156 lines
3.7 KiB
Python
156 lines
3.7 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Nicira Networks, Inc
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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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"""
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Quantum base exception handling.
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"""
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class QuantumException(Exception):
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"""Base Quantum Exception
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Taken from nova.exception.NovaException
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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, **kwargs):
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try:
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self._error_string = self.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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self._error_string = self.message
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def __str__(self):
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return self._error_string
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class NotFound(QuantumException):
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pass
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class QuantumClientException(QuantumException):
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def __init__(self, **kwargs):
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message = kwargs.get('message')
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if message:
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self.message = message
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super(QuantumClientException, self).__init__(**kwargs)
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# NOTE: on the client side, we use different exception types in order
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# to allow client library users to handle server exceptions in try...except
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# blocks. The actual error message is the one generated on the server side
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class NetworkNotFoundClient(QuantumClientException):
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pass
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class PortNotFoundClient(QuantumClientException):
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pass
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class MalformedResponseBody(QuantumException):
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message = _("Malformed response body: %(reason)s")
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class StateInvalidClient(QuantumClientException):
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pass
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class NetworkInUseClient(QuantumClientException):
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pass
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class PortInUseClient(QuantumClientException):
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pass
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class AlreadyAttachedClient(QuantumClientException):
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pass
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class Unauthorized(QuantumClientException):
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"""
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HTTP 401 - Unauthorized: bad credentials.
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"""
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pass
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class Forbidden(QuantumClientException):
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"""
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HTTP 403 - Forbidden: your credentials don't give you access to this
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resource.
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"""
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pass
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class EndpointNotFound(QuantumClientException):
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"""Could not find Service or Region in Service Catalog."""
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pass
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class AmbiguousEndpoints(QuantumClientException):
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"""Found more than one matching endpoint in Service Catalog."""
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def __str__(self):
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return "AmbiguousEndpoints: %s" % repr(self.message)
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class QuantumCLIError(QuantumClientException):
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""" Exception raised when command line parsing fails """
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pass
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class ConnectionFailed(QuantumClientException):
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message = _("Connection to quantum failed: %(reason)s")
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class BadInputError(Exception):
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"""Error resulting from a client sending bad input to a server"""
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pass
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class Error(Exception):
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def __init__(self, message=None):
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super(Error, self).__init__(message)
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class MalformedRequestBody(QuantumException):
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message = _("Malformed request body: %(reason)s")
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class Invalid(Error):
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pass
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class InvalidContentType(Invalid):
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message = _("Invalid content type %(content_type)s.")
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class UnsupportedVersion(Exception):
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"""Indicates that the user is trying to use an unsupported
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version of the API"""
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pass
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class CommandError(Exception):
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pass
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