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should check all error in ResourceCollector.Start()
Signed-off-by: yanxuean <yan.xuean@zte.com.cn>
**What this PR does / why we need it**:
1. We should check both errors.
test/e2e_node/resource_collector.go
```
func (r *ResourceCollector) Start() {
// Get the cgroup container names for kubelet and runtime
kubeletContainer, err := getContainerNameForProcess(kubeletProcessName, "")
runtimeContainer, err := getContainerNameForProcess(framework.TestContext.ContainerRuntimeProcessName, framework.TestContext.ContainerRuntimePidFile)
if err == nil {
systemContainers = map[string]string{
stats.SystemContainerKubelet: kubeletContainer,
stats.SystemContainerRuntime: runtimeContainer,
}
}
```
2. redundant compare
The Timestamp.Equal is unlikely to occur, because we have met Timestamp.Before.
```
if oldStats, ok := oldStatsMap[name]; ok && oldStats.Timestamp.Before(newStats.Timestamp) {
if oldStats.Timestamp.Equal(newStats.Timestamp) {
continue
}
r.buffers[name] = append(r.buffers[name], computeContainerResourceUsage(name, oldStats, newStats))
}
```
**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
```
/sig-node
Automatic merge from submit-queue (batch tested with PRs 67100, 67426). 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>.
porting e2e_node lifecycle testcases into e2e folder under common
a) Shifted (and renamed) file existing in e2e_node to e2e/common.
b) Added these tests to the conformance suite:
- "should execute poststart exec hook properly"
- "should execute prestop exec hook properly"
- "should execute poststart http hook properly"
- "should execute prestop http hook properly"
[reference issue](https://github.com/kubernetes/kubernetes/issues/67086) explaining the effort.
Automatic merge from submit-queue (batch tested with PRs 67071, 66906, 66722, 67276, 67039). 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>.
#50102 Task 1: Move apimachinery/pkg/watch.Until into client-go/tools/watch.UntilWithoutRetry
**What this PR does / why we need it**:
This is a split off from https://github.com/kubernetes/kubernetes/pull/50102 to go in smaller pieces.
Moves `apimachinery/pkg/watch.Until` into `client-go/tools/watch.UntilWithoutRetry` and adds context so it is cancelable.
**Release note**:
```release-note
NONE
```
**Dev release note**:
```dev-release-note
`apimachinery/pkg/watch.Until` has been moved to `client-go/tools/watch.UntilWithoutRetry`.
While switching please consider using the new `client-go/tools/watch.UntilWithSync` or `client-go/tools/watch.Until`.
```
/cc @smarterclayton @kubernetes/sig-api-machinery-pr-reviews
/milestone v1.12
/priority important-soon
/kind bug
(bug after the main PR which is this split from)
All e2e test images are now using multi-arch manifests so we should stop
looking up and using images that are specific to runtime.GOARCH
Change-Id: I5f3fd6e9a42b9fb88891c19e28a2dfcf7a14be82
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Remove [Conformance] from tests in test/e2e_node
Conformance tests live inside of test/e2e, none of the tests currently
tagged as `[Conformance]` in test/e2e_node actually get run when you run
the conformance tests with e2e.test (either directly or indirectly with
sonobuoy)
If these tests make sense as both `[NodeConformance]` and `[Conformance]`
tests, they should be ported to test/e2e/common
/kind cleanup
/area conformance
/sig architecture
/cc @bgrant0607 @smarterclayton @timothysc
/sig node
/cc @yujuhong
ref: https://github.com/kubernetes/kubernetes/issues/66875
```release-note
NONE
```
None of these tests actually run as part of e2e testing, which is
the only way conformance tests are kicked off. They should not be
included as part of the conformance suite unless they live in
test/e2e/common
Use the same pattern everywhere in the e2e test
harness, use busybox (from dockerhub) instead
of using the one from k8s.gcr.io registry.
Change-Id: I57c3b867408c1f9478a8909c26744ea0368ff003
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Use probe based plugin watcher mechanism in Device Manager
**What this PR does / why we need it**:
Uses this probe based utility in the device plugin manager.
**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#56944
**Notes For Reviewers**:
Changes are backward compatible and existing device plugins will continue to work. At the same time, any new plugins that has required support for probing model (Identity service implementation), will also work.
**Release note**
```release-note
Add support kubelet plugin watcher in device manager.
```
/sig node
/area hw-accelerators
/cc /cc @jiayingz @RenaudWasTaken @vishh @ScorpioCPH @sjenning @derekwaynecarr @jeremyeder @lichuqiang @tengqm @saad-ali @chakri-nelluri @ConnorDoyle
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Remove --cadvisor-port - has been deprecated since v1.10
**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#56523
**Special notes for your reviewer**:
- Deprecated in https://github.com/kubernetes/kubernetes/pull/59827 (v1.10)
- Disabled in https://github.com/kubernetes/kubernetes/pull/63881 (v1.11)
**Release note**:
```release-note
[action required] The formerly publicly-available cAdvisor web UI that the kubelet started using `--cadvisor-port` is now entirely removed in 1.12. The recommended way to run cAdvisor if you still need it, is via a DaemonSet.
```
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
```
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.
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.
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. 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 metadata to kubelet eviction event annotations
**What this PR does / why we need it**:
Add annotations to kubelet eviction events. Annotations include
"offending_containers" : comma-seperated list of containers.
"offending_containers_usage": comma-seperated list of usage.
"starved_resource": v1.ResourceName of the starved resource
**Special notes for your reviewer**:
Adding annotations to events required changing the `EventRecorder` interface to add a `AnnotatedEventf` function, which can add annotations to an event.
**Release note**:
```release-note
NONE
```
/assign @dchen1107
cc @mwielgus @schylek @kgrygiel
Automatic merge from submit-queue (batch tested with PRs 64456, 64457, 64472). 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 node: mark pod cgroup test as [NodeConformance]
**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 64456, 64457, 64472). 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 dynamic kubelet config tests
**What this PR does / why we need it**:
The default for dynamic kubelet config is now true, so if it is unset, assume it is enabled for testing.
**Release note**:
```release-note
NONE
```
/sig node
/kind bug
/priority critical-urgent
/assign @mtaufen
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add colon separators to improve readability of test names
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 61963, 64279, 64130, 64125, 64049). 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 node-exclusive tags to tests in test/e2e_node
Original issue: #59001
Depends on: #64128
Add node-exclusive tags based on the [proposal](https://docs.google.com/document/d/1BdNVUGtYO6NDx10x_fueRh_DLT-SVdlPC_SsXjYCHOE/edit#)
Follow-up PRs will:
- Tag the tests in `test/e2e/common`
- Change the test job configurations to use the new tests
- Remove the unused, non-node-exclusive tags in `test/e2e_node`
**Release note**:
```release-note
NONE
```
Automatic merge from submit-queue (batch tested with PRs 64013, 63896, 64139, 57527, 62102). 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 dynamic config metrics
This PR exports config-releated metrics from the Kubelet.
The Guages for active, assigned, and last-known-good config can be used
to identify config versions and produce aggregate counts across several
nodes. The error-reporting Gauge can be used to determine whether a node
is experiencing a config-related error, and to prodouce an aggregate
count of nodes in an error state.
https://github.com/kubernetes/features/issues/281
```release-note
The Kubelet now exports metrics that report the assigned (node_config_assigned), last-known-good (node_config_last_known_good), and active (node_config_active) config sources, and a metric indicating whether the node is experiencing a config-related error (node_config_error). The config source metrics always report the value 1, and carry the node_config_name, node_config_uid, node_config_resource_version, and node_config_kubelet_key labels, which identify the config version. The error metric reports 1 if there is an error, 0 otherwise.
```
Automatic merge from submit-queue (batch tested with PRs 64013, 63896, 64139, 57527, 62102). 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>.
Refactor test utils that deal with Kubelet metrics for clarity
I found these functions hard to understand, because the names did not
accurately reflect their behavior. For example, GetKubeletMetrics
assumed that all of the metrics passed in were measuring latency.
The caller of GetKubeletMetrics was implicitly making this assumption,
but it was not obvious at the call site.
```release-note
NONE
```
This PR exports config-releated metrics from the Kubelet.
The Guages for active, assigned, and last-known-good config can be used
to identify config versions and produce aggregate counts across several
nodes. The error-reporting Gauge can be used to determine whether a node
is experiencing a config-related error, and to prodouce an aggregate
count of nodes in an error state.
