Файловый менеджер

Файловый менеджер - Редактировать - /snap/core18/2846/usr/lib/python3/dist-packages/cloudinit/distros/gentoo.py

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# Copyright (C) 2014 Rackspace, US Inc. # Copyright (C) 2016 Matthew Thode. # # Author: Nate House <nathan.house@rackspace.com> # Author: Matthew Thode <prometheanfire@gentoo.org> # # This file is part of cloud-init. See LICENSE file for license information. from cloudinit import distros, helpers from cloudinit import log as logging from cloudinit import subp, 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/env.d/02locale" locale_gen_fn = "/etc/locale.gen" network_conf_fn = "/etc/conf.d/net" hostname_conf_fn = "/etc/conf.d/hostname" init_cmd = ["rc-service"] # init scripts default_locale = "en_US.UTF-8" # C.UTF8 makes sense to generate, but is not selected # Add /etc/locale.gen entries to this list to support more locales locales = ["C.UTF8 UTF-8", "en_US.UTF-8 UTF-8"] 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 = "gentoo" # Fix sshd restarts cfg["ssh_svcname"] = "/etc/init.d/sshd" if distros.uses_systemd(): LOG.error("Cloud-init does not support systemd with gentoo") def apply_locale(self, _, out_fn=None): """rc-only - not compatible with systemd Locales need to be added to /etc/locale.gen and generated prior to selection. Default to en_US.UTF-8 for simplicity. """ util.write_file(self.locale_gen_fn, "\n".join(self.locales), mode=644) # generate locales subp.subp(["locale-gen"], capture=False) # select locale subp.subp( ["eselect", "locale", "set", self.default_locale], capture=False ) 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() nameservers = [] for (dev, info) in entries.items(): if "dns-nameservers" in info: nameservers.extend(info["dns-nameservers"]) if dev == "lo": continue net_fn = self.network_conf_fn + "." + dev dns_nameservers = info.get("dns-nameservers") if isinstance(dns_nameservers, (list, tuple)): dns_nameservers = str(tuple(dns_nameservers)).replace(",", "") # eth0, {'auto': True, 'ipv6': {}, 'bootproto': 'dhcp'} # lo, {'dns-nameservers': ['10.0.1.3'], 'ipv6': {}, 'auto': True} results = "" if info.get("bootproto") == "dhcp": results += 'config_{name}="dhcp"'.format(name=dev) else: results += ( 'config_{name}="{ip_address} netmask {netmask}"\n' 'mac_{name}="{hwaddr}"\n' ).format( name=dev, ip_address=info.get("address"), netmask=info.get("netmask"), hwaddr=info.get("hwaddress"), ) results += 'routes_{name}="default via {gateway}"\n'.format( name=dev, gateway=info.get("gateway") ) if info.get("dns-nameservers"): results += 'dns_servers_{name}="{dnsservers}"\n'.format( name=dev, dnsservers=dns_nameservers ) util.write_file(net_fn, results) self._create_network_symlink(dev) if info.get("auto"): cmd = [ "rc-update", "add", "net.{name}".format(name=dev), "default", ] try: (_out, err) = subp.subp(cmd) if len(err): LOG.warning( "Running %s resulted in stderr output: %s", cmd, err, ) except subp.ProcessExecutionError: util.logexc( LOG, "Running interface command %s failed", cmd ) if nameservers: util.write_file( self.resolve_conf_fn, convert_resolv_conf(nameservers) ) return dev_names @staticmethod def _create_network_symlink(interface_name): file_path = "/etc/init.d/net.{name}".format(name=interface_name) if not util.is_link(file_path): util.sym_link("/etc/init.d/net.lo", file_path) def _bring_up_interface(self, device_name): cmd = ["/etc/init.d/net.%s" % device_name, "restart"] LOG.debug( "Attempting to run bring up interface %s using command %s", device_name, cmd, ) try: (_out, err) = subp.subp(cmd) if len(err): LOG.warning( "Running %s resulted in stderr output: %s", cmd, err ) return True except subp.ProcessExecutionError: util.logexc(LOG, "Running interface command %s failed", cmd) return False def _bring_up_interfaces(self, device_names): use_all = False for d in device_names: if d == "all": use_all = True if use_all: # Grab device names from init scripts cmd = ["ls", "/etc/init.d/net.*"] try: (_out, err) = subp.subp(cmd) if len(err): LOG.warning( "Running %s resulted in stderr output: %s", cmd, err ) except subp.ProcessExecutionError: util.logexc(LOG, "Running interface command %s failed", cmd) return False devices = [x.split(".")[2] for x in _out.split(" ")] return distros.Distro._bring_up_interfaces(self, devices) else: return distros.Distro._bring_up_interfaces(self, device_names) def _write_hostname(self, hostname, filename): conf = None try: # Try to update the previous one # so lets see if we can read it first. conf = self._read_hostname_conf(filename) except IOError: pass if not conf: conf = HostnameConf("") # Many distro's format is the hostname by itself, and that is the # way HostnameConf works but gentoo expects it to be in # hostname="the-actual-hostname" conf.set_hostname('hostname="%s"' % hostname) util.write_file(filename, str(conf), 0o644) def _read_system_hostname(self): sys_hostname = self._read_hostname(self.hostname_conf_fn) return self.hostname_conf_fn, sys_hostname @staticmethod def _read_hostname_conf(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): distros.set_etc_timezone(tz=tz, tz_file=self._find_tz_file(tz)) def package_command(self, command, args=None, pkgs=None): cmd = list("emerge") # Redirect output cmd.append("--quiet") if command == "upgrade": cmd.extend(["--update", "world"]) else: if pkgs is None: pkgs = [] 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) subp.subp(cmd, capture=False) def update_package_sources(self): self._runner.run( "update-sources", self.package_command, ["--sync"], freq=PER_INSTANCE, ) def convert_resolv_conf(settings): """Returns a settings string formatted for resolv.conf.""" result = "" if isinstance(settings, list): for ns in settings: result += "nameserver %s\n" % ns return result # vi: ts=4 expandtab

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