ntopng/scripts/lua/modules/scripts_triggers.lua
2022-01-03 09:42:33 +01:00

139 lines
3.9 KiB
Lua

--
-- (C) 2014-22 - ntop.org
--
-- Absolutely don't put require inside this file.
-- It is born to do fast checks, to avoid slowing down
-- periodics checks and callbacks.
--
scripts_triggers = {}
-- ###########################################
function scripts_triggers.aggregateHttp()
if (ntop.getCache("ntopng.prefs.http_traffic_dump")) then
return true
end
return false
end
-- ###########################################
function scripts_triggers.midnightStatsResetEnabled()
if (ntop.getPref("ntopng.prefs.midnight_stats_reset_enabled") == "1") then
return true
end
return false
end
-- ###########################################
function scripts_triggers.isDumpFlowToSQLEnabled(ifstats)
local prefs = ntop.getPrefs()
if prefs["is_dump_flows_to_mysql_enabled"] then
return true
end
return false
end
-- ###########################################
function scripts_triggers.isRecordingAvailable()
local is_available_key = "ntopng.cache.traffic_recording_available"
if(ntop.isAdministrator() and (ntop.getCache(is_available_key) == "1")) then
return true
end
return false
end
-- ###########################################
function scripts_triggers.isRrdCreationEnabled()
if(ntop.getPref("ntopng.prefs.internals_rrd_creation") == "1") then
return true
end
return false
end
-- ###########################################
function scripts_triggers.isRrdInterfaceCreation()
if(ntop.getPref("ntopng.prefs.interface_rrd_creation") ~= "0") then
return true
end
return false
end
-- ###########################################
function scripts_triggers.hasHighResolutionTs()
local active_driver = ntop.getPref("ntopng.prefs.timeseries_driver")
-- High resolution timeseries means dumping the host timeseries
-- every 60 seconds instead of 300 seconds.
return((active_driver == "influxdb") and
(ntop.getPref("ntopng.prefs.ts_resolution") ~= "300"))
end
-- ###########################################
function scripts_triggers.checkReloadLists()
if((ntop.getCache("ntopng.cache.download_lists_utils") == "1") or (ntop.getCache("ntopng.cache.reload_lists_utils") == "1")) then
return(true)
else
return(false)
end
end
-- ###########################################
function scripts_triggers.checkReloadPlugins(when)
local demo_ends_at = ntop.getInfo()["pro.demo_ends_at"]
local time_delta = demo_ends_at - when
local plugins_reloaded = false
-- tprint({time_delta = time_delta, demo_ends_at = demo_ends_at, when = when, is_pro = ntop.isPro()})
if ntop.getCache('ntopng.cache.force_reload_plugins') == '1' then
-- Check and possibly reload plugins after a user has changed (e.g., applied or removed) a license
-- from the web user interface (page about.lua)
local plugins_utils = require "plugins_utils"
ntop.delCache('ntopng.cache.force_reload_plugins')
plugins_utils.loadPlugins(not ntop.isPro() --[[ reload only community if license is not pro --]])
plugins_reloaded = true
elseif demo_ends_at and demo_ends_at > 0 and time_delta <= 10 and ntop.isPro() and not ntop.hasPluginsReloaded() then
-- Checks and possibly reload plugins for demo licenses. In case of demo licenses,
-- if within 10 seconds from the license expirations, a plugin reload is executed only for the community plugins
local plugins_utils = require "plugins_utils"
plugins_utils.loadPlugins(true --[[ reload only community plugins --]])
plugins_reloaded = true
end
if plugins_reloaded then
ntop.reloadPlugins()
end
end
-- ###########################################
function scripts_triggers.arePrefsChanged()
local prefs_changed_key = "ntopng.cache.prefs_changed"
if(ntop.getCache(prefs_changed_key) == "1") then
return(true)
else
return(false)
end
end
-- ###########################################
return scripts_triggers