freeipa/ipa-server/ipaserver/ntpinstance.py
Simo Sorce 0ae42b28de Start ntpd first unless we do not want it.
Make sure we do sync the clock leaping to the current correct time.
This avoids problems with bad dates on certificates, etc..
2008-02-20 11:03:46 -05:00

97 lines
3.2 KiB
Python

# Authors: Karl MacMillan <kmacmillan@redhat.com>
#
# Copyright (C) 2007 Red Hat
# see file 'COPYING' for use and warranty information
#
# 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; version 2 only
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import shutil
import service
import sysrestore
from ipa import ipautil
class NTPInstance(service.Service):
def __init__(self):
service.Service.__init__(self, "ntpd")
def __write_config(self):
# The template sets the config to point towards ntp.pool.org, but
# they request that software not point towards the default pool.
# We use the OS variable to point it towards either the rhel
# or fedora pools. Other distros should be added in the future
# or we can get our own pool.
os = ""
if ipautil.file_exists("/etc/fedora-release"):
os = "fedora"
elif ipautil.file_exists("/etc/redhat-release"):
os = "rhel"
sub_dict = { }
sub_dict["SERVERA"] = "0.%s.pool.ntp.org" % os
sub_dict["SERVERB"] = "1.%s.pool.ntp.org" % os
sub_dict["SERVERC"] = "2.%s.pool.ntp.org" % os
ntp_conf = ipautil.template_file(ipautil.SHARE_DIR + "ntp.conf.server.template", sub_dict)
ntp_sysconf = ipautil.template_file(ipautil.SHARE_DIR + "ntpd.sysconfig.template", {})
sysrestore.backup_file("/etc/ntp.conf")
sysrestore.backup_file("/etc/sysconfig/ntpd")
fd = open("/etc/ntp.conf", "w")
fd.write(ntp_conf)
fd.close()
fd = open("/etc/sysconfig/ntpd", "w")
fd.write(ntp_sysconf)
fd.close()
def __stop(self):
self.backup_state("running", self.is_running())
self.stop()
def __start(self):
self.start()
def __enable(self):
self.backup_state("enabled", self.is_enabled())
self.chkconfig_on()
def create_instance(self):
# we might consider setting the date manually using ntpd -qg in case
# the current time is very far off.
self.step("stopping ntpd", self.__stop)
self.step("writing configuration", self.__write_config)
self.step("configuring ntpd to start on boot", self.__enable)
self.step("starting ntpd", self.__start)
self.start_creation("Configuring ntpd")
def uninstall(self):
running = self.restore_state("running")
enabled = self.restore_state("enabled")
if not running is None:
self.stop()
if not enabled is None and not enabled:
self.chkconfig_off()
sysrestore.restore_file("/etc/ntp.conf")
if not running is None and running:
self.start()