feat: add support for DeletionProtection attribute passing

[guessi]

Description

• Add support for DeletionProtection attribute passing.

• Make it possible to update DeletionProtection setup with eksctl utils deletion-protection command.

  • Cluster creation

  % ./eksctl create cluster -f ./examples/46-deletion-protection-example.yaml
  2025-11-10 13:04:42 [ℹ]  eksctl version 0.217.0-dev+9cbe52f2b.2025-11-10T12:59:29Z
  ...
  2025-11-10 13:04:43 [ℹ]  creating EKS cluster "deletion-protection-cluster" in "us-west-2" region with managed nodes
  ...
  2025-11-10 13:18:39 [✔]  EKS cluster "deletion-protection-cluster" in "us-west-2" region is ready

  • CloudTrail

  {
      ...
      "eventTime": "2025-11-10T05:05:12Z",
      "eventSource": "eks.amazonaws.com",
      "eventName": "CreateCluster",
      "awsRegion": "us-west-2",
      "sourceIPAddress": "cloudformation.amazonaws.com",
      "userAgent": "cloudformation.amazonaws.com",
      "requestParameters": {
          "name": "deletion-protection-cluster",
          ...
          "deletionProtection": true
      },
      ...
  }

  • Enabling

  $ ./eksctl utils deletion-protection --name deletion-protection-cluster --enabled=true --approve
  2025-11-10 12:58:56 [ℹ]  enabling deletion protection for cluster "deletion-protection-cluster"

  • Disabling

  $ ./eksctl utils deletion-protection --name deletion-protection-cluster --enabled=false --approve
  2025-11-10 12:59:13 [ℹ]  disabling deletion protection for cluster "deletion-protection-cluster"

  • With no --approve passing

  $ ./eksctl utils deletion-protection --name deletion-protection-cluster --enabled=true
  2025-11-10 12:58:23 [✖]  --dry-run is not supported for this command

  • Cluster deletion

  $ ./eksctl delete cluster -f ./examples/46-deletion-protection-example.yaml
  2025-11-10 13:21:02 [ℹ]  deleting EKS cluster "deletion-protection-cluster"
  ...
  2025-11-10 13:28:35 [ℹ]  will delete stack "eksctl-deletion-protection-cluster-cluster"
  2025-11-10 13:28:36 [✔]  all cluster resources were deleted

Checklist

• Added tests that cover your change (if possible)
• Added/modified documentation as required (such as the README.md, or the userdocs directory)
• Manually tested
• Made sure the title of the PR is a good description that can go into the release notes
• (Core team) Added labels for change area (e.g. area/nodegroup) and kind (e.g. kind/improvement)

BONUS POINTS checklist: complete for good vibes and maybe prizes?! 🤯

• Backfilled missing tests for code in same general area 🎉
• Refactored something and made the world a better place 🌟