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"""
Exceptions
"""
class CheckpointException(Exception):
"""Base checkpoint Exception"""
class NoCheckpointsFound(CheckpointException):
"""Inc or differential backup attempted but
no existing checkpoints are found."""
class RedefineCheckpointError(CheckpointException):
"""During redefining existing checkpoints after
vm relocate, an error occurred"""
class ReadCheckpointsError(CheckpointException):
"""Can't read checkpoint file"""
class RemoveCheckpointError(CheckpointException):
"""During removal of existing checkpoints after
an error occurred"""
class SaveCheckpointError(CheckpointException):
"""Unable to append checkpoint to checkpoint
file"""
class ForeignCeckpointError(CheckpointException):
"""Checkpoint for vm found which was not created
by virtnbdbackup"""
class BackupException(Exception):
"""Base backup Exception"""
class DiskBackupFailed(BackupException):
"""Backup of one disk failed"""
class DiskBackupWriterException(BackupException):
"""Opening the target file writer
failed"""
class RestoreException(Exception):
"""Base restore Exception"""
class UntilCheckpointReached(RestoreException):
"""Base restore Exception"""
class RestoreError(RestoreException):
"""Base restore error Exception"""
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