Harden ingest_event: coerce non-UUID source_id to NULL (tolerates legacy messages)

app/ingestor.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 import json
 import logging
+import uuid
 from datetime import datetime, timezone
 
 import nats
@@ -23,9 +24,19 @@ NATS_DURABLE = "osint-ingestor"
 
 async def ingest_event(msg: dict):
     """Ingest a single event from NATS into PostgreSQL."""
+    # source_id links to a feed_sources UUID; tolerate non-UUID / missing values
+    # (e.g. legacy messages that carried a URL) by coercing to None.
+    raw_source_id = msg.get("source_id")
+    source_id = None
+    if raw_source_id is not None:
+        try:
+            source_id = str(uuid.UUID(str(raw_source_id)))
+        except (ValueError, AttributeError, TypeError):
+            source_id = None
+
     event_row = {
         "source_type": msg.get("source_type", "rss"),
-        "source_id": msg.get("source_id"),
+        "source_id": source_id,
         "title": msg.get("title"),
         "body": msg.get("body"),
         "url": msg.get("url"),