From c4456114e1a5471bb61cb45605e782263dc8233c Mon Sep 17 00:00:00 2001
From: Andrew Morgan <1342360+anoadragon453@users.noreply.github.com>
Date: Sun, 1 Jan 2023 03:40:46 +0000
Subject: Add experimental support for MSC3391: deleting account data (#14714)

---
 synapse/replication/http/account_data.py | 92 +++++++++++++++++++++++++++++---
 1 file changed, 84 insertions(+), 8 deletions(-)

(limited to 'synapse/replication/http')

diff --git a/synapse/replication/http/account_data.py b/synapse/replication/http/account_data.py
index 310f609153..0edc95977b 100644
--- a/synapse/replication/http/account_data.py
+++ b/synapse/replication/http/account_data.py
@@ -28,7 +28,7 @@ if TYPE_CHECKING:
 logger = logging.getLogger(__name__)
 
 
-class ReplicationUserAccountDataRestServlet(ReplicationEndpoint):
+class ReplicationAddUserAccountDataRestServlet(ReplicationEndpoint):
     """Add user account data on the appropriate account data worker.
 
     Request format:
@@ -49,7 +49,6 @@ class ReplicationUserAccountDataRestServlet(ReplicationEndpoint):
         super().__init__(hs)
 
         self.handler = hs.get_account_data_handler()
-        self.clock = hs.get_clock()
 
     @staticmethod
     async def _serialize_payload(  # type: ignore[override]
@@ -73,7 +72,45 @@ class ReplicationUserAccountDataRestServlet(ReplicationEndpoint):
         return 200, {"max_stream_id": max_stream_id}
 
 
-class ReplicationRoomAccountDataRestServlet(ReplicationEndpoint):
+class ReplicationRemoveUserAccountDataRestServlet(ReplicationEndpoint):
+    """Remove user account data on the appropriate account data worker.
+
+    Request format:
+
+        POST /_synapse/replication/remove_user_account_data/:user_id/:type
+
+        {
+            "content": { ... },
+        }
+
+    """
+
+    NAME = "remove_user_account_data"
+    PATH_ARGS = ("user_id", "account_data_type")
+    CACHE = False
+
+    def __init__(self, hs: "HomeServer"):
+        super().__init__(hs)
+
+        self.handler = hs.get_account_data_handler()
+
+    @staticmethod
+    async def _serialize_payload(  # type: ignore[override]
+        user_id: str, account_data_type: str
+    ) -> JsonDict:
+        return {}
+
+    async def _handle_request(  # type: ignore[override]
+        self, request: Request, user_id: str, account_data_type: str
+    ) -> Tuple[int, JsonDict]:
+        max_stream_id = await self.handler.remove_account_data_for_user(
+            user_id, account_data_type
+        )
+
+        return 200, {"max_stream_id": max_stream_id}
+
+
+class ReplicationAddRoomAccountDataRestServlet(ReplicationEndpoint):
     """Add room account data on the appropriate account data worker.
 
     Request format:
@@ -94,7 +131,6 @@ class ReplicationRoomAccountDataRestServlet(ReplicationEndpoint):
         super().__init__(hs)
 
         self.handler = hs.get_account_data_handler()
-        self.clock = hs.get_clock()
 
     @staticmethod
     async def _serialize_payload(  # type: ignore[override]
@@ -118,6 +154,44 @@ class ReplicationRoomAccountDataRestServlet(ReplicationEndpoint):
         return 200, {"max_stream_id": max_stream_id}
 
 
+class ReplicationRemoveRoomAccountDataRestServlet(ReplicationEndpoint):
+    """Remove room account data on the appropriate account data worker.
+
+    Request format:
+
+        POST /_synapse/replication/remove_room_account_data/:user_id/:room_id/:account_data_type
+
+        {
+            "content": { ... },
+        }
+
+    """
+
+    NAME = "remove_room_account_data"
+    PATH_ARGS = ("user_id", "room_id", "account_data_type")
+    CACHE = False
+
+    def __init__(self, hs: "HomeServer"):
+        super().__init__(hs)
+
+        self.handler = hs.get_account_data_handler()
+
+    @staticmethod
+    async def _serialize_payload(  # type: ignore[override]
+        user_id: str, room_id: str, account_data_type: str, content: JsonDict
+    ) -> JsonDict:
+        return {}
+
+    async def _handle_request(  # type: ignore[override]
+        self, request: Request, user_id: str, room_id: str, account_data_type: str
+    ) -> Tuple[int, JsonDict]:
+        max_stream_id = await self.handler.remove_account_data_for_room(
+            user_id, room_id, account_data_type
+        )
+
+        return 200, {"max_stream_id": max_stream_id}
+
+
 class ReplicationAddTagRestServlet(ReplicationEndpoint):
     """Add tag on the appropriate account data worker.
 
@@ -139,7 +213,6 @@ class ReplicationAddTagRestServlet(ReplicationEndpoint):
         super().__init__(hs)
 
         self.handler = hs.get_account_data_handler()
-        self.clock = hs.get_clock()
 
     @staticmethod
     async def _serialize_payload(  # type: ignore[override]
@@ -186,7 +259,6 @@ class ReplicationRemoveTagRestServlet(ReplicationEndpoint):
         super().__init__(hs)
 
         self.handler = hs.get_account_data_handler()
-        self.clock = hs.get_clock()
 
     @staticmethod
     async def _serialize_payload(user_id: str, room_id: str, tag: str) -> JsonDict:  # type: ignore[override]
@@ -206,7 +278,11 @@ class ReplicationRemoveTagRestServlet(ReplicationEndpoint):
 
 
 def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
-    ReplicationUserAccountDataRestServlet(hs).register(http_server)
-    ReplicationRoomAccountDataRestServlet(hs).register(http_server)
+    ReplicationAddUserAccountDataRestServlet(hs).register(http_server)
+    ReplicationAddRoomAccountDataRestServlet(hs).register(http_server)
     ReplicationAddTagRestServlet(hs).register(http_server)
     ReplicationRemoveTagRestServlet(hs).register(http_server)
+
+    if hs.config.experimental.msc3391_enabled:
+        ReplicationRemoveUserAccountDataRestServlet(hs).register(http_server)
+        ReplicationRemoveRoomAccountDataRestServlet(hs).register(http_server)
-- 
cgit 1.4.1