Implements auth session utils

scripts/lua/modules/auth_sessions_utils.lua

@@ -0,0 +1,25 @@
+--
+-- (C) 2018 - ntop.org
+--
+
+local auth_sessions_utils = {}
+
+local dirs = ntop.getDirs()
+
+-- ##############################################
+
+function auth_sessions_utils.midnightCheck()
+   local prefs = ntop.getPrefs()
+   local terminate = prefs["auth_session_midnight_expiration"]
+
+   if not terminate then
+      return
+   end
+
+   local session_keys = ntop.getKeysCache("sessions.*")
+   for matching_key, _ in pairs(session_keys or {}) do
+      ntop.delCache(matching_key)
+   end
+end
+
+return auth_sessions_utils