os-ken/ryu/exception.py
FUJITA Tomonori 711301abb3 Switch to Apache 2.0 license
To make the further integration into IaaS OSS (OpenStack and
CloudStack) easier, we switch to Apache 2.0 license.

ryu/app/wsapi.py is still under GPL3 or later. We replace it later.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
2012-04-06 08:38:45 +09:00

65 lines
1.8 KiB
Python

# Copyright (C) 2011 Nippon Telegraph and Telephone Corporation.
# Copyright (C) 2011 Isaku Yamahata <yamahata at valinux co jp>
#
# 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.
class RyuException(Exception):
message = 'An unknown exception'
def __init__(self, msg=None, **kwargs):
self.kwargs = kwargs
if msg is None:
msg = self.message
try:
msg = msg % kwargs
except Exception:
msg = self.message
super(RyuException, self).__init__(msg)
class OFPUnknownVersion(RyuException):
message = 'unknown version %(version)x'
class OFPMalformedMessage(RyuException):
message = 'malformed message'
class NetworkNotFound(RyuException):
message = 'no such network id %(network_id)s'
class NetworkAlreadyExist(RyuException):
message = 'network id %(network_id)s already exists'
class PortNotFound(RyuException):
message = 'no such port (%(dpid)s, %(port)s) in network %(network_id)s'
class PortAlreadyExist(RyuException):
message = 'port (%(dpid)s, %(port)s) in network %(network_id)s ' \
'already exists'
class PortUnknown(RyuException):
message = 'unknown network id for port (%(dpid)s %(port)s)'
class MacAddressDuplicated(RyuException):
message = 'MAC address %(mac)s is duplicated'