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https://github.com/ntop/ntopng.git
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74 lines
2.2 KiB
Lua
74 lines
2.2 KiB
Lua
--
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-- (C) 2013-18 - 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 "db_utils"
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local json = require ("dkjson")
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local prefs = ntop.getPrefs()
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local ifId = _GET["ifid"]
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local host = _GET["host"] or ""
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local epoch_end = tonumber(_GET["epoch_end"] or os.time())
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local epoch_begin = tonumber(_GET["epoch_begin"] or epoch_end - 3600)
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local l4proto = _GET["l4proto"]
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local l7proto = _GET["l7proto"]
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local port = _GET["port"]
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local info = _GET["info"]
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local vlan = _GET["vlan"]
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local profile = _GET["profile"]
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local limit = _GET["limit"]
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if epoch_begin> epoch_end then
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local tmp = epoch_end
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epoch_end = epoch_begin
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epoch_being = epoch_end
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end
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local timediff = epoch_end - epoch_begin + 1
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local totals = { ["count"] = {}, ["timespan"] = timediff, ["status"] = "ok" }
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local versions = { [4] = 'IPv4', [6] = 'IPv6' }
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if host ~= "" then
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local isv6 = isIPv6Address(host)
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if(isv6) then
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versions = { [6] = 'IPv6' }
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totals["count"]['IPv4'] = { ["tot_flows"] = 0, ["tot_bytes"] = 0, ["tot_packets"] = 0 }
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else
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versions = { [4] = 'IPv4' }
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totals["count"]['IPv6'] = { ["tot_flows"] = 0, ["tot_bytes"] = 0, ["tot_packets"] = 0 }
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end
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end
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headerShown = false
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-- os.execute("sleep 30") -- this is to test slow responses
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for k,v in pairs(versions) do
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local res = getNumFlows(ifId, k, host, _GET["l4proto"], _GET["port"], _GET["protocol"], _GET["info"], _GET["vlan"], _GET["profile"], _GET["epoch_begin"], _GET["epoch_end"])
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if res == nil or res[1] == nil then
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totals["status"] = "error"
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totals["statusText"] = i18n("db_explorer.empty_query_response")
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goto continue
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end
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res = res[1] -- only one row is present in the result that contains the aggregate counters
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totals["count"][v] = {
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["tot_flows"] = tonumber(res["TOT_FLOWS"]) or 0,
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["tot_bytes"] = tonumber(res["TOT_BYTES"]) or 0,
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["tot_packets"] = tonumber(res["TOT_PACKETS"]) or 0
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}
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::continue::
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end
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totals["aggregated_flows"] = (prefs.is_flow_aggregation_enabled == true)
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sendHTTPHeader('application/json')
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print(json.encode(totals, nil))
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