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Fix "renew certs" for newer Kubespray clusters #727

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Fix "renew certs" for newer Kubespray clusters #727

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a233cda
Fix "renew certs" for newer Kubespray clusters
supersven Aug 27, 2024
3d008dc
add a better description to playbook comment
Veki301 Jul 4, 2025
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16 changes: 8 additions & 8 deletions ansible/kubernetes-renew-certs.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -45,16 +45,16 @@
ansible.builtin.shell: |
set -eo pipefail

kubeadm alpha certs renew apiserver-kubelet-client
kubeadm alpha certs renew apiserver
kubeadm alpha certs renew front-proxy-client
kubeadm alpha kubeconfig user --client-name system:kube-controller-manager > /etc/kubernetes/controller-manager.conf
kubeadm alpha kubeconfig user --client-name system:kube-scheduler > /etc/kubernetes/scheduler.conf
kubeadm certs renew apiserver-kubelet-client
kubeadm certs renew apiserver
kubeadm certs renew front-proxy-client
kubeadm kubeconfig user --client-name system:kube-controller-manager --config /etc/kubernetes/kubeadm-config.yaml > /etc/kubernetes/controller-manager.conf
kubeadm kubeconfig user --client-name system:kube-scheduler --config /etc/kubernetes/kubeadm-config.yaml > /etc/kubernetes/scheduler.conf
# note: if apiserver_loadbalancer_domain_name is not defined it might be that you talk to the cps directly
# in that case replace {{ apiserver_loadbalancer_domain_name }} with the public ip / domain of the cps
kubeadm alpha kubeconfig user --client-name system:node:$(hostname) --org system:nodes --apiserver-advertise-address={{ apiserver_loadbalancer_domain_name }} > /etc/kubernetes/kubelet.conf
# in that case replace pass apiserver_loadbalancer_domain_name to ansible with `-e` flag and with the public ip / domain of the cps
kubeadm kubeconfig user --client-name system:node:$(hostname) --org system:nodes --config /etc/kubernetes/kubeadm-config.yaml > /etc/kubernetes/kubelet.conf

kubeadm alpha kubeconfig user --client-name kubernetes-admin --org system:masters > /etc/kubernetes/admin.conf
kubeadm kubeconfig user --client-name kubernetes-admin --org system:masters --config /etc/kubernetes/kubeadm-config.yaml > /etc/kubernetes/admin.conf

- debug:
var: command_output.stdout_lines
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