Customizing and Launching an Existing Container Image

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Customizing and Launching an Existing Container Image

In this hands-on lab scenario, you will be searching an image registries, pulling images, modifying containers, saving modified containers, and publishing a container image. Upon completion of this lab, you will have the knowledge and skills required to locate images, modify containers, and publish a new image to a registry.

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Lab Info

Level

Beginner

Last updated

Sep 18, 2025

Duration

30m

Challenge

Locate an Image and Run a Container
- Log in to server-1 with the cloud_user account.
- Find the nginx image and tag hosted on the private registry server-1:5000. Search is disabled, and the registry requires authentication.
- Pull the nginx image from registry server-1:5000.
- Start a container using the nginx image. Name the container web-dev, and map host port 8081 to container port 80.
Challenge

Modify a Container and Push a New Image
- Copy the contents of the tar archive /home/cloud_user/llama_cart.tar to web-dev:/usr/share/nginx/html/.
- Commit the container web-dev to a new image named web-dev with a tag of v1.
- Tag web-dev:v1 as server-1:5000/llama-racing:v1.
- Push the new image to the registry on server-1:5000.
Challenge

Start a Container and Verify Changes
- Start a new container using the server-1:5000/llama-racing:v1 image. Name the new container llama-racing-web, and map host port 8080 to host port 8081.
- Verify the containers and images by starting the container named checker. Use the -i option when starting the container.
- Use a web browser to check the web page using the public IP address for server-1 and port 8080.

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Pluralsight Skills

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