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nodeGroup judy IsNil to avoid crashed #2149

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merged 1 commit into from
Jul 23, 2019

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yan234280533
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nodeGroup judy IsNil to avoid crashed

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@k8s-ci-robot k8s-ci-robot added cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Jun 30, 2019
@k8s-ci-robot k8s-ci-robot requested review from losipiuk and piosz June 30, 2019 09:35
@@ -585,7 +585,7 @@ func (csr *ClusterStateRegistry) updateReadinessStats(currentTime time.Time) {
klog.Warningf("Failed to get nodegroup for %s: %v", unregistered.Node.Name, errNg)
continue
}
if nodeGroup == nil {
if nodeGroup == nil || reflect.ValueOf(nodeGroup).IsNil() {
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Did you actually encounter this? I think the cloudprovider which returned nil wrapped in an interface should be fixed. Not this place.

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@yan234280533 yan234280533 Jul 1, 2019

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I actually encounter this. And i found other places judied the value were nil except here.

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/lgtm
/approve

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Jul 23, 2019
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: mwielgus

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@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Jul 23, 2019
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Let's merge this to avoid buggy cloud providers to crash CA. This is lesser evil :/.

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4 participants