cb64f58b99
Fixed E128 errors All ignores are to be removed in the next sequence of patches Change-Id: I3ccff7df8c382f83ae6aa9aa6a7f16324c3aec75
255 lines
7.6 KiB
Python
255 lines
7.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# 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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"""Glance exception subclasses"""
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import urlparse
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class RedirectException(Exception):
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def __init__(self, url):
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self.url = urlparse.urlparse(url)
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class GlanceException(Exception):
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"""
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Base Glance 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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def __init__(self, message=None, *args, **kwargs):
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if not message:
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message = self.message
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try:
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message = message % kwargs
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except Exception:
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# at least get the core message out if something happened
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pass
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super(GlanceException, self).__init__(message)
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class MissingArgumentError(GlanceException):
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message = _("Missing required argument.")
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class MissingCredentialError(GlanceException):
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message = _("Missing required credential: %(required)s")
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class BadAuthStrategy(GlanceException):
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message = _("Incorrect auth strategy, expected \"%(expected)s\" but "
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"received \"%(received)s\"")
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class NotFound(GlanceException):
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message = _("An object with the specified identifier was not found.")
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class UnknownScheme(GlanceException):
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message = _("Unknown scheme '%(scheme)s' found in URI")
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class BadStoreUri(GlanceException):
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message = _("The Store URI was malformed.")
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class Duplicate(GlanceException):
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message = _("An object with the same identifier already exists.")
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class StorageFull(GlanceException):
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message = _("There is not enough disk space on the image storage media.")
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class StorageWriteDenied(GlanceException):
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message = _("Permission to write image storage media denied.")
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class AuthBadRequest(GlanceException):
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message = _("Connect error/bad request to Auth service at URL %(url)s.")
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class AuthUrlNotFound(GlanceException):
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message = _("Auth service at URL %(url)s not found.")
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class AuthorizationFailure(GlanceException):
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message = _("Authorization failed.")
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class NotAuthenticated(GlanceException):
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message = _("You are not authenticated.")
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class Forbidden(GlanceException):
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message = _("You are not authorized to complete this action.")
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class ForbiddenPublicImage(Forbidden):
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message = _("You are not authorized to complete this action.")
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#NOTE(bcwaldon): here for backwards-compatability, need to deprecate.
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class NotAuthorized(Forbidden):
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message = _("You are not authorized to complete this action.")
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class Invalid(GlanceException):
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message = _("Data supplied was not valid.")
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class InvalidSortKey(Invalid):
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message = _("Sort key supplied was not valid.")
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class InvalidFilterRangeValue(Invalid):
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message = _("Unable to filter using the specified range.")
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class AuthorizationRedirect(GlanceException):
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message = _("Redirecting to %(uri)s for authorization.")
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class DatabaseMigrationError(GlanceException):
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message = _("There was an error migrating the database.")
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class ClientConnectionError(GlanceException):
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message = _("There was an error connecting to a server")
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class ClientConfigurationError(GlanceException):
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message = _("There was an error configuring the client.")
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class MultipleChoices(GlanceException):
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message = _("The request returned a 302 Multiple Choices. This generally "
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"means that you have not included a version indicator in a "
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"request URI.\n\nThe body of response returned:\n%(body)s")
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class LimitExceeded(GlanceException):
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message = _("The request returned a 413 Request Entity Too Large. This "
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"generally means that rate limiting or a quota threshold was "
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"breached.\n\nThe response body:\n%(body)s")
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def __init__(self, *args, **kwargs):
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self.retry_after = (int(kwargs['retry']) if kwargs.get('retry')
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else None)
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super(LimitExceeded, self).__init__(*args, **kwargs)
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class ServiceUnavailable(GlanceException):
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message = _("The request returned 503 Service Unavilable. This "
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"generally occurs on service overload or other transient "
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"outage.")
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def __init__(self, *args, **kwargs):
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self.retry_after = (int(kwargs['retry']) if kwargs.get('retry')
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else None)
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super(ServiceUnavailable, self).__init__(*args, **kwargs)
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class ServerError(GlanceException):
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message = _("The request returned 500 Internal Server Error.")
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class UnexpectedStatus(GlanceException):
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message = _("The request returned an unexpected status: %(status)s."
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"\n\nThe response body:\n%(body)s")
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class InvalidContentType(GlanceException):
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message = _("Invalid content type %(content_type)s")
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class BadRegistryConnectionConfiguration(GlanceException):
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message = _("Registry was not configured correctly on API server. "
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"Reason: %(reason)s")
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class BadStoreConfiguration(GlanceException):
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message = _("Store %(store_name)s could not be configured correctly. "
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"Reason: %(reason)s")
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class BadDriverConfiguration(GlanceException):
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message = _("Driver %(driver_name)s could not be configured correctly. "
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"Reason: %(reason)s")
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class StoreDeleteNotSupported(GlanceException):
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message = _("Deleting images from this store is not supported.")
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class StoreAddDisabled(GlanceException):
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message = _("Configuration for store failed. Adding images to this "
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"store is disabled.")
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class InvalidNotifierStrategy(GlanceException):
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message = _("'%(strategy)s' is not an available notifier strategy.")
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class MaxRedirectsExceeded(GlanceException):
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message = _("Maximum redirects (%(redirects)s) was exceeded.")
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class InvalidRedirect(GlanceException):
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message = _("Received invalid HTTP redirect.")
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class NoServiceEndpoint(GlanceException):
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message = _("Response from Keystone does not contain a Glance endpoint.")
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class RegionAmbiguity(GlanceException):
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message = _("Multiple 'image' service matches for region %(region)s. This "
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"generally means that a region is required and you have not "
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"supplied one.")
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class WorkerCreationFailure(GlanceException):
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message = _("Server worker creation failed: %(reason)s.")
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class SchemaLoadError(GlanceException):
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message = _("Unable to load schema: %(reason)s")
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class InvalidObject(GlanceException):
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message = _("Provided object does not match schema "
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"'%(schema)s': %(reason)s")
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class UnsupportedHeaderFeature(GlanceException):
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message = _("Provided header feature is unsupported: %(feature)s")
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class InUseByStore(GlanceException):
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message = _("The image cannot be deleted because it is in use through "
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"the backend store outside of Glance.")
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class ImageSizeLimitExceeded(GlanceException):
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message = _("The provided image is too large.")
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