ntopng/scripts/lua/get_geo_hosts.lua
2017-05-18 16:54:20 +02:00

117 lines
3 KiB
Lua

--
-- (C) 2013-17 - ntop.org
--
dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
--sendHTTPContentTypeHeader('text/html')
sendHTTPHeader('application/json')
host_info = url2hostinfo(_GET)
interface.select(ifname)
print [[
{"center":[0, 0],
"objects":
[]]
local max_num = 100
num = 0
if (host_info["host"] == nil) then
-- here no host has been specified
hosts_stats = interface.getHostsInfo(true, "column_traffic", max_num)
hosts_stats = hosts_stats["hosts"]
for key, value in pairs(hosts_stats) do
if((value["ip"] ~= nil) and (not value["privatehost"]) and (not isBroadMulticast(value["ip"]))) then
if(num > 0) then print(",") end
print('{\n"host": [ { ')
print('"lat": '..value["latitude"]..',\n')
print('"lng": '..value["longitude"]..',\n')
print('"html": "')
if((value["city"] ~= nil) and (value["city"] ~= "")) then
print('City: '..value["city"])
end
print(getFlag(value["country"]))
print('",\n')
print('"name": "'..key..'"\n')
print('} ] }\n')
num = num + 1
end
end
print ("\n]\n}\n")
return
end
-- Flows with trajectory
interface.select(ifname)
peers = getTopFlowPeers(hostinfo2hostkey(host_info), max_num - num, nil, {detailsLevel="max"})
maxval = 0
for key, values in pairs(peers) do
t = values["bytes"]
if(t > maxval) then maxval = t end
end
min_threshold = 0 -- 0.5%
for key, values in pairs(peers) do
t = values["bytes"]
pctg = (t*100)/maxval
if(not(values["cli.private"] and values["srv.private"]) -- at least one of the two must be public
and not(isBroadMulticast(values["cli.ip"]))
and not(isBroadMulticast(values["srv.ip"]))) then
if((pctg >= min_threshold)
and (values["cli.latitude"] ~= nil)
and (values["cli.longitude"] ~= nil)) then
if(num > 0) then print(",") end
print('\n{\n"host":\n[ \n{\n')
print('"lat": '..values["cli.latitude"]..',\n')
print('"lng": '..values["cli.longitude"]..',\n')
print('"html": "')
if((values["cli.city"] ~= nil) and (values["cli.city"] ~= "")) then
print('City: '..values["cli.city"])
end
print(getFlag(values["cli.country"]))
print('",\n')
print('"name": "'..hostinfo2hostkey(values, "cli")..'"\n')
print('},\n{\n')
print('"lat": '..values["srv.latitude"]..',\n')
print('"lng": '..values["srv.longitude"]..',\n')
print('"html": "')
if((values["srv.city"] ~= nil) and (values["srv.city"] ~= "")) then
print('City: '..values["srv.city"])
end
print(getFlag(values["srv.country"]))
print('",\n')
print('"name": "'..hostinfo2hostkey(values, "srv")..'"\n')
print('}\n],\n"flusso": '.. pctg..',"html":"Flow '.. hostinfo2hostkey(values, "cli").." "..hostinfo2hostkey(values, "srv") .. '"\n')
print('}\n')
num = num + 1
end
end
end
print [[
]
}
]]