%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2002-2010. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
%%----------------------------------------------------------------------
%% Purpose: Verify the application specifics of the Inets application
%%----------------------------------------------------------------------
-module(inets_appup_test).
-compile(export_all).
-compile({no_auto_import,[error/1]}).
-include("inets_test_lib.hrl").
% t() -> megaco_test_lib:t(?MODULE).
% t(Case) -> megaco_test_lib:t({?MODULE, Case}).
%% Test server callbacks
init_per_testcase(_Case, Config) ->
Config.
end_per_testcase(_Case, Config) ->
Config.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
all(suite) ->
Cases =
[
appup
],
{req, [], {conf, appup_init, Cases, appup_fin}}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
appup_init(suite) -> [];
appup_init(doc) -> [];
appup_init(Config) when is_list(Config) ->
AppFile = file_name(inets, ".app"),
AppupFile = file_name(inets, ".appup"),
[{app_file, AppFile}, {appup_file, AppupFile}|Config].
file_name(App, Ext) ->
LibDir = code:lib_dir(App),
filename:join([LibDir, "ebin", atom_to_list(App) ++ Ext]).
appup_fin(suite) -> [];
appup_fin(doc) -> [];
appup_fin(Config) when is_list(Config) ->
Config.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
appup(suite) ->
[];
appup(doc) ->
"perform a simple check of the appup file";
appup(Config) when is_list(Config) ->
AppupFile = key1search(appup_file, Config),
AppFile = key1search(app_file, Config),
Modules = modules(AppFile),
check_appup(AppupFile, Modules).
modules(File) ->
case file:consult(File) of
{ok, [{application,inets,Info}]} ->
case lists:keysearch(modules,1,Info) of
{value, {modules, Modules}} ->
Modules;
false ->
fail({bad_appinfo, Info})
end;
Error ->
fail({bad_appfile, Error})
end.
check_appup(AppupFile, Modules) ->
case file:consult(AppupFile) of
{ok, [{V, UpFrom, DownTo}]} ->
% io:format("~p => "
% "~n ~p"
% "~n ~p"
% "~n", [V, UpFrom, DownTo]),
check_appup(V, UpFrom, DownTo, Modules);
Else ->
fail({bad_appupfile, Else})
end.
check_appup(V, UpFrom, DownTo, Modules) ->
check_version(V),
check_depends(up, UpFrom, Modules),
check_depends(down, DownTo, Modules),
ok.
check_depends(_, [], _) ->
ok;
check_depends(UpDown, [Dep|Deps], Modules) ->
check_depend(UpDown, Dep, Modules),
check_depends(UpDown, Deps, Modules).
check_depend(UpDown, {V, Instructions}, Modules) ->
check_version(V),
case check_instructions(UpDown,
Instructions, Instructions, [], [], Modules) of
{_Good, []} ->
ok;
{_, Bad} ->
fail({bad_instructions, Bad, UpDown})
end.
check_instructions(_, [], _, Good, Bad, _) ->
{lists:reverse(Good), lists:reverse(Bad)};
check_instructions(UpDown, [Instr|Instrs], AllInstr, Good, Bad, Modules) ->
case (catch check_instruction(UpDown, Instr, AllInstr, Modules)) of
ok ->
check_instructions(UpDown, Instrs, AllInstr,
[Instr|Good], Bad, Modules);
{error, Reason} ->
check_instructions(UpDown, Instrs, AllInstr, Good,
[{Instr, Reason}|Bad], Modules)
end;
check_instructions(UpDown, Instructions, _, _, _, _) ->
fail({bad_instructions, {UpDown, Instructions}}).
%% A new module is added
check_instruction(up, {add_module, Module}, _, Modules)
when is_atom(Module) ->
check_module(Module, Modules);
%% An old module is re-added
check_instruction(down, {add_module, Module}, _, Modules)
when is_atom(Module) ->
case (catch check_module(Module, Modules)) of
{error, {unknown_module, Module, Modules}} ->
ok;
ok ->
error({existing_readded_module, Module})
end;
%% Removing a module on upgrade:
%% - the module has been removed from the app-file.
%% - check that no module depends on this (removed) module
check_instruction(up, {remove, {Module, Pre, Post}}, _, Modules)
when is_atom(Module), is_atom(Pre), is_atom(Post) ->
case (catch check_module(Module, Modules)) of
{error, {unknown_module, Module, Modules}} ->
check_purge(Pre),
check_purge(Post);
ok ->
error({existing_removed_module, Module})
end;
%% Removing a module on downgrade: the module exist
%% in the app-file.
check_instruction(down, {remove, {Module, Pre, Post}}, AllInstr, Modules)
when is_atom(Module), is_atom(Pre), is_atom(Post) ->
case (catch check_module(Module, Modules)) of
ok ->
check_purge(Pre),
check_purge(Post),
check_no_remove_depends(Module, AllInstr);
{error, {unknown_module, Module, Modules}} ->
error({nonexisting_removed_module, Module})
end;
check_instruction(up, {load_module, Module, Pre, Post, Depend}, _, Modules)
when is_atom(Module), is_atom(Pre), is_atom(Post), is_list(Depend) ->
check_module(Module, Modules),
check_module_depend(Module, Depend, Modules),
check_purge(Pre),
check_purge(Post);
check_instruction(down, {load_module, Module, Pre, Post, Depend}, _, Modules)
when is_atom(Module), is_atom(Pre), is_atom(Post), is_list(Depend) ->
check_module(Module, Modules),
% Can not be sure that the the dependent module exists in the new appfile
%%check_module_depend(Module, Depend, Modules),
check_purge(Pre),
check_purge(Post);
check_instruction(up, {delete_module, Module}, _, Modules)
when is_atom(Module) ->
case (catch check_module(Module, Modules)) of
{error, {unknown_module, Module, Modules}} ->
ok;
ok ->
error({existing_module_deleted, Module})
end;
check_instruction(down, {delete_module, Module}, _, Modules)
when is_atom(Module) ->
check_module(Module, Modules);
check_instruction(_, {apply, {Module, Function, Args}}, _, _) when is_atom(Module), is_atom(Function), is_list(Args) ->
ok;
check_instruction(_, {update, Module, supervisor}, _, Modules) when is_atom(Module) ->
check_module(Module, Modules);
check_instruction(_, {update, Module, {advanced, _}, DepMods}, _, Modules) when is_atom(Module), is_list(DepMods) ->
check_module(Module, Modules),
check_module_depend(Module, DepMods, Modules);
check_instruction(_, {update, Module, Change, Pre, Post, Depend}, _, Modules)
when is_atom(Module), is_atom(Pre), is_atom(Post), is_list(Depend) ->
check_module(Module, Modules),
check_module_depend(Module, Depend, Modules),
check_change(Change),
check_purge(Pre),
check_purge(Post);
check_instruction(_, {restart_application, inets}, _AllInstr, _Modules) ->
ok;
check_instruction(_, {update, Module, {advanced, _}}, _, Modules) ->
check_module(Module, Modules);
check_instruction(_, Instr, _AllInstr, _Modules) ->
error({error, {unknown_instruction, Instr}}).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
check_version(V) when is_list(V) ->
ok;
check_version(V) ->
error({bad_version, V}).
check_module(M, Modules) when is_atom(M) ->
case lists:member(M,Modules) of
true ->
ok;
false ->
error({unknown_module, M, Modules})
end;
check_module(M, _) ->
error({bad_module, M}).
check_module_depend(M, [], _) when is_atom(M) ->
ok;
check_module_depend(M, Deps, Modules) when is_atom(M), is_list(Deps) ->
case [Dep || Dep <- Deps, lists:member(Dep, Modules) == false] of
[] ->
ok;
Unknown ->
error({unknown_depend_modules, Unknown})
end;
check_module_depend(_M, D, _Modules) ->
error({bad_depend, D}).
check_no_remove_depends(_Module, []) ->
ok;
check_no_remove_depends(Module, [Instr|Instrs]) ->
check_no_remove_depend(Module, Instr),
check_no_remove_depends(Module, Instrs).
check_no_remove_depend(Module, {load_module, Mod, _Pre, _Post, Depend}) ->
case lists:member(Module, Depend) of
true ->
error({removed_module_in_depend, load_module, Mod, Module});
false ->
ok
end;
check_no_remove_depend(Module, {update, Mod, _Change, _Pre, _Post, Depend}) ->
case lists:member(Module, Depend) of
true ->
error({removed_module_in_depend, update, Mod, Module});
false ->
ok
end;
check_no_remove_depend(_, _) ->
ok.
check_change(soft) ->
ok;
check_change({advanced, _Something}) ->
ok;
check_change(Change) ->
error({bad_change, Change}).
check_purge(soft_purge) ->
ok;
check_purge(brutal_purge) ->
ok;
check_purge(Purge) ->
error({bad_purge, Purge}).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
error(Reason) ->
throw({error, Reason}).
fail(Reason) ->
exit({suite_failed, Reason}).
key1search(Key, L) ->
case lists:keysearch(Key, 1, L) of
undefined ->
fail({not_found, Key, L});
{value, {Key, Value}} ->
Value
end.
