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Allowed resources

Kubernetes Documentation:

https://kubernetes.io/docs/ and their subdomains

https://kubernetes.io/blog/ and their subdomains

https://helm.sh/ and their subdomains

This includes all available language translations of these pages (e.g. https://kubernetes.io/zh/docs/)

run time_left on work pc to check time
run check_result on work pc to check result

Questions

1	Deploy a pod named webhttpd
Task weight	1%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Name: `webhttpd` - Image: `httpd:alpine` - Namespace: `apx-z993845`

2	Create a new Deployment named `nginx-app`
Task weight	1%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Deployment: `nginx-app` - Image: `nginx:alpine-slim` - Replicas: `2`

3	Create secret and create pod with environment variable from secret .
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- secret: ns=`dev-db` name=`dbpassword` key=`pwd` value=`my-secret-pwd` - pod: ns=`dev-db` name=`db-pod` image=`mysql:8.0` env.name=`MYSQL_ROOT_PASSWORD` env.value=from secret `dbpassword` key=`pwd`

4	Fix replicaset `rs-app2223` in namespace `rsapp`
Task weight	2%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- ReplicaSet has 2 Ready replicas.

5	Create deployment `msg` and service `msg-service`
Task weight	2%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Deployment : ns=`messaging` name=`msg` image=`redis` replicas=`2` - Service: name=`msg-service` Port=`6379` Namespace=`messaging` deployment=`msg` - Use the right type of Service - Use imperative commands

6	Update the environment variable on the pod text-printer.
Task weight	1%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Change the value of the environment variable to `GREEN` - Ensure that the logs of the pod was updated.

7	Run pod `appsec-pod` with `ubuntu:22.04` image as root user and with SYS_TIME capability.
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Pod name: `appsec-pod` - Image: `ubuntu:22.04` - Command: `sleep 4800` - Container user: `root` - Allow container capability `SYS_TIME`

8	Export the logs of the pod `app-xyz3322` to a file located at `/opt/logs/app-xyz123.log`. The pod is located in a different namespace. First, identify the namespace where the pod is running.
Task weight	1%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Logs at `/opt/logs/app-xyz123.log`

9	Add a taint to the node with label work_type=redis. Create a pod with toleration.
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Tains node with label `work_type=redis` : key: `app_type`, value: `alpha`, effect: `NoSchedule` - Create a pod called `alpha`, `image: redis` with toleration to node01. - node01 with the correct taint? Pod alpha has the correct toleration?

10	Apply a label `app_type=beta` to node controlplane. Create a new deployment called `beta-apps` with `image: nginx` and `replicas: 3`. Run PODs on controlplane only.
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- controlplane has the labels `app_type=beta` - Deployment `beta-apps` - Pods of deployment are running only on controlplane? - Deployment beta-apps has 3 pods running?

11	Create new ingress resource to the service. Make it available at the path `/cat`
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- NameSpace: cat - service: cat - Annotation: `nginx.ingress.kubernetes.io/rewrite-target: /` - path: `/cat` - check `curl ckad.local:30102/cat`

12	Create a new pod called `nginx1233` in the `web-ns` namespace with the image `nginx`. Add a livenessProbe to the container to restart it if the command `ls /var/www/html/` probe fails. This check should start after a delay of 10 seconds and run every 60 seconds.
Task weight	2%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- You may delete and recreate the object. Ignore the warnings from the probe. - Pod: `nginx1233`, namespace: `web-ns`, image `nginx`, livenessProbe?

13	Create a job with the image busybox and name hi-job that executes the command 'echo hello world'.
Task weight	3%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Job name: `hi-job` - Image: `busybox` - Command: `echo hello world` - completions: 3 - backoffLimit: 6 - RestartPolicy: Never

14	Create a pod called `multi-pod` with two containers.
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	container 1: - name: `alpha`, image: `nginx:alpine-slim` - environment variable: `type: alpha` container 2: - name: `beta`, image: `busybox` - command: `sleep 4800` - environment variable: `type: beta`

15	Create a Persistent Volume with the given specification. Run pod with pv.
Task weight	8%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Volume name: `pv-analytics` - pvc name: `pvc-analytics` - Storage: `100Mi` - Access mode: `ReadWriteOnce` - Host path: `/pv/analytics` - pod name: `analytics` - image: `busybox` - node: `nodeSelector` - node_name: `node_2` - command: `"sleep 60000"` - mountPath: `/pv/analytics`

16	Create a CustomResourceDefinition definition and then apply it to the cluster
Task weight	6%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Name: `operators.stable.example.com` - Group : `stable.example.com` - Schema: `<email: string><name: string><age: integer>` - Scope: `Namespaced` - Names: `<plural: operators><singular: operator><shortNames: op>` Kind: `Operator`

17	Write two cli commands to get the top nodes and top pods in all namespaces sorted by CPU utilization level. Place these shell commands in the necessary files.
Task weight	2 %
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Get top nodes and save the command to get this info to `/opt/18/nodes.txt` - Get pods utilization and sort them by CPU consumtion. Save command to `/opt/18/pods.txt`

18	Add prometheus helm repo and install prometheus chart to the cluster.
Task weight	4%
Cluster	cluster1 (`kubectl config use-context cluster1-admin@cluster1`)
Acceptance criteria	- Add repo `prometheus-community` `https://prometheus-community.github.io/helm-charts` - Install prometheus from the helm chart to kubernetes cluster - Release name: `prom`, namespace: `monitoring` - helm chart: `prometheus-community/kube-prometheus-stack`