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--
-- (C) 2013-21 - ntop.org
--
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "lua_utils"
local json = require ("dkjson")
local tracker = require("tracker")
local rest_utils = require("rest_utils")
--
-- Read number of active flows per protocol
-- Example: curl -u admin:admin -H "Content-Type: application/json" -d '{"ifid": "1"}' http://localhost:3000/lua/rest/v2/get/flow/l4/counters.lua
--
-- NOTE: in case of invalid login, no error is returned but redirected to login
--
local rc = rest_utils.consts.success.ok
local res = {}
local ifid = _GET["ifid"]
if isEmptyString(ifid) then
rest_utils.answer(rest_utils.consts.err.invalid_interface)
return
end
interface.select(ifid)
local flowstats = interface.getActiveFlowsStats()
local l4_proto = flowstats["l4_protocols"]
for k,v in pairs(l4_proto, asc) do
res[#res + 1] = {
id = k,
count = v.count,
}
end
rest_utils.answer(rc, res)
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