chore(control): Pending deletion for dead ExternalActorReplica table

migrations_lockfile.txt

@@ -13,7 +13,7 @@ feedback: 0007_cleanup_failed_safe_deletes
 
 flags: 0001_squashed_0004_add_flag_audit_log_provider_column
 
-hybridcloud: 0001_squashed_0030_remove_orgslugreservationreplica_delete
+hybridcloud: 0031_remove_externalactorreplica_pending
 
 insights: 0001_squashed_0002_backfill_team_starred
 

src/sentry/db/router.py

@@ -69,6 +69,7 @@ class SiloRouter:
         "authidentity_duplicate": SiloMode.CONTROL,
         "authprovider_duplicate": SiloMode.CONTROL,
         "feedback_feedback": SiloMode.CELL,
+        "hybridcloud_externalactorreplica": SiloMode.CONTROL,
         "hybridcloud_organizationslugreservationreplica": SiloMode.CELL,
         "prevent_ai_configuration": SiloMode.CELL,
         "releases_commit": SiloMode.CELL,

src/sentry/hybridcloud/migrations/0031_remove_externalactorreplica_pending.py

@@ -0,0 +1,58 @@
+# Generated by Django 5.2.14 on 2026-07-13 17:02
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations
+
+import sentry.db.models.fields.foreignkey
+from sentry.new_migrations.migrations import CheckedMigration
+from sentry.new_migrations.monkey.models import SafeDeleteModel
+from sentry.new_migrations.monkey.state import DeletionAction
+
+
+class Migration(CheckedMigration):
+    # This flag is used to mark that a migration shouldn't be automatically run in production.
+    # This should only be used for operations where it's safe to run the migration after your
+    # code has deployed. So this should not be used for most operations that alter the schema
+    # of a table.
+    # Here are some things that make sense to mark as post deployment:
+    # - Large data migrations. Typically we want these to be run manually so that they can be
+    #   monitored and not block the deploy for a long period of time while they run.
+    # - Adding indexes to large tables. Since this can take a long time, we'd generally prefer to
+    #   run this outside deployments so that we don't block them. Note that while adding an index
+    #   is a schema change, it's completely safe to run the operation after the code has deployed.
+    # Once deployed, run these manually via: https://develop.sentry.dev/database-migrations/#migration-deployment
+
+    is_post_deployment = False
+
+    dependencies = [
+        ("hybridcloud", "0001_squashed_0030_remove_orgslugreservationreplica_delete"),
+    ]
+
+    operations = [
+        # Drop the DB-level FK constraints before removing the model from state;
+        # SafeDeleteModel(MOVE_TO_PENDING) refuses to proceed while any remain.
+        migrations.AlterField(
+            model_name="externalactorreplica",
+            name="integration",
+            field=sentry.db.models.fields.foreignkey.FlexibleForeignKey(
+                db_constraint=False,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="sentry.integration",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="externalactorreplica",
+            name="user",
+            field=sentry.db.models.fields.foreignkey.FlexibleForeignKey(
+                db_constraint=False,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to=settings.AUTH_USER_MODEL,
+            ),
+        ),
+        SafeDeleteModel(
+            name="ExternalActorReplica",
+            deletion_action=DeletionAction.MOVE_TO_PENDING,
+        ),
+    ]

src/sentry/hybridcloud/models/__init__.py

@@ -4,13 +4,11 @@
     "OrgAuthTokenReplica",
     "CacheVersionBase",
     "CellCacheVersion",
-    "ExternalActorReplica",
     "WebhookPayload",
 ]
 
 from .apikeyreplica import ApiKeyReplica  # noqa
 from .apitokenreplica import ApiTokenReplica  # noqa
 from .cacheversion import CacheVersionBase, CellCacheVersion  # noqa
-from .externalactorreplica import ExternalActorReplica  # noqa
 from .orgauthtokenreplica import OrgAuthTokenReplica  # noqa
 from .webhookpayload import WebhookPayload  # noqa