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Diffstat (limited to 'cloudinit/distros/sles.py')
| -rw-r--r-- | cloudinit/distros/sles.py | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/cloudinit/distros/sles.py b/cloudinit/distros/sles.py new file mode 100644 index 00000000..e068b4bd --- /dev/null +++ b/cloudinit/distros/sles.py @@ -0,0 +1,226 @@ +# vi: ts=4 expandtab +# +# Copyright (C) 2013 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 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('-t') + # Do not check the keys, we assume that the initial repos configured + # in the image can be trusted + cmd.append('--no-gpg-checks') + + # 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) + + # Copied from parent class and modified to use short option names since + # the SLES command doesn't support long names (yet). This method can be + # removed when SLES finally catches up. + def lock_passwd(self, name): + """ + Lock the password of a user, i.e., disable password logins + """ + try: + util.subp(['passwd', '-l', name]) + except Exception as e: + util.logexc(LOG, 'Failed to disable password for user %s', name) + raise e + + # Copied from parent class and modified to use short option names since + # the SLES command doesn't support long names (yet). This method can be + # removed when SLES finally catches up. + def set_passwd(self, user, passwd, hashed=False): + pass_string = '%s:%s' % (user, passwd) + cmd = ['chpasswd'] + if hashed: + cmd.append('-e') + try: + util.subp(cmd, pass_string, logstring="chpasswd for %s" % user) + except Exception as e: + util.logexc(LOG, "Failed to set password for %s", user) + raise e + return True |