/usr/share/doc/trac/contrib/htdigest.py is in trac 0.12.5-3~deb7u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (C)2006-2009 Edgewall Software
# Copyright (C) 2006 Matthew Good <matt@matt-good.net>
# All rights reserved.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at http://trac.edgewall.org/wiki/TracLicense.
#
# This software consists of voluntary contributions made by many
# individuals. For the exact contribution history, see the revision
# history and logs, available at http://trac.edgewall.org/log/.
#
# Author: Matthew Good <matt@matt-good.net>
import errno
import fileinput
import sys
from optparse import OptionParser
from getpass import getpass
# The md5 module is deprecated in Python 2.5
try:
from hashlib import md5
except ImportError:
from md5 import md5
def ask_pass():
pass1 = getpass('New password: ')
pass2 = getpass('Re-type new password: ')
if pass1 != pass2:
print >>sys.stderr, "They don't match, sorry"
sys.exit(1)
return pass1
def get_digest(userprefix, password=None):
if password == None:
password = ask_pass()
return make_digest(userprefix, password)
def make_digest(userprefix, password):
return userprefix + md5(userprefix + password).hexdigest()
usage = "%prog [-c] [-b] passwordfile realm username"
parser = OptionParser(usage=usage)
parser.add_option('-c', action='store_true', dest='create', default=False,
help='Create a new file')
parser.add_option('-b', action='store_true', dest='batch', default=False,
help='Batch mode, password on the commandline.')
opts, args = parser.parse_args()
try:
if opts.batch:
filename, realm, username, password = args
else:
filename, realm, username = args
password = None
except ValueError:
parser.error('Wrong number of arguments')
prefix = '%s:%s:' % (username, realm)
if opts.create:
try:
f = open(filename, 'w')
except EnvironmentError, e:
if e.errno == errno.EACCES:
print >>sys.stderr, 'Unable to update file', filename
sys.exit(1)
else:
raise
try:
print >>f, get_digest(prefix, password)
finally:
f.close()
else:
try:
matched = False
for line in fileinput.input(filename, inplace=True):
if line.startswith(prefix):
if not matched:
print get_digest(prefix, password)
matched = True
else:
print line,
if not matched:
f = open(filename, 'a')
try:
print >>f, get_digest(prefix, password)
finally:
f.close()
except EnvironmentError, e:
if e.errno == errno.ENOENT:
print >>sys.stderr, 'Could not open passwd file %s for reading.' \
% filename
print >>sys.stderr, 'Use -c option to create a new one.'
sys.exit(1)
elif e.errno == errno.EACCES:
print >>sys.stderr, 'Unable to update file', filename
sys.exit(1)
else:
raise
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