diff --git a/troveclient/exceptions.py b/troveclient/exceptions.py index d2f1e3ef..cb9a39c5 100644 --- a/troveclient/exceptions.py +++ b/troveclient/exceptions.py @@ -15,24 +15,13 @@ # License for the specific language governing permissions and limitations # under the License. +""" +Exception definitions +""" -class UnsupportedVersion(Exception): - """Indicates that the user is trying to use an unsupported - version of the API. - """ - pass - - -class CommandError(Exception): - pass - - -class AuthorizationFailure(Exception): - pass - - -class NoUniqueMatch(Exception): - pass +#flake8: noqa +# alias exceptions from apiclient for users of this module +from troveclient.openstack.common.apiclient.exceptions import * class NoTokenLookupException(Exception): @@ -42,143 +31,6 @@ class NoTokenLookupException(Exception): pass -class EndpointNotFound(Exception): - """Could not find Service or Region in Service Catalog.""" - pass - - -class AuthUrlNotGiven(EndpointNotFound): - """The auth url was not given.""" - pass - - -class ServiceUrlNotGiven(EndpointNotFound): - """The service url was not given.""" - pass - - class ResponseFormatError(Exception): """Could not parse the response format.""" pass - - -class AmbiguousEndpoints(Exception): - """Found more than one matching endpoint in Service Catalog.""" - def __init__(self, endpoints=None): - self.endpoints = endpoints - - def __str__(self): - return "AmbiguousEndpoints: %s" % repr(self.endpoints) - - -class ClientException(Exception): - """ - The base exception class for all exceptions this library raises. - """ - def __init__(self, code, message=None, details=None, request_id=None): - self.code = code - self.message = message or self.__class__.message - self.details = details - self.request_id = request_id - - def __str__(self): - formatted_string = "%s (HTTP %s)" % (self.message, self.code) - if self.request_id: - formatted_string += " (Request-ID: %s)" % self.request_id - - return formatted_string - - -class BadRequest(ClientException): - """ - HTTP 400 - Bad request: you sent some malformed data. - """ - http_status = 400 - message = "Bad request" - - -class Unauthorized(ClientException): - """ - HTTP 401 - Unauthorized: bad credentials. - """ - http_status = 401 - message = "Unauthorized" - - -class Forbidden(ClientException): - """ - HTTP 403 - Forbidden: your credentials don't give you access to this - resource. - """ - http_status = 403 - message = "Forbidden" - - -class NotFound(ClientException): - """ - HTTP 404 - Not found - """ - http_status = 404 - message = "Not found" - - -class OverLimit(ClientException): - """ - HTTP 413 - Over limit: you're over the API limits for this time period. - """ - http_status = 413 - message = "Over limit" - - -# NotImplemented is a python keyword. -class HTTPNotImplemented(ClientException): - """ - HTTP 501 - Not Implemented: the server does not support this operation. - """ - http_status = 501 - message = "Not Implemented" - - -class UnprocessableEntity(ClientException): - """ - HTTP 422 - Unprocessable Entity: The request cannot be processed. - """ - http_status = 422 - message = "Unprocessable Entity" - - -# In Python 2.4 Exception is old-style and thus doesn't have a __subclasses__() -# so we can do this: -# _code_map = dict((c.http_status, c) -# for c in ClientException.__subclasses__()) -# -# Instead, we have to hardcode it: -_code_map = dict((c.http_status, c) for c in [BadRequest, Unauthorized, - Forbidden, NotFound, OverLimit, - HTTPNotImplemented, - UnprocessableEntity]) - - -def from_response(response, body): - """ - Return an instance of an ClientException or subclass - based on a request's response. - - Usage:: - - resp, body = http.request(...) - if resp.status != 200: - raise exception_from_response(resp, body) - """ - cls = _code_map.get(response.status, ClientException) - if body: - message = "n/a" - details = "n/a" - if hasattr(body, 'keys'): - error = body[body.keys()[0]] - message = error.get('message', None) - details = error.get('details', None) - return cls(code=response.status, message=message, details=details) - else: - request_id = response.get('x-compute-request-id') - return cls(code=response.status, request_id=request_id)