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

131 lines
3.7 KiB
Lua

--
-- (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")
sendHTTPContentTypeHeader('application/json')
local pod_filter = _GET["pod"]
-- ################################################
local currentPage = _GET["currentPage"]
local perPage = _GET["perPage"]
local sortColumn = _GET["sortColumn"]
local sortOrder = _GET["sortOrder"]
local cont_filter_s = _GET["custom_hosts"]
local sortPrefs = "containers_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 == "desc", rev_insensitive, asc_insensitive)
local to_skip = (currentPage-1) * perPage
-- ################################################
local containers_filter = nil
local totalRows = 0
local containers = interface.getContainersStats(pod_filter)
local sort_to_key = {}
if not isEmptyString(cont_filter_s) then
containers_filter = swapKeysValues(split(cont_filter_s, ","))
end
for container_name, container in pairs(containers) do
if((containers_filter == nil) or (containers_filter[container_name] ~= nil)) then
sort_to_key[container_name] = container_name
end
totalRows = totalRows + 1
end
-- ################################################
local res = {}
local i = 0
local ifId = getInterfaceId(ifname)
for key in pairsByValues(sort_to_key, sOrder) do
if i >= to_skip + perPage then
break
end
if (i >= to_skip) then
local container = containers[key]
local column_info = "<a href='"
..ntop.getHttpPrefix().."/lua/flows_stats.lua?container="..key.."'>"
.."<span class='badge bg-info'>"..i18n("flows").."</span>"
.."</a>"
local chart = "-"
if areContainersTimeseriesEnabled(ifId) then
chart = '<a href="'.. ntop.getHttpPrefix() ..'/lua/container_details.lua?container='.. key ..'&page=historical"><i class="fas fa-chart-area fa-lg"></i></a>'
end
res[#res + 1] = {
column_info = column_info,
column_key = key,
column_chart = chart,
column_container = format_utils.formatContainer(container.info),
column_num_flows_as_client = container["num_flows.as_client"],
column_num_flows_as_server = container["num_flows.as_server"],
column_avg_rtt_as_client = format_utils.formatMillis(container["rtt_as_client"]),
column_avg_rtt_as_server = format_utils.formatMillis(container["rtt_as_server"]),
column_avg_rtt_variance_as_client = format_utils.formatMillis(container["rtt_variance_as_client"]),
column_avg_rtt_variance_as_server = format_utils.formatMillis(container["rtt_variance_as_server"]),
}
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))