python-manilaclient/manilaclient/v1/client.py

254 lines
10 KiB
Python

# 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.
from debtcollector import removals
from keystoneauth1 import adapter
from keystoneauth1 import session
from keystoneclient import client as ks_client
import manilaclient
from manilaclient.common import constants
from manilaclient.common import httpclient
from manilaclient import exceptions
from manilaclient.v2 import limits
from manilaclient.v2 import quota_classes
from manilaclient.v2 import quotas
from manilaclient.v2 import scheduler_stats
from manilaclient.v2 import security_services
from manilaclient.v2 import services
from manilaclient.v2 import share_networks
from manilaclient.v2 import share_servers
from manilaclient.v2 import share_snapshots
from manilaclient.v2 import share_type_access
from manilaclient.v2 import share_types
from manilaclient.v2 import shares
@removals.removed_class("Client", message="Please use 'v2.Client' instead",
removal_version='2.0.0')
class Client(object):
"""Top-level object to access the OpenStack Manila API.
Create an instance with your creds::
>>> client = Client(username=USERNAME,
password=PASSWORD,
project_name=PROJECT_NAME,
auth_url=AUTH_URL)
Or, alternatively, you can create a client instance using the
keystoneauth1.session API::
>>> from keystoneclient.auth.identity import v2
>>> from keystoneauth1 import session
>>> from manilaclient import client
>>> auth = v2.Password(auth_url=AUTH_URL,
username=USERNAME,
password=PASSWORD,
project_name=PROJECT_ID)
>>> sess = session.Session(auth=auth)
>>> manila = client.Client(VERSION, session=sess)
Then call methods on its managers::
>>> client.shares.list()
...
"""
def __init__(self, username=None, project_id=None, auth_url=None,
insecure=False, timeout=None, tenant_id=None,
project_name=None, region_name=None,
endpoint_type='publicURL', extensions=None,
service_type=constants.V1_SERVICE_TYPE, service_name=None,
retries=None, http_log_debug=False, input_auth_token=None,
session=None, auth=None, cacert=None,
service_catalog_url=None, user_agent='python-manilaclient',
use_keyring=False, force_new_token=False,
cached_token_lifetime=300,
api_version=manilaclient.API_DEPRECATED_VERSION,
user_id=None,
user_domain_id=None,
user_domain_name=None,
project_domain_id=None,
project_domain_name=None,
cert=None,
password=None,
**kwargs):
self.username = username
self.password = password
self.tenant_id = tenant_id or project_id
self.tenant_name = project_name
self.user_id = user_id
self.project_id = project_id or tenant_id
self.project_name = project_name
self.user_domain_id = user_domain_id
self.user_domain_name = user_domain_name
self.project_domain_id = project_domain_id
self.project_domain_name = project_domain_name
self.endpoint_type = endpoint_type
self.auth_url = auth_url
self.region_name = region_name
self.cacert = cacert
self.cert = cert
self.insecure = insecure
self.use_keyring = use_keyring
self.force_new_token = force_new_token
self.cached_token_lifetime = cached_token_lifetime
if input_auth_token and not service_catalog_url:
msg = ("For token-based authentication you should "
"provide 'input_auth_token' and 'service_catalog_url'.")
raise exceptions.ClientException(msg)
self.project_id = tenant_id if tenant_id is not None else project_id
self.keystone_client = None
self.session = session
# NOTE(u_glide): token authorization has highest priority.
# That's why session and/or password will be ignored
# if token is provided.
if not input_auth_token:
if session:
self.keystone_client = adapter.LegacyJsonAdapter(
session=session,
auth=auth,
interface=endpoint_type,
service_type=service_type,
service_name=service_name,
region_name=region_name)
input_auth_token = self.keystone_client.session.get_token(auth)
else:
self.keystone_client = self._get_keystone_client()
input_auth_token = self.keystone_client.auth_token
if not input_auth_token:
raise RuntimeError("Not Authorized")
if session and not service_catalog_url:
service_catalog_url = self.keystone_client.session.get_endpoint(
auth, interface=endpoint_type,
service_type=service_type)
elif not service_catalog_url:
catalog = self.keystone_client.service_catalog.get_endpoints(
service_type)
for catalog_entry in catalog.get(service_type, []):
if (catalog_entry.get("interface") == (
endpoint_type.lower().split("url")[0]) or
catalog_entry.get(endpoint_type)):
if (region_name and not region_name == (
catalog_entry.get(
"region",
catalog_entry.get("region_id")))):
continue
service_catalog_url = catalog_entry.get(
"url", catalog_entry.get(endpoint_type))
break
if not service_catalog_url:
raise RuntimeError("Could not find Manila endpoint in catalog")
self.api_version = api_version
self.client = httpclient.HTTPClient(service_catalog_url,
input_auth_token,
user_agent,
insecure=insecure,
cacert=cacert,
cert=cert,
timeout=timeout,
retries=retries,
http_log_debug=http_log_debug,
api_version=self.api_version)
self.limits = limits.LimitsManager(self)
self.services = services.ServiceManager(self)
self.security_services = security_services.SecurityServiceManager(self)
self.share_networks = share_networks.ShareNetworkManager(self)
self.quota_classes = quota_classes.QuotaClassSetManager(self)
self.quotas = quotas.QuotaSetManager(self)
self.shares = shares.ShareManager(self)
self.share_snapshots = share_snapshots.ShareSnapshotManager(self)
self.share_types = share_types.ShareTypeManager(self)
self.share_type_access = share_type_access.ShareTypeAccessManager(self)
self.share_servers = share_servers.ShareServerManager(self)
self.pools = scheduler_stats.PoolManager(self)
self._load_extensions(extensions)
def _load_extensions(self, extensions):
if not extensions:
return
for extension in extensions:
if extension.manager_class:
setattr(self, extension.name, extension.manager_class(self))
def _get_keystone_client(self):
# First create a Keystone session
if self.insecure:
verify = False
else:
verify = self.cacert or True
ks_session = session.Session(verify=verify, cert=self.cert)
# Discover the supported keystone versions using the given url
ks_discover = session.discover.Discover(ks_session, self.auth_url)
# Inspect the auth_url to see the supported version. If both v3 and v2
# are supported, then use the highest version if possible.
v2_auth_url = ks_discover.url_for('v2.0')
v3_auth_url = ks_discover.url_for('v3.0')
if v3_auth_url:
keystone_client = ks_client.Client(
session=ks_session,
version=(3, 0),
auth_url=v3_auth_url,
username=self.username,
password=self.password,
user_id=self.user_id,
user_domain_name=self.user_domain_name,
user_domain_id=self.user_domain_id,
project_id=self.project_id or self.tenant_id,
project_name=self.project_name,
project_domain_name=self.project_domain_name,
project_domain_id=self.project_domain_id,
region_name=self.region_name)
elif v2_auth_url:
keystone_client = ks_client.Client(
session=ks_session,
version=(2, 0),
auth_url=v2_auth_url,
username=self.username,
password=self.password,
tenant_id=self.tenant_id,
tenant_name=self.tenant_name,
region_name=self.region_name,
cert=self.cert,
use_keyring=self.use_keyring,
force_new_token=self.force_new_token,
stale_duration=self.cached_token_lifetime)
else:
raise exceptions.CommandError(
'Unable to determine the Keystone version to authenticate '
'with using the given auth_url.')
keystone_client.authenticate()
return keystone_client