/
scan_flags.go
141 lines (128 loc) · 3.75 KB
/
scan_flags.go
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package flag
import (
"golang.org/x/exp/slices"
"golang.org/x/xerrors"
"github.com/aquasecurity/trivy/pkg/types"
)
var (
SkipDirsFlag = Flag{
Name: "skip-dirs",
ConfigName: "scan.skip-dirs",
Value: []string{},
Usage: "specify the directories where the traversal is skipped",
}
SkipFilesFlag = Flag{
Name: "skip-files",
ConfigName: "scan.skip-files",
Value: []string{},
Usage: "specify the file paths to skip traversal",
}
OfflineScanFlag = Flag{
Name: "offline-scan",
ConfigName: "scan.offline",
Value: false,
Usage: "do not issue API requests to identify dependencies",
}
SecurityChecksFlag = Flag{
Name: "security-checks",
ConfigName: "scan.security-checks",
Value: []string{types.SecurityCheckVulnerability, types.SecurityCheckSecret},
Usage: "comma-separated list of what security issues to detect (vuln,config,secret,license)",
}
FilePatternsFlag = Flag{
Name: "file-patterns",
ConfigName: "scan.file-patterns",
Value: []string{},
Usage: "specify config file patterns",
}
SBOMSourcesFlag = Flag{
Name: "sbom-sources",
ConfigName: "scan.sbom-sources",
Value: []string{},
Usage: "[EXPERIMENTAL] try to retrieve SBOM from the specified sources (rekor)",
}
RekorURLFlag = Flag{
Name: "rekor-url",
ConfigName: "scan.rekor-url",
Value: "https://rekor.sigstore.dev",
Usage: "[EXPERIMENTAL] address of rekor STL server",
}
)
type ScanFlagGroup struct {
SkipDirs *Flag
SkipFiles *Flag
OfflineScan *Flag
SecurityChecks *Flag
FilePatterns *Flag
SBOMSources *Flag
RekorURL *Flag
}
type ScanOptions struct {
Target string
SkipDirs []string
SkipFiles []string
OfflineScan bool
SecurityChecks []string
FilePatterns []string
SBOMSources []string
RekorURL string
}
func NewScanFlagGroup() *ScanFlagGroup {
return &ScanFlagGroup{
SkipDirs: &SkipDirsFlag,
SkipFiles: &SkipFilesFlag,
OfflineScan: &OfflineScanFlag,
SecurityChecks: &SecurityChecksFlag,
FilePatterns: &FilePatternsFlag,
SBOMSources: &SBOMSourcesFlag,
RekorURL: &RekorURLFlag,
}
}
func (f *ScanFlagGroup) Name() string {
return "Scan"
}
func (f *ScanFlagGroup) Flags() []*Flag {
return []*Flag{f.SkipDirs, f.SkipFiles, f.OfflineScan, f.SecurityChecks, f.FilePatterns, f.SBOMSources, f.RekorURL}
}
func (f *ScanFlagGroup) ToOptions(args []string) (ScanOptions, error) {
var target string
if len(args) == 1 {
target = args[0]
}
securityChecks, err := parseSecurityCheck(getStringSlice(f.SecurityChecks))
if err != nil {
return ScanOptions{}, xerrors.Errorf("unable to parse security checks: %w", err)
}
sbomSources := getStringSlice(f.SBOMSources)
if err = validateSBOMSources(sbomSources); err != nil {
return ScanOptions{}, xerrors.Errorf("unable to parse SBOM sources: %w", err)
}
return ScanOptions{
Target: target,
SkipDirs: getStringSlice(f.SkipDirs),
SkipFiles: getStringSlice(f.SkipFiles),
OfflineScan: getBool(f.OfflineScan),
SecurityChecks: securityChecks,
FilePatterns: getStringSlice(f.FilePatterns),
SBOMSources: sbomSources,
RekorURL: getString(f.RekorURL),
}, nil
}
func parseSecurityCheck(securityCheck []string) ([]string, error) {
var securityChecks []string
for _, v := range securityCheck {
if !slices.Contains(types.SecurityChecks, v) {
return nil, xerrors.Errorf("unknown security check: %s", v)
}
securityChecks = append(securityChecks, v)
}
return securityChecks, nil
}
func validateSBOMSources(sbomSources []string) error {
for _, v := range sbomSources {
if !slices.Contains(types.SBOMSources, v) {
return xerrors.Errorf("unknown SBOM source: %s", v)
}
}
return nil
}