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refactor(emqx_management): Export transactions

This commit is contained in:
ieQu1 2022-08-22 21:23:41 +02:00
parent 97d574f62c
commit ff0c44b67d
1 changed files with 53 additions and 48 deletions
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101
apps/emqx_management/src/emqx_mgmt_auth.erl
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@ -30,6 +30,13 @@
-export([authorize/3]).
%% Internal exports (RPC)
-export([
do_update/4,
do_delete/1,
do_create_app/3
]).
-define(APP, emqx_app).
-record(?APP, {
@ -58,40 +65,37 @@ create(Name, Enable, ExpiredAt, Desc) ->
end.
read(Name) ->
Fun = fun() ->
case mnesia:read(?APP, Name) of
[] -> mnesia:abort(not_found);
[App] -> to_map(App)
end
end,
trans(Fun).
case mnesia:dirty_read(?APP, Name) of
[App] -> {ok, to_map(App)};
[] -> {error, not_found}
end.
update(Name, Enable, ExpiredAt, Desc) ->
Fun = fun() ->
case mnesia:read(?APP, Name, write) of
[] ->
mnesia:abort(not_found);
[App0 = #?APP{enable = Enable0, desc = Desc0}] ->
App =
App0#?APP{
expired_at = ExpiredAt,
enable = ensure_not_undefined(Enable, Enable0),
desc = ensure_not_undefined(Desc, Desc0)
},
ok = mnesia:write(App),
to_map(App)
end
end,
trans(Fun).
trans(fun ?MODULE:do_update/4, [Name, Enable, ExpiredAt, Desc]).
do_update(Name, Enable, ExpiredAt, Desc) ->
case mnesia:read(?APP, Name, write) of
[] ->
mnesia:abort(not_found);
[App0 = #?APP{enable = Enable0, desc = Desc0}] ->
App =
App0#?APP{
expired_at = ExpiredAt,
enable = ensure_not_undefined(Enable, Enable0),
desc = ensure_not_undefined(Desc, Desc0)
},
ok = mnesia:write(App),
to_map(App)
end.
delete(Name) ->
Fun = fun() ->
case mnesia:read(?APP, Name) of
[] -> mnesia:abort(not_found);
[_App] -> mnesia:delete({?APP, Name})
end
end,
trans(Fun).
trans(fun ?MODULE:do_delete/1, [Name]).
do_delete(Name) ->
case mnesia:read(?APP, Name) of
[] -> mnesia:abort(not_found);
[_App] -> mnesia:delete({?APP, Name})
end.
list() ->
to_map(ets:match_object(?APP, #?APP{_ = '_'})).
@ -118,8 +122,8 @@ authorize(_Path, ApiKey, ApiSecret) ->
find_by_api_key(ApiKey) ->
Fun = fun() -> mnesia:match_object(#?APP{api_key = ApiKey, _ = '_'}) end,
case trans(Fun) of
{ok, [#?APP{api_secret_hash = SecretHash, enable = Enable, expired_at = ExpiredAt}]} ->
case mria:ro_transaction(?COMMON_SHARD, Fun) of
{atomic, [#?APP{api_secret_hash = SecretHash, enable = Enable, expired_at = ExpiredAt}]} ->
{ok, Enable, ExpiredAt, SecretHash};
_ ->
{error, "not_found"}
@ -163,23 +167,24 @@ create_app(Name, Enable, ExpiredAt, Desc) ->
end.
create_app(App = #?APP{api_key = ApiKey, name = Name}) ->
trans(fun() ->
case mnesia:read(?APP, Name) of
[_] ->
mnesia:abort(name_already_existed);
[] ->
case mnesia:match_object(?APP, #?APP{api_key = ApiKey, _ = '_'}, read) of
[] ->
ok = mnesia:write(App),
to_map(App);
_ ->
mnesia:abort(api_key_already_existed)
end
end
end).
trans(fun ?MODULE:do_create_app/3, [App, ApiKey, Name]).
trans(Fun) ->
case mria:transaction(?COMMON_SHARD, Fun) of
do_create_app(App, ApiKey, Name) ->
case mnesia:read(?APP, Name) of
[_] ->
mnesia:abort(name_already_existed);
[] ->
case mnesia:match_object(?APP, #?APP{api_key = ApiKey, _ = '_'}, read) of
[] ->
ok = mnesia:write(App),
to_map(App);
_ ->
mnesia:abort(api_key_already_existed)
end
end.
trans(Fun, Args) ->
case mria:transaction(?COMMON_SHARD, Fun, Args) of
{atomic, Res} -> {ok, Res};
{aborted, Error} -> {error, Error}
end.