升级二进制kubernetes集群升级二进制kubernetes集群

升级二进制kubernetes集群背景介绍
最近由于时间不足，暂时无法对小版本更新第一时间出新的文档。若需要升级集群版本，可以参考此文档进行操作，每个节点一个一个的更新。大版本更新请各位持续关注我的Github项目仓库。后续更新会在仓库持续更新。感谢各位小伙伴一直以来的支持。
此文档基于我的二进制安装仓库 https://github.com/cby-chen/K...
基础操作
查看当前版本信息

[root@k8s-master01 ~]# kubectlget node NAMESTATUSROLESAGEVERSION k8s-master01Ready57dv1.23.6 k8s-master02Ready57dv1.23.6 k8s-master03Ready57dv1.23.6 k8s-node01Ready57dv1.23.6 k8s-node02Ready57dv1.23.6 [root@k8s-master01 ~]#

主机域名以及IP地址

[root@k8s-master01 ~]# cat /etc/hosts | grep k8s 192.168.1.230 k8s-master01 192.168.1.231 k8s-master02 192.168.1.232 k8s-master03 192.168.1.233 k8s-node01 192.168.1.234 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 ~]#

升级Maser
升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 ~]#

升级三台主节点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 --version Kubernetes v1.23.9 [root@k8s-master01 ~]#

升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 ~]#

升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 ~]#

升级Worker
每一台机器都要升级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 ~]#

每一台机器都要升级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 ~]# kubectlget node NAMESTATUSROLESAGEVERSION k8s-master01Ready57dv1.23.9 k8s-master02Ready57dv1.23.9 k8s-master03Ready57dv1.23.9 k8s-node01Ready57dv1.23.9 k8s-node02Ready57dv1.23.9 [root@k8s-master01 ~]# [root@k8s-master01 ~]# kubectlversion Client 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 ~]#

关于
【升级二进制kubernetes集群】https://www.oiox.cn/
https://www.oiox.cn/index.php...
CSDN、GitHub、知乎、开源中国、思否、掘金、简书、华为云、阿里云、腾讯云、哔哩哔哩、今日头条、新浪微博、个人博客
全网可搜《小陈运维》
文章主要发布于微信公众号