bootstrap-vz/bootstrapvz/plugins/ntp/tasks.py
Andrew Bogott b9dda552db flake8: resolve W605 'invalid escape sequence' warnings
This patch scares me since every fix involves adding a character
to a regex.  I am /pretty sure/ that this is a no-op but I don't
have the capacity to test this beyond what tox can do.
2019-03-05 19:01:05 +00:00

34 lines
1.1 KiB
Python

from __future__ import print_function
from bootstrapvz.base import Task
from bootstrapvz.common import phases
class AddNtpPackage(Task):
description = 'Adding NTP Package'
phase = phases.preparation
@classmethod
def run(cls, info):
info.packages.add('ntp')
class SetNtpServers(Task):
description = 'Setting NTP servers'
phase = phases.system_modification
@classmethod
def run(cls, info):
import fileinput
import os
import re
ntp_path = os.path.join(info.root, 'etc/ntp.conf')
servers = list(info.manifest.plugins['ntp']['servers'])
debian_ntp_server = re.compile('.*[0-9]\\.debian\\.pool\\.ntp\\.org.*')
for line in fileinput.input(files=ntp_path, inplace=True):
# Will write all the specified servers on the first match, then supress all other default servers
if re.match(debian_ntp_server, line):
while servers:
print('server {server_address} iburst'.format(server_address=servers.pop(0)))
else:
print(line, end='')