Initial work to implement user script templates

scripts/lua/modules/user_script_templates/long_lived.lua

@@ -0,0 +1,65 @@
+--
+-- (C) 2019-21 - ntop.org
+--
+
+-- ##############################################
+
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+package.path = dirs.installdir .. "/scripts/lua/modules/user_script_templates/?.lua;" .. package.path
+
+-- Import the classes library.
+local classes = require "classes"
+-- Make sure to import the Superclass!
+local user_script_template = require "user_script_template"
+local http_lint = require "http_lint"
+
+-- ##############################################
+
+local long_lived = classes.class(user_script_template)
+
+-- ##############################################
+
+long_lived.meta = {
+}
+
+-- ##############################################
+
+-- @brief Prepare an instance of the template
+-- @return A table with the template built
+function long_lived:init()
+   -- Call the parent constructor
+   self.super:init()
+end
+
+-- #######################################################
+
+function long_lived:parseConfig(script, conf)
+  if(tonumber(conf.min_duration) == nil) then
+    return false, "bad min_duration value"
+  end
+
+  return http_lint.validateListItems(script, conf)
+end
+
+-- #######################################################
+
+function long_lived:describeConfig(script, hooks_conf)
+  if not hooks_conf.all then
+    return '' -- disabled, nothing to show
+  end
+
+  local conf = hooks_conf.all.script_conf
+  local msg = i18n("user_scripts.long_lived_flows_descr", {
+    duration = secondsToTime(conf.min_duration),
+  })
+
+  if(not table.empty(conf.items)) then
+    msg = msg .. ". " .. i18n("user_scripts.exceptions", {exceptions = table.concat(conf.items, ', ')})
+  end
+
+  return(msg)
+end
+
+-- #######################################################
+
+return long_lived