ntopng/scripts/lua/get_arp_data.lua
2017-04-04 15:13:31 +02:00

35 lines
1.2 KiB
Lua

--
-- (C) 2013-17 - ntop.org
--
dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
sendHTTPHeader('text/html; charset=iso-8859-1')
local json = require("dkjson")
interface.select(ifname)
host_info = url2hostinfo(_GET)
-- #####################################################################
local is_host
if(host_info["host"] ~= nil) then
-- Show ARP sent/recv breakdown
stats = interface.getMacInfo(host_info["host"], host_info["vlan"])
local arp_sent = stats["arp_requests.sent"] + stats["arp_replies.sent"]
local arp_rcvd = stats["arp_requests.rcvd"] + stats["arp_replies.rcvd"]
local breakdown = {}
breakdown[#breakdown + 1] = {label=i18n("sent"), value=arp_sent}
breakdown[#breakdown + 1] = {label=i18n("received"), value=arp_rcvd}
print(json.encode(breakdown, nil))
else
-- Show ARP stats for interface
stats = interface.getStats()
print('<tr><td>'..i18n("graphs.arp_requests").."</td><td align='right'>"..formatPackets(stats["arp.requests"]).."</td></tr>")
print('<tr><td>'..i18n("graphs.arp_replies").."</td><td align='right'>"..formatPackets(stats["arp.replies"]).."</td></tr>")
end