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https://github.com/ntop/ntopng.git
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76 lines
No EOL
1.6 KiB
Lua
76 lines
No EOL
1.6 KiB
Lua
--
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-- (C) 2013-15 - 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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sendHTTPHeader('text/html; charset=iso-8859-1')
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interface.select(ifname)
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host_info = url2hostinfo(_GET)
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host = interface.getHostInfo(host_info["host"],host_info["vlan"])
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if(host == nil) then
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print("\t[ ]\n")
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else
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tot = 0
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_ifstats = {}
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tot = 0
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for id, _ in ipairs(l4_keys) do
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label = l4_keys[id][1]
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key = l4_keys[id][2]
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traffic = 0
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if(host[key..".bytes.sent"] ~= nil) then traffic = traffic + host[key..".bytes.sent"] end
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if(host[key..".bytes.recv"] ~= nil) then traffic = traffic + host[key..".bytes.recv"] end
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_ifstats[traffic] = label
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tot = tot + traffic
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end
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-- Print up to this number of entries
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max_num_entries = 5
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-- Print entries whose value >= 5% of the total
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threshold = (tot * 3) / 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(_ifstats, 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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print("\t { \"label\": \"" .. value .."\", \"value\": ".. key .." }")
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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(tot == 0) then
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tot = 1
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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(num > 0) then
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print (",\n")
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end
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print("\t { \"label\": \"Other\", \"value\": ".. (tot-accumulate) .." }")
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end
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print "\n]"
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end |