local nmap = require "nmap" local stdnse = require "stdnse" local string = require "string" local table = require "table" local target = require "target" description = [[ Resolves hostnames and adds every address (IPv4 or IPv6, depending on Nmap mode) to Nmap's target list. This differs from Nmap's normal host resolution process, which only scans the first address (A or AAAA record) returned for each host name. ]] --- -- @usage -- nmap --script=resolveall --script-args=newtargets,resolveall.hosts={, ...} ... -- @args resolveall.hosts Table of hosts to resolve -- @output -- Pre-scan script results: -- | resolveall: -- | Host 'google.com' resolves to: -- | 74.125.39.106 -- | 74.125.39.147 -- | 74.125.39.99 -- | 74.125.39.103 -- | 74.125.39.105 -- | 74.125.39.104 -- |_ Successfully added 6 new targets author = "Kris Katterjohn" license = "Same as Nmap--See https://nmap.org/book/man-legal.html" categories = {"safe", "discovery"} prerule = function() if not stdnse.get_script_args("resolveall.hosts") then stdnse.debug3("Skipping '%s' %s, 'resolveall.hosts' argument is missing.", SCRIPT_NAME, SCRIPT_TYPE) return false end return true end local addtargets = function(list) local sum = 0 for _, t in ipairs(list) do local st, err = target.add(t) if st then sum = sum + 1 else stdnse.debug1("Couldn't add target " .. t .. ": " .. err) end end return sum end action = function() local hosts = stdnse.get_script_args("resolveall.hosts") if type(hosts) ~= "table" then hosts = {hosts} end local sum, output = 0, {} for _, host in ipairs(hosts) do local status, list = nmap.resolve(host, nmap.address_family()) if status and #list > 0 then if target.ALLOW_NEW_TARGETS then sum = sum + addtargets(list) end table.insert(output, string.format("Host '%s' resolves to:", host)) table.insert(output, list) end end if sum > 0 then table.insert(output, string.format("Successfully added %d new targets", tostring(sum))) else table.insert(output, "Use the 'newtargets' script-arg to add the results as targets") end return stdnse.format_output(true, output) end