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# Copyright (C) 2017 SUSE LLC
# Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
#
# Author: Robert Schweikert <rjschwei@suse.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
#
# Leaning very heavily on the RHEL and Debian implementation
#
# This file is part of cloud-init. See LICENSE file for license information.
from cloudinit import distros
from cloudinit.distros.parsers.hostname import HostnameConf
from cloudinit import helpers
from cloudinit import log as logging
from cloudinit import subp
from cloudinit import util
from cloudinit.distros import rhel_util as rhutil
from cloudinit.settings import PER_INSTANCE
LOG = logging.getLogger(__name__)
class Distro(distros.Distro):
clock_conf_fn = '/etc/sysconfig/clock'
hostname_conf_fn = '/etc/HOSTNAME'
init_cmd = ['service']
locale_conf_fn = '/etc/sysconfig/language'
network_conf_fn = '/etc/sysconfig/network/config'
network_script_tpl = '/etc/sysconfig/network/ifcfg-%s'
resolve_conf_fn = '/etc/resolv.conf'
route_conf_tpl = '/etc/sysconfig/network/ifroute-%s'
systemd_hostname_conf_fn = '/etc/hostname'
systemd_locale_conf_fn = '/etc/locale.conf'
tz_local_fn = '/etc/localtime'
renderer_configs = {
'sysconfig': {
'control': 'etc/sysconfig/network/config',
'flavor': 'suse',
'iface_templates': '%(base)s/network/ifcfg-%(name)s',
'netrules_path': (
'etc/udev/rules.d/85-persistent-net-cloud-init.rules'),
'route_templates': {
'ipv4': '%(base)s/network/ifroute-%(name)s',
'ipv6': '%(base)s/network/ifroute-%(name)s',
}
}
}
def __init__(self, name, cfg, paths):
distros.Distro.__init__(self, name, cfg, paths)
self._runner = helpers.Runners(paths)
self.osfamily = 'suse'
cfg['ssh_svcname'] = 'sshd'
if self.uses_systemd():
self.init_cmd = ['systemctl']
cfg['ssh_svcname'] = 'sshd.service'
def apply_locale(self, locale, out_fn=None):
if self.uses_systemd():
if not out_fn:
out_fn = self.systemd_locale_conf_fn
locale_cfg = {'LANG': locale}
else:
if not out_fn:
out_fn = self.locale_conf_fn
locale_cfg = {'RC_LANG': locale}
rhutil.update_sysconfig_file(out_fn, locale_cfg)
def install_packages(self, pkglist):
self.package_command(
'install',
args='--auto-agree-with-licenses',
pkgs=pkglist
)
def package_command(self, command, args=None, pkgs=None):
if pkgs is None:
pkgs = []
# No user interaction possible, enable non-interactive mode
cmd = ['zypper', '--non-interactive']
# Command is the operation, such as install
if command == 'upgrade':
command = 'update'
cmd.append(command)
# args are the arguments to the command, not global options
if args and isinstance(args, str):
cmd.append(args)
elif args and isinstance(args, list):
cmd.extend(args)
pkglist = util.expand_package_list('%s-%s', pkgs)
cmd.extend(pkglist)
# Allow the output of this to flow outwards (ie not be captured)
subp.subp(cmd, capture=False)
def set_timezone(self, tz):
tz_file = self._find_tz_file(tz)
if self.uses_systemd():
# Currently, timedatectl complains if invoked during startup
# so for compatibility, create the link manually.
util.del_file(self.tz_local_fn)
util.sym_link(tz_file, self.tz_local_fn)
else:
# Adjust the sysconfig clock zone setting
clock_cfg = {
'TIMEZONE': str(tz),
}
rhutil.update_sysconfig_file(self.clock_conf_fn, clock_cfg)
# This ensures that the correct tz will be used for the system
util.copy(tz_file, self.tz_local_fn)
def update_package_sources(self):
self._runner.run("update-sources", self.package_command,
['refresh'], freq=PER_INSTANCE)
def _bring_up_interfaces(self, device_names):
if device_names and 'all' in device_names:
raise RuntimeError(('Distro %s can not translate '
'the device name "all"') % (self.name))
return distros.Distro._bring_up_interfaces(self, device_names)
def _read_hostname(self, filename, default=None):
if self.uses_systemd() and filename.endswith('/previous-hostname'):
return util.load_file(filename).strip()
elif self.uses_systemd():
(out, _err) = subp.subp(['hostname'])
if len(out):
return out
else:
return default
else:
try:
conf = self._read_hostname_conf(filename)
hostname = conf.hostname
except IOError:
pass
if not hostname:
return default
return hostname
def _get_localhost_ip(self):
return "127.0.1.1"
def _read_hostname_conf(self, filename):
conf = HostnameConf(util.load_file(filename))
conf.parse()
return conf
def _read_system_hostname(self):
if self.uses_systemd():
host_fn = self.systemd_hostname_conf_fn
else:
host_fn = self.hostname_conf_fn
return (host_fn, self._read_hostname(host_fn))
def _write_hostname(self, hostname, out_fn):
if self.uses_systemd() and out_fn.endswith('/previous-hostname'):
util.write_file(out_fn, hostname)
elif self.uses_systemd():
subp.subp(['hostnamectl', 'set-hostname', str(hostname)])
else:
conf = None
try:
# Try to update the previous one
# so lets see if we can read it first.
conf = self._read_hostname_conf(out_fn)
except IOError:
pass
if not conf:
conf = HostnameConf('')
conf.set_hostname(hostname)
util.write_file(out_fn, str(conf), 0o644)
def _write_network_config(self, netconfig):
return self._supported_write_network_config(netconfig)
@property
def preferred_ntp_clients(self):
"""The preferred ntp client is dependent on the version."""
"""Allow distro to determine the preferred ntp client list"""
if not self._preferred_ntp_clients:
distro_info = util.system_info()['dist']
name = distro_info[0]
major_ver = int(distro_info[1].split('.')[0])
# This is horribly complicated because of a case of
# "we do not care if versions should be increasing syndrome"
if (
(major_ver >= 15 and 'openSUSE' not in name) or
(major_ver >= 15 and 'openSUSE' in name and major_ver != 42)
):
self._preferred_ntp_clients = ['chrony',
'systemd-timesyncd', 'ntp']
else:
self._preferred_ntp_clients = ['ntp',
'systemd-timesyncd', 'chrony']
return self._preferred_ntp_clients
# vi: ts=4 expandtab
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