feat(backend): enable reseting mfa via username from the cli (#11133)

* feat(backend): enable reseting mfa via username

* fix tests

* extend testing saveguards to username cli

src/backend/InvenTree/InvenTree/management/commands/remove_mfa.py

@@ -13,18 +13,22 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         """Add the arguments."""
-        parser.add_argument('mail', type=str)
+        parser.add_argument('--mail', type=str, nargs='?')
+        parser.add_argument('--username', type=str, nargs='?')
 
-    def handle(self, *args, mail, **kwargs):
-        """Remove MFA for the supplied user (by mail)."""
+    def handle(self, *args, mail, username, **kwargs):
+        """Remove MFA for the supplied user (by mail or username)."""
         user = get_user_model()
+        mfa_user = []
+        success = False
+
+        if mail is not None:
             mfa_user = [
                 *set(
                     user.objects.filter(email=mail)
                     | user.objects.filter(emailaddress__email=mail)
                 )
             ]
-
             if len(mfa_user) == 0:
                 logger.warning('No user with this mail associated')
             elif len(mfa_user) > 1:
@@ -39,7 +43,29 @@ class Command(BaseCommand):
                     f"Multiple users found with the provided email; Usernames: '{usernames_list}', Emails: '{emails_list}'"
                 )
             else:
-            # and clean out all MFA methods
+                # found exactly one user
+                success = True
+
+        elif username is not None:
+            mfa_user = user.objects.filter(username=username)
+            if len(mfa_user) == 0:
+                logger.warning('No user with this username associated')
+            elif (
+                len(mfa_user) > 1
+            ):  # pragma: no cover # Should not be possible due to unique constraint
+                logger.error('Multiple users found with the provided username')
+            else:
+                # found exactly one user
+                success = True
+
+        else:
+            logger.error('No mail or username provided')
+            raise ValueError(
+                'Error: one of the following arguments is required: mail, username'
+            )
+
+        # Clean out all MFA methods
+        if success:
             auths = mfa_user[0].authenticator_set.all()
             length = len(auths)
             auths.delete()

src/backend/InvenTree/InvenTree/test_commands.py

@@ -19,40 +19,50 @@ class CommandTestCase(TestCase):
 
     def test_remove_mfa(self):
         """Test the remove_mfa command."""
+
+        def get_dummyuser(uname='admin'):
+            admin = User.objects.create_user(
+                username=uname, email=f'{uname}@example.org'
+            )
+            admin.authenticator_set.create(type='TOTP', data={})
+            self.assertEqual(admin.authenticator_set.all().count(), 1)
+            return admin
+
         # missing arg
         with self.assertRaises(Exception) as cm:
             call_command('remove_mfa', verbosity=0)
         self.assertEqual(
-            'Error: the following arguments are required: mail', str(cm.exception)
+            'Error: one of the following arguments is required: mail, username',
+            str(cm.exception),
         )
 
         # no user
         with self.assertLogs('inventree') as cm:
             self.assertFalse(
-                call_command('remove_mfa', 'admin@example.org', verbosity=0)
+                call_command('remove_mfa', mail='admin@example.org', verbosity=0)
             )
         self.assertIn('No user with this mail associated', str(cm[1]))
 
         # correct removal
-        my_admin1 = User.objects.create_user(
-            username='admin', email='admin@example.org'
-        )
-        my_admin1.authenticator_set.create(type='TOTP', data={})
-        self.assertEqual(my_admin1.authenticator_set.all().count(), 1)
-        output = call_command('remove_mfa', 'admin@example.org', verbosity=0)
+        my_admin1 = get_dummyuser()
+        output = call_command('remove_mfa', mail=my_admin1.email, verbosity=0)
         self.assertEqual(output, 'done')
         self.assertEqual(my_admin1.authenticator_set.all().count(), 0)
 
         # two users with same email
-        my_admin2 = User.objects.create_user(
-            username='admin2', email='admin@example.org'
-        )
+        my_admin2 = User.objects.create_user(username='admin2', email=my_admin1.email)
         my_admin2.emailaddress_set.create(email='456')
         my_admin2.emailaddress_set.create(email='123')
         with self.assertLogs('inventree') as cm:
             self.assertFalse(
-                call_command('remove_mfa', 'admin@example.org', verbosity=0)
+                call_command('remove_mfa', mail=my_admin1.email, verbosity=0)
             )
         self.assertIn('Multiple users found with the provided email', str(cm[1]))
         self.assertIn('admin, admin2', str(cm[1]))
-        self.assertIn('123, 456, admin@example.org', str(cm[1]))
+        self.assertIn(f'123, 456, {my_admin1.email}', str(cm[1]))
+
+        # correct removal by username
+        my_admin3 = get_dummyuser('admin3')
+        output = call_command('remove_mfa', username=my_admin3.username, verbosity=0)
+        self.assertEqual(output, 'done')
+        self.assertEqual(my_admin3.authenticator_set.all().count(), 0)

tasks.py

@@ -619,14 +619,19 @@ def clean_settings(c):
     success('Settings cleaned successfully')
 
 
-@task(help={'mail': "mail of the user who's MFA should be disabled"})
-def remove_mfa(c, mail=''):
+@task(
+    help={
+        'mail': "mail of the user who's MFA should be disabled",
+        'username': "username of the user who's MFA should be disabled",
+    }
+)
+def remove_mfa(c, mail='', username=''):
     """Remove MFA for a user."""
-    if not mail:
-        warning('You must provide a users mail')
+    if not mail and not username:
+        warning('You must provide a users mail or username')
         return
 
-    manage(c, f'remove_mfa {mail}')
+    manage(c, f'remove_mfa --mail {mail} --username {username}')
 
 
 @task(