2019-05-06 Release

This release is currently rolling out to all regions

• New Features

  • Kubernetes Network Policies are GA
    • See https://docs.microsoft.com/en-us/azure/aks/use-network-policies
      for documentation.

• Bug Fixes

  • An issues customers reported with CoreDNS entering CrashLoopBackoff has
    been fixed. This was related to the upstream move to klog
    • coredns/coredns#2529
  • An issue where AKS managed pods (within kube-system) did not have the correct
    tolerations preventing them from being scheduled when customers use
    taints/tolerations has been fixed.
  • An issue with kube-dns crashing on specific config map override scenarios
    as seen in Azure/acs-engine#3534 has been
    resolved by updating to the latest upstream kube-dns release.
  • An issue where customers could experience longer than normal create times
    for clusters tied to a blocking wait on heapster pods has been resolved.

• Preview Features

  • New features in public preview:
    • Secure access to the API server using authorized IP address ranges
    • Locked down egress traffic
      • This feature allows users to limit / whitelist the hosts used by AKS
        clusters.
    • Multiple Node Pools
    • For all previews, please see the previews document for opt-in
      instructions and documentation links.