前言

k8s最新版学习环境

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提示：长期支持更新，宿主机环境基于VMware® Workstation 16 Pro虚拟机。

注意

宿主机开机后需等待5~10分钟，ns.kube-system.pod.STATUS都是Running才可使用。

k8s-v1.21.2

宿主机ip地址

192.168.163.5 k8s-master01
192.168.163.5 k8s-master-lb
192.168.163.6 k8s-node01
192.168.163.7 k8s-node02

集群ip地址规划

宿主机：192.168.163.0/24
svc：10.0.0.0/12
pod：172.16.0.0/12

Dashboard登录地址

https://192.168.163.5:30243/#/login

Dashboard登录token获取

kubectl -n kube-system describe secret $(kubectl -n kube-system get secret | grep admin-user | awk '{print $1}')

集群镜像

registry.cn-hangzhou.aliyuncs.com/google_containers/kube-apiserver:v1.21.2 registry.cn-hangzhou.aliyuncs.com/google_containers/kube-controller-manager:v1.21.2 registry.cn-hangzhou.aliyuncs.com/google_containers/kube-scheduler:v1.21.2 registry.cn-hangzhou.aliyuncs.com/google_containers/kube-proxy:v1.21.2 registry.cn-hangzhou.aliyuncs.com/google_containers/pause:3.4.1 registry.cn-hangzhou.aliyuncs.com/google_containers/etcd:3.4.13-0 registry.cn-hangzhou.aliyuncs.com/google_containers/coredns:v1.8.0

ingress

ingress-nginx-v3.6.0

etcd

etcd状态信息查看

k8s-master01上执行

etcdctl --endpoints="192.168.163.5:2379" --cacert=/etc/kubernetes/pki/etcd/ca.crt --cert=/etc/kubernetes/pki/etcd/server.crt --key=/etc/kubernetes/pki/etcd/server.key endpoint status --write-out=table