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o Check the 'resolveall.hosts' script argument in the prerule function to

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avoid loading the script if it is missing.
o Show all the returned IP addresses by default even if the 'newtargets'
  script argument was specified.
This commit is contained in:
djalal
2011-11-09 12:21:20 +00:00
parent 5ac9edb7e1
commit 4cee81e323
1 changed files with 35 additions and 28 deletions
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63
scripts/resolveall.nse
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@@ -9,6 +9,17 @@ record) returned for each host name.
-- @usage
-- nmap --script=resolveall --script-args=newtargets,resolveall.hosts={<host1>, ...} ...
-- @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"
@@ -17,8 +28,17 @@ license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"safe", "discovery"}
require 'target'
require 'stdnse'
prerule = function() return target.ALLOW_NEW_TARGETS end
prerule = function()
if not stdnse.get_script_args("resolveall.hosts") then
stdnse.print_debug(3,
"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
@@ -36,42 +56,29 @@ local addtargets = function(list)
end
action = function()
local hosts
for _, k in ipairs({"resolveall.hosts", "hosts"}) do
if nmap.registry.args[k] then
hosts = nmap.registry.args[k]
end
end
if not hosts then
stdnse.print_debug(3,
"Skipping '%s' %s, 'resolveall.hosts' argument is missing.",
SCRIPT_NAME, SCRIPT_TYPE)
return
end
local hosts = stdnse.get_script_args("resolveall.hosts")
if type(hosts) ~= "table" then
stdnse.print_debug(3,
"Skipping '%s' %s, 'resolveall.hosts' must be a table.",
SCRIPT_NAME, SCRIPT_TYPE)
return
hosts = {hosts}
end
local sum = 0
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
return
end
return "Successfully added " .. tostring(sum) .. " new targets"
if sum > 0 then
table.insert(output,
string.format("Successfully added %d new targets",
tostring(sum)))
end
return stdnse.format_output(true, output)
end