Remove usage of obsolete oslo.exception

Change-Id: I6f46f90bd74cc26fc01667e467e3dab38037eec3
Closes-Bug: #1208734

cinder/api/extensions.py

@@ -26,7 +26,6 @@ import cinder.api.openstack
 from cinder.api.openstack import wsgi
 from cinder.api import xmlutil
 from cinder import exception
-from cinder.openstack.common import exception as common_exception
 from cinder.openstack.common import importutils
 from cinder.openstack.common import log as logging
 import cinder.policy
@@ -373,7 +372,7 @@ def load_standard_extensions(ext_mgr, logger, path, package, ext_list=None):
                         (package, relpkg, dname))
             try:
                 ext = importutils.import_class(ext_name)
-            except common_exception.NotFound:
+            except ImportError:
                 # extension() doesn't exist on it, so we'll explore
                 # the directory for ourselves
                 subdirs.append(dname)

cinder/exception.py

@@ -29,7 +29,6 @@ import sys
 from oslo.config import cfg
 import webob.exc
 
-from cinder.openstack.common import exception as com_exception
 from cinder.openstack.common import log as logging
 
 
@@ -78,7 +77,8 @@ class ProcessExecutionError(IOError):
         IOError.__init__(self, message)
 
 
-Error = com_exception.Error
+class Error(Exception):
+    pass
 
 
 class CinderException(Exception):

cinder/openstack/common/exception.py

@@ -1,141 +0,0 @@
-# vim: tabstop=4 shiftwidth=4 softtabstop=4
-
-# Copyright 2011 OpenStack Foundation.
-# All Rights Reserved.
-#
-#    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.
-
-"""
-Exceptions common to OpenStack projects
-"""
-
-import logging
-
-from cinder.openstack.common.gettextutils import _
-
-_FATAL_EXCEPTION_FORMAT_ERRORS = False
-
-
-class Error(Exception):
-    def __init__(self, message=None):
-        super(Error, self).__init__(message)
-
-
-class ApiError(Error):
-    def __init__(self, message='Unknown', code='Unknown'):
-        self.message = message
-        self.code = code
-        super(ApiError, self).__init__('%s: %s' % (code, message))
-
-
-class NotFound(Error):
-    pass
-
-
-class UnknownScheme(Error):
-
-    msg = "Unknown scheme '%s' found in URI"
-
-    def __init__(self, scheme):
-        msg = self.__class__.msg % scheme
-        super(UnknownScheme, self).__init__(msg)
-
-
-class BadStoreUri(Error):
-
-    msg = "The Store URI %s was malformed. Reason: %s"
-
-    def __init__(self, uri, reason):
-        msg = self.__class__.msg % (uri, reason)
-        super(BadStoreUri, self).__init__(msg)
-
-
-class Duplicate(Error):
-    pass
-
-
-class NotAuthorized(Error):
-    pass
-
-
-class NotEmpty(Error):
-    pass
-
-
-class Invalid(Error):
-    pass
-
-
-class BadInputError(Exception):
-    """Error resulting from a client sending bad input to a server"""
-    pass
-
-
-class MissingArgumentError(Error):
-    pass
-
-
-class DatabaseMigrationError(Error):
-    pass
-
-
-class ClientConnectionError(Exception):
-    """Error resulting from a client connecting to a server"""
-    pass
-
-
-def wrap_exception(f):
-    def _wrap(*args, **kw):
-        try:
-            return f(*args, **kw)
-        except Exception as e:
-            if not isinstance(e, Error):
-                #exc_type, exc_value, exc_traceback = sys.exc_info()
-                logging.exception(_('Uncaught exception'))
-                #logging.error(traceback.extract_stack(exc_traceback))
-                raise Error(str(e))
-            raise
-    _wrap.func_name = f.func_name
-    return _wrap
-
-
-class OpenstackException(Exception):
-    """Base Exception class.
-
-    To correctly use this class, inherit from it and define
-    a 'message' property. That message will get printf'd
-    with the keyword arguments provided to the constructor.
-    """
-    message = "An unknown exception occurred"
-
-    def __init__(self, **kwargs):
-        try:
-            self._error_string = self.message % kwargs
-
-        except Exception as e:
-            if _FATAL_EXCEPTION_FORMAT_ERRORS:
-                raise e
-            else:
-                # at least get the core message out if something happened
-                self._error_string = self.message
-
-    def __str__(self):
-        return self._error_string
-
-
-class MalformedRequestBody(OpenstackException):
-    message = "Malformed message body: %(reason)s"
-
-
-class InvalidContentType(OpenstackException):
-    message = "Invalid content type %(content_type)s"

openstack-common.conf

@@ -4,7 +4,6 @@
 module=context
 module=db
 module=db.sqlalchemy
-module=exception
 module=excutils
 module=fileutils
 module=flakes