如何管理多套k8s集群

1.环境准备
[root@worker233 ~]# rm -f ~/.kube/config
[root@worker233 ~]#


2.准备kubeconfig文件
[root@worker233 ~]# cat .kube/config
apiVersion: v1
clusters:
– cluster:
certificate-authority-data: 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
server: https://10.0.0.240:8443
name: xixi
– cluster:
certificate-authority-data: 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
server: https://10.0.0.231:6443
name: haha
contexts:
– context:
cluster: xixi
user: aaa
name: xixi@oldboyedu.com
– context:
cluster: haha
user: bbb
name: haha@oldboyedu.com
current-context: xixi@oldboyedu.com
kind: Config
preferences: {}
users:
– name: aaa
user:
client-certificate-data: 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
client-key-data: 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
– name: bbb
user:
client-certificate-data: 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
client-key-data: LS0tLS1CRUdJTiBSU0EgUFJJVkFURSBLRVktLS0tLQpNSUlFb2dJQkFBS0NBUUVBdFpIMEhFdDd6Q25DaEVNdjFacXV3SFJ0NFFLNjlSRm40RGEvNG40d2Jic3FyNTYvCitidjlzeEM4OHZPRk9uNklyTFB0WXZrdW5oa2g5TGsrWDZoL3lNL3lIYWpVa1UwM3BQS2EyTFdDQUJramVqa3MKdVp1eHRnd0JaRVdWWDRVdEhSaS9meUtFeVkrZThtVnk2V0pLZFp2N2FKYUdBQ1JMZEhEamVVQzNNdW1RakJiVgpZY211U3NFQWZMTmxvUWQ4Rnh3dHZEMzhSK0t2dVl3NldKK3NBK0FrWW9kSjRGcjkycmlpMVhkOGxtT1FWSC9YClFVVk5VclBZTjR1MnduWHk4cXBPSGJqZTNPNmdZb0RyNDZXMUhiZTRIbThyVzJMSzVIdU9ieXljbXBpN3g4TngKNUJVQnptZzhpa01YdFk0NFVkTU1qQkp5c1R4L2JESDlpcVEzcFFJREFRQUJBb0lCQUQySVl4UWJ1SzZ1RUUvRwpmVFdFb0doMGpMQk92cEZDL3RNTGV1Z0ZIK0J3Sjcwd3JacXl6UDJjVkl4NVh0TStBbytVd29SaU1odytKRFhOCmVZZnRrTEM3V0RBWkFVRGt6RkRJTHhYMkhVSnZRb2l2UzZyelNyeUpRUWQ4Vld6enN5QkRQTktYSGkwNDBRTVEKd21xNWRzWjR3RERub2kzMkh1UXRSY25YMXI0WHV6RndpTXV3NHR3K2xCTTZrSW1HQ0JFbGdWbTd1ZUU5T3J0KwpyVjBGNGdKUEEyeDdNSG5Kd0tOWXk1d1huV0ZsaVlDL0NvWXhvWENtZmZyWUx0cHNCbkw3TldJc3FqQnVLRFZFCnJST1ZGSHJoeThSZWRtTWNmWE5CakNUa21sb3A4WHNzN0dWVUY4T0dFVWZ4TkFSTDVRcVY0U2VzazJpaE9HSGkKbTB4QzBwa0NnWUVBemxjUW9nTFQ0VHpRNkhOdWJPQ2lqbmNmNmMzclZUbmFyWDBudFBTMGthUlBzdHR0YjJacgpkUUNQVHY1V3N5ekdURnFBSGdNdVRVVXQ0RmV0TUZTbDRjWDB2VTZyVGlzN0diNzNobXd4NFd0RWdCcnQzeDlRCmkyTmRndnUzRkdIYW1kaE5nVzFyVGdXK1lETGtGM0tPRnRvZy9hL3NVemYvVXdHSEh4ZmpobDhDZ1lFQTRVVEYKdURpTzNVc21NZUZuYWtNTTN5aEhISmE3dXlzdUhYblAwa1pDSFcvbGxJRWxkZ0JnVTVDVmRPTTlXdWpPOU96Mwp4MkgxUVZ1YWdEMGRqZnUzQlpjeGlleFVUMGYwWTRsRS9yMnJTbnpySjRkMHViR1ZielFLYnc1NjBlT2crWnAxCjk2RklHNUpJd09pVENBbEhFa3NaM2dRM3N4eXl3T2pHK3NVZVdIc0NnWUFZUithTktnZ0UyVU04RjFsSE5xZnEKVzlwRmlSWElVYWFLQTlCSVd3TmtvQkZBMnRGbDZvZDZuVFkvOVczK1o2WnVGYmc5eitJQzljRVFSVUQ4RHZuMgpOM1UxVWF5VzVqOXVLQ3E0aHNMWDQrZUxxNStTUWYwWWFmajNFT2ZhWGlsN01SanR3aEorZSs2TEkzSHowR2NvCkNVTVlsenNZRDk3YnhiSkExbTdQd1FLQmdCL1VROHVmMGkvYWFtOHAxaDdoa25RRmtPYXROYUZnbklkMXFyT2YKVWNBdkMxVk1XaXF1S3U0anc3cGNVVk1EQ2hyNVVKbFBjZ1BtR1pKOUVDdjdvUVNkTkZhMG1jVUorYklHdDBUMwpMN2k2cGM5VUNGNGtoV1ROQ1p4ZmcyTWNzcVlSK1JFZ0xMd1lrMGNPbFpmUkY4V3g3dG03NXRMYi96WGFyaUxJCnIxejVBb0dBYzBHVndtME4xdFM0aC9OVEhUN0tHbTRTcUkzMTVHS1QxSU5RUU9UNVNRZzZCWE5ZaG9DSks3T20KWjZjSCtKa3JDc2ZPSmlzUVVTR2lUdTNqN2tOZUlTOW5RQXFIamtUdnZPWXR4algvSFlRR1lqQXNLdEZsZnBoZwptblRZS2c4K1lzcnowMnJPVDhhQSs0Z1JsajFVMW4vN2pUandFaWMrM3BtM01rM2kvZTQ9Ci0tLS0tRU5EIFJTQSBQUklWQVRFIEtFWS0tLS0tCg==
[root@worker233 ~]#


3.查看文件结构
[root@worker233 ~]# kubectl config view
apiVersion: v1
clusters:
– cluster:
certificate-authority-data: DATA+OMITTED
server: https://10.0.0.231:6443
name: haha
– cluster:
certificate-authority-data: DATA+OMITTED
server: https://10.0.0.240:8443
name: xixi
contexts:
– context:
cluster: haha
user: bbb
name: haha@oldboyedu.com
– context:
cluster: xixi
user: aaa
name: xixi@oldboyedu.com
current-context: xixi@oldboyedu.com
kind: Config
preferences: {}
users:
– name: aaa
user:
client-certificate-data: REDACTED
client-key-data: REDACTED
– name: bbb
user:
client-certificate-data: REDACTED
client-key-data: REDACTED
[root@worker233 ~]#


4.测试验证（2套集群随意切换）
[root@worker233 ~]# kubectl get nodes -o wide
NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
k8s-cluster241 NotReady <none> 131d v1.33.3 10.0.0.241 <none> Ubuntu 22.04.4 LTS 5.15.0-151-generic containerd://1.6.36
k8s-cluster242 Ready <none> 131d v1.33.3 10.0.0.242 <none> Ubuntu 22.04.4 LTS 5.15.0-151-generic containerd://1.6.36
k8s-cluster243 Ready <none> 131d v1.33.3 10.0.0.243 <none> Ubuntu 22.04.4 LTS 5.15.0-151-generic containerd://1.6.36
[root@worker233 ~]#
[root@worker233 ~]# kubectl get nodes -o wide –context=haha@oldboyedu.com
NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
master231 Ready control-plane,master 10d v1.23.17 10.0.0.231 <none> Ubuntu 22.04.4 LTS 5.15.0-163-generic docker://20.10.24
worker232 Ready <none> 10d v1.23.17 10.0.0.232 <none> Ubuntu 22.04.4 LTS 5.15.0-163-generic docker://20.10.24
worker233 Ready <none> 24h v1.23.17 10.0.0.233 <none> Ubuntu 22.04.4 LTS 5.15.0-163-generic docker://20.10.24
[root@worker233 ~]#