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scanner.go
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scanner.go
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package licensing
import (
"golang.org/x/exp/slices"
dbTypes "github.com/aquasecurity/trivy-db/pkg/types"
"github.com/aquasecurity/trivy/pkg/fanal/types"
)
type ScannerOption struct {
IgnoredLicenses []string
LicenseCategories map[types.LicenseCategory][]string
}
type Scanner struct {
categories map[types.LicenseCategory][]string
}
func NewScanner(categories map[types.LicenseCategory][]string) Scanner {
return Scanner{categories: categories}
}
func (s *Scanner) Scan(licenseName string) (types.LicenseCategory, string) {
for category, names := range s.categories {
if slices.Contains(names, licenseName) {
return category, categoryToSeverity(category).String()
}
}
return types.CategoryUnknown, dbTypes.SeverityUnknown.String()
}
func categoryToSeverity(category types.LicenseCategory) dbTypes.Severity {
switch category {
case types.CategoryForbidden:
return dbTypes.SeverityCritical
case types.CategoryRestricted:
return dbTypes.SeverityHigh
case types.CategoryReciprocal:
return dbTypes.SeverityMedium
case types.CategoryNotice, types.CategoryPermissive, types.CategoryUnencumbered:
return dbTypes.SeverityLow
}
return dbTypes.SeverityUnknown
}