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Allows alert modules to be run only at given periodicities

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This commit is contained in:
Simone Mainardi 2019-07-15 12:26:50 +02:00
parent 374eebdccf
commit e890786d91
4 changed files with 25 additions and 8 deletions
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27
scripts/lua/modules/alerts_api.lua
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@ -428,24 +428,41 @@ end
-- ##############################################
function alerts.load_check_modules(subdir)
function alerts.load_check_modules(subdir, str_granularity)
local checks_dir = os_utils.fixPath(ALERT_CHECKS_MODULES_BASEDIR .. "/" .. subdir)
local available_modules = {}
package.path = checks_dir .. "/?.lua;" .. package.path
for fname in pairs(ntop.readdir(checks_dir)) do
if(ends(fname, ".lua")) then
if ends(fname, ".lua") then
local modname = string.sub(fname, 1, string.len(fname) - 4)
local check_module = require(modname)
if(check_module.check_function ~= nil) then
available_modules[modname] = check_module
if check_module.check_function then
if check_module.granularity then
-- When the module specify one or more granularities
-- at which checks have to be run, the module is only
-- loaded after checking the granularity
for _, gran in pairs(check_module.granularity) do
if gran == str_granularity then
available_modules[modname] = check_module
break
end
end
else
-- When no granularity is explicitly specified
-- in the module, then the check it is assumed to
-- be run for every granularity and the module is
-- always loaded
available_modules[modname] = check_module
end
end
end
end
return(available_modules)
return available_modules
end
-- ##############################################