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xmpp.chapril.org-ejabberd
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Make it possible to get DB backend of a module

This commit is contained in:
Evgeniy Khramtsov 2016-04-13 09:56:10 +03:00
parent 5958a91428
commit 5eef8a8bcf
1 changed files with 14 additions and 1 deletions
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15
src/gen_mod.erl
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@ -36,7 +36,7 @@
loaded_modules/1, loaded_modules_with_opts/1,
get_hosts/2, get_module_proc/2, is_loaded/2,
start_modules/0, start_modules/1, stop_modules/0, stop_modules/1,
default_db/1, v_db/1, opt_type/1]).
default_db/1, v_db/1, opt_type/1, db_mod/2, db_mod/3]).
%%-export([behaviour_info/1]).
@ -319,6 +319,19 @@ db_type(Host, Opts) when is_list(Opts) ->
default_db(Host) ->
ejabberd_config:get_option({default_db, Host}, fun v_db/1, mnesia).
-spec db_mod(binary() | global | db_type(), module()) -> module().
db_mod(odbc, Module) -> list_to_atom(atom_to_list(Module) ++ "_sql");
db_mod(mnesia, Module) -> list_to_atom(atom_to_list(Module) ++ "_mnesia");
db_mod(riak, Module) -> list_to_atom(atom_to_list(Module) ++ "_riak");
db_mod(Host, Module) when is_binary(Host) orelse Host == global ->
db_mod(db_type(Host, Module), Module).
-spec db_mod(binary() | global, opts(), module()) -> module().
db_mod(Host, Opts, Module) when is_list(Opts) ->
db_mod(db_type(Host, Opts), Module).
-spec loaded_modules(binary()) -> [atom()].
loaded_modules(Host) ->