Skip to main content

Building an image and testing it in Minikube

With Podman Desktop, you can build an image with your container engine, and test it in your local Minikube-powered Kubernetes cluster.

Prerequisites​

Procedure​

  1. Build your image:

    1. Go to Images from the left navigation pane.
    2. Click Build.
    3. Provide the relevant details, such as Containerfile path, Image name, and Build arguments to build the image. For example, use the image name my-custom-image.
    4. Click Build. Wait for the image build to finish. building an image
    5. Click Done to view the new image on the same page.

  2. Push your image to your Minikube cluster:

    1. Click the overflow menu icon corresponding to my-custom-image and select Push image to minikube cluster. A successful operation notification opens. pushing an image to Minikube
    2. Click OK.

  3. Test your image by creating a container:

    1. Click the Run Image icon corresponding to the image my-custom-image. running an image
    2. Container name: enter my-custom-image-container.
    3. Review the parameters that Podman Desktop has detected from your image definition or edit them, if required.
    4. Click Start Container. starting a container
    5. Select the Summary tab to view the details of the new container.
    6. Click the Close icon.

  4. Test your image and container on your Minikube cluster:

    1. Click the overflow menu icon corresponding to the container and select Deploy to Kubernetes. deploying to Kubernetes
    2. Provide the following details:
      • Pod Name: Keep the proposed value my-custom-image-container-pod.
      • Expose service locally using Kubernetes Ingress: Select the checkbox to expose the service locally using the ingress controller.
      • Optional: If your container exposes more than one port, select the port to expose from the dropdown list.
    3. Click Deploy. Wait for the pod to reach the state: Phase: Running. deploy button
    4. Click Done.

Verification​

  1. Go to Kubernetes > Pods from the left navigation pane.
  2. View the running my-custom-image-container-pod pod. running pod
  3. Click the pod name to view its details and logs.
  4. Optional: If your container exposes a port, go to http://localhost:<port-number-exposed>: your application is running.