mirror of
https://github.com/ntop/ntopng.git
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130 lines
4.2 KiB
Lua
130 lines
4.2 KiB
Lua
--
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-- (C) 2013-18 - ntop.org
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--
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local dirs = ntop.getDirs()
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package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
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require "lua_utils"
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local json = require "dkjson"
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local custom_column_utils = require "custom_column_utils"
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local custom_column = _GET["custom_column"]
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sendHTTPHeader('application/json')
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function getNetworkStats(network)
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local hosts_stats = interface.getHostsInfo()
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hosts_stats = hosts_stats["hosts"]
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local my_network
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for key, value in pairs(hosts_stats) do
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h = hosts_stats[key]
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nw_name = h["local_network_name"]
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if(h["local_network_name"] == network) then
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--io.write(nw_name.."\n")
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if(nw_name ~= nil) then
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if(my_network == nil) then
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h["ip"] = nw_name
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h["name"] = nw_name
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my_network = h
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else
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my_network["num_alerts"] = my_network["num_alerts"] + h["num_alerts"]
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my_network["throughput_bps"] = my_network["throughput_bps"] + h["throughput_bps"]
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my_network["throughput_pps"] = my_network["throughput_pps"] + h["throughput_pps"]
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my_network["bytes.sent"] = my_network["bytes.sent"] + h["bytes.sent"]
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my_network["bytes.rcvd"] = my_network["bytes.rcvd"] + h["bytes.rcvd"]
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if(my_network["seen.first"] > h["seen.first"]) then
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my_network["seen.first"] = h["seen.first"]
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end
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if(my_network["seen.last"] < h["seen.last"]) then
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my_network["seen.last"] = h["seen.last"]
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end
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end
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end
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end
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end
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return(my_network)
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end
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local host_info = url2hostinfo(_GET)
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local criteria = _GET["criteria"]
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if(criteria == nil) then criteria = "" end
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if(host_info["host"] ~= nil) then
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if(string.contains(host_info["host"], "/")) then
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-- This is a network
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host = getNetworkStats(host_info["host"])
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else
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host = interface.getHostInfo(host_info["host"], host_info["vlan"])
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end
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else
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host = interface.getAggregatedHostInfo(host_info["host"])
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end
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local res = {}
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if host then
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local now = os.time()
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-- Get from redis the throughput type bps or pps
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local throughput_type = getThroughputType()
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res["column_since"] = secondsToTime(now-host["seen.first"]+1)
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res["column_last"] = secondsToTime(now-host["seen.last"]+1)
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res["column_traffic"] = bytesToSize(host["bytes.sent"]+host["bytes.rcvd"])
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if not isEmptyString(custom_column) and custom_column_utils.isCustomColumn(custom_column) then
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local custom_column_key, custom_column_format = custom_column_utils.label2criteriakey(custom_column)
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local val = custom_column_utils.hostStatsToColumnValue(host, custom_column_key, true)
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res["column_custom"] = val
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end
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if((host["throughput_trend_"..throughput_type] ~= nil)
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and (host["throughput_trend_"..throughput_type] > 0)) then
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local res_thpt
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if(throughput_type == "pps") then
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res_thpt = pktsToSize(host["throughput_bps"])
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else
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res_thpt = bitsToSize(8*host["throughput_bps"])
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end
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-- See ValueTrend in ntop_typedefs.h for values
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if host["throughput_trend_"..throughput_type] == 1 then
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res_thpt = res_thpt .. " <i class='fa fa-arrow-up'></i>"
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elseif host["throughput_trend_"..throughput_type] == 2 then
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res_thpt = res_thpt .. " <i class='fa fa-arrow-down'></i>"
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elseif host["throughput_trend_"..throughput_type] == 3 then
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res_thpt = res_thpt .. " <i class='fa fa-minus'></i>"
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end
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res["column_thpt"] = res_thpt
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else
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res["column_thpt"] = "0 "..throughput_type
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end
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res["column_num_flows"] = host["active_flows.as_client"] + host["active_flows.as_server"]
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if isBridgeInterface(interface.getStats()) then
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res["column_num_dropped_flows"] = (host["flows.dropped"] or 0)
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end
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if((host["num_alerts"] ~= nil) and (host["num_alerts"] > 0)) then
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res["column_alerts"] = host["num_alerts"]
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else
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res["column_alerts"] = 0
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end
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sent2rcvd = round((host["bytes.sent"] * 100) / (host["bytes.sent"]+host["bytes.rcvd"]), 0)
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if(sent2rcvd == nil) then sent2rcvd = 0 end
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res["column_breakdown"] = "<div class='progress'><div class='progress-bar progress-bar-warning' style='width: "
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.. sent2rcvd .."%;'>Sent</div><div class='progress-bar progress-bar-info' style='width: " .. (100-sent2rcvd) .. "%;'>Rcvd</div></div>"
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end
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print(json.encode(res))
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