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-rw-r--r--lib/sasl/src/systools_relup.erl153
1 files changed, 110 insertions, 43 deletions
diff --git a/lib/sasl/src/systools_relup.erl b/lib/sasl/src/systools_relup.erl
index 6d9e922900..7fb623bb85 100644
--- a/lib/sasl/src/systools_relup.erl
+++ b/lib/sasl/src/systools_relup.erl
@@ -112,6 +112,11 @@
-export([mk_relup/3, mk_relup/4, format_error/1, format_warning/1]).
-include("systools.hrl").
+-define(R15_SASL_VSN,"2.2").
+
+%% For test purposes only - used by kernel, stdlib and sasl tests
+-export([appup_search_for_version/2]).
+
%%-----------------------------------------------------------------
%% mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs)
%% mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Opts) -> Ret
@@ -200,7 +205,13 @@ do_mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Path, Opts) ->
%% TopRel = #release
%% NameVsnApps = [{{Name, Vsn}, #application}]
{ok, TopRel, NameVsnApps, Ws0} ->
- %%
+ case lists:member({warning,missing_sasl},Ws0) of
+ true ->
+ throw({error,?MODULE,{missing_sasl,TopRel}});
+ false ->
+ ok
+ end,
+
%% TopApps = [#application]
TopApps = lists:map(fun({_, App}) -> App end, NameVsnApps),
@@ -247,7 +258,21 @@ foreach_baserel_up(TopRel, TopApps, [BaseRelDc|BaseRelDcs], Path, Opts,
Ws, Acc) ->
BaseRelFile = extract_filename(BaseRelDc),
- {ok, BaseRel} = systools_make:read_release(BaseRelFile, Path),
+ {BaseRel, {BaseNameVsns, BaseApps}, Ws0} =
+ case systools_make:get_release(BaseRelFile, Path) of
+ {ok, BR, NameVsnApps, Warns} ->
+ case lists:member({warning,missing_sasl},Warns) of
+ true ->
+ throw({error,?MODULE,{missing_sasl,BR}});
+ false ->
+ %% NameVsnApps = [{{Name,Vsn},#application}]
+ %% Gives two lists - [{Name,Vsn}] and [#application]
+ {BR,lists:unzip(NameVsnApps),Warns}
+ end;
+ Other1 ->
+ throw(Other1)
+ end,
+
%%
%% BaseRel = #release
@@ -257,29 +282,23 @@ foreach_baserel_up(TopRel, TopApps, [BaseRelDc|BaseRelDcs], Path, Opts,
%% application, one for each added applications, and one for
%% each removed applications.
%%
- {RUs1, Ws1} = collect_appup_scripts(up, TopApps, BaseRel, Ws, []),
+ {RUs1, Ws1} = collect_appup_scripts(up, TopApps, BaseRel, Ws0++Ws, []),
{RUs2, Ws2} = create_add_app_scripts(BaseRel, TopRel, RUs1, Ws1),
{RUs3, Ws3} = create_remove_app_scripts(BaseRel, TopRel, RUs2, Ws2),
- {RUs4, Ws4} =
- check_for_emulator_restart(TopRel, BaseRel, RUs3, Ws3, Opts),
-
- BaseApps =
- case systools_make:get_release(BaseRelFile, Path) of
- {ok, _, NameVsnApps, _Warns} ->
- lists:map(fun({_,App}) -> App end, NameVsnApps);
- Other1 ->
- throw(Other1)
- end,
+ {RUs4, Ws4} = check_for_emulator_restart(TopRel, BaseRel, RUs3, Ws3, Opts),
case systools_rc:translate_scripts(up, RUs4, TopApps, BaseApps) of
- {ok, RUs} ->
+ {ok, RUs5} ->
+
+ {RUs, Ws5} = fix_r15_sasl_upgrade(RUs5,Ws4,BaseNameVsns),
+
VDR = {BaseRel#release.vsn,
extract_description(BaseRelDc), RUs},
foreach_baserel_up(TopRel, TopApps, BaseRelDcs, Path,
- Opts, Ws4, [VDR| Acc]);
+ Opts, Ws5, [VDR| Acc]);
XXX ->
throw(XXX)
end;
@@ -294,42 +313,41 @@ foreach_baserel_dn(TopRel, TopApps, [BaseRelDc|BaseRelDcs], Path, Opts,
Ws, Acc) ->
BaseRelFile = extract_filename(BaseRelDc),
- {ok, BaseRel} = systools_make:read_release(BaseRelFile, Path),
-
- %% BaseRel = #release
-
- %% RUs = (release upgrade scripts)
- %%
- {RUs1, Ws1} = collect_appup_scripts(dn, TopApps, BaseRel, Ws, []),
-
- {BaseApps, Ws2} =
+ {BaseRel, BaseApps, Ws0} =
case systools_make:get_release(BaseRelFile, Path) of
%%
%% NameVsnApps = [{{Name, Vsn}, #application}]
- {ok, _, NameVsnApps, Warns} ->
- %%
- %% NApps = [#application]
- NApps = lists:map(fun({_,App}) -> App end, NameVsnApps),
- {NApps, Warns ++ Ws1};
+ {ok, BR, NameVsnApps, Warns} ->
+ case lists:member({warning,missing_sasl},Warns) of
+ true ->
+ throw({error,?MODULE,{missing_sasl,BR}});
+ false ->
+ %% NApps = [#application]
+ NApps = lists:map(fun({_,App}) -> App end, NameVsnApps),
+ {BR, NApps, Warns}
+ end;
Other ->
throw(Other)
end,
- RUs2 = RUs1,
+ %% BaseRel = #release
+
+ %% RUs = (release upgrade scripts)
+ %%
+ {RUs1, Ws1} = collect_appup_scripts(dn, TopApps, BaseRel, Ws0++Ws, []),
- {RUs3, Ws3} = create_add_app_scripts(TopRel, BaseRel, RUs2, Ws2),
+ {RUs2, Ws2} = create_add_app_scripts(TopRel, BaseRel, RUs1, Ws1),
- {RUs4, Ws4} = create_remove_app_scripts(TopRel, BaseRel, RUs3, Ws3),
+ {RUs3, Ws3} = create_remove_app_scripts(TopRel, BaseRel, RUs2, Ws2),
- {RUs5, Ws5} = check_for_emulator_restart(TopRel, BaseRel,
- RUs4, Ws4, Opts),
+ {RUs4, Ws4} = check_for_emulator_restart(TopRel, BaseRel, RUs3, Ws3, Opts),
- case systools_rc:translate_scripts(dn, RUs5, BaseApps, TopApps) of
+ case systools_rc:translate_scripts(dn, RUs4, BaseApps, TopApps) of
{ok, RUs} ->
VDR = {BaseRel#release.vsn,
extract_description(BaseRelDc), RUs},
foreach_baserel_dn(TopRel, TopApps, BaseRelDcs, Path,
- Opts, Ws5, [VDR| Acc]);
+ Opts, Ws4, [VDR| Acc]);
XXX ->
throw(XXX)
end;
@@ -343,14 +361,42 @@ foreach_baserel_dn( _, _, [], _, _, Ws, Acc) ->
%%
check_for_emulator_restart(#release{erts_vsn = Vsn1, name = N1},
#release{erts_vsn = Vsn2, name = N2}, RUs, Ws,
- _Opts) when Vsn1 /= Vsn2 ->
- {RUs++[[restart_new_emulator]], [{erts_vsn_changed, {N1, N2}} | Ws]};
+ Opts) when Vsn1 /= Vsn2 ->
+ %% Automatically insert a restart_new_emulator instruction when
+ %% erts version is changed. Also allow extra restart at the end of
+ %% the upgrade if restart_emulator option is given.
+ NewRUs = [[restart_new_emulator]|RUs],
+ NewWs = [{erts_vsn_changed, {{N1,Vsn1}, {N2,Vsn2}}} | Ws],
+ check_for_restart_emulator_opt(NewRUs, NewWs, Opts);
check_for_emulator_restart(_, _, RUs, Ws, Opts) ->
+ check_for_restart_emulator_opt(RUs, Ws, Opts).
+
+check_for_restart_emulator_opt(RUs, Ws, Opts) ->
case get_opt(restart_emulator, Opts) of
- true -> {RUs++[[restart_new_emulator]], Ws};
+ true -> {RUs++[[restart_emulator]], Ws};
_ -> {RUs, Ws}
end.
+
+%% Special handling of the upgrade from pre R15 to post R15. In R15,
+%% upgrade of the emulator was improved by moving the restart of the
+%% emulator before the rest of the upgrade instructions. However, it
+%% can only work if the release_handler is already upgraded to a post
+%% R15 version. If not, the upgrade instructions must be backwards
+%% compatible - i.e. restart_new_emulator will be the last
+%% instruction, executed after all code loading, code_change etc.
+fix_r15_sasl_upgrade([restart_new_emulator | RestRUs]=RUs, Ws, BaseApps) ->
+ case lists:keyfind(sasl,1,BaseApps) of
+ {sasl,Vsn} when Vsn < ?R15_SASL_VSN ->
+ {lists:delete(restart_emulator,RestRUs) ++ [restart_new_emulator],
+ [pre_R15_emulator_upgrade|Ws]};
+ _ ->
+ {RUs,Ws}
+ end;
+fix_r15_sasl_upgrade(RUs, Ws, _BaseApps) ->
+ {RUs,Ws}.
+
+
%% collect_appup_scripts(Mode, TopApps, BaseRel, Ws, RUs) -> {NRUs, NWs}
%% Mode = up | dn
%% TopApps = [#application]
@@ -440,13 +486,32 @@ get_script_from_appup(Mode, TopApp, BaseVsn, Ws, RUs) ->
%% XXX Why is this a warning only?
[{bad_vsn, {TopVsn, TopApp#application.vsn}}| Ws]
end,
- case lists:keysearch(BaseVsn, 1, VsnRUs) of
- {value, {_, RU}} ->
+ case appup_search_for_version(BaseVsn, VsnRUs) of
+ {ok, RU} ->
{RUs ++ [RU], Ws1};
- _ ->
+ error ->
throw({error, ?MODULE, {no_relup, FName, TopApp, BaseVsn}})
end.
+appup_search_for_version(BaseVsn, VsnRUs) ->
+ appup_search_for_version(BaseVsn, length(BaseVsn), VsnRUs).
+
+appup_search_for_version(BaseVsn,_,[{BaseVsn,RU}|_]) ->
+ {ok,RU};
+appup_search_for_version(BaseVsn,Size,[{Vsn,RU}|VsnRUs]) when is_binary(Vsn) ->
+ case re:run(BaseVsn,Vsn,[unicode,{capture,first,index}]) of
+ {match,[{0,Size}]} ->
+ {ok, RU};
+ _ ->
+ appup_search_for_version(BaseVsn,Size,VsnRUs)
+ end;
+appup_search_for_version(BaseVsn,Size,[_|VsnRUs]) ->
+ appup_search_for_version(BaseVsn,Size,VsnRUs);
+appup_search_for_version(_,_,[]) ->
+ error.
+
+
+
%% Primitives for the "lists of release names" that we upgrade from
%% and to.
@@ -543,7 +608,9 @@ format_error({no_relup, File, App, Vsn}) ->
"in file ~p~n",
[App#application.name, App#application.vsn,
App#application.name, Vsn, File]);
-
+format_error({missing_sasl,Release}) ->
+ io_lib:format("No sasl application in release ~p, ~p. Can not be upgraded.",
+ [Release#release.name, Release#release.vsn]);
format_error(Error) ->
io:format("~p~n", [Error]).