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#!/usr/bin/python2.7

# coding: utf-8

#

# Univention Management Console module:

#  System Diagnosis UMC module

#

# Copyright 2017 Univention GmbH

#

# http://www.univention.de/

#

# All rights reserved.

#

# The source code of this program is made available

# under the terms of the GNU Affero General Public License version 3

# (GNU AGPL V3) as published by the Free Software Foundation.

#

# Binary versions of this program provided by Univention to you as

# well as other copyrighted, protected or trademarked materials like

# Logos, graphics, fonts, specific documentations and configurations,

# cryptographic keys etc. are subject to a license agreement between

# you and Univention and not subject to the GNU AGPL V3.

#

# In the case you use this program under the terms of the GNU AGPL V3,

# the program is provided 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 Affero General Public License for more details.

#

# You should have received a copy of the GNU Affero General Public

# License with the Debian GNU/Linux or Univention distribution in file

# /usr/share/common-licenses/AGPL-3; if not, see

# <http://www.gnu.org/licenses/>.

import re

import glob

from univention.management.console.modules.diagnostic import Warning

from univention.lib.i18n import Translation

_ = Translation('univention-management-console-module-diagnostic').translate

title = _('Check errors in sources.list files')

description = _('All files ok.')

TRACEBACK_REGEX = re.compile((

	'(?P<start>#\s+)Traceback \(most recent call last\):\n'  # start of exception

	'(?:(?P=start).*\n)+?'                                   # irrelevant lines of detail

	'(?P=start)(?P<exception>[^\s].*)\n'))                   # extract exception

class TracebackFound(Exception):

	def __init__(self, path, exception):

		super(TracebackFound, self).__init__(path, exception)

		self.path = path

		self.exception = exception

	def __str__(self):

		msg = _('Found exception in {path!r}: {exception}')

		return msg.format(path=self.path, exception=self.exception)

def find_tracebacks(path):

	with open(path) as fob:

		content = fob.read()

		for match in TRACEBACK_REGEX.finditer(content):

			yield match.group('exception')

def check_for_tracebacks():

	for path in glob.iglob('/etc/apt/sources.list.d/*'):

		for exception in find_tracebacks(path):

			yield TracebackFound(path, exception)

def run():

	error_descriptions = [str(exc) for exc in check_for_tracebacks()]

	if error_descriptions:

		error_descriptions.append(_('Please check the files for more details.'))

		raise Warning(description='\n'.join(error_descriptions))

if __name__ == '__main__':

	from univention.management.console.modules.diagnostic import main

	main()

"Report-Msgid-Bugs-To: packages@univention.de\n"

"Report-Msgid-Bugs-To: \n"

"POT-Creation-Date: 2016-01-14 12:19+0100\n"

"POT-Creation-Date: 2017-06-13 16:35+0200\n"