diff options
Diffstat (limited to 'lib/sasl/src/release_handler.erl')
| -rw-r--r-- | lib/sasl/src/release_handler.erl | 52 |
1 files changed, 43 insertions, 9 deletions
diff --git a/lib/sasl/src/release_handler.erl b/lib/sasl/src/release_handler.erl index ab54b1d00b..bc08f94dff 100644 --- a/lib/sasl/src/release_handler.erl +++ b/lib/sasl/src/release_handler.erl @@ -25,8 +25,8 @@ -export([start_link/0, create_RELEASES/1, create_RELEASES/2, create_RELEASES/4, unpack_release/1, - check_install_release/1, install_release/1, install_release/2, - remove_release/1, + check_install_release/1, check_install_release/2, + install_release/1, install_release/2, remove_release/1, which_releases/0, make_permanent/1, reboot_old_release/1, set_unpacked/2, set_removed/1, install_file/2]). -export([upgrade_app/2, downgrade_app/2, downgrade_app/3, @@ -149,15 +149,35 @@ unpack_release(ReleaseName) -> %%----------------------------------------------------------------- %% Purpose: Checks the relup script for the specified version. %% The release must be unpacked. +%% Options = [purge] - all old code that can be soft purged +%% will be purged if all checks succeeds. This can be usefull +%% in order to reduce time needed in the following call to +%% install_release. %% Returns: {ok, FromVsn, Descr} | {error, Reason} -%% Reason = {already_installed, Vsn} | +%% Reason = {illegal_option, IllegalOpt} | +%% {already_installed, Vsn} | %% {bad_relup_file, RelFile} | %% {no_such_release, Vsn} | %% {no_such_from_vsn, Vsn} | %% exit_reason() %%----------------------------------------------------------------- check_install_release(Vsn) -> - call({check_install_release, Vsn}). + check_install_release(Vsn, []). + +check_install_release(Vsn, Opts) -> + case check_check_install_options(Opts, false) of + {ok,Purge} -> + call({check_install_release, Vsn, Purge}); + Error -> + Error + end. + +check_check_install_options([purge|Opts], _) -> + check_check_install_options(Opts, true); +check_check_install_options([Illegal|_],_Purge) -> + {error,{illegal_option,Illegal}}; +check_check_install_options([],Purge) -> + {ok,Purge}. %%----------------------------------------------------------------- @@ -541,11 +561,12 @@ handle_call({unpack_release, ReleaseName}, _From, S) handle_call({unpack_release, _ReleaseName}, _From, S) -> {reply, {error, client_node}, S}; -handle_call({check_install_release, Vsn}, _From, S) -> +handle_call({check_install_release, Vsn, Purge}, _From, S) -> case catch do_check_install_release(S#state.rel_dir, Vsn, S#state.releases, - S#state.masters) of + S#state.masters, + Purge) of {ok, CurrentVsn, Descr} -> {reply, {ok, CurrentVsn, Descr}, S}; {error, Reason} -> @@ -855,7 +876,7 @@ check_path_response(Path, {ok, _Info}) -> check_path_response(Path, {error, _Reason}) -> throw({error, {no_such_directory, Path}}). -do_check_install_release(RelDir, Vsn, Releases, Masters) -> +do_check_install_release(RelDir, Vsn, Releases, Masters, Purge) -> case lists:keysearch(Vsn, #release.vsn, Releases) of {value, #release{status = current}} -> {error, {already_installed, Vsn}}; @@ -880,7 +901,20 @@ do_check_install_release(RelDir, Vsn, Releases, Masters) -> case get_rh_script(LatestRelease, Release, RelDir, Masters) of {ok, {CurrentVsn, Descr, Script}} -> case catch check_script(Script, Libs) of - ok -> + {ok,SoftPurgeMods} when Purge=:=true -> + %% Get modules with brutal_purge + %% instructions, but that can be + %% soft purged + {ok,BrutalPurgeMods} = + release_handler_1:check_old_processes( + Script,brutal_purge), + lists:foreach( + fun(Mod) -> + catch erlang:purge_module(Mod) + end, + SoftPurgeMods ++ BrutalPurgeMods), + {ok, CurrentVsn, Descr}; + {ok,_} -> {ok, CurrentVsn, Descr}; Else -> Else @@ -1967,7 +2001,7 @@ safe_write_file_m(File, Data, Masters) -> %% 'update_paths' option to release_handler:install_release/2 if the %% code path shall be updated then. %% ----------------------------------------------------------------- -get_new_libs([{App,Vsn,LibDir}|CurrentLibs], NewLibs) -> +get_new_libs([{App,Vsn,_LibDir}|CurrentLibs], NewLibs) -> case lists:keyfind(App,1,NewLibs) of {App,NewVsn,_} = LibInfo when NewVsn =/= Vsn -> [LibInfo | get_new_libs(CurrentLibs,NewLibs)]; |