Page Comparison

1-

...

Create a POD on Kubernites

2- Create containers

1- Create a POD on kubernetes:

kubectl create -f redis-salve-controller.json -n frontend 

#kubectl delete -f redis-salve-controller.json -n frontend

[root@5b3s27 development]# kubectl get pods -n frontend
NAME READY STATUS RESTARTS AGE
redis-slave-4c2g2 1/1 Running 0 5m
redis-slave-rmzgh 1/1 Running 0 5m

[root@5b3s27 development]# kubectl get pods --all-namespaces
NAMESPACE NAME READY STATUS RESTARTS AGE
frontend redis-slave-4c2g2 1/1 Running 0 4m
frontend redis-slave-rmzgh 1/1 Running 0 4m
kube-system etcd-5b3s27 1/1 Running 2 3d
kube-system kube-apiserver-5b3s27 1/1 Running 2 3d
kube-system kube-controller-manager-5b3s27 1/1 Running 3 3d
kube-system kube-dns-2147521494-mqtqm 3/3 Running 3 11h
kube-system kube-proxy-6cz57 1/1 Running 3 3d
kube-system kube-scheduler-5b3s27 1/1 Running 3 3d
kube-system kubernetes-dashboard-890007748-36c76 1/1 Running 2 2d

[root@5b3s27 development]# kubectl get ns
NAME STATUS AGE
backend Active 10h
default Active 3d
development Active 10h
frontend Active 10h
kube-public Active 3d
kube-system Active 3d
qa Active 10h

[root@5b3s27 development]# more frontend-ns.yaml
apiVersion: v1
kind: Namespace
metadata:
 labels:
 ns: frontend
 name: frontend
 annotations:
 net.beta.kubernetes.io/network-policy: |
 {
 "ingress": {
 "isolation": "DefaultDeny"
 }
 }

 [root@5b3s27 development]# more redis-slave-controller.json
{
 "kind":"ReplicationController",
 "apiVersion":"v1",
 "metadata":{
 "name":"redis-slave",
 "labels":{
 "role":"slave"
 }
 },
 "spec":{
 "replicas":2,
 "selector":{
 "app":"redis",
 "role":"slave"
 },
 "template":{
 "metadata":{
 "labels":{
 "app":"redis",
 "role":"slave",
 "name":"redis"
 }
 },
 "spec":{
 "containers":[
 {
 "name":"redis-slave",
 "image":"kubernetes/redis-slave:v2",
 "ports":[
 {
 "containerPort":6379
 }
 ]
 }
 ]
 }
 }
 }
}