Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.
Fix configuration of Metadata Agent daemon set
**What this PR does / why we need it**:
Fixes small errors in Stackdriver Metadata Agent configuration: port number and default version.
**Release note**:
```release-note
Fix port number and default Stackdriver Metadata Agent in daemon set configuration.
```
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Enable SD custom metric autoscaling e2e on GKE
This test should now be able to run on GKE, so enabling it there.
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Declare ipvs proxier beta in v1.9
**What this PR does / why we need it**:
This PR declares ipvs proxier beta - we have finished all tasks in IPVS proxier beta scope.
**Which issue(s) this PR fixes**:
Fixes#51602
**Special notes for your reviewer**:
**Release note**:
```release-note
Declare ipvs proxier beta
```
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Add brackets around IPv6 addrs in e2e test IP:port endpoints
There are several locations in the e2e tests where endpoints of the
form IPv6:port use IPv6 addresses directly, without surrounding brackets.
Brackets are required around IPv6 addresses in this case, in order to
distinguish the colons in the IPv6 address from the colon immediately
preceding the port.
Also, wherever the curl command might be used with an IPv6 address
surrounded in brackets, the "-g" argument is added to the curl
command line arguments so that the brackets can be interpreted
correctly.
fixes#52746
**What this PR does / why we need it**:
This PR adds brackets around IPv6 addresses when they appear as part of an IPv6-addr:port endpoint
in the e2e tests. This is needed because any connections that attempt to use IPv6-addr:port
endpoint without brackets surrounding the IPv6-addr will fail.
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes#52746
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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Bump CoreDNS version to 1.0.0
**What this PR does / why we need it**:
Updating the CoreDNS version to 1.0.0, which fixes bugs, including the ones which were failing the e2e tests for kubeadm with CoreDNS as the default DNS server (kubernetes/test-infra#5601)
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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Add DisabledForLargeClusters tag to audit tests.
Remove this tag once functionality from feature request #53455 is implemented.
Fixes#56683.
```release-note
NONE
```
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kube-apiserver: enable admissionregistration v1beta1 api by default
We have this enabled in the GCE cluster and in local-cluster-up, but forgot to switch the default. If we want people to use this feature by default in production clusters, we better enable the API.
Moreover, this PR fixes that beta works without alpha.
```release-note
Enable admissionregistration.k8s.io/v1beta1 by default in kube-apiserver.
```
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certs: add month buckets to expiration metric
7 days isn't enough warning for cert expiration alerting.
#56444
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Configure metadata concealment iptables rules in node startup.
**What this PR does / why we need it**: Configure iptables rule for metadata concealment at startup so the pod doesn't have to, to reduce memory consumption.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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Support autoprobing floating-network-id for openstack cloud provider
Currently if user doesn't specify floatingnetwork-id and loadbalancer.openstack.org/floating-network-id annotation, openstack cloud provider can't create a external LoadBalancer service.
Actually we can get floatingnetwork-id automatically.
If we get multiple floatingnetwork-ids, then ask user to specify one, or we use the floatingnetwork-id to create floatingip for external LoadBalancer service.
This is a part of #50726
**Special notes for your reviewer**:
/assign @dims
**Release note**:
```release-note
Support autoprobing floating-network-id for openstack cloud provider
```
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Make audit batch webhook backend configurable
This PR adds an ability to configure key parameters for the most important audit backend at-scale, so that if the default parameters don't fit and audit events are lost/delayed, it's possible to adjust these parameters to fix the problem. In the future those parameters will stay, but will be used to populate the values for the generic buffering backend, both for webhook and log backends.
/cc @kubernetes/sig-auth-pr-reviews @sttts @tallclair @ericchiang
```release-note
Audit webhook batching parameters are now configurable via command-line flags in the apiserver.
```
ref #54551
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Update kubectl to the stable version
**What this PR does / why we need it**:
Update kubectl to the stable version 1.8.1
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
fixes#54762
**Special notes for your reviewer**:
**Release note**:
```
Update kubectl in the addon-manager to v1.8.4
```
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Extracts Volume Attributes from PV.Annotations
**What this PR does / why we need it**:
This PR fixes an issue with current alpha implementation of CSI that does not pass volume attributes. As a workaround, this PR extracts the volume attributes information from the `PV.Annotations` map during `mounter.SetUpAt` cycle.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#56749
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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CSI - Fix feature gate bug and add bootstrap RBAC rules
**What this PR does / why we need it**:
This PR addresses show-stopper bug https://github.com/kubernetes/kubernetes/issues/56532. It fixes the faulty feature gate logic and adds RBAC rules for kube-controller-manager and kubelet that allows `VolumeAttachment` API operations against the api-server.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes#56532, #56667
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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kubeadm: Fix bugs in the codebase related to upgrades/downgrades
**What this PR does / why we need it**:
Fixes bugs related to the upgrade / downgrade paths I found in the codebase
Hides the HighAvailability flag from help text as that feature didn't make it in fully
Fixes some small things in defaulting and the config JSON schema
Fixes a bug when cloud-config is referenced but not mounted into the static pod
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
@kubernetes/sig-cluster-lifecycle-pr-reviews
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Fix for the network partition tests
Fix https://github.com/kubernetes/kubernetes/issues/56416
The underlying issue was that after cluster upgrade, the nodes talk to the master using the in-cluster IP.
The IPTables rules used for blocking were thus far only effective when the nodes used the external network interface.
Reasoning:
api-server.log [from gce upgrade cluster](https://storage.googleapis.com/kubernetes-jenkins/logs/ci-kubernetes-e2e-gce-stable1-beta-upgrade-cluster-new/35/artifacts/bootstrap-e2e-master/kube-apiserver.log)
> I1201 13:56:34.287956 5 wrap.go:42] PATCH /api/v1/nodes/bootstrap-e2e-minion-group-hv6p/status: (18.100082ms) 200 [[node-problem-detector/v1.4.0 (linux/amd64) kubernetes/$Format] **10.128.0.4:53766**]
> I1201 13:56:34.287956 5 wrap.go:42] PATCH /api/v1/nodes/bootstrap-e2e-minion-group-hv6p/status: (18.100082ms) 200 [[node-problem-detector/v1.4.0 (linux/amd64) kubernetes/$Format] **10.128.0.4:53766**]
> I1201 13:56:34.515042 5 wrap.go:42] PATCH /api/v1/nodes/bootstrap-e2e-master/status: (4.327563ms) 200 [[kubelet/v1.9.0 (linux/amd64) kubernetes/e067596] **10.128.0.2:41898**]
api-server.log [from gce serial](https://storage.googleapis.com/kubernetes-jenkins/logs/ci-kubernetes-e2e-gce-cos-k8sbeta-serial/70/artifacts/test-34cf3ed1e3-master/kube-apiserver.log)
> I1201 15:59:46.863961 5 wrap.go:42] GET /api/v1/nodes/test-34cf3ed1e3-minion-group-zr99?resourceVersion=0: (926.753µs) 200 [[kubelet/v1.9.0 (linux/amd64) kubernetes/e067596] **104.154.254.154:40220**]
> I1201 15:59:46.881810 5 wrap.go:42] PATCH /api/v1/nodes/test-34cf3ed1e3-minion-group-zr99/status: (10.157704ms) 200 [[kubelet/v1.9.0 (linux/amd64) kubernetes/e067596] **104.154.254.154:40220**]
The underlying issue is one of cluster setup - but we can make the test more resilient with this change.
cc @krzyzacy @spiffxp @enisoc @jberkus @kubernetes/sig-autoscaling-misc
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Cluster Autoscaler 1.1.0-beta1
This PR will be shortly followed with one updating Cluster Autoscaler to 1.1.0 (final).
```release-note
NONE
```
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Update Dashboard addon to version 1.8.0 and align /ui redirect with it
**What this PR does / why we need it**: In Dashboard 1.8.0 we have introduced a couple of changes (security, settings, new resources etc.) and fixed a lot of bugs. You can check release notes at https://github.com/kubernetes/dashboard/releases/tag/v1.8.0.
**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**:
**Release note**:
```release-note
Updated Dashboard add-on to version 1.8.0.
- The Dashboard add-on now deploys with https enabled
- The Dashboard can be accessed via kubectl proxy at http://localhost:8001/api/v1/namespaces/kube-system/services/https:kubernetes-dashboard:/proxy/
- The /ui redirect is deprecated and will be removed in 1.10
```
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