Created and updated docs for 1.21-4 (#534)

Author: Kirsten Schumy

README.md

@@ -48,7 +48,7 @@ To receive notifications about new EKS-D releases, subscribe to the EKS-D update
 
 | Release | Manifest |
 | --- | --- |
-| 3 | [kubernetes-1-21-eks-3](https://distro.eks.amazonaws.com/kubernetes-1-21/kubernetes-1-21-eks-3.yaml) |
+| 4 | [kubernetes-1-21-eks-4](https://distro.eks.amazonaws.com/kubernetes-1-21/kubernetes-1-21-eks-4.yaml) |
 
 ## Development
 

docs/contents/index.md

@@ -105,7 +105,7 @@ commands:
 
 ```bash
 RELEASE_BRANCH=1-21
-RELEASE=3
+RELEASE=4
 kubectl apply -f https://distro.eks.amazonaws.com/crds/releases.distro.eks.amazonaws.com-v1alpha1.yaml
 kubectl apply -f https://distro.eks.amazonaws.com/kubernetes-${RELEASE_BRANCH}/kubernetes-${RELEASE_BRANCH}-eks-${RELEASE}.yaml
 kubectl get release kubernetes-${RELEASE_BRANCH}-eks-${RELEASE}
@@ -120,6 +120,7 @@ repository for the [EKS Optimized AMI](https://github.com/awslabs/amazon-eks-ami
 if you are interested in the AL2 container runtime kernel version.
 
 #### EKS-D 1.21 Version Dependencies
+* [v1-21-eks-4](releases/1-21/4/index.md) (August 18, 2021)
 * [v1-21-eks-3](releases/1-21/3/index.md) (August 6, 2021)
 * [v1-21-eks-2](releases/1-21/2/index.md) (July 27, 2021)
 * [v1-21-eks-1](releases/1-21/1/index.md) (July 19, 2021)

docs/contents/releases/1-21/4/CHANGELOG-v1-21-eks-4.md

@@ -0,0 +1,6 @@
+# Changelog for v1-21-eks-4
+
+This changelog highlights the changes for [v1-21-eks-4](https://github.com/aws/eks-distro/tree/v1-21-eks-4).
+
+## Changes
+Security updates to Amazon Linux 2.

docs/contents/releases/1-21/4/index.md

@@ -0,0 +1,28 @@
+# EKS-D v1-21-eks-4 Release
+
+For additional information, see the [changelog](CHANGELOG-v1-21-eks-4.md) for this release.
+
+## Release Manifest
+Download the release manifest here: [kubernetes-1-21-eks-4.yaml](https://distro.eks.amazonaws.com/kubernetes-1-21/kubernetes-1-21-eks-4.yaml)
+
+| Name | Version | URI |
+|------|---------|-----|
+| aws-iam-authenticator | 0.5.2 | public.ecr.aws/eks-distro/kubernetes-sigs/aws-iam-authenticator:v0.5.2-eks-1-21-4 |
+| coredns | 1.8.3 | public.ecr.aws/eks-distro/coredns/coredns:v1.8.3-eks-1-21-4 |
+| csi-snapshotter | 3.0.3 | public.ecr.aws/eks-distro/kubernetes-csi/external-snapshotter/csi-snapshotter:v3.0.3-eks-1-21-4 |
+| etcd | 3.4.16 | public.ecr.aws/eks-distro/etcd-io/etcd:v3.4.16-eks-1-21-4 |
+| external-attacher | 3.1.0 | public.ecr.aws/eks-distro/kubernetes-csi/external-attacher:v3.1.0-eks-1-21-4 |
+| external-provisioner | 2.1.1 | public.ecr.aws/eks-distro/kubernetes-csi/external-provisioner:v2.1.1-eks-1-21-4 |
+| external-resizer | 1.1.0 | public.ecr.aws/eks-distro/kubernetes-csi/external-resizer:v1.1.0-eks-1-21-4 |
+| go-runner | 0.9.0 | public.ecr.aws/eks-distro/kubernetes/go-runner:v0.9.0-eks-1-21-4 |
+| kube-apiserver | 1.21.2 | public.ecr.aws/eks-distro/kubernetes/kube-apiserver:v1.21.2-eks-1-21-4 |
+| kube-controller-manager | 1.21.2 | public.ecr.aws/eks-distro/kubernetes/kube-controller-manager:v1.21.2-eks-1-21-4 |
+| kube-proxy | 1.21.2 | public.ecr.aws/eks-distro/kubernetes/kube-proxy:v1.21.2-eks-1-21-4 |
+| kube-proxy-base | 0.9.0 | public.ecr.aws/eks-distro/kubernetes/kube-proxy-base:v0.9.0-eks-1-21-4 |
+| kube-scheduler | 1.21.2 | public.ecr.aws/eks-distro/kubernetes/kube-scheduler:v1.21.2-eks-1-21-4 |
+| livenessprobe | 2.2.0 | public.ecr.aws/eks-distro/kubernetes-csi/livenessprobe:v2.2.0-eks-1-21-4 |
+| metrics-server | 0.5.0 | public.ecr.aws/eks-distro/kubernetes-sigs/metrics-server:v0.5.0-eks-1-21-4 |
+| node-driver-registrar | 2.1.0 | public.ecr.aws/eks-distro/kubernetes-csi/node-driver-registrar:v2.1.0-eks-1-21-4 |
+| pause | 1.21.2 | public.ecr.aws/eks-distro/kubernetes/pause:v1.21.2-eks-1-21-4 |
+| snapshot-controller | 3.0.3 | public.ecr.aws/eks-distro/kubernetes-csi/external-snapshotter/snapshot-controller:v3.0.3-eks-1-21-4 |
+| snapshot-validation-webhook | 3.0.3 | public.ecr.aws/eks-distro/kubernetes-csi/external-snapshotter/snapshot-validation-webhook:v3.0.3-eks-1-21-4 |

docs/contents/releases/1-21/4/release-announcement.txt

@@ -0,0 +1 @@
+Amazon EKS Distro v1.21-4 is now available. This release includes an update to Amazon Linux 2, which contains the latest security fixes. Amazon EKS Distro v1.21-4 builds are available through ECR Public Gallery (https://gallery.ecr.aws/eks-distro) and GitHub (https://github.com/aws/eks-distro)