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o [NSE] check script arguments in the prerule to avoid running the script if they are missing.

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This commit is contained in:
djalal
2011-11-09 12:31:48 +00:00
parent 99781655ae
commit 5ea6fe675d
1 changed files with 8 additions and 6 deletions
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14
scripts/bittorrent-discovery.nse
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@@ -44,7 +44,14 @@ require "stdnse"
require "target"
prerule = function()
return true
if not stdnse.get_script_args(SCRIPT_NAME..".torrent") and
not stdnse.get_script_args(SCRIPT_NAME..".magnet") then
stdnse.print_debug(3,
"Skipping '%s' %s, No magnet link or torrent file arguments.",
SCRIPT_NAME, SCRIPT_TYPE)
return false
end
return true
end
action = function()
@@ -53,10 +60,6 @@ action = function()
local magnet = stdnse.get_script_args(SCRIPT_NAME..".magnet")
local include_nodes = stdnse.get_script_args(SCRIPT_NAME..".include-nodes")
if not (magnet or filename) then
stdnse.print_debug(SCRIPT_NAME.." not running. No magnet link or torrent file specified")
return
end
t = bittorrent.Torrent:new()
if filename then
t:load_from_file(filename)
@@ -126,4 +129,3 @@ action = function()
return stdnse.format_output( print_out , output)
end