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Host alerts migration to new api

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This commit is contained in:
emanuele-f 2019-07-09 12:35:32 +02:00
parent ad5113cee0
commit ecdf88b8a0
8 changed files with 879 additions and 532 deletions
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30
scripts/callbacks/interface/alerts/host.lua
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@ -9,13 +9,13 @@ require "alert_utils"
alerts_api = require("alerts_api")
local do_trace = true
local do_trace = false
local config_alerts = nil
local ifname = nil
-- The function below ia called once (#pragma once)
function setup(str_granularity)
print("alert.lua:setup("..str_granularity..") called\n")
if(do_trace) then print("alert.lua:setup("..str_granularity..") called\n") end
ifname = interface.setActiveInterfaceId(tonumber(interface.getId()))
config_alerts = getHostsConfiguredAlertThresholds(ifname, str_granularity)
@ -41,7 +41,7 @@ local function checkHostAlertsThreshold(host_key, host_info, granularity, num_gr
threshold_num_gran = num_granularity
h_info = host_info
print("[Alert @ "..granularity.."] ".. host_key .." ["..function_name.."]\n")
if(do_trace) then print("[Alert @ "..granularity.."] ".. host_key .." ["..function_name.."]\n") end
if(true) then
-- This is where magic happens: load() evaluates the string
@ -54,8 +54,6 @@ local function checkHostAlertsThreshold(host_key, host_info, granularity, num_gr
if ok then
local alarmed = false
local host_alert = alerts_api:newAlert({ entity = "host", type = "threshold_cross", severity = "error" })
if(do_trace) then print("Execution OK. value: "..tostring(value)..", operator: "..threshold_operator..", threshold: "..threshold_value.."]\n") end
threshold_value = tonumber(threshold_value)
@ -67,16 +65,18 @@ local function checkHostAlertsThreshold(host_key, host_info, granularity, num_gr
end
if(alarmed) then
if(host.storeTriggeredAlert(alert_key_name, num_granularity)) then
-- IMPORTANT: uncommenting the line below break all
-- host_alert:trigger(host_key, "Host "..host_key.." crossed threshold "..metric_name)
print("Trigger alert [value: "..tostring(value).."]\n")
end
if(do_trace) then print("Trigger alert [value: "..tostring(value).."]\n") end
alerts_api.new_trigger(
alerts_api.hostAlertEntity(host_key),
alerts_api.thresholdCrossType(granularity, function_name, value, threshold_operator, threshold_value)
)
else
if(host.releaseTriggeredAlert(alert_key_name, num_granularity)) then
print("DON'T trigger alert [value: "..tostring(value).."]\n")
-- host_alert:release(host_key)
end
if(do_trace) then print("DON'T trigger alert [value: "..tostring(value).."]\n") end
alerts_api.new_release(
alerts_api.hostAlertEntity(host_key),
alerts_api.thresholdCrossType(granularity, function_name, value, threshold_operator, threshold_value)
)
end
else
if(do_trace) then print("Execution error: "..tostring(rc).."\n") end
@ -86,7 +86,7 @@ local function checkHostAlertsThreshold(host_key, host_info, granularity, num_gr
end
end
print("=============\n")
if(do_trace) then print("=============\n") end
end
end