mirror of
https://github.com/ntop/ntopng.git
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559 lines
20 KiB
Lua
559 lines
20 KiB
Lua
--
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-- (C) 2013-17 - 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 "flow_utils"
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sendHTTPHeader('text/html; charset=iso-8859-1')
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local debug = false
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local debug_process = false -- Show flow processed information
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interface.select(ifname)
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ifstats = interface.getStats()
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-- printGETParameters(_GET)
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-- Table parameters
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all = _GET["all"]
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currentPage = _GET["currentPage"]
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perPage = _GET["perPage"]
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sortColumn = _GET["sortColumn"]
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sortOrder = _GET["sortOrder"]
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host_info = url2hostinfo(_GET)
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port = _GET["port"]
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application = _GET["application"]
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network_id = _GET["network_id"]
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vhost = _GET["vhost"]
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-- Host comparison parameters
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key = _GET["key"]
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-- System host parameters
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hosts = _GET["hosts"]
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user = _GET["user"]
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host = _GET["host"]
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pid = tonumber(_GET["pid"])
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name = _GET["name"]
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-- Get from redis the throughput type bps or pps
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throughput_type = getThroughputType()
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prefs = ntop.getPrefs()
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if(network_id ~= nil) then
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network_id = tonumber(network_id)
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end
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if sortColumn == nil or sortColumn == "column_" or sortColumn == "" then
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sortColumn = getDefaultTableSort("flows")
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elseif sortColumn ~= "column_" and sortColumn ~= "" then
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tablePreferences("sort_flows",sortColumn)
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else
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sortColumn = "column_client"
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end
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if sortOrder == nil then
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sortOrder = getDefaultTableSortOrder("flows")
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elseif sortColumn ~= "column_" and sortColumn ~= "" then
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tablePreferences("sort_order_flows",sortOrder)
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end
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if(currentPage == nil) then
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currentPage = 1
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else
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currentPage = tonumber(currentPage)
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end
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if(perPage == nil) then
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perPage = getDefaultTableSize()
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else
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perPage = tonumber(perPage)
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tablePreferences("rows_number",perPage)
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end
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if(port ~= nil) then port = tonumber(port) end
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to_skip = (currentPage-1) * perPage
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if(all ~= nil) then
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perPage = 0
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currentPage = 0
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end
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-- io.write("->"..sortColumn.."/"..perPage.."/"..sortOrder.."/"..sortColumn.."\n")
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interface.select(ifname)
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local a2z = false
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if(sortOrder == "desc") then a2z = false else a2z = true end
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local paginfo = {
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["sortColumn"] = sortColumn, ["toSkip"] = to_skip, ["maxHits"] = perPage,
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["a2zSortOrder"] = a2z,
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["hostFilter"] = host,
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["portFilter"] = port,
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["LocalNetworkFilter"] = network_id
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}
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if application ~= nil and application ~= "" then
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paginfo["l7protoFilter"] = interface.getnDPIProtoId(application)
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--print(paginfo["l7protoFilter"].." / "..application)
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end
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local flows_stats = interface.getFlowsInfo(host, paginfo)
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local total = flows_stats["numFlows"]
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flows_stats = flows_stats["flows"]
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print ("{ \"currentPage\" : " .. currentPage .. ",\n \"data\" : [\n")
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-- tprint(flows_stats)
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-- Prepare host
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host_list = {}
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num_host_list = 0
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single_host = 0
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if(hosts ~= nil) then host_list, num_host_list = getHostCommaSeparatedList(hosts) end
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if(host ~= nil) then
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single_host = 1
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num_host_list = 1
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end
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vals = {}
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num = 0
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if(flows_stats == nil) then flows_stats = { } end
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for key, value in ipairs(flows_stats) do
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-- io.write(">>>> "..key.."\n")
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if(debug) then io.write("==================\n") end
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process = true
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client_process = 0
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server_process = 0
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if(debug) then io.write("Cli:"..flows_stats[key]["cli.ip"].."\t") end
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if(debug) then io.write("Srv:"..flows_stats[key]["srv.ip"].."\n") end
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if(vhost ~= nil) then
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if((flows_stats[key]["cli.host"] ~= vhost)
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and (flows_stats[key]["srv.host"] ~= vhost)
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and (flows_stats[key]["protos.http.server_name"] ~= vhost)
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and (flows_stats[key]["protos.dns.last_query"] ~= vhost)) then
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process = false
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end
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end
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if(network_id ~= nil) then
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process = process and ((flows_stats[key]["cli.network_id"] == network_id) or (flows_stats[key]["srv.network_id"] == network_id))
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end
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---------------- L4 PROTO ----------------
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if(l4proto ~= nil) then
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process = process and (flows_stats[key]["proto.l4"] == l4proto)
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end
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if(debug and (not process)) then io.write("Stop L4\n") end
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---------------- USER ----------------
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if(user ~= nil) then
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if(debug) then io.write("User:"..user.."\n") end
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if(flows_stats[key]["client_process"] ~= nil) then
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if(debug) then io.write("Client user:"..flows_stats[key]["client_process"]["user_name"].."\n") end
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if((flows_stats[key]["client_process"]["user_name"] == user)) then
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client_process = 1
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end
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if(debug) then io.write("USER: => ClientProcess -\t"..client_process.."\n") end
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end
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if(flows_stats[key]["server_process"] ~= nil) then
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if(debug) then io.write("Server user:"..flows_stats[key]["server_process"]["user_name"].."\n") end
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if((flows_stats[key]["server_process"]["user_name"] == user)) then
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server_process = 1
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if(debug) then io.write("USER: => 1ServerProcess -\t"..server_process.."\n") end
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end
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if(debug) then io.write("USER: => ServerProcess -\t"..server_process.."\n") end
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end
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process = process and ((client_process == 1) or (server_process == 1))
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end
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if(debug and (not process)) then io.write("Stop user\n") end
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---------------- PID ----------------
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if(pid ~= nil) then
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if(debug) then io.write("Pid:"..pid.."\n") end
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if(flows_stats[key]["client_process"] ~= nil) then
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if(debug) then io.write("Client pid:"..flows_stats[key]["client_process"]["pid"].."\n") end
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if((flows_stats[key]["client_process"]["pid"] == pid)) then
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client_process = 1
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end
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if(debug) then io.write("PID: => ClientProcess -\t"..client_process.."\n") end
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end
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if(flows_stats[key]["server_process"] ~= nil) then
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if(debug) then io.write("Server pid:"..flows_stats[key]["server_process"]["pid"].."\n") end
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if((flows_stats[key]["server_process"]["pid"] == pid)) then
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server_process = 1
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end
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if(debug) then io.write("PID: => ServerProcess -\t"..server_process.."\n") end
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end
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process = process and ((client_process == 1) or (server_process == 1))
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end
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if(debug and (not process)) then io.write("Stop Pid\n") end
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---------------- NAME ----------------
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if(name ~= nil) then
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if(debug) then io.write("Name:"..name.."\n") end
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if(flows_stats[key]["client_process"] ~= nil) then
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if(debug) then io.write("Client name:"..flows_stats[key]["client_process"]["name"].."\n") end
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if((flows_stats[key]["client_process"]["name"] == name)) then
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client_process = 1
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end
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if(debug) then io.write("ClientProcess -\t"..client_process.."\n") end
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end
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if(flows_stats[key]["server_process"] ~= nil) then
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if(debug) then io.write("Server name:"..flows_stats[key]["server_process"]["name"].."\n") end
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if((flows_stats[key]["server_process"]["name"] == name)) then
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server_process = 1
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end
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if(debug) then io.write("ServerProcess -\t"..server_process.."\n") end
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end
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process = process and ((client_process == 1) or (server_process == 1))
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end
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if(debug and (not process)) then io.write("Stop name\n") end
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---------------- PORT ----------------
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if(port ~= nil) then
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process = process and ((flows_stats[key]["cli.port"] == port) or (flows_stats[key]["srv.port"] == port))
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end
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if(debug and (not process)) then io.write("Stop port\n") end
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---------------- HOST ----------------
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if((num_host_list > 0) and process) then
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if(single_host == 1) then
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if(debug) then io.write("Host:"..host_info["host"].."\n") end
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if(debug) then io.write("Cli:"..flows_stats[key]["cli.ip"].."\n") end
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if(debug) then io.write("Srv:"..flows_stats[key]["srv.ip"].."\n") end
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if(debug) then io.write("vlan:"..flows_stats[key]["vlan"].." ".. host_info["vlan"].."\n") end
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process = process and ((flows_stats[key]["cli.ip"] == host_info["host"]) or (flows_stats[key]["srv.ip"] == host_info["host"]))
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process = process and (flows_stats[key]["vlan"] == host_info["vlan"])
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else
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cli_num = findStringArray(flows_stats[key]["cli.ip"],host_list)
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srv_num = findStringArray(flows_stats[key]["srv.ip"],host_list)
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if( (cli_num ~= nil) and (srv_num ~= nil) ) then
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if(cli_num and srv_num) then
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process = process and (flows_stats[key]["cli.ip"] ~= flows_stats[key]["srv.ip"])
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else
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process = process and false
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end
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else
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process = process and false
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end
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end
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end
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if(debug and (not process)) then io.write("Stop Host\n") end
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info = ""
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if(flows_stats[key]["protos.dns.last_query"] ~= nil) then
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info = shortenString(flows_stats[key]["protos.dns.last_query"])
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elseif(flows_stats[key]["protos.http.last_url"] ~= nil) then
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info = shortenString(flows_stats[key]["protos.http.last_url"])
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elseif(flows_stats[key]["protos.ssl.certificate"] ~= nil) then
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info = shortenString(flows_stats[key]["protos.ssl.certificate"])
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elseif(flows_stats[key]["bittorrent_hash"] ~= nil) then
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info = shortenString(flows_stats[key]["bittorrent_hash"])
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elseif(flows_stats[key]["host_server_name"] ~= nil) then
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info = shortenString(flows_stats[key]["host_server_name"])
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elseif(flows_stats[key]["icmp"] ~= nil) then
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info = getICMPTypeCode(flows_stats[key]["icmp"])
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elseif(flows_stats[key]["proto.ndpi"] == "SIP") then
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info = getSIPInfo(flows_stats[key])
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elseif(flows_stats[key]["proto.ndpi"] == "RTP") then
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info = getRTPInfo(flows_stats[key])
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end
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flows_stats[key]["info"] = info
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if(flows_stats[key]["profile"] ~= nil) then
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flows_stats[key]["info"] = "<span class='label label-primary'>"..flows_stats[key]["profile"].."</span> "..info
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end
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---------------- TABLE SORTING ----------------
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-- TODO: as flows are returned already ordered via getFlowsInfo
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-- this table sorting shall be removed. However, there are special
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-- sort columns that I am not aware of, e.g., column_server_process
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if(process) then
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if(debug_process) then io.write("Flow Processing\n") end
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if(debug_process) then io.write("Cli: "..flows_stats[key]["cli.ip"].."\t") end
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if(debug_process) then io.write("Srv: "..flows_stats[key]["srv.ip"].."\n") end
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-- postfix is used to create a unique key otherwise entries with the same key will disappear
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num = num + 1
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if(sortColumn == "column_client") then
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vkey = flows_stats[key]["cli.ip"]
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elseif(sortColumn == "column_server") then
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vkey = flows_stats[key]["srv.ip"]
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elseif(sortColumn == "column_bytes") then
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vkey = flows_stats[key]["bytes"]
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elseif(sortColumn == "column_vlan") then
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vkey = flows_stats[key]["vlan"]
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elseif(sortColumn == "column_info") then
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-- add spaces before postfix as we sort for string
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vkey = flows_stats[key]["info"]
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elseif(sortColumn == "column_ndpi") then
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vkey = flows_stats[key]["proto.ndpi"]
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elseif(sortColumn == "column_server_process") then
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if(flows_stats[key]["server_process"] ~= nil) then
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vkey = flows_stats[key]["server_process"]["name"]
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else
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vkey = ""
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end
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elseif(sortColumn == "column_client_process") then
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if(flows_stats[key]["client_process"] ~= nil) then
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vkey = flows_stats[key]["client_process"]["name"]
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else
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vkey = ""
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end
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elseif(sortColumn == "column_duration") then
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vkey = flows_stats[key]["duration"]
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elseif(sortColumn == "column_thpt") then
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vkey = flows_stats[key]["throughput_"..throughput_type]
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elseif(sortColumn == "column_proto_l4") then
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vkey = flows_stats[key]["proto.l4"]
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else
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-- By default sort by bytes
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vkey = flows_stats[key]["bytes"]
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end
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--io.write("-->"..key.."="..vkey.."\n")
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-- vals[vkey] = key
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vals[key] = vkey
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end
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end
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num = 0
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if(sortOrder == "asc") then
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funct = asc
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else
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funct = rev
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end
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--[[ TODO: check that actually vals is no longer needed
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for _key, _value in pairsByKeys(vals, funct) do
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key = vals[_key]
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value = flows_stats[key]
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--]]
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for _key, _value in pairsByValues(vals, funct) do
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value = flows_stats[_key]
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key = value["ntopng.key"]
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if(key ~= nil) then
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if((num < perPage) or (all ~= nil))then
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if(num > 0) then
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print ",\n"
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end
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srv_tooltip = ""
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cli_tooltip = ""
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srv_name = flowinfo2hostname(value, "srv", ifstats.vlan)
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cli_name = flowinfo2hostname(value, "cli", ifstats.vlan)
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if(cli_name == nil) then cli_name = "???" end
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if(srv_name == nil) then srv_name = "???" end
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local cli_tooltip = cli_name
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local srv_tooltip = srv_name
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if((value["tcp.nw_latency.client"] ~= nil) and (value["tcp.nw_latency.client"] > 0)) then
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cli_tooltip = cli_tooltip.." nw latency: "..string.format("%.3f", value["tcp.nw_latency.client"]).." ms"
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end
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if((value["tcp.nw_latency.server"] ~= nil) and (value["tcp.nw_latency.server"] > 0)) then
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srv_tooltip = srv_tooltip.." nw latency: "..string.format("%.3f", value["tcp.nw_latency.server"]).." ms"
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end
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if(value["cli.allowed_host"]) then
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src_key="<A HREF='"..ntop.getHttpPrefix().."/lua/host_details.lua?" .. hostinfo2url(value,"cli").. "' data-toggle='tooltip' title='" ..cli_tooltip.. "' >".. abbreviateString(cli_name, 20)
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if(value["cli.systemhost"] == true) then src_key = src_key .. " <i class='fa fa-flag'></i>" end
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-- Flow username
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i, j = nil
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if(value["moreinfo.json"] ~= nil) then
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i, j = string.find(value["moreinfo.json"], '"57593":')
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end
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if(i ~= nil) then
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has_user = string.sub(value["moreinfo.json"], j+2, j+3)
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if(has_user == '""') then has_user = nil end
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end
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if(has_user ~= nil) then src_key = src_key .. " <i class='fa fa-user'></i>" end
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src_key = src_key .. "</A>"
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if(value["cli.port"] > 0) then
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src_port=":<A HREF='"..ntop.getHttpPrefix().."/lua/port_details.lua?proto=".. value["proto.l4"].. "&port=" .. value["cli.port"] .. "'>"..ntop.getservbyport(value["cli.port"], string.lower(value["proto.l4"])).."</A>"
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else
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src_port=""
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end
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else
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src_key = abbreviateString(cli_name, 20)
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src_port=":"..value["cli.port"]
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end
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if(value["srv.allowed_host"]) then
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dst_key="<A HREF='"..ntop.getHttpPrefix().."/lua/host_details.lua?".. hostinfo2url(value,"srv").. "' data-toggle='tooltip' title='" ..srv_tooltip.. "' >".. abbreviateString(srv_name, 20)
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if(value["srv.systemhost"] == true) then dst_key = dst_key .. " <i class='fa fa-flag'></i>" end
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dst_key = dst_key .. "</A>"
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if(value["srv.port"] > 0) then
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dst_port=":<A HREF='"..ntop.getHttpPrefix().."/lua/port_details.lua?proto=".. value["proto.l4"].. "&port=" .. value["srv.port"] .. "'>"..ntop.getservbyport(value["srv.port"], string.lower(value["proto.l4"])).."</A>"
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else
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dst_port=""
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end
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else
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dst_key = abbreviateString(srv_name, 20)
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dst_port=":"..value["srv.port"]
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end
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print ("{ \"key\" : \"" .. value["ntopng.key"]..'\"')
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descr=cli_name..":"..value["cli.port"].." <-> "..srv_name..":"..value["srv.port"]
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print (", \"column_key\" : \"<A HREF='"..ntop.getHttpPrefix().."/lua/flow_details.lua?flow_key=" .. value["ntopng.key"] .. "&label=" .. descr)
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print ("'><span class='label label-info'>Info</span></A>")
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print ("\", \"column_client\" : \"" .. src_key)
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info = interface.getHostInfo(value["cli.ip"])
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if(info ~= nil) then
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print(getFlag(info["country"]))
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end
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print(src_port)
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print ("\", \"column_server\" : \"" .. dst_key)
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|
|
|
info = interface.getHostInfo(value["srv.ip"])
|
|
if(info ~= nil) then
|
|
print(getFlag(info["country"]))
|
|
end
|
|
|
|
print(dst_port)
|
|
|
|
if((value["vlan"] ~= nil)) then
|
|
print("\", \"column_vlan\" : \""..value["vlan"].."\"")
|
|
else
|
|
print("\", \"column_vlan\" : \"\"")
|
|
end
|
|
|
|
-- if(value["category"] ~= nil) then print (", \"column_category\" : \"" .. value["category"] .. "\", ") else print (",") end
|
|
print (", \"column_proto_l4\" : \"")
|
|
|
|
if(interface.isPacketInterface()) then
|
|
if(value["flow.status"] ~= 0) then
|
|
print("<i class='fa fa-warning fa-lg' style='color: orange;'"
|
|
.." title='"..string.gsub(getFlowStatus(value["flow.status"]), "<[^>]*>([^<]+)<.*", "%1")
|
|
.."'></i> ")
|
|
end
|
|
end
|
|
|
|
if value["proto.l4"] == "TCP" or value["proto.l4"] == "UDP" then
|
|
if value["tcp.seq_problems"] == true then
|
|
local tcp_issues = ""
|
|
if value["cli2srv.out_of_order"] > 0 or value["srv2cli.out_of_order"] > 0 then
|
|
tcp_issues = tcp_issues.." Out-of-order"
|
|
end
|
|
if value["cli2srv.retransmissions"] > 0 or value["srv2cli.retransmissions"] > 0 then
|
|
tcp_issues = tcp_issues.." Retransmissions"
|
|
end
|
|
if value["cli2srv.lost"] > 0 or value["srv2cli.lost"] > 0 then
|
|
tcp_issues = tcp_issues.." Loss"
|
|
end
|
|
print('<span title=\'Issues detected:'..tcp_issues..'\'><font color=#B94A48>'..value["proto.l4"].."</font></span>")
|
|
elseif value["flow_goodput.low"] == true then
|
|
print("<font color=#B94A48><span title='Low Goodput'>"..value["proto.l4"].."</span></font>")
|
|
else
|
|
print(value["proto.l4"])
|
|
end
|
|
else
|
|
print(value["proto.l4"])
|
|
end
|
|
|
|
app = getApplicationLabel(value["proto.ndpi"])
|
|
if(value["verdict.pass"] == false) then
|
|
app = "<strike>"..app.."</strike>"
|
|
end
|
|
print ("\", \"column_ndpi\" : \"<A HREF='".. ntop.getHttpPrefix().."/lua/hosts_stats.lua?protocol=" .. value["proto.ndpi"] .."'>"..app.." " .. formatBreed(value["proto.ndpi_breed"]) .."</A>")
|
|
|
|
if(value["client_process"] ~= nil) then
|
|
print ("\", \"column_client_process\" : \"")
|
|
print("<A HREF='"..ntop.getHttpPrefix().."/lua/get_process_info.lua?pid=".. value["client_process"]["pid"] .."&name="..value["client_process"]["name"].."&host="..value["cli.ip"].."'>" .. processColor(value["client_process"]).."</A>")
|
|
print ("\", \"column_client_user_name\" : \"<A HREF='"..ntop.getHttpPrefix().."/lua/get_user_info.lua?user=" .. value["client_process"]["user_name"] .."&host="..value["cli.ip"].."'>" .. value["client_process"]["user_name"].."</A>")
|
|
end
|
|
if(value["server_process"] ~= nil) then
|
|
print ("\", \"column_server_process\" : \"")
|
|
print("<A HREF='"..ntop.getHttpPrefix().."/lua/get_process_info.lua?pid=".. value["server_process"]["pid"] .."&name="..value["server_process"]["name"].."&host="..value["srv.ip"].."'>" .. processColor(value["server_process"]).."</A>")
|
|
print ("\", \"column_server_user_name\" : \"<A HREF='"..ntop.getHttpPrefix().."/lua/get_user_info.lua?user=" .. value["server_process"]["user_name"] .."&host="..value["srv.ip"].."'>" .. value["server_process"]["user_name"].."</A>")
|
|
end
|
|
|
|
print ("\", \"column_duration\" : \"" .. secondsToTime(value["duration"]))
|
|
print ("\", \"column_bytes\" : \"" .. bytesToSize(value["bytes"]) .. "")
|
|
|
|
if(debug) then io.write ("throughput_type: "..throughput_type.."\n") end
|
|
if((value["throughput_trend_"..throughput_type] ~= nil)
|
|
and (value["throughput_trend_"..throughput_type] > 0)) then
|
|
if(throughput_type == "pps") then
|
|
print ("\", \"column_thpt\" : \"" .. pktsToSize(value["throughput_pps"]).. " ")
|
|
else
|
|
print ("\", \"column_thpt\" : \"" .. bitsToSize(8*value["throughput_bps"]).. " ")
|
|
end
|
|
|
|
if(value["throughput_trend_"..throughput_type] == 1) then
|
|
print("<i class='fa fa-arrow-up'></i>")
|
|
elseif(value["throughput_trend_"..throughput_type] == 2) then
|
|
print("<i class='fa fa-arrow-down'></i>")
|
|
elseif(value["throughput_trend_"..throughput_type] == 3) then
|
|
print("<i class='fa fa-minus'></i>")
|
|
end
|
|
|
|
print("\"")
|
|
else
|
|
print ("\", \"column_thpt\" : \"0 "..throughput_type.." \"")
|
|
end
|
|
|
|
cli2srv = round((value["cli2srv.bytes"] * 100) / value["bytes"], 0)
|
|
print (", \"column_breakdown\" : \"<div class='progress'><div class='progress-bar progress-bar-warning' style='width: " .. cli2srv .."%;'>Client</div><div class='progress-bar progress-bar-info' style='width: " .. (100-cli2srv) .. "%;'>Server</div></div>")
|
|
|
|
print ("\", \"column_info\" : \"".. value["info"])
|
|
|
|
if(prefs.is_categorization_enabled and (value["info"] ~= "") and (key ~= nil)) then
|
|
flow = interface.findFlowByKey(tonumber(key))
|
|
if(flow ~= nil) then value["category"] = flow["category"] end
|
|
if(value["category"] ~= "") then
|
|
print(" ".. getCategoryIcon(value["info"], value["category"]))
|
|
end
|
|
end
|
|
|
|
print(" \" }\n")
|
|
|
|
num = num + 1
|
|
end
|
|
end
|
|
end -- for
|
|
|
|
print ("\n], \"perPage\" : " .. perPage.. ",\n")
|
|
|
|
if(sortColumn == nil) then
|
|
sortColumn = ""
|
|
end
|
|
|
|
if(sortOrder == nil) then
|
|
sortOrder = ""
|
|
end
|
|
|
|
print ("\"sort\" : [ [ \"" .. sortColumn .. "\", \"" .. sortOrder .."\" ] ],\n")
|
|
print ("\"totalRows\" : " .. total .. " \n}")
|