mirror of
https://github.com/ntop/ntopng.git
synced 2026-05-01 00:19:33 +00:00
84 lines
2.3 KiB
Lua
84 lines
2.3 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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require "top_talkers"
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require "db_utils"
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local json = require ("dkjson")
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sendHTTPHeader('text/html; charset=iso-8859-1')
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ifid = getInterfaceId(ifname)
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-- use this two params to see statistics of a single host
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-- or for a pair of them
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local host = _GET["host"]
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local peer = _GET["peer"]
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if peer and not host then
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host = peer
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peer = nil
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end
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-- this is to retrieve L7 appliation data
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local l7_proto_id = _GET["l7_proto_id"]
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-- specify the type of stats
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local action = _GET["action"]
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if action == nil or (action ~= "set" and stats_type ~= "get") then
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-- default to get
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stats_type = "get"
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end
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local stats_type = _GET["stats_type"]
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if stats_type == nil or (stats_type ~= "top_talkers" and stats_type ~= "top_applications") then
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-- default to top traffic
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stats_type = "top_talkers"
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end
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local favourite_type = _GET["favourite_type"]
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if favourite_type == nil or (favourite_type ~= "talker" and favourite_type ~= "apps_per_host_pair") then
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-- default to talkers
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-- infer the favourite type by looking at peers
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favourite_type = "talker"
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end
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-- start building the response
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local res = {["status"] = "unable to parse the request, please check input parameters."}
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-- prepare the redis key
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local k = getRedisPrefix("ntopng.prefs")..'.historical_favourites.'..stats_type..'.'..favourite_type
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if action == "get" then
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-- retrieve all the elements set for this kind of preference
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res = ntop.getHashKeysCache(k)
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if res == nil then res = {} end
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-- now it's time to retrieve has values that contain resolved addresses
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-- and are a more-user friendly way to represent hosts
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for h, _ in pairs(res) do
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res[h] = ntop.getHashCache(k, h)
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if res[h] == "" or res[h] == nil then res[h] = h end
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end
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elseif action == "set" then
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local entry = ""
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local resolved = ""
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if host ~= "" and host ~= nil then
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entry = host
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resolved = ntop.getResolvedAddress(host)
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end
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if peer ~= "" and peer ~= nil then
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entry = entry..','..peer
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resolved = resolved..','..ntop.getResolvedAddress(peer)
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end
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if entry ~= "" then
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ntop.setHashCache(k, entry, resolved)
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end
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res = {}
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else
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-- should never be reached
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end
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print(json.encode(res, nil))
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