/usr/lib/python2.7/dist-packages/linkcheck/logger/blacklist.py is in linkchecker 9.3-5.
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 | # -*- coding: iso-8859-1 -*-
# Copyright (C) 2000-2014 Bastian Kleineidam
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
A blacklist logger.
"""
import os
import codecs
from . import _Logger
class BlacklistLogger (_Logger):
"""
Updates a blacklist of wrong links. If a link on the blacklist
is working (again), it is removed from the list. So after n days
we have only links on the list which failed for n days.
"""
LoggerName = "blacklist"
LoggerArgs = {
"filename": "~/.linkchecker/blacklist",
}
def __init__ (self, **kwargs):
"""Intialize with old blacklist data (if found, else not)."""
args = self.get_args(kwargs)
super(BlacklistLogger, self).__init__(**args)
self.init_fileoutput(args)
self.blacklist = {}
if self.filename is not None and os.path.exists(self.filename):
self.read_blacklist()
def comment (self, s, **args):
"""
Write nothing.
"""
pass
def log_url (self, url_data):
"""
Put invalid url in blacklist, delete valid url from blacklist.
"""
key = (url_data.parent_url, url_data.cache_url)
key = repr(key)
if key in self.blacklist:
if url_data.valid:
del self.blacklist[key]
else:
self.blacklist[key] += 1
else:
if not url_data.valid:
self.blacklist[key] = 1
def end_output (self, **kwargs):
"""
Write blacklist file.
"""
self.write_blacklist()
def read_blacklist (self):
"""
Read a previously stored blacklist from file fd.
"""
with codecs.open(self.filename, 'r', self.output_encoding,
self.codec_errors) as fd:
for line in fd:
line = line.rstrip()
if line.startswith('#') or not line:
continue
value, key = line.split(None, 1)
self.blacklist[key] = int(value)
def write_blacklist (self):
"""
Write the blacklist.
"""
oldmask = os.umask(0077)
for key, value in self.blacklist.items():
self.write(u"%d %s%s" % (value, repr(key), os.linesep))
self.close_fileoutput()
# restore umask
os.umask(oldmask)
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