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# Copyright (c) 2017 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from oslo_utils import excutils
class ProcessExecutionError(RuntimeError):
def __init__(self, message, returncode):
super(ProcessExecutionError, self).__init__(message)
self.returncode = returncode
class YardstickException(Exception):
"""Base Yardstick Exception.
To correctly use this class, inherit from it and define
a 'message' property. That message will get printf'd
with the keyword arguments provided to the constructor.
Based on NeutronException class.
"""
message = "An unknown exception occurred."
def __init__(self, **kwargs):
try:
super(YardstickException, self).__init__(self.message % kwargs)
self.msg = self.message % kwargs
except Exception: # pylint: disable=broad-except
with excutils.save_and_reraise_exception() as ctxt:
if not self.use_fatal_exceptions():
ctxt.reraise = False
# at least get the core message out if something happened
super(YardstickException, self).__init__(self.message)
def __str__(self):
return self.msg
def use_fatal_exceptions(self):
"""Is the instance using fatal exceptions.
:returns: Always returns False.
"""
return False
class FunctionNotImplemented(YardstickException):
message = ('The function "%(function_name)s" is not implemented in '
'"%(class_name)" class.')
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