新闻 Kubernetes v1.3.0-alpha.2 发布，开源容器集群管理系统 下载

Kubernetes v1.3.0-alpha.2 发布了，Kubernetes 是来自 Google 云平台的开源容器集群管理系统。基于 Docker 构建一个容器的调度服务。该系统可以自动在一个容器集群中选择一个工作容器供使用。其核心概念是 Container Pod。详细的设计思路请参考这里。

改进记录：

• 
  Make kube2sky and skydns docker images cross-platform (#19376, @luxas)
  
  
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  Allowing type object in kubectl swagger validation (#24054, @nikhiljindal)
  
  
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  Trusty: Do not create the docker-daemon cgroup (#23996, @andyzheng0831)
  
  
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  Make ConfigMap volume readable as non-root (#23793, @pmorie)
  
  
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  only include running and pending pods in daemonset should place calculation (#23929, @mikedanese)
  
  
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  Upgrade to golang 1.6 (#22149, @luxas)
  
  
• 
  Cross-build hyperkube and debian-iptables for ARM. Also add a flannel image (#21617, @luxas)
  
  
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  Add a timeout to the sshDialer to prevent indefinite hangs. (#23843, @cjcullen)
  
  
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  Ensure object returned by volume getCloudProvider incorporates cloud config (#23769, @saad-ali)
  
  
• 
  Update Dashboard UI addon to v1.0.1 (#23724, @maciaszczykm)
  
  
• 
  Add zsh completion for kubectl (#23797, @sttts)
  
  
• 
  AWS kube-up: tolerate a lack of ephemeral volumes (#23776, @justinsb)
  
  
• 
  duplicate kube-apiserver to federated-apiserver (#23509, @jianhuiz)
  
  
• 
  Kubelet: Start using the official docker engine-api (#23506, @Random-Liu)
  
  
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  Fix so setup-files don't recreate/invalidate certificates that already exist (#23550, @luxas)
  
  
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  A pod never terminated if a container image registry was unavailable (#23746, @derekwaynecarr)
  
  
• 
  Fix jsonpath to handle maps with key of nonstring types (#23358, @aveshagarwal)
  
  
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  Trusty: Regional release .tar.gz support (#23558, @andyzheng0831)
  
  
• 
  Add support for 3rd party objects to kubectl (#18835, @brendandburns)
  
  
• 
  Remove unnecessary override of /etc/init.d/docker on containervm image. (#23593, @dchen1107)
  
  
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  make docker-checker more robust (#23662, @ArtfulCoder)
  
  
• 
  Change kube-proxy & fluentd CPU request to 20m/80m. (#23646, @cjcullen)
  
  
• 
  Create a new Deployment in kube-system for every version. (#23512, @Q-Lee)
  
  
• 
  IngressTLS: allow secretName to be blank for SNI routing (#23500, @tam7t)
  
  
• 
  don't sync deployment when pod selector is empty (#23467, @mikedanese)
  
  
• 
  AWS: Fix problems with >2 security groups (#23340, @justinsb)
  

下载地址：https://github.com/kubernetes/kubernetes/releases/tag/v1.3.0-alpha.2
Kubernetes v1.3.0-alpha.2 发布，开源容器集群管理系统下载地址