Table of Contents

1. Challenge

   Create an nginx deployment, and verify it was successful.

   1. Use this command to create an nginx deployment:

      kubectl run nginx --image=nginx
      

   2. Use this command to verify deployment was successful:

      kubectl get deployments
      

2. Challenge

   Create a service, and verify the service was successful.

   1. Use this command to create a service:

      kubectl expose deployment nginx --port 80 --type NodePort
      

   2. Use this command to verify the service was created:

      kubectl get services
      

3. Challenge

   Create a pod that will allow you to query DNS, and verify it’s been created.

   1. Use the following YAML to create the busybox pod spec:

      apiVersion: v1
      kind: Pod
      metadata:
        name: busybox
      spec:
        containers:
        - image: busybox:1.28.4
          command:
            - sleep
            - "3600"
          name: busybox
        restartPolicy: Always
      

   2. Use the following command to create the busybox pod:

      kubectl create -f busybox.yaml
      

   3. Use the following command to verify the pod was created successfully:

      kubectl get pods
      

4. Challenge

   Perform a DNS query to the service.

   1. Use the following command to query the DNS name of the nginx service:

      kubectl exec busybox -- nslookup nginx