deb-sahara/sahara/exceptions.py
Andrey Pavlov d9fd11658b Fixed bug with NotFoundException
Fixed bug with NotFoundException when unsubstituted
variable appears instead of given value.

Change-Id: Icd2e2b7b0b75e88926cb6d355ccf5e03cf5dc423
Closes-bug: #1354421
2014-08-08 16:44:10 +04:00

252 lines
6.8 KiB
Python

# Copyright (c) 2013 Mirantis Inc.
#
# 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.
import six
from sahara.i18n import _
class SaharaException(Exception):
"""Base Exception for the project
To correctly use this class, inherit from it and define
a 'message' and 'code' properties.
"""
message = _("An unknown exception occurred")
code = "UNKNOWN_EXCEPTION"
def __str__(self):
return self.message
def __init__(self):
super(SaharaException, self).__init__(
'%s: %s' % (self.code, self.message))
class NotFoundException(SaharaException):
message = _("Object '%s' is not found")
# It could be a various property of object which was not found
value = None
def __init__(self, value, message=None):
self.code = "NOT_FOUND"
self.value = value
if message:
self.message = message % value
else:
self.message = self.message % value
class NameAlreadyExistsException(SaharaException):
message = _("Name already exists")
def __init__(self, message=None):
self.code = "NAME_ALREADY_EXISTS"
if message:
self.message = message
class InvalidCredentials(SaharaException):
message = _("Invalid credentials")
def __init__(self, message=None):
self.code = "INVALID_CREDENTIALS"
if message:
self.message = message
class InvalidException(SaharaException):
message = _("Invalid object reference")
def __init__(self, message=None):
self.code = "INVALID_REFERENCE"
if message:
self.message = message
class RemoteCommandException(SaharaException):
message = _("Error during command execution: \"%s\"")
def __init__(self, cmd, ret_code=None, stdout=None,
stderr=None):
self.code = "REMOTE_COMMAND_FAILED"
self.cmd = cmd
self.ret_code = ret_code
self.stdout = stdout
self.stderr = stderr
self.message = self.message % cmd
if ret_code:
self.message += '\nReturn code: ' + str(ret_code)
if stderr:
self.message += '\nSTDERR:\n' + stderr
if stdout:
self.message += '\nSTDOUT:\n' + stdout
self.message = self.message.decode('ascii', 'ignore')
class InvalidDataException(SaharaException):
"""General exception to use for invalid data
A more useful message should be passed to __init__ which
tells the user more about why the data is invalid.
"""
message = _("Data is invalid")
code = "INVALID_DATA"
def __init__(self, message=None):
if message:
self.message = message
class BadJobBinaryInternalException(SaharaException):
message = _("Job binary internal data must be a string of length "
"greater than zero")
def __init__(self, message=None):
if message:
self.message = message
self.code = "BAD_JOB_BINARY"
class BadJobBinaryException(SaharaException):
message = _("To work with JobBinary located in internal swift add 'user'"
" and 'password' to extra")
def __init__(self, message=None):
if message:
self.message = message
self.code = "BAD_JOB_BINARY"
class DBDuplicateEntry(SaharaException):
message = _("Database object already exists")
code = "DB_DUPLICATE_ENTRY"
def __init__(self, message=None):
if message:
self.message = message
class CreationFailed(SaharaException):
message = _("Object was not created")
code = "CREATION_FAILED"
def __init__(self, message=None):
if message:
self.message = message
class DeletionFailed(SaharaException):
message = _("Object was not deleted")
code = "DELETION_FAILED"
def __init__(self, message=None):
if message:
self.message = message
class MissingFloatingNetworkException(SaharaException):
def __init__(self, ng_name):
self.message = _("Node Group %s is missing 'floating_ip_pool' "
"field") % ng_name
self.code = "MISSING_FLOATING_NETWORK"
class SwiftClientException(SaharaException):
'''General wrapper object for swift client exceptions
This exception is intended for wrapping the message from a
swiftclient.ClientException in a SaharaException. The ClientException
should be caught and an instance of SwiftClientException raised instead.
'''
def __init__(self, message):
self.message = message
self.code = "SWIFT_CLIENT_EXCEPTION"
class DataTooBigException(SaharaException):
message = _("Size of data (%(size)s) is greater than maximum "
"(%(maximum)s)")
def __init__(self, size, maximum, message=None):
if message:
self.message = message
self.message = self.message % ({'size': size, 'maximum': maximum})
self.code = "DATA_TOO_BIG"
class ThreadException(SaharaException):
def __init__(self, thread_description, e):
self.message = (_("An error occurred in thread '%(thread)s': %(e)s")
% {'thread': thread_description,
'e': six.text_type(e)})
self.code = "THREAD_EXCEPTION"
class NotImplementedException(SaharaException):
code = "NOT_IMPLEMENTED"
def __init__(self, feature):
self.message = _("Feature '%s' is not implemented") % feature
class HeatStackException(SaharaException):
def __init__(self, heat_stack_status):
self.code = "HEAT_STACK_EXCEPTION"
self.message = (_("Heat stack failed with status %s") %
heat_stack_status)
class ConfigurationError(SaharaException):
code = "CONFIGURATION_ERROR"
def __init__(self, message):
self.message = message
class IncorrectStateError(SaharaException):
code = "INCORRECT_STATE_ERROR"
def __init__(self, message):
self.message = message
class SystemError(SaharaException):
code = "SYSTEM_ERROR"
def __init__(self, message):
self.message = message
class EDPError(SaharaException):
code = "EDP_ERROR"
def __init__(self, message):
self.message = message
class TimeoutException(SaharaException):
code = "TIMEOUT"
message = _("Operation timed out after %i second(s)")
def __init__(self, timeout):
self.message = self.message % timeout