mirror of
https://github.com/ntop/ntopng.git
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136 lines
No EOL
3.5 KiB
Lua
136 lines
No EOL
3.5 KiB
Lua
--
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-- (C) 2020-21 - ntop.org
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--
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local rest_utils = require("rest_utils")
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local json = require("dkjson")
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local callback_utils = require("callback_utils")
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local behavior_utils = {}
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local redis_key = "changed_behavior_learning_setup"
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local behavior_maps_key = "ntopng.prefs.is_behaviour_analysis_enabled"
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local behavior_mac_ip_mapping = "ntopng.cache.mac_ip_mapping"
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local mac_ip_table = {}
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local SEC_BEFORE_EXPIRE = 420 -- 7 mins
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-- ##############################################
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local behavior_table = {
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asn = {
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page_path = "/lua/as_details.lua",
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timeseries_id = "asn",
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schema_id = "asn",
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page = "historical",
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},
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network = {
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page_path = "/lua/network_details.lua",
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timeseries_id = "network",
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schema_id = "subnet",
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page = "historical",
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},
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l7 = {
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page_path = "/lua/if_stats.lua",
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schema_id = "iface",
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page = "historical",
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type_of_behavior = "ndpi",
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}
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}
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-- ##############################################
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function behavior_utils.get_behavior_timeseries_utils(family_key)
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return behavior_table[family_key]
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end
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-- ##############################################
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function behavior_utils.change_behavior_learning_status()
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-- Set the redis key for the restart
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ntop.setCache(redis_key, true)
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rest_utils.answer(rest_utils.consts.success.ok, res)
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end
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-- ##############################################
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function behavior_utils.restart_required()
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if ntop.getCache(redis_key) == '' then
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return false
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end
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return true
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end
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-- ##############################################
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function behavior_utils.reset()
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if ntop.getCache(redis_key) ~= '' then
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ntop.delCache(redis_key)
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end
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end
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local maps_utils = {}
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-- ##############################################
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local function areMapsEnabled()
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return(ntop.isEnterpriseL() and ntop.isAdministrator() and (ntop.getPref(behavior_maps_key) == "1"))
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end
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-- ##############################################
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function behavior_utils.mapMacIp(hostname, hoststats)
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if not mac_ip_table[hoststats["mac"]] then
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mac_ip_table[hoststats["mac"]] = {}
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end
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mac_ip_table[hoststats["mac"]][#mac_ip_table[hoststats["mac"]] + 1] = hostname
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end
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-- ##############################################
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function behavior_utils.updateMacs()
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mac_ip_table = {}
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callback_utils.foreachLocalHost(interface.getName(), behavior_utils.mapMacIp)
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ntop.setCache(behavior_mac_ip_mapping, json.encode(mac_ip_table), SEC_BEFORE_EXPIRE)
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return mac_ip_table
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end
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-- ##############################################
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function behavior_utils.getMacs()
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mac_ip_table = ntop.getCache(behavior_mac_ip_mapping)
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if not isEmptyString(mac_ip_table) then
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return json.decode(mac_ip_table)
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end
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return {}
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end
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-- ##############################################
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-- Returns two bools value, one for service map and the other for periodicity map
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function behavior_utils.mapsAvailable()
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local service_map_available = false
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local periodic_map_available = false
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if areMapsEnabled() then
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local service_map = interface.serviceMap(nil, 0, 0, false, 0, '') or {}
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local periodicity_map = interface.periodicityMap(nil, 0, 0, false, 0, '') or {}
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if service_map and (table.len(service_map) > 0) then
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service_map_available = true
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end
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if periodicity_map and (table.len(periodicity_map) > 0) then
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periodic_map_available = true
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end
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end
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return service_map_available, periodic_map_available
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end
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-- ##############################################
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return behavior_utils |