mirror of
https://github.com/processone/ejabberd.git
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Clean mod_private.erl from DB specific code
This commit is contained in:
Evgeniy Khramtsov
parent
b5d1ce795f
commit
ef70ce65ab
4
include/mod_private.hrl
Normal file
4
include/mod_private.hrl
Normal file
@ -0,0 +1,4 @@
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-record(private_storage,
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{usns = {<<"">>, <<"">>, <<"">>} :: {binary(), binary(), binary() |
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'$1' | '_'},
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xml = #xmlel{} :: xmlel() | '_' | '$1'}).
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@ -39,11 +39,13 @@
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-include("logger.hrl").
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-include("jlib.hrl").
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-include("mod_private.hrl").
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-record(private_storage,
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{usns = {<<"">>, <<"">>, <<"">>} :: {binary(), binary(), binary() |
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'$1' | '_'},
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xml = #xmlel{} :: xmlel() | '_' | '$1'}).
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-callback init(binary(), gen_mod:opts()) -> any().
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-callback import(binary(), #private_storage{}) -> ok | pass.
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-callback set_data(binary(), binary(), [{binary(), xmlel()}]) -> {atomic, any()}.
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-callback get_data(binary(), binary(), binary()) -> {ok, xmlel()} | error.
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-callback get_all_data(binary(), binary()) -> [xmlel()].
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-define(Xmlel_Query(Attrs, Children),
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#xmlel{name = <<"query">>, attrs = Attrs,
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@ -52,15 +54,8 @@
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start(Host, Opts) ->
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IQDisc = gen_mod:get_opt(iqdisc, Opts, fun gen_iq_handler:check_type/1,
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one_queue),
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case gen_mod:db_type(Host, Opts) of
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mnesia ->
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mnesia:create_table(private_storage,
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[{disc_only_copies, [node()]},
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{attributes,
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record_info(fields, private_storage)}]),
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update_table();
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_ -> ok
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end,
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Mod = gen_mod:db_mod(Host, Opts, ?MODULE),
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Mod:init(Host, Opts),
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ejabberd_hooks:add(remove_user, Host, ?MODULE,
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remove_user, 50),
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gen_iq_handler:add_iq_handler(ejabberd_sm, Host,
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@ -139,190 +134,44 @@ filter_xmlels([_ | Xmlels], Data) ->
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filter_xmlels(Xmlels, Data).
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set_data(LUser, LServer, Data) ->
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DBType = gen_mod:db_type(LServer, ?MODULE),
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F = fun () ->
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lists:foreach(fun (Datum) ->
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set_data(LUser, LServer,
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Datum, DBType)
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end,
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Data)
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end,
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case DBType of
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odbc -> ejabberd_odbc:sql_transaction(LServer, F);
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mnesia -> mnesia:transaction(F);
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riak -> F()
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end.
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set_data(LUser, LServer, {XmlNS, Xmlel}, mnesia) ->
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mnesia:write(#private_storage{usns =
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{LUser, LServer, XmlNS},
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xml = Xmlel});
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set_data(LUser, LServer, {XMLNS, El}, odbc) ->
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SData = fxml:element_to_binary(El),
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odbc_queries:set_private_data(LServer, LUser, XMLNS, SData);
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set_data(LUser, LServer, {XMLNS, El}, riak) ->
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ejabberd_riak:put(#private_storage{usns = {LUser, LServer, XMLNS},
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xml = El},
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private_storage_schema(),
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[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:set_data(LUser, LServer, Data).
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get_data(LUser, LServer, Data) ->
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get_data(LUser, LServer,
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gen_mod:db_type(LServer, ?MODULE), Data, []).
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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get_data(LUser, LServer, Data, Mod, []).
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get_data(_LUser, _LServer, _DBType, [],
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Storage_Xmlels) ->
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get_data(_LUser, _LServer, [], _Mod, Storage_Xmlels) ->
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lists:reverse(Storage_Xmlels);
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get_data(LUser, LServer, mnesia,
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[{XmlNS, Xmlel} | Data], Storage_Xmlels) ->
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case mnesia:dirty_read(private_storage,
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{LUser, LServer, XmlNS})
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of
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[#private_storage{xml = Storage_Xmlel}] ->
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get_data(LUser, LServer, mnesia, Data,
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[Storage_Xmlel | Storage_Xmlels]);
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_ ->
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get_data(LUser, LServer, mnesia, Data,
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[Xmlel | Storage_Xmlels])
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end;
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get_data(LUser, LServer, odbc, [{XMLNS, El} | Els],
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Res) ->
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case catch odbc_queries:get_private_data(LServer,
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LUser, XMLNS)
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of
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{selected, [{SData}]} ->
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case fxml_stream:parse_element(SData) of
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Data when is_record(Data, xmlel) ->
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get_data(LUser, LServer, odbc, Els, [Data | Res])
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end;
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_ -> get_data(LUser, LServer, odbc, Els, [El | Res])
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end;
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get_data(LUser, LServer, riak, [{XMLNS, El} | Els],
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Res) ->
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case ejabberd_riak:get(private_storage, private_storage_schema(),
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{LUser, LServer, XMLNS}) of
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{ok, #private_storage{xml = NewEl}} ->
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get_data(LUser, LServer, riak, Els, [NewEl|Res]);
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_ ->
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get_data(LUser, LServer, riak, Els, [El|Res])
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get_data(LUser, LServer, [{XmlNS, Xmlel} | Data], Mod, Storage_Xmlels) ->
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case Mod:get_data(LUser, LServer, XmlNS) of
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{ok, Storage_Xmlel} ->
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get_data(LUser, LServer, Data, Mod, [Storage_Xmlel | Storage_Xmlels]);
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error ->
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get_data(LUser, LServer, Data, Mod, [Xmlel | Storage_Xmlels])
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end.
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get_data(LUser, LServer) ->
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get_all_data(LUser, LServer,
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gen_mod:db_type(LServer, ?MODULE)).
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get_all_data(LUser, LServer, mnesia) ->
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lists:flatten(
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mnesia:dirty_select(private_storage,
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[{#private_storage{usns = {LUser, LServer, '_'},
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xml = '$1'},
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[], ['$1']}]));
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get_all_data(LUser, LServer, odbc) ->
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case catch odbc_queries:get_private_data(LServer, LUser) of
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{selected, Res} ->
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lists:flatmap(
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fun({_, SData}) ->
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case fxml_stream:parse_element(SData) of
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#xmlel{} = El ->
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[El];
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_ ->
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[]
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end
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end, Res);
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_ ->
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[]
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end;
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get_all_data(LUser, LServer, riak) ->
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case ejabberd_riak:get_by_index(
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private_storage, private_storage_schema(),
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<<"us">>, {LUser, LServer}) of
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{ok, Res} ->
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[El || #private_storage{xml = El} <- Res];
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_ ->
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[]
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end.
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private_storage_schema() ->
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{record_info(fields, private_storage), #private_storage{}}.
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:get_all_data(LUser, LServer).
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remove_user(User, Server) ->
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LUser = jid:nodeprep(User),
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LServer = jid:nameprep(Server),
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remove_user(LUser, LServer,
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gen_mod:db_type(Server, ?MODULE)).
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Mod = gen_mod:db_mod(Server, ?MODULE),
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Mod:remove_user(LUser, LServer).
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remove_user(LUser, LServer, mnesia) ->
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F = fun () ->
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Namespaces = mnesia:select(private_storage,
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[{#private_storage{usns =
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{LUser,
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LServer,
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'$1'},
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_ = '_'},
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[], ['$$']}]),
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lists:foreach(fun ([Namespace]) ->
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mnesia:delete({private_storage,
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{LUser, LServer,
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Namespace}})
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end,
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Namespaces)
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end,
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mnesia:transaction(F);
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remove_user(LUser, LServer, odbc) ->
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odbc_queries:del_user_private_storage(LServer, LUser);
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remove_user(LUser, LServer, riak) ->
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{atomic, ejabberd_riak:delete_by_index(private_storage,
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<<"us">>, {LUser, LServer})}.
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update_table() ->
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Fields = record_info(fields, private_storage),
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case mnesia:table_info(private_storage, attributes) of
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Fields ->
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ejabberd_config:convert_table_to_binary(
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private_storage, Fields, set,
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fun(#private_storage{usns = {U, _, _}}) -> U end,
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fun(#private_storage{usns = {U, S, NS}, xml = El} = R) ->
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R#private_storage{usns = {iolist_to_binary(U),
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iolist_to_binary(S),
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iolist_to_binary(NS)},
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xml = fxml:to_xmlel(El)}
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end);
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_ ->
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?INFO_MSG("Recreating private_storage table", []),
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mnesia:transform_table(private_storage, ignore, Fields)
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end.
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export(_Server) ->
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[{private_storage,
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fun(Host, #private_storage{usns = {LUser, LServer, XMLNS},
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xml = Data})
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when LServer == Host ->
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Username = ejabberd_odbc:escape(LUser),
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LXMLNS = ejabberd_odbc:escape(XMLNS),
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SData =
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ejabberd_odbc:escape(fxml:element_to_binary(Data)),
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odbc_queries:set_private_data_sql(Username, LXMLNS,
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SData);
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(_Host, _R) ->
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[]
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end}].
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export(LServer) ->
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:export(LServer).
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import(LServer) ->
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[{<<"select username, namespace, data from private_storage;">>,
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fun([LUser, XMLNS, XML]) ->
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El = #xmlel{} = fxml_stream:parse_element(XML),
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#private_storage{usns = {LUser, LServer, XMLNS},
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xml = El}
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end}].
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:import(LServer).
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import(_LServer, mnesia, #private_storage{} = PS) ->
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mnesia:dirty_write(PS);
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import(_LServer, riak, #private_storage{usns = {LUser, LServer, _}} = PS) ->
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ejabberd_riak:put(PS, private_storage_schema(),
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[{'2i', [{<<"us">>, {LUser, LServer}}]}]);
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import(_, _, _) ->
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pass.
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import(LServer, DBType, PD) ->
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Mod = gen_mod:db_mod(DBType, ?MODULE),
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Mod:import(LServer, PD).
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mod_opt_type(db_type) -> fun gen_mod:v_db/1;
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mod_opt_type(iqdisc) -> fun gen_iq_handler:check_type/1;
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97
src/mod_private_mnesia.erl
Normal file
97
src/mod_private_mnesia.erl
Normal file
@ -0,0 +1,97 @@
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%%%-------------------------------------------------------------------
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%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% @copyright (C) 2016, Evgeny Khramtsov
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%%% @doc
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%%%
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%%% @end
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%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%-------------------------------------------------------------------
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-module(mod_private_mnesia).
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-behaviour(mod_private).
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%% API
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-export([init/2, set_data/3, get_data/3, get_all_data/2, remove_user/2,
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import/2]).
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-include("jlib.hrl").
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-include("mod_private.hrl").
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-include("logger.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init(_Host, _Opts) ->
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mnesia:create_table(private_storage,
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[{disc_only_copies, [node()]},
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{attributes,
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record_info(fields, private_storage)}]),
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update_table().
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set_data(LUser, LServer, Data) ->
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F = fun () ->
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lists:foreach(
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fun({XmlNS, Xmlel}) ->
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mnesia:write(
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#private_storage{
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usns = {LUser, LServer, XmlNS},
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xml = Xmlel})
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end, Data)
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end,
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mnesia:transaction(F).
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get_data(LUser, LServer, XmlNS) ->
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case mnesia:dirty_read(private_storage, {LUser, LServer, XmlNS}) of
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[#private_storage{xml = Storage_Xmlel}] ->
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{ok, Storage_Xmlel};
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_ ->
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error
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end.
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get_all_data(LUser, LServer) ->
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lists:flatten(
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mnesia:dirty_select(private_storage,
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[{#private_storage{usns = {LUser, LServer, '_'},
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xml = '$1'},
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[], ['$1']}])).
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remove_user(LUser, LServer) ->
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F = fun () ->
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Namespaces = mnesia:select(private_storage,
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[{#private_storage{usns =
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{LUser,
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LServer,
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'$1'},
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_ = '_'},
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[], ['$$']}]),
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lists:foreach(fun ([Namespace]) ->
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mnesia:delete({private_storage,
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{LUser, LServer,
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Namespace}})
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end,
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Namespaces)
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end,
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mnesia:transaction(F).
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import(_LServer, #private_storage{} = PS) ->
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mnesia:dirty_write(PS).
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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update_table() ->
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Fields = record_info(fields, private_storage),
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case mnesia:table_info(private_storage, attributes) of
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Fields ->
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ejabberd_config:convert_table_to_binary(
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private_storage, Fields, set,
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fun(#private_storage{usns = {U, _, _}}) -> U end,
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fun(#private_storage{usns = {U, S, NS}, xml = El} = R) ->
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R#private_storage{usns = {iolist_to_binary(U),
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iolist_to_binary(S),
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iolist_to_binary(NS)},
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xml = fxml:to_xmlel(El)}
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end);
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_ ->
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?INFO_MSG("Recreating private_storage table", []),
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mnesia:transform_table(private_storage, ignore, Fields)
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end.
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67
src/mod_private_riak.erl
Normal file
67
src/mod_private_riak.erl
Normal file
@ -0,0 +1,67 @@
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%%%-------------------------------------------------------------------
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%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% @copyright (C) 2016, Evgeny Khramtsov
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%%% @doc
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%%%
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%%% @end
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%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%-------------------------------------------------------------------
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-module(mod_private_riak).
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-behaviour(mod_private).
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%% API
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-export([init/2, set_data/3, get_data/3, get_all_data/2, remove_user/2,
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import/2]).
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-include("jlib.hrl").
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-include("mod_private.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init(_Host, _Opts) ->
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ok.
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set_data(LUser, LServer, Data) ->
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lists:foreach(
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fun({XMLNS, El}) ->
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ejabberd_riak:put(#private_storage{usns = {LUser, LServer, XMLNS},
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xml = El},
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private_storage_schema(),
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[{'2i', [{<<"us">>, {LUser, LServer}}]}])
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end, Data),
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{atomic, ok}.
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get_data(LUser, LServer, XMLNS) ->
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case ejabberd_riak:get(private_storage, private_storage_schema(),
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{LUser, LServer, XMLNS}) of
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{ok, #private_storage{xml = El}} ->
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{ok, El};
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_ ->
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error
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end.
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get_all_data(LUser, LServer) ->
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case ejabberd_riak:get_by_index(
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private_storage, private_storage_schema(),
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<<"us">>, {LUser, LServer}) of
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{ok, Res} ->
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[El || #private_storage{xml = El} <- Res];
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_ ->
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[]
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end.
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remove_user(LUser, LServer) ->
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{atomic, ejabberd_riak:delete_by_index(private_storage,
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<<"us">>, {LUser, LServer})}.
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import(_LServer, #private_storage{usns = {LUser, LServer, _}} = PS) ->
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ejabberd_riak:put(PS, private_storage_schema(),
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[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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private_storage_schema() ->
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{record_info(fields, private_storage), #private_storage{}}.
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97
src/mod_private_sql.erl
Normal file
97
src/mod_private_sql.erl
Normal file
@ -0,0 +1,97 @@
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%%%-------------------------------------------------------------------
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%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% @copyright (C) 2016, Evgeny Khramtsov
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%%% @doc
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%%%
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%%% @end
|
||||
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
|
||||
%%%-------------------------------------------------------------------
|
||||
-module(mod_private_sql).
|
||||
|
||||
-behaviour(mod_private).
|
||||
|
||||
%% API
|
||||
-export([init/2, set_data/3, get_data/3, get_all_data/2, remove_user/2,
|
||||
import/1, import/2, export/1]).
|
||||
|
||||
-include("jlib.hrl").
|
||||
-include("mod_private.hrl").
|
||||
|
||||
%%%===================================================================
|
||||
%%% API
|
||||
%%%===================================================================
|
||||
init(_Host, _Opts) ->
|
||||
ok.
|
||||
|
||||
set_data(LUser, LServer, Data) ->
|
||||
F = fun() ->
|
||||
lists:foreach(
|
||||
fun({XMLNS, El}) ->
|
||||
SData = fxml:element_to_binary(El),
|
||||
odbc_queries:set_private_data(
|
||||
LServer, LUser, XMLNS, SData)
|
||||
end, Data)
|
||||
end,
|
||||
ejabberd_odbc:sql_transaction(LServer, F).
|
||||
|
||||
get_data(LUser, LServer, XMLNS) ->
|
||||
case catch odbc_queries:get_private_data(LServer, LUser, XMLNS) of
|
||||
{selected, [{SData}]} ->
|
||||
case fxml_stream:parse_element(SData) of
|
||||
Data when is_record(Data, xmlel) ->
|
||||
{ok, Data};
|
||||
_ ->
|
||||
error
|
||||
end;
|
||||
_ ->
|
||||
error
|
||||
end.
|
||||
|
||||
get_all_data(LUser, LServer) ->
|
||||
case catch odbc_queries:get_private_data(LServer, LUser) of
|
||||
{selected, Res} ->
|
||||
lists:flatmap(
|
||||
fun({_, SData}) ->
|
||||
case fxml_stream:parse_element(SData) of
|
||||
#xmlel{} = El ->
|
||||
[El];
|
||||
_ ->
|
||||
[]
|
||||
end
|
||||
end, Res);
|
||||
_ ->
|
||||
[]
|
||||
end.
|
||||
|
||||
remove_user(LUser, LServer) ->
|
||||
odbc_queries:del_user_private_storage(LServer, LUser).
|
||||
|
||||
export(_Server) ->
|
||||
[{private_storage,
|
||||
fun(Host, #private_storage{usns = {LUser, LServer, XMLNS},
|
||||
xml = Data})
|
||||
when LServer == Host ->
|
||||
Username = ejabberd_odbc:escape(LUser),
|
||||
LXMLNS = ejabberd_odbc:escape(XMLNS),
|
||||
SData =
|
||||
ejabberd_odbc:escape(fxml:element_to_binary(Data)),
|
||||
odbc_queries:set_private_data_sql(Username, LXMLNS,
|
||||
SData);
|
||||
(_Host, _R) ->
|
||||
[]
|
||||
end}].
|
||||
|
||||
import(LServer) ->
|
||||
[{<<"select username, namespace, data from private_storage;">>,
|
||||
fun([LUser, XMLNS, XML]) ->
|
||||
El = #xmlel{} = fxml_stream:parse_element(XML),
|
||||
#private_storage{usns = {LUser, LServer, XMLNS},
|
||||
xml = El}
|
||||
end}].
|
||||
|
||||
import(_, _) ->
|
||||
pass.
|
||||
|
||||
%%%===================================================================
|
||||
%%% Internal functions
|
||||
%%%===================================================================
|
||||
Loading…
Reference in New Issue
Block a user