Automatic merge from submit-queue
New command: "kubeadm token generate"
As part of #33930, this PR adds a new top-level command to kubeadm to just generate a token for use with the init/join commands. Otherwise, users are left to either figure out how to generate a token on their own, or let `kubeadm init` generate a token, capture and parse the output, and then use that token for `kubeadm join`.
At this point, I was hoping for feedback on the CLI experience, and then I can add tests. I spoke with @mikedanese and he didn't like the original propose of `kubeadm util generate-token`, so here are the runners up:
```
$ kubeadm generate-token # <--- current implementation
$ kubeadm generate token # in case kubeadm might generate other things in the future?
$ kubeadm init --generate-token # possibly as a subcommand of an existing one
```
Currently, the output is simply the token on one line without any padding/formatting:
```
$ kubeadm generate-token
1087fd.722b60cdd39b1a5f
```
CC: @kubernetes/sig-cluster-lifecycle
**Release note**:
<!-- Steps to write your release note:
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-->
``` release-note
New kubeadm command: generate-token
```
Automatic merge from submit-queue
Remove several red herring error messages in GCE cluster scripts
This fixes things like
```
I1018 15:57:53.524] Bringing down cluster
W1018 15:57:53.524] NODE_NAMES=
W1018 15:57:55.995] ERROR: (gcloud.compute.ssh) could not parse resource: []
W1018 15:57:56.392] ERROR: (gcloud.compute.ssh) could not parse resource: []
```
and
```
I1018 16:32:34.947] property "clusters.kubernetes-pr-cri-validation_cri-e2e-gce-agent-pr-25-0" unset.
I1018 16:32:35.079] property "users.kubernetes-pr-cri-validation_cri-e2e-gce-agent-pr-25-0" unset.
I1018 16:32:35.195] property "users.kubernetes-pr-cri-validation_cri-e2e-gce-agent-pr-25-0-basic-auth" unset.
I1018 16:32:35.307] property "contexts.kubernetes-pr-cri-validation_cri-e2e-gce-agent-pr-25-0" unset.
W1018 16:32:35.420] failed to get client config: Error in configuration: context was not found for specified context: kubernetes-pr-cri-validation_cri-e2e-gce-agent-pr-25-0
```
It seems like the `kubectl` behavior was introduced in #29236: if `current-context` is set to something invalid, it now complains.
Automatic merge from submit-queue
Fixed kibana image and controller to work through proxy
As described in #34969, new kibana image doesn't work properly with proxies without additional configuration.
@piosz
Automatic merge from submit-queue
[Kubelet] Use the custom mounter script for Nfs and Glusterfs only
This patch reduces the scope for the containerized mounter to NFS and GlusterFS on GCE + GCI clusters
This patch also enabled the containerized mounter on GCI nodes
Shepherding multiple PRs through the submit queue is painful. Hence I combined them into this PR. Please review each commit individually.
cc @jingxu97 @saad-ali
https://github.com/kubernetes/kubernetes/pull/35652 has also been reverted as part of this PR
Automatic merge from submit-queue
Expose etcd version.
Ref #20504
This PRs makes use of the following two env variables
- ETCD_IMAGE (if set) allows to use a custom etcd image.
- ETCD_VERSION (if set) allows you to use custom version of etcd. The main purpose of using it may be rollback of etcd v3 API, where we need 3.0.* image, but are rolling back to 2.3.7.
Automatic merge from submit-queue
On GCI, cleanup kubelet startup
-->
```release-note
* Avoid overriding system and kubelet cgroups on GCI
* Make the kubectl from k8s release the default on GCI
```
cc @kubernetes/sig-node @mtaufen
Automatic merge from submit-queue
Update rkt version on GCI nodes to v1.18.0
v1.18.0 avoids outputting debug information by default which happens to
pollute events and kubelet logs.
Automatic merge from submit-queue
Enable containerized storage plugins mounter on GCI
```release-note
On GCI, kubelet uses an external mounter script (typically a special container running in a chroot) to perform mount operations
```
