在我的环境中，base-environment下有相应Service和HeadlessService可以用来实验，所以我计划在该命名空间下进行实验。
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kubectl get svc -n base-environment
# NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
# redis-headless ClusterIP None <none> 6379/TCP 21h
# redis-master ClusterIP 10.101.228.148 <none> 6379/TCP 21h
# redis-replicas ClusterIP 10.110.178.186 <none> 6379/TCP 21h
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- 准备一个Busybox：
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apiVersion: v1
kind: Pod
metadata:
name: mybusybox
namespace: base-environment
labels:
name: mybusybox
spec:
containers:
- name: mybusybox
image: busybox
command:
- sh
- -c
- "while true;do echo hello docker;sleep 10;done"
resources:
limits:
memory: "128Mi"
cpu: "500m"
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- 查看各个service
nslookup redis-headless.base-environment.svc.cluster.local
nslookup redis-master
nslookup redis-replicas