Kubernetes Submit Queue 2bcd3d1a01 Merge pull request #46879 from luxas/kubeadm_enable_node_authorizer
Automatic merge from submit-queue

kubeadm: Enable the Node Authorizer/Admission plugin in v1.7

**What this PR does / why we need it**:

This is similar to https://github.com/kubernetes/kubernetes/pull/46796, but for kubeadm.
Basically it was a part of https://github.com/kubernetes/kubernetes/pull/46796, but there were some other upgradability and compability concerns for kubeadm I took care of while working today.

Example:

```console
$ kubeadm init --kubernetes-version v1.7.0-beta.0
[kubeadm] WARNING: kubeadm is in beta, please do not use it for production clusters.
[init] Using Kubernetes version: v1.7.0-beta.0
[init] Using Authorization mode: [RBAC Node]
...
$ sudo kubectl --kubeconfig=/etc/kubernetes/kubelet.conf get secret foo
Error from server (Forbidden): User "system:node:thegopher" cannot get secrets in the namespace "default".: "no path found to object" (get secrets foo)

$ echo '{"apiVersion":"v1","kind":"Node","metadata":{"name":"foo"}}' | sudo kubectl create -f - --kubeconfig=/etc/kubernetes/kubelet.conf
Error from server (Forbidden): error when creating "STDIN": nodes "foo" is forbidden: node thegopher cannot modify node foo
```

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:

Depends on https://github.com/kubernetes/kubernetes/pull/46864 (uses that PR as a base, will rebase once it's merged)

Please only review the second commit. Will also fix tests in a minute.

**Release note**:

```release-note
kubeadm: Enable the Node Authorizer/Admission plugin in v1.7 
```
@mikedanese @liggitt @pipejakob @roberthbailey @jbeda @timothysc
2017-06-08 05:26:58 -07:00

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