/usr/lib/python2.7/dist-packages/magnum/common/cert_manager/cert_manager.py is in python-magnum 3.1.1-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# 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.
"""
Certificate manager API
"""
import abc
import six
from magnum.common.x509 import operations
@six.add_metaclass(abc.ABCMeta)
class Cert(object):
"""Base class to represent all certificates."""
@abc.abstractmethod
def get_certificate(self):
"""Returns the certificate."""
pass
@abc.abstractmethod
def get_intermediates(self):
"""Returns the intermediate certificates."""
pass
@abc.abstractmethod
def get_private_key(self):
"""Returns the private key for the certificate."""
pass
def get_decrypted_private_key(self):
"""Returns the decrypted private key for the certificate."""
return operations.decrypt_key(self.get_private_key(),
self.get_private_key_passphrase())
@abc.abstractmethod
def get_private_key_passphrase(self):
"""Returns the passphrase for the private key."""
pass
@six.add_metaclass(abc.ABCMeta)
class CertManager(object):
"""Base Cert Manager Interface
A Cert Manager is responsible for managing certificates for TLS.
"""
@abc.abstractmethod
def store_cert(self, certificate, private_key, intermediates=None,
private_key_passphrase=None, expiration=None,
name='Magnum TLS Cert', **kwargs):
"""Stores (i.e., registers) a cert with the cert manager.
This method stores the specified cert and returns its UUID that
identifies it within the cert manager.
If storage of the certificate data fails, a CertificateStorageException
should be raised.
"""
pass
@abc.abstractmethod
def get_cert(self, cert_uuid, check_only=False, **kwargs):
"""Retrieves the specified cert.
If check_only is True, don't perform any sort of registration.
If the specified cert does not exist, a CertificateStorageException
should be raised.
"""
pass
@abc.abstractmethod
def delete_cert(self, cert_uuid, **kwargs):
"""Deletes the specified cert.
If the specified cert does not exist, a CertificateStorageException
should be raised.
"""
pass
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