in scheduling/corev1/nodeaffinity/nodeaffinity.go [112:135]
func NewPreferredSchedulingTerms(terms []v1.PreferredSchedulingTerm, opts ...field.PathOption) (*PreferredSchedulingTerms, error) {
p := field.ToPath(opts...)
var errs []error
parsedTerms := make([]preferredSchedulingTerm, 0, len(terms))
for i, term := range terms {
path := p.Index(i)
if term.Weight == 0 || isEmptyNodeSelectorTerm(&term.Preference) {
continue
}
parsedTerm := preferredSchedulingTerm{
nodeSelectorTerm: newNodeSelectorTerm(&term.Preference, path),
weight: int(term.Weight),
}
if len(parsedTerm.parseErrs) > 0 {
errs = append(errs, parsedTerm.parseErrs...)
} else {
parsedTerms = append(parsedTerms, parsedTerm)
}
}
if len(errs) != 0 {
return nil, errors.Flatten(errors.NewAggregate(errs))
}
return &PreferredSchedulingTerms{terms: parsedTerms}, nil
}