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# Copyright (C) 2014 Harm Weites
#
# Author: Harm Weites <harm@weites.com>
#
# This file is part of cloud-init. See LICENSE file for license information.
import os
import re
from io import StringIO
import cloudinit.distros.bsd
from cloudinit import log as logging
from cloudinit import util
from cloudinit.settings import PER_INSTANCE
LOG = logging.getLogger(__name__)
class Distro(cloudinit.distros.bsd.BSD):
usr_lib_exec = '/usr/local/lib'
login_conf_fn = '/etc/login.conf'
login_conf_fn_bak = '/etc/login.conf.orig'
ci_sudoers_fn = '/usr/local/etc/sudoers.d/90-cloud-init-users'
group_add_cmd_prefix = ['pw', 'group', 'add']
pkg_cmd_install_prefix = ["pkg", "install"]
pkg_cmd_remove_prefix = ["pkg", "remove"]
def _select_hostname(self, hostname, fqdn):
# Should be FQDN if available. See rc.conf(5) in FreeBSD
if fqdn:
return fqdn
return hostname
def _get_add_member_to_group_cmd(self, member_name, group_name):
return ['pw', 'usermod', '-n', member_name, '-G', group_name]
def add_user(self, name, **kwargs):
if util.is_user(name):
LOG.info("User %s already exists, skipping.", name)
return False
pw_useradd_cmd = ['pw', 'useradd', '-n', name]
log_pw_useradd_cmd = ['pw', 'useradd', '-n', name]
pw_useradd_opts = {
"homedir": '-d',
"gecos": '-c',
"primary_group": '-g',
"groups": '-G',
"shell": '-s',
"inactive": '-E',
}
pw_useradd_flags = {
"no_user_group": '--no-user-group',
"system": '--system',
"no_log_init": '--no-log-init',
}
for key, val in kwargs.items():
if key in pw_useradd_opts and val and isinstance(val, str):
pw_useradd_cmd.extend([pw_useradd_opts[key], val])
elif key in pw_useradd_flags and val:
pw_useradd_cmd.append(pw_useradd_flags[key])
log_pw_useradd_cmd.append(pw_useradd_flags[key])
if 'no_create_home' in kwargs or 'system' in kwargs:
pw_useradd_cmd.append('-d/nonexistent')
log_pw_useradd_cmd.append('-d/nonexistent')
else:
pw_useradd_cmd.append('-d/usr/home/%s' % name)
pw_useradd_cmd.append('-m')
log_pw_useradd_cmd.append('-d/usr/home/%s' % name)
log_pw_useradd_cmd.append('-m')
# Run the command
LOG.info("Adding user %s", name)
try:
util.subp(pw_useradd_cmd, logstring=log_pw_useradd_cmd)
except Exception:
util.logexc(LOG, "Failed to create user %s", name)
raise
# Set the password if it is provided
# For security consideration, only hashed passwd is assumed
passwd_val = kwargs.get('passwd', None)
if passwd_val is not None:
self.set_passwd(name, passwd_val, hashed=True)
def expire_passwd(self, user):
try:
util.subp(['pw', 'usermod', user, '-p', '01-Jan-1970'])
except Exception:
util.logexc(LOG, "Failed to set pw expiration for %s", user)
raise
def set_passwd(self, user, passwd, hashed=False):
if hashed:
hash_opt = "-H"
else:
hash_opt = "-h"
try:
util.subp(['pw', 'usermod', user, hash_opt, '0'],
data=passwd, logstring="chpasswd for %s" % user)
except Exception:
util.logexc(LOG, "Failed to set password for %s", user)
raise
def lock_passwd(self, name):
try:
util.subp(['pw', 'usermod', name, '-h', '-'])
except Exception:
util.logexc(LOG, "Failed to lock user %s", name)
raise
def apply_locale(self, locale, out_fn=None):
# Adjust the locales value to the new value
newconf = StringIO()
for line in util.load_file(self.login_conf_fn).splitlines():
newconf.write(re.sub(r'^default:',
r'default:lang=%s:' % locale, line))
newconf.write("\n")
# Make a backup of login.conf.
util.copy(self.login_conf_fn, self.login_conf_fn_bak)
# And write the new login.conf.
util.write_file(self.login_conf_fn, newconf.getvalue())
try:
LOG.debug("Running cap_mkdb for %s", locale)
util.subp(['cap_mkdb', self.login_conf_fn])
except util.ProcessExecutionError:
# cap_mkdb failed, so restore the backup.
util.logexc(LOG, "Failed to apply locale %s", locale)
try:
util.copy(self.login_conf_fn_bak, self.login_conf_fn)
except IOError:
util.logexc(LOG, "Failed to restore %s backup",
self.login_conf_fn)
def apply_network_config_names(self, netconfig):
# This is handled by the freebsd network renderer. It writes in
# /etc/rc.conf a line with the following format:
# ifconfig_OLDNAME_name=NEWNAME
# FreeBSD network script will rename the interface automatically.
pass
def _get_pkg_cmd_environ(self):
"""Return environment vars used in *BSD package_command operations"""
e = os.environ.copy()
e['ASSUME_ALWAYS_YES'] = 'YES'
return e
def update_package_sources(self):
self._runner.run(
"update-sources", self.package_command,
["update"], freq=PER_INSTANCE)
# vi: ts=4 expandtab
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