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96 lines
2.3 KiB
Lua
96 lines
2.3 KiB
Lua
--
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-- (C) 2013-21 - ntop.org
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--
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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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sendHTTPContentTypeHeader('text/html')
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interface.select(ifname)
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hosts_stats = interface.getHostsInfo(false, "column_traffic")
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hosts_stats = hosts_stats["hosts"]
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ajax_format = _GET["ajax_format"]
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tot = 0
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_hosts_stats = {}
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top_key = nil
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top_value = 0
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num = 0
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for key, value in pairs(hosts_stats) do
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host_info = hostkey2hostinfo(key);
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value = hosts_stats[key]["bytes.sent"]+hosts_stats[key]["bytes.rcvd"]
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if(value ~= nil) then
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if(host_info["host"] == "255.255.255.255") then
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key = "Broadcast"
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end
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_hosts_stats[value] = key -- ntop.getResolvedName(key)
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if((top_value < value) or (top_key == nil)) then
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top_key = key
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top_value = value
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end
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tot = tot + value
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end
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end
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-- Print up to this number of entries
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max_num_entries = 10
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-- Print entries whose value >= 5% of the total
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threshold = (tot * 5) / 100
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print "[\n"
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num = 0
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accumulate = 0
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for key, value in pairsByKeys(_hosts_stats, rev) do
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if(key < threshold) then
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break
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end
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if(num > 0) then
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print ",\n"
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end
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if((ajax_format == nil) or (ajax_format == "d3")) then
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print("\t { \"label\": \"" .. value .."\", \"value\": ".. key ..", \"url\": \""..ntop.getHttpPrefix().."/lua/host_details.lua?"..hostinfo2url(value).."\" }")
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else
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print("\t [ \"" .. value .."\", ".. key .." ]")
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end
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accumulate = accumulate + key
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num = num + 1
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if(num == max_num_entries) then
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break
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end
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end
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if((num == 0) and (top_key ~= nil)) then
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if((ajax_format == nil) or (ajax_format == "d3")) then
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print("\t { \"label\": \"" .. top_key .."\", \"value\": ".. top_value ..", \"url\": \""..ntop.getHttpPrefix().."/lua/host_details.lua?"..hostinfo2url(top_key).."\" }")
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else
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print("\t [ \"" .. top_key .."\", ".. top_value .." ]")
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end
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accumulate = accumulate + top_value
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end
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-- In case there is some leftover do print it as "Other"
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if(accumulate < tot) then
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if((ajax_format == nil) or (ajax_format == "d3")) then
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print(",\n\t { \"label\": \"Other\", \"value\": ".. (tot-accumulate) .." }")
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else
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print(",\n\t [ \"Other\", ".. (tot-accumulate) .." ]")
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end
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end
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print "\n]"
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