AWS AmazonECS documentation change
Summary
Added limitations section for ALB blue/green deployments regarding mixed listener actions
Security assessment
The change documents deployment constraints but does not address security vulnerabilities or introduce security features.
Diff
diff --git a/AmazonECS/latest/developerguide/alb-resources-for-blue-green.md b/AmazonECS/latest/developerguide/alb-resources-for-blue-green.md index 0ecb69638..404260854 100644 --- a//AmazonECS/latest/developerguide/alb-resources-for-blue-green.md +++ b//AmazonECS/latest/developerguide/alb-resources-for-blue-green.md @@ -5 +5 @@ -Target groupsApplication Load BalancerListeners and rulesService configurationTraffic flow during deployment +LimitationsTarget groupsApplication Load BalancerListeners and rulesService configurationTraffic flow during deployment @@ -9 +9,10 @@ Target groupsApplication Load BalancerListeners and rulesService configurationTr -To use Elastic Load Balancing with Amazon ECS blue/green deployments, you need to configure specific resources that enable traffic routing between the blue and green service revisions. This section explains the required components and their configuration. +To use Application Load Balancers with Amazon ECS blue/green deployments, you need to configure specific resources that allow traffic routing between the blue and green service revisions. + +## Limitations + +The following limitations currently apply to blue/green deployments with Application Load Balancers: + + * Blue/green deployments are not supported when using Application Load Balancer listeners that have multiple action types configured with non-forwarding actions. If your Application Load Balancer listener rules contain a mix of forwarding and non-forwarding actions (such as redirect, fixed-response, or authenticate actions), the deployment will fail. + + +