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Implements alert exclusions for hosts, interfaces, local networks

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This commit is contained in:
Simone Mainardi 2021-02-23 15:36:14 +01:00
parent b65cbf079d
commit 696bcb33e5
11 changed files with 119 additions and 29 deletions
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22
scripts/lua/modules/alerts_api.lua
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@ -26,8 +26,9 @@ local str_2_periodicity = {
}
local known_alerts = {}
local current_script = nil
local current_configset_id = nil
local current_script
local current_configsets -- The configsets used for the generation of this alert obtained with user_scripts.getConfigsets()
local current_configset_id -- The id of the configuration among the `currentconfigsets` used to generate this alert
-- ##############################################
@ -170,6 +171,8 @@ end
--! @param when (optional) the time when the release event occurs
--! @return true if the alert was successfully stored, false otherwise
function alerts_api.store(entity_info, type_info, when)
local user_scripts = require "user_scripts"
if(not areAlertsEnabled()) then
return(false)
end
@ -206,6 +209,18 @@ function alerts_api.store(entity_info, type_info, when)
addAlertPoolInfo(entity_info, alert_to_store)
-- Subdir equals the entity id, e.g., "host", "interface", etc.
local cur_subdir = alert_consts.alertEntityRaw(entity_info.alert_entity.entity_id)
-- Check if the alert has a filter and thus should not be generated
local cur_filters = user_scripts.getFiltersById(current_configsets, current_configset_id, cur_subdir)
if current_script and current_script.key and cur_filters then
if user_scripts.matchExcludeFilter(cur_filters, current_script, cur_subdir, alert_to_store) then
-- This alert is matching an exclusion filter. return, and do anything
return
end
end
if(entity_info.alert_entity.entity_id == alert_consts.alertEntity("host")) then
-- NOTE: for engaged alerts this operation is performed during trigger in C
@ -728,8 +743,9 @@ end
-- ##############################################
function alerts_api.invokeScriptHook(user_script, configset_id, hook_fn, p1, p2, p3)
function alerts_api.invokeScriptHook(user_script, configsets, configset_id, hook_fn, p1, p2, p3)
current_script = user_script
current_configsets = configsets
current_configset_id = configset_id
return(hook_fn(p1, p2, p3))