Removed no more used checks (#8235)

attic/scripts/lua/plugins/alert_slow_purge.lua

@@ -0,0 +1,70 @@
+--
+-- (C) 2019-24 - ntop.org
+--
+
+-- ##############################################
+
+local other_alert_keys = require "other_alert_keys"
+
+local format_utils = require "format_utils"
+-- Import the classes library.
+local classes = require "classes"
+-- Make sure to import the Superclass!
+local alert = require "alert"
+local alert_entities = require "alert_entities"
+
+-- ##############################################
+
+local alert_slow_purge = classes.class(alert)
+
+-- ##############################################
+
+alert_slow_purge.meta = {
+  alert_key = other_alert_keys.alert_slow_purge,
+  i18n_title = "alerts_dashboard.slow_purge",
+  icon = "fas fa-fw fa-exclamation",
+  entities = {
+    alert_entities.system
+  },
+}
+
+-- ##############################################
+
+-- @brief Prepare an alert table used to generate the alert
+-- @param idle Number of entries in state idle
+-- @param idle_perc Fraction of entries in state idle, with reference to the total number of entries (idle + active)
+-- @param threshold Threshold compared against idle_perc
+-- @return A table with the alert built
+function alert_slow_purge:init(idle, idle_perc, threshold)
+   -- Call the parent constructor
+   self.super:init()
+
+   self.alert_type_params = {
+    idle = idle,
+    idle_perc = idle_perc,
+    edge = threshold,
+   }
+end
+
+-- #######################################################
+
+-- @brief Format an alert into a human-readable string
+-- @param ifid The integer interface id of the generated alert
+-- @param alert The alert description table, including alert data such as the generating entity, timestamp, granularity, type
+-- @param alert_type_params Table `alert_type_params` as built in the `:init` method
+-- @return A human-readable string
+function alert_slow_purge.format(ifid, alert, alert_type_params)
+  local alert_consts = require("alert_consts")
+  local entity = alert_consts.formatAlertEntity(ifid, alert_consts.alertEntityRaw(alert["entity_id"]), alert["entity_val"])
+  local max_idle_perc = format_utils.round(alert_type_params.edge or 0, 0)
+  local actual_idle_perc = format_utils.round(alert_type_params.idle_perc or 0, 0)
+
+  return(i18n("alert_messages.slow_purge", {
+    iface = entity, idle = actual_idle_perc, max_idle = max_idle_perc,
+    url = ntop.getHttpPrefix() .. "/lua/if_stats.lua?ifid=" .. ifid .. "&page=internals",
+  }))
+end
+
+-- #######################################################
+
+return alert_slow_purge