Kubernetes 1.11.3 发布，容器编排工具

Kubernetes 1.11.3 发布了， 更新内容如下 ——

Action Required

• action required: the API server and client-go libraries have been fixed to support additional non-alpha-numeric characters in UserInfo "extra" data keys. Both should be updated in order to properly support extra data containing "/" characters or other characters disallowed in HTTP headers. ( #65799 ,  @dekkagaijin )

其他值得关注的变更

• Orphan DaemonSet when deleting with --cascade option set ( #68007 ,  @soltysh )

• Bump event-exporter to 0.2.2 to pick up security fixes. ( #66157 ,  @loburm )

• PVC may not be synced to controller local cache in time if PV is bound by external PV binder (e.g. kube-scheduler), double check if PVC is not found to prevent reclaiming PV wrongly. ( #67062 ,  @cofyc )

• kube-apiserver: fixes error creating system priority classes when starting multiple apiservers simultaneously ( #67372 ,  @tanshanshan )

• Add NoSchedule/NoExecute tolerations to ip-masq-agent, ensuring it to be scheduled in all nodes except master. ( #66260 ,  @tanshanshan )

• Prevent resourceVersion updates for custom resources on no-op writes. ( #67562 ,  @nikhita )

• fix cluster-info dump error ( #66652 ,  @charrywanganthony )

• attachdetach controller attaches volumes immediately when Pod's PVCs are bound ( #66863 ,  @cofyc )

• kube-apiserver now includes all registered API groups in discovery, including registered extension API group/versions for unavailable extension API servers. ( #66932 ,  @nilebox )

• fixes an issue with multi-line annotations injected via downward API files getting scrambled ( #65992 ,  @liggitt )

• Revert #63905 : Setup dns servers and search domains for Windows Pods. DNS for Windows containers will be set by CNI plugins. ( #66587 ,  @feiskyer )

• Fix an issue that pods using hostNetwork keep increasing. ( #67456 ,  @Huang-Wei )

• Bump Heapster to v1.6.0-beta.1 ( #67074 ,  @kawych )

• fix azure disk create failure due to sdk upgrade ( #67236 ,  @andyzhangx )

• Fix creation of custom resources when the CRD contains non-conventional pluralization and subresources ( #66249 ,  @deads2k )

• Allows extension API server to dynamically discover the requestheader CA certificate when the core API server doesn't use certificate based authentication for it's clients ( #66394 ,  @rtripat )

下载地址 https://github.com/kubernetes/kubernetes/releases/tag/v1.11.3

此外， Kubernetes v1.11.4-beta.0 也已发布。

Kubernetes (通常称为 K8s) 是来自 Google 云平台的开源容器集群管理系统，用于自动部署、扩展和管理容器化（containerized）应用程序。该系统基于 Docker 构建一个容器的调度服务。