zulip/zerver/management/commands/delete_realm.py

68 lines
2.6 KiB
Python

from argparse import ArgumentParser
from typing import Any
from django.conf import settings
from django.core.management.base import CommandError
from typing_extensions import override
from zerver.actions.realm_settings import do_delete_all_realm_attachments
from zerver.lib.management import ZulipBaseCommand
from zerver.models import Message, UserProfile
class Command(ZulipBaseCommand):
help = """Script to permanently delete a realm. Recommended only for removing
realms used for testing; consider using deactivate_realm instead."""
@override
def add_arguments(self, parser: ArgumentParser) -> None:
self.add_realm_args(parser, required=True)
@override
def handle(self, *args: Any, **options: str) -> None:
realm = self.get_realm(options)
assert realm is not None # Should be ensured by parser
user_count = UserProfile.objects.filter(
realm_id=realm.id,
is_active=True,
is_bot=False,
).count()
message_count = Message.objects.filter(realm=realm).count()
print(f"This realm has {user_count} users and {message_count} messages.\n")
if settings.BILLING_ENABLED:
# Deleting a Realm object also deletes associating billing
# metadata in an invariant-violating way, so we should
# never use this tool for a realm with billing set up.
from corporate.models import CustomerPlan, get_customer_by_realm
customer = get_customer_by_realm(realm)
if customer and (
customer.stripe_customer_id
or CustomerPlan.objects.filter(customer=customer).exists()
):
raise CommandError("This realm has had a billing relationship associated with it!")
print(
"This command will \033[91mPERMANENTLY DELETE\033[0m all data for this realm. "
"Most use cases will be better served by scrub_realm and/or deactivate_realm."
)
confirmation = input("Type the name of the realm to confirm: ")
if confirmation != realm.string_id:
raise CommandError("Aborting!")
# Explicitly remove the attachments and their files in backend
# storage; failing to do this leaves dangling files
do_delete_all_realm_attachments(realm)
# TODO: This approach leaks Recipient and Huddle objects,
# because those don't have a foreign key to the Realm or any
# other model it cascades to (Realm/Stream/UserProfile/etc.).
realm.delete()
print("Realm has been successfully permanently deleted.")