Added TCP Packets issues check (#6899)

scripts/lua/modules/check_templates/multi_threshold_cross.lua

@@ -0,0 +1,54 @@
+--
+-- (C) 2019-22 - ntop.org
+--
+
+-- ##############################################
+
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+package.path = dirs.installdir .. "/scripts/lua/modules/check_templates/?.lua;" .. package.path
+
+-- Import the classes library.
+local classes = require "classes"
+-- Make sure to import the Superclass!
+local check_template = require "check_template"
+
+-- ##############################################
+
+local multi_threshold_cross = classes.class(check_template)
+
+-- ##############################################
+
+multi_threshold_cross.meta = {
+}
+
+-- ##############################################
+
+-- @brief Prepare an instance of the template
+-- @return A table with the template built
+function multi_threshold_cross:init(check)
+   -- Call the parent constructor
+   self.super:init(check)
+end
+
+-- #######################################################
+
+function multi_threshold_cross:parseConfig(conf)
+  return true, conf
+end
+
+-- #######################################################
+
+function multi_threshold_cross:describeConfig(hooks_conf)
+  local configured_threshold = hooks_conf.all.script_conf
+  local msg = ''
+
+  for field, value in pairs(configured_threshold) do
+    msg = msg .. i18n(field) .. ": " .. value.threshold .. "%, " 
+  end
+
+  return msg
+end
+
+-- #######################################################
+
+return multi_threshold_cross