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mirror of https://github.com/netbox-community/netbox.git synced 2024-05-10 07:54:54 +00:00

52 lines
2.3 KiB
Python

from datetime import timedelta
from importlib import import_module
from django.conf import settings
from django.core.management.base import BaseCommand
from django.db import DEFAULT_DB_ALIAS
from django.utils import timezone
from extras.models import ObjectChange
class Command(BaseCommand):
help = "Perform nightly housekeeping tasks. (This command can be run at any time.)"
def handle(self, *args, **options):
# Clear expired authentication sessions (essentially replicating the `clearsessions` command)
self.stdout.write("[*] Clearing expired authentication sessions")
if options['verbosity'] >= 2:
self.stdout.write(f"\tConfigured session engine: {settings.SESSION_ENGINE}")
engine = import_module(settings.SESSION_ENGINE)
try:
engine.SessionStore.clear_expired()
self.stdout.write("\tSessions cleared.", self.style.SUCCESS)
except NotImplementedError:
self.stdout.write(
f"\tThe configured session engine ({settings.SESSION_ENGINE}) does not support "
f"clearing sessions; skipping."
)
# Delete expired ObjectRecords
self.stdout.write("[*] Checking for expired changelog records")
if settings.CHANGELOG_RETENTION:
cutoff = timezone.now() - timedelta(days=settings.CHANGELOG_RETENTION)
if options['verbosity'] >= 2:
self.stdout.write(f"Retention period: {settings.CHANGELOG_RETENTION} days")
self.stdout.write(f"\tCut-off time: {cutoff}")
expired_records = ObjectChange.objects.filter(time__lt=cutoff).count()
if expired_records:
self.stdout.write(f"\tDeleting {expired_records} expired records... ", self.style.WARNING, ending="")
self.stdout.flush()
ObjectChange.objects.filter(time__lt=cutoff)._raw_delete(using=DEFAULT_DB_ALIAS)
self.stdout.write("Done.", self.style.WARNING)
else:
self.stdout.write("\tNo expired records found.")
else:
self.stdout.write(
f"\tSkipping: No retention period specified (CHANGELOG_RETENTION = {settings.CHANGELOG_RETENTION})"
)
self.stdout.write("Finished.", self.style.SUCCESS)