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import logging
import platform
import re
from typing import List, Optional
import cloudinit.net.netops.bsd_netops as bsd_netops
from cloudinit import distros, helpers, net, subp, util
from cloudinit.distros import PackageList, bsd_utils
from cloudinit.distros.networking import BSDNetworking
LOG = logging.getLogger(__name__)
class BSD(distros.Distro):
networking_cls = BSDNetworking
hostname_conf_fn = "/etc/rc.conf"
rc_conf_fn = "/etc/rc.conf"
shadow_fn = "/etc/master.passwd"
default_owner = "root:wheel"
# This differs from the parent Distro class, which has -P for
# poweroff.
shutdown_options_map = {"halt": "-H", "poweroff": "-p", "reboot": "-r"}
# Set in BSD distro subclasses
group_add_cmd_prefix: List[str] = []
pkg_cmd_install_prefix: List[str] = []
pkg_cmd_remove_prefix: List[str] = []
# There is no update/upgrade on OpenBSD
pkg_cmd_update_prefix: Optional[List[str]] = None
pkg_cmd_upgrade_prefix: Optional[List[str]] = None
net_ops = bsd_netops.BsdNetOps
def __init__(self, name, cfg, paths):
super().__init__(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)
cfg["ssh_svcname"] = "sshd"
cfg["rsyslog_svcname"] = "rsyslogd"
self.osfamily = platform.system().lower()
self.net_ops = bsd_netops.BsdNetOps
self.is_linux = False
def _unpickle(self, ci_pkl_version: int) -> None:
super()._unpickle(ci_pkl_version)
# this needs to be after the super class _unpickle to override it
self.is_linux = False
def _read_system_hostname(self):
sys_hostname = self._read_hostname(self.hostname_conf_fn)
return (self.hostname_conf_fn, sys_hostname)
def _read_hostname(self, filename, default=None):
return bsd_utils.get_rc_config_value("hostname")
def _get_add_member_to_group_cmd(self, member_name, group_name):
raise NotImplementedError("Return list cmd to add member to group")
def _write_hostname(self, hostname, filename):
bsd_utils.set_rc_config_value("hostname", hostname, fn="/etc/rc.conf")
def create_group(self, name, members=None):
if util.is_group(name):
LOG.warning("Skipping creation of existing group '%s'", name)
else:
group_add_cmd = self.group_add_cmd_prefix + [name]
try:
subp.subp(group_add_cmd)
LOG.info("Created new group %s", name)
except Exception:
util.logexc(LOG, "Failed to create group %s", name)
if not members:
members = []
for member in members:
if not util.is_user(member):
LOG.warning(
"Unable to add group member '%s' to group '%s'"
"; user does not exist.",
member,
name,
)
continue
try:
subp.subp(self._get_add_member_to_group_cmd(member, name))
LOG.info("Added user '%s' to group '%s'", member, name)
except Exception:
util.logexc(
LOG, "Failed to add user '%s' to group '%s'", member, name
)
def generate_fallback_config(self):
nconf = {"config": [], "version": 1}
for mac, name in net.get_interfaces_by_mac().items():
nconf["config"].append(
{
"type": "physical",
"name": name,
"mac_address": mac,
"subnets": [{"type": "dhcp"}],
}
)
return nconf
def install_packages(self, pkglist: PackageList):
self.update_package_sources()
self.package_command("install", pkgs=pkglist)
def _get_pkg_cmd_environ(self):
"""Return environment vars used in *BSD package_command operations"""
raise NotImplementedError("BSD subclasses return a dict of env vars")
def package_command(self, command, args=None, pkgs=None):
if pkgs is None:
pkgs = []
if command == "install":
cmd = self.pkg_cmd_install_prefix
elif command == "remove":
cmd = self.pkg_cmd_remove_prefix
elif command == "update":
if not self.pkg_cmd_update_prefix:
return
cmd = self.pkg_cmd_update_prefix
elif command == "upgrade":
if not self.pkg_cmd_upgrade_prefix:
return
cmd = self.pkg_cmd_upgrade_prefix
else:
cmd = []
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)
subp.subp(cmd, update_env=self._get_pkg_cmd_environ(), capture=False)
def set_timezone(self, tz):
distros.set_etc_timezone(tz=tz, tz_file=self._find_tz_file(tz))
def apply_locale(self, locale, out_fn=None):
LOG.debug("Cannot set the locale.")
def chpasswd(self, plist_in: list, hashed: bool):
for name, password in plist_in:
self.set_passwd(name, password, hashed=hashed)
@staticmethod
def get_proc_ppid(pid):
"""
Return the parent pid of a process by checking ps
"""
ppid, _ = subp.subp(["ps", "-oppid=", "-p", str(pid)])
return int(ppid.strip())
@staticmethod
def get_mapped_device(blockdev: str) -> Optional[str]:
return None
@staticmethod
def device_part_info(devpath: str) -> tuple:
# FreeBSD doesn't know of sysfs so just get everything we need from
# the device, like /dev/vtbd0p2.
part = util.find_freebsd_part(devpath)
if part:
fpart = f"/dev/{part}"
# Handle both GPT partitions and MBR slices with partitions
m = re.search(
r"^(?P<dev>/dev/.+)[sp](?P<part_slice>\d+[a-z]*)$", fpart
)
if m:
return m["dev"], m["part_slice"]
# the input is bogus and we need to bail
raise ValueError(f"Invalid value for devpath: '{devpath}'")