feat: app rate limit (#5844)

Co-authored-by: liuzhenghua-jk <liuzhenghua-jk@360shuke.com>
Co-authored-by: takatost <takatost@gmail.com>

api/libs/external_api.py

@@ -6,6 +6,8 @@ from flask_restful import Api, http_status_message
 from werkzeug.datastructures import Headers
 from werkzeug.exceptions import HTTPException
 
+from core.errors.error import AppInvokeQuotaExceededError
+
 
 class ExternalApi(Api):
 
@@ -43,6 +45,13 @@ class ExternalApi(Api):
                 'message': str(e),
                 'status': status_code
             }
+        elif isinstance(e, AppInvokeQuotaExceededError):
+            status_code = 429
+            default_data = {
+                'code': 'too_many_requests',
+                'message': str(e),
+                'status': status_code
+            }
         else:
             status_code = 500
             default_data = {