ntopng/scripts/lua/get_internals_periodic_activities_stats.lua
2020-02-20 10:55:50 +01:00

207 lines
6.6 KiB
Lua

--
-- (C) 2019-20 - 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 internals_utils = require "internals_utils"
local now = os.time()
sendHTTPContentTypeHeader('application/json')
-- ################################################
local iffilter = _GET["iffilter"]
local periodic_script = _GET["periodic_script"]
local currentPage = _GET["currentPage"]
local perPage = _GET["perPage"]
local sortColumn = _GET["sortColumn"]
local sortOrder = _GET["sortOrder"]
local sortPrefs = "internals_periodic_activites_data"
-- ################################################
local function time_utilization(stats)
local busy = stats.duration.last_duration_ms / stats.duration.max_duration_ms * 100
return {busy = busy, available = 100 - busy}
end
-- ################################################
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_scripts_stats = {}
local available_interfaces = interface.getIfNames()
-- Add the system interface to the available interfaces
available_interfaces[getSystemInterfaceId()] = getSystemInterfaceName()
for _, iface in pairs(available_interfaces) do
if iffilter and iffilter ~= tostring(getInterfaceId(iface)) then
goto continue
end
interface.select(iface)
local scripts_stats = interface.getPeriodicActivitiesStats()
-- Flatten out the nested tables
for script in pairs(internals_utils.periodic_scripts_durations) do
local stats = scripts_stats[script]
if stats then
ifaces_scripts_stats[iface.."_"..script] = {iface = iface, ifid = getInterfaceId(iface), script = script, stats = stats}
end
end
::continue::
end
local totalRows = 0
local sort_to_key = {}
for k, script_stats in pairs(ifaces_scripts_stats) do
local stats = script_stats.stats
if periodic_script then
if script_stats.script ~= periodic_script then
goto continue
end
end
stats.duration.max_duration_ms = internals_utils.periodic_scripts_durations[script_stats.script] * 1000
stats.perc_duration = stats.duration.last_duration_ms * 100 / (stats.duration.max_duration_ms)
if(sortColumn == "column_time_perc") then
local utiliz = time_utilization(script_stats.stats)
sort_to_key[k] = -utiliz["available"]
elseif(sortColumn == "column_last_duration") then
sort_to_key[k] = script_stats.stats.duration.last_duration_ms
elseif(sortColumn == "column_periodic_activity_name") then
sort_to_key[k] = script_stats.script
elseif(sortColumn == "column_in_progress_since") then
sort_to_key[k] = -(script_stats.stats.in_progress_since or 0)
elseif(sortColumn == "column_last_start_time") then
sort_to_key[k] = -(script_stats.stats.last_start_time or 0)
elseif(sortColumn == "column_name") then
sort_to_key[k] = getHumanReadableInterfaceName(getInterfaceName(script_stats.ifid))
else
sort_to_key[k] = script_stats.script
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_scripts_stats[key]
local max_duration = script_stats.stats.duration.max_duration_ms
local last_duration = script_stats.stats.duration.last_duration_ms
local warn = ""
if(last_duration > max_duration) then
warn = "<i class=\"fas fa-exclamation-triangle fa-lg\" title=\"".. i18n("internals.script_deadline_exceeded") .."\" style=\"color: #f0ad4e;\"></i> "
end
record["column_key"] = key
record["column_ifid"] = string.format("%i", script_stats.ifid)
record["column_time_perc"] = script_stats.stats.perc_duration
for _, k in pairs({"in_progress_since", "last_start_time"}) do
if script_stats.stats[k] and script_stats.stats[k] > 0 then
record["column_"..k] = i18n("internals.last_start_time_ago", {time = format_utils.secondsToTime(now - script_stats.stats[k])})
-- tprint({orig = script_stats.stats[k], k = k, v = record["column_"..k]})
else
record["column_"..k] = ''
end
end
local utiliz = time_utilization(script_stats.stats)
record["column_time_perc"] = internals_utils.getPeriodicActivitiesFillBar(utiliz["busy"], utiliz["available"])
record["column_last_duration"] = last_duration
record["column_name"] = string.format('<a href="'..ntop.getHttpPrefix()..'/lua/if_stats.lua?ifid=%i&page=internals&tab=periodic_activities">%s</a>', script_stats.ifid, getHumanReadableInterfaceName(getInterfaceName(script_stats.ifid)))
record["column_periodic_activity_name"] = warn .. script_stats.script
if iffilter then
if areInternalTimeseriesEnabled(iffilter) then
if iffilter == getSystemInterfaceId() then
record["column_chart"] = '<A HREF=\"'..ntop.getHttpPrefix()..'/lua/system_periodic_script_details.lua?periodic_script='..script_stats.script..'&ts_schema=periodic_script:duration\"><i class=\'fas fa-chart-area fa-lg\'></i></A>'
else
record["column_chart"] = '<A HREF=\"'..ntop.getHttpPrefix()..'/lua/periodic_script_details.lua?periodic_script='..script_stats.script..'&ts_schema=periodic_script:duration\"><i class=\'fas fa-chart-area fa-lg\'></i></A>'
end
end
end
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))