summaryrefslogtreecommitdiff
path: root/cloudinit/distros
diff options
context:
space:
mode:
authorNate House nathan.house@rackspace.com <>2014-02-06 15:38:30 -0600
committerNate House nathan.house@rackspace.com <>2014-02-06 15:38:30 -0600
commit2afb3d2942c5c9e10688186a345d67a703ea7878 (patch)
treeefd74080162548a04e1d6380caac04d5b185c785 /cloudinit/distros
parent805ac503531d27651f0ad4b1a590a488545a0887 (diff)
parent122085edf26508d7f9cdf930c8a31f089159ccf5 (diff)
downloadvyos-cloud-init-2afb3d2942c5c9e10688186a345d67a703ea7878.tar.gz
vyos-cloud-init-2afb3d2942c5c9e10688186a345d67a703ea7878.zip
Added arch distro class to merge request
Diffstat (limited to 'cloudinit/distros')
-rw-r--r--cloudinit/distros/__init__.py3
-rw-r--r--cloudinit/distros/arch.py225
2 files changed, 227 insertions, 1 deletions
diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py
index a912f373..8fc0da9f 100644
--- a/cloudinit/distros/__init__.py
+++ b/cloudinit/distros/__init__.py
@@ -41,7 +41,8 @@ OSFAMILIES = {
'redhat': ['fedora', 'rhel'],
'gentoo': ['gentoo'],
'freebsd': ['freebsd'],
- 'suse': ['sles']
+ 'suse': ['sles'],
+ 'arch': ['arch'],
}
LOG = logging.getLogger(__name__)
diff --git a/cloudinit/distros/arch.py b/cloudinit/distros/arch.py
new file mode 100644
index 00000000..fc5eee66
--- /dev/null
+++ b/cloudinit/distros/arch.py
@@ -0,0 +1,225 @@
+# vi: ts=4 expandtab
+#
+# Copyright (C) 2014 Rackspace, US Inc.
+#
+# Author: Nate House <nathan.house@rackspace.com>
+#
+# 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/>.
+
+from cloudinit import distros
+from cloudinit import helpers
+from cloudinit import log as logging
+from cloudinit import util
+
+from cloudinit.distros import net_util
+from cloudinit.distros.parsers.hostname import HostnameConf
+
+from cloudinit.settings import PER_INSTANCE
+
+LOG = logging.getLogger(__name__)
+
+
+class Distro(distros.Distro):
+ locale_conf_fn = "/etc/locale.gen"
+ network_conf_dir = "/etc/netctl"
+ tz_conf_fn = "/etc/timezone"
+ tz_local_fn = "/etc/localtime"
+ resolv_conf_fn = "/etc/resolv.conf"
+ init_cmd = ['systemctl'] # init scripts
+ exclude_modules = [
+ 'grub-dpkg',
+ 'apt-configure',
+ 'apt-pipelining',
+ 'yum-add-repo',
+ ]
+
+ 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 = 'arch'
+ cfg['ssh_svcname'] = 'sshd'
+
+ def apply_locale(self, locale, out_fn=None):
+ if not out_fn:
+ out_fn = self.locale_conf_fn
+ util.subp(['locale-gen', '-G', locale], capture=False)
+ # "" provides trailing newline during join
+ lines = [
+ util.make_header(),
+ 'LANG="%s"' % (locale),
+ "",
+ ]
+ util.write_file(out_fn, "\n".join(lines))
+
+ def install_packages(self, pkglist):
+ self.update_package_sources()
+ self.package_command('', pkgs=pkglist)
+
+ def _write_network(self, settings):
+ entries = net_util.translate_network(settings)
+ LOG.debug("Translated ubuntu style network settings %s into %s",
+ settings, entries)
+ dev_names = entries.keys()
+ # Format for netctl
+ for (dev, info) in entries.iteritems():
+ nameservers = []
+ net_fn = self.network_conf_dir + dev
+ net_cfg = {
+ 'Connection': 'ethernet',
+ 'Interface': dev,
+ 'IP': info.get('bootproto'),
+ 'Address': "('%s/%s')" % (info.get('address'),
+ info.get('netmask')),
+ 'Gateway': info.get('gateway'),
+ 'DNS': str(tuple(info.get('dns-nameservers'))).replace(',', '')
+ }
+ util.write_file(net_fn, convert_netctl(net_cfg))
+ if info.get('auto'):
+ self._enable_interface(dev)
+ if 'dns-nameservers' in info:
+ nameservers.extend(info['dns-nameservers'])
+
+ if nameservers:
+ util.write_file(self.resolve_conf_fn,
+ convert_resolv_conf(nameservers))
+
+ return dev_names
+
+ def _enable_interface(self, device_name):
+ cmd = ['netctl', 'reenable', device_name]
+ try:
+ (_out, err) = util.subp(cmd)
+ if len(err):
+ LOG.warn("Running %s resulted in stderr output: %s", cmd, err)
+ except util.ProcessExecutionError:
+ util.logexc(LOG, "Running interface command %s failed", cmd)
+
+ def _bring_up_interface(self, device_name):
+ cmd = ['netctl', 'restart', device_name]
+ LOG.debug("Attempting to run bring up interface %s using command %s",
+ device_name, cmd)
+ try:
+ (_out, err) = util.subp(cmd)
+ if len(err):
+ LOG.warn("Running %s resulted in stderr output: %s", cmd, err)
+ return True
+ except util.ProcessExecutionError:
+ util.logexc(LOG, "Running interface command %s failed", cmd)
+ return False
+
+ def _bring_up_interfaces(self, device_names):
+ for d in device_names:
+ if not self._bring_up_interface(d):
+ return False
+ return True
+
+ 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 _write_hostname(self, your_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(your_hostname)
+ util.write_file(out_fn, str(conf), 0644)
+
+ def _read_system_hostname(self):
+ sys_hostname = self._read_hostname(self.hostname_conf_fn)
+ return (self.hostname_conf_fn, sys_hostname)
+
+ 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 set_timezone(self, tz):
+ tz_file = self._find_tz_file(tz)
+ # Note: "" provides trailing newline during join
+ tz_lines = [
+ util.make_header(),
+ str(tz),
+ "",
+ ]
+ util.write_file(self.tz_conf_fn, "\n".join(tz_lines))
+ # 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 = ['pacman']
+ # Redirect output
+ cmd.append("-Sy")
+ cmd.append("--quiet")
+ cmd.append("--noconfirm")
+
+ if args and isinstance(args, str):
+ cmd.append(args)
+ elif args and isinstance(args, list):
+ cmd.extend(args)
+
+ if command:
+ cmd.append(command)
+
+ 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,
+ ["-y"], freq=PER_INSTANCE)
+
+
+def convert_netctl(settings):
+ """Returns a settings string formatted for netctl."""
+ result = ''
+ if isinstance(settings, dict):
+ for k, v in settings.items():
+ result = result + '%s=%s\n' % (k, v)
+ return result
+
+
+def convert_resolv_conf(settings):
+ """Returns a settings string formatted for resolv.conf."""
+ result = ''
+ if isinstance(settings, list):
+ for ns in list:
+ result = result + 'nameserver %s\n' % ns
+ return result