Docker 1.12.3-rc1 发布了，Docker 是一个开源的应用容器引擎，让开发者可以打包他们的应用以及依赖包到一个可移植的容器中，然后发布到任何流行的 Linux 机器上，也可以实现虚拟化。容器是完全使用沙箱机制，相互之间不会有任何接口（类似 iPhone 的 app）。几乎没有性能开销,可以很容易地在机器和数据中心中运行。最重要的是,他们不依赖于任何语言、框架或包装系统。

更新内容：

Runtime

• Fix ambient capability usage in containers (CVE-2016-8867) #27610

• Prevent a deadlock in libcontainerd for Windows #27136

• Fix error reporting in CopyFileWithTar #27075

• Reset health status to starting when a container is restarted #27387

• Properly handle shared mount propagation in storage directory #27609

• Fix docker exec #27610

• Fix backward compatibility with containerd’s events log #27693

Swarm Mode

• Fix conversion of restart-policy #27062

• Update Swarmkit #27554

  • Avoid restarting a task that has already been restarted docker/swarmkit#1305

  • Allow duplicate published ports when they use different protocols docker/swarmkit#1632

  • Allow multiple randomly assigned published ports on service docker/swarmkit#1657

  • Fix panic when allocations happen at init time docker/swarmkit#1651

Networking

• Update libnetwork #27559

  • Fix race in serializing sandbox to string docker/libnetwork#1495

  • Fix race during deletion docker/libnetwork#1503

  • Reset endpoint port info on connectivity revoke in bridge driver docker/libnetwork#1504

  • Fix a deadlock in networking code docker/libnetwork#1507

  • Fix a race in load balancer state docker/libnetwork#1512

Logging

• Update fluent-logger-golang to v1.2.1 #27474

Contrib

• Update buildtags for armhf ubuntu-trusty #27327

• Add AppArmor to runc buildtags for armhf #27421

下载地址：

• Source code (zip)

• Source code (tar.gz)