Ubuntu二进制部署k8s一主两从
时间: 2024-11-07 15:11:07 浏览: 52
Ubuntu二进制部署Kubernetes (k8s) 的一主两从架构通常是指在一个基础的Ubuntu系统上设置一个控制节点(Master)和两个工作节点(Worker)。以下是简要步骤:
1. **安装依赖**:
- 更新包列表并安装必要的工具,如`curl`, `apt-transport-https`, 和`ca-certificates`。
```sh
sudo apt update && sudo apt install curl gnupg lsb-fsSL https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
```
3. **配置Kubernetes APT源**:
编辑 `/etc/apt/sources.list.d/kubernetes.list`,添加Google Cloud官方仓库。
```sh
echo "deb [signed-by=/usr/share/keyrings/cloud-archive-keyring.gpg] https://apt.kubernetes.io/ $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/kubernetes.list
```
4. **更新软件包索引**:
```sh
sudo apt update
```
5. **安装kubeadm, kubelet, kubectl**:
- 配置并安装kubernetes集群工具。
```sh
sudo apt-get install -y kubelet kubeadm kubectl
```
6. **初始化Master节点**:
使用`kubeadm init`命令,提供管理员密码等必要信息。
7. **配置Master节点**:
- 加入集群节点:`sudo kubeadm join <master-ip>:<port>`。
- 设置静态IP地址(如有需要)。
8. **验证集群**:
- 在Master节点上通过`kubectl get nodes`检查所有节点状态。
9. **在Worker节点上加入集群**:
- 将Worker节点升级为工作节点,按照Master节点上提示的步骤操作。
- 完成后再次运行`kubectl get nodes`确认。
10. **安全性和认证**:
- 可能需要创建和服务账户、设置网络策略等,以及启用RBAC(Role-Based Access Control)来管理权限。
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