Ability to retain specific clips / events indefinitely (#2831)

frigate/http.py

@@ -120,6 +120,40 @@ def event(id):
         return "Event not found", 404
 
 
+@bp.route("/events/<id>/retain", methods=("POST",))
+def set_retain(id):
+    try:
+        event = Event.get(Event.id == id)
+    except DoesNotExist:
+        return make_response(
+            jsonify({"success": False, "message": "Event" + id + " not found"}), 404
+        )
+
+    event.retain_indefinitely = True
+    event.save()
+
+    return make_response(
+        jsonify({"success": True, "message": "Event" + id + " retained"}), 200
+    )
+
+
+@bp.route("/events/<id>/retain", methods=("DELETE",))
+def delete_retain(id):
+    try:
+        event = Event.get(Event.id == id)
+    except DoesNotExist:
+        return make_response(
+            jsonify({"success": False, "message": "Event" + id + " not found"}), 404
+        )
+
+    event.retain_indefinitely = False
+    event.save()
+
+    return make_response(
+        jsonify({"success": True, "message": "Event" + id + " un-retained"}), 200
+    )
+
+
 @bp.route("/events/<id>", methods=("DELETE",))
 def delete_event(id):
     try: