降级二进制kubernetes集群
背景介绍
最近因为工夫有余，临时无奈对小版本更新第一工夫出新的文档。若须要降级集群版本，能够参考此文档进行操作，每个节点一个一个的更新。大版本更新请各位继续关注我的Github我的项目仓库。后续更新会在仓库继续更新。感激各位小伙伴始终以来的反对。
此文档基于我的二进制装置仓库 https://github.com/cby-chen/K...
根底操作
查看以后版本信息
[root@k8s-master01 ~]# kubectl get nodeNAME STATUS ROLES AGE VERSIONk8s-master01 Ready <none> 57d v1.23.6k8s-master02 Ready <none> 57d v1.23.6k8s-master03 Ready <none> 57d v1.23.6k8s-node01 Ready <none> 57d v1.23.6k8s-node02 Ready <none> 57d v1.23.6[root@k8s-master01 ~]#主机域名以及IP地址
[root@k8s-master01 ~]# cat /etc/hosts | grep k8s192.168.1.230 k8s-master01192.168.1.231 k8s-master02192.168.1.232 k8s-master03192.168.1.233 k8s-node01192.168.1.234 k8s-node02[root@k8s-master01 ~]#下载二进制安装包
[root@k8s-master01 ~]# wget https://dl.k8s.io/v1.23.9/kubernetes-server-linux-amd64.tar.gz[root@k8s-master01 ~]#解压二进制安装包
[root@k8s-master01 ~]# tar xf kubernetes-server-linux-amd64.tar.gz[root@k8s-master01 ~]# 降级Maser
降级三台主节点上的客户端
[root@k8s-master01 ~]# scp kubernetes/server/bin/kubectl root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kubectl root@192.168.1.231:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kubectl root@192.168.1.232:/usr/local/bin/[root@k8s-master01 ~]#降级三台主节点api组件
[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl stop kube-apiserver"[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kube-apiserver root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl start kube-apiserver"[root@k8s-master01 ~]#[root@k8s-master01 ~]# kube-apiserver --versionKubernetes v1.23.9[root@k8s-master01 ~]#降级三台主节点控制器组件
[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl stop kube-controller-manager"[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kube-controller-manager root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl start kube-controller-manager"[root@k8s-master01 ~]#降级三台主节点选择器组件
[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl stop kube-scheduler"[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kube-scheduler root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl start kube-scheduler"[root@k8s-master01 ~]#降级Worker
每一台机器都要降级kubelet
[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl stop kubelet"[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kubelet root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl start kubelet"[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "kubelet --version"Kubernetes v1.23.9[root@k8s-master01 ~]#每一台机器都要降级kube-proxy
[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl stop kube-proxy"[root@k8s-master01 ~]#[root@k8s-master01 ~]# scp kubernetes/server/bin/kube-proxy root@192.168.1.230:/usr/local/bin/[root@k8s-master01 ~]#[root@k8s-master01 ~]# ssh root@192.168.1.230 "systemctl start kube-proxy"[root@k8s-master01 ~]#验证
[root@k8s-master01 ~]# kubectl get nodeNAME STATUS ROLES AGE VERSIONk8s-master01 Ready <none> 57d v1.23.9k8s-master02 Ready <none> 57d v1.23.9k8s-master03 Ready <none> 57d v1.23.9k8s-node01 Ready <none> 57d v1.23.9k8s-node02 Ready <none> 57d v1.23.9[root@k8s-master01 ~]#[root@k8s-master01 ~]# kubectl versionClient Version: version.Info{Major:"1", Minor:"23", GitVersion:"v1.23.9", GitCommit:"c1de2d70269039fe55efb98e737d9a29f9155246", GitTreeState:"clean", BuildDate:"2022-07-13T14:26:51Z", GoVersion:"go1.17.11", Compiler:"gc", Platform:"linux/amd64"}Server Version: version.Info{Major:"1", Minor:"23", GitVersion:"v1.23.9", GitCommit:"c1de2d70269039fe55efb98e737d9a29f9155246", GitTreeState:"clean", BuildDate:"2022-07-13T14:19:57Z", GoVersion:"go1.17.11", Compiler:"gc", Platform:"linux/amd64"}[root@k8s-master01 ~]#对于
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