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Code Activity

nfd-master: reject malformed extended resource dynamic capacity assignment

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Reject malformed extended resource dynamic capacity assignment
capacity should be in the form of domain.feature.element,
add logic at func filterExtendedResources to check if true or ignore
ExtendedResource, logging as an error.

Signed-off-by: Carlos Eduardo Arango Gutierrez <eduardoa@nvidia.com>
This commit is contained in:
Carlos Eduardo Arango Gutierrez 2023-04-21 15:23:33 +02:00 • committed by k8s-infra-cherrypick-robot
parent 7bc8829d30
commit 978a07da1c
1 changed files with 4 additions and 0 deletions

4
pkg/nfd-master/nfd-master.go
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@ -713,6 +713,10 @@ func (m *nfdMaster) filterExtendedResources(features *nfdv1alpha1.Features, exte
if strings.HasPrefix(capacity, "@") {
// capacity is a string in the form of attribute.featureset.elements
split := strings.SplitN(capacity[1:], ".", 3)
if len(split) != 3 {
klog.Errorf("capacity %s is not in the form of '@domain.feature.element',. Ignoring Extended Resource %q", capacity, extendedResource)
continue
}
featureName := split[0] + "." + split[1]
elementName := split[2]
attrFeatureSet, ok := features.Attributes[featureName]