Kubernetes bare metal setup for easy use outside of cloud (on VPS)

kubernetes_ubuntu_extensions.sh

# Install helm
curl https://baltocdn.com/helm/signing.asc | gpg --dearmor | sudo tee /usr/share/keyrings/helm.gpg > /dev/null
sudo apt-get install apt-transport-https --yes
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/helm.gpg] https://baltocdn.com/helm/stable/debian/ all main" | sudo tee /etc/apt/sources.list.d/helm-stable-debian.list
sudo apt-get update
sudo apt-get install helm

# Install Traefik
helm repo add traefik https://traefik.github.io/charts
helm repo update
kubectl create namespace traefik
helm install traefik traefik/traefik -n traefik

# Install MetalLB
# Set strictARP to true:
kubectl get configmap kube-proxy -n kube-system -o yaml | \
sed -e "s/strictARP: false/strictARP: true/" | \
kubectl apply -f - -n kube-system

# Install MetalLB by manifest:
kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.14.3/config/manifests/metallb-native.yaml

# Config MetalLB for L2 with your address (here presented for a single IPv4 address)
kubectl apply -f - <<EOF
apiVersion: metallb.io/v1beta1
kind: IPAddressPool
metadata:
  name: first-pool
  namespace: metallb-system
spec:
  addresses:
  - x.x.x.x/32
EOF

# Advertise your MetalLB config for ingress controllers:
kubectl apply -f - <<EOF
apiVersion: metallb.io/v1beta1
kind: L2Advertisement
metadata:
  name: example
  namespace: metallb-system
EOF

# Install NFS
# TODO...