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Move callbacks scripts into separate tab

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This commit is contained in:
emanuele-f 2019-10-04 10:46:08 +02:00
parent 7c2898abe8
commit bee1efdded
46 changed files with 237 additions and 177 deletions
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72
scripts/callbacks/interface/alerts/host/request_reply_ratio.lua
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@ -1,72 +0,0 @@
--
-- (C) 2019 - ntop.org
--
local alerts_api = require("alerts_api")
local alert_consts = require("alert_consts")
local check_module
-- #################################################################
local function request_reply_ratio(params)
local info = params.entity_info
-- {requests, replies}
local to_check = {}
if(info["dns"] ~= nil) then
to_check["dns_sent"] = {info["dns"]["sent"]["num_queries"], (info["dns"]["rcvd"]["num_replies_ok"] + info["dns"]["rcvd"]["num_replies_error"])}
to_check["dns_rcvd"] = {info["dns"]["rcvd"]["num_queries"], (info["dns"]["sent"]["num_replies_ok"] + info["dns"]["sent"]["num_replies_error"])}
end
if(info["http"] ~= nil) then
to_check["http_sent"] = {info["http"]["sender"]["query"]["total"], info["http"]["receiver"]["response"]["total"]}
to_check["http_rcvd"] = {info["http"]["receiver"]["query"]["total"], info["http"]["sender"]["response"]["total"]}
end
for key, values in pairs(to_check) do
local to_check_key = check_module.key .. "__" .. key
-- true to avoid generating an alert due to a value just restored from redis
local skip_first = true
local requests = alerts_api.host_delta_val(to_check_key .. "_requests", params.granularity, values[1], skip_first)
local replies = alerts_api.host_delta_val(to_check_key .. "_replies", params.granularity, values[2], skip_first)
local ratio = (replies * 100) / (requests+1)
local req_repl_type = alerts_api.requestReplyRatioType(key, requests, replies, params.granularity)
-- 10: some meaningful value
if((requests + replies > 10) and (ratio < tonumber(params.alert_config.edge))) then
alerts_api.trigger(params.alert_entity, req_repl_type)
else
alerts_api.release(params.alert_entity, req_repl_type)
end
end
end
-- #################################################################
check_module = {
key = "request_reply_ratio",
check_function = request_reply_ratio,
local_only = true,
nedge_exclude = true,
default_values = {
["5mins"] = "request_reply_ratio;lt;50", -- 50%
},
gui = {
i18n_title = "entity_thresholds.request_reply_ratio_title",
i18n_description = "entity_thresholds.request_reply_ratio_description",
i18n_field_unit = alert_consts.field_units.percentage,
input_builder = alerts_api.threshold_cross_input_builder,
field_max = 100,
field_min = 1,
field_operator = "lt";
}
}
-- #################################################################
return check_module