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# Copyright 2013, Red Hat, Inc.
#
# 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.
"""
Client side of the cert manager RPC API.
"""
from oslo.config import cfg
from oslo import messaging
from nova import rpc
rpcapi_opts = [
cfg.StrOpt('cert_topic',
default='cert',
help='The topic cert nodes listen on'),
]
CONF = cfg.CONF
CONF.register_opts(rpcapi_opts)
rpcapi_cap_opt = cfg.StrOpt('cert',
help='Set a version cap for messages sent to cert services')
CONF.register_opt(rpcapi_cap_opt, 'upgrade_levels')
class CertAPI(object):
'''Client side of the cert rpc API.
API version history:
1.0 - Initial version.
1.1 - Added get_backdoor_port()
... Grizzly and Havana support message version 1.1. So, any changes to
existing methods in 1.x after that point should be done such that they
can handle the version_cap being set to 1.1.
2.0 - Major API rev for Icehouse
'''
VERSION_ALIASES = {
'grizzly': '1.1',
'havana': '1.1',
}
def __init__(self):
super(CertAPI, self).__init__()
target = messaging.Target(topic=CONF.cert_topic, version='2.0')
version_cap = self.VERSION_ALIASES.get(CONF.upgrade_levels.cert,
CONF.upgrade_levels.cert)
self.client = rpc.get_client(target, version_cap=version_cap)
def _get_compat_version(self, current, havana_compat):
if not self.client.can_send_version(current):
return havana_compat
return current
def revoke_certs_by_user(self, ctxt, user_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'revoke_certs_by_user', user_id=user_id)
def revoke_certs_by_project(self, ctxt, project_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'revoke_certs_by_project',
project_id=project_id)
def revoke_certs_by_user_and_project(self, ctxt, user_id, project_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'revoke_certs_by_user_and_project',
user_id=user_id, project_id=project_id)
def generate_x509_cert(self, ctxt, user_id, project_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'generate_x509_cert',
user_id=user_id,
project_id=project_id)
def fetch_ca(self, ctxt, project_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'fetch_ca', project_id=project_id)
def fetch_crl(self, ctxt, project_id):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'fetch_crl', project_id=project_id)
def decrypt_text(self, ctxt, project_id, text):
# NOTE(russellb) Havana compat
version = self._get_compat_version('2.0', '1.0')
cctxt = self.client.prepare(version=version)
return cctxt.call(ctxt, 'decrypt_text',
project_id=project_id,
text=text)
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