rickiechina/busyboxplus repository overview

⁠通过CURL应用进行测试

⁠nslookup -- 用于查询DNS记录，查看域名解析是否正常

⁠验证Kubernetes 的DNS 服务发现机制

[root@centos-110 kubedemo]# kubectl run -it --image=rickiechina/busyboxplus curl --rm If you don't see a command prompt, try pressing enter. [ root@curl-775f9567b5-274ts:/ ]$ nslookup nginx Server: 10.96.0.10 Address 1: 10.96.0.10 kube-dns.kube-system.svc.cluster.local

Name: nginx Address 1: 220.250.64.225 [ root@curl-775f9567b5-274ts:/ ]$ nslookup httpd-svc Server: 10.96.0.10 Address 1: 10.96.0.10 kube-dns.kube-system.svc.cluster.local

Name: httpd-svc Address 1: 10.100.84.102 httpd-svc.default.svc.cluster.local