v1.16.0

[gardener-extension-provider-aws]

Most notable changes

• [OPERATOR] Adding known compatibility issue for AWS extension <= v1.15.0 and Gardenlet >v1.10.0. (#183, @danielfoehrKn)
  • Please check the document under /docs/compatibilty.

Improvements

• [USER] amazon/aws-ebs-csi-driver is now updated to v0.7.0. (#192, @ialidzhikov)
• [OPERATOR] github.com/gardener/gardener dependency is now updated to v1.11.1. (#198, @ialidzhikov)
• [OPERATOR] The following options can now be configured through the extension's Helm chart values charts/gardener-extension-provider-aws/values.yaml: (#196, @timuthy)
  • Health check worker count
  • minAllowed values for VPA
• [OPERATOR] The Webhook ensurer does not remove or add the /etc/ssl directory for kube apiserver deployments any more. This is done by the Gardenlet for version >= 1.10.0. (#182, @danielfoehrKn)

[cloud-provider-aws]

Improvements

• [OPERATOR] k8s.io/legacy-cloud-providers is now updated to v0.17.13. (gardener-attic/cloud-provider-aws@ff3f6e5)
• [OPERATOR] k8s.io/legacy-cloud-providers is now updated to v0.18.10. (gardener-attic/cloud-provider-aws@c4b0081)
• [OPERATOR] k8s.io/legacy-cloud-providers is now updated to v0.19.3. (gardener-attic/cloud-provider-aws@b9aeadd)

[gardener]

Most notable changes

• [OPERATOR] Machines without .spec.providerID or .status.node will no longer be persisted in the Worker' .status.state field. This is to prevent unnecessary updates to the ShootState resources. (gardener/gardener#2909, @rfranzke)

[machine-controller-manager]

Most notable changes

• [USER] Support for Spot Instances is available in AWS driver. If the spotPrice is empty, price is automatically set to the on-demand price so that Spot instance can launch immediately. (gardener/machine-controller-manager#481, @zuzzas)
• [OPERATOR] Introduced a backoff in re-enqueuing machines on creation/deletion failures. Avoids throttling APIServer & provider calls. (gardener/machine-controller-manager#523, @hardikdr)
• [OPERATOR] RBAC policies have to be updated to allow updating of node/status resources. (gardener/machine-controller-manager#492, @guydaichs)
• [OPERATOR] New flag delete-migrated-machine-class is introduced. When set to true (defaulted to false), deletes any provider-specific machine class (e.g. AWSMachineClass) that has the machine.sapcloud.io/migrated annotation set on it. (gardener/machine-controller-manager#484, @prashanth26)
• [DEVELOPER] Added migration logic for moving from provider-specific machine class to generic machine classes in out of tree code path. On migration, the machine.sapcloud.io/migrated annotation set on the old machine class. (gardener/machine-controller-manager#484, @prashanth26)
• [DEVELOPER] The machine controller adds finalizer only when machine reference is present, deletes it otherwise. (gardener/machine-controller-manager#484, @prashanth26)

Improvements

• [USER] Retry when secret is referred by machineClass is missing (gardener/machine-controller-manager#495, @AxiomSamarth)
• [USER] Node condition is added to the status of terminating nodes indicating the termination start time and reason (Unhealthy|ScaleDown) (gardener/machine-controller-manager#492, @guydaichs)
• [OPERATOR] Added a more comprehensive set of events to trigger machine class reconciliations. (gardener/machine-controller-manager#532, @prashanth26)
• [OPERATOR] Finalizers are added by default for all machine class objects. (gardener/machine-controller-manager#532, @prashanth26)
• [OPERATOR] AWS: Allow deletion of VMs even on list image or modify instance failure (gardener/machine-controller-manager#516, @prashanth26)
• [OPERATOR] All nodes under machine deployments being rolled-out are annotated with cluster-autoscaler.kubernetes.io/scale-down-disabled: "True" during the period of rolling-update. (gardener/machine-controller-manager#496, @hardikdr)
• [OPERATOR] A new command line flag autoscaler-scaldown-annotation-during-rollout is introduced to disable annotating the nodes with cluster-autoscaler annotation cluster-autoscaler.kubernetes.io/scale-down-disabled during rollout. (gardener/machine-controller-manager#496, @hardikdr)
• [DEVELOPER] Adds a new phase CrashLoopBackOff that is set due to machine creation failures. (gardener/machine-controller-manager#523, @hardikdr)

Docker Images

gardener-extension-provider-aws: eu.gcr.io/gardener-project/gardener/extensions/provider-aws:v1.16.0
gardener-extension-validator-aws: eu.gcr.io/gardener-project/gardener/extensions/validator-aws:v1.16.0