Linux运维笔记|自动化运维攻城狮
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2 年前
解决k8s证书过期问题
k8s docker
出现证书过期提示 certificate has expired or is not yet valid 查看k8s版本旧版本命令会有差异，可根据提示进行操作 [root@k8s-master-001 ~]# kubeadm version kubeadm version: &version.Info{Major:"1", Minor:"20", GitVersion:"v1.20.9…
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2 年前
Kubernetes上手动安装KubeSphere v3.2.1
k8s docker kubesphere
安装Docker sudo yum remove docker* sudo yum install -y yum-utils #配置docker的yum地址 sudo yum-config-manager \ --add-repo \ http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo # 安装依赖 yum ins…
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3 年前
kubesphere 配置邮件报错问题
k8s docker
使用25端口 msg="Error on notify" err="*smtp.plainAuth failed: unencrypted connection" 使用465端口,开启ssl认证 smtp.*****.com:465 fail to send mail alert due to 'does not advertise the STARTTLS extension 使用58…
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3 年前
k8s POD无法解析外网域名的问题
k8s docker
k8s master机器环境 宿主机resolv.conf # cat /etc/resolv.conf nameserver 172.16.100.1 pod中的resolv.conf文件如下 $ cat /etc/resolv.conf # Generated by NetworkManager nameserver 10.96.0.10 # 此ip为coredns的IP…
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3 年前
Kubernetes(K8s) kubeadm init 失败的解决方法
docker k8s
kubeadm reset 报错信息 [root@kube-master ~]# kubeadm reset [reset] WARNING: Changes made to this host by 'kubeadm init' or 'kubeadm join' will be reverted. [reset] Are you sure you want to proceed? [y/N]:…