chore: add config for enabling sync for specific users (#2184)

* chore: add config for enabling sync for users

* chore: error handling

app/config.py

@@ -3,7 +3,7 @@
 import socket
 import string
 from ast import literal_eval
-from typing import Callable, List
+from typing import Callable, List, Optional
 from urllib.parse import urlparse
 
 from dotenv import load_dotenv
@@ -588,3 +588,20 @@ def getRateLimitFromConfig(
 # We want it disabled by default, so only skip if defined
 EVENT_WEBHOOK_SKIP_VERIFY_SSL = "EVENT_WEBHOOK_SKIP_VERIFY_SSL" in os.environ
 EVENT_WEBHOOK_DISABLE = "EVENT_WEBHOOK_DISABLE" in os.environ
+
+
+def read_webhook_enabled_user_ids() -> Optional[List[int]]:
+    user_ids = os.environ.get("EVENT_WEBHOOK_ENABLED_USER_IDS", None)
+    if user_ids is None:
+        return None
+
+    ids = []
+    for id in user_ids.split(","):
+        try:
+            ids.append(int(id.strip()))
+        except ValueError:
+            pass
+    return ids
+
+
+EVENT_WEBHOOK_ENABLED_USER_IDS: Optional[List[int]] = read_webhook_enabled_user_ids()

app/events/event_dispatcher.py

@@ -40,6 +40,10 @@ def send_event(
         if not config.EVENT_WEBHOOK and skip_if_webhook_missing:
             return
 
+        if config.EVENT_WEBHOOK_ENABLED_USER_IDS is not None:
+            if user.id not in config.EVENT_WEBHOOK_ENABLED_USER_IDS:
+                return
+
         partner_user = EventDispatcher.__partner_user(user.id)
         if not partner_user:
             return