def cinderclient(context, microversion=None, skip_version_check=False):
"""Constructs a cinder client object for making API requests.
:param context: The nova request context for auth.
:param microversion: Optional microversion to check against the client.
This implies that Cinder v3 is required for any calls that require a
microversion. If the microversion is not available, this method will
raise an CinderAPIVersionNotAvailable exception.
:param skip_version_check: If True and a specific microversion is
requested, the version discovery check is skipped and the microversion
is used directly. This should only be used if a previous check for the
same microversion was successful.
"""
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version != '3':
raise exception.UnsupportedCinderAPIVersion(version=version)
version = '3.0'
# Check to see a specific microversion is requested and if so, can it
# be handled by the backing server.
if microversion is not None:
if skip_version_check:
version = microversion
else:
version = _check_microversion(url, microversion)
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)
def cinder(context):
url = context.session.get_endpoint(service_type=CONF.cinder_service_type)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinderclient.get_volume_api_from_url(url)
return cinderclient.Client(version, session=context.session,
service_type=CONF.cinder_service_type)
def cinderclient(context,
microversion=None,
skip_version_check=False,
check_only=False):
"""Constructs a cinder client object for making API requests.
:param context: The nova request context for auth.
:param microversion: Optional microversion to check against the client.
This implies that Cinder v3 is required for any calls that require a
microversion. If the microversion is not available, this method will
raise an CinderAPIVersionNotAvailable exception.
:param skip_version_check: If True and a specific microversion is
requested, the version discovery check is skipped and the microversion
is used directly. This should only be used if a previous check for the
same microversion was successful.
:param check_only: If True, don't build the actual client; just do the
setup and version checking.
:raises: UnsupportedCinderAPIVersion if a major version other than 3 is
requested.
:raises: CinderAPIVersionNotAvailable if microversion checking is requested
and the specified microversion is higher than what the service can
handle.
:returns: A cinderclient.client.Client wrapper, unless check_only is False.
"""
endpoint_override = None
auth, service_parameters, url = _get_cinderclient_parameters(context)
if CONF.cinder.endpoint_template:
endpoint_override = url
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version != '3':
raise exception.UnsupportedCinderAPIVersion(version=version)
version = '3.0'
# Check to see a specific microversion is requested and if so, can it
# be handled by the backing server.
if microversion is not None:
if skip_version_check:
version = microversion
else:
version = _check_microversion(context, url, microversion)
if check_only:
return
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)
def cinderclient(context, microversion=None, skip_version_check=False,
check_only=False):
"""Constructs a cinder client object for making API requests.
:param context: The nova request context for auth.
:param microversion: Optional microversion to check against the client.
This implies that Cinder v3 is required for any calls that require a
microversion. If the microversion is not available, this method will
raise an CinderAPIVersionNotAvailable exception.
:param skip_version_check: If True and a specific microversion is
requested, the version discovery check is skipped and the microversion
is used directly. This should only be used if a previous check for the
same microversion was successful.
:param check_only: If True, don't build the actual client; just do the
setup and version checking.
:raises: UnsupportedCinderAPIVersion if a major version other than 3 is
requested.
:raises: CinderAPIVersionNotAvailable if microversion checking is requested
and the specified microversion is higher than what the service can
handle.
:returns: A cinderclient.client.Client wrapper, unless check_only is False.
"""
endpoint_override = None
auth, service_parameters, url = _get_cinderclient_parameters(context)
if CONF.cinder.endpoint_template:
endpoint_override = url
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version != '3':
raise exception.UnsupportedCinderAPIVersion(version=version)
version = '3.0'
# Check to see a specific microversion is requested and if so, can it
# be handled by the backing server.
if microversion is not None:
if skip_version_check:
version = microversion
else:
version = _check_microversion(context, url, microversion)
if check_only:
return
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)
def cinderclient(context):
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {
'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name
}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1':
raise exception.UnsupportedCinderAPIVersion(version=version)
if version == '2':
LOG.warning("The support for the Cinder API v2 is deprecated, please "
"upgrade to Cinder API v3.")
if version == '3':
# TODO(ildikov): Add microversion support for picking up the new
# attach/detach API that was added in 3.27.
version = '3.0'
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)
def cinderclient(context):
global _SESSION
global _V1_ERROR_RAISED
if not _SESSION:
_SESSION = session.Session.load_from_conf_options(CONF, CINDER_OPT_GROUP)
url = None
endpoint_override = None
auth = context.get_auth_plugin()
service_type, service_name, interface = CONF.cinder.catalog_info.split(":")
service_parameters = {
"service_type": service_type,
"service_name": service_name,
"interface": interface,
"region_name": CONF.cinder.os_region_name,
}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == "1" and not _V1_ERROR_RAISED:
msg = _LW(
"Cinder V1 API is deprecated as of the Juno "
"release, and Nova is still configured to use it. "
"Enable the V2 API in Cinder and set "
"cinder.catalog_info in nova.conf to use it."
)
LOG.warn(msg)
_V1_ERROR_RAISED = True
return cinder_client.Client(
version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
**service_parameters
)
def cinderclient(context):
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1':
raise exception.UnsupportedCinderAPIVersion(version=version)
if version == '2':
LOG.warning("The support for the Cinder API v2 is deprecated, please "
"upgrade to Cinder API v3.")
if version == '3':
# TODO(ildikov): Add microversion support for picking up the new
# attach/detach API that was added in 3.27.
version = '3.0'
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)
def cinderclient(context):
global _SESSION
global _V1_ERROR_RAISED
if not _SESSION:
_SESSION = session.Session.load_from_conf_options(
CONF, CINDER_OPT_GROUP)
url = None
endpoint_override = None
auth = context.get_auth_plugin()
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {
'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name
}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1' and not _V1_ERROR_RAISED:
msg = _LW('Cinder V1 API is deprecated as of the Juno '
'release, and Nova is still configured to use it. '
'Enable the V2 API in Cinder and set '
'cinder.catalog_info in nova.conf to use it.')
LOG.warn(msg)
_V1_ERROR_RAISED = True
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
**service_parameters)
def cinderclient(context):
global _SESSION
global _V1_ERROR_RAISED
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = context.get_auth_plugin()
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1' and not _V1_ERROR_RAISED:
msg = _LW('Cinder V1 API is deprecated as of the Juno '
'release, and Nova is still configured to use it. '
'Enable the V2 API in Cinder and set '
'cinder.catalog_info in nova.conf to use it.')
LOG.warning(msg)
_V1_ERROR_RAISED = True
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
**service_parameters)
def cinderclient(context):
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {
'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name
}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1':
raise exception.UnsupportedCinderAPIVersion(version=version)
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
**service_parameters)
def cinderclient(context):
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1':
raise exception.UnsupportedCinderAPIVersion(version=version)
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
**service_parameters)
def get_legacy_client(self,
service_key,
client_class=None,
interface_key=None,
pass_version_arg=True,
version=None,
min_version=None,
max_version=None,
**kwargs):
"""Return a legacy OpenStack client object for the given config.
Most of the OpenStack python-*client libraries have the same
interface for their client constructors, but there are several
parameters one wants to pass given a :class:`CloudConfig` object.
In the future, OpenStack API consumption should be done through
the OpenStack SDK, but that's not ready yet. This is for getting
Client objects from python-*client only.
:param service_key: Generic key for service, such as 'compute' or
'network'
:param client_class: Class of the client to be instantiated. This
should be the unversioned version if there
is one, such as novaclient.client.Client, or
the versioned one, such as
neutronclient.v2_0.client.Client if there isn't
:param interface_key: (optional) Some clients, such as glanceclient
only accept the parameter 'interface' instead
of 'endpoint_type' - this is a get-out-of-jail
parameter for those until they can be aligned.
os-client-config understands this to be the
case if service_key is image, so this is really
only for use with other unknown broken clients.
:param pass_version_arg: (optional) If a versioned Client constructor
was passed to client_class, set this to
False, which will tell get_client to not
pass a version parameter. os-client-config
already understand that this is the
case for network, so it can be omitted in
that case.
:param version: (optional) Version string to override the configured
version string.
:param min_version: (options) Minimum version acceptable.
:param max_version: (options) Maximum version acceptable.
:param kwargs: (optional) keyword args are passed through to the
Client constructor, so this is in case anything
additional needs to be passed in.
"""
if not client_class:
client_class = _get_client(service_key)
interface = self.get_interface(service_key)
# trigger exception on lack of service
endpoint = self.get_session_endpoint(service_key,
min_version=min_version,
max_version=max_version)
endpoint_override = self.get_endpoint(service_key)
if service_key == 'object-store':
constructor_kwargs = dict(
session=self.get_session(),
os_options=dict(
service_type=self.get_service_type(service_key),
object_storage_url=endpoint_override,
region_name=self.region))
else:
constructor_kwargs = dict(
session=self.get_session(),
service_name=self.get_service_name(service_key),
service_type=self.get_service_type(service_key),
endpoint_override=endpoint_override,
region_name=self.region)
if service_key == 'image':
# os-client-config does not depend on glanceclient, but if
# the user passed in glanceclient.client.Client, which they
# would need to do if they were requesting 'image' - then
# they necessarily have glanceclient installed
from glanceclient.common import utils as glance_utils
endpoint, detected_version = glance_utils.strip_version(endpoint)
# If the user has passed in a version, that's explicit, use it
if not version:
version = detected_version
# If the user has passed in or configured an override, use it.
# Otherwise, ALWAYS pass in an endpoint_override becuase
# we've already done version stripping, so we don't want version
# reconstruction to happen twice
if not endpoint_override:
constructor_kwargs['endpoint_override'] = endpoint
constructor_kwargs.update(kwargs)
if pass_version_arg and service_key != 'object-store':
if not version:
version = self.get_api_version(service_key)
if not version and service_key == 'volume':
from cinderclient import client as cinder_client
version = cinder_client.get_volume_api_from_url(endpoint)
# Temporary workaround while we wait for python-openstackclient
# to be able to handle 2.0 which is what neutronclient expects
if service_key == 'network' and version == '2':
version = '2.0'
if service_key == 'identity':
# Workaround for bug#1513839
if 'endpoint' not in constructor_kwargs:
endpoint = self.get_session_endpoint('identity')
constructor_kwargs['endpoint'] = endpoint
if service_key == 'network':
constructor_kwargs['api_version'] = version
elif service_key == 'baremetal':
if version != '1':
# Set Ironic Microversion
constructor_kwargs['os_ironic_api_version'] = version
# Version arg is the major version, not the full microstring
constructor_kwargs['version'] = version[0]
else:
constructor_kwargs['version'] = version
if min_version and min_version > float(version):
raise exceptions.OpenStackConfigVersionException(
"Minimum version {min_version} requested but {version}"
" found".format(min_version=min_version, version=version),
version=version)
if max_version and max_version < float(version):
raise exceptions.OpenStackConfigVersionException(
"Maximum version {max_version} requested but {version}"
" found".format(max_version=max_version, version=version),
version=version)
if service_key == 'database':
# TODO(mordred) Remove when https://review.openstack.org/314032
# has landed and released. We're passing in a Session, but the
# trove Client object has username and password as required
# args
constructor_kwargs['username'] = None
constructor_kwargs['password'] = None
if not interface_key:
if service_key in ('image', 'key-manager'):
interface_key = 'interface'
elif (service_key == 'identity' and version
and version.startswith('3')):
interface_key = 'interface'
else:
interface_key = 'endpoint_type'
if service_key == 'object-store':
constructor_kwargs['os_options'][interface_key] = interface
else:
constructor_kwargs[interface_key] = interface
return client_class(**constructor_kwargs)
def get_legacy_client(
self, service_key, client_class=None, interface_key=None,
pass_version_arg=True, version=None, min_version=None,
max_version=None, **kwargs):
"""Return a legacy OpenStack client object for the given config.
Most of the OpenStack python-*client libraries have the same
interface for their client constructors, but there are several
parameters one wants to pass given a :class:`CloudConfig` object.
In the future, OpenStack API consumption should be done through
the OpenStack SDK, but that's not ready yet. This is for getting
Client objects from python-*client only.
:param service_key: Generic key for service, such as 'compute' or
'network'
:param client_class: Class of the client to be instantiated. This
should be the unversioned version if there
is one, such as novaclient.client.Client, or
the versioned one, such as
neutronclient.v2_0.client.Client if there isn't
:param interface_key: (optional) Some clients, such as glanceclient
only accept the parameter 'interface' instead
of 'endpoint_type' - this is a get-out-of-jail
parameter for those until they can be aligned.
os-client-config understands this to be the
case if service_key is image, so this is really
only for use with other unknown broken clients.
:param pass_version_arg: (optional) If a versioned Client constructor
was passed to client_class, set this to
False, which will tell get_client to not
pass a version parameter. os-client-config
already understand that this is the
case for network, so it can be omitted in
that case.
:param version: (optional) Version string to override the configured
version string.
:param min_version: (options) Minimum version acceptable.
:param max_version: (options) Maximum version acceptable.
:param kwargs: (optional) keyword args are passed through to the
Client constructor, so this is in case anything
additional needs to be passed in.
"""
if not client_class:
client_class = _get_client(service_key)
interface = self.get_interface(service_key)
# trigger exception on lack of service
endpoint = self.get_session_endpoint(
service_key, min_version=min_version, max_version=max_version)
endpoint_override = self.get_endpoint(service_key)
if service_key == 'object-store':
constructor_kwargs = dict(
session=self.get_session(),
os_options=dict(
service_type=self.get_service_type(service_key),
object_storage_url=endpoint_override,
region_name=self.region))
else:
constructor_kwargs = dict(
session=self.get_session(),
service_name=self.get_service_name(service_key),
service_type=self.get_service_type(service_key),
endpoint_override=endpoint_override,
region_name=self.region)
if service_key == 'image':
# os-client-config does not depend on glanceclient, but if
# the user passed in glanceclient.client.Client, which they
# would need to do if they were requesting 'image' - then
# they necessarily have glanceclient installed
from glanceclient.common import utils as glance_utils
endpoint, detected_version = glance_utils.strip_version(endpoint)
# If the user has passed in a version, that's explicit, use it
if not version:
version = detected_version
# If the user has passed in or configured an override, use it.
# Otherwise, ALWAYS pass in an endpoint_override becuase
# we've already done version stripping, so we don't want version
# reconstruction to happen twice
if not endpoint_override:
constructor_kwargs['endpoint_override'] = endpoint
constructor_kwargs.update(kwargs)
if pass_version_arg and service_key != 'object-store':
if not version:
version = self.get_api_version(service_key)
if not version and service_key == 'volume':
from cinderclient import client as cinder_client
version = cinder_client.get_volume_api_from_url(endpoint)
# Temporary workaround while we wait for python-openstackclient
# to be able to handle 2.0 which is what neutronclient expects
if service_key == 'network' and version == '2':
version = '2.0'
if service_key == 'identity':
# Workaround for bug#1513839
if 'endpoint' not in constructor_kwargs:
endpoint = self.get_session_endpoint('identity')
constructor_kwargs['endpoint'] = endpoint
if service_key == 'network':
constructor_kwargs['api_version'] = version
elif service_key == 'baremetal':
if version != '1':
# Set Ironic Microversion
constructor_kwargs['os_ironic_api_version'] = version
# Version arg is the major version, not the full microstring
constructor_kwargs['version'] = version[0]
else:
constructor_kwargs['version'] = version
if min_version and min_version > float(version):
raise exceptions.OpenStackConfigVersionException(
"Minimum version {min_version} requested but {version}"
" found".format(min_version=min_version, version=version),
version=version)
if max_version and max_version < float(version):
raise exceptions.OpenStackConfigVersionException(
"Maximum version {max_version} requested but {version}"
" found".format(max_version=max_version, version=version),
version=version)
if service_key == 'database':
# TODO(mordred) Remove when https://review.openstack.org/314032
# has landed and released. We're passing in a Session, but the
# trove Client object has username and password as required
# args
constructor_kwargs['username'] = None
constructor_kwargs['password'] = None
if not interface_key:
if service_key in ('image', 'key-manager'):
interface_key = 'interface'
elif (service_key == 'identity'
and version and version.startswith('3')):
interface_key = 'interface'
else:
interface_key = 'endpoint_type'
if service_key == 'object-store':
constructor_kwargs['os_options'][interface_key] = interface
else:
constructor_kwargs[interface_key] = interface
return client_class(**constructor_kwargs)
def cinderclient(context, microversion=None, skip_version_check=False):
"""Constructs a cinder client object for making API requests.
:param context: The nova request context for auth.
:param microversion: Optional microversion to check against the client.
This implies that Cinder v3 is required for any calls that require a
microversion. If the microversion is not available, this method will
raise an CinderAPIVersionNotAvailable exception.
:param skip_version_check: If True and a specific microversion is
requested, the version discovery check is skipped and the microversion
is used directly. This should only be used if a previous check for the
same microversion was successful.
"""
global _SESSION
if not _SESSION:
_SESSION = ks_loading.load_session_from_conf_options(
CONF, nova.conf.cinder.cinder_group.name)
url = None
endpoint_override = None
auth = service_auth.get_auth_plugin(context)
service_type, service_name, interface = CONF.cinder.catalog_info.split(':')
service_parameters = {'service_type': service_type,
'service_name': service_name,
'interface': interface,
'region_name': CONF.cinder.os_region_name}
if CONF.cinder.endpoint_template:
url = CONF.cinder.endpoint_template % context.to_dict()
endpoint_override = url
else:
url = _SESSION.get_endpoint(auth, **service_parameters)
# TODO(jamielennox): This should be using proper version discovery from
# the cinder service rather than just inspecting the URL for certain string
# values.
version = cinder_client.get_volume_api_from_url(url)
if version == '1':
raise exception.UnsupportedCinderAPIVersion(version=version)
if version == '2':
if microversion is not None:
# The Cinder v2 API does not support microversions.
raise exception.CinderAPIVersionNotAvailable(version=microversion)
LOG.warning("The support for the Cinder API v2 is deprecated, please "
"upgrade to Cinder API v3.")
if version == '3':
version = '3.0'
# Check to see a specific microversion is requested and if so, can it
# be handled by the backing server.
if microversion is not None:
if skip_version_check:
version = microversion
else:
version = _check_microversion(url, microversion)
return cinder_client.Client(version,
session=_SESSION,
auth=auth,
endpoint_override=endpoint_override,
connect_retries=CONF.cinder.http_retries,
global_request_id=context.global_id,
**service_parameters)