n2vc/exceptions.py

   1 # Copyright 2019 Canonical Ltd.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 #     Unless required by applicable law or agreed to in writing, software
  10 #     distributed under the License is distributed on an "AS IS" BASIS,
  11 #     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 #     See the License for the specific language governing permissions and
  13 #     limitations under the License.
  14
  15
  16 class JujuCharmNotFound(Exception):
  17     """The Charm can't be found or is not readable."""
  18
  19
  20 class JujuApplicationExists(Exception):
  21     """The Application already exists."""
  22
  23
  24 class N2VCPrimitiveExecutionFailed(Exception):
  25     """Something failed while attempting to execute a primitive."""
  26
  27
  28 class NetworkServiceDoesNotExist(Exception):
  29     """The Network Service being acted against does not exist."""
  30
  31
  32 class PrimitiveDoesNotExist(Exception):
  33     """The Primitive being executed does not exist."""
  34
  35
  36 class NoRouteToHost(Exception):
  37     """There was no route to the specified host."""
  38
  39
  40 class AuthenticationFailed(Exception):
  41     """The authentication for the specified user failed."""
  42
  43
  44 class NotImplemented(Exception):
  45     """The method is not implemented."""
  46
  47
  48 class N2VCException(Exception):
  49     """
  50     N2VC exception base class
  51     """
  52
  53     def __init__(self, message: str = ''):
  54         Exception.__init__(self, message)
  55         self.message = message
  56
  57     def __str__(self):
  58         return self.message
  59
  60     def __repr__(self):
  61         return '{}({})'.format(type(self), self.message)
  62
  63
  64 class N2VCBadArgumentsException(N2VCException):
  65     """
  66     Bad argument values exception
  67     """
  68
  69     def __init__(self, message: str = '', bad_args: list = None):
  70         N2VCException.__init__(self, message=message)
  71         self.bad_args = bad_args
  72
  73     def __str__(self):
  74         return '<{}> Bad arguments: {} -> {}'.format(type(self), super().__str__(), self.bad_args)
  75
  76
  77 class N2VCConnectionException(N2VCException):
  78     """
  79     Error connecting to VCA
  80     """
  81
  82     def __init__(self, message: str = '', url: str = None):
  83         N2VCException.__init__(self, message=message)
  84         self.url = url
  85
  86     def __str__(self):
  87         return '<{}> Connection to {} failed: {}'.format(type(self), self.url, super().__str__())
  88
  89
  90 class N2VCTimeoutException(N2VCException):
  91     """
  92     Timeout
  93     """
  94
  95     def __init__(self, message: str = '', timeout: str = ''):
  96         N2VCException.__init__(self, message=message)
  97         self.timeout = timeout
  98
  99     def __str__(self):
 100         return '<{}> {} timeout: {}'.format(type(self), self.timeout, super().__str__())
 101
 102
 103 class N2VCExecutionException(N2VCException):
 104     """
 105     Error executing primitive
 106     """
 107
 108     def __init__(self, message: str = '', primitive_name: str = ''):
 109         N2VCException.__init__(self, message=message)
 110         self.primitive_name = primitive_name
 111
 112     def __str__(self):
 113         return '<{}> Error executing primitive {} failed: {}'.format(type(self), self.primitive_name, super().__str__())
 114
 115
 116 class N2VCInvalidCertificate(N2VCException):
 117     """
 118     Invalid certificate
 119     """
 120
 121     def __init__(self, message: str = ''):
 122         N2VCException.__init__(self, message=message)
 123
 124     def __str__(self):
 125         return '<{}> Invalid certificate: {}'.format(type(self), super().__str__())
 126
 127
 128 class K8sException(Exception):
 129     """
 130     K8s exception
 131     """
 132
 133     def __init__(self, message: str):
 134         Exception.__init__(self, message)
 135         self._message = message
 136
 137     def __str__(self):
 138         return self._message
 139
 140     def __repr__(self):
 141         return self._message