serviceaccount/coredns created
clusterrole.rbac.authorization.k8s.io/system:coredns created
clusterrolebinding.rbac.authorization.k8s.io/system:coredns created
configmap/coredns created
deployment.apps/coredns created
service/kube-dns created
列出 kube-dns 部署的 Pod 列表:
kubectl get pods -l k8s-app=kube-dns -n kube-system
输出为
NAME READY STATUS RESTARTS AGE
coredns-5677dc4cdb-d8rtv 1/1 Running 0 30s
coredns-5677dc4cdb-m8n69 1/1 Running 0 30s
验证
建立一个 busybox 部署:
kubectl run busybox --image=busybox --command -- sleep 3600
列出 busybox 部署的 Pod:
kubectl get pods -l run=busybox
输出为
NAME READY STATUS RESTARTS AGE
busybox-2125412808-mt2vb 1/1 Running 0 15s
查询 busybox Pod 的全名:
POD_NAME=$(kubectl get pods -l run=busybox -o jsonpath="{.items[0].metadata.name}")