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Edit File: 128_move_cleanup_storage_files.py

import logging
import os
import shutil

from peewee import CharField, Model

from defence360agent.utils import importer
from defence360agent.model.simplification import FilenameField

CleanupStorage = importer.get(
    module="imav.malwarelib.cleanup.storage",
    name="CleanupStorage",
    default=None,
)

logger = logging.getLogger(__name__)

def get_model(db):
    """
    Model stub for migration because we can't use migrator.orm[] due to
    custom field FilenameField
    """

class MalwareHit(Model):
        class Meta:
            db_table = "malware_hits"
            database = db

user = CharField(null=False)
        orig_file = FilenameField(null=False)
        hash = CharField(null=True)
        size = CharField(null=True)

@property
        def storage_name(self) -> str:
            """
            Get file name for cleanup storage
            :return: file name
            """
            try:
                return os.path.extsep.join([self.user, self.hash, self.size])
            except TypeError:
                return None

return MalwareHit

def _move(src, dst):
    src, dst = map(CleanupStorage.path.joinpath, (src, dst))
    src, dst = map(str, (src, dst))
    try:
        shutil.move(src, dst)
    except FileNotFoundError:
        pass
    except Exception as err:
        logger.error("Failed to move stored file to the new location: %r", err)

def migrate(migrator, database, fake=False, **kwargs):
    if fake:
        return

MalwareHit = get_model(database)

for hit in MalwareHit:
        src = hit.storage_name
        if src is None:
            continue

dst = CleanupStorage.storage_name(hit.orig_file)
        _move(src, dst)

def rollback(migrator, database, fake=False, **kwargs):
    pass

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