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Provide an e2e skip helper checking for available resource
@janetkuo @dims this is the promised util function, but unfortunately I just learned that dynamic client suffers from the problem I've fixed in the manually written one (https://github.com/kubernetes/kubernetes/pull/29187) I need to look into the dynamic client in that case :/
Automatic merge from submit-queue
test/e2e: up the timeout on AllNodesReady
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**What this PR does / why we need it**: help with flake issue #31855
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
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**Release note**:
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This is not the most glamorous fix, but...
Automatic merge from submit-queue
update taints e2e, restrict taints operation with key, effect
Since taints are now unique by key, effect on a node, this PR is to restrict existing taints adding/removing/updating operations in taints e2e.
Also fixes https://github.com/kubernetes/kubernetes/issues/31066#issuecomment-242870101
Related prior Issue/PR #29362 and #30590
Automatic merge from submit-queue
Log pressure condition, memory usage, events in memory eviction test
I want to log this to help us debug some of the latest memory eviction test flakes, where we are seeing burstable "fail" before the besteffort. I saw (in the logs) attempts by the eviction manager to evict besteffort a while before burstable phase changed to "Failed", but the besteffort's phase appeared to remain "Running". I want to see the pressure condition interleaved with the pod phases to get a sense of the eviction manager's knowledge vs. pod phase.
Automatic merge from submit-queue
Plumb --feature-gates from TEST_ARGS to components in node e2e tests
This means you can set `TEST_ARGS` on the command line, in a `.properties` config for a Jenkins job, etc, to toggle gated features. For example:
`TEST_ARGS='--feature-gates=DynamicKubeletConfig=true'`
/cc @vishh @jlowdermilk
Automatic merge from submit-queue
Return detailed error message for better debugging.
Try to provide more details error message for debugging when this flake #31561 happens again.
@pwittrock
This gives the node e2e test binary a --feature-gates flag that populates a
FeatureGates field on the test context. The value of this field is forwarded
to the kubelet's --feature-gates flag and is also used to populate the global
DefaultFeatureGate object so that statically-linked components see the same
feature gate settings as provided via the flag.
This means that you can set feature gates via the TEST_ARGS environment
variable when running node e2e tests. For example:
TEST_ARGS='--feature-gates=DynamicKubeletConfig=true'
Automatic merge from submit-queue
e2e: log wget output on CheckConnectivityToHost error
Log output might help to diagnose e2e flakes, whether they are caused by dns issues or connection timeouts.
Might help with flake https://github.com/kubernetes/kubernetes/issues/28188.
Automatic merge from submit-queue
add retries for add/update/remove taints on node in taints e2e
fixes taint update conflict in taints e2e by adding retries for add/update/remove taints on node.
ref #27655 and #31066
