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# Copyright (c) 2015 SUSE Linux GmbH. All rights reserved.
#
# This file is part of kiwi.
#
# kiwi is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# kiwi is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with kiwi. If not, see <http://www.gnu.org/licenses/>
#
from typing import List
# project
from kiwi.command import Command
class Users:
"""
**Operations on users and groups in a root directory**
:param str root_dir: root directory path name
"""
def __init__(self, root_dir: str):
self.root_dir = root_dir
def user_exists(self, user_name: str) -> bool:
"""
Check if user exists
:param str user_name: user name
:return: True|False
:rtype: bool
"""
return self._search_for(user_name, '/etc/passwd')
def group_exists(self, group_name: str) -> bool:
"""
Check if group exists
:param str group_name: group name
:return: True|False
:rtype: bool
"""
return self._search_for(group_name, '/etc/group')
def group_add(self, group_name: str, options: List[str]) -> None:
"""
Add group with options
:param str group_name: group name
:param list options: groupadd options
"""
Command.run(
['chroot', self.root_dir, 'groupadd'] + options + [group_name]
)
def user_add(self, user_name: str, options: List[str]) -> None:
"""
Add user with options
:param str user_name: user name
:param list options: useradd options
"""
Command.run(
['chroot', self.root_dir, 'useradd'] + options + [user_name]
)
def user_modify(self, user_name: str, options: List[str]) -> None:
"""
Modify user with options
:param str user_name: user name
:param list options: usermod options
"""
Command.run(
['chroot', self.root_dir, 'usermod'] + options + [user_name]
)
def setup_home_for_user(
self, user_name: str, group_name: str, home_path: str
) -> None:
"""
Setup user home directory
:param str user_name: user name
:param str group_name: group name
:param str home_path: path name
"""
user_and_group = user_name + ':' + group_name
Command.run(
['chroot', self.root_dir, 'chown', '-R', user_and_group, home_path]
)
def _search_for(self, name, in_file):
search = '^' + name + ':'
try:
Command.run(
['chroot', self.root_dir, 'grep', '-q', search, in_file]
)
except Exception:
return False
return True
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