📦 kubernetes Simple installer

docker runtime + containerd + kubernetes v1.26 + cilium

Installation became very difficult after Kubernetes stopped supporting Docker containers.
Install quickly and simply 😁

📍 Guide (both Worker Node and Master Node )

⭐️⭐️ Log in with an administrator account. ⭐️⭐️

sudo su

1. git repository clone

git clone https://github.com/ghdcksgml1/kubernetes-installer/
cd kubernetes-installer

2. docker runtime, containerd install

sh ./docker-installer.sh

3. k8s, cilium (CNI) install

sh ./k8s-installer.sh MASTER # Master Node (Control plane)
sh ./k8s-installer.sh WORKER # Worker Node

---

🙏 Integrating Worker Nodes with Master Nodes

Copy this part from the master node and paste it on the worker node.

kubeadm join 10.0.20.203:6443 --token wns1lm.24k4ufvdef08qq2b \
	--discovery-token-ca-cert-hash sha256:fdac1fa49b40e179379ff338cfb43692913c82af516d7f19ffe61acfe6557a8e 

If you see this screen, you've succeeded.

kubectl get nodes

TESTING

kubectl apply -f nginx.yaml
kubectl get pods

kubectl delete -f nginx.yaml # delete pod

🚀 Trouble Shooting

export KUBECONFIG=/etc/kubernetes/admin.conf

or

export KUBECONFIG=$HOME/.kube/config

or

sudo su

Token Expired (Regenerate)

# token regenerate
kubeadm token  create --print-join-command

# kubeadm join
kubeadm join 10.0.20.203:6443 --token hr68xn.z7z1p6ltxg30rs8d --discovery-token-ca-cert-hash sha256:fdac1fa49b40e179379ff338cfb43692913c82af516d7f19ffe61acfe6557a8e

📓 References

• https://velog.io/@jopopscript/docker-설치for-k8s
• https://github.com/boanlab/tools
• https://docs.docker.com/engine/install/ubuntu/
• https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/install-kubeadm/