Create a deployment running nginx version 1.12.2 that will run in 2 pods
a. Scale this to 4 pods.
b. Scale it back to 2 pods.
c. Upgrade this to 1.13.8
d. Check the status of the upgrade
e. How do you do this in a way that you can see history of what happened?
f. Undo the upgrade
Create 2 pod definitions: the second pod should be scheduled to run anywhere the first pod is running - 2nd pod runs alongside the first pod.
Create a service that uses a scratch disk.
a. Change the service to mount a disk from the host.
b. Change the service to mount a persistent volume.
Create a pod that has a liveness check
Create a service that manually requires endpoint creation - and create that too
Create a daemon set
a. Change the update strategy to do a rolling update but delaying 30 seconds between pod updates
Create a static pod
Create a busybox container without a manifest. Then edit the manifest.
Create a pod that uses secrets
a. Pull secrets from environment variables
b. Pull secrets from a volume
c. Dump the secrets out via kubectl to show it worked
Create a job that runs every 3 minutes and prints out the current time.
Create a job that runs 20 times, 5 containers at a time, and prints "Hello parallel world"
Create a service that uses an external load balancer and points to a 3 pod cluster running nginx.
Create a horizontal autoscaling group that starts with 2 pods and scales when CPU usage is over 50%.
Create a custom resource definition
a. Display it in the API with curl
Create a networking policy such that only pods with the label access=granted can talk to it.
a. Create an nginx pod and attach this policy to it.
b. Create a busybox pod and attempt to talk to nginx - should be blocked
c. Attach the label to busybox and try again - should be allowed
Create a service that references an externalname.
a. Test that this works from another pod
Create a pod that runs all processes as user 1000.
Create a namespace
a. Run a pod in the new namespace
b. Put memory limits on the namespace
c. Limit pods to 2 persistent volumes in this namespace
Write an ingress rule that redirects calls to /foo to one service and to /bar to another
Write a service that exposes nginx on a nodeport
a. Change it to use a cluster port
b. Scale the service
c. Change it to use an external IP
d. Change it to use a load balancer
Deploy nginx with 3 replicas and then expose a port
a. Use port forwarding to talk to a specific port
Get logs for a pod
Deploy a pod with the wrong image name (like --image=nginy) and find the error message.
Get logs for the scheduler
Create a node that has a label SSD on it.
Create a pod that is only scheduled on SSD nodes.