151 lines
4.9 KiB
Python
151 lines
4.9 KiB
Python
# Copyright (C) 2014 Rackspace, US Inc.
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#
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# Author: Nate House <nathan.house@rackspace.com>
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#
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# This file is part of cloud-init. See LICENSE file for license information.
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import logging
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from cloudinit import distros, helpers, subp, util
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from cloudinit.distros import PackageList
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from cloudinit.distros.parsers.hostname import HostnameConf
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from cloudinit.net.netplan import CLOUDINIT_NETPLAN_FILE
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from cloudinit.settings import PER_ALWAYS, PER_INSTANCE
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LOG = logging.getLogger(__name__)
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class Distro(distros.Distro):
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locale_gen_fn = "/etc/locale.gen"
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init_cmd = ["systemctl"] # init scripts
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renderer_configs = {
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"netplan": {
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"netplan_path": CLOUDINIT_NETPLAN_FILE,
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"netplan_header": "# generated by cloud-init\n",
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"postcmds": True,
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}
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}
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def __init__(self, name, cfg, paths):
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distros.Distro.__init__(self, name, cfg, paths)
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# This will be used to restrict certain
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# calls from repeatedly happening (when they
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# should only happen say once per instance...)
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self._runner = helpers.Runners(paths)
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self.osfamily = "arch"
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cfg["ssh_svcname"] = "sshd"
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def apply_locale(self, locale, out_fn=None):
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if out_fn is not None and out_fn != "/etc/locale.conf":
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LOG.warning(
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"Invalid locale_configfile %s, only supported "
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"value is /etc/locale.conf",
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out_fn,
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)
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lines = [
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util.make_header(),
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# Hard-coding the charset isn't ideal, but there is no other way.
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"%s UTF-8" % (locale),
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"",
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]
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util.write_file(self.locale_gen_fn, "\n".join(lines))
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subp.subp(["locale-gen"], capture=False)
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# In the future systemd can handle locale-gen stuff:
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# https://github.com/systemd/systemd/pull/9864
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subp.subp(["localectl", "set-locale", locale], capture=False)
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def install_packages(self, pkglist: PackageList):
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self.update_package_sources()
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self.package_command("", pkgs=pkglist)
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def _write_hostname(self, hostname, filename):
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conf = None
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try:
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# Try to update the previous one
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# so lets see if we can read it first.
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conf = self._read_hostname_conf(filename)
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except IOError:
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create_hostname_file = util.get_cfg_option_bool(
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self._cfg, "create_hostname_file", True
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)
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if create_hostname_file:
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pass
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else:
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LOG.info(
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"create_hostname_file is False; hostname file not created"
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)
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return
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if not conf:
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conf = HostnameConf("")
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conf.set_hostname(hostname)
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util.write_file(filename, str(conf), omode="w", mode=0o644)
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def _read_system_hostname(self):
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sys_hostname = self._read_hostname(self.hostname_conf_fn)
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return (self.hostname_conf_fn, sys_hostname)
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def _read_hostname_conf(self, filename):
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conf = HostnameConf(util.load_text_file(filename))
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conf.parse()
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return conf
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def _read_hostname(self, filename, default=None):
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hostname = None
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try:
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conf = self._read_hostname_conf(filename)
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hostname = conf.hostname
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except IOError:
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pass
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if not hostname:
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return default
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return hostname
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# hostname (inetutils) isn't installed per default on arch, so we use
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# hostnamectl which is installed per default (systemd).
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def _apply_hostname(self, hostname):
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LOG.debug(
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"Non-persistently setting the system hostname to %s", hostname
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)
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try:
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subp.subp(["hostnamectl", "--transient", "set-hostname", hostname])
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except subp.ProcessExecutionError:
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util.logexc(
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LOG,
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"Failed to non-persistently adjust the system hostname to %s",
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hostname,
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)
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def set_timezone(self, tz):
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distros.set_etc_timezone(tz=tz, tz_file=self._find_tz_file(tz))
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def package_command(self, command, args=None, pkgs=None):
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if pkgs is None:
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pkgs = []
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cmd = ["pacman", "-Sy", "--quiet", "--noconfirm"]
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# Redirect output
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if args and isinstance(args, str):
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cmd.append(args)
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elif args and isinstance(args, list):
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cmd.extend(args)
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if command == "upgrade":
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command = "-u"
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if command:
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cmd.append(command)
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pkglist = util.expand_package_list("%s-%s", pkgs)
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cmd.extend(pkglist)
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# Allow the output of this to flow outwards (ie not be captured)
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subp.subp(cmd, capture=False)
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def update_package_sources(self, *, force=False):
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self._runner.run(
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"update-sources",
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self.package_command,
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["-y"],
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freq=PER_ALWAYS if force else PER_INSTANCE,
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)
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