Attachment #8910 for bug #36012




#!/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 univention.uldap
from univention.management.console.modules.diagnostic import Warning

from univention.lib.i18n import Translation
_ = Translation('univention-management-console-module-diagnostic').translate

title = _('Check hostname RFC compliance')
description = _('No non-compliant hostnames found.')
links = [{
	'name': 'rfc1123',
	'href': _('https://tools.ietf.org/html/rfc1123#section-2'),
	'label': _('RFC 1123 - 2.1 Host Names and Numbers')
}]

VALID_HOSTNAME = re.compile(r"^(?!-)[A-Z0-9-]{1,63}(?<!-)$", re.IGNORECASE)


def univention_hostnames():
	lo = univention.uldap.getMachineConnection()
	for (dn, attr) in lo.search('(objectClass=univentionHost)', attr=['cn']):
		if dn is not None:
			for hostname in attr.get('cn'):
				yield hostname


def compliant_hostname(hostname):
	return bool(VALID_HOSTNAME.match(hostname))


def non_compliant_hostnames():
	for hostname in univention_hostnames():
		if not compliant_hostname(hostname):
			yield hostname


def run():
	hostnames = list(non_compliant_hostnames())
	if hostnames:
		invalid = _('The following non-compliant hostnames have been found: {hostnames}.')
		problem = _('This may lead to DNS problems.')
		specification = _('Please refer to {rfc1123} for the syntax of host names.')
		description = [invalid.format(hostnames=', '.join(hostnames)), problem, specification]
		raise Warning(description='\n'.join(description))


if __name__ == '__main__':
	from univention.management.console.modules.diagnostic import main
	main()
(pe)
--
.../umc/python/diagnostic/de.po                    | 35 ++++++++++++++++++++--
1 file changed, 33 insertions(+), 2 deletions(-)

Lines 2-9 Link Here

(-)a/management/univention-management-console-module-diagnostic/umc/python/diagnostic/de.po (-3 / +33 lines)
2	msgid ""	2	msgid ""
3	msgstr ""	3	msgstr ""
4	"Project-Id-Version: univention-management-console-module-diagnostic\n"	4	"Project-Id-Version: univention-management-console-module-diagnostic\n"
5	"Report-Msgid-Bugs-To: packages@univention.de\n"	5	"Report-Msgid-Bugs-To: \n"
6	"POT-Creation-Date: 2016-01-14 12:19+0100\n"	6	"POT-Creation-Date: 2017-06-08 14:53+0200\n"
7	"PO-Revision-Date: \n"	7	"PO-Revision-Date: \n"
8	"Last-Translator: Univention GmbH <packages@univention.de>\n"	8	"Last-Translator: Univention GmbH <packages@univention.de>\n"
9	"Language-Team: Univention GmbH <packages@univention.de>\n"	9	"Language-Team: Univention GmbH <packages@univention.de>\n"
Lines 27-32 msgstr "" Link Here
27	msgid "Adjust to suggested limits"	27	msgid "Adjust to suggested limits"
28	msgstr "An vorgeschlagene Limits anpassen"	28	msgstr "An vorgeschlagene Limits anpassen"
29		29
		30	#: umc/python/diagnostic/plugins/hostname_check.py:42
		31	msgid "Check hostname RFC compliance"
		32	msgstr "Überprüfe Rechnernamen auf RFC Konformität"
		33
30	#: umc/python/diagnostic/plugins/gateway.py:11	34	#: umc/python/diagnostic/plugins/gateway.py:11
31	msgid "Gateway is not reachable"	35	msgid "Gateway is not reachable"
32	msgstr "Gateway ist nicht erreichbar"	36	msgstr "Gateway ist nicht erreichbar"
Lines 97-102 msgstr "" Link Here
97	msgid "Nameserver(s) are not responsive"	101	msgid "Nameserver(s) are not responsive"
98	msgstr "Nameserver sind nicht ansprechbar"	102	msgstr "Nameserver sind nicht ansprechbar"
99		103
		104	#: umc/python/diagnostic/plugins/hostname_check.py:43
		105	msgid "No non-compliant hostnames found."
		106	msgstr "Keine nicht konformen Rechnernamen gefunden."
		107
100	#: umc/python/diagnostic/plugins/package_status.py:11	108	#: umc/python/diagnostic/plugins/package_status.py:11
101	msgid "Package status corrupt"	109	msgid "Package status corrupt"
102	msgstr "Paketstatus korrupt"	110	msgstr "Paketstatus korrupt"
Lines 116-121 msgstr "" Link Here
116	"Bitte sicherstellen, dass die DNS-Einstellungen in {setup:network} korrekt "	124	"Bitte sicherstellen, dass die DNS-Einstellungen in {setup:network} korrekt "
117	"konfiguriert sind."	125	"konfiguriert sind."
118		126
		127	#: umc/python/diagnostic/plugins/hostname_check.py:76
		128	#, python-brace-format
		129	msgid "Please refer to {rfc1123} for the syntax of host names."
		130	msgstr "Siehe {rfc1123} für die Syntax von Rechnernamen."
		131
119	#: umc/python/diagnostic/plugins/ssh_connection.py:52	132	#: umc/python/diagnostic/plugins/ssh_connection.py:52
120	#, python-format	133	#, python-format
121	msgid ""	134	msgid ""
Lines 129-134 msgstr "" Link Here
129	msgid "Proxy server failure"	142	msgid "Proxy server failure"
130	msgstr "Proxy-Server-Fehler"	143	msgstr "Proxy-Server-Fehler"
131		144
		145	#: umc/python/diagnostic/plugins/hostname_check.py:47
		146	msgid "RFC 1123 - 2.1 Host Names and Numbers"
		147	msgstr ""
		148
132	#: umc/python/diagnostic/plugins/ssh_connection.py:16	149	#: umc/python/diagnostic/plugins/ssh_connection.py:16
133	msgid "SSH connection to UCS server failed!"	150	msgid "SSH connection to UCS server failed!"
134	msgstr "SSH-Verbindung zu anderem UCS Server fehlgeschlagen!"	151	msgstr "SSH-Verbindung zu anderem UCS Server fehlgeschlagen!"
Lines 149-154 msgstr "" Link Here
149	"Die folgende Liste zeigt die betroffenen entfernten Rechner und den Grund "	166	"Die folgende Liste zeigt die betroffenen entfernten Rechner und den Grund "
150	"für die fehlgeschlagene SSH-Verbindung."	167	"für die fehlgeschlagene SSH-Verbindung."
151		168
		169	#: umc/python/diagnostic/plugins/hostname_check.py:74
		170	#, python-brace-format
		171	msgid "The following non-compliant hostnames have been found: {hostnames}."
		172	msgstr ""
		173	"Die folgenden nicht konformen Rechnernamen wurden gefunden: {hostnames}."
		174
152	#: umc/python/diagnostic/plugins/gateway.py:13	175	#: umc/python/diagnostic/plugins/gateway.py:13
153	#, python-format	176	#, python-format
154	msgid ""	177	msgid ""
Lines 249-254 msgstr "" Link Here
249	"an Samba-Servern unmöglich, Dateioperationen (Kopieren, Verschieben) auf "	272	"an Samba-Servern unmöglich, Dateioperationen (Kopieren, Verschieben) auf "
250	"Freigaben kann fehlschlagen, uvm.)"	273	"Freigaben kann fehlschlagen, uvm.)"
251		274
		275	#: umc/python/diagnostic/plugins/hostname_check.py:75
		276	msgid "This may lead to DNS problems."
		277	msgstr "Dies kann zu DNS Problemen führen."
		278
252	#: umc/python/diagnostic/plugins/proxy.py:83	279	#: umc/python/diagnostic/plugins/proxy.py:83
253	#, python-format	280	#, python-format
254	msgid ""	281	msgid ""
Lines 260-265 msgstr "" Link Here
260	"dass Authentifikations-Zugangsdaten (falls existierend) korrekt sind und die "	287	"dass Authentifikations-Zugangsdaten (falls existierend) korrekt sind und die "
261	"ACL's des Proxy-Servers nicht verbieten, Anfragen an %s zu stellen."	288	"ACL's des Proxy-Servers nicht verbieten, Anfragen an %s zu stellen."
262		289
		290	#: umc/python/diagnostic/plugins/hostname_check.py:46
		291	msgid "https://tools.ietf.org/html/rfc1123#section-2"
		292	msgstr ""
		293
263	#: umc/python/diagnostic/plugins/package_status.py:28	294	#: umc/python/diagnostic/plugins/package_status.py:28
264	msgid "some"	295	msgid "some"
265	msgstr "einigen"	296	msgstr "einigen"
266	-

Return to bug 36012

Line 0 Link Here

(-)a/management/univention-management-console-module-diagnostic/umc/python/diagnostic/plugins/hostname_check.py (-2 / +83 lines)
0	-	1	#!/usr/bin/python2.7
		2	# coding: utf-8
		3	#
		4	# Univention Management Console module:
		5	# System Diagnosis UMC module
		6	#
		7	# Copyright 2017 Univention GmbH
		8	#
		9	# http://www.univention.de/
		10	#
		11	# All rights reserved.
		12	#
		13	# The source code of this program is made available
		14	# under the terms of the GNU Affero General Public License version 3
		15	# (GNU AGPL V3) as published by the Free Software Foundation.
		16	#
		17	# Binary versions of this program provided by Univention to you as
		18	# well as other copyrighted, protected or trademarked materials like
		19	# Logos, graphics, fonts, specific documentations and configurations,
		20	# cryptographic keys etc. are subject to a license agreement between
		21	# you and Univention and not subject to the GNU AGPL V3.
		22	#
		23	# In the case you use this program under the terms of the GNU AGPL V3,
		24	# the program is provided in the hope that it will be useful,
		25	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		26	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		27	# GNU Affero General Public License for more details.
		28	#
		29	# You should have received a copy of the GNU Affero General Public
		30	# License with the Debian GNU/Linux or Univention distribution in file
		31	# /usr/share/common-licenses/AGPL-3; if not, see
		32	# <http://www.gnu.org/licenses/>.
		33
		34	import re
		35
		36	import univention.uldap
		37	from univention.management.console.modules.diagnostic import Warning
		38
		39	from univention.lib.i18n import Translation
		40	_ = Translation('univention-management-console-module-diagnostic').translate
		41
		42	title = _('Check hostname RFC compliance')
		43	description = _('No non-compliant hostnames found.')
		44	links = [{
		45	'name': 'rfc1123',
		46	'href': _('https://tools.ietf.org/html/rfc1123#section-2'),
		47	'label': _('RFC 1123 - 2.1 Host Names and Numbers')
		48	}]
		49
		50	VALID_HOSTNAME = re.compile(r"^(?!-)[A-Z0-9-]{1,63}(?<!-)$", re.IGNORECASE)
		51
		52
		53	def univention_hostnames():
		54	lo = univention.uldap.getMachineConnection()
		55	for (dn, attr) in lo.search('(objectClass=univentionHost)', attr=['cn']):
		56	if dn is not None:
		57	for hostname in attr.get('cn'):
		58	yield hostname
		59
		60
		61	def compliant_hostname(hostname):
		62	return bool(VALID_HOSTNAME.match(hostname))
		63
		64
		65	def non_compliant_hostnames():
66	for hostname in univention_hostnames():
67	if not compliant_hostname(hostname):
68	yield hostname
69
70
71	def run():
72	hostnames = list(non_compliant_hostnames())
73	if hostnames:
74	invalid = _('The following non-compliant hostnames have been found: {hostnames}.')
75	problem = _('This may lead to DNS problems.')
76	specification = _('Please refer to {rfc1123} for the syntax of host names.')
77	description = [invalid.format(hostnames=', '.join(hostnames)), problem, specification]
78	raise Warning(description='\n'.join(description))
79
80
81	if __name__ == '__main__':
82	from univention.management.console.modules.diagnostic import main
83	main()
1	(pe)	84	(pe)
2	--
3	.../umc/python/diagnostic/de.po \| 35 ++++++++++++++++++++--	85	.../umc/python/diagnostic/de.po \| 35 ++++++++++++++++++++--
4	1 file changed, 33 insertions(+), 2 deletions(-)	86	1 file changed, 33 insertions(+), 2 deletions(-)