Workload cluster release aws-25.4.0 for CAPA

This release introduces aws-node-termination-handler for graceful draining of nodes during an upgrade or other type of replacement of worker nodes.

Details can be found in the node pools documentation.

Changes compared to v25.3.0

Components

  • cluster-aws from v1.3.4 to v1.3.5

cluster-aws v1.3.4…v1.3.5

Added

  • Values: Add global.providerSpecific.controlPlaneAmi & global.providerSpecific.nodePoolAmi.
  • Add aws-node-termination-handler bundle
  • Make ASG lifecycle hook heartbeat timeout configurable

Apps

  • aws-nth-bundle v1.2.0
  • cert-exporter from v2.9.0 to v2.9.3

aws-nth-bundle v1.2.0

Added

  • Send spot instance interruption and instance state change events to SQS queue so that aws-node-termination-handler can react to them

cert-exporter v2.9.0…v2.9.3

Added

  • Chart: Add VPA and resources configuration for deployment and daemonset. (#382)

Changed

  • Chart: Enable global.podSecurityStandards.enforced. (#420)
  • Chart: Update PolicyExceptions to v2beta1. (#358)

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