teach_0818/kubernetes_0409 at main · devopstrainer1/teach_0818 · GitHub

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### service type - clusterip
apiVersion: v1
kind: Service
metadata:
  name: edureka-clusterip
spec:
  selector:
    app: nginx
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80
  type: ClusterIP

## service type - nodeport

apiVersion: v1
kind: Service
metadata:
  name: edureka-nodeport
spec:
  selector:
    app: nginx
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80
  type: NodePort

### service type - loadbalancer

apiVersion: v1
kind: Service
metadata:
  name: edureka-nodeport
spec:
  selector:
    app: nginx
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80
  type: LoadBalancer

#### kubernetes commands

kubectl describe deployment abc123
  512  clear
  513  kubectl get all
  514  cat a.yml
  515  kubectl set image deployment abc123 amit=nginx
  516  kubectl get all
  517  kubectl describe pod abc123-f5cc4759f-456bb
  518  kubectl get all
  519  kubectl rollout history deployment abc123
  520  kubectl rollout undo deployment abc123 --to-revision=1
  521  kubectl get all
  522  kubectl rollout history deployment abc123
  523  clear
  524  kubectl get all
  525  kubectl get pods --show-labels
  526  vi cluster.yml
  527  kubectl apply -f cluster.yml
  528  kubectl get svc
  529  vi nodeport.yml
  530  kubectl apply -f nodeport.yml
  531  clear
  532  kubectl get all
  533  kubectl get nodes -o wide
  534  clear
  535  ls
  536  cp nodeport.yml loadbalancer.yml
  537  vi loadbalancer.yml
  538  kubectl apply -f loadbalancer.yml