Organizing with recommended labels in Kubernetes - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to add the recommended label for the app name.

Kubernetes

metadata:
  labels:
    app.kubernetes.io/name: [1]

Drag options to blanks, or click blank then click option'

Amy-app

Bapp.kubernetes.io/name

Cversion

Denvironment

Attempts:

3 left

💡 Hint

Common Mistakes

Putting the label key as the value instead of the app name.

The label app.kubernetes.io/name should have the app's name as its value, like my-app.

2fill in blank

medium

Complete the code to add the recommended label for the app version.

Kubernetes

metadata:
  labels:
    app.kubernetes.io/version: [1]

Drag options to blanks, or click blank then click option'

Av1.0.0

Bprod

Clatest

Dapp.kubernetes.io/version

Attempts:

3 left

💡 Hint

Common Mistakes

Using environment names instead of version numbers.

The label app.kubernetes.io/version should have the version string as its value, such as v1.0.0.

3fill in blank

hard

Fix the error in the label key for the app component.

Kubernetes

metadata:
  labels:
    [1]: backend

Drag options to blanks, or click blank then click option'

Aapp-component

Bapp.kubernetes.io/name

Ccomponent

Dapp.kubernetes.io/component

Attempts:

3 left

💡 Hint

Common Mistakes

Using just 'component' or 'app-component' which are not standard keys.

The correct recommended label key for the component is app.kubernetes.io/component.

4fill in blank

hard

Fill both blanks to add recommended labels for the app's part and managed-by info.

Kubernetes

metadata:
  labels:
    app.kubernetes.io/component: [1]
    app.kubernetes.io/managed-by: [2]

Drag options to blanks, or click blank then click option'

Afrontend

Bhelm

Cbackend

Dkustomize

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up the values or using non-standard labels.

The app.kubernetes.io/component label describes the app part like frontend. The app.kubernetes.io/managed-by label shows the tool managing the app, like helm.

5fill in blank

hard

Fill all three blanks to create labels for app name, environment, and instance.

Kubernetes

metadata:
  labels:
    app.kubernetes.io/name: [1]
    app.kubernetes.io/environment: [2]
    app.kubernetes.io/instance: [3]

Drag options to blanks, or click blank then click option'

Amy-service

Bproduction

Cinstance-01

Ddev

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping environment and instance values.

The app.kubernetes.io/name label is the app name like my-service. The app.kubernetes.io/environment label shows the environment like production. The app.kubernetes.io/instance label identifies the instance like instance-01.