Lets Encrypt

# Install the CustomResourceDefinition resources separately
kubectl apply --validate=false -f https://github.com/jetstack/cert-manager/releases/download/v1.0.1/cert-manager.crds.yaml
kubectl apply --validate=false -f https://github.com/jetstack/cert-manager/releases/download/v1.0.1/cert-manager-legacy.crds.yaml

# Create the namespace for cert-manager
kubectl create namespace cert-manager

# Label the cert-manager namespace to disable resource validation
kubectl label namespace cert-manager certmanager.k8s.io/disable-validation=true

# Add the Jetstack Helm repository
helm repo add jetstack https://charts.jetstack.io

# Update your local Helm chart repository cache
helm repo update

# Install helm chart
helm install cert-manager jetstack/cert-manager --namespace cert-manager --version v1.0.1

kubectl get pods --namespace cert-manager