Ansible

 

[root@controller ~]# dnf update

[root@controller ~]#  dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm

[root@controller ~]# dnf search ansible-core

[root@controller ~]# dnf -y install ansible-core

[root@controller ~]# ansible --version

 

k4

k3

k2

k1

Kubernetes -Deployment

 

 [root@master01 ~]# kubectl get pod

[root@master01 ~]# kubectl get all   -à display all the resource in my current ns

[root@master01 ~]# kubectl delete rs demo4

replicaset.apps "demo4" deleted

[root@master01 ~]# kubectl get all

[root@master01 ~]# kubectl delete pod/demo1 pod/demo2 pod/firstpod

[root@master01 ~]# kubectl get all

[root@master01 ~]# kubectl get all -n default

[root@master01 ~]# kubectl delete pod/podfordefault -n default

[root@master01 ~]# kubectl delete pod/podfor -n default

[root@master01 ~]# ls

 [root@master01 ~]# cat pod.yml

[root@master01 ~]# cat pod_test.yml

 

https://kubernetes.io/docs/concepts/workloads/controllers/deployment/

[root@master01 ~]# vi deploy.yml

[root@master01 ~]# kubectl create -f deploy.yml

[root@master01 ~]# kubectl get pods

[root@master01 ~]# kubectl get all

[root@master01 ~]# kubectl get pods -o wide