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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
parent e0b076e08b
commit f5df7b658c
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1 changed files with 4 additions and 0 deletions
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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]