cloudbase-init/cloudbaseinit/plugins/common/sshpublickeys.py

59 lines
2.0 KiB
Python

# Copyright 2012 Cloudbase Solutions Srl
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
from oslo.config import cfg
from cloudbaseinit import exception
from cloudbaseinit.openstack.common import log as logging
from cloudbaseinit.osutils import factory as osutils_factory
from cloudbaseinit.plugins.common import base
CONF = cfg.CONF
CONF.import_opt('username', 'cloudbaseinit.plugins.common.createuser')
LOG = logging.getLogger(__name__)
class SetUserSSHPublicKeysPlugin(base.BasePlugin):
def execute(self, service, shared_data):
public_keys = service.get_public_keys()
if not public_keys:
LOG.debug('Public keys not found in metadata')
return (base.PLUGIN_EXECUTION_DONE, False)
username = CONF.username
osutils = osutils_factory.get_os_utils()
user_home = osutils.get_user_home(username)
if not user_home:
raise exception.CloudbaseInitException("User profile not found!")
LOG.debug("User home: %s" % user_home)
user_ssh_dir = os.path.join(user_home, '.ssh')
if not os.path.exists(user_ssh_dir):
os.makedirs(user_ssh_dir)
authorized_keys_path = os.path.join(user_ssh_dir, "authorized_keys")
LOG.info("Writing SSH public keys in: %s" % authorized_keys_path)
with open(authorized_keys_path, 'w') as f:
for public_key in public_keys:
# All public keys are space-stripped.
f.write(public_key + "\n")
return (base.PLUGIN_EXECUTION_DONE, False)