else) -> {error, "application: kernel; erroneous parameter: distributed"}. -check_para([], _AppName) -> - ok; -check_para([{Para, _Val} | ParaList], AppName) when is_atom(Para) -> - check_para(ParaList, AppName); -check_para([{Para, _Val} | _ParaList], AppName) -> - {error, "application: " ++ AppName ++ "; invalid parameter: " ++ - lists:flatten(io_lib:format("~tp",[Para]))}; -check_para([Else | _ParaList], AppName) -> - {error, "application: " ++ AppName ++ "; invalid parameter: " ++ - lists:flatten(io_lib:format("~tp",[Else]))}. - - -type calls() :: 'info' | 'prep_config_change' | 'which_applications' | {'config_change' | 'control_application' | 'load_application' | 'start_type' | 'stop_application' | @@ -863,6 +856,16 @@ handle_call(which_applications, _From, S) -> end, S#state.running), {reply, Reply, S}; +handle_call({set_env, Config, Opts}, _From, S) -> + _ = [add_env(AppName, Env) || {AppName, Env} <- Config], + + case proplists:get_value(persistent, Opts, false) of + true -> + {reply, ok, S#state{conf_data = merge_env(S#state.conf_data, Config)}}; + false -> + {reply, ok, S} + end; + handle_call({set_env, AppName, Key, Val, Opts}, _From, S) -> ets:insert(ac_tab, {{env, AppName, Key}, Val}), case proplists:get_value(persistent, Opts, false) of |