504 lines
13 KiB
Python
504 lines
13 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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"""Manila base exception handling.
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Includes decorator for re-raising Manila-type exceptions.
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SHOULD include dedicated exception logging.
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"""
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from oslo_concurrency import processutils
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from oslo_config import cfg
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from oslo_log import log
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import six
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import webob.exc
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from manila.i18n import _
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from manila.i18n import _LE
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LOG = log.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='Whether to 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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ProcessExecutionError = processutils.ProcessExecutionError
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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 ManilaException(Exception):
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"""Base Manila 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, detail_data={}, **kwargs):
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self.kwargs = kwargs
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self.detail_data = detail_data
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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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for k, v in six.iteritems(self.kwargs):
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if isinstance(v, Exception):
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self.kwargs[k] = six.text_type(v)
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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 as e:
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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(_LE('Exception in string format operation.'))
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for name, value in six.iteritems(kwargs):
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LOG.error(_LE("%(name)s: %(value)s"), {
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'name': name, 'value': value})
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if CONF.fatal_exception_format_errors:
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raise e
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else:
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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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elif isinstance(message, Exception):
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message = six.text_type(message)
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self.msg = message
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super(ManilaException, self).__init__(message)
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class NetworkException(ManilaException):
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message = _("Exception due to network failure.")
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class NetworkBadConfigurationException(NetworkException):
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message = _("Bad network configuration: %(reason)s.")
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class NotAuthorized(ManilaException):
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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 Invalid(ManilaException):
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message = _("Unacceptable parameters.")
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code = 400
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class InvalidRequest(Invalid):
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message = _("The request is invalid.")
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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 InvalidContentType(Invalid):
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message = _("Invalid content type %(content_type)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 InvalidUUID(Invalid):
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message = _("Expected a uuid but received %(uuid)s.")
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class NotFound(ManilaException):
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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 InUse(ManilaException):
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message = _("Resource is in use.")
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class ShareNetworkNotFound(NotFound):
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message = _("Share Network %(share_network_id)s could not be found.")
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class ShareServerNotFound(NotFound):
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message = _("Share Server %(share_server_id)s could not be found.")
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class ShareServerNotFoundByFilters(ShareServerNotFound):
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message = _("Share Server could not be found by "
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"filters: %(filters_description)s.")
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class ShareServerInUse(InUse):
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message = _("Share Server %(share_server_id)s is in use.")
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class ShareServerNotCreated(ManilaException):
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message = _("Share Server %(share_server_id)s failed on creation.")
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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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msg_fmt = _("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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msg_fmt = _("Quota could not be found.")
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class QuotaExists(ManilaException):
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msg_fmt = _("Quota exists for project %(project_id)s, "
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"resource %(resource)s.")
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class QuotaResourceUnknown(QuotaNotFound):
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msg_fmt = _("Unknown quota resources %(unknown)s.")
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class ProjectUserQuotaNotFound(QuotaNotFound):
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msg_fmt = _("Quota for user %(user_id)s in project %(project_id)s "
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"could not be found.")
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class ProjectQuotaNotFound(QuotaNotFound):
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msg_fmt = _("Quota for project %(project_id)s could not be found.")
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class QuotaClassNotFound(QuotaNotFound):
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msg_fmt = _("Quota class %(class_name)s could not be found.")
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class QuotaUsageNotFound(QuotaNotFound):
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msg_fmt = _("Quota usage for project %(project_id)s could not be found.")
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class ReservationNotFound(QuotaNotFound):
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msg_fmt = _("Quota reservation %(uuid)s could not be found.")
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class OverQuota(ManilaException):
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msg_fmt = _("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 MigrationNotFoundByStatus(MigrationNotFound):
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message = _("Migration not found for instance %(instance_id)s "
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"with status %(status)s.")
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class FileNotFound(NotFound):
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message = _("File %(file_path)s could not be found.")
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class MigrationError(ManilaException):
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message = _("Migration error: %(reason)s.")
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class MalformedRequestBody(ManilaException):
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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 PasteAppNotFound(NotFound):
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message = _("Could not load paste app '%(name)s' from %(path)s.")
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class NoValidHost(ManilaException):
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message = _("No valid host was found. %(reason)s.")
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class WillNotSchedule(ManilaException):
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message = _("Host %(host)s is not up or doesn't exist.")
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class QuotaError(ManilaException):
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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 ShareSizeExceedsAvailableQuota(QuotaError):
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message = _("Requested share or snapshot exceeds "
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"allowed Gigabytes quota.")
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class ShareLimitExceeded(QuotaError):
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message = _("Maximum number of shares 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 ShareNetworksLimitExceeded(QuotaError):
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message = _("Maximum number of share-networks "
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"allowed (%(allowed)d) exceeded.")
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class GlusterfsException(ManilaException):
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message = _("Unknown Gluster exception.")
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class InvalidShare(Invalid):
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message = _("Invalid share: %(reason)s.")
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class PortLimitExceeded(QuotaError):
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message = _("Maximum number of ports exceeded.")
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class ShareAccessExists(ManilaException):
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message = _("Share access %(access_type)s:%(access)s exists.")
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class InvalidShareAccess(Invalid):
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message = _("Invalid access_rule: %(reason)s.")
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class ShareIsBusy(ManilaException):
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message = _("Deleting $(share_name) share that used.")
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class ShareBackendException(ManilaException):
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message = _("Share backend error: %(msg)s.")
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class ShareSnapshotNotFound(NotFound):
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message = _("Snapshot %(snapshot_id)s could not be found.")
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class ShareSnapshotIsBusy(ManilaException):
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message = _("Deleting snapshot %(snapshot_name)s that has "
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"dependent shares.")
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class InvalidShareSnapshot(Invalid):
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message = _("Invalid share snapshot: %(reason)s.")
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class ShareMetadataNotFound(NotFound):
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message = _("Metadata item is not found.")
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class InvalidShareMetadata(Invalid):
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message = _("Invalid metadata.")
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class InvalidShareMetadataSize(Invalid):
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message = _("Invalid metadata size.")
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class SecurityServiceNotFound(NotFound):
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message = _("Security service %(security_service_id)s could not be found.")
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class ShareNetworkSecurityServiceAssociationError(ManilaException):
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message = _("Failed to associate share network %(share_network_id)s"
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" and security service %(security_service_id)s: %(reason)s.")
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class ShareNetworkSecurityServiceDissociationError(ManilaException):
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message = _("Failed to dissociate share network %(share_network_id)s"
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" and security service %(security_service_id)s: %(reason)s.")
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class InvalidVolume(Invalid):
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message = _("Invalid volume.")
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class InvalidVolumeType(Invalid):
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message = _("Invalid volume type: %(reason)s.")
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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 VolumeSnapshotNotFound(NotFound):
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message = _("Snapshot %(snapshot_id)s could not be found.")
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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(ManilaException):
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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 VolumeTypeExists(ManilaException):
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message = _("Volume Type %(id)s already exists.")
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class VolumeTypeCreateFailed(ManilaException):
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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 InstanceNotFound(NotFound):
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message = _("Instance %(instance_id)s could not be found.")
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class BridgeDoesNotExist(ManilaException):
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message = _("Bridge %(bridge)s does not exist.")
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class ServiceInstanceException(ManilaException):
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message = _("Exception in service instance manager occurred.")
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class ServiceInstanceUnavailable(ServiceInstanceException):
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message = _("Service Instance is not available.")
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class NetAppException(ManilaException):
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message = _("Exception due to NetApp failure.")
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class VserverUnavailable(NetAppException):
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message = _("Vserver %(vserver)s is not available.")
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class EMCVnxXMLAPIError(Invalid):
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message = _("%(err)s")
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class HP3ParInvalidClient(Invalid):
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message = _("%(err)s")
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class HP3ParInvalid(Invalid):
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message = _("%(err)s")
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class HP3ParUnexpectedError(ManilaException):
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message = _("%(err)s")
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class GPFSException(ManilaException):
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message = _("GPFS exception occurred.")
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class GPFSGaneshaException(ManilaException):
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message = _("GPFS Ganesha exception occurred.")
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class GaneshaCommandFailure(ProcessExecutionError):
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_description = _("Ganesha management command failed.")
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def __init__(self, **kw):
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if 'description' not in kw:
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kw['description'] = self._description
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super(GaneshaCommandFailure, self).__init__(**kw)
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class InvalidSqliteDB(Invalid):
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message = _("Invalid Sqlite database.")
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class SSHException(ManilaException):
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message = _("Exception in SSH protocol negotiation or logic.")
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class SopAPIError(Invalid):
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message = _("%(err)s")
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class HDFSException(ManilaException):
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message = _("HDFS exception occurred!")
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