sudo apt-get update && sudo apt-get install -y apt-transport-https curl
sudo mkdir -p /etc/apt/keyrings
curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.30/deb/Release.key | gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg 
echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.30/deb/ /' | sudo tee /etc/apt/sources.list.d/kubernetes.list
sudo apt-get update
sudo apt-get install -y kubelet kubeadm kubectl
sudo apt-mark hold kubelet kubeadm kubectl
# Masuk ke cluster AKS
az aks get-credentials --resource-group wordpress-sindy_group --name Cluster-C
# Dapatkan token join dari master node di AKS.
kubeadm token create --print-join-command
#Jalankan perintah join cluster AKS di server fisik.
sudo kubeadm join <AKS_MASTER_IP>:<PORT> --token <TOKEN> --discovery-token-ca-cert-hash sha256:<HASH>