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2739aac076
[AlertsK] Implements alert consts builder [AlertsK] alert_threshold_cross.lua [AlertsK] too_many_drops.lua [AlertsK] alert_test_failed.lua [AlertsK] alert_flows_flood.lua alert_tcp_syn_flood.lua lert_tcp_syn_scan.lua [AlertsK] alert_snmp_topology_changed.lua [AlertsK] snmp_device_reset.lua [AlertsK] alert_slow_periodic_activity.lua [AlertsK] alert_port_status_change.lua [AlertsK] alert_port_status_change.lua [AlertsK] alert_port_load_threshold_exceeded.lua [AlertsK] alert_port_errors.lua [AlertsK] alert_port_duplexstatus_change.lua [AlertsK] alert_periodic_activity_not_executed.lua [AlertsK] alert_misbehaving_flows_ratio.lua [AlertsK] alert_influxdb_error.lua [AlertsK] alert_influxdb_dropped_points.lua [AlertsK] alert_dropped_alerts.lua [AlertsK] alert_am_threshold_cross.lua [AlertsK] alert_broadcast_domain_too_large.lua [AlertsK] alert_device_connection.lua [AlertsK] alert_device_connection.lua [AlertsK] alert_host_pool_connection.lua alert_host_pool_disconnection.lua [AlertsK] alert_ghost_network.lua [AlertsK] alert_ip_outsite_dhcp_range.lua [AlertsK] alert_list_download_failed.lua [AlertsK] alert_login_failed.lua [AlertsK] alert_mac_ip_association_change.lua [AlertsK] alert_slow_purge.lua [AlertsK] alert_request_reply_ratio.lua [AlertsK] alert_quota_exceeded.lua [AlertsK] alert_process_notification.lua [AlertsK] alert_nfq_flushed.lua [AlertsK] alert_misconfigured_app.lua alert_new_device.lua [AlertsK] alert_influxdb_export_failure.lua [AlertsK] alert_unresponsive_device.lua [AlertsK] alert_user_activity.lua [AlertsK] alert_user_script_calls_drops.lua [AlertsK] minor fix
58 lines
1.5 KiB
Lua
58 lines
1.5 KiB
Lua
--
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-- (C) 2019-20 - ntop.org
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--
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local user_scripts = require("user_scripts")
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local alerts_api = require("alerts_api")
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local alert_consts = require("alert_consts")
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local script = {
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-- Script category
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category = user_scripts.script_categories.internals,
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-- This script is only for alerts generation
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is_alert = true,
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-- See below
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hooks = {},
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gui = {
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i18n_title = "internals.alert_drops",
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i18n_description = "internals.alert_drops_descr",
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},
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}
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-- #################################################################
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function script.hooks.min(params)
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local available_interfaces = interface.getIfNames()
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-- Add the system interface id
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available_interfaces[getSystemInterfaceId()] = getSystemInterfaceName()
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for _, iface in pairs(available_interfaces) do
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interface.select(iface)
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local new_dropped_alerts = interface.checkDroppedAlerts()
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local alert_type = alert_consts.alert_types.alert_dropped_alerts.builder(
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alert_consts.alert_severities.error,
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alert_consts.alerts_granularities.min,
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interface.getId(),
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new_dropped_alerts
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)
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-- Note: required for the trigger/release below
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interface.select(getSystemInterfaceId())
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if(new_dropped_alerts > 0) then
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alerts_api.trigger(params.alert_entity, alert_type, nil, params.cur_alerts)
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else
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alerts_api.release(params.alert_entity, alert_type, nil, params.cur_alerts)
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end
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end
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end
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-- #################################################################
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return script
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