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>.
Add DynamicProvisioningScheduling support for GCE PD and RePD
**What this PR does / why we need it**:
This PR adds support for the DynamicProvisioningScheduling feature for GCE PD and RePD. With this in place, if VolumeBindingMode: WaitForFirstConsumer is specified in a GCE storageclass and DynamicProvisioningScheduling is enabled, GCE PD provisioner will use the selected node's LabelZoneFailureDomain as (1) the zone to provision a GCE PD volume in (2) one of the zones to provision GCE RePD volume in.
**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**:
E2E tests for DynamicProvisioningScheduling scenarios for GCE PD to follow
**Release note**:
```release-note
none
```
/sig storage
/assign @msau42
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Using a fixed set of locks, then we don't need to free unused locks anymore.
**What this PR does / why we need it**:
Using a fixed set of locks, then we don't need to free unused locks anymore.
See kubernetes/kubernetes/pull/66442 for discussions.
**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#65113
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
/assign @msau42
/assign @thockin
Automatic merge from submit-queue (batch tested with PRs 66916, 67252, 67794, 67619, 67328). 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 HPA sample sanitization
**What this PR does / why we need it**: @mwielgus pointed out a case when HPA fails as a result of my changes to HPA algorithm:
- Have pods that use a lot of CPU during initilization, become ready right after they initialize,
- Trigger a scale up,
- When new pods become ready will will count their usage (even though it's not related to any work that needs doing),
- This triggers another scale up, even though existing pods can handle work, no problem.
The fix is:
- Use all samples for non-cpu metrics.
- Only use CPU samples if:
- Pod is ready and was started more than 2 minutes ago, or
- Pod is unready and last readiness change happened more than 10s after it was started.
Reasoning behind this in: https://docs.google.com/document/d/1UdtYedhmCxjaJIQi6hwJMY0eHQQKxlVD8lSHZC1BPOA/edit
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
**Special notes for your reviewer**:
**Release note**:
```release-note
Replace scale up forbidden window with disregarding CPU samples collected when pod was initializing.
```
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Moving KubeSchedulerConfiguration from ComponentConfig API types to staging repos
**What this PR does / why we need it**:
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixeskubernetes/kubeadm#528
**Special notes for your reviewer**:
/cc luxas timothysc
/cc @kubernetes/sig-cluster-lifecycle-pr-reviews
**Release note**:
```release-note
Moving KubeSchedulerConfiguration from ComponentConfig API types to staging repos
```
Duration of initialization taint on CPU and window of initial readiness
setting controlled by flags.
Adding API violation exceptions following example of e50340ee23
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Fix golint error under scheduler/algorithm/priorities.
**What this PR does / why we need it**:
Fix golint error under scheduler/algorithm/priorities.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
NONE
**Special notes for your reviewer**:
NONE
**Release note**:
```release-note
NONE
```
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Better error message when checking rollout status for StatefulSet wit…
…h OnDelete strategy type
**What this PR does / why we need it**: The error message when checking the rollout status for a StatefulSet with the OnDelete strategy type can be confusing (ref #64500). It gives the impression that something has gone wrong when the issue is simply that there is no rollout status. The error message is updated to use similar language as for DaemonSet in the same situation.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
**Special notes for your reviewer**:
**Release note**:
```release-note
Improved error message when checking the rollout status of StatefulSet with OnDelete strategy type
```
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svcacct: support jose.OpaqueSigner and push errors to token generator creation
```release-note
NONE
```
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diff: Fix crash when remote object doesn't exist
Since we're saving nil in an interface rather than the implementation,
we can't compare to nil to check if the remote object exists or
not. Change the struct to save in the implementation.
**What this PR does / why we need it**:
**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
```
Automatic merge from submit-queue (batch tested with PRs 65247, 63633, 67425). 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 kubelet iptclient in ipv6 cluster
**What this PR does / why we need it**:
Kubelet uses "iptables" instead of "ip6tables" in an ipv6-only cluster. This causes failed traffic for type: LoadBalancer services (and probably a lot of other problems).
**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#67398
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
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Add labels to kubectl OWNERS files
**What this PR does / why we need it**:
This change makes it possible to automatically add the two labels: `area/kubectl` and `sig/cli` to PRs that touch the paths in question.
this already exists for kubeadm:
https://github.com/kubernetes/kubernetes/blob/master/cmd/kubeadm/OWNERS#L17-L19
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
refs https://github.com/kubernetes/community/issues/1808
**Special notes for your reviewer**:
none
**Release note**:
```release-note
NONE
```
/area kubectl
@kubernetes/sig-cli-pr-reviews
/cc @cblecker @tpepper
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remove rescheduler since scheduling DS pods by default scheduler is moving to beta
**What this PR does / why we need it**:
remove rescheduler since scheduling DS pods by default scheduler is moving to beta
**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#64725
**Special notes for your reviewer**:
**Release note**:
```release-note
Remove rescheduler since scheduling DS pods by default scheduler is moving to beta.
```
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Reduce latency to node ready after CIDR is assigned.
This adds code to execute an immediate runtime and node status update when the Kubelet sees that it has a CIDR, which significantly decreases the latency to node ready.
```release-note
Speed up kubelet start time by executing an immediate runtime and node status update when the Kubelet sees that it has a CIDR.
```
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>.
Make OpenStack cloud provider report a node hostname address
Related to: #67714
Cloud-provider-reported addresses are authoritative in 1.12, this
preserves default behavior that used the internal dns name as
the "Hostname" address on Node status.
**Release note**:
```release-note
The OpenStack cloud provider now reports a `Hostname` address type for nodes
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
Make aws cloud provider report a node hostname address
Cloud-provider-reported addresses are authoritative in 1.12, this preserves default behavior that used the internal dns name as the "Hostname" address on Node status
/sig aws
/sig cloud-provider
```release-note
The aws cloud provider now reports a `Hostname` address type for nodes based on the `local-hostname` metadata key.
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
vsphere: add tests for Cloud Provider Zones implementation
**What this PR does / why we need it**:
- Add tests for GetZones()
- Fix bug where a host tag other than region or zone caused an error
- Fix bug where GetZones() errored if zone tag was set, but region was not
Follow up to PR #66795 / towards #64021
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 66980, 67604, 67741, 67715). 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>.
Add support of Azure cross resource group nodes
**What this PR does / why we need it**:
Part of feature [Cross resource group nodes](https://github.com/kubernetes/features/issues/604).
This PR adds support of Azure cross resource group nodes that are labeled with `kubernetes.azure.com/resource-group=<rg-name>` and `alpha.service-controller.kubernetes.io/exclude-balancer=true`
**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**:
See designs [here](https://github.com/kubernetes/community/pull/2479).
**Release note**:
```release-note
Azure cloud provider now supports cross resource group nodes that are labeled with `kubernetes.azure.com/resource-group=<rg-name>` and `alpha.service-controller.kubernetes.io/exclude-balancer=true`
```
/sig azure
/kind feature
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>.
Correct typos and missing word in help text
**What this PR does / why we need it**:
Corrects a grammatical/readability error in the help output.
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>.
Reduce API calls for Azure instance metadata
**What this PR does / why we need it**:
Azure cloud provider gets a lot of `"Too many requests"` error when getting availability zones, instance types and node addresses. Hence kubelet won't be able to initialize itself sometimes.
This PR reduces such calls and alos switches to json API which is more stable.
**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 https://github.com/Azure/acs-engine/issues/3681
**Special notes for your reviewer**:
**Release note**:
```release-note
Reduce API calls for Azure instance metadata.
```
cc @ritazh @khenidak @andyzhangx
Automatic merge from submit-queue (batch tested with PRs 59230, 66233, 67483, 67713). 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>.
Make kubectl create secret tls work with process substitution
Fixes#57909
```release-note
`kubectl create secret tls` can now read certificate and key files from process substitution arguments
```
Automatic merge from submit-queue (batch tested with PRs 59230, 66233, 67483, 67713). 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>.
change default value of kind for azure disk
**What this PR does / why we need it**:
change default value of kind for azure disk, as we are suggesting users to use managed disk, default value should be managed disk.
**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#67480
**Special notes for your reviewer**:
assign @feiskyer
FYI @khenidak @brendandburns
**Release note**:
```
change default value of kind for azure disk
```
/kind feature
/sig azure
Automatic merge from submit-queue (batch tested with PRs 59230, 66233, 67483, 67713). 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>.
translations: point license header to Kubernetes
Part of https://github.com/kubernetes/sig-release/issues/223 and https://github.com/kubernetes/steering/issues/57 (point 7):
> In the translations/ folder in kubernetes, there are 12 files stating that "This file is distributed under the same license as the PACKAGE package." (e.g., here) Can these be corrected to refer to Kubernetes specifically?
/cc justaugustus swinslow
/assign justaugustus brendandburns
**Release note**:
```release-note
NONE
```
Related to: #67714
Cloud-provider-reported addresses are authoritative in 1.12, this
preserves default behavior that used the internal dns name as
the "Hostname" address on Node status.
Automatic merge from submit-queue (batch tested with PRs 67576, 66936). 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>.
Support dry run in admission webhooks
**What this PR does / why we need it**:
Follow up to https://github.com/kubernetes/kubernetes/pull/66391
- [x] add DryRun to ```admission.k8s.io/v1beta1.AdmissionReview```
- [x] add DryRunnable to ```admissionregistration.k8s.io/v1beta1.(Valid|Mut)atingWebhookConfiguration```
- [x] add dry run support to (Valid|Mut)atingAdmissionWebhook
Includes all the api-changes outlined by https://github.com/kubernetes/community/pull/2387
/sig api-machinery
**Release note**:
```release-note
To address the possibility dry-run requests overwhelming admission webhooks that rely on side effects and a reconciliation mechanism, a new field is being added to admissionregistration.k8s.io/v1beta1.ValidatingWebhookConfiguration and admissionregistration.k8s.io/v1beta1.MutatingWebhookConfiguration so that webhooks can explicitly register as having dry-run support. If a dry-run request is made on a resource that triggers a non dry-run supporting webhook, the request will be completely rejected, with "400: Bad Request". Additionally, a new field is being added to the admission.k8s.io/v1beta1.AdmissionReview API object, exposing to webhooks whether or not the request being reviewed is a dry-run.
```
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Externalize serviceaacount admission controller
ref: #66680
this pull externalizes serviceaccount admission controller in which secret & serviceaccount informers will be completely replaced.
/sig api-machinery
**Release note**:
```release-note
NONE
```
- Add tests for GetZones()
- Fix bug where a host tag other than region or zone caused an error
- Fix bug where GetZones() errored if zone tag was set, but region was not
Follow up to PR #66795 / towards #64021
Automatic merge from submit-queue (batch tested with PRs 66973, 67704, 67722, 67723, 63512). 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>.
Populate internal DNS names in GCE provider
Both VM name and hostname are internally routable.
**What this PR does / why we need it**: GCE cloud provider only populated IP addresses for instances. This PR adds internal DNS names. DNS names are used e.g. in kubelet server certificates (5b77996433/pkg/kubelet/kubelet.go (L385))
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 66973, 67704, 67722, 67723, 63512). 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>.
godeps: update vmware/govmomi
**What this PR does / why we need it**:
Update required to continue work on #64021
- The govmomi tag API changed
- Pulling in the new vapi/simulator package for testing the VCP Zones impl
**Release note**:
```release-note
NONE
```
Lion-Wei