profile
하이

LIGHTNING LABS, LIGHTNING LAB – 1

Upgrade the current version of kubernetes from 1.25.0 to 1.26.0 exactly using the kubeadm utility. Make sure that the upgrade is carried out one node

5일 전
·
0개의 댓글
·

[Mock1_4/5/8/9/10/11]

Get the list of nodes in JSON format and store it in a file at /opt/outputs/nodes-z3444kd9.json.info_outlineSolution Run the command: kubectl get nod

5일 전
·
0개의 댓글
·

[Mock2_8] Static pod

스태틱(static) 파드 생성하기Create a static pod on node01 called nginx-critical with image nginx and make sure that it is recreated/restarted automatically in

5일 전
·
0개의 댓글
·

[Mock2_7] DNS lookup

Create a nginx pod called nginx-resolver using image nginx, expose it internally with a service called nginx-resolver-service. Test that you are able

5일 전
·
0개의 댓글
·

[Mock2_6] CSR

https://kubernetes.io/docs/reference/access-authn-authz/certificate-signing-requests/Create a new user called john. Grant him access to the clust

5일 전
·
0개의 댓글
·

[Mock2_5] set deployment

https://kubernetes.io/docs/concepts/workloads/controllers/deployment/Create a new deployment called nginx-deploy, with image nginx:1.16 and 1 rep

5일 전
·
0개의 댓글
·

[#Mock2_4] PVC

A pod definition file is created at /root/CKA/use-pv.yaml. Make use of this manifest file and mount the persistent volume called pv-1. Ensure the pod

5일 전
·
0개의 댓글
·

[Mock2_2] sys_time

https://kubernetes.io/docs/tasks/configure-pod-container/security-context/Create a new pod called super-user-pod with image busybox:1.28. Allow t

5일 전
·
0개의 댓글
·

[Mock2_2] Volume

볼륨(https://kubernetes.io/ko/docs/concepts/storage/volumes/Create a Pod called redis-storage with image: redis:alpine with a Volume of type emptyD

5일 전
·
0개의 댓글
·

[Mock2_1] etcd backup

Take a backup of the etcd cluster and save it to /opt/etcd-backup.db.\[https://kubernetes.io/docs/tasks/administer-cluster/configure-upgrade-etcd

5일 전
·
0개의 댓글
·

[Mock3_9] Increase Deployment Troubleshooting

We have created a new deployment called nginx-deploy. scale the deployment to 3 replicas. Has the replica's increased? Troubleshoot the issue and fix

6일 전
·
0개의 댓글
·

[Mock3_8] 8. kubeconfig

https://kubernetes.io/ko/docs/concepts/configuration/organize-cluster-access-kubeconfig/A kubeconfig file called super.kubeconfig has been create

6일 전
·
0개의 댓글
·

[Mock3_7] label

Create a pod called hr-pod in hr namespace belonging to the production environment and frontend tier .image: redis:alpineUse appropriate labels and cr

6일 전
·
0개의 댓글
·

[Mock3_6] taint

https://kubernetes.io/ko/docs/concepts/scheduling-eviction/taint-and-toleration/Taint the worker node node01 to be Unschedulable. Once done, crea

6일 전
·
0개의 댓글
·

[Mock3_5] Network policy

docs >> https://kubernetes.io/ko/docs/concepts/services-networking/network-policies/We have deployed a new pod called np-test-1 and a service cal

6일 전
·
0개의 댓글
·

[Mock3_4] runAsUser

Create a Pod called non-root-pod , image: redis:alpinerunAsUser: 1000fsGroup: 2000Pod non-root-pod fsGroup configuredPod non-root-pod runAsUser config

6일 전
·
0개의 댓글
·

[Mock3_3] Multi-POD

docs >> https://kubernetes.io/ko/docs/concepts/workloads/pods/Create a pod called multi-pod with two containers.Container 1, name: alpha, image: 

6일 전
·
0개의 댓글
·

[Mock3_2] InternalIP

docs >> https://kubernetes.io/docs/reference/kubectl/cheatsheet/ List the InternalIP of all nodes of the cluster. Save the result to a file /root/CKA

6일 전
·
0개의 댓글
·

[Mock3_1] RBAC

Create a new service account with the name pvviewer. Grant this Service account access to list all PersistentVolumes in the cluster by creating an app

6일 전
·
0개의 댓글
·
post-thumbnail

GCP-Security (2/n)_IAM

https://cloud.google.com/iam/docs/overviewCloud IAM은 사용자들에게 최소 사용 권한이라는 보안 원칙을 적용 그러므로 특정 구글 계정 속성은 자원에 꼭 필요한 접근만을 허용 IAM 역할(Roles) - (what)역할은

2022년 11월 8일
·
0개의 댓글
·