512 lines
14 KiB
Python
512 lines
14 KiB
Python
# Copyright 2016 Huawei Technologies Co.,LTD.
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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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"""Mogan base exception handling.
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SHOULD include dedicated exception logging.
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"""
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from oslo_log import log as logging
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from oslo_versionedobjects import exception as obj_exc
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import six
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from six.moves import http_client
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from mogan.common.i18n import _
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from mogan.conf import CONF
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LOG = logging.getLogger(__name__)
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class MoganException(Exception):
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"""Base Mogan Exception
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To correctly use this class, inherit from it and define
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a '_msg_fmt' property. That message will get printf'd
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with the keyword arguments provided to the constructor.
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If you need to access the message from an exception you should use
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six.text_type(exc)
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"""
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_msg_fmt = _("An unknown exception occurred.")
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code = http_client.INTERNAL_SERVER_ERROR
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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._msg_fmt % kwargs
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except Exception:
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# kwargs doesn't match a variable in self._msg_fmt
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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.items():
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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
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else:
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# at least get the core self._msg_fmt out if something
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# happened
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message = self._msg_fmt
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super(MoganException, self).__init__(message)
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def __str__(self):
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"""Encode to utf-8 then wsme api can consume it as well."""
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if not six.PY3:
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return unicode(self.args[0]).encode('utf-8')
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return self.args[0]
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def __unicode__(self):
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"""Return a unicode representation of the exception message."""
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return unicode(self.args[0])
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class NotAuthorized(MoganException):
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_msg_fmt = _("Not authorized.")
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code = http_client.FORBIDDEN
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class OperationNotPermitted(NotAuthorized):
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_msg_fmt = _("Operation not permitted.")
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class Forbidden(MoganException):
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_msg_fmt = _("Forbidden")
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code = 403
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class HTTPForbidden(NotAuthorized):
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_msg_fmt = _("Access was denied to the following resource: %(resource)s")
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class NotFound(MoganException):
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_msg_fmt = _("Resource could not be found.")
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code = http_client.NOT_FOUND
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class Invalid(MoganException):
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_msg_fmt = _("Unacceptable parameters.")
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code = http_client.BAD_REQUEST
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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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_msg_fmt = _("%(err)s")
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class Conflict(MoganException):
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_msg_fmt = _('Conflict.')
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code = http_client.CONFLICT
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class TemporaryFailure(MoganException):
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_msg_fmt = _("Resource temporarily unavailable, please retry.")
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code = http_client.SERVICE_UNAVAILABLE
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class NotAcceptable(MoganException):
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_msg_fmt = _("Request not acceptable.")
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code = http_client.NOT_ACCEPTABLE
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class ConfigInvalid(MoganException):
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_msg_fmt = _("Invalid configuration file. %(error_msg)s")
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class InvalidMAC(Invalid):
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_msg_fmt = _("Expected a MAC address but received %(mac)s.")
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class InvalidUUID(Invalid):
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_msg_fmt = _("Expected a uuid but received %(uuid)s.")
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class FlavorAlreadyExists(Conflict):
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_msg_fmt = _("Flavor with name %(name)s already exists.")
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class FlavorNotFound(NotFound):
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_msg_fmt = _("Flavor %(flavor_id)s could not be found.")
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class FlavorDisabled(Invalid):
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_msg_fmt = _("Flavor %(flavor_id)s is disabled.")
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class FlavorInUse(Conflict):
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_msg_fmt = _("Flavor %(flavor_id)s is still in use, you can disable "
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"it to make it unavailable for users.")
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class ServerAlreadyExists(Conflict):
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_msg_fmt = _("Server with name %(name)s already exists.")
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class ServerNotFound(NotFound):
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_msg_fmt = _("Server %(server)s could not be found.")
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class FlavorAccessExists(Conflict):
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_msg_fmt = _("Flavor access already exists for flavor %(flavor_id)s "
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"and project %(project_id)s combination.")
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class FlavorAccessNotFound(NotFound):
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_msg_fmt = _("Flavor access not found for %(flavor_id)s / "
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"%(project_id)s combination.")
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class AggregateNameExists(Conflict):
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_msg_fmt = _("Aggregate %(name)s already exists.")
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class AggregateNotFound(NotFound):
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_msg_fmt = _("Aggregate %(aggregate)s could not be found.")
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class AggregateMetadataNotFound(NotFound):
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_msg_fmt = _("Aggregate %(aggregate_id)s metadata with key %(key)s "
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"could not be found.")
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class NodeNotFound(NotFound):
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_msg_fmt = _("Node %(node)s could not be found.")
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class InvalidActionParameterValue(Invalid):
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_msg_fmt = _("The Parameter value: %(value)s for %(action) action of "
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"server %(server)s is invalid.")
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class ServerDeployFailure(Invalid):
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_msg_fmt = _("Failed to deploy server: %(reason)s")
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class ServerDeployAborted(Invalid):
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_msg_fmt = _("Server deployment is aborted: %(reason)s")
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class NoFreeEngineWorker(TemporaryFailure):
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_msg_fmt = _('Requested action cannot be performed due to lack of free '
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'engine workers.')
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code = http_client.SERVICE_UNAVAILABLE
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class DuplicateName(Conflict):
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_msg_fmt = _("A server with name %(name)s already exists.")
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class KeystoneUnauthorized(NotAuthorized):
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_msg_fmt = _("Not authorized in Keystone.")
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class KeystoneFailure(MoganException):
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pass
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class CatalogNotFound(NotFound):
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_msg_fmt = _("Service type %(service_type)s with endpoint type "
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"%(endpoint_type)s not found in keystone service catalog.")
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class SchedulerNodeFilterNotFound(NotFound):
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_msg_fmt = _("Scheduler Node Filter %(filter_name)s could not be found.")
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class SchedulerNodeWeigherNotFound(NotFound):
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_msg_fmt = _("Scheduler Node Weigher %(weigher_name)s could not be found.")
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class NoValidNode(NotFound):
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_msg_fmt = _("No valid node was found. %(reason)s")
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class InterfacePlugException(MoganException):
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_msg_fmt = _("Interface plugin failed")
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class NetworkError(MoganException):
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_msg_fmt = _("Network operation failure.")
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class ValidationError(Invalid):
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_msg_fmt = "%(detail)s"
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class ImageNotAuthorized(NotAuthorized):
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_msg_fmt = _("Not authorized for image %(image_id)s.")
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class ImageBadRequest(Invalid):
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_msg_fmt = _("Request of image %(image_id)s got BadRequest response: "
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"%(response)s")
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class ImageNotFound(NotFound):
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_msg_fmt = _("Image %(image_id)s could not be found.")
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class ImageNotActive(Invalid):
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_msg_fmt = _("Image %(image_id)s is not active.")
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class InvalidImageConfigDrive(Invalid):
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_msg_fmt = _("Image's config drive option '%(config_drive)s' is invalid")
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class PartitionsNotSupport(Invalid):
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_msg_fmt = _("Request of image %(image_id)s doesn't support partitions.")
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class PartitionSmallerThanImage(Invalid):
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_msg_fmt = _("Partition is too small for requested image. Root disk "
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"is %(root_size)i bytes, image is %(image_size)i bytes.")
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class PartitionSmallerThanMinDisk(Invalid):
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_msg_fmt = _("Partition is smaller than the minimum size specified in "
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"image metadata. Root disk is %(root_size)i bytes, "
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"minimum size is %(image_min_disk)i bytes.")
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class GlanceConnectionFailed(Invalid):
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_msg_fmt = _("Connection to glance host %(server)s failed: "
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"%(reason)s")
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class PatchError(Invalid):
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_msg_fmt = _("Couldn't apply patch '%(patch)s'. Reason: %(reason)s")
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class AZNotFound(NotFound):
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_msg_fmt = _("The availability zone could not be found.")
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class InvalidState(Invalid):
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_msg_fmt = _("Invalid resource state.")
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class DuplicateState(Conflict):
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_msg_fmt = _("Resource already exists.")
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class PortNotFound(NotFound):
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_msg_fmt = _("Port id %(port_id)s could not be found.")
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class PortRequiresFixedIP(Invalid):
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msg_fmt = _("Port %(port_id)s requires a FixedIP in order to be used.")
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class PortInUse(Conflict):
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msg_fmt = _("Port %(port_id)s is still in use.")
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class InterfaceAttachFailed(Conflict):
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msg_fmt = _("Failed to attach network adapter device to "
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"%(server_uuid)s")
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class InterfaceNotFoundForServer(NotFound):
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_msg_fmt = _("Interface not found for server %(server)s.")
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class InterfaceNotAttached(Invalid):
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_msg_fmt = _("Interface is not attached.")
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class InterfaceDetachFailed(Invalid):
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_msg_fmt = _("Failed to detach network for %(server_uuid)s")
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class FloatingIpNotFoundForAddress(NotFound):
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_msg_fmt = _("Floating IP not found for address %(address)s.")
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class FloatingIpMultipleFoundForAddress(Conflict):
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_msg_fmt = _("Multiple floating IPs are found for address %(address)s.")
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class NetworkNotFound(NotFound):
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_msg_fmt = _("Network %(network_id)s could not be found.")
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class NetworkRequiresSubnet(Invalid):
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_msg_fmt = _("Network %(network_uuid)s requires a subnet in order to boot"
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" servers on.")
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class ServerIsLocked(Invalid):
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_msg_fmt = _("Server %(server_uuid)s is locked")
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class ServerInMaintenance(Invalid):
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_msg_fmt = _("Server %(server_uuid)s is in maintenance mode")
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class InvalidReservationExpiration(Invalid):
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_msg_fmt = _("Invalid reservation expiration %(expire)s.")
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class QuotaNotFound(NotFound):
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_msg_fmt = _("Quota %(quota_name)s 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 QuotaResourceUnknown(QuotaNotFound):
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_msg_fmt = _("Unknown quota resources %(unknown)s.")
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class OverQuota(Forbidden):
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_msg_fmt = _("Quota exceeded for resources: %(overs)s")
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class PortLimitExceeded(OverQuota):
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_msg_fmt = _("Maximum number of ports exceeded")
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class QuotaAlreadyExists(Conflict):
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_msg_fmt = _("Quota with name %(name)s and project %(project_id)s already"
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" exists.")
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class ReservationAlreadyExists(Conflict):
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_msg_fmt = _("Reservation with name %(name)s and project %(project_id)s "
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"already exists.")
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class ReservationNotFound(NotFound):
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_msg_fmt = _("Reservation %(uuid)s could not be found.")
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class InvalidToken(Invalid):
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_msg_fmt = _("Invalid token: %(token)s")
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class ConsoleNotAvailable(MoganException):
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_msg_fmt = _("Console not available.")
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class ConsoleTypeUnavailable(Invalid):
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_msg_fmt = _("Unavailable console type %(console_type)s.")
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class ConsoleTypeInvalid(Invalid):
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_msg_fmt = _("Invalid console type %(console_type)s")
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class ConsoleProtocolInvalid(Invalid):
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_msg_fmt = _("Invalid console protocol %(protocol)s")
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class ConfigDriveMountFailed(MoganException):
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_msg_fmt = _("Could not mount vfat config drive. %(operation)s failed. "
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"Error: %(error)s")
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class ConfigDriveUnknownFormat(Invalid):
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_msg_fmt = _("Unknown config drive format %(format)s. Select one of "
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"iso9660 or vfat.")
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class ServerUserDataTooLarge(Invalid):
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_msg_fmt = _("User data too large. User data must be no larger than "
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"%(maxsize)s bytes once base64 encoded. Your data is "
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"%(length)d bytes")
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class ServerUserDataMalformed(Invalid):
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_msg_fmt = _("User data needs to be valid base 64.")
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class Base64Exception(Invalid):
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_msg_fmt = _("Invalid Base 64 data for file %(path)s")
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class KeypairExists(Conflict):
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_msg_fmt = _("Keypair with key name %(key_name)s already exists.")
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class KeypairNotFound(NotFound):
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_msg_fmt = _("Keypair %(name)s not found for user %(user_id)s")
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class InvalidKeypair(Invalid):
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_msg_fmt = _("Keypair data is invalid: %(reason)s")
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class InvalidInventory(Invalid):
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_msg_fmt = _("Inventory for '%(resource_class)s' on "
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"resource provider '%(resource_provider)s' invalid.")
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class InvalidResourceClass(Invalid):
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_msg_fmt = _("Resource class '%(resource_class)s' invalid.")
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class InventoryInUse(InvalidInventory):
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_msg_fmt = _("Inventory for '%(resource_classes)s' on "
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"resource provider '%(resource_provider)s' in use.")
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class CannotDisassociateAutoAssignedFloatingIP(Forbidden):
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_msg_fmt = _("Cannot disassociate auto assigned floating "
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"IP: %(floatingip)s")
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class FloatingIpNotAssociated(Invalid):
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_msg_fmt = _("Floating IP: %(floatingip)s is not associated")
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class ServerGroupNotFound(NotFound):
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_msg_fmt = _("Server group %(group_uuid)s could not be found.")
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class ServerGroupExists(Conflict):
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_msg_fmt = _("Sever group %(group_uuid)s already exists.")
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class GetManageableServersFailed(MoganException):
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_msg_fmt = _("Failed to get manageable servers from driver: %(reason)s")
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class NodeNotAllowedManaged(Forbidden):
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_msg_fmt = _("The bare metal node %(node_uuid)s is not allowed to "
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"be managed")
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class ServerTagNotFound(NotFound):
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_msg_fmt = _("Server %(server_id)s doesn't have a tag '%(tag)s'")
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ObjectActionError = obj_exc.ObjectActionError
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