mirror of
https://github.com/ntop/ntopng.git
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320 lines
11 KiB
Lua
320 lines
11 KiB
Lua
--
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-- (C) 2019-24 - ntop.org
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--
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require "ntop_utils"
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-- ###########################################
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-- NOTE: '~= "0"' is used for prefs which are enabled by default
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function areInterfaceTimeseriesEnabled(ifid)
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return ((ntop.getPref("ntopng.prefs.interface_rrd_creation") ~= "0"))
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end
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-- ###########################################
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-- Check If ASN Mode is enable
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function isASNModeEnabled()
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local is_zmq_interface = toboolean(interface.isZMQInterface())
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return toboolean((ntop.getPref("ntopng.prefs.toggle_asn_mode") ~= "0") and (is_zmq_interface))
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end
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-- ###########################################
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function areInterfaceL7TimeseriesEnabled(ifid)
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local l7proto_ts = ntop.getPref("ntopng.prefs.interface_ndpi_timeseries_creation")
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return (areInterfaceTimeseriesEnabled(ifid) and
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(l7proto_ts ~= "per_category" and l7proto_ts ~= "none"))
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end
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-- ###########################################
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function areInterfaceCategoriesTimeseriesEnabled(ifid)
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local rv = ntop.getPref("ntopng.prefs.interface_ndpi_timeseries_creation")
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-- note: categories are disabled by default
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return (areInterfaceTimeseriesEnabled(ifid) and
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((rv == "per_category") or (rv == "both")))
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end
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-- ###########################################
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function areHostTimeseriesEnabled()
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local rv = ntop.getPref("ntopng.prefs.hosts_ts_creation")
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if isEmptyString(rv) then rv = "light" end
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return ((rv == "light") or (rv == "full"))
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end
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-- ###########################################
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function areHostL7TimeseriesEnabled(ifid)
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local rv = ntop.getPref("ntopng.prefs.host_ndpi_timeseries_creation")
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-- note: host protocols are disabled by default
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return ((ntop.getPref("ntopng.prefs.hosts_ts_creation") == "full") and
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((rv == "per_protocol") or (rv == "both")))
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end
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-- ###########################################
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function areHostCategoriesTimeseriesEnabled(ifid)
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local rv = ntop.getPref("ntopng.prefs.host_ndpi_timeseries_creation")
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-- note: host protocols are disabled by default
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return ((ntop.getPref("ntopng.prefs.hosts_ts_creation") == "full") and
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((rv == "per_category") or (rv == "both")))
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end
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-- ###########################################
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function areSystemTimeseriesEnabled()
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return (ntop.getPref("ntopng.prefs.system_probes_timeseries") ~= "0")
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end
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-- ###########################################
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function areExportersTimeseriesPerApplicationEnabled()
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return ((ntop.getPref("ntopng.prefs.exporters_ndpi_ts_creation") or "") ==
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"per_protocol")
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end
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-- ###########################################
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function areHostPoolsTimeseriesEnabled(ifid)
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return (ntop.isPro() and
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(ntop.getPref("ntopng.prefs.host_pools_rrd_creation") == "1"))
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end
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-- ###########################################
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function areASTimeseriesEnabled(ifid)
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return (ntop.getPref("ntopng.prefs.asn_rrd_creation") == "1")
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end
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-- ###########################################
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function areInternalTimeseriesEnabled(ifid)
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-- NOTE: no separate preference so far
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return (areSystemTimeseriesEnabled())
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end
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-- ###########################################
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function areCountryTimeseriesEnabled(ifid)
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return ((ntop.getPref("ntopng.prefs.country_rrd_creation") == "1"))
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end
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-- ###########################################
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function areOSTimeseriesEnabled(ifid)
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return ((ntop.getPref("ntopng.prefs.os_rrd_creation") == "1"))
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end
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-- ###########################################
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function areVlanTimeseriesEnabled(ifid)
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return (ntop.getPref("ntopng.prefs.vlan_rrd_creation") == "1")
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end
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-- ###########################################
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function areMacsTimeseriesEnabled(ifid)
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return (ntop.getPref("ntopng.prefs.l2_device_rrd_creation") == "1")
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end
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-- ###########################################
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function areContainersTimeseriesEnabled(ifid)
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-- NOTE: no separate preference so far
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return (true)
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end
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-- ###########################################
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function areSnmpTimeseriesEnabled()
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return (ntop.getPref("ntopng.prefs.snmp_devices_rrd_creation") == "1")
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end
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-- ###########################################
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function areFlowdevTimeseriesEnabled()
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return (ntop.getPref("ntopng.prefs.flow_device_port_rrd_creation") == "1")
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end
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-- ###########################################
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function highExporterTimeseriesResolution()
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return (ntop.getPref("ntopng.prefs.exporters_ts_resolution") == "60")
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end
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-- ###########################################
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function areAlertsEnabled()
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if (__alert_enabled == nil) then
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-- Not too nice as changes will be read periodically as new VMs are reloaded
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-- but at least we avoid breaking up the performance
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__alert_enabled =
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(ntop.getPref("ntopng.prefs.disable_alerts_generation") ~= "1")
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end
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return (__alert_enabled)
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end
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-- ##########################################
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function get5MinTSConfig()
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local config = {}
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config.host_ts_creation = ntop.getPref("ntopng.prefs.hosts_ts_creation")
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config.host_ndpi_timeseries_creation = ntop.getPref(
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"ntopng.prefs.host_ndpi_timeseries_creation")
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config.l2_device_rrd_creation = ntop.getPref(
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"ntopng.prefs.l2_device_rrd_creation")
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config.l2_device_ndpi_timeseries_creation = ntop.getPref(
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"ntopng.prefs.l2_device_ndpi_timeseries_creation")
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config.flow_devices_rrd_creation = ntop.getPref(
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"ntopng.prefs.flow_device_port_rrd_creation")
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config.host_pools_rrd_creation = ntop.getPref(
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"ntopng.prefs.host_pools_rrd_creation")
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config.snmp_devices_rrd_creation = ntop.getPref(
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"ntopng.prefs.snmp_devices_rrd_creation")
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config.asn_rrd_creation = ntop.getPref("ntopng.prefs.asn_rrd_creation")
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config.obs_point_rrd_creation = ntop.getPref(
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"ntopng.prefs.observation_points_rrd_creation")
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config.country_rrd_creation = ntop.getPref(
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"ntopng.prefs.country_rrd_creation")
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config.os_rrd_creation = ntop.getPref("ntopng.prefs.os_rrd_creation")
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config.vlan_rrd_creation = ntop.getPref("ntopng.prefs.vlan_rrd_creation")
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config.ndpi_flows_timeseries_creation = ntop.getPref(
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"ntopng.prefs.ndpi_flows_rrd_creation")
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config.interface_ndpi_timeseries_creation = ntop.getPref(
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"ntopng.prefs.interface_ndpi_timeseries_creation")
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-- ########################################################
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-- Populate some defaults
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if (tostring(config.flow_devices_rrd_creation) == "1" and
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ntop.isEnterpriseM() == false) then
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config.flow_devices_rrd_creation = "0"
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end
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if (tostring(config.snmp_devices_rrd_creation) == "1" and
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not (ntop.isEnterpriseM() or ntop.isnEdgeEnterprise())) then
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config.snmp_devices_rrd_creation = "0"
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end
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-- Local hosts RRD creation is on, with no nDPI rrd creation
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if isEmptyString(config.host_ts_creation) then
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config.host_ts_creation = "light"
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end
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if isEmptyString(config.host_ndpi_timeseries_creation) then
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config.host_ndpi_timeseries_creation = "none"
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end
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-- Devices RRD creation is OFF, as OFF is the nDPI rrd creation
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if isEmptyString(config.l2_device_rrd_creation) then
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config.l2_device_rrd_creation = "0"
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end
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if isEmptyString(config.l2_device_ndpi_timeseries_creation) then
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config.l2_device_ndpi_timeseries_creation = "none"
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end
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-- Interface RRD creation is on, with per-protocol nDPI, Pref used by Observation Points
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if isEmptyString(config.interface_ndpi_timeseries_creation) then
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config.interface_ndpi_timeseries_creation = "per_protocol"
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end
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return config
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end
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-- ###########################################
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-- This function returns true if the ndpi timeseries for the interface
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-- are requested with bytes_sent and rcvd, otherwise returns false
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function ifaceFullnDPITs()
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return (ntop.getPref("ntopng.prefs.split_ts_direction") == "rx_tx")
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end
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function getIfacenDPITsName()
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local full_ts = ifaceFullnDPITs()
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local id = 'iface:ndpi'
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if full_ts then id = 'iface:ndpi_full' end
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return id
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end
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-- ###########################################
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function getMinTSConfig()
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local config = {}
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local prefs = ntop.getPrefs() -- runtime ntopng preferences
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config.interface_ndpi_timeseries_creation = ntop.getPref(
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"ntopng.prefs.interface_ndpi_timeseries_creation")
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config.ndpi_flows_timeseries_creation = ntop.getPref(
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"ntopng.prefs.ndpi_flows_rrd_creation")
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config.internals_rrd_creation = ntop.getPref(
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"ntopng.prefs.internals_rrd_creation") ==
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"1"
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config.is_dump_flows_enabled = ntop.getPrefs()["is_dump_flows_enabled"]
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config.flow_devices_rrd_creation = ntop.getPref(
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"ntopng.prefs.flow_device_port_rrd_creation")
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config.interface_ndpi_timeseries_full = ifaceFullnDPITs()
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-- Interface RRD creation is on, with per-protocol nDPI
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if isEmptyString(config.interface_ndpi_timeseries_creation) then
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config.interface_ndpi_timeseries_creation = "per_protocol"
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end
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return config
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end
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-- ##############################################
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-- Get from redis the throughput type bps or pps
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function getThroughputType()
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local throughput_type = ntop.getCache("ntopng.prefs.thpt_content")
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if throughput_type == "" then throughput_type = "bps" end
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return throughput_type
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end
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-- ##############################################
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function hasClickHouseSupport()
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if not ntop.isClickHouseEnabled() then return false end
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local auth = require "auth"
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if not (ntop.isPro() or ntop.isnEdgeEnterprise()) or ntop.isWindows() then
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return false
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end
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-- Don't allow historical flows for unauthorized users
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if not auth.has_capability(auth.capabilities.historical_flows) 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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-- NOTE: global nindex support may be enabled but some disable on some interfaces
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function interfaceHasClickHouseSupport()
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require "check_redis_prefs"
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return hasClickHouseSupport()
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end
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-- ##############################################
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function isAllowedSystemInterface()
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return ntop.isAllowedInterface(tonumber(getSystemInterfaceId()))
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end
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-- ##############################################
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function areNewInterfacesExcludedFromUsage()
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local excluded = ntop.getCache(
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"ntopng.prefs.toggle_snmp_excluded_from_usage")
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if not isEmptyString(excluded) or excluded == "0" then return true end
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end
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