从头搭建环境安装k8s遇到的问题

发布于:2025-06-21 ⋅ 阅读:(18) ⋅ 点赞:(0)

基本信息

master节点IP: 172.31.0.3
node01节点IP:172.31.0.4
node02节点IP:172.31.0.5
子网掩码:255.255.0.0
网关:172.31.0.2
DNS:114.114.114.114

安装前要检查的信息

检查三台主机的mac地址是否重复:ip a
检查三台主机的product_id是否重复:cat /sys/class/dmi/id/product_uuid

配置好基础信息

yum配置:
参考网址:https://www.cnblogs.com/kohler21/p/18331060

yum源配置:
参考网址:https://www.cnblogs.com/zbtblogs/p/18375435
https://www.cnblogs.com/OneSeting/p/18532166

安装calico报错:

error: error validating "calico.yaml": error validating data: invalid object to validate; if you choose to ignore these errors, turn validation off with --validate=false

解决办法:要带版本号

curl https://docs.projectcalico.org/v3.20/manifests/calico.yaml -O
kubectl apply -f calico.yaml

主节点重装步骤:
https://blog.csdn.net/woay2008/article/details/93250137

分节点加入主节点报错时,重新加入配置:
https://cn.bing.com/search?pglt=163&q=error+execution+phase+kubelet-start%3A+error+uploading+crisocket%3A+timed+out+waiting+for+the+condition&cvid=83f8e5cdc485406ca45a607e60ef6ec2&gs_lcrp=EgRlZGdlKgYIABBFGDkyBggAEEUYOdIBBzM2N2owajGoAgCwAgA&FORM=ANNTA1&adppc=EDGESSB&PC=CNNDDB

init之后coredns一直处于containerCreating状态是正常的,需要安装网络组件,如calico,安装好后问题解决

指令:

    #查看日志
	kubectl logs {pod name} -n kube-system

	#删除应用
	kubectl -n kube-system delete pods 


	#重置主节点应用,重置后要删除对应目录  rm -rf $HOME/.kube 然后再进行新的安装
	kubeadm reset
	
	#查看应用的错误信息
	kubectl describe pods -n kube-system dashboard-metrics-scraper-79c5968bdc-b5v4c

安装整体流程参考文档

https://www.yuque.com/atguigu-team/frzi7z?# 密码: trk3
https://blog.csdn.net/qq_41860461/article/details/122418639


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