src/ddns/errors.py

   1 #!/usr/bin/python3
   2 ###############################################################################
   3 #                                                                             #
   4 # ddns - A dynamic DNS client for IPFire                                      #
   5 # Copyright (C) 2012-2017 IPFire development team                             #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 N_ = lambda x: x
  23
  24 class DDNSError(Exception):
  25         """
  26                 Generic error class for all exceptions
  27                 raised by DDNS.
  28         """
  29         reason = N_("Error")
  30
  31         def __init__(self, message=None):
  32                 self.message = message
  33
  34
  35 class DDNSNetworkError(DDNSError):
  36         """
  37                 Thrown when a network error occured.
  38         """
  39         reason = N_("Network error")
  40
  41
  42 class DDNSAbuseError(DDNSError):
  43         """
  44                 Thrown when the server reports
  45                 abuse for this account.
  46         """
  47         reason = N_("The server denied processing the request because account abuse is suspected")
  48
  49
  50 class DDNSAuthenticationError(DDNSError):
  51         """
  52                 Thrown when the server did not
  53                 accept the user credentials.
  54         """
  55         reason = N_("Authentication against the server has failed")
  56
  57
  58 class DDNSBlockedError(DDNSError):
  59         """
  60                 Thrown when the dynamic update client
  61                 (specified by the user-agent) has been blocked
  62                 by a dynamic DNS provider.
  63         """
  64         reason = N_("The server denies any updates from this client")
  65
  66
  67 class DDNSCertificateError(DDNSError):
  68         """
  69                 Thrown when a server presented an invalid certificate.
  70         """
  71         reason = N_("Invalid certificate")
  72
  73
  74 class DDNSConfigurationError(DDNSError):
  75         """
  76                 Thrown when invalid or insufficient
  77                 data is provided by the configuration file.
  78         """
  79         reason = N_("The configuration file has errors")
  80
  81
  82 class DDNSConnectionRefusedError(DDNSNetworkError):
  83         """
  84                 Thrown when a connection is refused.
  85         """
  86         reason = N_("Connection refused")
  87
  88
  89 class DDNSConnectionTimeoutError(DDNSNetworkError):
  90         """
  91                 Thrown when a connection to a server has timed out.
  92         """
  93         reason = N_("Connection timeout")
  94
  95
  96 class DDNSHostNotFoundError(DDNSError):
  97         """
  98                 Thrown when a configuration entry could
  99                 not be found.
 100         """
 101         reason = N_("The host could not be found in the configuration file")
 102
 103
 104 class DDNSInternalServerError(DDNSError):
 105         """
 106                 Thrown when the remote server reported
 107                 an error on the provider site.
 108         """
 109         reason = N_("Internal server error")
 110
 111
 112 class DDNSNetworkUnreachableError(DDNSNetworkError):
 113         """
 114                 Thrown when a network is not reachable.
 115         """
 116         reason = N_("Network unreachable")
 117
 118
 119 class DDNSNoRouteToHostError(DDNSNetworkError):
 120         """
 121                 Thrown when there is no route to a host.
 122         """
 123         reason = N_("No route to host")
 124
 125
 126 class DDNSNotFound(DDNSError):
 127         """
 128                 Thrown when the called URL has not been found
 129         """
 130         reason = N_("Not found")
 131
 132
 133 class DDNSRequestError(DDNSError):
 134         """
 135                 Thrown when a request could
 136                 not be properly performed.
 137         """
 138         reason = N_("Request error")
 139
 140
 141 class DDNSResolveError(DDNSNetworkError):
 142         """
 143                 Thrown when a DNS record could not be resolved
 144                 because of a local error.
 145         """
 146         reason = N_("Could not resolve DNS entry")
 147
 148
 149 class DDNSSSLError(DDNSNetworkError):
 150         """
 151                 Raised when a SSL connection could not be
 152                 negotiated.
 153         """
 154         reason = N_("SSL negotiation error")
 155
 156
 157 class DDNSServiceUnavailableError(DDNSNetworkError):
 158         """
 159                 Equivalent to HTTP error code 503.
 160         """
 161         reason = N_("Service unavailable")
 162
 163
 164 class DDNSTooManyRequests(DDNSError):
 165         """
 166                 Raised when too many requests occured.
 167         """
 168         reason = N_("Too many requests")
 169
 170
 171 class DDNSUpdateError(DDNSError):
 172         """
 173                 Thrown when an update could not be
 174                 properly performed.
 175         """
 176         reason = N_("The update could not be performed")