summaryrefslogtreecommitdiff
path: root/oui-update.py
diff options
context:
space:
mode:
Diffstat (limited to 'oui-update.py')
-rwxr-xr-xoui-update.py85
1 files changed, 0 insertions, 85 deletions
diff --git a/oui-update.py b/oui-update.py
deleted file mode 100755
index 07add9f..0000000
--- a/oui-update.py
+++ /dev/null
@@ -1,85 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-#
-# update-oui.py -- update netsniff-ng oui.conf from official IEEE OUI list
-#
-# Copyright (C) 2013 Tobias Klauser <tklauser@distanz.ch>
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-
-import os
-import sys
-import re
-import getopt
-try:
- from urllib2 import urlopen # Python 2.x
-except ImportError:
- from urllib.request import urlopen # Python 3.x
-
-DEFAULT_OUPUT_FILE = "oui.conf"
-DEFAULT_OUI_URL = "http://standards.ieee.org/develop/regauth/oui/oui.txt"
-
-OUI_PATTERN = re.compile(b"^\s*([a-fA-F0-9]{2})-([a-fA-F0-9]{2})-([a-fA-F0-9]{2})\s+\(hex\)\s+(.*)$")
-
-def usage():
- print("""usage: {0} [OPTION...]
-available options:
- -f force overwrite of existing file
- -o set output file (default: {1})
- -u set URL to fetch OUI list from (default: {2})
- -h show this help and exit""".format(os.path.basename(sys.argv[0]),
- DEFAULT_OUPUT_FILE, DEFAULT_OUI_URL))
-
-def main():
- try:
- opts, args = getopt.getopt(sys.argv[1:], "fo:u:h")
- except getopt.GetoptError as err:
- print(str(err))
- usage()
- sys.exit(-1)
-
- overwrite = False
- output_file = DEFAULT_OUPUT_FILE
- oui_url = DEFAULT_OUI_URL
- for o, a in opts:
- if o == '-f':
- overwrite = True
- elif o == '-o':
- output_file = a
- elif o == '-u':
- oui_url = a
- elif o == '-h':
- usage()
- sys.exit(0)
- else:
- assert False, "unhandled option"
-
- if not overwrite and os.path.exists(output_file):
- print("Error: output file {} already exists".format(output_file))
- sys.exit(-1)
-
- print("Updating OUI information in {} from {}... ".format(output_file, oui_url))
-
- fh_url = urlopen(oui_url)
-
- ouis = []
- for line in fh_url:
- m = OUI_PATTERN.match(line)
- if m:
- oui = "0x{}{}{}".format(m.group(1), m.group(2), m.group(3))
- vendor = m.group(4).rstrip()
- ouis.append((oui, vendor))
-
- fh_file = open(output_file, 'w')
- for oui, vendor in sorted(ouis):
- fh_file.write("{}, {}\n".format(oui, vendor))
-
- fh_url.close()
- fh_file.close()
-
- print("{} OUIs written to {}".format(len(ouis), output_file))
-
-if __name__ == '__main__':
- main()