Installing cert-manager

cert-manager is software that you want to install if you want to add certificates or certificate issues as a resource type in Kubernetes. These certificates can be used by applications, but in this specific case, we are going to use cert-manager to add encrypted traffic to your app, using the HTTPS protocol.

To install cert-manager, we are going to use Helm. To install Helm, you have to follow the given steps:

1. Add the Jetstack repo, which contains cert-manager:

   $ helm repo add jetstack https://charts.jetstack.io

2. Update your local Helm Chart repository cache. To do this, execute the following command:

   $ helm repo update

3. Now install cert-manager using Helm:

   $ helm install \
   cert-manager jetstack/cert-manager \
   --namespace cert-manager \
   --create-namespace \
   --version v1.5.4 \
   --set prometheus.enabled=false \
   --set webhook.timeoutSeconds=4 \
   --set prometheus.enabled=false \
   --set installCRDs=true

This is going to install cert-manager in the...