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# Copyright (C) 2012 Canonical Ltd.
# Copyright (C) 2012, 2013 Hewlett-Packard Development Company, L.P.
# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
#
# This file is part of cloud-init. See LICENSE file for license information.
import logging
import os
from cloudinit import distros, helpers, subp, util
from cloudinit.distros import PackageList, rhel_util
from cloudinit.distros.parsers.hostname import HostnameConf
from cloudinit.settings import PER_ALWAYS, PER_INSTANCE
LOG = logging.getLogger(__name__)
class Distro(distros.Distro):
# See: https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Networking_Guide/sec-Network_Configuration_Using_sysconfig_Files.html # noqa
clock_conf_fn = "/etc/sysconfig/clock"
locale_conf_fn = "/etc/sysconfig/i18n"
systemd_locale_conf_fn = "/etc/locale.conf"
network_conf_fn = "/etc/sysconfig/network"
hostname_conf_fn = "/etc/sysconfig/network"
systemd_hostname_conf_fn = "/etc/hostname"
tz_local_fn = "/etc/localtime"
usr_lib_exec = "/usr/libexec"
# RHEL and derivatives use NetworkManager DHCP client by default.
# But if NM is configured with using dhclient ("dhcp=dhclient" statement)
# then the following location is used:
# /var/lib/NetworkManager/dhclient-<uuid>-<network_interface>.lease
dhclient_lease_directory = "/var/lib/NetworkManager"
dhclient_lease_file_regex = r"dhclient-[\w-]+\.lease"
renderer_configs = {
"sysconfig": {
"control": "etc/sysconfig/network",
"iface_templates": "%(base)s/network-scripts/ifcfg-%(name)s",
"route_templates": {
"ipv4": "%(base)s/network-scripts/route-%(name)s",
"ipv6": "%(base)s/network-scripts/route6-%(name)s",
},
}
}
# Should be fqdn if we can use it
# See: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/5/html/deployment_guide/ch-sysconfig # noqa: E501
prefer_fqdn = True
def __init__(self, name, cfg, paths):
distros.Distro.__init__(self, name, cfg, paths)
# This will be used to restrict certain
# calls from repeatedly happening (when they
# should only happen say once per instance...)
self._runner = helpers.Runners(paths)
self.osfamily = "redhat"
self.default_locale = "en_US.UTF-8"
self.system_locale = None
cfg["ssh_svcname"] = "sshd"
def install_packages(self, pkglist: PackageList):
self.package_command("install", pkgs=pkglist)
def get_locale(self):
"""Return the default locale if set, else use system locale"""
# read system locale value
if not self.system_locale:
self.system_locale = self._read_system_locale()
# Return system_locale setting if valid, else use default locale
return (
self.system_locale if self.system_locale else self.default_locale
)
def apply_locale(self, locale, out_fn=None):
if self.uses_systemd():
if not out_fn:
out_fn = self.systemd_locale_conf_fn
else:
if not out_fn:
out_fn = self.locale_conf_fn
locale_cfg = {
"LANG": locale,
}
rhel_util.update_sysconfig_file(out_fn, locale_cfg)
def _read_system_locale(self, keyname="LANG"):
"""Read system default locale setting, if present"""
if self.uses_systemd():
locale_fn = self.systemd_locale_conf_fn
else:
locale_fn = self.locale_conf_fn
if not locale_fn:
raise ValueError("Invalid path: %s" % locale_fn)
if os.path.exists(locale_fn):
(_exists, contents) = rhel_util.read_sysconfig_file(locale_fn)
if keyname in contents:
return contents[keyname]
else:
return None
def _write_hostname(self, hostname, filename):
# systemd will never update previous-hostname for us, so
# we need to do it ourselves
if self.uses_systemd() and filename.endswith("/previous-hostname"):
conf = HostnameConf("")
conf.set_hostname(hostname)
util.write_file(filename, str(conf), 0o644)
elif self.uses_systemd():
create_hostname_file = util.get_cfg_option_bool(
self._cfg, "create_hostname_file", True
)
if create_hostname_file:
subp.subp(["hostnamectl", "set-hostname", str(hostname)])
else:
subp.subp(
[
"hostnamectl",
"set-hostname",
"--transient",
str(hostname),
]
)
LOG.info(
"create_hostname_file is False; hostname set transiently"
)
else:
host_cfg = {
"HOSTNAME": hostname,
}
rhel_util.update_sysconfig_file(filename, host_cfg)
def _read_system_hostname(self):
if self.uses_systemd():
host_fn = self.systemd_hostname_conf_fn
else:
host_fn = self.hostname_conf_fn
return (host_fn, self._read_hostname(host_fn))
def _read_hostname(self, filename, default=None):
if self.uses_systemd() and filename.endswith("/previous-hostname"):
return util.load_text_file(filename).strip()
elif self.uses_systemd():
(out, _err) = subp.subp(["hostname"])
out = out.strip()
if len(out):
return out
else:
return default
else:
(_exists, contents) = rhel_util.read_sysconfig_file(filename)
if "HOSTNAME" in contents:
return contents["HOSTNAME"]
else:
return default
def set_timezone(self, tz):
tz_file = self._find_tz_file(tz)
if self.uses_systemd():
# Currently, timedatectl complains if invoked during startup
# so for compatibility, create the link manually.
util.del_file(self.tz_local_fn)
util.sym_link(tz_file, self.tz_local_fn)
else:
# Adjust the sysconfig clock zone setting
clock_cfg = {
"ZONE": 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 = []
if subp.which("dnf"):
LOG.debug("Using DNF for package management")
cmd = ["dnf"]
else:
LOG.debug("Using YUM for package management")
# the '-t' argument makes yum tolerant of errors on the command
# line with regard to packages.
#
# For example: if you request to install foo, bar and baz and baz
# is installed; yum won't error out complaining that baz is already
# installed.
cmd = ["yum", "-t"]
# Determines whether or not yum prompts for confirmation
# of critical actions. We don't want to prompt...
cmd.append("-y")
if args and isinstance(args, str):
cmd.append(args)
elif args and isinstance(args, list):
cmd.extend(args)
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, *, force=False):
self._runner.run(
"update-sources",
self.package_command,
["makecache"],
freq=PER_ALWAYS if force else PER_INSTANCE,
)
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| __pycache__ | Folder | 0755 |
|
|
| package_management | Folder | 0755 |
|
|
| parsers | Folder | 0755 |
|
|
| OpenCloudOS.py | File | 277 B | 0644 |
|
| TencentOS.py | File | 277 B | 0644 |
|
| __init__.py | File | 65.89 KB | 0644 |
|
| almalinux.py | File | 151 B | 0644 |
|
| alpine.py | File | 24.35 KB | 0644 |
|
| amazon.py | File | 907 B | 0644 |
|
| aosc.py | File | 4.38 KB | 0644 |
|
| arch.py | File | 4.92 KB | 0644 |
|
| azurelinux.py | File | 2.35 KB | 0644 |
|
| bsd.py | File | 6.34 KB | 0644 |
|
| bsd_utils.py | File | 1.41 KB | 0644 |
|
| centos.py | File | 151 B | 0644 |
|
| cloudlinux.py | File | 151 B | 0644 |
|
| cos.py | File | 247 B | 0644 |
|
| debian.py | File | 10.6 KB | 0644 |
|
| dragonflybsd.py | File | 230 B | 0644 |
|
| eurolinux.py | File | 151 B | 0644 |
|
| fedora.py | File | 437 B | 0644 |
|
| freebsd.py | File | 8.53 KB | 0644 |
|
| gentoo.py | File | 4.87 KB | 0644 |
|
| mariner.py | File | 1.7 KB | 0644 |
|
| miraclelinux.py | File | 151 B | 0644 |
|
| netbsd.py | File | 5.51 KB | 0644 |
|
| networking.py | File | 10.81 KB | 0644 |
|
| openbsd.py | File | 2.37 KB | 0644 |
|
| openeuler.py | File | 275 B | 0644 |
|
| openmandriva.py | File | 237 B | 0644 |
|
| opensuse-leap.py | File | 247 B | 0644 |
|
| opensuse-microos.py | File | 247 B | 0644 |
|
| opensuse-tumbleweed.py | File | 247 B | 0644 |
|
| opensuse.py | File | 9.96 KB | 0644 |
|
| photon.py | File | 5.36 KB | 0644 |
|
| raspberry_pi_os.py | File | 2.2 KB | 0644 |
|
| rhel.py | File | 7.98 KB | 0644 |
|
| rhel_util.py | File | 1.4 KB | 0644 |
|
| rocky.py | File | 151 B | 0644 |
|
| sle-micro.py | File | 247 B | 0644 |
|
| sle_hpc.py | File | 247 B | 0644 |
|
| sles.py | File | 247 B | 0644 |
|
| suse.py | File | 81 B | 0644 |
|
| ubuntu.py | File | 2.32 KB | 0644 |
|
| ug_util.py | File | 9.77 KB | 0644 |
|
| virtuozzo.py | File | 151 B | 0644 |
|