Discard messages from blocked servers

users/views/activitypub.py

@@ -150,6 +150,13 @@ class Inbox(View):
                 f"Inbox error: cannot fetch actor {document['actor']}"
             )
             return HttpResponseBadRequest("Cannot retrieve actor")
+        # See if it's from a blocked domain
+        if identity.domain.blocked:
+            # I love to lie! Throw it away!
+            exceptions.capture_message(
+                f"Inbox: Discarded message from {identity.domain}"
+            )
+            return HttpResponse(status=202)
         # If there's a "signature" payload, verify against that
         if "signature" in document:
             try:

users/views/admin/federation.py

@@ -30,7 +30,7 @@ class FederationEdit(FormView):
 
     class form_class(forms.Form):
         blocked = forms.BooleanField(
-            help_text="If this domain is blocked from interacting with this server",
+            help_text="If this domain is blocked from interacting with this server.\nAll incoming posts from this domain will be irrecoverably dropped.",
             widget=forms.Select(choices=[(True, "Blocked"), (False, "Not Blocked")]),
             required=False,
         )