zulip/zerver/management/commands/change_auth_backends.py

86 lines
3.0 KiB
Python

from argparse import ArgumentParser
from typing import Any
from django.core.management.base import CommandError
from typing_extensions import override
from zerver.actions.realm_settings import do_set_realm_authentication_methods
from zerver.lib.management import ZulipBaseCommand
class Command(ZulipBaseCommand):
help = """Enable or disable an authentication backend for a realm"""
@override
def add_arguments(self, parser: ArgumentParser) -> None:
self.add_realm_args(parser, required=True)
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument(
"--enable",
type=str,
help="Name of the authentication backend to enable",
)
group.add_argument(
"--disable",
type=str,
help="Name of the authentication backend to disable",
)
group.add_argument(
"--show",
action="store_true",
help="Show current authentication backends for the realm",
)
@override
def handle(self, *args: Any, **options: str) -> None:
realm = self.get_realm(options)
assert realm is not None # Should be ensured by parser
auth_methods = realm.authentication_methods_dict()
if options["show"]:
print("Current authentication backends for the realm:")
print_auth_methods_dict(auth_methods)
return
if options["enable"]:
backend_name = options["enable"]
check_backend_name_valid(backend_name, auth_methods)
auth_methods[backend_name] = True
print(f"Enabling {backend_name} backend for realm {realm.name}")
elif options["disable"]:
backend_name = options["disable"]
check_backend_name_valid(backend_name, auth_methods)
auth_methods[backend_name] = False
print(f"Disabling {backend_name} backend for realm {realm.name}")
do_set_realm_authentication_methods(realm, auth_methods, acting_user=None)
print("Updated authentication backends for the realm:")
print_auth_methods_dict(realm.authentication_methods_dict())
print("Done!")
def check_backend_name_valid(backend_name: str, auth_methods_dict: dict[str, bool]) -> None:
if backend_name not in auth_methods_dict:
raise CommandError(
f"Backend {backend_name} is not a valid authentication backend. Valid backends: {list(auth_methods_dict.keys())}"
)
def print_auth_methods_dict(auth_methods: dict[str, bool]) -> None:
enabled_backends = [backend for backend, enabled in auth_methods.items() if enabled]
disabled_backends = [backend for backend, enabled in auth_methods.items() if not enabled]
if enabled_backends:
print("Enabled backends:")
for backend in enabled_backends:
print(f" {backend}")
if disabled_backends:
print("Disabled backends:")
for backend in disabled_backends:
print(f" {backend}")