storagemanager: Split config retrieval into its own function

diff --git a/core/storagemanager.lua b/core/storagemanager.lua
index fb868d03e574db9d92ad23b062e7a06ceb0296ea..21f5fd1d758e7b089f1193ecd83191c8655a2631 100644 (file)
--- a/core/storagemanager.lua
+++ b/core/storagemanager.lua
@@ -57,8 +57,12 @@ local function load_driver(host, driver_name)
        return stores_available:get(host, driver_name);
 end
 
+local function get_storage_config(host)
+       return config.get(host, "storage");
+end
+
 local function get_driver(host, store)
-       local storage = config.get(host, "storage");
+       local storage = get_storage_config(host);
        local driver_name;
        local option_type = type(storage);
        if option_type == "string" then
@@ -94,7 +98,7 @@ local function open(host, store, typ)
 end
 
 local function purge(user, host)
-       local storage = config.get(host, "storage");
+       local storage = get_storage_config(host);
        if type(storage) == "table" then
                -- multiple storage backends in use that we need to purge
                local purged = {};