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-rw-r--r--changelog.d/15870.feature1
-rw-r--r--docs/admin_api/user_admin_api.md1
-rw-r--r--docs/usage/configuration/config_documentation.md2
-rwxr-xr-xsynapse/_scripts/synapse_port_db.py2
-rw-r--r--synapse/api/auth/__init__.py1
-rw-r--r--synapse/api/auth/internal.py15
-rw-r--r--synapse/api/auth/msc3861_delegated.py13
-rw-r--r--synapse/api/errors.py2
-rw-r--r--synapse/config/user_directory.py1
-rw-r--r--synapse/handlers/admin.py1
-rw-r--r--synapse/handlers/user_directory.py5
-rw-r--r--synapse/rest/admin/users.py17
-rw-r--r--synapse/rest/client/logout.py8
-rw-r--r--synapse/storage/databases/main/registration.py62
-rw-r--r--synapse/storage/databases/main/user_directory.py11
-rw-r--r--synapse/storage/schema/main/delta/80/01_users_alter_locked.sql16
-rw-r--r--tests/api/test_auth.py3
-rw-r--r--tests/rest/admin/test_user.py111
-rw-r--r--tests/storage/test_registration.py1
19 files changed, 262 insertions, 11 deletions
diff --git a/changelog.d/15870.feature b/changelog.d/15870.feature
new file mode 100644
index 0000000000..527220d637
--- /dev/null
+++ b/changelog.d/15870.feature
@@ -0,0 +1 @@
+Implements an admin API to lock an user without deactivating them. Based on [MSC3939](https://github.com/matrix-org/matrix-spec-proposals/pull/3939).
diff --git a/docs/admin_api/user_admin_api.md b/docs/admin_api/user_admin_api.md
index ac4f635099..c269ce6af0 100644
--- a/docs/admin_api/user_admin_api.md
+++ b/docs/admin_api/user_admin_api.md
@@ -146,6 +146,7 @@ Body parameters:
 - `admin` - **bool**, optional, defaults to `false`. Whether the user is a homeserver administrator,
   granting them access to the Admin API, among other things.
 - `deactivated` - **bool**, optional. If unspecified, deactivation state will be left unchanged.
+- `locked` - **bool**, optional. If unspecified, locked state will be left unchanged.
 
   Note: the `password` field must also be set if both of the following are true:
   - `deactivated` is set to `false` and the user was previously deactivated (you are reactivating this user)
diff --git a/docs/usage/configuration/config_documentation.md b/docs/usage/configuration/config_documentation.md
index 2987c9332d..a17a8c2900 100644
--- a/docs/usage/configuration/config_documentation.md
+++ b/docs/usage/configuration/config_documentation.md
@@ -3631,6 +3631,7 @@ This option has the following sub-options:
 * `prefer_local_users`: Defines whether to prefer local users in search query results.
    If set to true, local users are more likely to appear above remote users when searching the
    user directory. Defaults to false.
+* `show_locked_users`: Defines whether to show locked users in search query results. Defaults to false.
 
 Example configuration:
 ```yaml
@@ -3638,6 +3639,7 @@ user_directory:
     enabled: false
     search_all_users: true
     prefer_local_users: true
+    show_locked_users: true
 ```
 ---
 ### `user_consent`
diff --git a/synapse/_scripts/synapse_port_db.py b/synapse/_scripts/synapse_port_db.py
index 22c84fbd5b..1300aaf63c 100755
--- a/synapse/_scripts/synapse_port_db.py
+++ b/synapse/_scripts/synapse_port_db.py
@@ -123,7 +123,7 @@ BOOLEAN_COLUMNS = {
     "redactions": ["have_censored"],
     "room_stats_state": ["is_federatable"],
     "rooms": ["is_public", "has_auth_chain_index"],
-    "users": ["shadow_banned", "approved"],
+    "users": ["shadow_banned", "approved", "locked"],
     "un_partial_stated_event_stream": ["rejection_status_changed"],
     "users_who_share_rooms": ["share_private"],
     "per_user_experimental_features": ["enabled"],
diff --git a/synapse/api/auth/__init__.py b/synapse/api/auth/__init__.py
index 90cfe39d76..bb3f50f2dd 100644
--- a/synapse/api/auth/__init__.py
+++ b/synapse/api/auth/__init__.py
@@ -60,6 +60,7 @@ class Auth(Protocol):
         request: SynapseRequest,
         allow_guest: bool = False,
         allow_expired: bool = False,
+        allow_locked: bool = False,
     ) -> Requester:
         """Get a registered user's ID.
 
diff --git a/synapse/api/auth/internal.py b/synapse/api/auth/internal.py
index e2ae198b19..6a5fd44ec0 100644
--- a/synapse/api/auth/internal.py
+++ b/synapse/api/auth/internal.py
@@ -58,6 +58,7 @@ class InternalAuth(BaseAuth):
         request: SynapseRequest,
         allow_guest: bool = False,
         allow_expired: bool = False,
+        allow_locked: bool = False,
     ) -> Requester:
         """Get a registered user's ID.
 
@@ -79,7 +80,7 @@ class InternalAuth(BaseAuth):
         parent_span = active_span()
         with start_active_span("get_user_by_req"):
             requester = await self._wrapped_get_user_by_req(
-                request, allow_guest, allow_expired
+                request, allow_guest, allow_expired, allow_locked
             )
 
             if parent_span:
@@ -107,6 +108,7 @@ class InternalAuth(BaseAuth):
         request: SynapseRequest,
         allow_guest: bool,
         allow_expired: bool,
+        allow_locked: bool,
     ) -> Requester:
         """Helper for get_user_by_req
 
@@ -126,6 +128,17 @@ class InternalAuth(BaseAuth):
                     access_token, allow_expired=allow_expired
                 )
 
+                # Deny the request if the user account is locked.
+                if not allow_locked and await self.store.get_user_locked_status(
+                    requester.user.to_string()
+                ):
+                    raise AuthError(
+                        401,
+                        "User account has been locked",
+                        errcode=Codes.USER_LOCKED,
+                        additional_fields={"soft_logout": True},
+                    )
+
                 # Deny the request if the user account has expired.
                 # This check is only done for regular users, not appservice ones.
                 if not allow_expired:
diff --git a/synapse/api/auth/msc3861_delegated.py b/synapse/api/auth/msc3861_delegated.py
index bd4fc9c0ee..9524102a30 100644
--- a/synapse/api/auth/msc3861_delegated.py
+++ b/synapse/api/auth/msc3861_delegated.py
@@ -27,6 +27,7 @@ from twisted.web.http_headers import Headers
 from synapse.api.auth.base import BaseAuth
 from synapse.api.errors import (
     AuthError,
+    Codes,
     HttpResponseException,
     InvalidClientTokenError,
     OAuthInsufficientScopeError,
@@ -196,6 +197,7 @@ class MSC3861DelegatedAuth(BaseAuth):
         request: SynapseRequest,
         allow_guest: bool = False,
         allow_expired: bool = False,
+        allow_locked: bool = False,
     ) -> Requester:
         access_token = self.get_access_token_from_request(request)
 
@@ -205,6 +207,17 @@ class MSC3861DelegatedAuth(BaseAuth):
             # so that we don't provision the user if they don't have enough permission:
             requester = await self.get_user_by_access_token(access_token, allow_expired)
 
+            # Deny the request if the user account is locked.
+            if not allow_locked and await self.store.get_user_locked_status(
+                requester.user.to_string()
+            ):
+                raise AuthError(
+                    401,
+                    "User account has been locked",
+                    errcode=Codes.USER_LOCKED,
+                    additional_fields={"soft_logout": True},
+                )
+
         if not allow_guest and requester.is_guest:
             raise OAuthInsufficientScopeError([SCOPE_MATRIX_API])
 
diff --git a/synapse/api/errors.py b/synapse/api/errors.py
index 3546aaf7c3..7ffd72c42c 100644
--- a/synapse/api/errors.py
+++ b/synapse/api/errors.py
@@ -80,6 +80,8 @@ class Codes(str, Enum):
     WEAK_PASSWORD = "M_WEAK_PASSWORD"
     INVALID_SIGNATURE = "M_INVALID_SIGNATURE"
     USER_DEACTIVATED = "M_USER_DEACTIVATED"
+    # USER_LOCKED = "M_USER_LOCKED"
+    USER_LOCKED = "ORG_MATRIX_MSC3939_USER_LOCKED"
 
     # Part of MSC3848
     # https://github.com/matrix-org/matrix-spec-proposals/pull/3848
diff --git a/synapse/config/user_directory.py b/synapse/config/user_directory.py
index c9e18b91e9..f60ec2ea66 100644
--- a/synapse/config/user_directory.py
+++ b/synapse/config/user_directory.py
@@ -35,3 +35,4 @@ class UserDirectoryConfig(Config):
         self.user_directory_search_prefer_local_users = user_directory_config.get(
             "prefer_local_users", False
         )
+        self.show_locked_users = user_directory_config.get("show_locked_users", False)
diff --git a/synapse/handlers/admin.py b/synapse/handlers/admin.py
index 119c7f8384..0e812a6d8b 100644
--- a/synapse/handlers/admin.py
+++ b/synapse/handlers/admin.py
@@ -67,6 +67,7 @@ class AdminHandler:
             "name",
             "admin",
             "deactivated",
+            "locked",
             "shadow_banned",
             "creation_ts",
             "appservice_id",
diff --git a/synapse/handlers/user_directory.py b/synapse/handlers/user_directory.py
index 05197edc95..a0f5568000 100644
--- a/synapse/handlers/user_directory.py
+++ b/synapse/handlers/user_directory.py
@@ -94,6 +94,7 @@ class UserDirectoryHandler(StateDeltasHandler):
         self.is_mine_id = hs.is_mine_id
         self.update_user_directory = hs.config.worker.should_update_user_directory
         self.search_all_users = hs.config.userdirectory.user_directory_search_all_users
+        self.show_locked_users = hs.config.userdirectory.show_locked_users
         self._spam_checker_module_callbacks = hs.get_module_api_callbacks().spam_checker
         self._hs = hs
 
@@ -144,7 +145,9 @@ class UserDirectoryHandler(StateDeltasHandler):
                     ]
                 }
         """
-        results = await self.store.search_user_dir(user_id, search_term, limit)
+        results = await self.store.search_user_dir(
+            user_id, search_term, limit, self.show_locked_users
+        )
 
         # Remove any spammy users from the results.
         non_spammy_users = []
diff --git a/synapse/rest/admin/users.py b/synapse/rest/admin/users.py
index e0257daa75..04d9ef25b7 100644
--- a/synapse/rest/admin/users.py
+++ b/synapse/rest/admin/users.py
@@ -280,6 +280,17 @@ class UserRestServletV2(RestServlet):
                 HTTPStatus.BAD_REQUEST, "'deactivated' parameter is not of type boolean"
             )
 
+        lock = body.get("locked", False)
+        if not isinstance(lock, bool):
+            raise SynapseError(
+                HTTPStatus.BAD_REQUEST, "'locked' parameter is not of type boolean"
+            )
+
+        if deactivate and lock:
+            raise SynapseError(
+                HTTPStatus.BAD_REQUEST, "An user can't be deactivated and locked"
+            )
+
         approved: Optional[bool] = None
         if "approved" in body and self._msc3866_enabled:
             approved = body["approved"]
@@ -397,6 +408,12 @@ class UserRestServletV2(RestServlet):
                         target_user.to_string()
                     )
 
+            if "locked" in body:
+                if lock and not user["locked"]:
+                    await self.store.set_user_locked_status(user_id, True)
+                elif not lock and user["locked"]:
+                    await self.store.set_user_locked_status(user_id, False)
+
             if "user_type" in body:
                 await self.store.set_user_type(target_user, user_type)
 
diff --git a/synapse/rest/client/logout.py b/synapse/rest/client/logout.py
index 94ad90942f..2e104d4888 100644
--- a/synapse/rest/client/logout.py
+++ b/synapse/rest/client/logout.py
@@ -40,7 +40,9 @@ class LogoutRestServlet(RestServlet):
         self._device_handler = handler
 
     async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
-        requester = await self.auth.get_user_by_req(request, allow_expired=True)
+        requester = await self.auth.get_user_by_req(
+            request, allow_expired=True, allow_locked=True
+        )
 
         if requester.device_id is None:
             # The access token wasn't associated with a device.
@@ -67,7 +69,9 @@ class LogoutAllRestServlet(RestServlet):
         self._device_handler = handler
 
     async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
-        requester = await self.auth.get_user_by_req(request, allow_expired=True)
+        requester = await self.auth.get_user_by_req(
+            request, allow_expired=True, allow_locked=True
+        )
         user_id = requester.user.to_string()
 
         # first delete all of the user's devices
diff --git a/synapse/storage/databases/main/registration.py b/synapse/storage/databases/main/registration.py
index c582cf0573..d3a01d526f 100644
--- a/synapse/storage/databases/main/registration.py
+++ b/synapse/storage/databases/main/registration.py
@@ -205,7 +205,8 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore):
                     name, password_hash, is_guest, admin, consent_version, consent_ts,
                     consent_server_notice_sent, appservice_id, creation_ts, user_type,
                     deactivated, COALESCE(shadow_banned, FALSE) AS shadow_banned,
-                    COALESCE(approved, TRUE) AS approved
+                    COALESCE(approved, TRUE) AS approved,
+                    COALESCE(locked, FALSE) AS locked
                 FROM users
                 WHERE name = ?
                 """,
@@ -230,10 +231,15 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore):
             # want to make sure we're returning the right type of data.
             # Note: when adding a column name to this list, be wary of NULLable columns,
             # since NULL values will be turned into False.
-            boolean_columns = ["admin", "deactivated", "shadow_banned", "approved"]
+            boolean_columns = [
+                "admin",
+                "deactivated",
+                "shadow_banned",
+                "approved",
+                "locked",
+            ]
             for column in boolean_columns:
-                if not isinstance(row[column], bool):
-                    row[column] = bool(row[column])
+                row[column] = bool(row[column])
 
         return row
 
@@ -1116,6 +1122,27 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore):
         # Convert the integer into a boolean.
         return res == 1
 
+    @cached()
+    async def get_user_locked_status(self, user_id: str) -> bool:
+        """Retrieve the value for the `locked` property for the provided user.
+
+        Args:
+            user_id: The ID of the user to retrieve the status for.
+
+        Returns:
+            True if the user was locked, false if the user is still active.
+        """
+
+        res = await self.db_pool.simple_select_one_onecol(
+            table="users",
+            keyvalues={"name": user_id},
+            retcol="locked",
+            desc="get_user_locked_status",
+        )
+
+        # Convert the potential integer into a boolean.
+        return bool(res)
+
     async def get_threepid_validation_session(
         self,
         medium: Optional[str],
@@ -2111,6 +2138,33 @@ class RegistrationBackgroundUpdateStore(RegistrationWorkerStore):
         self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
         txn.call_after(self.is_guest.invalidate, (user_id,))
 
+    async def set_user_locked_status(self, user_id: str, locked: bool) -> None:
+        """Set the `locked` property for the provided user to the provided value.
+
+        Args:
+            user_id: The ID of the user to set the status for.
+            locked: The value to set for `locked`.
+        """
+
+        await self.db_pool.runInteraction(
+            "set_user_locked_status",
+            self.set_user_locked_status_txn,
+            user_id,
+            locked,
+        )
+
+    def set_user_locked_status_txn(
+        self, txn: LoggingTransaction, user_id: str, locked: bool
+    ) -> None:
+        self.db_pool.simple_update_one_txn(
+            txn=txn,
+            table="users",
+            keyvalues={"name": user_id},
+            updatevalues={"locked": locked},
+        )
+        self._invalidate_cache_and_stream(txn, self.get_user_locked_status, (user_id,))
+        self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
+
     def update_user_approval_status_txn(
         self, txn: LoggingTransaction, user_id: str, approved: bool
     ) -> None:
diff --git a/synapse/storage/databases/main/user_directory.py b/synapse/storage/databases/main/user_directory.py
index 2a136f2ff6..f0dc31fee6 100644
--- a/synapse/storage/databases/main/user_directory.py
+++ b/synapse/storage/databases/main/user_directory.py
@@ -995,7 +995,11 @@ class UserDirectoryStore(UserDirectoryBackgroundUpdateStore):
         )
 
     async def search_user_dir(
-        self, user_id: str, search_term: str, limit: int
+        self,
+        user_id: str,
+        search_term: str,
+        limit: int,
+        show_locked_users: bool = False,
     ) -> SearchResult:
         """Searches for users in directory
 
@@ -1029,6 +1033,9 @@ class UserDirectoryStore(UserDirectoryBackgroundUpdateStore):
                 )
             """
 
+        if not show_locked_users:
+            where_clause += " AND (u.locked IS NULL OR u.locked = FALSE)"
+
         # We allow manipulating the ranking algorithm by injecting statements
         # based on config options.
         additional_ordering_statements = []
@@ -1060,6 +1067,7 @@ class UserDirectoryStore(UserDirectoryBackgroundUpdateStore):
                 SELECT d.user_id AS user_id, display_name, avatar_url
                 FROM matching_users as t
                 INNER JOIN user_directory AS d USING (user_id)
+                LEFT JOIN users AS u ON t.user_id = u.name
                 WHERE
                     %(where_clause)s
                 ORDER BY
@@ -1115,6 +1123,7 @@ class UserDirectoryStore(UserDirectoryBackgroundUpdateStore):
                 SELECT d.user_id AS user_id, display_name, avatar_url
                 FROM user_directory_search as t
                 INNER JOIN user_directory AS d USING (user_id)
+                LEFT JOIN users AS u ON t.user_id = u.name
                 WHERE
                     %(where_clause)s
                     AND value MATCH ?
diff --git a/synapse/storage/schema/main/delta/80/01_users_alter_locked.sql b/synapse/storage/schema/main/delta/80/01_users_alter_locked.sql
new file mode 100644
index 0000000000..21c7971441
--- /dev/null
+++ b/synapse/storage/schema/main/delta/80/01_users_alter_locked.sql
@@ -0,0 +1,16 @@
+/* Copyright 2023 The Matrix.org Foundation C.I.C.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+ALTER TABLE users ADD locked BOOLEAN DEFAULT FALSE NOT NULL;
diff --git a/tests/api/test_auth.py b/tests/api/test_auth.py
index cdb0048122..ce96574915 100644
--- a/tests/api/test_auth.py
+++ b/tests/api/test_auth.py
@@ -69,6 +69,7 @@ class AuthTestCase(unittest.HomeserverTestCase):
         )
         self.store.get_user_by_access_token = simple_async_mock(user_info)
         self.store.mark_access_token_as_used = simple_async_mock(None)
+        self.store.get_user_locked_status = simple_async_mock(False)
 
         request = Mock(args={})
         request.args[b"access_token"] = [self.test_token]
@@ -293,6 +294,7 @@ class AuthTestCase(unittest.HomeserverTestCase):
         )
         self.store.insert_client_ip = simple_async_mock(None)
         self.store.mark_access_token_as_used = simple_async_mock(None)
+        self.store.get_user_locked_status = simple_async_mock(False)
         request = Mock(args={})
         request.getClientAddress.return_value.host = "127.0.0.1"
         request.args[b"access_token"] = [self.test_token]
@@ -311,6 +313,7 @@ class AuthTestCase(unittest.HomeserverTestCase):
                 token_used=True,
             )
         )
+        self.store.get_user_locked_status = simple_async_mock(False)
         self.store.insert_client_ip = simple_async_mock(None)
         self.store.mark_access_token_as_used = simple_async_mock(None)
         request = Mock(args={})
diff --git a/tests/rest/admin/test_user.py b/tests/rest/admin/test_user.py
index 9af9db6e3e..41a959b4d6 100644
--- a/tests/rest/admin/test_user.py
+++ b/tests/rest/admin/test_user.py
@@ -29,7 +29,16 @@ from synapse.api.constants import ApprovalNoticeMedium, LoginType, UserTypes
 from synapse.api.errors import Codes, HttpResponseException, ResourceLimitError
 from synapse.api.room_versions import RoomVersions
 from synapse.media.filepath import MediaFilePaths
-from synapse.rest.client import devices, login, logout, profile, register, room, sync
+from synapse.rest.client import (
+    devices,
+    login,
+    logout,
+    profile,
+    register,
+    room,
+    sync,
+    user_directory,
+)
 from synapse.server import HomeServer
 from synapse.types import JsonDict, UserID, create_requester
 from synapse.util import Clock
@@ -1477,6 +1486,7 @@ class UserRestTestCase(unittest.HomeserverTestCase):
         login.register_servlets,
         sync.register_servlets,
         register.register_servlets,
+        user_directory.register_servlets,
     ]
 
     def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
@@ -2464,6 +2474,105 @@ class UserRestTestCase(unittest.HomeserverTestCase):
         # This key was removed intentionally. Ensure it is not accidentally re-included.
         self.assertNotIn("password_hash", channel.json_body)
 
+    def test_locked_user(self) -> None:
+        # User can sync
+        channel = self.make_request(
+            "GET",
+            "/_matrix/client/v3/sync",
+            access_token=self.other_user_token,
+        )
+        self.assertEqual(200, channel.code, msg=channel.json_body)
+
+        # Lock user
+        channel = self.make_request(
+            "PUT",
+            self.url_other_user,
+            access_token=self.admin_user_tok,
+            content={"locked": True},
+        )
+
+        # User is not authorized to sync anymore
+        channel = self.make_request(
+            "GET",
+            "/_matrix/client/v3/sync",
+            access_token=self.other_user_token,
+        )
+        self.assertEqual(401, channel.code, msg=channel.json_body)
+        self.assertEqual(Codes.USER_LOCKED, channel.json_body["errcode"])
+        self.assertTrue(channel.json_body["soft_logout"])
+
+    @override_config({"user_directory": {"enabled": True, "search_all_users": True}})
+    def test_locked_user_not_in_user_dir(self) -> None:
+        # User is available in the user dir
+        channel = self.make_request(
+            "POST",
+            "/_matrix/client/v3/user_directory/search",
+            {"search_term": self.other_user},
+            access_token=self.admin_user_tok,
+        )
+        self.assertEqual(200, channel.code, msg=channel.json_body)
+        self.assertIn("results", channel.json_body)
+        self.assertEqual(1, len(channel.json_body["results"]))
+
+        # Lock user
+        channel = self.make_request(
+            "PUT",
+            self.url_other_user,
+            access_token=self.admin_user_tok,
+            content={"locked": True},
+        )
+
+        # User is not available anymore in the user dir
+        channel = self.make_request(
+            "POST",
+            "/_matrix/client/v3/user_directory/search",
+            {"search_term": self.other_user},
+            access_token=self.admin_user_tok,
+        )
+        self.assertEqual(200, channel.code, msg=channel.json_body)
+        self.assertIn("results", channel.json_body)
+        self.assertEqual(0, len(channel.json_body["results"]))
+
+    @override_config(
+        {
+            "user_directory": {
+                "enabled": True,
+                "search_all_users": True,
+                "show_locked_users": True,
+            }
+        }
+    )
+    def test_locked_user_in_user_dir_with_show_locked_users_option(self) -> None:
+        # User is available in the user dir
+        channel = self.make_request(
+            "POST",
+            "/_matrix/client/v3/user_directory/search",
+            {"search_term": self.other_user},
+            access_token=self.admin_user_tok,
+        )
+        self.assertEqual(200, channel.code, msg=channel.json_body)
+        self.assertIn("results", channel.json_body)
+        self.assertEqual(1, len(channel.json_body["results"]))
+
+        # Lock user
+        channel = self.make_request(
+            "PUT",
+            self.url_other_user,
+            access_token=self.admin_user_tok,
+            content={"locked": True},
+        )
+
+        # User is still available in the user dir
+        channel = self.make_request(
+            "POST",
+            "/_matrix/client/v3/user_directory/search",
+            {"search_term": self.other_user},
+            access_token=self.admin_user_tok,
+        )
+        self.assertEqual(200, channel.code, msg=channel.json_body)
+        self.assertIn("results", channel.json_body)
+        self.assertEqual(1, len(channel.json_body["results"]))
+
     @override_config({"user_directory": {"enabled": True, "search_all_users": True}})
     def test_change_name_deactivate_user_user_directory(self) -> None:
         """
diff --git a/tests/storage/test_registration.py b/tests/storage/test_registration.py
index 05ea802008..ba41459d08 100644
--- a/tests/storage/test_registration.py
+++ b/tests/storage/test_registration.py
@@ -48,6 +48,7 @@ class RegistrationStoreTestCase(HomeserverTestCase):
                 "creation_ts": 0,
                 "user_type": None,
                 "deactivated": 0,
+                "locked": 0,
                 "shadow_banned": 0,
                 "approved": 1,
             },