ntopng/scripts/lua/modules/alert_definitions/alert_too_many_drops.lua
Simone Mainardi 2739aac076 Implements alert builders for each alert definition
[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
2020-04-24 15:35:44 +02:00

44 lines
1.6 KiB
Lua

--
-- (C) 2019-20 - ntop.org
--
local alert_keys = require "alert_keys"
-- #######################################################
-- @brief Prepare an alert table used to generate the alert
-- @param alert_severity A severity as defined in `alert_consts.alert_severities`
-- @param alert_granularity A granularity as defined in `alert_consts.alerts_granularities`
-- @param drops The number of dropped packets
-- @param drop_perc The percentage of dropped packets with reference to the total number of packets (recevied + dropped)
-- @param threshold A number indicating the threshold compared with `drop_perc`
-- @return A table with the alert built
local function buildTooManyDrops(alert_severity, alert_granularity, drops, drop_perc, threshold)
return({
alert_severity = alert_severity,
alert_granularity = alert_granularity,
alert_type_params = {
drops = drops, drop_perc = drop_perc, edge = threshold,
},
})
end
-- #######################################################
local function formatTooManyPacketDrops(ifid, alert, threshold_info)
local alert_consts = require("alert_consts")
local entity = alert_consts.formatAlertEntity(ifid, alert_consts.alertEntityRaw(alert["alert_entity"]), alert["alert_entity_val"])
local max_drop_perc = threshold_info.threshold or 0
return(i18n("alert_messages.too_many_drops", {iface = entity, max_drops = max_drop_perc}))
end
-- #######################################################
return {
alert_key = alert_keys.ntopng.alert_too_many_drops,
i18n_title = "alerts_dashboard.too_many_drops",
icon = "fas fa-tint",
i18n_description = formatTooManyPacketDrops,
builder = buildTooManyDrops
}