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AWS AmazonECS documentation change

Service: AmazonECS · 2025-08-19 · Documentation low

File: AmazonECS/latest/developerguide/blue-green-deployment-how-it-works.md

Summary

Added documentation about Lambda function timeout handling and callback delay configuration for blue-green deployment lifecycle hooks

Security assessment

The change explains operational parameters for Lambda integration in deployment workflows but does not address security vulnerabilities or introduce security features. It focuses on timeout management and callback mechanics.

Diff

diff --git a/AmazonECS/latest/developerguide/blue-green-deployment-how-it-works.md b/AmazonECS/latest/developerguide/blue-green-deployment-how-it-works.md
index 0d5b21d43..451042d8b 100644
--- a//AmazonECS/latest/developerguide/blue-green-deployment-how-it-works.md
+++ b//AmazonECS/latest/developerguide/blue-green-deployment-how-it-works.md
@@ -75,0 +76,2 @@ Each lifecycle stage includes built-in validation checkpoints that must pass bef
+When you use a Lambda function, the function must complete the work, or return IN_PROGRESS within 15 minutes. You can use the `callBackDelaySeconds` to delay the call to Lambda. For more information, see [app.py function](https://github.com/aws-samples/sample-amazon-ecs-blue-green-deployment-patterns/blob/main/ecs-bluegreen-lifecycle-hooks/src/approvalFunction/app.py#L20-L25) in the sample-amazon-ecs-blue-green-deployment-patterns on GitHub.
+