control plane 所⽤的API 与开发⼈员和⽤户可⽤的API相同。⽤户可以使⽤ their own API 编写⾃⼰ 的控制器，例如 scheduler ，这些API可由通⽤ command-line tool 定位。 这种 design 使得许多其他系统可以构建在Kubernetes上。 Kubernetes不是什么？ Kubernetes不是⼀个传统的，全⾯的PaaS系统。 它保留了⽤户的重要选择。 however version 18.0 is available. You should consider upgrading via the 'pip install --upgrade pip' command. 则执⾏ pip install --upgrade pip 升级pip，再执⾏ pip2 install jinja2 --upgrade 03-使⽤Kubespray部署⽣产可⽤的Kubernetes集群（1 variables to find service host # info, comment out the 'value: dns' line above, and uncomment the # line below. # value: env ports: - containerPort: 80

Development on Kubernetes Skaffold + Jib Continuous development for Kubernetes Skaffold is a command line tool that facilitates continuous development for Kubernetes applications. You can iterate on

ka8k02.9f2uowba7j21qv0g master1 结 点 # kubeadm token create ka8k02.9f2uowba7j21qv0g --print-join- command 再复制（kubeadm join xxxxx）命令到node结点上执行： node结点执行# kubeadm join 10.99.1.51:6443 --token ka8k02.9f2uowba7j21qv0g #容器使用的镜像 imagePullPolicy: IfNotPresent #镜像获取方式，优先本地，后网络 拉取 #command: [ "/bin/sh", "-ce", "ping -c 3 1.1.1.1" ] #容器入口程序及参数 resources: requests: #pod存活性探测 exec: #使用exec，在容器里执行shell命令，返回0则成功 command: ["test", "-e", "/tmp/xxhealthy"] #执行的命令 # kubectl get pod

Kubernetes常见命令介绍 kubectl是k8s客户端CLI工具，可以让用户通过命令行的方式对k8s集群进行操作。 kubectl命令行语法： kubectl [command] [TYPE] [NAME] {flags} command:子命令，用于操作k8s集群的资源对象的命令，例如create、delete、describe、get、apply等。 TYPE： 资源对象的类型，区分大小写， Confidential 秘密 40 40 Kubernetes常见命令介绍 Kubectl输出格式，kubectl可以用多种格式对结果进行显示，输出格式通过-o参数指定： Kubectl [command] [TYPE] [NAME] –o=

41 www.h3c.com Confidential 秘密 41 41 Kubernetes基础架构介绍 01 03

Kubernetes 集群异常检测框架 支持集群多维度异常检测能力 支持集成开源检测组件 检测框架 Ver.1 { 自动化 Ver.1 自动化 Autopilot Engine Command Policy Executor Task Node Node Node Global Job Custom Job Node Script Image 1. 根据集群类型、版本、场景生成检测策略 • 领域特定语言指专注于某个应用程序领域的计算机语言 • 目标受众为非程序员、业务员或最终客户 典型的 DSL • 正则表达式 Ver.2 动态化 Dynamic Engine Command Policy Executor Task Node Node Node Global Job Custom Job Node Script Image Report Builder

cache build files Container Image - Image of build / dependent environment [] Command - Command to execute [] Args - Argument [] Env - Environment variable []

bug report code code review PR workflow git workflow CI bot/commands https://prow.k8s.io/command-help /approve /cc /lgtm /assign /retest /kind bug /hold /lint joke/shrug cats vs dogs

should follow philosophy of K8s, and should be [the foundation] on which we can build our custom command center.” → Survey response → Cluster Operator, running Kubernetes on-prem and in the cloud 2. Feature

Auto-repair Installation and Configuration $ gke-on-prem create cluster --dry-run Welcome! This command will take you through the installation of a cluster. --dry-run saves your configuration to a YAML

containers are run during pod initialization initContainers: - name: install image: busybox command: - wget - "-O" - "/work-dir/index.html" - http://kubernetes.io volumeMounts: