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83 lines
2.8 KiB
Lua
83 lines
2.8 KiB
Lua
--
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-- (C) 2019-22 - ntop.org
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--
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-- ##############################################
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local flow_alert_keys = require "flow_alert_keys"
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-- Import the classes library.
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local classes = require "classes"
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-- Make sure to import the Superclass!
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local alert = require "alert"
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local json = require "dkjson"
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-- ##############################################
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local alert_periodicity_changed = classes.class(alert)
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-- ##############################################
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alert_periodicity_changed.meta = {
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alert_key = flow_alert_keys.flow_alert_periodicity_changed,
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i18n_title = "alerts_dashboard.alert_periodicity_update",
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icon = "fas fa-fw fa-arrows-alt-h",
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}
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-- ##############################################
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-- @brief Prepare an alert table used to generate the alert
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-- @return A table with the alert built
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function alert_periodicity_changed:init()
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-- Call the parent constructor
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self.super:init()
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self.alert_type_params = {
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}
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end
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-- #######################################################
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-- @brief Format an alert into a human-readable string
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-- @param ifid The integer interface id of the generated alert
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-- @param alert The alert description table, including alert data such as the generating entity, timestamp, granularity, type
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-- @param alert_type_params Table `alert_type_params` as built in the `:init` method
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-- @return A human-readable string
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function alert_periodicity_changed.format(ifid, alert, alert_type_params)
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-- Extracting info field
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local info = ""
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local href = ""
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local flow_infos = {
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host = alert["cli_ip"],
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l7proto = ternary(tonumber(alert["l7_proto"]) ~= 0, alert["l7_proto"], alert["l7_master_proto"]),
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vlan_id = alert["vlan_id"]
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}
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if alert.json then
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info = json.decode(alert["json"])
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if not isEmptyString(info["info"]) then
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info = "[" .. info["info"] .. "]"
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else
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info = ""
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end
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end
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if ntop.isEnterprise() and ntop.isAdministrator() then
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local dirs = ntop.getDirs()
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package.path = dirs.installdir .. "/pro/scripts/lua/enterprise/modules/?.lua;" .. package.path
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local graph_map_utils = require("graph_map_utils")
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href = '<a href="' .. graph_map_utils.getMapUrl(flow_infos, interface.getId(), 'periodicity_map', 'graph') .. '"><i class="fas fa-lg fa-clock"></i></a>'
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end
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if alert_type_params.is_periodic then
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return(i18n("alerts_dashboard.periodicity_is_periodic_descr", { info = info, href = href }))
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elseif alert_type_params.is_aperiodic then
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return(i18n("alerts_dashboard.periodicity_is_aperiodic_descr", { info = info, href = href }))
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else
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return(i18n("alerts_dashboard.periodicity_changed_descr", { info = info, href = href }))
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end
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end
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-- #######################################################
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return alert_periodicity_changed
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