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1. Kubernetes与云原生应用概览
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2. 概念原理
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2.1 设计理念
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2.2 Objects
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2.2.1 Pod
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2.2.1.1 Pod解析
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2.2.1.2 Init容器
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2.2.1.3 Pod安全策略
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2.2.1.4 Pod的生命周期
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2.2.2 Node
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2.2.3 Namespace
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2.2.4 Service
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2.2.5 Volume和Persistent Volume
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2.2.6 Deployment
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2.2.7 Secret
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2.2.8 StatefulSet
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2.2.9 DaemonSet
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2.2.10 ServiceAccount
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2.2.11 ReplicationController和ReplicaSet
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2.2.12 Job
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2.2.13 CronJob
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2.2.14 Ingress
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2.2.15 ConfigMap
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2.2.15.1 ConfigMap的热更新
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2.2.16 Horizontal Pod Autoscaling
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2.2.17 Label
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2.2.18 垃圾收集
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2.2.19 NetworkPolicy
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2.2.20 Annotation
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3. 用户指南
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3.1 资源对象配置
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3.1.1 配置Pod的liveness和readiness探针
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3.1.2 配置Pod的Service Account
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3.1.3 Secret配置
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3.2.3 管理namespace中的资源配额
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3.2 命令使用
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3.2.1 docker用户过度到kubectl命令行指南
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3.2.2 kubectl命令概览
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3.2.3 kubectl命令技巧大全
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3.3 集群安全性管理
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3.3.1 管理集群中的TLS
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3.3.2 kubelet的认证授权
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3.3.3 TLS bootstrap
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3.3.4 创建用户认证授权的kubeconfig文件
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3.3.5 RBAC——基于角色的访问控制
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2017-09-07 14:13:59 +08:00
<a href="../guide/ip-masq-agent.html">
3.3.6 IP伪装代理
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3.4 访问 Kubernetes 集群
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<a href="../guide/access-cluster.html">
3.4.1 访问集群
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<a href="../guide/authenticate-across-clusters-kubeconfig.html">
3.4.2 使用 kubeconfig 文件配置跨集群认证
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<li class="chapter " data-level="1.4.4.3" data-path="../guide/connecting-to-applications-port-forward.html">
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3.4.3 通过端口转发访问集群中的应用程序
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<li class="chapter " data-level="1.4.4.4" data-path="../guide/service-access-application-cluster.html">
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<a href="../guide/service-access-application-cluster.html">
3.4.4 使用 service 访问群集中的应用程序
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<li class="chapter " data-level="1.4.5" data-path="../guide/application-development-deployment-flow.html">
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<a href="../guide/application-development-deployment-flow.html">
3.5 在kubernetes中开发部署应用
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<a href="../guide/deploy-applications-in-kubernetes.html">
3.5.1 适用于kubernetes的应用开发部署流程
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<a href="../guide/migrating-hadoop-yarn-to-kubernetes.html">
3.5.2 迁移传统应用到kubernetes中——以Hadoop YARN为例
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2017-10-23 13:40:58 +08:00
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<a href="../guide/using-statefulset.html">
3.5.3 使用StatefulSet部署用状态应用
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<a href="./">
4. 最佳实践
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<li class="chapter " data-level="1.5.1" data-path="install-kbernetes1.6-on-centos.html">
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<a href="install-kbernetes1.6-on-centos.html">
4.1 在CentOS上部署kubernetes1.6集群
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<li class="chapter " data-level="1.5.1.1" data-path="create-tls-and-secret-key.html">
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<a href="create-tls-and-secret-key.html">
4.1.1 创建TLS证书和秘钥
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4.1.2 创建kubeconfig文件
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4.1.3 创建高可用etcd集群
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<li class="chapter " data-level="1.5.1.4" data-path="kubectl-installation.html">
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<a href="kubectl-installation.html">
4.1.4 安装kubectl命令行工具
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<li class="chapter " data-level="1.5.1.5" data-path="master-installation.html">
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<a href="master-installation.html">
4.1.5 部署master节点
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<li class="chapter " data-level="1.5.1.6" data-path="node-installation.html">
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<a href="node-installation.html">
4.1.6 部署node节点
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<li class="chapter " data-level="1.5.1.7" data-path="kubedns-addon-installation.html">
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<a href="kubedns-addon-installation.html">
4.1.7 安装kubedns插件
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4.1.8 安装dashboard插件
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4.1.9 安装heapster插件
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<li class="chapter " data-level="1.5.1.10" data-path="efk-addon-installation.html">
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4.1.10 安装EFK插件
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<li class="chapter " data-level="1.5.2" data-path="service-discovery-and-loadbalancing.html">
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<a href="service-discovery-and-loadbalancing.html">
4.2 服务发现与负载均衡
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<a href="traefik-ingress-installation.html">
4.2.1 安装Traefik ingress
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4.2.2 分布式负载测试
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</li>
<li class="chapter " data-level="1.5.2.3" data-path="network-and-cluster-perfermance-test.html">
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<a href="network-and-cluster-perfermance-test.html">
4.2.3 网络和集群性能测试
</a>
</li>
<li class="chapter " data-level="1.5.2.4" data-path="edge-node-configuration.html">
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<a href="edge-node-configuration.html">
4.2.4 边缘节点配置
</a>
2017-10-27 19:09:01 +08:00
</li>
<li class="chapter " data-level="1.5.2.5" data-path="nginx-ingress-installation.html">
<a href="nginx-ingress-installation.html">
2017-10-27 19:16:49 +08:00
4.2.5 安装Nginx ingress
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</a>
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</li>
</ul>
</li>
<li class="chapter " data-level="1.5.3" data-path="operation.html">
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<a href="operation.html">
4.3 运维管理
</a>
<ul class="articles">
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<a href="service-rolling-update.html">
4.3.1 服务滚动升级
</a>
</li>
<li class="chapter " data-level="1.5.3.2" data-path="app-log-collection.html">
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<a href="app-log-collection.html">
4.3.2 应用日志收集
</a>
</li>
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<a href="configuration-best-practice.html">
4.3.3 配置最佳实践
</a>
</li>
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<a href="monitor.html">
4.3.4 集群及应用监控
</a>
</li>
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<a href="data-persistence-problem.html">
4.3.6 数据持久化问题
</a>
2017-09-03 15:58:39 +08:00
</li>
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<li class="chapter " data-level="1.5.3.6" data-path="manage-compute-resources-container.html">
2017-09-03 15:58:39 +08:00
<a href="manage-compute-resources-container.html">
4.3.7 管理容器的计算资源
</a>
</li>
2017-11-09 10:55:38 +08:00
</ul>
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</li>
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<a href="storage.html">
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4.4 存储管理
</a>
<ul class="articles">
<li class="chapter " data-level="1.5.4.1" data-path="glusterfs.html">
<a href="glusterfs.html">
4.4.1 GlusterFS
</a>
<ul class="articles">
<li class="chapter " data-level="1.5.4.1.1" data-path="using-glusterfs-for-persistent-storage.html">
<a href="using-glusterfs-for-persistent-storage.html">
4.4.1.1 使用GlusterFS做持久化存储
</a>
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.4.1.2" data-path="storage-for-containers-using-glusterfs-with-openshift.html">
2017-11-09 10:55:38 +08:00
<a href="storage-for-containers-using-glusterfs-with-openshift.html">
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4.4.1.2 在OpenShift中使用GlusterFS做持久化存储
</a>
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</li>
</ul>
</li>
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<li class="chapter " data-level="1.5.4.2" data-path="cephfs.html">
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<a href="cephfs.html">
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4.4.2 CephFS
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</a>
<ul class="articles">
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<li class="chapter " data-level="1.5.4.2.1" data-path="using-ceph-for-persistent-storage.html">
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<a href="using-ceph-for-persistent-storage.html">
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4.4.2.1 使用Ceph做持久化存储
</a>
</li>
</ul>
</li>
</ul>
</li>
<li class="chapter " data-level="1.5.5" data-path="monitoring.html">
<a href="monitoring.html">
4.5 集群与应用监控
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</a>
<ul class="articles">
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<li class="chapter " data-level="1.5.5.1" data-path="heapster.html">
2017-08-21 17:44:43 +08:00
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<a href="heapster.html">
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2017-11-09 10:55:38 +08:00
4.5.1 Heapster
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</a>
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<ul class="articles">
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2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.5.1.1" data-path="using-heapster-to-get-object-metrics.html">
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2017-11-09 10:55:38 +08:00
<a href="using-heapster-to-get-object-metrics.html">
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4.5.1.1 使用Heapster获取集群和对象的metric数据
2017-08-21 17:44:43 +08:00
</a>
</li>
</ul>
</li>
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<li class="chapter " data-level="1.5.5.2" data-path="prometheus.html">
2017-11-09 10:55:38 +08:00
<a href="prometheus.html">
2017-11-09 10:55:38 +08:00
4.5.2 Prometheus
</a>
<ul class="articles">
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.5.2.1" data-path="using-prometheus-to-monitor-kuberentes-cluster.html">
2017-11-09 10:55:38 +08:00
<a href="using-prometheus-to-monitor-kuberentes-cluster.html">
2017-11-09 10:55:38 +08:00
4.5.2.1 使用Prometheus监控kubernetes集群
</a>
2017-08-21 17:44:43 +08:00
</li>
</ul>
</li>
</ul>
2017-10-19 15:31:08 +08:00
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.6" data-path="services-management-tool.html">
2017-10-19 15:31:08 +08:00
<a href="services-management-tool.html">
2017-11-09 10:55:38 +08:00
4.6 服务编排管理
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</a>
2017-10-20 16:22:43 +08:00
<ul class="articles">
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.6.1" data-path="helm.html">
2017-10-20 16:22:43 +08:00
<a href="helm.html">
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4.6.1 使用Helm管理kubernetes应用
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</a>
2017-10-27 11:59:37 +08:00
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.6.2" data-path="create-private-charts-repo.html">
2017-10-27 11:59:37 +08:00
<a href="create-private-charts-repo.html">
2017-11-09 10:55:38 +08:00
4.6.2 构建私有Chart仓库
2017-10-27 11:59:37 +08:00
</a>
</li>
</ul>
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.7" data-path="ci-cd.html">
2017-10-27 11:59:37 +08:00
<a href="ci-cd.html">
2017-11-09 10:55:38 +08:00
4.7 持续集成与发布
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</a>
<ul class="articles">
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.7.1" data-path="jenkins-ci-cd.html">
2017-10-27 11:59:37 +08:00
<a href="jenkins-ci-cd.html">
2017-11-09 10:55:38 +08:00
4.7.1 使用Jenkins进行持续集成与发布
2017-10-27 11:59:37 +08:00
</a>
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.7.2" data-path="drone-ci-cd.html">
2017-10-27 11:59:37 +08:00
<a href="drone-ci-cd.html">
2017-11-09 10:55:38 +08:00
4.7.2 使用Drone进行持续集成与发布
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</a>
2017-11-02 16:33:01 +08:00
</li>
</ul>
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.8" data-path="update-and-upgrade.html">
2017-11-02 16:33:01 +08:00
<a href="update-and-upgrade.html">
2017-11-09 10:55:38 +08:00
4.8 更新与升级
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</a>
<ul class="articles">
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<li class="chapter " data-level="1.5.8.1" data-path="manually-upgrade.html">
2017-11-02 16:33:01 +08:00
<a href="manually-upgrade.html">
2017-11-09 10:55:38 +08:00
4.8.1 手动升级kubernetes集群
2017-11-02 16:33:01 +08:00
</a>
</li>
2017-11-09 10:55:38 +08:00
<li class="chapter " data-level="1.5.8.2" data-path="dashboard-upgrade.html">
2017-11-02 16:33:01 +08:00
<a href="dashboard-upgrade.html">
2017-11-09 10:55:38 +08:00
4.8.2 升级dashboard
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</a>
2017-10-20 16:22:43 +08:00
</li>
</ul>
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</li>
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<li class="chapter " data-level="1.6" data-path="../usecases/">
2017-08-21 17:44:43 +08:00
<a href="../usecases/">
5. 领域应用
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<li class="chapter " data-level="1.6.1" data-path="../usecases/microservices.html">
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<a href="../usecases/microservices.html">
5.1 微服务架构
</a>
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<li class="chapter " data-level="1.6.1.1" data-path="../usecases/service-discovery-in-microservices.html">
2017-09-20 21:55:19 +08:00
<a href="../usecases/service-discovery-in-microservices.html">
5.1.1 微服务中的服务发现
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="1.6.2" data-path="../usecases/service-mesh.html">
2017-09-20 21:55:19 +08:00
<a href="../usecases/service-mesh.html">
5.2 Service Mesh 服务网格
</a>
<ul class="articles">
<li class="chapter " data-level="1.6.2.1" data-path="../usecases/istio.html">
2017-08-21 17:44:43 +08:00
<a href="../usecases/istio.html">
5.1.1 Istio
</a>
<ul class="articles">
<li class="chapter " data-level="1.6.2.1.1" data-path="../usecases/istio-installation.html">
2017-08-21 17:44:43 +08:00
<a href="../usecases/istio-installation.html">
2017-11-07 23:57:26 +08:00
5.1.1.1 安装并试用Istio service mesh
2017-08-21 17:44:43 +08:00
</a>
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<li class="chapter " data-level="1.6.2.1.2" data-path="../usecases/configuring-request-routing.html">
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<a href="../usecases/configuring-request-routing.html">
5.1.1.2 配置请求的路由规则
</a>
2017-11-07 23:57:26 +08:00
</li>
<li class="chapter " data-level="1.6.2.1.3" data-path="../usecases/install-and-expand-istio-mesh.html">
<a href="../usecases/install-and-expand-istio-mesh.html">
5.1.1.3 安装和拓展Istio service mesh
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<li class="chapter " data-level="1.6.2.1.4" data-path="../usecases/integrating-vms.html">
<a href="../usecases/integrating-vms.html">
5.1.1.4 集成虚拟机
</a>
2017-08-21 17:44:43 +08:00
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5.1.2 Linkerd
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2017-08-21 17:44:43 +08:00
<a href="../usecases/linkerd-user-guide.html">
5.1.2.1 Linkerd 使用指南
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</li>
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<a href="../usecases/big-data.html">
5.2 大数据
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<li class="chapter " data-level="1.6.3.1" data-path="../usecases/spark-standalone-on-kubernetes.html">
2017-08-21 17:44:43 +08:00
2017-08-30 14:20:52 +08:00
<a href="../usecases/spark-standalone-on-kubernetes.html">
2017-08-21 17:44:43 +08:00
2017-08-30 14:20:52 +08:00
5.2.1 Spark standalone on Kubernetes
2017-08-21 17:44:43 +08:00
</a>
2017-08-31 14:23:44 +08:00
</li>
<li class="chapter " data-level="1.6.3.2" data-path="../usecases/running-spark-with-kubernetes-native-scheduler.html">
2017-08-31 14:23:44 +08:00
2017-09-14 15:57:50 +08:00
<a href="../usecases/running-spark-with-kubernetes-native-scheduler.html">
2017-08-31 14:23:44 +08:00
5.2.2 运行支持kubernetes原生调度的Spark程序
</a>
2017-08-21 17:44:43 +08:00
</li>
</ul>
2017-08-30 16:52:33 +08:00
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2017-08-30 16:52:33 +08:00
<a href="../usecases/serverless.html">
5.3 Serverless架构
</a>
2017-10-27 19:09:01 +08:00
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<li class="chapter " data-level="1.6.5" data-path="../usecases/edge-computing.html">
<a href="../usecases/edge-computing.html">
5.4 边缘计算
</a>
2017-08-21 17:44:43 +08:00
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2017-08-21 17:44:43 +08:00
<a href="../develop/">
6. 开发指南
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2017-08-21 17:44:43 +08:00
<a href="../develop/developing-environment.html">
6.1 开发环境搭建
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<li class="chapter " data-level="1.7.2" data-path="../develop/testing.html">
2017-08-21 17:44:43 +08:00
<a href="../develop/testing.html">
6.2 单元测试和集成测试
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<li class="chapter " data-level="1.7.3" data-path="../develop/client-go-sample.html">
2017-08-21 17:44:43 +08:00
<a href="../develop/client-go-sample.html">
6.3 client-go示例
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2017-08-21 17:44:43 +08:00
<a href="../develop/contribute.html">
6.4 社区贡献
</a>
2017-10-23 19:09:41 +08:00
</li>
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<a href="../develop/minikube.html">
6.5 Minikube
</a>
2017-08-21 17:44:43 +08:00
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7. 附录
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2017-08-21 17:44:43 +08:00
<a href="../appendix/docker-best-practice.html">
7.1 Docker最佳实践
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<li class="chapter " data-level="1.8.2" data-path="../appendix/issues.html">
2017-08-21 17:44:43 +08:00
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7.2 问题记录
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2017-08-21 17:44:43 +08:00
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7.3 使用技巧
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<a href="../appendix/debug-kubernetes-services.html">
2017-10-27 11:59:37 +08:00
7.4 kubernetes中的应用故障排查
</a>
2017-10-18 14:16:55 +08:00
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2017-10-18 14:16:55 +08:00
<a href="../appendix/material-share.html">
2017-10-18 16:53:12 +08:00
7.5 Kubernetes相关资讯和情报链接
2017-10-18 14:16:55 +08:00
</a>
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<h1 id="&#x670D;&#x52A1;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;">&#x670D;&#x52A1;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;</h1>
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<p>&#x5982;&#x679C;&#x4F60;&#x4F7F;&#x7528;<strong>ReplicationController</strong>&#x521B;&#x5EFA;&#x7684;pod&#x53EF;&#x4EE5;&#x4F7F;&#x7528;<code>kubectl rollingupdate</code>&#x547D;&#x4EE4;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#xFF0C;&#x5982;&#x679C;&#x4F7F;&#x7528;&#x7684;&#x662F;<strong>Deployment</strong>&#x521B;&#x5EFA;&#x7684;Pod&#x53EF;&#x4EE5;&#x76F4;&#x63A5;&#x4FEE;&#x6539;yaml&#x6587;&#x4EF6;&#x540E;&#x6267;&#x884C;<code>kubectl apply</code>&#x5373;&#x53EF;&#x3002;</p>
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<p>&#x4F7F;&#x7528;ReplicationController&#x65F6;&#x7684;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#x8BF7;&#x53C2;&#x8003;&#x5B98;&#x7F51;&#x8BF4;&#x660E;&#xFF1A;<a href="https://kubernetes.io/docs/tasks/run-application/rolling-update-replication-controller/" target="_blank">https://kubernetes.io/docs/tasks/run-application/rolling-update-replication-controller/</a></p>
<h2 id="replicationcontroller&#x4E0E;deployment&#x7684;&#x5173;&#x7CFB;">ReplicationController&#x4E0E;Deployment&#x7684;&#x5173;&#x7CFB;</h2>
<p>ReplicationController&#x548C;Deployment&#x7684;RollingUpdate&#x547D;&#x4EE4;&#x6709;&#x4E9B;&#x4E0D;&#x540C;&#xFF0C;&#x4F46;&#x662F;&#x5B9E;&#x73B0;&#x7684;&#x673A;&#x5236;&#x662F;&#x4E00;&#x6837;&#x7684;&#xFF0C;&#x5173;&#x4E8E;&#x8FD9;&#x4E24;&#x4E2A;kind&#x7684;&#x5173;&#x7CFB;&#x6211;&#x5F15;&#x7528;&#x4E86;<a href="https://segmentfault.com/a/1190000008232770" target="_blank">ReplicationController&#x4E0E;Deployment&#x7684;&#x533A;&#x522B;</a>&#x4E2D;&#x7684;&#x90E8;&#x5206;&#x5185;&#x5BB9;&#x5982;&#x4E0B;&#xFF0C;&#x8BE6;&#x7EC6;&#x533A;&#x522B;&#x8BF7;&#x67E5;&#x770B;&#x539F;&#x6587;&#x3002;</p>
<h3 id="replicationcontroller">ReplicationController</h3>
<p>Replication Controller&#x4E3A;Kubernetes&#x7684;&#x4E00;&#x4E2A;&#x6838;&#x5FC3;&#x5185;&#x5BB9;&#xFF0C;&#x5E94;&#x7528;&#x6258;&#x7BA1;&#x5230;Kubernetes&#x4E4B;&#x540E;&#xFF0C;&#x9700;&#x8981;&#x4FDD;&#x8BC1;&#x5E94;&#x7528;&#x80FD;&#x591F;&#x6301;&#x7EED;&#x7684;&#x8FD0;&#x884C;&#xFF0C;Replication Controller&#x5C31;&#x662F;&#x8FD9;&#x4E2A;&#x4FDD;&#x8BC1;&#x7684;key&#xFF0C;&#x4E3B;&#x8981;&#x7684;&#x529F;&#x80FD;&#x5982;&#x4E0B;&#xFF1A;</p>
<ul>
<li>&#x786E;&#x4FDD;pod&#x6570;&#x91CF;&#xFF1A;&#x5B83;&#x4F1A;&#x786E;&#x4FDD;Kubernetes&#x4E2D;&#x6709;&#x6307;&#x5B9A;&#x6570;&#x91CF;&#x7684;Pod&#x5728;&#x8FD0;&#x884C;&#x3002;&#x5982;&#x679C;&#x5C11;&#x4E8E;&#x6307;&#x5B9A;&#x6570;&#x91CF;&#x7684;pod&#xFF0C;Replication Controller&#x4F1A;&#x521B;&#x5EFA;&#x65B0;&#x7684;&#xFF0C;&#x53CD;&#x4E4B;&#x5219;&#x4F1A;&#x5220;&#x9664;&#x6389;&#x591A;&#x4F59;&#x7684;&#x4EE5;&#x4FDD;&#x8BC1;Pod&#x6570;&#x91CF;&#x4E0D;&#x53D8;&#x3002;</li>
<li>&#x786E;&#x4FDD;pod&#x5065;&#x5EB7;&#xFF1A;&#x5F53;pod&#x4E0D;&#x5065;&#x5EB7;&#xFF0C;&#x8FD0;&#x884C;&#x51FA;&#x9519;&#x6216;&#x8005;&#x65E0;&#x6CD5;&#x63D0;&#x4F9B;&#x670D;&#x52A1;&#x65F6;&#xFF0C;Replication Controller&#x4E5F;&#x4F1A;&#x6740;&#x6B7B;&#x4E0D;&#x5065;&#x5EB7;&#x7684;pod&#xFF0C;&#x91CD;&#x65B0;&#x521B;&#x5EFA;&#x65B0;&#x7684;&#x3002;</li>
<li>&#x5F39;&#x6027;&#x4F38;&#x7F29; &#xFF1A;&#x5728;&#x4E1A;&#x52A1;&#x9AD8;&#x5CF0;&#x6216;&#x8005;&#x4F4E;&#x5CF0;&#x671F;&#x7684;&#x65F6;&#x5019;&#xFF0C;&#x53EF;&#x4EE5;&#x901A;&#x8FC7;Replication Controller&#x52A8;&#x6001;&#x7684;&#x8C03;&#x6574;pod&#x7684;&#x6570;&#x91CF;&#x6765;&#x63D0;&#x9AD8;&#x8D44;&#x6E90;&#x7684;&#x5229;&#x7528;&#x7387;&#x3002;&#x540C;&#x65F6;&#xFF0C;&#x914D;&#x7F6E;&#x76F8;&#x5E94;&#x7684;&#x76D1;&#x63A7;&#x529F;&#x80FD;&#xFF08;Hroizontal Pod Autoscaler&#xFF09;&#xFF0C;&#x4F1A;&#x5B9A;&#x65F6;&#x81EA;&#x52A8;&#x4ECE;&#x76D1;&#x63A7;&#x5E73;&#x53F0;&#x83B7;&#x53D6;Replication Controller&#x5173;&#x8054;pod&#x7684;&#x6574;&#x4F53;&#x8D44;&#x6E90;&#x4F7F;&#x7528;&#x60C5;&#x51B5;&#xFF0C;&#x505A;&#x5230;&#x81EA;&#x52A8;&#x4F38;&#x7F29;&#x3002;</li>
<li>&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#xFF1A;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#x4E3A;&#x4E00;&#x79CD;&#x5E73;&#x6ED1;&#x7684;&#x5347;&#x7EA7;&#x65B9;&#x5F0F;&#xFF0C;&#x901A;&#x8FC7;&#x9010;&#x6B65;&#x66FF;&#x6362;&#x7684;&#x7B56;&#x7565;&#xFF0C;&#x4FDD;&#x8BC1;&#x6574;&#x4F53;&#x7CFB;&#x7EDF;&#x7684;&#x7A33;&#x5B9A;&#xFF0C;&#x5728;&#x521D;&#x59CB;&#x5316;&#x5347;&#x7EA7;&#x7684;&#x65F6;&#x5019;&#x5C31;&#x53EF;&#x4EE5;&#x53CA;&#x65F6;&#x53D1;&#x73B0;&#x548C;&#x89E3;&#x51B3;&#x95EE;&#x9898;&#xFF0C;&#x907F;&#x514D;&#x95EE;&#x9898;&#x4E0D;&#x65AD;&#x6269;&#x5927;&#x3002;</li>
</ul>
<h3 id="deployment">Deployment</h3>
<p>Deployment&#x540C;&#x6837;&#x4E3A;Kubernetes&#x7684;&#x4E00;&#x4E2A;&#x6838;&#x5FC3;&#x5185;&#x5BB9;&#xFF0C;&#x4E3B;&#x8981;&#x804C;&#x8D23;&#x540C;&#x6837;&#x662F;&#x4E3A;&#x4E86;&#x4FDD;&#x8BC1;pod&#x7684;&#x6570;&#x91CF;&#x548C;&#x5065;&#x5EB7;&#xFF0C;90%&#x7684;&#x529F;&#x80FD;&#x4E0E;Replication Controller&#x5B8C;&#x5168;&#x4E00;&#x6837;&#xFF0C;&#x53EF;&#x4EE5;&#x770B;&#x505A;&#x65B0;&#x4E00;&#x4EE3;&#x7684;Replication Controller&#x3002;&#x4F46;&#x662F;&#xFF0C;&#x5B83;&#x53C8;&#x5177;&#x5907;&#x4E86;Replication Controller&#x4E4B;&#x5916;&#x7684;&#x65B0;&#x7279;&#x6027;&#xFF1A;</p>
<ul>
<li>Replication Controller&#x5168;&#x90E8;&#x529F;&#x80FD;&#xFF1A;Deployment&#x7EE7;&#x627F;&#x4E86;&#x4E0A;&#x9762;&#x63CF;&#x8FF0;&#x7684;Replication Controller&#x5168;&#x90E8;&#x529F;&#x80FD;&#x3002;</li>
<li>&#x4E8B;&#x4EF6;&#x548C;&#x72B6;&#x6001;&#x67E5;&#x770B;&#xFF1A;&#x53EF;&#x4EE5;&#x67E5;&#x770B;Deployment&#x7684;&#x5347;&#x7EA7;&#x8BE6;&#x7EC6;&#x8FDB;&#x5EA6;&#x548C;&#x72B6;&#x6001;&#x3002;</li>
<li>&#x56DE;&#x6EDA;&#xFF1A;&#x5F53;&#x5347;&#x7EA7;pod&#x955C;&#x50CF;&#x6216;&#x8005;&#x76F8;&#x5173;&#x53C2;&#x6570;&#x7684;&#x65F6;&#x5019;&#x53D1;&#x73B0;&#x95EE;&#x9898;&#xFF0C;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;&#x56DE;&#x6EDA;&#x64CD;&#x4F5C;&#x56DE;&#x6EDA;&#x5230;&#x4E0A;&#x4E00;&#x4E2A;&#x7A33;&#x5B9A;&#x7684;&#x7248;&#x672C;&#x6216;&#x8005;&#x6307;&#x5B9A;&#x7684;&#x7248;&#x672C;&#x3002;</li>
<li>&#x7248;&#x672C;&#x8BB0;&#x5F55;: &#x6BCF;&#x4E00;&#x6B21;&#x5BF9;Deployment&#x7684;&#x64CD;&#x4F5C;&#xFF0C;&#x90FD;&#x80FD;&#x4FDD;&#x5B58;&#x4E0B;&#x6765;&#xFF0C;&#x7ED9;&#x4E88;&#x540E;&#x7EED;&#x53EF;&#x80FD;&#x7684;&#x56DE;&#x6EDA;&#x4F7F;&#x7528;&#x3002;</li>
<li>&#x6682;&#x505C;&#x548C;&#x542F;&#x52A8;&#xFF1A;&#x5BF9;&#x4E8E;&#x6BCF;&#x4E00;&#x6B21;&#x5347;&#x7EA7;&#xFF0C;&#x90FD;&#x80FD;&#x591F;&#x968F;&#x65F6;&#x6682;&#x505C;&#x548C;&#x542F;&#x52A8;&#x3002;</li>
<li>&#x591A;&#x79CD;&#x5347;&#x7EA7;&#x65B9;&#x6848;&#xFF1A;Recreate&#xFF1A;&#x5220;&#x9664;&#x6240;&#x6709;&#x5DF2;&#x5B58;&#x5728;&#x7684;pod,&#x91CD;&#x65B0;&#x521B;&#x5EFA;&#x65B0;&#x7684;; RollingUpdate&#xFF1A;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#xFF0C;&#x9010;&#x6B65;&#x66FF;&#x6362;&#x7684;&#x7B56;&#x7565;&#xFF0C;&#x540C;&#x65F6;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#x65F6;&#xFF0C;&#x652F;&#x6301;&#x66F4;&#x591A;&#x7684;&#x9644;&#x52A0;&#x53C2;&#x6570;&#xFF0C;&#x4F8B;&#x5982;&#x8BBE;&#x7F6E;&#x6700;&#x5927;&#x4E0D;&#x53EF;&#x7528;pod&#x6570;&#x91CF;&#xFF0C;&#x6700;&#x5C0F;&#x5347;&#x7EA7;&#x95F4;&#x9694;&#x65F6;&#x95F4;&#x7B49;&#x7B49;&#x3002;</li>
</ul>
<h2 id="&#x521B;&#x5EFA;&#x6D4B;&#x8BD5;&#x955C;&#x50CF;">&#x521B;&#x5EFA;&#x6D4B;&#x8BD5;&#x955C;&#x50CF;</h2>
<p>&#x6211;&#x4EEC;&#x6765;&#x521B;&#x5EFA;&#x4E00;&#x4E2A;&#x7279;&#x522B;&#x7B80;&#x5355;&#x7684;web&#x670D;&#x52A1;&#xFF0C;&#x5F53;&#x4F60;&#x8BBF;&#x95EE;&#x7F51;&#x9875;&#x65F6;&#xFF0C;&#x5C06;&#x8F93;&#x51FA;&#x4E00;&#x53E5;&#x7248;&#x672C;&#x4FE1;&#x606F;&#x3002;&#x901A;&#x8FC7;&#x533A;&#x5206;&#x8FD9;&#x53E5;&#x7248;&#x672C;&#x4FE1;&#x606F;&#x8F93;&#x51FA;&#x6211;&#x4EEC;&#x5C31;&#x53EF;&#x4EE5;&#x65AD;&#x5B9A;&#x5347;&#x7EA7;&#x662F;&#x5426;&#x5B8C;&#x6210;&#x3002;</p>
2017-10-11 23:45:37 +08:00
<p>&#x6240;&#x6709;&#x914D;&#x7F6E;&#x548C;&#x4EE3;&#x7801;&#x89C1;<a href="https://github.com/rootsongjc/kubernetes-handbook/blob/master/manifests/test/rolling-update-test" target="_blank">../manifests/test/rolling-update-test</a>&#x76EE;&#x5F55;&#x3002;</p>
2017-08-21 17:44:43 +08:00
<p><strong>Web&#x670D;&#x52A1;&#x7684;&#x4EE3;&#x7801;main.go</strong></p>
<pre><code class="lang-Go"><span class="hljs-keyword">package</span> main
<span class="hljs-keyword">import</span> (
<span class="hljs-string">&quot;fmt&quot;</span>
<span class="hljs-string">&quot;log&quot;</span>
<span class="hljs-string">&quot;net/http&quot;</span>
)
<span class="hljs-keyword">func</span> sayhello(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, <span class="hljs-string">&quot;This is version 1.&quot;</span>) <span class="hljs-comment">//&#x8FD9;&#x4E2A;&#x5199;&#x5165;&#x5230;w&#x7684;&#x662F;&#x8F93;&#x51FA;&#x5230;&#x5BA2;&#x6237;&#x7AEF;&#x7684;</span>
}
<span class="hljs-keyword">func</span> main() {
http.HandleFunc(<span class="hljs-string">&quot;/&quot;</span>, sayhello) <span class="hljs-comment">//&#x8BBE;&#x7F6E;&#x8BBF;&#x95EE;&#x7684;&#x8DEF;&#x7531;</span>
log.Println(<span class="hljs-string">&quot;This is version 1.&quot;</span>)
err := http.ListenAndServe(<span class="hljs-string">&quot;:9090&quot;</span>, <span class="hljs-literal">nil</span>) <span class="hljs-comment">//&#x8BBE;&#x7F6E;&#x76D1;&#x542C;&#x7684;&#x7AEF;&#x53E3;</span>
<span class="hljs-keyword">if</span> err != <span class="hljs-literal">nil</span> {
log.Fatal(<span class="hljs-string">&quot;ListenAndServe: &quot;</span>, err)
}
}
</code></pre>
<p><strong>&#x521B;&#x5EFA;Dockerfile</strong></p>
<pre><code class="lang-Dockerfile"><span class="hljs-keyword">FROM</span> alpine:<span class="hljs-number">3.5</span>
<span class="hljs-keyword">MAINTAINER</span> Jimmy Song&lt;rootsongjc@gmail.com&gt;
<span class="hljs-keyword">ADD</span> <span class="bash">hellov2 /
</span><span class="hljs-keyword">ENTRYPOINT</span> <span class="bash">[<span class="hljs-string">&quot;/hellov2&quot;</span>]
</span></code></pre>
<p>&#x6CE8;&#x610F;&#x4FEE;&#x6539;&#x6DFB;&#x52A0;&#x7684;&#x6587;&#x4EF6;&#x7684;&#x540D;&#x79F0;&#x3002;</p>
<p><strong>&#x521B;&#x5EFA;Makefile</strong></p>
<p>&#x4FEE;&#x6539;&#x955C;&#x50CF;&#x4ED3;&#x5E93;&#x7684;&#x5730;&#x5740;&#x4E3A;&#x4F60;&#x81EA;&#x5DF1;&#x7684;&#x79C1;&#x6709;&#x955C;&#x50CF;&#x4ED3;&#x5E93;&#x5730;&#x5740;&#x3002;</p>
<p>&#x4FEE;&#x6539;<code>Makefile</code>&#x4E2D;&#x7684;<code>TAG</code>&#x4E3A;&#x65B0;&#x7684;&#x7248;&#x672C;&#x53F7;&#x3002;</p>
<pre><code class="lang-cmake">all: build push clean
.PHONY: build push clean
TAG = v1
<span class="hljs-comment"># Build for linux amd64</span>
build:
GOOS=linux GOARCH=amd64 go build -o hello<span class="hljs-variable">${TAG}</span> main.go
docker build -t sz-pg-oam-docker-hub-<span class="hljs-number">001</span>.tendcloud.com/library/hello:<span class="hljs-variable">${TAG}</span> .
<span class="hljs-comment"># Push to tenxcloud</span>
push:
docker push sz-pg-oam-docker-hub-<span class="hljs-number">001</span>.tendcloud.com/library/hello:<span class="hljs-variable">${TAG}</span>
<span class="hljs-comment"># Clean </span>
clean:
rm -f hello<span class="hljs-variable">${TAG}</span>
</code></pre>
<p><strong>&#x7F16;&#x8BD1;</strong></p>
<pre><code class="lang-Shell">make all
</code></pre>
<p>&#x5206;&#x522B;&#x4FEE;&#x6539;main.go&#x4E2D;&#x7684;&#x8F93;&#x51FA;&#x8BED;&#x53E5;&#x3001;Dockerfile&#x4E2D;&#x7684;&#x6587;&#x4EF6;&#x540D;&#x79F0;&#x548C;Makefile&#x4E2D;&#x7684;TAG&#xFF0C;&#x521B;&#x5EFA;&#x4E24;&#x4E2A;&#x7248;&#x672C;&#x7684;&#x955C;&#x50CF;&#x3002;</p>
<h2 id="&#x6D4B;&#x8BD5;">&#x6D4B;&#x8BD5;</h2>
<p>&#x6211;&#x4EEC;&#x4F7F;&#x7528;Deployment&#x90E8;&#x7F72;&#x670D;&#x52A1;&#x6765;&#x6D4B;&#x8BD5;&#x3002;</p>
<p>&#x914D;&#x7F6E;&#x6587;&#x4EF6;<code>rolling-update-test.yaml</code>&#xFF1A;</p>
<pre><code class="lang-Yaml"><span class="hljs-attr">apiVersion:</span> extensions/v1beta1
<span class="hljs-attr">kind:</span> Deployment
<span class="hljs-attr">metadata:</span>
<span class="hljs-attr"> name:</span> rolling-update-test
<span class="hljs-attr">spec:</span>
<span class="hljs-attr"> replicas:</span> <span class="hljs-number">3</span>
<span class="hljs-attr"> template:</span>
<span class="hljs-attr"> metadata:</span>
<span class="hljs-attr"> labels:</span>
<span class="hljs-attr"> app:</span> rolling-update-test
<span class="hljs-attr"> spec:</span>
<span class="hljs-attr"> containers:</span>
<span class="hljs-attr"> - name:</span> rolling-update-test
<span class="hljs-attr"> image:</span> sz-pg-oam-docker-hub<span class="hljs-bullet">-001.</span>tendcloud.com/library/hello:v1
<span class="hljs-attr"> ports:</span>
<span class="hljs-attr"> - containerPort:</span> <span class="hljs-number">9090</span>
<span class="hljs-meta">---</span>
<span class="hljs-attr">apiVersion:</span> v1
<span class="hljs-attr">kind:</span> Service
<span class="hljs-attr">metadata:</span>
<span class="hljs-attr"> name:</span> rolling-update-test
<span class="hljs-attr"> labels:</span>
<span class="hljs-attr"> app:</span> rolling-update-test
<span class="hljs-attr">spec:</span>
<span class="hljs-attr"> ports:</span>
<span class="hljs-attr"> - port:</span> <span class="hljs-number">9090</span>
<span class="hljs-attr"> protocol:</span> TCP
<span class="hljs-attr"> name:</span> http
<span class="hljs-attr"> selector:</span>
<span class="hljs-attr"> app:</span> rolling-update-test
</code></pre>
<p><strong>&#x90E8;&#x7F72;service</strong></p>
<pre><code class="lang-shell">kubectl create -f rolling-update-test.yaml
</code></pre>
<p><strong>&#x4FEE;&#x6539;traefik ingress&#x914D;&#x7F6E;</strong></p>
<p>&#x5728;<code>ingress.yaml</code>&#x6587;&#x4EF6;&#x4E2D;&#x589E;&#x52A0;&#x65B0;service&#x7684;&#x914D;&#x7F6E;&#x3002;</p>
<pre><code class="lang-Yaml"><span class="hljs-attr"> - host:</span> rolling-update-test.traefik.io
<span class="hljs-attr"> http:</span>
<span class="hljs-attr"> paths:</span>
<span class="hljs-attr"> - path:</span> /
<span class="hljs-attr"> backend:</span>
<span class="hljs-attr"> serviceName:</span> rolling-update-test
<span class="hljs-attr"> servicePort:</span> <span class="hljs-number">9090</span>
</code></pre>
<p>&#x4FEE;&#x6539;&#x672C;&#x5730;&#x7684;host&#x914D;&#x7F6E;&#xFF0C;&#x589E;&#x52A0;&#x4E00;&#x6761;&#x914D;&#x7F6E;&#xFF1A;</p>
<pre><code>172.20.0.119 rolling-update-test.traefik.io
</code></pre><p>&#x6CE8;&#x610F;&#xFF1A;172.20.0.119&#x662F;&#x6211;&#x4EEC;&#x4E4B;&#x524D;&#x4F7F;&#x7528;keepalived&#x521B;&#x5EFA;&#x7684;VIP&#x3002;</p>
<p>&#x6253;&#x5F00;&#x6D4F;&#x89C8;&#x5668;&#x8BBF;&#x95EE;<a href="http://rolling-update-test.traefik.io&#x5C06;&#x4F1A;&#x770B;&#x5230;&#x4EE5;&#x4E0B;&#x8F93;&#x51FA;&#xFF1A;" target="_blank">http://rolling-update-test.traefik.io&#x5C06;&#x4F1A;&#x770B;&#x5230;&#x4EE5;&#x4E0B;&#x8F93;&#x51FA;&#xFF1A;</a></p>
<pre><code>This is version 1.
</code></pre><p><strong>&#x6EDA;&#x52A8;&#x5347;&#x7EA7;</strong></p>
<p>&#x53EA;&#x9700;&#x8981;&#x5C06;<code>rolling-update-test.yaml</code>&#x6587;&#x4EF6;&#x4E2D;&#x7684;<code>image</code>&#x6539;&#x6210;&#x65B0;&#x7248;&#x672C;&#x7684;&#x955C;&#x50CF;&#x540D;&#xFF0C;&#x7136;&#x540E;&#x6267;&#x884C;&#xFF1A;</p>
<pre><code class="lang-shell">kubectl apply -f rolling-update-test.yaml
</code></pre>
<p>&#x4E5F;&#x53EF;&#x4EE5;&#x53C2;&#x8003;<a href="https://kubernetes.io/docs/concepts/workloads/controllers/deployment/" target="_blank">Kubernetes Deployment Concept</a>&#x4E2D;&#x7684;&#x65B9;&#x6CD5;&#xFF0C;&#x76F4;&#x63A5;&#x8BBE;&#x7F6E;&#x65B0;&#x7684;&#x955C;&#x50CF;&#x3002;</p>
<pre><code>kubectl set image deployment/rolling-update-test rolling-update-test=sz-pg-oam-docker-hub-001.tendcloud.com/library/hello:v2
</code></pre><p>&#x6216;&#x8005;&#x4F7F;&#x7528;<code>kubectl edit deployment/rolling-update-test</code>&#x4FEE;&#x6539;&#x955C;&#x50CF;&#x540D;&#x79F0;&#x540E;&#x4FDD;&#x5B58;&#x3002;</p>
<p>&#x4F7F;&#x7528;&#x4EE5;&#x4E0B;&#x547D;&#x4EE4;&#x67E5;&#x770B;&#x5347;&#x7EA7;&#x8FDB;&#x5EA6;&#xFF1A;</p>
<pre><code>kubectl rollout status deployment/rolling-update-test
</code></pre><p>&#x5347;&#x7EA7;&#x5B8C;&#x6210;&#x540E;&#x5728;&#x6D4F;&#x89C8;&#x5668;&#x4E2D;&#x5237;&#x65B0;<a href="http://rolling-update-test.traefik.io&#x5C06;&#x4F1A;&#x770B;&#x5230;&#x4EE5;&#x4E0B;&#x8F93;&#x51FA;&#xFF1A;" target="_blank">http://rolling-update-test.traefik.io&#x5C06;&#x4F1A;&#x770B;&#x5230;&#x4EE5;&#x4E0B;&#x8F93;&#x51FA;&#xFF1A;</a></p>
<pre><code>This is version 2.
</code></pre><p>&#x8BF4;&#x660E;&#x6EDA;&#x52A8;&#x5347;&#x7EA7;&#x6210;&#x529F;&#x3002;</p>
<h2 id="&#x4F7F;&#x7528;replicationcontroller&#x521B;&#x5EFA;&#x7684;pod&#x5982;&#x4F55;rollingupdate">&#x4F7F;&#x7528;ReplicationController&#x521B;&#x5EFA;&#x7684;Pod&#x5982;&#x4F55;RollingUpdate</h2>
<p>&#x4EE5;&#x4E0A;&#x8BB2;&#x89E3;&#x4F7F;&#x7528;<strong>Deployment</strong>&#x521B;&#x5EFA;&#x7684;Pod&#x7684;RollingUpdate&#x65B9;&#x5F0F;&#xFF0C;&#x90A3;&#x4E48;&#x5982;&#x679C;&#x4F7F;&#x7528;&#x4F20;&#x7EDF;&#x7684;<strong>ReplicationController</strong>&#x521B;&#x5EFA;&#x7684;Pod&#x5982;&#x4F55;Update&#x5462;&#xFF1F;</p>
<p>&#x4E3E;&#x4E2A;&#x4F8B;&#x5B50;&#xFF1A;</p>
<pre><code class="lang-bash">$ kubectl -n spark-cluster rolling-update zeppelin-controller --image sz-pg-oam-docker-hub-001.tendcloud.com/library/zeppelin:0.7.1
Created zeppelin-controller-99be89dbbe5<span class="hljs-built_in">cd</span>5b8d6feab8f57a04a8b
Scaling up zeppelin-controller-99be89dbbe5<span class="hljs-built_in">cd</span>5b8d6feab8f57a04a8b from 0 to 1, scaling down zeppelin-controller from 1 to 0 (keep 1 pods available, don<span class="hljs-string">&apos;t exceed 2 pods)
Scaling zeppelin-controller-99be89dbbe5cd5b8d6feab8f57a04a8b up to 1
Scaling zeppelin-controller down to 0
Update succeeded. Deleting old controller: zeppelin-controller
Renaming zeppelin-controller-99be89dbbe5cd5b8d6feab8f57a04a8b to zeppelin-controller
replicationcontroller &quot;zeppelin-controller&quot; rolling updated
</span></code></pre>
<p>&#x53EA;&#x9700;&#x8981;&#x6307;&#x5B9A;&#x65B0;&#x7684;&#x955C;&#x50CF;&#x5373;&#x53EF;&#xFF0C;&#x5F53;&#x7136;&#x4F60;&#x53EF;&#x4EE5;&#x914D;&#x7F6E;RollingUpdate&#x7684;&#x7B56;&#x7565;&#x3002;</p>
<h2 id="&#x53C2;&#x8003;">&#x53C2;&#x8003;</h2>
<p><a href="http://dockone.io/article/328" target="_blank">Rolling update&#x673A;&#x5236;&#x89E3;&#x6790;</a></p>
<p><a href="https://kubernetes.io/docs/tasks/run-application/run-stateless-application-deployment/" target="_blank">Running a Stateless Application Using a Deployment</a></p>
<p><a href="https://github.com/kubernetes/community/blob/master/contributors/design-proposals/simple-rolling-update.md" target="_blank">Simple Rolling Update</a></p>
2017-10-09 15:28:05 +08:00
<p><a href="https://segmentfault.com/a/1190000008232770" target="_blank">&#x4F7F;&#x7528;kubernetes&#x7684;deployment&#x8FDB;&#x884C;RollingUpdate</a> </p>
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