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--
-- (C) 2019-22 - ntop.org
--
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
local format_utils = require("format_utils")
local json = require("dkjson")
local ts_utils = require "ts_utils"
local checks = require "checks"
sendHTTPContentTypeHeader('application/json')
-- ################################################
local iffilter = _GET["iffilter"]
local check_target = _GET["check_target"]
local currentPage = _GET["currentPage"]
local perPage = _GET["perPage"]
local sortColumn = _GET["sortColumn"]
local sortOrder = _GET["sortOrder"]
local sortPrefs = "internals_checks_data"
-- ################################################
if isEmptyString(sortColumn) or sortColumn == "column_" then
sortColumn = getDefaultTableSort(sortPrefs)
else
if((sortColumn ~= "column_")
and (sortColumn ~= "")) then
tablePreferences("sort_"..sortPrefs, sortColumn)
end
end
if isEmptyString(_GET["sortColumn"]) then
sortOrder = getDefaultTableSortOrder(sortPrefs, true)
end
if((_GET["sortColumn"] ~= "column_")
and (_GET["sortColumn"] ~= "")) then
tablePreferences("sort_order_"..sortPrefs, sortOrder, true)
end
if(currentPage == nil) then
currentPage = 1
else
currentPage = tonumber(currentPage)
end
if(perPage == nil) then
perPage = getDefaultTableSize()
else
perPage = tonumber(perPage)
tablePreferences("rows_number", perPage)
end
local sOrder = ternary(sortOrder == "asc", asc_insensitive, rev_insensitive)
local to_skip = (currentPage-1) * perPage
-- ################################################
local ifaces_checks_stats = {}
local subdirs_list = checks.listSubdirs()
for _, iface in pairs(interface.getIfNames()) do
if iffilter and iffilter ~= tostring(getInterfaceId(iface)) then
goto continue
end
for _, subdir in ipairs(subdirs_list) do
local subdir_benchmarks = checks.getLastBenchmark(getInterfaceId(iface), subdir["id"])
for mod_k, mod_benchmarks in pairs(subdir_benchmarks) do
for hook_k, hook_benchmark in pairs(mod_benchmarks) do
local flat_k = string.format("%s_%s_%s_%s", getInterfaceId(iface), subdir["id"], mod_k, hook_k)
ifaces_checks_stats[flat_k] = {
iface = iface, ifid = getInterfaceId(iface),
subdir = subdir["label"],
mod_k = mod_k,
hook_k = hook_k,
hook_benchmark = hook_benchmark}
end
end
end
::continue::
end
local totalRows = 0
local sort_to_key = {}
for k, check_stats in pairs(ifaces_checks_stats) do
if check_target then
if check_stats.subdir ~= check_target then
goto continue
end
end
if(sortColumn == "column_last_duration") then
sort_to_key[k] = check_stats.hook_benchmark.tot_elapsed
elseif(sortColumn == "column_last_num_calls") then
sort_to_key[k] = check_stats.hook_benchmark.tot_num_calls
elseif(sortColumn == "column_check_name") then
sort_to_key[k] = check_stats.mod_k
elseif(sortColumn == "column_check_target") then
sort_to_key[k] = check_stats.subdir
elseif(sortColumn == "column_hook") then
sort_to_key[k] = check_stats.hook_k
elseif(sortColumn == "column_name") then
sort_to_key[k] = getHumanReadableInterfaceName(getInterfaceName(check_stats.ifid))
else
sort_to_key[k] = check_stats.subdir
end
totalRows = totalRows + 1
::continue::
end
-- ################################################
local res = {}
local i = 0
for key in pairsByValues(sort_to_key, sOrder) do
if i >= to_skip + perPage then
break
end
if i >= to_skip then
local record = {}
local script_stats = ifaces_checks_stats[key]
local last_duration = script_stats.hook_benchmark.tot_elapsed
local last_num_calls = script_stats.hook_benchmark.tot_num_calls
record["column_key"] = key
record["column_ifid"] = string.format("%i", script_stats.ifid)
record["column_last_duration"] = last_duration * 1000 -- expressed as milliseconds
record["column_last_num_calls"] = last_num_calls
record["column_name"] = string.format('<a href="'..ntop.getHttpPrefix()..'/lua/if_stats.lua?ifid=%i&page=internals&tab=checks">%s</a>', script_stats.ifid, getHumanReadableInterfaceName(getInterfaceName(script_stats.ifid)))
record["column_check_target"] = script_stats.subdir
record["column_check_name"] = script_stats.mod_k
record["column_hook"] = script_stats.hook_k
res[#res + 1] = record
end
i = i + 1
end
-- ################################################
local result = {}
result["perPage"] = perPage
result["currentPage"] = currentPage
result["totalRows"] = totalRows
result["data"] = res
result["sort"] = {{sortColumn, sortOrder}}
print(json.encode(result))
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