Add rest/v1/get/interface/address.lua REST API (#3956)

scripts/lua/rest/v1/get/interface/address.lua

@@ -0,0 +1,52 @@
+--
+-- (C) 2013-20 - ntop.org
+--
+
+local dirs = ntop.getDirs()
+
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+require "lua_utils"
+local alert_utils = require "alert_utils"
+local json = require("dkjson")
+local rest_utils = require("rest_utils")
+
+--
+-- Read the IP address(es) for an interface
+-- Example: curl -u admin:admin -d '{"ifid": "1"}' http://localhost:3000/lua/rest/v1/get/interface/addresses.lua
+--
+-- NOTE: in case of invalid login, no error is returned but redirected to login
+--
+
+sendHTTPHeader('application/json')
+
+local rc = rest_utils.consts_ok
+local res = {}
+
+local ifid = _GET["ifid"]
+
+if isEmptyString(ifid) then
+   rc = rest_utils.consts_invalid_interface
+   print(rest_utils.rc(rc))
+   return
+end
+
+interface.select(ifid)
+
+local ifstats = interface.getStats()
+
+local addresses = {}
+
+if not isEmptyString(ifstats.ip_addresses) then
+   local tokens = split(ifstats.ip_addresses, ",")
+   if tokens ~= nil then
+      for _,s in pairs(tokens) do
+         addresses[#addresses+1] = s
+      end
+
+   end
+end
+
+res.addresses = addresses;
+
+print(rest_utils.rc(rc, res))