Automatic merge from submit-queue (batch tested with PRs 64511, 65865, 65867, 65866). 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>.
split of test-cmd
This pull moves test-cmd to a `test/cmd` folder for team maintenance. The next commit splits the mega (6 thousand lines or so?) into files based on function. No changes, just moves.
@kubernetes/sig-cli-maintainers
@fejta per request
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 64911, 65710). 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>.
apiextensions-apiserver: add pkg/cmd/server/testing pkg for integration tests
In analogy to kube-apiserver, this implements a uniform apiextensions-apiserver for integration tests which can be started using customized flags.
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Fix field name in autoscaling e2e tests
Use new field name
```release-note
NONE
```
/cc @MaciekPytel
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Add e2e tests for volumeMode of persistent volume
This set of e2e tests is to confirm that persistent volume works well for all volumeModes.
Coverage of the tests are shown in the figure of [Test cases], below.
Once implementation policy is confirmed to be good, we can add plugins and test cases to this.
[Test cases]
```
# plugin volumeMode Test case Expectation
--- ---------- -------------- ------------------------------------------------------ ------------
1 iSCSI Block (a) Create Pod with PV and confirm Read/Write to PV Success
2 iSCSI Block (b) Create Pod and restart kubelet and confirm PV Success
3 iSCSI Block (c) Create Pod and restart kubelet while deleting PV Success
4 iSCSI FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
5 iSCSI FileSystem (b) Create Pod and restart kubelet and confirm PV Success
6 iSCSI FileSystem (c) Create Pod and restart kubelet while deleting PV Success
7 RBD Block (a) Create Pod with PV and confirm Read/Write to PV Success
8 RBD Block (b) Create Pod and restart kubelet and confirm PV Success
9 RBD Block (c) Create Pod and restart kubelet while deleting PV Success
10 RBD FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
11 RBD FileSystem (b) Create Pod and restart kubelet and confirm PV Success
12 RBD FileSystem (c) Create Pod and restart kubelet while deleting PV Success
13 CephFS Block (a) Create Pod with PV and confirm Read/Write to PV Fail
14 CephFS FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
15 CephFS FileSystem (b) Create Pod and restart kubelet and confirm PV Success
16 CephFS FileSystem (c) Create Pod and restart kubelet while deleting PV Success
17 NFS Block (a) Create Pod with PV and confirm Read/Write to PV Fail
18 NFS FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
19 NFS FileSystem (b) Create Pod and restart kubelet and confirm PV Success
20 NFS FileSystem (c) Create Pod and restart kubelet while deleting PV Success
```
**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#56803
**Special notes for your reviewer**:
/sig storage
@gnufied @rootfs @jsafrane @jeffvance
This PR is intend to reflect the comments for the below PR.
https://github.com/kubernetes/kubernetes/pull/56804
**Release note**:
```release-note
NONE
```
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Add StatefulSet rollback and rolling update test with PVCs
**What this PR does / why we need it**:
Adds a StatefulSet e2e test for testing rolling upgrades and rollbacks on a StatefulSet using PVCs.
**Which issue(s) this PR fixes**:
Fixes#63940
**Release note**:
```
NONE
```
Signed-off-by: Jose A. Rivera <jarrpa@redhat.com>
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fail on rbac resources of non-v1 versions in reconcile
Reconcile only supports rbac/v1 and other resources are skipped. This is good, except that only RBAC resources should really fail. This makes it fail.
@kubernetes/sig-cli-maintainers
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65677, 65711, 65150, 65726). 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>.
Update to go1.10.3
**What this PR does / why we need it**: updates to build with go1.10.3; see list of changes [here](https://github.com/golang/go/issues?q=milestone%3AGo1.10.3).
We'll probably want to cherrypick this to release-1.11 as well.
**Release note**:
```release-note
Update to use go1.10.3
```
/assign @BenTheElder @cblecker
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Add additional authorization check for create-on-update
**What this PR does / why we need it**:
Currently it is possible for a user who is only authorized to update objects to send a PUT request for an object that doesn't currently exist, and if that resource allows create on update, it will all them to create the object. This PR fixes that bug and adds a test case which fails on master, but succeeds when the additional authorization check is done.
/sig api-machinery
/kind bug
/cc @liggitt @lavalamp
**Release note**:
```release-note
LimitRange and Endpoints resources can be created via an update API call if the object does not already exist. When this occurs, an authorization check is now made to ensure the user making the API call is authorized to create the object. In previous releases, only an update authorization check was performed.
```
Automatic merge from submit-queue (batch tested with PRs 65348, 65599, 65635, 65688, 65691). 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>.
test/e2e_node/system/types_unix: support ZFS
**What this PR does / why we need it**:
Docker validation tests in the case of ZFS used as the graph driver
fail due to "zfs" not being present in the default Docker specification.
Add "zfs" in the GraphDriver slice.
kubeadm relies on the `DockerValidator` and pre-flight checks would fail if the user is using ZFS.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Updates kubernetes/kubeadm#930
**Special notes for your reviewer**:
NONE
/cc @kubernetes/sig-node-pr-reviews
/cc @kubernetes/sig-cluster-lifecycle-pr-reviews
/cc @kvaps (reported by)
/area node-e2e
/area kubeadm
**Release note**:
```release-note
Unix: support ZFS as a valid graph driver for Docker
```
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distribute services between 2 namespaces in e2e DNS scale services test
**What this PR does / why we need it**:
What: Alters the dns scale test, to distribute the scale load of 10K services between 2 namespaces, so that the test does not fail to create the services.
Why: To allow the dns test to proceed.
Expect to Fix#64774 but wont know until it's actually run in e2e tests, so not marking that issue to auto-close on merge. FWIW, it does pass in local tests using hack/local-up-cluster.sh.
**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
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65299, 65524, 65154, 65329, 65536). 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 various fixes to flex tests and fix some crashes
* Fixes two controller-manager crashes when a flex plugin gets removed from flex directory.
* Also enables e2e tests to run in local clusters and other environments.
* Removes disruptive from flex e2e tests because flex can be installed in a running cluster and does not require kubelet or controller-manager restart anymore.
/sig storage
cc @verult @jsafrane
```release-note
Fix controller-manager crashes when flex plugin is removed from flex plugin directory
```
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Add missing error handling in schema-related code
**What this PR does / why we need it**:
Adds missing error handling to a few places.
**Which issue(s) this PR fixes**
Updates #51457. Still more work to do to fix the issue - client generation code needs to be updated (addressed in https://github.com/kubernetes/kubernetes/pull/64664).
**Release note**:
```release-note
NONE
```
/kind bug
/sig api-machinery
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Limit usage of system critical priority classes to the system namespace
**What this PR does / why we need it**:
Changes Priority admission controller to limit usage of system critical priority classes to the system namespace. This change is needed to mitigate the risk of creating many pods at system critical priority levels that could cause preemption of system critical components.
**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 #
ref/ #65557
**Special notes for your reviewer**:
**Release note**:
```release-note
Limit the usage of system-node-critical and system-cluster-critical priority classes to kube-system namespace.
```
/sig scheduling
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stop using deprecated --etcd-quorum-read
etcd-quorum-read was deprecated, but it is still used.
This pr stops using it.
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65188, 65541, 65534). 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>.
Increase certain waiting time window in gpu_device_plugin e2e_node test.
Kubelet restart process seems to get a bit slower recently. From running
the gpu_device_plugin e2e_node test on GCE, I saw it took ~37 seconds
for kubelet to start CM DeviceManager after it restarts, and then took
~12 seconds for the gpu device plugin to re-register. As the result,
this e2e_node test fails because the current 10 sec waiting time is too
small. Restarting a container also seems to get slower that it sometimes
exceeds the current 2 min waiting time in ensurePodContainerRestart().
This change increase both waiting time to 5 min to leave enough space
on slower machines.
**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
```
Docker validation tests in the case of ZFS used as the graph driver
fail due to "zfs" not being present in the default Docker specification.
Add "zfs" in the GraphDriver slice.
Automatic merge from submit-queue (batch tested with PRs 65600, 65203, 65462). 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>.
Promote [sig-api-machinery] Namespaces [Serial] e2e test for Conformance
**What this PR does / why we need it**:
This PR promotes two e2e tests cases for Conformance.
1. [sig-api-machinery] Namespaces [Serial] should ensure that all pods are removed when a namespace is deleted.
2. [sig-api-machinery] Namespaces [Serial] should ensure that all services are removed when a namespace is deleted.
**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**:
- No flakes found.
- https://github.com/cncf/k8s-conformance/issues/221#issuecomment-397375358
**Release note**:
```release-note
NONE
```
cc @fedebongio, @AishSundar
Automatic merge from submit-queue (batch tested with PRs 64575, 65120, 65463, 65434, 65522). 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 for Linux Abstract Socket Namespace for KMS provider plugin.
**What this PR does / why we need it**:
Currently, kube-apiserver and kms-plugin interact via a Unix Domain Socket. The current implementation, assumes that such a Domain Socket is supported via a socket file, which is in turn is supported via a volume shared between kube-apiserver and kms-plugin containers.
However, Linux supports Abstract Socket Namespace, where a socket does not need to be back-up by a file. In golang, such sockets are created by prefixing a socket's name with @.
Benefits of using Linux Abstract Socket Namespace:
1. Don't need to worry about possible collisions with existing files.
2. Simpler configuration of master's manifest - no need to setup a shared volume between kube-apiserver and kms-plugin containers.
3. Don't need to remember to unlink the socket when KMS Plugin shuts down.
4. Creates a possibility to run KMS Plugin without access to file system.
This PR adds the ability to define a KMS endpoint as: unix:///@kms-provider.sock
**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
```
Kubelet restart process seems to get a bit slower recently. From running
the gpu_device_plugin e2e_node test on GCE, I saw it took ~37 seconds
for kubelet to start CM DeviceManager after it restarts, and then took
~12 seconds for the gpu device plugin to re-register. As the result,
this e2e_node test fails because the current 10 sec waiting time is too
small. Restarting a container also seems to get slower that it sometimes
exceeds the current 2 min waiting time in ensurePodContainerRestart().
This change increase both waiting time to 5 min to leave enough space
on slower machines.
This set of e2e tests is to confirm that persistent volume works well for all volumeModes.
Coverage of the tests are shown in the figure of [Test cases], below.
Once implementation policy is confirmed to be good, we can add plugins and test cases to this.
[Test cases]
# plugin volumeMode Test case Expectation
--- ---------- -------------- ------------------------------------------------------ ------------
1 iSCSI Block (a) Create Pod with PV and confirm Read/Write to PV Success
2 iSCSI FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
3 RBD Block (a) Create Pod with PV and confirm Read/Write to PV Success
4 RBD FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
5 CephFS Block (a) Create Pod with PV and confirm Read/Write to PV Fail
6 CephFS FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
7 NFS Block (a) Create Pod with PV and confirm Read/Write to PV Fail
8 NFS FileSystem (a) Create Pod with PV and confirm Read/Write to PV Success
fixes: #56803
Automatic merge from submit-queue (batch tested with PRs 65492, 65516, 65447). 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>.
[GCE] update NEGAnnotation
**What this PR does / why we need it**:
Updates the NEG annotation in a few more places in the e2e test for Ingress.
```release-note
NONE
```
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 limit to the TokenRequest expiration time
**What this PR does / why we need it**:
A new API TokenRequest has been implemented.It improves current serviceaccount model from many ways.
This patch adds limit to TokenRequest expiration time.
**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#63575
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65404, 65323, 65468). 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>.
Remove COS requirement while running e2e nvidia gpu tests.
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65342, 65460). 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>.
Prepare local volumes via hostexec pod instead of SSH
**What this PR does / why we need it**:
Prepare local volumes via hostexec pod. SSH access may be removed in future.
**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#64853
**Special notes for your reviewer**:
For each test, launch a pod for each node to setup volumes when needed.
It uses `nsenter` to enter into host mount namespace to run commands.
Why using `nsenter` command:
- migrate to use hostexec pod (baseimage: alpine:3.6) busybox `losetup` is hard
- alpine does not contain mkfs.ext4 command
- easier to setup local volumes (no need to mount /tmp, /mnt, /dev/, /sys directories)
- only require hostexec pod contains `nsenter` command
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65449, 65373, 49410). 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 kernel config locations for fedora and atomic
**What this PR does / why we need it**:
* Fedora stores its kernel configs in /usr/lib/modules/$(uname -r)/config
* Fedora/CentOS/RHEL atomic hosts use /usr/lib/ostree-boot/$(uname -r), though this location is deprecated
* The lack of these locations in the validator is causing kubeadm to hang on "failed to parse kernel config" in its preflight checking on fedora and atomic host
**Special notes for your reviewer**:
**Release note**:
```release-note
```
Automatic merge from submit-queue (batch tested with PRs 64122, 64936, 65288, 65383). 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 integer divide by zero panic
**What this PR does / why we need it**:
/kind bug
fix integer divide by zero panic when time.Since(start) < 1s
**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#64935
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65377, 63837, 65370, 65294, 65376). 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>.
Remove unneeded sleep from test.
The race condition that required this sleep was fixed in google/cadvisor#1969.
That was vendored in #65334.
```release-note
NONE
```
/assign @jiayingz @vishh
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Introduce scheduler CPU/Memory profile-gathering in density test
This should help us get more reliable/realistic data for scheduler (from our real-cluster scalability tests).
/cc @wojtek-t
fyi - @davidopp @bsalamat @misterikkit
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65290, 65326, 65289, 65334, 64860). 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 a GPUClusterDowngrade test.
**What this PR does / why we need it**:
We actually need a separate GPUClusterDowngrade test to run gpu downgrade tests defined in e.g.,
https://k8s-testgrid.appspot.com/wg-resource-management#gce-1.11-1.10-gpu-master-downgrade
**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
```
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Fix scheduler reset metrics bug in testinfra
/cc @krzysied
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65064, 65218, 65260, 65241, 64372). 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>.
Have the /rootfs rw for containerized node e2e
**What this PR does / why we need it**:
The ``[sig-storage] HostPath [It] should support subPath [NodeConformance]`` test needs it otherwise the kubelet complains with:
```
Jun 19 20:05:27 ip-172-18-11-17.ec2.internal docker[26836]: E0619 20:05:27.495132 26860 kubelet_pods.go:198] failed to create subPath directory for volumeMount "test-volume" of container "test-container-1": cannot create directory /rootfs/tmp/sub-path: read-only file system
```
**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**: The tests are run inside RH infrastructure so no CI tests are needed to run
**Release note**:
```release-note
None
```
Automatic merge from submit-queue (batch tested with PRs 65064, 65218, 65260, 65241, 64372). 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>.
Added attach/mount/check steps to CSI Driver E2E tests
This PR makes the CSI Volume E2E tests actually go through the entire dynamic provisioning pipeline and test attach/mount/check file etc.
Fixes#64927
```release-note
None
```
Automatic merge from submit-queue (batch tested with PRs 65187, 65206, 65223, 64752, 65238). 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>.
Fixed detection of inaccessible AWS encryption key.
AWS provisioner now checks if created encrypted volume gets "Available" or it gets silently deleted by AWS because StorageClass referenced invalid (e.g. non-existing) KMS key for encryption.
This seems to be the only way how to detect such invalid key, because Kubernetes may not have enough permission to check if the key exists.
**Which issue(s) this PR fixes**
Fixes#62171
**Special notes for your reviewer**:
**Release note**:
```release-note
AWS now checks for validity of ecryption key when creating encrypted volumes. Dynamic provisioning of encrypted volume may get slower due to these checks.
```
/sig aws
/sig storage
@kubernetes/sig-aws-misc
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Enable dynamic provisioning tests on AWS.
The tests are not slow, they finish on GCE in ~46 seconds and on AWS
in ~103 seconds.
**Release note**:
```release-note
NONE
```
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Narrow e2e pre-check on scheduler predicates
WaitForAllNodesHealthy actually checks for optional add-ons running on all nodes. The scheduler tests only care about node readiness, so just check for that.
Hit this running scheduler e2e tests downstream on clusters that do not deploy those optional add-ons. The test would just hang and fail unnecessarily
/sig scheduling
```release-note
NONE
```
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>.
Split scheduler latency metric to fine-grained steps
This splits the summary metric we recently added into finer steps. It should be very useful for performance experiments.
/cc @wojtek-t
fyi - @bsalamat @misterikkit
Strictly speaking this is a breaking change, but since this metric was added only ~week ago I think it should fine (we should port this change to 1.11).
```release-note
Split 'scheduling_latency_seconds' metric into finer steps (predicate, priority, premption)
```
Automatic merge from submit-queue (batch tested with PRs 64140, 64898, 65022, 65037, 65027). 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 e2e regression tests for the kubelet being secure
**What this PR does / why we need it**:
This PR does,
1. The kubelet cAdvisor port (4194) can't be reached, neither via the API server proxy nor directly on the public IP address
2. The kubelet read-only port (10255) can't be reached, neither via the API server proxy nor directly on the public IP address
3. The kubelet can delegate ServiceAccount tokens to the API server
4. The kubelet's main port (10250) has both authentication (should fail with no credentials) and authorization (should fail with insufficient permissions) set-up
**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#838
**Special notes for your reviewer**:
/cc luxas tallclair
**Release note**:
```release-note
Add e2e regression tests for the kubelet being secure
```
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>.
Better log line in e2e
**What this PR does / why we need it**:
Very minor improvement to logs in e2e tests when creating a namespace.
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65256, 64236, 64919, 64879, 57932). 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 cluster autoscaler w/NAP test involving GPUs
This is very trivial e2e tests verifying interoperability of Cluster Autoscaler with Node Auto Provisioning and GPUs.
More specific tests to come.
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 64882, 64692, 64389, 60626, 64840). 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>.
[e2e service] Make LB cleanup non-GCE specific
**What this PR does / why we need it**:
From https://github.com/kubernetes/kubernetes/pull/63489#issuecomment-394993272, using `CleanupServiceGCEResources()` in service e2e test broke non-GCE providers. Changed to use `CleanupServiceResources()` instead.
**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 #NONE
**Special notes for your reviewer**:
/assign @karataliu @krzysied
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 64416, 63625, 60967, 64767, 64588). 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>.
Remove Feature:Volume from tests
These tests don't depend on any alpha/beta feature and they have correct `SkipUnlessProviderIs` tests so they run only on proper cloud.
/kind feature
/sig storage
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 65032, 63471, 64104, 64672, 64427). 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 taint behavior consistent for NoSchedule
**What this PR does / why we need it**:
Make taint behavior consistent.
If `TaintNodesByCondition ` is enable, taint node with `NotReady:NoSchedule`.
**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#63420
**Special notes for your reviewer**:
**Release note**:
```release-note
None
```
Automatic merge from submit-queue (batch tested with PRs 64252, 64307, 64163, 64378, 64179). 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 reliable wait for volume server startup.
Remove sleep(20) and check for readiness of volume servers by checking logs.
**Special notes for your reviewer**:
I prefer checking logs over readiness probe, as it's not easy to probe for Ceph/iSCSI/NFS/Gluster server readiness.
```release-note
NONE
```
@jeffvance @copejon @rootfs @msau42, PTAL
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>.
Adding summary metric for scheduling latency
**What this PR does / why we need it**:
Re-introduces histogram metrics for the backward compatibility.
Changes SchedulingLatency metric to satisfy prometheus best practice.
ref #64316
**Release note**:
```release-note
NONE
```
