Automatic merge from submit-queue (batch tested with PRs 58645, 59211). 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>.
Fixing node labels assignment for random order tests execution
**What this PR does / why we need it**:
For some vsphere cloud provider e2e test cases, we are setting node labels to control pod scheduling on specific node.
When these e2e tests are executed in random order from testsuite, they are overwriting node labels, so some tests were failing to schedule pod on desired node. Tests are failing with following error.
```
“FailedScheduling: No nodes are available that match all of the predicates: MatchNodeSelector (5), NodeUnschedulable (1).
```
This PR is fixing the above issue with setting distinct node label key for each test group within test suite.
**Which issue(s) this PR fixes**
Fixes #
**Special notes for your reviewer**:
Executed testsuites containing tests from both files using following script.
```
GINKGO_FOCUS[0]="Volume\sPlacement"
GINKGO_FOCUS[1]="Volume\sDisk\sFormat"
REGEX="--ginkgo.focus="$(IFS='|' ; echo "${GINKGO_FOCUS[*]}")
go run hack/e2e.go --check-version-skew=false --v --test --test_args="${REGEX}"
```
All test passed.
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 55606, 59185, 58763, 59072, 59251). 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>.
Introduce apiserver profile-gathering in our testing framework
This enables automatic collection of CPU/Memory profiles for apiserver - saving us some effort while doing scalability experiments.
/cc @wojtek-t @porridge @kubernetes/sig-scalability-misc
```release-note
NONE
```
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add basic functionality deployment integration tests
**What this PR does / why we need it**:
This PR adds basic deployment integration tests.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
xref #52113
**Release note**:
```release-note
NONE
```
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Perform resize of mounted volume if necessary
Under certain conditions - we must perform resize of volume even when it is mounted. This enables us to get around problem of resizing volumes used by deployments etc.
```release-note
Allow expanding mounted volumes
```
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[e2e ingress-gce] Retrieve the correct health check resource
**What this PR does / why we need it**:
Previously the test retrieves a random health check resource and assumes it belongs to the test ingress, which is wrong when multiple ingress tests are running simultaneously.
Example failure: https://k8s-gubernator.appspot.com/build/kubernetes-jenkins/logs/ci-ingress-gce-e2e/533
**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 @rramkumar1 @nicksardo
**Release note**:
```release-note
NONE
```
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Ensure that the runtime mounts RO volumes read-only
**What this PR does / why we need it**:
This change makes it so that containers cannot write to secret, configMap, downwardAPI and projected volumes since the runtime will now mount them read-only. This change makes things less confusing for a user since any attempt to update a secret volume will result in an error rather than a successful change followed by a revert by the kubelet when the volume next syncs.
It also adds a feature gate `ReadOnlyAPIDataVolumes` to a provide a way to disable the new behavior in 1.10, but for 1.11, the new behavior will become non-optional.
Also, E2E tests for downwardAPI and projected volumes are updated to mount the volumes somewhere other than /etc.
**Which issue(s) this PR fixes**
Fixes#58719
**Release note**:
```release-note
Containers now mount secret, configMap, downwardAPI and projected volumes read-only. Previously,
container modifications to files in these types of volumes were temporary and reverted by the kubelet
during volume sync. Until version 1.11, setting the feature gate ReadOnlyAPIDataVolumes=false will
preserve the old behavior.
```
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[GCE Ingress e2e] Add test for pre-shared certificate
**What this PR does / why we need it**:
Add an e2e test for the pre-shared certificate feature (`ingress.gcp.kubernetes.io/pre-shared-cert`). Also made some changes to ingress_util.go mostly for certificate generation and polling on ingress.
**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 @rramkumar1 @nicksardo
**Release note**:
```release-note
NONE
```
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Postpone PV deletion with finalizer when it is being used
Postpone PV deletion if it is bound to a PVC
xref: https://github.com/kubernetes/community/pull/1608
**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#33355
**Special notes for your reviewer**:
**Release note**:
```release-note
Postpone PV deletion when it is being bound to a PVC
```
WIP, assign to myself first
/assign @NickrenREN
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Fix flaky AdmissionWebhook e2e tests.
**What this PR does / why we need it**: Several of the tests("It") in the e2e suite reuse the config name.
Since these tests can be running in parallel, causing intermittant
failures.
Changes the test so each test uses a different name.
Restructured the tests to make it easier to make sure the name in a
test is being used consistently.
**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#58855
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
Add a feature gate ReadOnlyAPIDataVolumes to a provide a way to
disable the new behavior in 1.10, but for 1.11, the new
behavior will become non-optional.
Also, update E2E tests for downwardAPI and projected volumes
to mount the volumes somewhere other than /etc.
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>.
PVC Protection E2E Tests for Failed Scheduling
**What this PR does / why we need it**:
Change in scheduler that causes that scheduling of a pod that uses PVC that is being deleted fails was introduced in:
- https://github.com/kubernetes/kubernetes/pull/55957
This PR adds an E2E test for the above merged PR.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
N/A
**Special notes for your reviewer**:
N/A
**Release note**:
```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 gce-ingress e2e test for sync failure case
**What this PR does / why we need it**:
Add a test that verifies sync failures on some inrgesses would not stop gce ingress controller from syncing others.
Basically:
- Create two ingresses each has something wrong (TLS missing, backend missing etc.).
- Create a normal ingress and test it works.
- Update this ingress and test it takes effect.
**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**:
Ref https://docs.google.com/document/d/1E2ufxZGujFCYKYOsvBjb4VMNjBy8CM-MMycoT_UVwIs/edit#heading=h.wxzdzliw64t8.
/assign @rramkumar1 @nicksardo
**Release note**:
```release-note
NONE
```
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[e2e util] Remove static IP functions based on gcloud
**What this PR does / why we need it**:
Use GCE library for static IP instead of calling gcloud in e2e test.
**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**:
**Release note**:
```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>.
Do not use ifupdown commands
**What this PR does / why we need it**:
The ifupdown commands (ifup and ifdown) are not useful on many modern
distributions. Instead, the "ip link set" set of commands are standard
linux utilities and should be available everywhere (see
http://baturin.org/docs/iproute2/).
ipupdown utilities have the added quirk that they return 0 on failure,
which makes the changed line fail silently in case ifdown didn't bring
the network down.
**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
```
The ifupdown commands (ifup and ifdown) are not useful on many modern
distributions. Instead, the "ip link set" set of commands are standard
linux utilities and should be available everywhere (see
http://baturin.org/docs/iproute2/).
ipupdown utilities have the added quirk that they return 0 on failure,
which makes the changed line fail silently in case ifdown didn't bring
the network down.
After the interface was brought back up, renew DHCP requests to ensure
the network is actually useable.
Signed-off-by: Chris Glass <chris.glass@canonical.com>
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Fixes ci-ingress-gce-upgrade-e2e
**What this PR does / why we need it**:
This PR fixes the broken ci-ingress-gce-upgrade-e2e job. The issue was that the ingress was being deleted by the test framework before the upgraded ingress could properly sync. Therefore, the resources were never cleaned up, which caused test failure.
```release-note
None
```
cc @MrHohn
/assign @bowei
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Fixes for HostIPC tests to work when Docker has SELinux support enabled.
**What this PR does / why we need it**:
Fixes for HostIPC tests to work when Docker has SELinux support enabled.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
N/A
**Special notes for your reviewer**:
The core of the matter is to use `ipcs` from util-linux rather than the one from busybox. The typical SELinux policy has enough to allow Docker containers (running under svirt_lxc_net_t SELinux type) to access IPC information by reading the contents of the files under /proc/sysvipc/, but not by using the shmctl etc. syscalls.
The `ipcs` implementation in busybox will use `shmctl(0, SHM_INFO, ...)` to detect whether it can read IPC info (see source code [here](https://git.busybox.net/busybox/tree/util-linux/ipcs.c?h=1_28_0#n138)), while the one in util-linux will prefer to read from the /proc files directly if they are available (see source code [here](https://github.com/karelzak/util-linux/blob/v2.27.1/sys-utils/ipcutils.c#L108)).
It turns out the SELinux policy doesn't allow the shmctl syscalls in an unprivileged container, while access to it through the /proc interface is fine. (One could argue this is a bug in the SELinux policy, but getting it fixed on stable OSs is hard, and it's not that hard for us to test it with an util-linux `ipcs`, so I propose we do so.)
This PR also contains a refactor of the code setting IpcMode, since setting it in the "common options" function is misleading, as on containers other than the sandbox, it ends up always getting overwritten, so let's only set it to "host" in the Sandbox.
It also has a minor fix for the `ipcmk` call, since support for size suffix was only introduced in recent versions of it.
**Release note**:
```release-note
NONE
```
DeferredDiscoveryRESTMapper won't automatically `Reset` itself before its
initial use, since actually trying to construct the delegate will error
out before it gets a chance to `Reset` itself. Ergo, we have to
manually call `Reset` before use.
Automatic merge from submit-queue (batch tested with PRs 57322, 57723, 58706, 59004, 58857). 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>.
Skip rescheduler test.
Skip the rescheduler test per discussion https://github.com/kubernetes/kubernetes/issues/59002.
The test `[sig-scheduling] Rescheduler [Serial] should ensure that critical pod is scheduled in case there is no resources available` has failing for a long time. And the serial suite is never green because of it. https://k8s-testgrid.appspot.com/google-gce#gci-gce-serial
@kubernetes/sig-scheduling-misc
Signed-off-by: Lantao Liu <lantaol@google.com>
**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 57322, 57723, 58706, 59004, 58857). 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 downgrade test for ingress-gce
**What this PR does / why we need it**:
This PR improves the existing downgrade e2e test for ingress-gce. Specifically, we add a test which downgrades ingress from an image built from HEAD to the latest release image.
```release-note
None
```
Several of the tests("It") in the e2e suite reuse the config name.
Since these tests can be running in parallel, causing intermittant
failures.
Changes the test so each test uses a different name.
Restructured the tests to make it easier to make sure the name in a
test is being used consistently.
Fix feedback from @caesarxuchao
Fixed format.
Automatic merge from submit-queue (batch tested with PRs 58955, 58968, 58971, 58963, 58298). 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>.
removes the remainder from ScalerFor method
**What this PR does / why we need it**:
this PR removes existing scalers from `ScalerFor` method
**Release note**:
```release-note
NONE
```
all remaining scalers were replaced by GenericScaler exept JobScaler.
It is not clear whether JobScaler could use generic scaler or not.
For more details see the pull request.
Automatic merge from submit-queue (batch tested with PRs 55792, 58342). 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 Statefulset controller and its e2e tests to use apps/v1
**What this PR does / why we need it**:
Promotes the statefulset controller to use to use the latest apps group [apps/v1](https://github.com/kubernetes/kubernetes/pull/53679)
**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/kubernetes/kubernetes/issues/55714
**Special notes for your reviewer**:
* Listerexpansion for v1 `k8s.io/client-go/listers/apps/v1` (was recently done for v1beta2)
* `v1beta2` && `v1` had `ObservedGeneration` as `int64` where as `v1beta1` and rest of the code (including conversion) is expecting `ObservedGeneration` to be `*int64`
```
type StatefulSetStatus struct {
// observedGeneration is the most recent generation observed for this StatefulSet. It corresponds to the
// StatefulSet's generation, which is updated on mutation by the API Server.
// +optional
ObservedGeneration int64 `json:"observedGeneration,omitempty" protobuf:"varint,1,opt,name=observedGeneration"`
```
* for kubectl's `rollback` and `history` commands a couple functions have been duplicated to allow us to use `v1` version instead of `v1beta1` for statefulsets, while the older functions are still used by other controllers.
We should be able to remove these duplicates once all the controllers are moved.
If this aligns with the plan then i could move other controllers too.
cc: @kow3ns
**Release note**:
```release-note
NONE
```
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Add binary configmap
Reviving code from https://github.com/kubernetes/kubernetes/pull/33549 submitted by @zreigz
**What this PR does / why we need it**:
Add support for binary files in ConfigMap
**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#32432
**Special notes for your reviewer**:
**Release note**:
```release-note
ConfigMap objects now support binary data via a new `binaryData` field. When using `kubectl create configmap --from-file`, files containing non-UTF8 data will be placed in this new field in order to preserve the non-UTF8 data. Use of this feature requires 1.10+ apiserver and kubelets.
```
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Tag multi-az cluster volume e2e test with sig-storage
Follow-on from #58726 to make it clear that responsibility for the test is shared between @kubernetes/sig-scheduling-pr-reviews and @kubernetes/sig-storage-pr-reviews.
```release-note
NONE
```
cc: @bsalamat @timothysc
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Created bootstrap logic for vSphere test
**What this PR does / why we need it**:
Add bootstrapping logic and Context for vSphere tests. This context can be utilized to hold information like node-vsphere mapping, which needs to be initialized only once per test suit run.
sync.Once takes care of executing bootstrapping only once for all the specs. 'waiting' channel takes care of making sure that parallel test spec executions wait for bootstrapping to finish before moving on.
**Which issue(s) this PR fixes**
Fixes https://github.com/vmware/kubernetes/issues/437, partly
**Special notes for your reviewer**:
Successfully ran make.
Tested by added additional log messages to bootstrap process (now removed). Made sure bootstrapping logic is getting invoked just once and bootstrapping is done by the time It-blocks are executed.
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 58302, 58782, 58555, 58741). 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 it possible to override the driver installer daemonset url from test-infra.
This will enable things like kubernetes/test-infra#6430
/kind enhancement
/sig testing
/sig scheduling
**Release note**:
```release-note
NONE
```
/assign @jiayingz @vishh
This ensures the `ipcs` command from util-linux will be used, which
succeeds when Docker is running with SELinux enabled (while the one from
busybox fails.)
Tested: On a host with Docker running with SELinux enabled:
$ make test-e2e-node REMOTE=true FOCUS="host IPC"
• [SLOW TEST:17.272 seconds] (passed)
[k8s.io] Security Context
when creating a pod in the host IPC namespace
should show the shared memory ID in the host IPC containers
• [SLOW TEST:20.419 seconds] (passed)
[k8s.io] Security Context
when creating a pod in the host IPC namespace
should not show the shared memory ID in the non-hostIPC containers
Ran 2 of 257 Specs in 43.934 seconds
SUCCESS! -- 2 Passed | 0 Failed | 0 Pending | 255 Skipped
