This release includes the following changes (among other things):
- Set Kubernetes default version to v1.19.9
- Remove local lb privileged (#7454)
- Check kube-apiserver up on all masters before upgrade (#7217)
- Check for dummy kernel module (#7348)
- containerd,docker: stop installing extras repo on CentOS/RHEL
- Calico: fixup check when ipipMode / vxlanMode is not present
- Update azure cloud config (#7221)
- roles/docker: Make repokey fingerprint overrideable (#7263)
- Adding other masters sequentially, not in parallel (#7166)
- calico: fix NetworkManager check (#7169)
- Remove ignore_errors from drain tasks and enable retires (#7151)
- Correct Jinja Syntax for etcd-unsupported-arch (#6919)
- Fix unintended SIGPIPEs. (#7214)
- Fix: Bastion undefined variable (#7227)
- Ensure when use_oracle_public_repo is set to false the public Oracle
- Fix ansible calico route reflector tasks in calico role (#7224)
- Run containerd related tasks on OracleLinux. (#7250)
- Remove deletion of coredns deployment. (#7211)
- Fix Restart network doesn't work on Fedora CoreOS (#7271)
- Only use stat get_checksum: yes when needed (#7270)
- Fixup cri-o metacopy mount options (#7287)
- Ensure kubeadm doesn't use proxy (#7275)
- Ensure we gather IPv6 facts
- Add privileged_without_host_devices support (#7343)
- Auto renew control plane certificates (#7358)
- Fix k8s-certs-renew for k8s < 1.20 (#7410)
- Fixup kubelet.conf to point to kubelet-client-current.pem (#7347)
- Fix "api is up" check (#7295)
- Fix remove-node by removing jq usage (#7405)
- Fix reset when using containerd (#7308)
- Fix proxy usage when *_PROXY are present in environment (#7309)
- Fix the filename </etc/vault> is Duplicate in the reset role. (#7313)
- Fix recover-control-plane undefined 'proxy_disable_env' variable (#7326)
- Fix: added string to bool conversion for use_localhost_as_kube api load balancer (#7324)