Resolves issue where kubectl cache of <v1.16 api schema
interferes with interacting with daemonsets and deployments.

Change-Id: I63b7046958f2008eb144b6da0004c598f945e0ae

Change-Id: I3fff04f0211cd9c2e8235acaf51c3aa98abc8bb7

This fixes the scenario where masters are upgraded one at a time
and coredns gets improperly scaled back up to 2 replicas.

Change-Id: I7cc9283f40efcfd61b5813c89a5805c95d901567

Change-Id: I68a962a9dd28c83ef07eaeaf53eb98287f38bca9

Change-Id: I298496e55a6889c158b2085fcadeda5e679a873e

Change-Id: I128b0f9c1acbb956d9a6c4e5510b45a36e296af7

Change-Id: I23116efefe8626d361d1904fc6fb8448f66cf3c5

* Add support for restart handlers for control plane on crio/containerd

Change-Id: I8343cc4e9df7f55b732628ed01cc6e7ea5dcee85

* Update main.yml

Change-Id: Ic9425bf90552d7e3d42b02409af9773d99376384

* Switch to Kubernetes v1.16.0

Change-Id: I5d6a9528b2d443750fc5e031aff15ad3ffead158

* Fix download localhost cached file path

Change-Id: I65e79b70e3d1b37265ebc60f41b460cf4b0a0d47

* fix kubeadm etcd for v1.16

Change-Id: I6888a00fd48b530a38b0b31c4095492476af42d2

* disable tf packet jobs

Change-Id: I075c4666547fdea4c50ec04864f38e2cfaa79154

* Disable contiv packet jobs. Fix kube-router

Change-Id: I3170e8789e60711d4cee8faf65f2094480b79b8d

* bump sonobuoy version

Change-Id: Ib946905629c7c53ed88f08fb2f41c454457a0097

When using IPVS, kube_proxy_strict_arp = true is required
https://github.com/danderson/metallb/issues/153#issuecomment-518651132

Add kube_proxy_strict_arp to inventory/sample

Change-Id: I1076b418f85a26d9896be69910052128afc51cee

Change-Id: I5aa009358bee7035922b5a10327997e47c9ba434

Change-Id: I7fd94ec6d195af60d237b3cfe91668ca1f707d26

Fixes situation when using manual mode because it
tries to download coredns v1.3.1 from the same
image repository where kubernetes images are
downloaded from.

Change-Id: Ibbec8a72c8162ce8befa74e2013a268737ea5f8a

Change-Id: I278cb14aa93abf20160cc001f69e2f472504e6d8

* fix parsing refresh of kubeadm cert key

Change-Id: I4de2a1df6498790a80351b4bc7d88e6c9e470358

* Update kubeadm-secondary-experimental.yml

* Enable containerd to deploy vanilla containerd package

Fixes kubeadm references to CRI socket for containerd
Fixes download role cache feature to work with containerd

Change-Id: I2ab8f0031107e2f0d1a85c39b4beb66f08509a01

* use containerd for flannel-addons job

Change-Id: Ied375c7d65e64a625ffbd995ff16f2374067dee6

* add containerd vars

Change-Id: Ib9a8a04e501c481a86235413cbec63f3672baf91

* fixup vars

Change-Id: Ibea64e4b18405a578b52a13da100384582aa24c2

* more fixes

* fix rh repo

Change-Id: I00575a77cfb7b81d6095db5d918a52023c8f13ba

* Adjust helm host install for containerd

* Fixup deploy of kubeadm etcd for Kubernetes v1.15.0

Change-Id: If42c2c75c4d278ba9475ebf76c243f3e6ee4d02e

* undo renaming cloud config file

Change-Id: Iafbd27c3887d6a2a6d0819c711f150ecf70c515d

* Use K8s 1.15

* Use Kubernetes 1.15 and use kubeadm.k8s.io/v1beta2 for
  InitConfiguration.
* bump to v1.15.0

* Remove k8s 1.13 checksums.

* Update README kubernetes version 1.15.0.

* Update metrics server 0.3.3 for k8s 1.15

* Remove less than k8s 1.14 related code

* Use kubeadm with --upload-certs instead of --experimental-upload-certs due to depricate

* Update dnsautoscaler 1.6.0

* Skip certificateKey if it's not defined

* Add kubeadm-conftolplane.v2beta2 for k8s 1.15 or later

* Support kubeadm control plane for k8s 1.15

* Update sonobuoy version 0.15.0 for k8s 1.15

* Add limited containerd support

Containerd support for Ubuntu + Calico

* Added CRI-O support for ubuntu

* containerd support.

* Reset  containerd support.

* fix lint.

* implemented feedback

* Change task name cri xx instead of cri-o in reset task and timeout condition.

* set crictl to fixed version

* Use docker-ce's container.io package for containerd.

* Add check containerd is installable or not.

* Avoid stop docker when use containerd and optimize retry for reset.

* Add config.toml.

* Fixed containerd for kubelet.env.

* Merge PR #4629

* Remove unused ubuntu variable for containerd

* Polish code for containerd and cri-o

* Refactoring cri socket configuration.

* Configurable conmon.

* Remove unused crictl/runc download

* Now crictl and runc is downloaded by common crictl.yml.

* fixed yamllint error

* Fixed brokenfiles by conflict.

* Remove commented line in config.toml

* Remove readded v1.12.x version

* Fixed broken set_docker_image_facts

* Fix yamllint errors.

* Remove unused apt source

* Fix crictl could not be installed

* Add containerd config from skolekonov's PR #4601