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--
-- (C) 2019-22 - ntop.org
--
-- ##############################################
local flow_alert_keys = require "flow_alert_keys"
-- Import the classes library.
local classes = require "classes"
-- Make sure to import the Superclass!
local alert = require "alert"
local json = require "dkjson"
-- ##############################################
local alert_lateral_movement = classes.class(alert)
-- ##############################################
alert_lateral_movement.meta = {
alert_key = flow_alert_keys.flow_alert_lateral_movement,
i18n_title = "alerts_dashboard.lateral_movement",
icon = "fas fa-fw fa-arrows-alt-h",
}
-- ##############################################
-- @brief Prepare an alert table used to generate the alert
-- @return A table with the alert built
function alert_lateral_movement:init()
-- Call the parent constructor
self.super:init()
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_lateral_movement.format(ifid, alert, alert_type_params)
-- Extracting info field
local info = ""
local href = ""
local flow_infos = {
host = alert["cli_ip"],
l7proto = ternary(tonumber(alert["l7_proto"]) ~= 0, alert["l7_proto"], alert["l7_master_proto"]),
vlan_id = alert["vlan_id"]
}
if alert.json then
info = json.decode(alert["json"])
if not isEmptyString(info["info"]) then
info = "[" .. info["info"] .. "]"
else
info = ""
end
end
if ntop.isEnterprise() and ntop.isAdministrator() then
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/pro/scripts/lua/enterprise/modules/?.lua;" .. package.path
local graph_map_utils = require("graph_map_utils")
href = '<a href="' .. graph_map_utils.getMapUrl(flow_infos, interface.getId(), 'service_map', 'graph') .. '"><i class="fas fa-lg fa-concierge-bell"></i></a>'
end
return(i18n("alerts_dashboard.lateral_movement_descr", { info = info, href = href }))
end
-- #######################################################
return alert_lateral_movement
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