674 lines
18 KiB
Python
674 lines
18 KiB
Python
# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Cinder base exception handling.
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Includes decorator for re-raising Cinder-type exceptions.
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SHOULD include dedicated exception logging.
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"""
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import sys
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from oslo.config import cfg
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import webob.exc
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from cinder.openstack.common.gettextutils import _
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from cinder.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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exc_log_opts = [
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cfg.BoolOpt('fatal_exception_format_errors',
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default=False,
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help='make exception message format errors fatal'),
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]
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CONF = cfg.CONF
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CONF.register_opts(exc_log_opts)
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class ConvertedException(webob.exc.WSGIHTTPException):
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def __init__(self, code=0, title="", explanation=""):
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self.code = code
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self.title = title
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self.explanation = explanation
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super(ConvertedException, self).__init__()
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class Error(Exception):
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pass
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class CinderException(Exception):
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"""Base Cinder Exception
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To correctly use this class, inherit from it and define
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a 'message' property. That message will get printf'd
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with the keyword arguments provided to the constructor.
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"""
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message = _("An unknown exception occurred.")
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code = 500
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headers = {}
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safe = False
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def __init__(self, message=None, **kwargs):
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self.kwargs = kwargs
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if 'code' not in self.kwargs:
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try:
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self.kwargs['code'] = self.code
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except AttributeError:
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pass
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if not message:
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try:
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message = self.message % kwargs
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except Exception:
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exc_info = sys.exc_info()
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# kwargs doesn't match a variable in the message
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# log the issue and the kwargs
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LOG.exception(_('Exception in string format operation'))
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for name, value in kwargs.iteritems():
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LOG.error("%s: %s" % (name, value))
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if CONF.fatal_exception_format_errors:
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raise exc_info[0], exc_info[1], exc_info[2]
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# at least get the core message out if something happened
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message = self.message
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# NOTE(luisg): We put the actual message in 'msg' so that we can access
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# it, because if we try to access the message via 'message' it will be
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# overshadowed by the class' message attribute
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self.msg = message
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super(CinderException, self).__init__(message)
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def __unicode__(self):
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return unicode(self.msg)
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class VolumeBackendAPIException(CinderException):
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message = _("Bad or unexpected response from the storage volume "
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"backend API: %(data)s")
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class VolumeDriverException(CinderException):
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message = _("Volume driver reported an error: %(message)s")
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class BackupDriverException(CinderException):
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message = _("Backup driver reported an error: %(message)s")
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class GlanceConnectionFailed(CinderException):
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message = _("Connection to glance failed: %(reason)s")
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class NotAuthorized(CinderException):
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message = _("Not authorized.")
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code = 403
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class AdminRequired(NotAuthorized):
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message = _("User does not have admin privileges")
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class PolicyNotAuthorized(NotAuthorized):
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message = _("Policy doesn't allow %(action)s to be performed.")
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class ImageNotAuthorized(CinderException):
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message = _("Not authorized for image %(image_id)s.")
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class DriverNotInitialized(CinderException):
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message = _("Volume driver '%(driver)s' not initialized.")
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class Invalid(CinderException):
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message = _("Unacceptable parameters.")
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code = 400
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class InvalidSnapshot(Invalid):
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message = _("Invalid snapshot: %(reason)s")
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class InvalidVolumeAttachMode(Invalid):
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message = _("Invalid attaching mode '%(mode)s' for "
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"volume %(volume_id)s.")
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class VolumeAttached(Invalid):
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message = _("Volume %(volume_id)s is still attached, detach volume first.")
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class SfJsonEncodeFailure(CinderException):
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message = _("Failed to load data into json format")
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class InvalidResults(Invalid):
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message = _("The results are invalid.")
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class InvalidInput(Invalid):
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message = _("Invalid input received: %(reason)s")
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class InvalidVolumeType(Invalid):
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message = _("Invalid volume type: %(reason)s")
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class InvalidVolume(Invalid):
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message = _("Invalid volume: %(reason)s")
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class InvalidContentType(Invalid):
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message = _("Invalid content type %(content_type)s.")
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class InvalidHost(Invalid):
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message = _("Invalid host: %(reason)s")
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# Cannot be templated as the error syntax varies.
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# msg needs to be constructed when raised.
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class InvalidParameterValue(Invalid):
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message = _("%(err)s")
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class InvalidAuthKey(Invalid):
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message = _("Invalid auth key: %(reason)s")
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class InvalidConfigurationValue(Invalid):
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message = _('Value "%(value)s" is not valid for '
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'configuration option "%(option)s"')
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class ServiceUnavailable(Invalid):
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message = _("Service is unavailable at this time.")
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class ImageUnacceptable(Invalid):
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message = _("Image %(image_id)s is unacceptable: %(reason)s")
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class DeviceUnavailable(Invalid):
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message = _("The device in the path %(path)s is unavailable: %(reason)s")
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class InvalidUUID(Invalid):
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message = _("Expected a uuid but received %(uuid)s.")
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class NotFound(CinderException):
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message = _("Resource could not be found.")
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code = 404
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safe = True
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class VolumeNotFound(NotFound):
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message = _("Volume %(volume_id)s could not be found.")
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class VolumeMetadataNotFound(NotFound):
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message = _("Volume %(volume_id)s has no metadata with "
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"key %(metadata_key)s.")
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class VolumeAdminMetadataNotFound(NotFound):
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message = _("Volume %(volume_id)s has no administration metadata with "
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"key %(metadata_key)s.")
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class InvalidVolumeMetadata(Invalid):
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message = _("Invalid metadata: %(reason)s")
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class InvalidVolumeMetadataSize(Invalid):
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message = _("Invalid metadata size: %(reason)s")
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class SnapshotMetadataNotFound(NotFound):
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message = _("Snapshot %(snapshot_id)s has no metadata with "
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"key %(metadata_key)s.")
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class VolumeTypeNotFound(NotFound):
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message = _("Volume type %(volume_type_id)s could not be found.")
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class VolumeTypeNotFoundByName(VolumeTypeNotFound):
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message = _("Volume type with name %(volume_type_name)s "
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"could not be found.")
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class VolumeTypeExtraSpecsNotFound(NotFound):
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message = _("Volume Type %(volume_type_id)s has no extra specs with "
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"key %(extra_specs_key)s.")
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class VolumeTypeInUse(CinderException):
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message = _("Volume Type %(volume_type_id)s deletion is not allowed with "
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"volumes present with the type.")
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class SnapshotNotFound(NotFound):
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message = _("Snapshot %(snapshot_id)s could not be found.")
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class VolumeIsBusy(CinderException):
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message = _("deleting volume %(volume_name)s that has snapshot")
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class SnapshotIsBusy(CinderException):
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message = _("deleting snapshot %(snapshot_name)s that has "
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"dependent volumes")
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class ISCSITargetNotFoundForVolume(NotFound):
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message = _("No target id found for volume %(volume_id)s.")
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class InvalidImageRef(Invalid):
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message = _("Invalid image href %(image_href)s.")
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class ImageNotFound(NotFound):
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message = _("Image %(image_id)s could not be found.")
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class ServiceNotFound(NotFound):
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message = _("Service %(service_id)s could not be found.")
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class HostNotFound(NotFound):
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message = _("Host %(host)s could not be found.")
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class SchedulerHostFilterNotFound(NotFound):
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message = _("Scheduler Host Filter %(filter_name)s could not be found.")
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class SchedulerHostWeigherNotFound(NotFound):
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message = _("Scheduler Host Weigher %(weigher_name)s could not be found.")
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class HostBinaryNotFound(NotFound):
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message = _("Could not find binary %(binary)s on host %(host)s.")
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class InvalidReservationExpiration(Invalid):
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message = _("Invalid reservation expiration %(expire)s.")
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class InvalidQuotaValue(Invalid):
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message = _("Change would make usage less than 0 for the following "
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"resources: %(unders)s")
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class QuotaNotFound(NotFound):
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message = _("Quota could not be found")
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class QuotaResourceUnknown(QuotaNotFound):
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message = _("Unknown quota resources %(unknown)s.")
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class ProjectQuotaNotFound(QuotaNotFound):
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message = _("Quota for project %(project_id)s could not be found.")
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class QuotaClassNotFound(QuotaNotFound):
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message = _("Quota class %(class_name)s could not be found.")
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class QuotaUsageNotFound(QuotaNotFound):
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message = _("Quota usage for project %(project_id)s could not be found.")
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class ReservationNotFound(QuotaNotFound):
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message = _("Quota reservation %(uuid)s could not be found.")
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class OverQuota(CinderException):
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message = _("Quota exceeded for resources: %(overs)s")
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class MigrationNotFound(NotFound):
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message = _("Migration %(migration_id)s could not be found.")
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class FileNotFound(NotFound):
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message = _("File %(file_path)s could not be found.")
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#TODO(bcwaldon): EOL this exception!
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class Duplicate(CinderException):
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pass
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class VolumeTypeExists(Duplicate):
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message = _("Volume Type %(id)s already exists.")
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class VolumeTypeEncryptionExists(Invalid):
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message = _("Volume type encryption for type %(type_id)s already exists.")
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class MalformedRequestBody(CinderException):
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message = _("Malformed message body: %(reason)s")
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class ConfigNotFound(NotFound):
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message = _("Could not find config at %(path)s")
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class ParameterNotFound(NotFound):
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message = _("Could not find parameter %(param)s")
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class PasteAppNotFound(NotFound):
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message = _("Could not load paste app '%(name)s' from %(path)s")
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class NoValidHost(CinderException):
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message = _("No valid host was found. %(reason)s")
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class WillNotSchedule(CinderException):
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message = _("Host %(host)s is not up or doesn't exist.")
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class QuotaError(CinderException):
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message = _("Quota exceeded: code=%(code)s")
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code = 413
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headers = {'Retry-After': 0}
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safe = True
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class VolumeSizeExceedsAvailableQuota(QuotaError):
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message = _("Requested volume or snapshot exceeds allowed Gigabytes "
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"quota. Requested %(requested)sG, quota is %(quota)sG and "
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"%(consumed)sG has been consumed.")
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class VolumeLimitExceeded(QuotaError):
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message = _("Maximum number of volumes allowed (%(allowed)d) exceeded")
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class SnapshotLimitExceeded(QuotaError):
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message = _("Maximum number of snapshots allowed (%(allowed)d) exceeded")
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class DuplicateSfVolumeNames(Duplicate):
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message = _("Detected more than one volume with name %(vol_name)s")
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class VolumeTypeCreateFailed(CinderException):
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message = _("Cannot create volume_type with "
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"name %(name)s and specs %(extra_specs)s")
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class UnknownCmd(VolumeDriverException):
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message = _("Unknown or unsupported command %(cmd)s")
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class MalformedResponse(VolumeDriverException):
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message = _("Malformed response to command %(cmd)s: %(reason)s")
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class BadDriverResponseStatus(VolumeDriverException):
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message = _("Bad driver response status: %(status)s")
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class FailedCmdWithDump(VolumeDriverException):
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message = _("Operation failed with status=%(status)s. Full dump: %(data)s")
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class InstanceNotFound(NotFound):
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message = _("Instance %(instance_id)s could not be found.")
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class GlanceMetadataExists(Invalid):
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message = _("Glance metadata cannot be updated, key %(key)s"
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" exists for volume id %(volume_id)s")
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class GlanceMetadataNotFound(NotFound):
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message = _("Glance metadata for volume/snapshot %(id)s cannot be found.")
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class ExportFailure(Invalid):
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message = _("Failed to export for volume: %(reason)s")
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class MetadataCreateFailure(Invalid):
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message = _("Failed to create metadata for volume: %(reason)s")
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class MetadataUpdateFailure(Invalid):
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message = _("Failed to update metadata for volume: %(reason)s")
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class MetadataCopyFailure(Invalid):
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message = _("Failed to copy metadata to volume: %(reason)s")
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class ImageCopyFailure(Invalid):
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message = _("Failed to copy image to volume: %(reason)s")
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class BackupInvalidCephArgs(BackupDriverException):
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message = _("Invalid Ceph args provided for backup rbd operation")
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class BackupOperationError(Invalid):
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message = _("An error has occurred during backup operation")
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class BackupRBDOperationFailed(BackupDriverException):
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message = _("Backup RBD operation failed")
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class BackupNotFound(NotFound):
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message = _("Backup %(backup_id)s could not be found.")
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class BackupFailedToGetVolumeBackend(NotFound):
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message = _("Failed to identify volume backend.")
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class InvalidBackup(Invalid):
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message = _("Invalid backup: %(reason)s")
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class SwiftConnectionFailed(BackupDriverException):
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message = _("Connection to swift failed: %(reason)s")
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class TransferNotFound(NotFound):
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message = _("Transfer %(transfer_id)s could not be found.")
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class VolumeMigrationFailed(CinderException):
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message = _("Volume migration failed: %(reason)s")
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class SSHInjectionThreat(CinderException):
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message = _("SSH command injection detected: %(command)s")
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class QoSSpecsExists(Duplicate):
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message = _("QoS Specs %(specs_id)s already exists.")
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class QoSSpecsCreateFailed(CinderException):
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message = _("Failed to create qos_specs: "
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"%(name)s with specs %(qos_specs)s.")
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class QoSSpecsUpdateFailed(CinderException):
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message = _("Failed to update qos_specs: "
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"%(specs_id)s with specs %(qos_specs)s.")
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class QoSSpecsNotFound(NotFound):
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message = _("No such QoS spec %(specs_id)s.")
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class QoSSpecsAssociateFailed(CinderException):
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message = _("Failed to associate qos_specs: "
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"%(specs_id)s with type %(type_id)s.")
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class QoSSpecsDisassociateFailed(CinderException):
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message = _("Failed to disassociate qos_specs: "
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"%(specs_id)s with type %(type_id)s.")
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class QoSSpecsKeyNotFound(NotFound):
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message = _("QoS spec %(specs_id)s has no spec with "
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"key %(specs_key)s.")
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class InvalidQoSSpecs(Invalid):
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message = _("Invalid qos specs: %(reason)s")
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class QoSSpecsInUse(CinderException):
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message = _("QoS Specs %(specs_id)s is still associated with entities.")
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class KeyManagerError(CinderException):
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msg_fmt = _("key manager error: %(reason)s")
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# Driver specific exceptions
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# Coraid
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class CoraidException(VolumeDriverException):
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message = _('Coraid Cinder Driver exception.')
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class CoraidJsonEncodeFailure(CoraidException):
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message = _('Failed to encode json data.')
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class CoraidESMBadCredentials(CoraidException):
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message = _('Login on ESM failed.')
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class CoraidESMReloginFailed(CoraidException):
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message = _('Relogin on ESM failed.')
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class CoraidESMBadGroup(CoraidException):
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message = _('Group with name "%(group_name)s" not found.')
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class CoraidESMConfigureError(CoraidException):
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message = _('ESM configure request failed: %(message)s.')
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class CoraidESMNotAvailable(CoraidException):
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message = _('Coraid ESM not available with reason: %(reason)s.')
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# Zadara
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class ZadaraException(VolumeDriverException):
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message = _('Zadara Cinder Driver exception.')
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class ZadaraServerCreateFailure(ZadaraException):
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message = _("Unable to create server object for initiator %(name)s")
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|
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class ZadaraServerNotFound(ZadaraException):
|
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message = _("Unable to find server object for initiator %(name)s")
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|
|
|
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class ZadaraVPSANoActiveController(ZadaraException):
|
|
message = _("Unable to find any active VPSA controller")
|
|
|
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|
|
class ZadaraAttachmentsNotFound(ZadaraException):
|
|
message = _("Failed to retrieve attachments for volume %(name)s")
|
|
|
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|
|
class ZadaraInvalidAttachmentInfo(ZadaraException):
|
|
message = _("Invalid attachment info for volume %(name)s: %(reason)s")
|
|
|
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|
|
class BadHTTPResponseStatus(ZadaraException):
|
|
message = _("Bad HTTP response status %(status)s")
|
|
|
|
|
|
#SolidFire
|
|
class SolidFireAPIException(VolumeBackendAPIException):
|
|
message = _("Bad response from SolidFire API")
|
|
|
|
|
|
class SolidFireDriverException(VolumeDriverException):
|
|
message = _("SolidFire Cinder Driver exception")
|
|
|
|
|
|
class SolidFireAPIDataException(SolidFireAPIException):
|
|
message = _("Error in SolidFire API response: data=%(data)s")
|
|
|
|
|
|
class SolidFireAccountNotFound(SolidFireDriverException):
|
|
message = _("Unable to locate account %(account_name)s on "
|
|
"Solidfire device")
|
|
|
|
|
|
class DuplicateSolidFireVolumeNames(SolidFireDriverException):
|
|
message = _("Detected more than one volume with name %(vol_name)s")
|
|
|
|
|
|
# HP 3Par
|
|
class Invalid3PARDomain(VolumeDriverException):
|
|
message = _("Invalid 3PAR Domain: %(err)s")
|
|
|
|
|
|
# NFS driver
|
|
class NfsException(VolumeDriverException):
|
|
message = _("Unknown NFS exception")
|
|
|
|
|
|
class NfsNoSharesMounted(VolumeDriverException):
|
|
message = _("No mounted NFS shares found")
|
|
|
|
|
|
class NfsNoSuitableShareFound(VolumeDriverException):
|
|
message = _("There is no share which can host %(volume_size)sG")
|
|
|
|
|
|
# Gluster driver
|
|
class GlusterfsException(VolumeDriverException):
|
|
message = _("Unknown Gluster exception")
|
|
|
|
|
|
class GlusterfsNoSharesMounted(VolumeDriverException):
|
|
message = _("No mounted Gluster shares found")
|
|
|
|
|
|
class GlusterfsNoSuitableShareFound(VolumeDriverException):
|
|
message = _("There is no share which can host %(volume_size)sG")
|