How to Install Keptn on Kubernetes Cluster?

If you're looking for an open-source tool to help you manage your cloud-native applications, Keptn might be the perfect solution. Keptn is a platform for continuous delivery and automated operations of cloud-native applications, which runs on Kubernetes. In this article, we will guide you through the process of installing Keptn on your Kubernetes cluster.

Prerequisites:

Before you start installing Keptn, make sure that you have the following prerequisites:

• A running Kubernetes cluster (version 1.11 or later)
• kubectl command-line tool installed
• Helm v3 installed

Step-by-Step Guide to Installing Keptn:

1. Install Keptn CLI:

To install the Keptn CLI, use the following command:

curl -sL https://get.keptn.sh | sudo -E bash

2. Install Keptn on Kubernetes Cluster:

To install Keptn on your Kubernetes cluster, follow these steps:

a. Add Keptn Helm repository:

helm repo add keptn https://storage.googleapis.com/keptn/helm
helm repo update

b. Create a namespace for Keptn:

kubectl create namespace keptn

c. Install Keptn using the Helm chart:

helm install keptn keptn/keptn --namespace=keptn --version=<desired version>

Note: Replace <desired version> with the desired version of Keptn.

3. Verify Keptn installation:

To verify that Keptn is installed correctly, use the following command:

kubectl get pods -n keptn

You should see the list of Keptn pods running in the keptn namespace.

4. Access Keptn Bridge:

To access the Keptn Bridge, which provides a web interface for Keptn, follow these steps:

a. Get the Keptn Bridge URL:

keptn status

Note: The output will show the URL for the Keptn Bridge.

b. Open the Keptn Bridge URL in a web browser.

5. Install Keptn CLI Plugins:

Keptn CLI plugins provide additional functionality to the Keptn CLI. To install a plugin, use the following command:

keptn install cli-plugin --name=<plugin-name> --version=<plugin-version>

Note: Replace <plugin-name> and <plugin-version> with the desired plugin name and version.

Congratulations! You have successfully installed Keptn on your Kubernetes cluster.

More Examples:

• Upgrading Keptn:
  To upgrade Keptn to a new version, use the following command:

helm upgrade keptn keptn/keptn --namespace=keptn --version=<desired version>

Note: Replace <desired version> with the desired version of Keptn.

• Uninstalling Keptn:
  To uninstall Keptn from your Kubernetes cluster, use the following command:

helm uninstall keptn -n keptn

• Installing Keptn on Minikube:
  To install Keptn on Minikube, follow the same steps as mentioned above. However, you will need to increase the memory and CPU limits for your Minikube instance to run Keptn properly.

I hope this guide has helped you to install Keptn on your Kubernetes cluster.

Related Searches and Questions asked:

Troubleshooting Kubernetes Networking

How to Use Crossplane for Kubernetes

How to Use Kubectl Config Set-Context Command?

How to Use KubeCtl Config Command?

That's it for this post. Keep practicing and have fun. Leave your comments if any.