mirror of
https://github.com/ntop/ntopng.git
synced 2026-05-01 00:19:33 +00:00
158 lines
3.7 KiB
Lua
158 lines
3.7 KiB
Lua
--
|
|
-- (C) 2013-23 - ntop.org
|
|
--
|
|
|
|
local dirs = ntop.getDirs()
|
|
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
|
|
|
|
require "lua_utils"
|
|
local format_utils = require "format_utils"
|
|
local rsp_resp = toboolean(_GET["scan_ports_rsp"]) or false
|
|
|
|
if not rsp_resp then
|
|
sendHTTPContentTypeHeader('text/html')
|
|
end
|
|
local host_info = url2hostinfo(_GET)
|
|
local host_key = hostinfo2hostkey(host_info)
|
|
|
|
if isEmptyString(host_key) then
|
|
host_info = nil
|
|
host_key = nil
|
|
end
|
|
|
|
local function fill_ports_array(field_key, flows_stats)
|
|
local ports_array = {}
|
|
|
|
for _, value in ipairs(flows_stats) do
|
|
local p = value[field_key..".port"]
|
|
if(ports_array[p] == nil) then ports_array[p] = 0 end
|
|
ports_array[p] = ports_array[p] + value["bytes"]
|
|
end
|
|
|
|
return ports_array
|
|
end
|
|
|
|
local flows_stats = interface.getFlowsInfo(host_key) or {}
|
|
if flows_stats["flows"] then
|
|
flows_stats = flows_stats["flows"]
|
|
end
|
|
|
|
local client_ports = fill_ports_array("cli", flows_stats)
|
|
local server_ports = fill_ports_array("srv", flows_stats)
|
|
local ports
|
|
|
|
if(_GET["clisrv"] == "server") then
|
|
ports = server_ports
|
|
else
|
|
ports = client_ports
|
|
end
|
|
|
|
local _ports = { }
|
|
local tot = 0
|
|
|
|
for k, v in pairs(ports) do
|
|
_ports[k] = v
|
|
tot = tot + v
|
|
end
|
|
|
|
local threshold_percent = 5
|
|
local threshold = (tot * threshold_percent) / 100
|
|
|
|
if rsp_resp then
|
|
local rest_utils = require("rest_utils")
|
|
local host = _GET["host"]
|
|
|
|
local res = {}
|
|
local splitted_host = {}
|
|
for str in string.gmatch(host,"([^@]+)") do
|
|
splitted_host[#splitted_host+1] = str
|
|
end
|
|
|
|
local host_info = {
|
|
ip = splitted_host[1],
|
|
vlan = splitted_host[2]
|
|
}
|
|
local host = interface.getHostInfo(host_info["ip"], host_info["vlan"])
|
|
|
|
if host then
|
|
|
|
_ports = host.used_ports.local_server_ports
|
|
for key, value in pairsByValues(_ports, rev) do
|
|
|
|
local port_details = {}
|
|
for str in string.gmatch(key,"([^:]+)") do
|
|
port_details[#port_details+1] = str
|
|
end
|
|
|
|
local already_set = false
|
|
for _,item in ipairs(res) do
|
|
if item == port_details[2] then
|
|
already_set = true
|
|
break
|
|
end
|
|
end
|
|
if not already_set then
|
|
res[#res+1] = {
|
|
key = tonumber(port_details[2]),
|
|
value = tonumber(port_details[2])
|
|
}
|
|
end
|
|
end
|
|
|
|
|
|
rest_utils.answer(rest_utils.consts.success.ok, res)
|
|
else
|
|
rest_utils.answer(rest_utils.consts.err.bad_content)
|
|
|
|
end
|
|
else
|
|
|
|
print "[ "
|
|
|
|
local min_num = 4
|
|
local num = 0
|
|
local accumulate = 0
|
|
for key, value in pairsByValues(_ports, rev) do
|
|
|
|
if value < threshold then
|
|
break
|
|
end
|
|
|
|
if(num > 0) then
|
|
print ",\n"
|
|
end
|
|
|
|
print("\t { \"label\": \"" .. key .."\", \"value\": ".. value ..", \"url\": \""..ntop.getHttpPrefix().."/lua/flows_stats.lua?port="..key)
|
|
if host_key then
|
|
print("&host="..host_key)
|
|
end
|
|
|
|
print("\" }")
|
|
|
|
accumulate = accumulate + value
|
|
num = num + 1
|
|
end
|
|
|
|
-- In case there is some leftover do print it as "Other"
|
|
if accumulate < tot then
|
|
local other_label = i18n("other")
|
|
local url = hostinfo2detailsurl(host_info, {page = "flows"})
|
|
|
|
if(num > 0) then
|
|
print (",\n")
|
|
else
|
|
if table.len(_ports) > 0 then
|
|
other_label = i18n("num_different_ports", {num = format_utils.formatValue(table.len(_ports)), threshold = threshold_percent})
|
|
end
|
|
end
|
|
|
|
print("\t { \"label\": \""..other_label.."\", \"value\": ".. (tot - accumulate) ..", \"url\": \""..url.."\"}")
|
|
end
|
|
|
|
if tot == 0 then
|
|
print("\t { \"label\": \""..i18n("no_ports").."\", \"value\": 0 }")
|
|
end
|
|
|
|
print "\n]"
|
|
|
|
end
|