/usr/lib/python3/dist-packages/ryu/exception.py is in python3-ryu 4.15-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | # 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 OFPTruncatedMessage(RyuException):
message = 'truncated message: %(orig_ex)s'
def __init__(self, ofpmsg, residue, original_exception,
msg=None, **kwargs):
self.ofpmsg = ofpmsg
self.residue = residue
self.original_exception = original_exception
kwargs['orig_ex'] = str(original_exception)
super(OFPTruncatedMessage, self).__init__(msg, **kwargs)
class OFPInvalidActionString(RyuException):
message = 'unable to parse: %(action_str)s'
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'
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