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<title>client-go 示例 · Kubernetes Handbook - Kubernetes 中文指南/云原生应用架构实践手册 · Jimmy Song</title>
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<a href="https://jimmysong.io" target="_blank" class="custom-link">回到主页</a>
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<a href="https://jimmysong.io/awesome-cloud-native" target="_blank" class="custom-link">云原生开源项目大全</a>
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<a href="https://cloudnative.to" target="_blank" class="custom-link">云原生社区</a>
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<li class="divider"></li>
<li class="header">前言</li>
<li class="chapter " data-level="1.1" data-path="../">
<a href="../">
<b>1.1.</b>
序言
</a>
</li>
<li class="header">云原生</li>
<li class="chapter " data-level="2.1" data-path="../cloud-native/cloud-native-definition.html">
<a href="../cloud-native/cloud-native-definition.html">
<b>2.1.</b>
云原生Cloud Native的定义
</a>
</li>
<li class="chapter " data-level="2.2" data-path="../cloud-native/cloud-native-philosophy.html">
<a href="../cloud-native/cloud-native-philosophy.html">
<b>2.2.</b>
云原生的设计哲学
</a>
</li>
<li class="chapter " data-level="2.3" data-path="../cloud-native/kubernetes-history.html">
<a href="../cloud-native/kubernetes-history.html">
<b>2.3.</b>
Kubernetes 的诞生
</a>
</li>
<li class="chapter " data-level="2.4" data-path="../cloud-native/kubernetes-and-cloud-native-app-overview.html">
<a href="../cloud-native/kubernetes-and-cloud-native-app-overview.html">
<b>2.4.</b>
Kubernetes 与云原生应用概览
</a>
</li>
<li class="chapter " data-level="2.5" data-path="../cloud-native/from-kubernetes-to-cloud-native.html">
<a href="../cloud-native/from-kubernetes-to-cloud-native.html">
<b>2.5.</b>
云原生应用之路 —— 从 Kubernetes 到云原生
</a>
</li>
<li class="chapter " data-level="2.6" data-path="../cloud-native/define-cloud-native-app.html">
<a href="../cloud-native/define-cloud-native-app.html">
<b>2.6.</b>
定义云原生应用
</a>
<ul class="articles">
<li class="chapter " data-level="2.6.1" data-path="../cloud-native/oam.html">
<a href="../cloud-native/oam.html">
<b>2.6.1.</b>
OAM
</a>
<ul class="articles">
<li class="chapter " data-level="2.6.1.1" data-path="../cloud-native/workload.html">
<a href="../cloud-native/workload.html">
<b>2.6.1.1.</b>
Workload
</a>
</li>
<li class="chapter " data-level="2.6.1.2" data-path="../cloud-native/component.html">
<a href="../cloud-native/component.html">
<b>2.6.1.2.</b>
Component
</a>
</li>
<li class="chapter " data-level="2.6.1.3" data-path="../cloud-native/trait.html">
<a href="../cloud-native/trait.html">
<b>2.6.1.3.</b>
Trait
</a>
</li>
<li class="chapter " data-level="2.6.1.4" data-path="../cloud-native/application-scope.html">
<a href="../cloud-native/application-scope.html">
<b>2.6.1.4.</b>
Application Scope
</a>
</li>
<li class="chapter " data-level="2.6.1.5" data-path="../cloud-native/application-configuration.html">
<a href="../cloud-native/application-configuration.html">
<b>2.6.1.5.</b>
Application Configuration
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="2.6.2" data-path="../cloud-native/crossplane.html">
<a href="../cloud-native/crossplane.html">
<b>2.6.2.</b>
Crossplane
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="2.7" data-path="../cloud-native/cloud-native-programming-languages.html">
<a href="../cloud-native/cloud-native-programming-languages.html">
<b>2.7.</b>
云原生编程语言
</a>
<ul class="articles">
<li class="chapter " data-level="2.7.1" data-path="../cloud-native/cloud-native-programming-language-ballerina.html">
<a href="../cloud-native/cloud-native-programming-language-ballerina.html">
<b>2.7.1.</b>
云原生编程语言 Ballerina
</a>
</li>
<li class="chapter " data-level="2.7.2" data-path="../cloud-native/cloud-native-programming-language-pulumi.html">
<a href="../cloud-native/cloud-native-programming-language-pulumi.html">
<b>2.7.2.</b>
云原生编程语言 Pulumi
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="2.8" data-path="../cloud-native/the-future-of-cloud-native.html">
<a href="../cloud-native/the-future-of-cloud-native.html">
<b>2.8.</b>
云原生的未来
</a>
</li>
<li class="header">快速入门</li>
<li class="chapter " data-level="3.1" data-path="../cloud-native/quick-start.html">
<a href="../cloud-native/quick-start.html">
<b>3.1.</b>
云原生新手入门指南
</a>
</li>
<li class="chapter " data-level="3.2" data-path="../cloud-native/play-with-kubernetes.html">
<a href="../cloud-native/play-with-kubernetes.html">
<b>3.2.</b>
Play with Kubernetes
</a>
</li>
<li class="chapter " data-level="3.3" data-path="../cloud-native/cloud-native-local-quick-start.html">
<a href="../cloud-native/cloud-native-local-quick-start.html">
<b>3.3.</b>
快速部署一个云原生本地实验环境
</a>
</li>
<li class="chapter " data-level="3.4" data-path="../cloud-native/setup-kubernetes-with-rancher-and-aliyun.html">
<a href="../cloud-native/setup-kubernetes-with-rancher-and-aliyun.html">
<b>3.4.</b>
使用 Rancher 在阿里云上部署 Kubenretes 集群
</a>
</li>
<li class="header">概念与原理</li>
<li class="chapter " data-level="4.1" data-path="../concepts/">
<a href="../concepts/">
<b>4.1.</b>
Kubernetes 架构
</a>
<ul class="articles">
<li class="chapter " data-level="4.1.1" data-path="../concepts/concepts.html">
<a href="../concepts/concepts.html">
<b>4.1.1.</b>
设计理念
</a>
</li>
<li class="chapter " data-level="4.1.2" data-path="../concepts/etcd.html">
<a href="../concepts/etcd.html">
<b>4.1.2.</b>
Etcd 解析
</a>
</li>
<li class="chapter " data-level="4.1.3" data-path="../concepts/open-interfaces.html">
<a href="../concepts/open-interfaces.html">
<b>4.1.3.</b>
开放接口
</a>
<ul class="articles">
<li class="chapter " data-level="4.1.3.1" data-path="../concepts/cri.html">
<a href="../concepts/cri.html">
<b>4.1.3.1.</b>
CRI - Container Runtime Interface容器运行时接口
</a>
</li>
<li class="chapter " data-level="4.1.3.2" data-path="../concepts/cni.html">
<a href="../concepts/cni.html">
<b>4.1.3.2.</b>
CNI - Container Network Interface容器网络接口
</a>
</li>
<li class="chapter " data-level="4.1.3.3" data-path="../concepts/csi.html">
<a href="../concepts/csi.html">
<b>4.1.3.3.</b>
CSI - Container Storage Interface容器存储接口
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.1.4" data-path="../concepts/objects.html">
<a href="../concepts/objects.html">
<b>4.1.4.</b>
资源对象与基本概念解析
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.2" data-path="../concepts/pod-state-and-lifecycle.html">
<a href="../concepts/pod-state-and-lifecycle.html">
<b>4.2.</b>
Pod 状态与生命周期管理
</a>
<ul class="articles">
<li class="chapter " data-level="4.2.1" data-path="../concepts/pod-overview.html">
<a href="../concepts/pod-overview.html">
<b>4.2.1.</b>
Pod 概览
</a>
</li>
<li class="chapter " data-level="4.2.2" data-path="../concepts/pod.html">
<a href="../concepts/pod.html">
<b>4.2.2.</b>
Pod 解析
</a>
</li>
<li class="chapter " data-level="4.2.3" data-path="../concepts/init-containers.html">
<a href="../concepts/init-containers.html">
<b>4.2.3.</b>
Init 容器
</a>
</li>
<li class="chapter " data-level="4.2.4" data-path="../concepts/pause-container.html">
<a href="../concepts/pause-container.html">
<b>4.2.4.</b>
Pause 容器
</a>
</li>
<li class="chapter " data-level="4.2.5" data-path="../concepts/pod-security-policy.html">
<a href="../concepts/pod-security-policy.html">
<b>4.2.5.</b>
Pod 安全策略
</a>
</li>
<li class="chapter " data-level="4.2.6" data-path="../concepts/pod-lifecycle.html">
<a href="../concepts/pod-lifecycle.html">
<b>4.2.6.</b>
Pod 的生命周期
</a>
</li>
<li class="chapter " data-level="4.2.7" data-path="../concepts/pod-hook.html">
<a href="../concepts/pod-hook.html">
<b>4.2.7.</b>
Pod Hook
</a>
</li>
<li class="chapter " data-level="4.2.8" data-path="../concepts/pod-preset.html">
<a href="../concepts/pod-preset.html">
<b>4.2.8.</b>
Pod Preset
</a>
</li>
<li class="chapter " data-level="4.2.9" data-path="../concepts/pod-disruption-budget.html">
<a href="../concepts/pod-disruption-budget.html">
<b>4.2.9.</b>
Pod 中断与 PDBPod 中断预算)
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.3" data-path="../concepts/cluster.html">
<a href="../concepts/cluster.html">
<b>4.3.</b>
集群资源管理
</a>
<ul class="articles">
<li class="chapter " data-level="4.3.1" data-path="../concepts/node.html">
<a href="../concepts/node.html">
<b>4.3.1.</b>
Node
</a>
</li>
<li class="chapter " data-level="4.3.2" data-path="../concepts/namespace.html">
<a href="../concepts/namespace.html">
<b>4.3.2.</b>
Namespace
</a>
</li>
<li class="chapter " data-level="4.3.3" data-path="../concepts/label.html">
<a href="../concepts/label.html">
<b>4.3.3.</b>
Label
</a>
</li>
<li class="chapter " data-level="4.3.4" data-path="../concepts/annotation.html">
<a href="../concepts/annotation.html">
<b>4.3.4.</b>
Annotation
</a>
</li>
<li class="chapter " data-level="4.3.5" data-path="../concepts/taint-and-toleration.html">
<a href="../concepts/taint-and-toleration.html">
<b>4.3.5.</b>
Taint 和 Toleration污点和容忍
</a>
</li>
<li class="chapter " data-level="4.3.6" data-path="../concepts/garbage-collection.html">
<a href="../concepts/garbage-collection.html">
<b>4.3.6.</b>
垃圾收集
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.4" data-path="../concepts/controllers.html">
<a href="../concepts/controllers.html">
<b>4.4.</b>
控制器
</a>
<ul class="articles">
<li class="chapter " data-level="4.4.1" data-path="../concepts/deployment.html">
<a href="../concepts/deployment.html">
<b>4.4.1.</b>
Deployment
</a>
</li>
<li class="chapter " data-level="4.4.2" data-path="../concepts/statefulset.html">
<a href="../concepts/statefulset.html">
<b>4.4.2.</b>
StatefulSet
</a>
</li>
<li class="chapter " data-level="4.4.3" data-path="../concepts/daemonset.html">
<a href="../concepts/daemonset.html">
<b>4.4.3.</b>
DaemonSet
</a>
</li>
<li class="chapter " data-level="4.4.4" data-path="../concepts/replicaset.html">
<a href="../concepts/replicaset.html">
<b>4.4.4.</b>
ReplicationController 和 ReplicaSet
</a>
</li>
<li class="chapter " data-level="4.4.5" data-path="../concepts/job.html">
<a href="../concepts/job.html">
<b>4.4.5.</b>
Job
</a>
</li>
<li class="chapter " data-level="4.4.6" data-path="../concepts/cronjob.html">
<a href="../concepts/cronjob.html">
<b>4.4.6.</b>
CronJob
</a>
</li>
<li class="chapter " data-level="4.4.7" data-path="../concepts/horizontal-pod-autoscaling.html">
<a href="../concepts/horizontal-pod-autoscaling.html">
<b>4.4.7.</b>
Horizontal Pod Autoscaling
</a>
<ul class="articles">
<li class="chapter " data-level="4.4.7.1" data-path="../concepts/custom-metrics-hpa.html">
<a href="../concepts/custom-metrics-hpa.html">
<b>4.4.7.1.</b>
自定义指标 HPA
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.4.8" data-path="../concepts/admission-controller.html">
<a href="../concepts/admission-controller.html">
<b>4.4.8.</b>
准入控制器Admission Controller
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.5" data-path="../concepts/service-discovery.html">
<a href="../concepts/service-discovery.html">
<b>4.5.</b>
服务发现与路由
</a>
<ul class="articles">
<li class="chapter " data-level="4.5.1" data-path="../concepts/service.html">
<a href="../concepts/service.html">
<b>4.5.1.</b>
Service
</a>
</li>
<li class="chapter " data-level="4.5.2" data-path="../concepts/topology-aware-routing.html">
<a href="../concepts/topology-aware-routing.html">
<b>4.5.2.</b>
拓扑感知路由
</a>
</li>
<li class="chapter " data-level="4.5.3" data-path="../concepts/ingress.html">
<a href="../concepts/ingress.html">
<b>4.5.3.</b>
Ingress
</a>
<ul class="articles">
<li class="chapter " data-level="4.5.3.1" data-path="../concepts/traefik-ingress-controller.html">
<a href="../concepts/traefik-ingress-controller.html">
<b>4.5.3.1.</b>
Traefik Ingress Controller
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.5.4" data-path="../concepts/kubernetes-service-api.html">
<a href="../concepts/kubernetes-service-api.html">
<b>4.5.4.</b>
Kubernetes Service API
</a>
<ul class="articles">
<li class="chapter " data-level="4.5.4.1" data-path="../concepts/service-api-overview.html">
<a href="../concepts/service-api-overview.html">
<b>4.5.4.1.</b>
Service API 简介
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="4.6" data-path="../concepts/authentication-and-permission.html">
<a href="../concepts/authentication-and-permission.html">
<b>4.6.</b>
身份与权限控制
</a>
<ul class="articles">
<li class="chapter " data-level="4.6.1" data-path="../concepts/serviceaccount.html">
<a href="../concepts/serviceaccount.html">
<b>4.6.1.</b>
ServiceAccount
</a>
</li>
<li class="chapter " data-level="4.6.2" data-path="../concepts/rbac.html">
<a href="../concepts/rbac.html">
<b>4.6.2.</b>
RBAC—— 基于角色的访问控制
</a>
</li>
<li class="chapter " data-level="4.6.3" data-path="../concepts/network-policy.html">
<a href="../concepts/network-policy.html">
<b>4.6.3.</b>
NetworkPolicy
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.7" data-path="../concepts/networking.html">
<a href="../concepts/networking.html">
<b>4.7.</b>
网络
</a>
<ul class="articles">
<li class="chapter " data-level="4.7.1" data-path="../concepts/flannel.html">
<a href="../concepts/flannel.html">
<b>4.7.1.</b>
Kubernetes 中的网络解析 —— 以 flannel 为例
</a>
</li>
<li class="chapter " data-level="4.7.2" data-path="../concepts/calico.html">
<a href="../concepts/calico.html">
<b>4.7.2.</b>
Kubernetes 中的网络解析 —— 以 calico 为例
</a>
</li>
<li class="chapter " data-level="4.7.3" data-path="../concepts/cilium.html">
<a href="../concepts/cilium.html">
<b>4.7.3.</b>
具备 API 感知的网络和安全性管理开源软件 Cilium
</a>
<ul class="articles">
<li class="chapter " data-level="4.7.3.1" data-path="../concepts/cilium-concepts.html">
<a href="../concepts/cilium-concepts.html">
<b>4.7.3.1.</b>
Cilium 架构设计与概念解析
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="4.8" data-path="../concepts/storage.html">
<a href="../concepts/storage.html">
<b>4.8.</b>
存储
</a>
<ul class="articles">
<li class="chapter " data-level="4.8.1" data-path="../concepts/secret.html">
<a href="../concepts/secret.html">
<b>4.8.1.</b>
Secret
</a>
</li>
<li class="chapter " data-level="4.8.2" data-path="../concepts/configmap.html">
<a href="../concepts/configmap.html">
<b>4.8.2.</b>
ConfigMap
</a>
<ul class="articles">
<li class="chapter " data-level="4.8.2.1" data-path="../concepts/configmap-hot-update.html">
<a href="../concepts/configmap-hot-update.html">
<b>4.8.2.1.</b>
ConfigMap 的热更新
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.8.3" data-path="../concepts/volume.html">
<a href="../concepts/volume.html">
<b>4.8.3.</b>
Volume
</a>
</li>
<li class="chapter " data-level="4.8.4" data-path="../concepts/persistent-volume.html">
<a href="../concepts/persistent-volume.html">
<b>4.8.4.</b>
Persistent Volume持久化卷
</a>
</li>
<li class="chapter " data-level="4.8.5" data-path="../concepts/storageclass.html">
<a href="../concepts/storageclass.html">
<b>4.8.5.</b>
Storage Class
</a>
</li>
<li class="chapter " data-level="4.8.6" data-path="../concepts/local-persistent-storage.html">
<a href="../concepts/local-persistent-storage.html">
<b>4.8.6.</b>
本地持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.9" data-path="../concepts/extension.html">
<a href="../concepts/extension.html">
<b>4.9.</b>
集群扩展
</a>
<ul class="articles">
<li class="chapter " data-level="4.9.1" data-path="../concepts/custom-resource.html">
<a href="../concepts/custom-resource.html">
<b>4.9.1.</b>
使用自定义资源扩展 API
</a>
</li>
<li class="chapter " data-level="4.9.2" data-path="../concepts/crd.html">
<a href="../concepts/crd.html">
<b>4.9.2.</b>
使用 CRD 扩展 Kubernetes API
</a>
</li>
<li class="chapter " data-level="4.9.3" data-path="../concepts/aggregated-api-server.html">
<a href="../concepts/aggregated-api-server.html">
<b>4.9.3.</b>
Aggregated API Server
</a>
</li>
<li class="chapter " data-level="4.9.4" data-path="../concepts/apiservice.html">
<a href="../concepts/apiservice.html">
<b>4.9.4.</b>
APIService
</a>
</li>
<li class="chapter " data-level="4.9.5" data-path="../concepts/service-catalog.html">
<a href="../concepts/service-catalog.html">
<b>4.9.5.</b>
Service Catalog
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.10" data-path="../concepts/multicluster.html">
<a href="../concepts/multicluster.html">
<b>4.10.</b>
多集群管理
</a>
<ul class="articles">
<li class="chapter " data-level="4.10.1" data-path="../concepts/multi-cluster-services-api.html">
<a href="../concepts/multi-cluster-services-api.html">
<b>4.10.1.</b>
Multi-Cluster Services API多集群服务 API
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="4.11" data-path="../concepts/scheduling.html">
<a href="../concepts/scheduling.html">
<b>4.11.</b>
资源调度
</a>
<ul class="articles">
<li class="chapter " data-level="4.11.1" data-path="../concepts/qos.html">
<a href="../concepts/qos.html">
<b>4.11.1.</b>
QoS服务质量等级
</a>
</li>
</ul>
</li>
<li class="header">用户指南</li>
<li class="chapter " data-level="5.1" data-path="../guide/">
<a href="../guide/">
<b>5.1.</b>
用户指南概览
</a>
</li>
<li class="chapter " data-level="5.2" data-path="../guide/resource-configuration.html">
<a href="../guide/resource-configuration.html">
<b>5.2.</b>
资源对象配置
</a>
<ul class="articles">
<li class="chapter " data-level="5.2.1" data-path="../guide/configure-liveness-readiness-probes.html">
<a href="../guide/configure-liveness-readiness-probes.html">
<b>5.2.1.</b>
配置 Pod 的 liveness 和 readiness 探针
</a>
</li>
<li class="chapter " data-level="5.2.2" data-path="../guide/configure-pod-service-account.html">
<a href="../guide/configure-pod-service-account.html">
<b>5.2.2.</b>
配置 Pod 的 Service Account
</a>
</li>
<li class="chapter " data-level="5.2.3" data-path="../guide/secret-configuration.html">
<a href="../guide/secret-configuration.html">
<b>5.2.3.</b>
Secret 配置
</a>
</li>
<li class="chapter " data-level="5.2.4" data-path="../guide/resource-quota-management.html">
<a href="../guide/resource-quota-management.html">
<b>5.2.4.</b>
管理 namespace 中的资源配额
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.3" data-path="../guide/command-usage.html">
<a href="../guide/command-usage.html">
<b>5.3.</b>
命令使用
</a>
<ul class="articles">
<li class="chapter " data-level="5.3.1" data-path="../guide/docker-cli-to-kubectl.html">
<a href="../guide/docker-cli-to-kubectl.html">
<b>5.3.1.</b>
Docker 用户过渡到 kubectl 命令行指南
</a>
</li>
<li class="chapter " data-level="5.3.2" data-path="../guide/using-kubectl.html">
<a href="../guide/using-kubectl.html">
<b>5.3.2.</b>
kubectl 命令概览
</a>
</li>
<li class="chapter " data-level="5.3.3" data-path="../guide/kubectl-cheatsheet.html">
<a href="../guide/kubectl-cheatsheet.html">
<b>5.3.3.</b>
kubectl 命令技巧大全
</a>
</li>
<li class="chapter " data-level="5.3.4" data-path="../guide/using-etcdctl-to-access-kubernetes-data.html">
<a href="../guide/using-etcdctl-to-access-kubernetes-data.html">
<b>5.3.4.</b>
使用 etcdctl 访问 Kubernetes 数据
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.4" data-path="../guide/cluster-security-management.html">
<a href="../guide/cluster-security-management.html">
<b>5.4.</b>
集群安全性管理
</a>
<ul class="articles">
<li class="chapter " data-level="5.4.1" data-path="../guide/managing-tls-in-a-cluster.html">
<a href="../guide/managing-tls-in-a-cluster.html">
<b>5.4.1.</b>
管理集群中的 TLS
</a>
</li>
<li class="chapter " data-level="5.4.2" data-path="../guide/kubelet-authentication-authorization.html">
<a href="../guide/kubelet-authentication-authorization.html">
<b>5.4.2.</b>
kubelet 的认证授权
</a>
</li>
<li class="chapter " data-level="5.4.3" data-path="../guide/tls-bootstrapping.html">
<a href="../guide/tls-bootstrapping.html">
<b>5.4.3.</b>
TLS Bootstrap
</a>
</li>
<li class="chapter " data-level="5.4.4" data-path="../guide/kubectl-user-authentication-authorization.html">
<a href="../guide/kubectl-user-authentication-authorization.html">
<b>5.4.4.</b>
创建用户认证授权的 kubeconfig 文件
</a>
</li>
<li class="chapter " data-level="5.4.5" data-path="../guide/ip-masq-agent.html">
<a href="../guide/ip-masq-agent.html">
<b>5.4.5.</b>
IP 伪装代理
</a>
</li>
<li class="chapter " data-level="5.4.6" data-path="../guide/auth-with-kubeconfig-or-token.html">
<a href="../guide/auth-with-kubeconfig-or-token.html">
<b>5.4.6.</b>
使用 kubeconfig 或 token 进行用户身份认证
</a>
</li>
<li class="chapter " data-level="5.4.7" data-path="../guide/authentication.html">
<a href="../guide/authentication.html">
<b>5.4.7.</b>
Kubernetes 中的用户与身份认证授权
</a>
</li>
<li class="chapter " data-level="5.4.8" data-path="../guide/kubernetes-security-best-practice.html">
<a href="../guide/kubernetes-security-best-practice.html">
<b>5.4.8.</b>
Kubernetes 集群安全性配置最佳实践
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.5" data-path="../guide/access-kubernetes-cluster.html">
<a href="../guide/access-kubernetes-cluster.html">
<b>5.5.</b>
访问 Kubernetes 集群
</a>
<ul class="articles">
<li class="chapter " data-level="5.5.1" data-path="../guide/access-cluster.html">
<a href="../guide/access-cluster.html">
<b>5.5.1.</b>
访问集群
</a>
</li>
<li class="chapter " data-level="5.5.2" data-path="../guide/authenticate-across-clusters-kubeconfig.html">
<a href="../guide/authenticate-across-clusters-kubeconfig.html">
<b>5.5.2.</b>
使用 kubeconfig 文件配置跨集群认证
</a>
</li>
<li class="chapter " data-level="5.5.3" data-path="../guide/connecting-to-applications-port-forward.html">
<a href="../guide/connecting-to-applications-port-forward.html">
<b>5.5.3.</b>
通过端口转发访问集群中的应用程序
</a>
</li>
<li class="chapter " data-level="5.5.4" data-path="../guide/service-access-application-cluster.html">
<a href="../guide/service-access-application-cluster.html">
<b>5.5.4.</b>
使用 service 访问群集中的应用程序
</a>
</li>
<li class="chapter " data-level="5.5.5" data-path="../guide/accessing-kubernetes-pods-from-outside-of-the-cluster.html">
<a href="../guide/accessing-kubernetes-pods-from-outside-of-the-cluster.html">
<b>5.5.5.</b>
从外部访问 Kubernetes 中的 Pod
</a>
</li>
<li class="chapter " data-level="5.5.6" data-path="../guide/cabin-mobile-dashboard-for-kubernetes.html">
<a href="../guide/cabin-mobile-dashboard-for-kubernetes.html">
<b>5.5.6.</b>
Cabin - Kubernetes 手机客户端
</a>
</li>
<li class="chapter " data-level="5.5.7" data-path="../guide/kubernetes-desktop-client.html">
<a href="../guide/kubernetes-desktop-client.html">
<b>5.5.7.</b>
Lens - Kubernetes IDE/桌面客户端
</a>
</li>
<li class="chapter " data-level="5.5.8" data-path="../guide/kubernator-kubernetes-ui.html">
<a href="../guide/kubernator-kubernetes-ui.html">
<b>5.5.8.</b>
Kubernator - 更底层的 Kubernetes UI
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5.6" data-path="../guide/application-development-deployment-flow.html">
<a href="../guide/application-development-deployment-flow.html">
<b>5.6.</b>
在 Kubernetes 中开发部署应用
</a>
<ul class="articles">
<li class="chapter " data-level="5.6.1" data-path="../guide/deploy-applications-in-kubernetes.html">
<a href="../guide/deploy-applications-in-kubernetes.html">
<b>5.6.1.</b>
适用于 Kubernetes 的应用开发部署流程
</a>
</li>
<li class="chapter " data-level="5.6.2" data-path="../guide/migrating-hadoop-yarn-to-kubernetes.html">
<a href="../guide/migrating-hadoop-yarn-to-kubernetes.html">
<b>5.6.2.</b>
迁移传统应用到 Kubernetes 中 —— 以 Hadoop YARN 为例
</a>
</li>
<li class="chapter " data-level="5.6.3" data-path="../guide/using-statefulset.html">
<a href="../guide/using-statefulset.html">
<b>5.6.3.</b>
使用 StatefulSet 部署用状态应用
</a>
</li>
</ul>
</li>
<li class="header">最佳实践</li>
<li class="chapter " data-level="6.1" data-path="../practice/">
<a href="../practice/">
<b>6.1.</b>
最佳实践概览
</a>
</li>
<li class="chapter " data-level="6.2" data-path="../practice/install-kubernetes-on-centos.html">
<a href="../practice/install-kubernetes-on-centos.html">
<b>6.2.</b>
在 CentOS 上部署 Kubernetes 集群
</a>
<ul class="articles">
<li class="chapter " data-level="6.2.1" data-path="../practice/create-tls-and-secret-key.html">
<a href="../practice/create-tls-and-secret-key.html">
<b>6.2.1.</b>
创建 TLS 证书和秘钥
</a>
</li>
<li class="chapter " data-level="6.2.2" data-path="../practice/create-kubeconfig.html">
<a href="../practice/create-kubeconfig.html">
<b>6.2.2.</b>
创建 kubeconfig 文件
</a>
</li>
<li class="chapter " data-level="6.2.3" data-path="../practice/etcd-cluster-installation.html">
<a href="../practice/etcd-cluster-installation.html">
<b>6.2.3.</b>
创建高可用 etcd 集群
</a>
</li>
<li class="chapter " data-level="6.2.4" data-path="../practice/kubectl-installation.html">
<a href="../practice/kubectl-installation.html">
<b>6.2.4.</b>
安装 kubectl 命令行工具
</a>
</li>
<li class="chapter " data-level="6.2.5" data-path="../practice/master-installation.html">
<a href="../practice/master-installation.html">
<b>6.2.5.</b>
部署 master 节点
</a>
</li>
<li class="chapter " data-level="6.2.6" data-path="../practice/flannel-installation.html">
<a href="../practice/flannel-installation.html">
<b>6.2.6.</b>
安装 flannel 网络插件
</a>
</li>
<li class="chapter " data-level="6.2.7" data-path="../practice/node-installation.html">
<a href="../practice/node-installation.html">
<b>6.2.7.</b>
部署 node 节点
</a>
</li>
<li class="chapter " data-level="6.2.8" data-path="../practice/kubedns-addon-installation.html">
<a href="../practice/kubedns-addon-installation.html">
<b>6.2.8.</b>
安装 kubedns 插件
</a>
</li>
<li class="chapter " data-level="6.2.9" data-path="../practice/dashboard-addon-installation.html">
<a href="../practice/dashboard-addon-installation.html">
<b>6.2.9.</b>
安装 dashboard 插件
</a>
</li>
<li class="chapter " data-level="6.2.10" data-path="../practice/heapster-addon-installation.html">
<a href="../practice/heapster-addon-installation.html">
<b>6.2.10.</b>
安装 heapster 插件
</a>
</li>
<li class="chapter " data-level="6.2.11" data-path="../practice/efk-addon-installation.html">
<a href="../practice/efk-addon-installation.html">
<b>6.2.11.</b>
安装 EFK 插件
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.3" data-path="../practice/install-kubernetes-with-kubeadm.html">
<a href="../practice/install-kubernetes-with-kubeadm.html">
<b>6.3.</b>
生产级的 Kubernetes 简化管理工具 kubeadm
</a>
<ul class="articles">
<li class="chapter " data-level="6.3.1" data-path="../practice/install-kubernetes-on-ubuntu-server-16.04-with-kubeadm.html">
<a href="../practice/install-kubernetes-on-ubuntu-server-16.04-with-kubeadm.html">
<b>6.3.1.</b>
使用 kubeadm 在 Ubuntu Server 16.04 上快速构建测试集群
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.4" data-path="../practice/service-discovery-and-loadbalancing.html">
<a href="../practice/service-discovery-and-loadbalancing.html">
<b>6.4.</b>
服务发现与负载均衡
</a>
<ul class="articles">
<li class="chapter " data-level="6.4.1" data-path="../practice/traefik-ingress-installation.html">
<a href="../practice/traefik-ingress-installation.html">
<b>6.4.1.</b>
安装 Traefik ingress
</a>
</li>
<li class="chapter " data-level="6.4.2" data-path="../practice/distributed-load-test.html">
<a href="../practice/distributed-load-test.html">
<b>6.4.2.</b>
分布式负载测试
</a>
</li>
<li class="chapter " data-level="6.4.3" data-path="../practice/network-and-cluster-perfermance-test.html">
<a href="../practice/network-and-cluster-perfermance-test.html">
<b>6.4.3.</b>
网络和集群性能测试
</a>
</li>
<li class="chapter " data-level="6.4.4" data-path="../practice/edge-node-configuration.html">
<a href="../practice/edge-node-configuration.html">
<b>6.4.4.</b>
边缘节点配置
</a>
</li>
<li class="chapter " data-level="6.4.5" data-path="../practice/nginx-ingress-installation.html">
<a href="../practice/nginx-ingress-installation.html">
<b>6.4.5.</b>
安装 Nginx ingress
</a>
</li>
<li class="chapter " data-level="6.4.6" data-path="../practice/dns-installation.html">
<a href="../practice/dns-installation.html">
<b>6.4.6.</b>
安装配置 DNS
</a>
<ul class="articles">
<li class="chapter " data-level="6.4.6.1" data-path="../practice/configuring-dns.html">
<a href="../practice/configuring-dns.html">
<b>6.4.6.1.</b>
安装配置 Kube-dns
</a>
</li>
<li class="chapter " data-level="6.4.6.2" data-path="../practice/coredns.html">
<a href="../practice/coredns.html">
<b>6.4.6.2.</b>
安装配置 CoreDNS
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="6.5" data-path="../practice/operation.html">
<a href="../practice/operation.html">
<b>6.5.</b>
运维管理
</a>
<ul class="articles">
<li class="chapter " data-level="6.5.1" data-path="../practice/master-ha.html">
<a href="../practice/master-ha.html">
<b>6.5.1.</b>
Master 节点高可用
</a>
</li>
<li class="chapter " data-level="6.5.2" data-path="../practice/service-rolling-update.html">
<a href="../practice/service-rolling-update.html">
<b>6.5.2.</b>
服务滚动升级
</a>
</li>
<li class="chapter " data-level="6.5.3" data-path="../practice/app-log-collection.html">
<a href="../practice/app-log-collection.html">
<b>6.5.3.</b>
应用日志收集
</a>
</li>
<li class="chapter " data-level="6.5.4" data-path="../practice/configuration-best-practice.html">
<a href="../practice/configuration-best-practice.html">
<b>6.5.4.</b>
配置最佳实践
</a>
</li>
<li class="chapter " data-level="6.5.5" data-path="../practice/monitor.html">
<a href="../practice/monitor.html">
<b>6.5.5.</b>
集群及应用监控
</a>
</li>
<li class="chapter " data-level="6.5.6" data-path="../practice/data-persistence-problem.html">
<a href="../practice/data-persistence-problem.html">
<b>6.5.6.</b>
数据持久化问题
</a>
</li>
<li class="chapter " data-level="6.5.7" data-path="../practice/manage-compute-resources-container.html">
<a href="../practice/manage-compute-resources-container.html">
<b>6.5.7.</b>
管理容器的计算资源
</a>
</li>
<li class="chapter " data-level="6.5.8" data-path="../practice/federation.html">
<a href="../practice/federation.html">
<b>6.5.8.</b>
集群联邦Cluster Federation
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.6" data-path="../practice/storage.html">
<a href="../practice/storage.html">
<b>6.6.</b>
存储管理
</a>
<ul class="articles">
<li class="chapter " data-level="6.6.1" data-path="../practice/glusterfs.html">
<a href="../practice/glusterfs.html">
<b>6.6.1.</b>
GlusterFS
</a>
<ul class="articles">
<li class="chapter " data-level="6.6.1.1" data-path="../practice/using-glusterfs-for-persistent-storage.html">
<a href="../practice/using-glusterfs-for-persistent-storage.html">
<b>6.6.1.1.</b>
使用 GlusterFS 做持久化存储
</a>
</li>
<li class="chapter " data-level="6.6.1.2" data-path="../practice/using-heketi-gluster-for-persistent-storage.html">
<a href="../practice/using-heketi-gluster-for-persistent-storage.html">
<b>6.6.1.2.</b>
使用 Heketi 作为 Kubernetes 的持久存储 GlusterFS 的 external provisioner
</a>
</li>
<li class="chapter " data-level="6.6.1.3" data-path="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
<a href="../practice/storage-for-containers-using-glusterfs-with-openshift.html">
<b>6.6.1.3.</b>
在 OpenShift 中使用 GlusterFS 做持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.6.2" data-path="../practice/glusterd-2.0.html">
<a href="../practice/glusterd-2.0.html">
<b>6.6.2.</b>
GlusterD-2.0
</a>
</li>
<li class="chapter " data-level="6.6.3" data-path="../practice/ceph.html">
<a href="../practice/ceph.html">
<b>6.6.3.</b>
Ceph
</a>
<ul class="articles">
<li class="chapter " data-level="6.6.3.1" data-path="../practice/ceph-helm-install-guide-zh.html">
<a href="../practice/ceph-helm-install-guide-zh.html">
<b>6.6.3.1.</b>
用 Helm 托管安装 Ceph 集群并提供后端存储
</a>
</li>
<li class="chapter " data-level="6.6.3.2" data-path="../practice/using-ceph-for-persistent-storage.html">
<a href="../practice/using-ceph-for-persistent-storage.html">
<b>6.6.3.2.</b>
使用 Ceph 做持久化存储
</a>
</li>
<li class="chapter " data-level="6.6.3.3" data-path="../practice/rbd-provisioner.html">
<a href="../practice/rbd-provisioner.html">
<b>6.6.3.3.</b>
使用 rbd-provisioner 提供 rbd 持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.6.4" data-path="../practice/openebs.html">
<a href="../practice/openebs.html">
<b>6.6.4.</b>
OpenEBS
</a>
<ul class="articles">
<li class="chapter " data-level="6.6.4.1" data-path="../practice/using-openebs-for-persistent-storage.html">
<a href="../practice/using-openebs-for-persistent-storage.html">
<b>6.6.4.1.</b>
使用 OpenEBS 做持久化存储
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.6.5" data-path="../practice/rook.html">
<a href="../practice/rook.html">
<b>6.6.5.</b>
Rook
</a>
</li>
<li class="chapter " data-level="6.6.6" data-path="../practice/nfs.html">
<a href="../practice/nfs.html">
<b>6.6.6.</b>
NFS
</a>
<ul class="articles">
<li class="chapter " data-level="6.6.6.1" data-path="../practice/using-nfs-for-persistent-storage.html">
<a href="../practice/using-nfs-for-persistent-storage.html">
<b>6.6.6.1.</b>
利用 NFS 动态提供 Kubernetes 后端存储卷
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="6.7" data-path="../practice/monitoring.html">
<a href="../practice/monitoring.html">
<b>6.7.</b>
集群与应用监控
</a>
<ul class="articles">
<li class="chapter " data-level="6.7.1" data-path="../practice/heapster.html">
<a href="../practice/heapster.html">
<b>6.7.1.</b>
Heapster
</a>
<ul class="articles">
<li class="chapter " data-level="6.7.1.1" data-path="../practice/using-heapster-to-get-object-metrics.html">
<a href="../practice/using-heapster-to-get-object-metrics.html">
<b>6.7.1.1.</b>
使用 Heapster 获取集群和对象的 metric 数据
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.7.2" data-path="../practice/prometheus.html">
<a href="../practice/prometheus.html">
<b>6.7.2.</b>
Prometheus
</a>
<ul class="articles">
<li class="chapter " data-level="6.7.2.1" data-path="../practice/using-prometheus-to-monitor-kuberentes-cluster.html">
<a href="../practice/using-prometheus-to-monitor-kuberentes-cluster.html">
<b>6.7.2.1.</b>
使用 Prometheus 监控 kubernetes 集群
</a>
</li>
<li class="chapter " data-level="6.7.2.2" data-path="../practice/promql.html">
<a href="../practice/promql.html">
<b>6.7.2.2.</b>
Prometheus 查询语言 PromQL 使用说明
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.7.3" data-path="../practice/vistio-visualize-your-istio-mesh.html">
<a href="../practice/vistio-visualize-your-istio-mesh.html">
<b>6.7.3.</b>
使用 Vistio 监控 Istio 服务网格中的流量
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.8" data-path="../practice/distributed-tracing.html">
<a href="../practice/distributed-tracing.html">
<b>6.8.</b>
分布式追踪
</a>
<ul class="articles">
<li class="chapter " data-level="6.8.1" data-path="../practice/opentracing.html">
<a href="../practice/opentracing.html">
<b>6.8.1.</b>
OpenTracing
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.9" data-path="../practice/services-management-tool.html">
<a href="../practice/services-management-tool.html">
<b>6.9.</b>
服务编排管理
</a>
<ul class="articles">
<li class="chapter " data-level="6.9.1" data-path="../practice/helm.html">
<a href="../practice/helm.html">
<b>6.9.1.</b>
使用 Helm 管理 Kubernetes 应用
</a>
</li>
<li class="chapter " data-level="6.9.2" data-path="../practice/create-private-charts-repo.html">
<a href="../practice/create-private-charts-repo.html">
<b>6.9.2.</b>
构建私有 Chart 仓库
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.10" data-path="../practice/ci-cd.html">
<a href="../practice/ci-cd.html">
<b>6.10.</b>
持续集成与发布
</a>
<ul class="articles">
<li class="chapter " data-level="6.10.1" data-path="../practice/jenkins-ci-cd.html">
<a href="../practice/jenkins-ci-cd.html">
<b>6.10.1.</b>
使用 Jenkins 进行持续集成与发布
</a>
</li>
<li class="chapter " data-level="6.10.2" data-path="../practice/drone-ci-cd.html">
<a href="../practice/drone-ci-cd.html">
<b>6.10.2.</b>
使用 Drone 进行持续集成与发布
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.11" data-path="../practice/update-and-upgrade.html">
<a href="../practice/update-and-upgrade.html">
<b>6.11.</b>
更新与升级
</a>
<ul class="articles">
<li class="chapter " data-level="6.11.1" data-path="../practice/manually-upgrade.html">
<a href="../practice/manually-upgrade.html">
<b>6.11.1.</b>
手动升级 Kubernetes 集群
</a>
</li>
<li class="chapter " data-level="6.11.2" data-path="../practice/dashboard-upgrade.html">
<a href="../practice/dashboard-upgrade.html">
<b>6.11.2.</b>
升级 dashboard
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6.12" data-path="../practice/controller-extended.html">
<a href="../practice/controller-extended.html">
<b>6.12.</b>
扩展控制器
</a>
<ul class="articles">
<li class="chapter " data-level="6.12.1" data-path="../practice/openkruise.html">
<a href="../practice/openkruise.html">
<b>6.12.1.</b>
OpenKruise
</a>
<ul class="articles">
<li class="chapter " data-level="6.12.1.1" data-path="../practice/in-place-update.html">
<a href="../practice/in-place-update.html">
<b>6.12.1.1.</b>
原地升级
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="6.13" data-path="../practice/security-policy.html">
<a href="../practice/security-policy.html">
<b>6.13.</b>
安全策略
</a>
<ul class="articles">
<li class="chapter " data-level="6.13.1" data-path="../practice/open-policy-agent.html">
<a href="../practice/open-policy-agent.html">
<b>6.13.1.</b>
OPA开放策略代理
</a>
</li>
<li class="chapter " data-level="6.13.2" data-path="../practice/cloud-native-security.html">
<a href="../practice/cloud-native-security.html">
<b>6.13.2.</b>
云原生安全
</a>
</li>
</ul>
</li>
<li class="header">服务网格</li>
<li class="chapter " data-level="7.1" data-path="../usecases/service-mesh.html">
<a href="../usecases/service-mesh.html">
<b>7.1.</b>
服务网格Service Mesh
</a>
</li>
<li class="chapter " data-level="7.2" data-path="../usecases/the-enterprise-path-to-service-mesh-architectures.html">
<a href="../usecases/the-enterprise-path-to-service-mesh-architectures.html">
<b>7.2.</b>
企业级服务网格架构
</a>
<ul class="articles">
<li class="chapter " data-level="7.2.1" data-path="../usecases/service-mesh-fundamental.html">
<a href="../usecases/service-mesh-fundamental.html">
<b>7.2.1.</b>
服务网格基础
</a>
</li>
<li class="chapter " data-level="7.2.2" data-path="../usecases/comparing-service-mesh-technologies.html">
<a href="../usecases/comparing-service-mesh-technologies.html">
<b>7.2.2.</b>
服务网格技术对比
</a>
</li>
<li class="chapter " data-level="7.2.3" data-path="../usecases/service-mesh-vs-api-gateway.html">
<a href="../usecases/service-mesh-vs-api-gateway.html">
<b>7.2.3.</b>
服务网格对比 API 网关
</a>
</li>
<li class="chapter " data-level="7.2.4" data-path="../usecases/service-mesh-adoption-and-evolution.html">
<a href="../usecases/service-mesh-adoption-and-evolution.html">
<b>7.2.4.</b>
采纳和演进
</a>
</li>
<li class="chapter " data-level="7.2.5" data-path="../usecases/service-mesh-customization-and-integration.html">
<a href="../usecases/service-mesh-customization-and-integration.html">
<b>7.2.5.</b>
定制和集成
</a>
</li>
<li class="chapter " data-level="7.2.6" data-path="../usecases/service-mesh-conclusion.html">
<a href="../usecases/service-mesh-conclusion.html">
<b>7.2.6.</b>
总结
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="7.3" data-path="../usecases/istio.html">
<a href="../usecases/istio.html">
<b>7.3.</b>
Istio
</a>
<ul class="articles">
<li class="chapter " data-level="7.3.1" data-path="../usecases/before-using-istio.html">
<a href="../usecases/before-using-istio.html">
<b>7.3.1.</b>
使用 Istio 前需要考虑的问题
</a>
</li>
<li class="chapter " data-level="7.3.2" data-path="../usecases/istio-installation.html">
<a href="../usecases/istio-installation.html">
<b>7.3.2.</b>
安装并试用 Istio
</a>
</li>
<li class="chapter " data-level="7.3.3" data-path="../usecases/sidecar-spec-in-istio.html">
<a href="../usecases/sidecar-spec-in-istio.html">
<b>7.3.3.</b>
Istio 中 sidecar 的注入规范及示例
</a>
</li>
<li class="chapter " data-level="7.3.4" data-path="../usecases/istio-community-tips.html">
<a href="../usecases/istio-community-tips.html">
<b>7.3.4.</b>
如何参与 Istio 社区及注意事项
</a>
</li>
<li class="chapter " data-level="7.3.5" data-path="../usecases/istio-tutorials-collection.html">
<a href="../usecases/istio-tutorials-collection.html">
<b>7.3.5.</b>
Istio 免费学习资源汇总
</a>
</li>
<li class="chapter " data-level="7.3.6" data-path="../usecases/understand-sidecar-injection-and-traffic-hijack-in-istio-service-mesh.html">
<a href="../usecases/understand-sidecar-injection-and-traffic-hijack-in-istio-service-mesh.html">
<b>7.3.6.</b>
Sidecar 的注入与流量劫持
</a>
</li>
<li class="chapter " data-level="7.3.7" data-path="../usecases/envoy-sidecar-routing-of-istio-service-mesh-deep-dive.html">
<a href="../usecases/envoy-sidecar-routing-of-istio-service-mesh-deep-dive.html">
<b>7.3.7.</b>
Envoy Sidecar 代理的路由转发
</a>
</li>
<li class="chapter " data-level="7.3.8" data-path="../usecases/how-to-integrate-istio-with-vm.html">
<a href="../usecases/how-to-integrate-istio-with-vm.html">
<b>7.3.8.</b>
Istio 如何支持虚拟机
</a>
</li>
<li class="chapter " data-level="7.3.9" data-path="../usecases/istio-vm-support.html">
<a href="../usecases/istio-vm-support.html">
<b>7.3.9.</b>
Istio 支持虚拟机的历史
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="7.4" data-path="../usecases/envoy.html">
<a href="../usecases/envoy.html">
<b>7.4.</b>
Envoy
</a>
<ul class="articles">
<li class="chapter " data-level="7.4.1" data-path="../usecases/envoy-terminology.html">
<a href="../usecases/envoy-terminology.html">
<b>7.4.1.</b>
Envoy 的架构与基本术语
</a>
</li>
<li class="chapter " data-level="7.4.2" data-path="../usecases/envoy-front-proxy.html">
<a href="../usecases/envoy-front-proxy.html">
<b>7.4.2.</b>
Envoy 作为前端代理
</a>
</li>
<li class="chapter " data-level="7.4.3" data-path="../usecases/envoy-mesh-in-kubernetes-tutorial.html">
<a href="../usecases/envoy-mesh-in-kubernetes-tutorial.html">
<b>7.4.3.</b>
Envoy mesh 教程
</a>
</li>
</ul>
</li>
<li class="header">领域应用</li>
<li class="chapter " data-level="8.1" data-path="../usecases/">
<a href="../usecases/">
<b>8.1.</b>
领域应用概览
</a>
</li>
<li class="chapter " data-level="8.2" data-path="../usecases/microservices.html">
<a href="../usecases/microservices.html">
<b>8.2.</b>
微服务架构
</a>
<ul class="articles">
<li class="chapter " data-level="8.2.1" data-path="../usecases/service-discovery-in-microservices.html">
<a href="../usecases/service-discovery-in-microservices.html">
<b>8.2.1.</b>
微服务中的服务发现
</a>
</li>
<li class="chapter " data-level="8.2.2" data-path="../usecases/microservices-for-java-developers.html">
<a href="../usecases/microservices-for-java-developers.html">
<b>8.2.2.</b>
使用 Java 构建微服务并发布到 Kubernetes 平台
</a>
<ul class="articles">
<li class="chapter " data-level="8.2.2.1" data-path="../usecases/spring-boot-quick-start-guide.html">
<a href="../usecases/spring-boot-quick-start-guide.html">
<b>8.2.2.1.</b>
Spring Boot 快速开始指南
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="8.3" data-path="../usecases/big-data.html">
<a href="../usecases/big-data.html">
<b>8.3.</b>
大数据
</a>
<ul class="articles">
<li class="chapter " data-level="8.3.1" data-path="../usecases/spark-on-kubernetes.html">
<a href="../usecases/spark-on-kubernetes.html">
<b>8.3.1.</b>
Spark 与 Kubernetes
</a>
<ul class="articles">
<li class="chapter " data-level="8.3.1.1" data-path="../usecases/spark-standalone-on-kubernetes.html">
<a href="../usecases/spark-standalone-on-kubernetes.html">
<b>8.3.1.1.</b>
Spark standalone on Kubernetes
</a>
</li>
<li class="chapter " data-level="8.3.1.2" data-path="../usecases/running-spark-with-kubernetes-native-scheduler.html">
<a href="../usecases/running-spark-with-kubernetes-native-scheduler.html">
<b>8.3.1.2.</b>
运行支持 Kubernetes 原生调度的 Spark 程序
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="8.4" data-path="../usecases/serverless.html">
<a href="../usecases/serverless.html">
<b>8.4.</b>
Serverless 架构
</a>
<ul class="articles">
<li class="chapter " data-level="8.4.1" data-path="../usecases/understanding-serverless.html">
<a href="../usecases/understanding-serverless.html">
<b>8.4.1.</b>
理解 Serverless
</a>
</li>
<li class="chapter " data-level="8.4.2" data-path="../usecases/faas.html">
<a href="../usecases/faas.html">
<b>8.4.2.</b>
FaaS函数即服务
</a>
<ul class="articles">
<li class="chapter " data-level="8.4.2.1" data-path="../usecases/openfaas-quick-start.html">
<a href="../usecases/openfaas-quick-start.html">
<b>8.4.2.1.</b>
OpenFaaS 快速入门指南
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="8.4.3" data-path="../usecases/knative.html">
<a href="../usecases/knative.html">
<b>8.4.3.</b>
Knative
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="8.5" data-path="../usecases/edge-computing.html">
<a href="../usecases/edge-computing.html">
<b>8.5.</b>
边缘计算
</a>
</li>
<li class="chapter " data-level="8.6" data-path="../usecases/ai.html">
<a href="../usecases/ai.html">
<b>8.6.</b>
人工智能
</a>
</li>
<li class="chapter " data-level="8.7" data-path="../usecases/observability.html">
<a href="../usecases/observability.html">
<b>8.7.</b>
可观察性
</a>
</li>
<li class="header">开发指南</li>
<li class="chapter " data-level="9.1" data-path="./">
<a href="./">
<b>9.1.</b>
开发指南概览
</a>
</li>
<li class="chapter " data-level="9.2" data-path="sigs-and-working-group.html">
<a href="sigs-and-working-group.html">
<b>9.2.</b>
SIG 和工作组
</a>
</li>
<li class="chapter " data-level="9.3" data-path="developing-environment.html">
<a href="developing-environment.html">
<b>9.3.</b>
开发环境搭建
</a>
<ul class="articles">
<li class="chapter " data-level="9.3.1" data-path="using-vagrant-and-virtualbox-for-development.html">
<a href="using-vagrant-and-virtualbox-for-development.html">
<b>9.3.1.</b>
本地分布式开发环境搭建(使用 Vagrant 和 Virtualbox
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="9.4" data-path="testing.html">
<a href="testing.html">
<b>9.4.</b>
单元测试和集成测试
</a>
</li>
<li class="chapter active" data-level="9.5" data-path="client-go-sample.html">
<a href="client-go-sample.html">
<b>9.5.</b>
client-go 示例
</a>
<ul class="articles">
<li class="chapter " data-level="9.5.1" data-path="client-go-informer-sourcecode-analyse.html">
<a href="client-go-informer-sourcecode-analyse.html">
<b>9.5.1.</b>
client-go 中的 informer 源码分析
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="9.6" data-path="operator.html">
<a href="operator.html">
<b>9.6.</b>
Operator
</a>
<ul class="articles">
<li class="chapter " data-level="9.6.1" data-path="operator-sdk.html">
<a href="operator-sdk.html">
<b>9.6.1.</b>
operator-sdk
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="9.7" data-path="kubebuilder.html">
<a href="kubebuilder.html">
<b>9.7.</b>
kubebuilder
</a>
<ul class="articles">
<li class="chapter " data-level="9.7.1" data-path="kubebuilder-example.html">
<a href="kubebuilder-example.html">
<b>9.7.1.</b>
使用 kubebuilder 创建 operator 示例
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="9.8" data-path="advance-developer.html">
<a href="advance-developer.html">
<b>9.8.</b>
高级开发指南
</a>
</li>
<li class="chapter " data-level="9.9" data-path="contribute.html">
<a href="contribute.html">
<b>9.9.</b>
社区贡献
</a>
</li>
<li class="chapter " data-level="9.10" data-path="minikube.html">
<a href="minikube.html">
<b>9.10.</b>
Minikube
</a>
</li>
<li class="header">社区及生态</li>
<li class="chapter " data-level="10.1" data-path="../cloud-native/cncf.html">
<a href="../cloud-native/cncf.html">
<b>10.1.</b>
云原生计算基金会CNCF
</a>
<ul class="articles">
<li class="chapter " data-level="10.1.1" data-path="../cloud-native/cncf-charter.html">
<a href="../cloud-native/cncf-charter.html">
<b>10.1.1.</b>
CNCF 章程
</a>
</li>
<li class="chapter " data-level="10.1.2" data-path="../cloud-native/cncf-sig.html">
<a href="../cloud-native/cncf-sig.html">
<b>10.1.2.</b>
CNCF 特别兴趣小组SIG说明
</a>
</li>
<li class="chapter " data-level="10.1.3" data-path="../cloud-native/cncf-sandbox-criteria.html">
<a href="../cloud-native/cncf-sandbox-criteria.html">
<b>10.1.3.</b>
开源项目加入 CNCF Sandbox 的要求
</a>
</li>
<li class="chapter " data-level="10.1.4" data-path="../cloud-native/cncf-project-governing.html">
<a href="../cloud-native/cncf-project-governing.html">
<b>10.1.4.</b>
CNCF 中的项目治理
</a>
</li>
<li class="chapter " data-level="10.1.5" data-path="../cloud-native/cncf-ambassador.html">
<a href="../cloud-native/cncf-ambassador.html">
<b>10.1.5.</b>
CNCF Ambassador
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="10.2" data-path="../cloud-native/cnc.html">
<a href="../cloud-native/cnc.html">
<b>10.2.</b>
云原生社区
</a>
</li>
<li class="chapter " data-level="10.3" data-path="../cloud-native/certification.html">
<a href="../cloud-native/certification.html">
<b>10.3.</b>
认证及培训
</a>
<ul class="articles">
<li class="chapter " data-level="10.3.1" data-path="../appendix/about-kcsp.html">
<a href="../appendix/about-kcsp.html">
<b>10.3.1.</b>
认证 Kubernetes 服务提供商KCSP说明
</a>
</li>
<li class="chapter " data-level="10.3.2" data-path="../appendix/about-cka-candidate.html">
<a href="../appendix/about-cka-candidate.html">
<b>10.3.2.</b>
认证 Kubernetes 管理员CKA说明
</a>
</li>
</ul>
</li>
<li class="header">附录</li>
<li class="chapter " data-level="11.1" data-path="../appendix/">
<a href="../appendix/">
<b>11.1.</b>
附录说明
</a>
</li>
<li class="chapter " data-level="11.2" data-path="../appendix/debug-kubernetes-services.html">
<a href="../appendix/debug-kubernetes-services.html">
<b>11.2.</b>
Kubernetes 中的应用故障排查
</a>
</li>
<li class="chapter " data-level="11.3" data-path="../appendix/material-share.html">
<a href="../appendix/material-share.html">
<b>11.3.</b>
Kubernetes 相关资讯和情报链接
</a>
</li>
<li class="chapter " data-level="11.4" data-path="../appendix/docker-best-practice.html">
<a href="../appendix/docker-best-practice.html">
<b>11.4.</b>
Docker 最佳实践
</a>
</li>
<li class="chapter " data-level="11.5" data-path="../appendix/tricks.html">
<a href="../appendix/tricks.html">
<b>11.5.</b>
Kubernetes 使用技巧
</a>
</li>
<li class="chapter " data-level="11.6" data-path="../appendix/issues.html">
<a href="../appendix/issues.html">
<b>11.6.</b>
Kubernetes 相关问题记录
</a>
</li>
<li class="chapter " data-level="11.7" data-path="../appendix/summary-and-outlook.html">
<a href="../appendix/summary-and-outlook.html">
<b>11.7.</b>
Kubernetes 及云原生年度总结及展望
</a>
<ul class="articles">
<li class="chapter " data-level="11.7.1" data-path="../appendix/kubernetes-and-cloud-native-summary-in-2017-and-outlook-for-2018.html">
<a href="../appendix/kubernetes-and-cloud-native-summary-in-2017-and-outlook-for-2018.html">
<b>11.7.1.</b>
Kubernetes 与云原生 2017 年年终总结及 2018 年展望
</a>
</li>
<li class="chapter " data-level="11.7.2" data-path="../appendix/kubernetes-and-cloud-native-summary-in-2018-and-outlook-for-2019.html">
<a href="../appendix/kubernetes-and-cloud-native-summary-in-2018-and-outlook-for-2019.html">
<b>11.7.2.</b>
Kubernetes 与云原生 2018 年年终总结及 2019 年展望
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</ul>
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<li class="chapter " data-level="11.8" data-path="../appendix/cncf-annual-report.html">
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<b>11.8.</b>
CNCF 年度报告解读
</a>
<ul class="articles">
<li class="chapter " data-level="11.8.1" data-path="../appendix/cncf-annual-report-2018.html">
<a href="../appendix/cncf-annual-report-2018.html">
<b>11.8.1.</b>
CNCF 2018 年年度报告解读
</a>
</li>
<li class="chapter " data-level="11.8.2" data-path="../appendix/cncf-annual-report-2020.html">
<a href="../appendix/cncf-annual-report-2020.html">
<b>11.8.2.</b>
CNCF 2020 年年度报告解读
</a>
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<a href=".." >client-go 示例</a>
</h1>
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<h1 id="client-go&#x793A;&#x4F8B;">client-go&#x793A;&#x4F8B;</h1>
<p>&#x8BBF;&#x95EE;kubernetes&#x96C6;&#x7FA4;&#x6709;&#x4EE5;&#x4E0B;&#x51E0;&#x79CD;&#x65B9;&#x5F0F;&#xFF1A;</p>
<table>
<thead>
<tr>
<th>&#x65B9;&#x5F0F;</th>
<th>&#x7279;&#x70B9;</th>
<th>&#x652F;&#x6301;&#x8005;</th>
</tr>
</thead>
<tbody>
<tr>
<td>Kubernetes dashboard</td>
<td>&#x76F4;&#x63A5;&#x901A;&#x8FC7;Web UI&#x8FDB;&#x884C;&#x64CD;&#x4F5C;&#xFF0C;&#x7B80;&#x5355;&#x76F4;&#x63A5;&#xFF0C;&#x53EF;&#x5B9A;&#x5236;&#x5316;&#x7A0B;&#x5EA6;&#x4F4E;</td>
<td>&#x5B98;&#x65B9;&#x652F;&#x6301;</td>
</tr>
<tr>
<td>kubectl</td>
<td>&#x547D;&#x4EE4;&#x884C;&#x64CD;&#x4F5C;&#xFF0C;&#x529F;&#x80FD;&#x6700;&#x5168;&#xFF0C;&#x4F46;&#x662F;&#x6BD4;&#x8F83;&#x590D;&#x6742;&#xFF0C;&#x9002;&#x5408;&#x5BF9;&#x5176;&#x8FDB;&#x884C;&#x8FDB;&#x4E00;&#x6B65;&#x7684;&#x5206;&#x88C5;&#xFF0C;&#x5B9A;&#x5236;&#x529F;&#x80FD;&#xFF0C;&#x7248;&#x672C;&#x9002;&#x914D;&#x6700;&#x597D;</td>
<td>&#x5B98;&#x65B9;&#x652F;&#x6301;</td>
</tr>
<tr>
<td><a href="https://github.com/kubernetes/client-go" target="_blank">client-go</a></td>
<td>&#x4ECE;kubernetes&#x7684;&#x4EE3;&#x7801;&#x4E2D;&#x62BD;&#x79BB;&#x51FA;&#x6765;&#x7684;&#x5BA2;&#x6237;&#x7AEF;&#x5305;&#xFF0C;&#x7B80;&#x5355;&#x6613;&#x7528;&#xFF0C;&#x4F46;&#x9700;&#x8981;&#x5C0F;&#x5FC3;&#x533A;&#x5206;kubernetes&#x7684;API&#x7248;&#x672C;</td>
<td>&#x5B98;&#x65B9;&#x652F;&#x6301;</td>
</tr>
<tr>
<td><a href="https://github.com/kubernetes-incubator/client-python" target="_blank">client-python</a></td>
<td>python&#x5BA2;&#x6237;&#x7AEF;&#xFF0C;kubernetes-incubator</td>
<td>&#x5B98;&#x65B9;&#x652F;&#x6301;</td>
</tr>
<tr>
<td><a href="https://github.com/fabric8io/kubernetes-client" target="_blank">Java client</a></td>
<td>fabric8&#x4E2D;&#x7684;&#x4E00;&#x90E8;&#x5206;&#xFF0C;kubernetes&#x7684;java&#x5BA2;&#x6237;&#x7AEF;</td>
<td>Red Hat</td>
</tr>
</tbody>
</table>
<p>&#x4E0B;&#x9762;&#xFF0C;&#x6211;&#x4EEC;&#x57FA;&#x4E8E;<a href="https://github.com/kubernetes/client-go" target="_blank">client-go</a>&#xFF0C;&#x5BF9;Deployment&#x5347;&#x7EA7;&#x955C;&#x50CF;&#x7684;&#x6B65;&#x9AA4;&#x8FDB;&#x884C;&#x4E86;&#x5B9A;&#x5236;&#xFF0C;&#x901A;&#x8FC7;&#x547D;&#x4EE4;&#x884C;&#x4F20;&#x9012;&#x4E00;&#x4E2A;Deployment&#x7684;&#x540D;&#x5B57;&#x3001;&#x5E94;&#x7528;&#x5BB9;&#x5668;&#x540D;&#x548C;&#x65B0;image&#x540D;&#x5B57;&#x7684;&#x65B9;&#x5F0F;&#x6765;&#x5347;&#x7EA7;&#x3002;</p>
<p><a href="https://github.com/rootsongjc/kubernetes-client-go-sample" target="_blank">kubernetes-client-go-sample</a> &#x9879;&#x76EE;&#x7684; <code>main.go</code> &#x4EE3;&#x7801;&#x5982;&#x4E0B;&#xFF1A;</p>
<pre class="language-"><code class="lang-go"><span class="token keyword">package</span> main
<span class="token keyword">import</span> <span class="token punctuation">(</span>
<span class="token string">&quot;flag&quot;</span>
<span class="token string">&quot;fmt&quot;</span>
<span class="token string">&quot;os&quot;</span>
<span class="token string">&quot;path/filepath&quot;</span>
<span class="token string">&quot;k8s.io/apimachinery/pkg/api/errors&quot;</span>
metav1 <span class="token string">&quot;k8s.io/apimachinery/pkg/apis/meta/v1&quot;</span>
<span class="token string">&quot;k8s.io/client-go/kubernetes&quot;</span>
<span class="token string">&quot;k8s.io/client-go/tools/clientcmd&quot;</span>
<span class="token punctuation">)</span>
<span class="token keyword">func</span> <span class="token function">main</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">var</span> kubeconfig <span class="token operator">*</span><span class="token builtin">string</span>
<span class="token keyword">if</span> home <span class="token operator">:=</span> <span class="token function">homeDir</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span> home <span class="token operator">!=</span> <span class="token string">&quot;&quot;</span> <span class="token punctuation">{</span>
kubeconfig <span class="token operator">=</span> flag<span class="token punctuation">.</span><span class="token function">String</span><span class="token punctuation">(</span><span class="token string">&quot;kubeconfig&quot;</span><span class="token punctuation">,</span> filepath<span class="token punctuation">.</span><span class="token function">Join</span><span class="token punctuation">(</span>home<span class="token punctuation">,</span> <span class="token string">&quot;.kube&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;config&quot;</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token string">&quot;(optional) absolute path to the kubeconfig file&quot;</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
kubeconfig <span class="token operator">=</span> flag<span class="token punctuation">.</span><span class="token function">String</span><span class="token punctuation">(</span><span class="token string">&quot;kubeconfig&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;absolute path to the kubeconfig file&quot;</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
deploymentName <span class="token operator">:=</span> flag<span class="token punctuation">.</span><span class="token function">String</span><span class="token punctuation">(</span><span class="token string">&quot;deployment&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;deployment name&quot;</span><span class="token punctuation">)</span>
imageName <span class="token operator">:=</span> flag<span class="token punctuation">.</span><span class="token function">String</span><span class="token punctuation">(</span><span class="token string">&quot;image&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;new image name&quot;</span><span class="token punctuation">)</span>
appName <span class="token operator">:=</span> flag<span class="token punctuation">.</span><span class="token function">String</span><span class="token punctuation">(</span><span class="token string">&quot;app&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;app&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;application name&quot;</span><span class="token punctuation">)</span>
flag<span class="token punctuation">.</span><span class="token function">Parse</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
<span class="token keyword">if</span> <span class="token operator">*</span>deploymentName <span class="token operator">==</span> <span class="token string">&quot;&quot;</span> <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;You must specify the deployment name.&quot;</span><span class="token punctuation">)</span>
os<span class="token punctuation">.</span><span class="token function">Exit</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token keyword">if</span> <span class="token operator">*</span>imageName <span class="token operator">==</span> <span class="token string">&quot;&quot;</span> <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;You must specify the new image name.&quot;</span><span class="token punctuation">)</span>
os<span class="token punctuation">.</span><span class="token function">Exit</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token comment">// use the current context in kubeconfig</span>
config<span class="token punctuation">,</span> err <span class="token operator">:=</span> clientcmd<span class="token punctuation">.</span><span class="token function">BuildConfigFromFlags</span><span class="token punctuation">(</span><span class="token string">&quot;&quot;</span><span class="token punctuation">,</span> <span class="token operator">*</span>kubeconfig<span class="token punctuation">)</span>
<span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span>
<span class="token function">panic</span><span class="token punctuation">(</span>err<span class="token punctuation">.</span><span class="token function">Error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token comment">// create the clientset</span>
clientset<span class="token punctuation">,</span> err <span class="token operator">:=</span> kubernetes<span class="token punctuation">.</span><span class="token function">NewForConfig</span><span class="token punctuation">(</span>config<span class="token punctuation">)</span>
<span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span>
<span class="token function">panic</span><span class="token punctuation">(</span>err<span class="token punctuation">.</span><span class="token function">Error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
deployment<span class="token punctuation">,</span> err <span class="token operator">:=</span> clientset<span class="token punctuation">.</span><span class="token function">AppsV1beta1</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">Deployments</span><span class="token punctuation">(</span><span class="token string">&quot;default&quot;</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">Get</span><span class="token punctuation">(</span><span class="token operator">*</span>deploymentName<span class="token punctuation">,</span> metav1<span class="token punctuation">.</span>GetOptions<span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">)</span>
<span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span>
<span class="token function">panic</span><span class="token punctuation">(</span>err<span class="token punctuation">.</span><span class="token function">Error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token keyword">if</span> errors<span class="token punctuation">.</span><span class="token function">IsNotFound</span><span class="token punctuation">(</span>err<span class="token punctuation">)</span> <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">&quot;Deployment not found\n&quot;</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token keyword">if</span> statusError<span class="token punctuation">,</span> isStatus <span class="token operator">:=</span> err<span class="token punctuation">.</span><span class="token punctuation">(</span><span class="token operator">*</span>errors<span class="token punctuation">.</span>StatusError<span class="token punctuation">)</span><span class="token punctuation">;</span> isStatus <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">&quot;Error getting deployment%v\n&quot;</span><span class="token punctuation">,</span> statusError<span class="token punctuation">.</span>ErrStatus<span class="token punctuation">.</span>Message<span class="token punctuation">)</span>
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span>
<span class="token function">panic</span><span class="token punctuation">(</span>err<span class="token punctuation">.</span><span class="token function">Error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">&quot;Found deployment\n&quot;</span><span class="token punctuation">)</span>
name <span class="token operator">:=</span> deployment<span class="token punctuation">.</span><span class="token function">GetName</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;name -&gt;&quot;</span><span class="token punctuation">,</span> name<span class="token punctuation">)</span>
containers <span class="token operator">:=</span> <span class="token operator">&amp;</span>deployment<span class="token punctuation">.</span>Spec<span class="token punctuation">.</span>Template<span class="token punctuation">.</span>Spec<span class="token punctuation">.</span>Containers
found <span class="token operator">:=</span> <span class="token boolean">false</span>
<span class="token keyword">for</span> i <span class="token operator">:=</span> <span class="token keyword">range</span> <span class="token operator">*</span>containers <span class="token punctuation">{</span>
c <span class="token operator">:=</span> <span class="token operator">*</span>containers
<span class="token keyword">if</span> c<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">.</span>Name <span class="token operator">==</span> <span class="token operator">*</span>appName <span class="token punctuation">{</span>
found <span class="token operator">=</span> <span class="token boolean">true</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;Old image -&gt;&quot;</span><span class="token punctuation">,</span> c<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">.</span>Image<span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;New image -&gt;&quot;</span><span class="token punctuation">,</span> <span class="token operator">*</span>imageName<span class="token punctuation">)</span>
c<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">.</span>Image <span class="token operator">=</span> <span class="token operator">*</span>imageName
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
<span class="token keyword">if</span> found <span class="token operator">==</span> <span class="token boolean">false</span> <span class="token punctuation">{</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">&quot;The application container not exist in the deployment pods.&quot;</span><span class="token punctuation">)</span>
os<span class="token punctuation">.</span><span class="token function">Exit</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token boolean">_</span><span class="token punctuation">,</span> err <span class="token operator">:=</span> clientset<span class="token punctuation">.</span><span class="token function">AppsV1beta1</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">Deployments</span><span class="token punctuation">(</span><span class="token string">&quot;default&quot;</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">Update</span><span class="token punctuation">(</span>deployment<span class="token punctuation">)</span>
<span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span>
<span class="token function">panic</span><span class="token punctuation">(</span>err<span class="token punctuation">.</span><span class="token function">Error</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
<span class="token punctuation">}</span>
<span class="token keyword">func</span> <span class="token function">homeDir</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token builtin">string</span> <span class="token punctuation">{</span>
<span class="token keyword">if</span> h <span class="token operator">:=</span> os<span class="token punctuation">.</span><span class="token function">Getenv</span><span class="token punctuation">(</span><span class="token string">&quot;HOME&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span> h <span class="token operator">!=</span> <span class="token string">&quot;&quot;</span> <span class="token punctuation">{</span>
<span class="token keyword">return</span> h
<span class="token punctuation">}</span>
<span class="token keyword">return</span> os<span class="token punctuation">.</span><span class="token function">Getenv</span><span class="token punctuation">(</span><span class="token string">&quot;USERPROFILE&quot;</span><span class="token punctuation">)</span> <span class="token comment">// windows</span>
<span class="token punctuation">}</span>
</code></pre>
<p>&#x6211;&#x4EEC;&#x4F7F;&#x7528;<code>kubeconfig</code>&#x6587;&#x4EF6;&#x8BA4;&#x8BC1;&#x8FDE;&#x63A5;Kubernetes&#x96C6;&#x7FA4;&#xFF0C;&#x8BE5;&#x6587;&#x4EF6;&#x9ED8;&#x8BA4;&#x7684;&#x4F4D;&#x7F6E;&#x662F;<code>$HOME/.kube/config</code>&#x3002;</p>
<p>&#x8BE5;&#x4EE3;&#x7801;&#x7F16;&#x8BD1;&#x540E;&#x53EF;&#x4EE5;&#x76F4;&#x63A5;&#x5728;Kubernetes&#x96C6;&#x7FA4;&#x4E4B;&#x5916;&#xFF0C;&#x4EFB;&#x4F55;&#x4E00;&#x4E2A;&#x53EF;&#x4EE5;&#x8FDE;&#x63A5;&#x5230;API server&#x7684;&#x673A;&#x5668;&#x4E0A;&#x8FD0;&#x884C;&#x3002;</p>
<p><strong>&#x7F16;&#x8BD1;&#x8FD0;&#x884C;</strong></p>
<pre class="language-"><code class="lang-bash">$ go get github.com/rootsongjc/kubernetes-client-go-sample
$ <span class="token builtin class-name">cd</span> <span class="token variable">$GOPATH</span>/src/github.com/rootsongjc/kubernetes-client-go-sample
$ go build main.go
</code></pre>
<p>&#x8BE5;&#x547D;&#x4EE4;&#x7684;&#x7528;&#x6CD5;&#x5982;&#x4E0B;&#x3002;</p>
<pre class="language-"><code class="lang-bash"> $ ./main
-app string
application name <span class="token punctuation">(</span>default <span class="token string">&quot;app&quot;</span><span class="token punctuation">)</span>
-deployment string
deployment name
-image string
new image name
-kubeconfig string
<span class="token punctuation">(</span>optional<span class="token punctuation">)</span> absolute path to the kubeconfig <span class="token function">file</span> <span class="token punctuation">(</span>default <span class="token string">&quot;/Users/jimmy/.kube/config&quot;</span><span class="token punctuation">)</span>
</code></pre>
<p><strong>&#x4F7F;&#x7528;&#x4E0D;&#x5B58;&#x5728;&#x7684;image&#x66F4;&#x65B0;</strong></p>
<pre class="language-"><code class="lang-bash"> $ ./main -deployment filebeat-test -image harbor-001.jimmysong.io/library/analytics-docker-test:Build_9
Found deployment
name -<span class="token operator">&gt;</span> filebeat-test
Old image -<span class="token operator">&gt;</span> harbor-001.jimmysong.io/library/analytics-docker-test:Build_8
New image -<span class="token operator">&gt;</span> harbor-001.jimmysong.io/library/analytics-docker-test:Build_9
</code></pre>
<p>&#x67E5;&#x770B;Deployment&#x7684;event&#x3002;</p>
<pre class="language-"><code class="lang-bash">$ kubectl describe deployment filebeat-test
Name: filebeat-test
Namespace: default
CreationTimestamp: Fri, <span class="token number">19</span> May <span class="token number">2017</span> <span class="token number">15</span>:12:28 +0800
Labels: k8s-app<span class="token operator">=</span>filebeat-test
Selector: k8s-app<span class="token operator">=</span>filebeat-test
Replicas: <span class="token number">2</span> updated <span class="token operator">|</span> <span class="token number">3</span> total <span class="token operator">|</span> <span class="token number">2</span> available <span class="token operator">|</span> <span class="token number">2</span> unavailable
StrategyType: RollingUpdate
MinReadySeconds: <span class="token number">0</span>
RollingUpdateStrategy: <span class="token number">1</span> max unavailable, <span class="token number">1</span> max surge
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True ReplicaSetUpdated
OldReplicaSets: filebeat-test-2365467882 <span class="token punctuation">(</span><span class="token number">2</span>/2 replicas created<span class="token punctuation">)</span>
NewReplicaSet: filebeat-test-2470325483 <span class="token punctuation">(</span><span class="token number">2</span>/2 replicas created<span class="token punctuation">)</span>
Events:
FirstSeen LastSeen Count From SubObjectPath Type ReasoMessage
--------- -------- ----- ---- ------------- -------- ------------
2h 1m <span class="token number">3</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled down replica <span class="token builtin class-name">set</span> filebeat-test-2365467882 to <span class="token number">2</span>
1m 1m <span class="token number">1</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled up replica <span class="token builtin class-name">set</span> filebeat-test-2470325483 to <span class="token number">1</span>
1m 1m <span class="token number">1</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled up replica <span class="token builtin class-name">set</span> filebeat-test-2470325483 to <span class="token number">2</span>
</code></pre>
<p>&#x53EF;&#x4EE5;&#x770B;&#x5230;&#x8001;&#x7684;ReplicaSet&#x4ECE;3&#x4E2A;replica&#x51CF;&#x5C11;&#x5230;&#x4E86;2&#x4E2A;&#xFF0C;&#x6709;2&#x4E2A;&#x4F7F;&#x7528;&#x65B0;&#x914D;&#x7F6E;&#x7684;replica&#x4E0D;&#x53EF;&#x7528;&#xFF0C;&#x76EE;&#x524D;&#x53EF;&#x7528;&#x7684;replica&#x662F;2&#x4E2A;&#x3002;</p>
<p>&#x8FD9;&#x662F;&#x56E0;&#x4E3A;&#x6211;&#x4EEC;&#x6307;&#x5B9A;&#x7684;&#x955C;&#x50CF;&#x4E0D;&#x5B58;&#x5728;&#xFF0C;&#x67E5;&#x770B;Deployment&#x7684;pod&#x7684;&#x72B6;&#x6001;&#x3002;</p>
<pre class="language-"><code class="lang-bash">$ kubectl get pods -l k8s-app<span class="token operator">=</span>filebeat-test
NAME READY STATUS RESTARTS AGE
filebeat-test-2365467882-4zwx8 <span class="token number">2</span>/2 Running <span class="token number">0</span> 33d
filebeat-test-2365467882-rqskl <span class="token number">2</span>/2 Running <span class="token number">0</span> 33d
filebeat-test-2470325483-6vjbw <span class="token number">1</span>/2 ImagePullBackOff <span class="token number">0</span> 4m
filebeat-test-2470325483-gc14k <span class="token number">1</span>/2 ImagePullBackOff <span class="token number">0</span> 4m
</code></pre>
<p>&#x6211;&#x4EEC;&#x53EF;&#x4EE5;&#x770B;&#x5230;&#x6709;&#x4E24;&#x4E2A;pod&#x6B63;&#x5728;&#x62C9;&#x53D6;image&#x3002;</p>
<p><strong>&#x8FD8;&#x539F;&#x4E3A;&#x539F;&#x5148;&#x7684;&#x955C;&#x50CF;</strong></p>
<p>&#x5C06;image&#x8BBE;&#x7F6E;&#x4E3A;&#x539F;&#x6765;&#x7684;&#x955C;&#x50CF;&#x3002;</p>
<pre class="language-"><code class="lang-bash">$ ./main -deployment filebeat-test -image harbor-001.jimmysong.io/library/analytics-docker-test:Build_8
Found deployment
name -<span class="token operator">&gt;</span> filebeat-test
Old image -<span class="token operator">&gt;</span> harbor-001.jimmysong.io/library/analytics-docker-test:Build_9
New image -<span class="token operator">&gt;</span> harbor-001.jimmysong.io/library/analytics-docker-test:Build_8
</code></pre>
<p>&#x73B0;&#x5728;&#x518D;&#x67E5;&#x770B;Deployment&#x7684;&#x72B6;&#x6001;&#x3002;</p>
<pre class="language-"><code class="lang-bash">$ kubectl describe deployment filebeat-test
Name: filebeat-test
Namespace: default
CreationTimestamp: Fri, <span class="token number">19</span> May <span class="token number">2017</span> <span class="token number">15</span>:12:28 +0800
Labels: k8s-app<span class="token operator">=</span>filebeat-test
Selector: k8s-app<span class="token operator">=</span>filebeat-test
Replicas: <span class="token number">3</span> updated <span class="token operator">|</span> <span class="token number">3</span> total <span class="token operator">|</span> <span class="token number">3</span> available <span class="token operator">|</span> <span class="token number">0</span> unavailable
StrategyType: RollingUpdate
MinReadySeconds: <span class="token number">0</span>
RollingUpdateStrategy: <span class="token number">1</span> max unavailable, <span class="token number">1</span> max surge
Conditions:
Type Status Reason
---- ------ ------
Available True MinimumReplicasAvailable
Progressing True NewReplicaSetAvailable
OldReplicaSets: <span class="token operator">&lt;</span>none<span class="token operator">&gt;</span>
NewReplicaSet: filebeat-test-2365467882 <span class="token punctuation">(</span><span class="token number">3</span>/3 replicas created<span class="token punctuation">)</span>
Events:
FirstSeen LastSeen Count From SubObjectPath Type ReasoMessage
--------- -------- ----- ---- ------------- -------- ------------
2h 8m <span class="token number">3</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled down replica <span class="token builtin class-name">set</span> filebeat-test-2365467882 to <span class="token number">2</span>
8m 8m <span class="token number">1</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled up replica <span class="token builtin class-name">set</span> filebeat-test-2470325483 to <span class="token number">1</span>
8m 8m <span class="token number">1</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled up replica <span class="token builtin class-name">set</span> filebeat-test-2470325483 to <span class="token number">2</span>
2h 1m <span class="token number">3</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled up replica <span class="token builtin class-name">set</span> filebeat-test-2365467882 to <span class="token number">3</span>
1m 1m <span class="token number">1</span> <span class="token punctuation">{</span>deployment-controller <span class="token punctuation">}</span> Normal ScalingReplicaSet Scaled down replica <span class="token builtin class-name">set</span> filebeat-test-2470325483 to <span class="token number">0</span>
</code></pre>
<p>&#x53EF;&#x4EE5;&#x770B;&#x5230;available&#x7684;replica&#x4E2A;&#x6570;&#x6062;&#x590D;&#x6210;3&#x4E86;&#x3002;</p>
<p>&#x5176;&#x5B9E;&#x5728;&#x4F7F;&#x7528;&#x8BE5;&#x547D;&#x4EE4;&#x7684;&#x8FC7;&#x7A0B;&#x4E2D;&#xFF0C;&#x901A;&#x8FC7;kubernetes dashboard&#x7684;&#x9875;&#x9762;&#x4E0A;&#x67E5;&#x770B;Deployment&#x7684;&#x72B6;&#x6001;&#x66F4;&#x76F4;&#x89C2;&#xFF0C;&#x66F4;&#x52A0;&#x65B9;&#x4FBF;&#x6545;&#x969C;&#x6392;&#x67E5;&#x3002;</p>
<figure id="fig9.5.1"><a href="../images/kubernetes-client-go-sample-update.jpg" data-lightbox="f69d739f-312d-45a4-aa73-b46b55546157" data-title="&#x4F7F;&#x7528;kubernetes dashboard&#x8FDB;&#x884C;&#x6545;&#x969C;&#x6392;&#x67E5;"><img src="../images/kubernetes-client-go-sample-update.jpg" alt="&#x4F7F;&#x7528;kubernetes dashboard&#x8FDB;&#x884C;&#x6545;&#x969C;&#x6392;&#x67E5;"></a><figcaption>&#x56FE; 9.5.1&#xFF1A;&#x4F7F;&#x7528;kubernetes dashboard&#x8FDB;&#x884C;&#x6545;&#x969C;&#x6392;&#x67E5;</figcaption></figure>
<p>&#x8FD9;&#x4E5F;&#x662F;dashboard&#x6700;&#x5927;&#x7684;&#x4F18;&#x52BF;&#xFF0C;&#x7B80;&#x5355;&#x3001;&#x76F4;&#x63A5;&#x3001;&#x9AD8;&#x6548;&#x3002;</p>
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