This release updates Kubernetes to v1.21.7, fixes a number of minor issues, and addresses some security concerns.
For more details on what's new, see the Kubernetes release notes.
Changes since v1.21.6+rke2r1:
- Windows Server 2022 support (#2097)
- Dump logs with docker cp (#2109)
- Updating to new signals package in wrangler (#2102)
- Bump to r2 rc1 (#2126)
- Fix typo in windows pause image (#2127)
- Add etcd extra-args support to RKE2 (#2139)
- Bump k3s (#2131)
- Bump Go and k3s versions (#2148)
- Get node name from metadata if AWS cloud provider is enabled (#2166)
- Backport chart bumps from master (#2169)
- Version bumps for 1.21.7 prep (#2123)
- Update k8s v1.21.7 (#2181)
- Enable Rke2 parser to skip flags (#2199)
Packaged Component Versions
| Component | Version |
|---|---|
| Kubernetes | v1.21.7 |
| Etcd | v3.4.13-k3s1 |
| Containerd | v1.4.12-k3s1 |
| Runc | v1.0.2 |
| CNI Plugins | v0.9.1 |
| Metrics-server | v0.5.0 |
| CoreDNS | v1.8.5 |
| Ingress-Nginx | 4.0.3 |
| Helm-controller | v0.11.7 |
Available CNIs
| Component | Version | FIPS Compliant |
|---|---|---|
| Canal (Default) | Flannel v0.15.1 Calico v3.20.1 | Yes |
| Calico | v3.19.2 | No |
| Cilium | v1.10.4 | No |
| Multus | v3.7.1 | No |
Known Issues
- #1447 - When restoring RKE2 from backup to a new node, you should ensure that all pods are stopped following the initial restore:
curl -sfL https://get.rke2.io | sudo INSTALL_RKE2_VERSION=v1.21.6+rke2r1
rke2 server \
--cluster-reset \
--cluster-reset-restore-path=<PATH-TO-SNAPSHOT> --token <token used in the original cluster>
rke2-killall.sh
systemctl enable rke2-server
systemctl start rke2-serverHelpful Links
As always, we welcome and appreciate feedback from our community of users. Please feel free to:
- Open issues here
- Join our Slack channel
- Check out our documentation for guidance on how to get started.