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# vi: ts=4 expandtab
#
# Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
#
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
#
# Leaning very heavily on the RHEL and Debian implementation
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3, as
# published by the Free Software Foundation.
#
# 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, see <http://www.gnu.org/licenses/>.
import os
from cloudinit import distros
from cloudinit.distros.parsers.hostname import HostnameConf
from cloudinit import helpers
from cloudinit import log as logging
from cloudinit import util
from cloudinit.distros import rhel_util
from cloudinit.settings import PER_INSTANCE
LOG = logging.getLogger(__name__)
class Distro(distros.Distro):
clock_conf_fn = '/etc/sysconfig/clock'
locale_conf_fn = '/etc/sysconfig/language'
network_conf_fn = '/etc/sysconfig/network'
hostname_conf_fn = '/etc/HOSTNAME'
network_script_tpl = '/etc/sysconfig/network/ifcfg-%s'
resolve_conf_fn = '/etc/resolv.conf'
tz_local_fn = '/etc/localtime'
tz_zone_dir = '/usr/share/zoneinfo'
def __init__(self, name, cfg, paths):
distros.Distro.__init__(self, name, cfg, paths)
# This will be used to restrict certain
# calls from repeatly happening (when they
# should only happen say once per instance...)
self._runner = helpers.Runners(paths)
self.osfamily = 'suse'
def install_packages(self, pkglist):
self.package_command('install', args='-l', pkgs=pkglist)
def _write_network(self, settings):
# Convert debian settings to ifcfg format
entries = rhel_util.translate_network(settings)
LOG.debug("Translated ubuntu style network settings %s into %s",
settings, entries)
# Make the intermediate format as the suse format...
nameservers = []
searchservers = []
dev_names = entries.keys()
for (dev, info) in entries.iteritems():
net_fn = self.network_script_tpl % (dev)
mode = info.get('auto')
if mode and mode.lower() == 'true':
mode = 'auto'
else:
mode = 'manual'
net_cfg = {
'BOOTPROTO': info.get('bootproto'),
'BROADCAST': info.get('broadcast'),
'GATEWAY': info.get('gateway'),
'IPADDR': info.get('address'),
'LLADDR': info.get('hwaddress'),
'NETMASK': info.get('netmask'),
'STARTMODE': mode,
'USERCONTROL': 'no'
}
if dev != 'lo':
net_cfg['ETHERDEVICE'] = dev
net_cfg['ETHTOOL_OPTIONS'] = ''
else:
net_cfg['FIREWALL'] = 'no'
rhel_util.update_sysconfig_file(net_fn, net_cfg, True)
if 'dns-nameservers' in info:
nameservers.extend(info['dns-nameservers'])
if 'dns-search' in info:
searchservers.extend(info['dns-search'])
if nameservers or searchservers:
rhel_util.update_resolve_conf_file(self.resolve_conf_fn,
nameservers, searchservers)
return dev_names
def apply_locale(self, locale, out_fn=None):
if not out_fn:
out_fn = self.locale_conf_fn
locale_cfg = {
'RC_LANG': locale,
}
rhel_util.update_sysconfig_file(out_fn, locale_cfg)
def _write_hostname(self, hostname, out_fn):
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), 0644)
def _select_hostname(self, hostname, fqdn):
# Prefer the short hostname over the long
# fully qualified domain name
if not hostname:
return fqdn
return hostname
def _read_system_hostname(self):
host_fn = self.hostname_conf_fn
return (host_fn, self._read_hostname(host_fn))
def _read_hostname_conf(self, filename):
conf = HostnameConf(util.load_file(filename))
conf.parse()
return conf
def _read_hostname(self, filename, default=None):
hostname = None
try:
conf = self._read_hostname_conf(filename)
hostname = conf.hostname
except IOError:
pass
if not hostname:
return default
return hostname
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 set_timezone(self, tz):
# TODO(harlowja): move this code into
# the parent distro...
tz_file = os.path.join(self.tz_zone_dir, str(tz))
if not os.path.isfile(tz_file):
raise RuntimeError(("Invalid timezone %s,"
" no file found at %s") % (tz, tz_file))
# Adjust the sysconfig clock zone setting
clock_cfg = {
'TIMEZONE': str(tz),
}
rhel_util.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 package_command(self, command, args=None, pkgs=None):
if pkgs is None:
pkgs = []
cmd = ['zypper']
# No user interaction possible, enable non-interactive mode
cmd.append('--non-interactive')
# Comand is the operation, such as install
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)
util.subp(cmd, capture=False)
def update_package_sources(self):
self._runner.run("update-sources", self.package_command,
['refresh'], freq=PER_INSTANCE)
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