/
converter.go
227 lines (210 loc) · 6.46 KB
/
converter.go
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package pkg
import (
"sort"
"time"
ftypes "github.com/aquasecurity/fanal/types"
"github.com/aquasecurity/fanal/analyzer/os"
"github.com/aquasecurity/trivy/pkg/report"
"github.com/future-architect/vuls/models"
)
// Convert :
func Convert(results report.Results) (result *models.ScanResult, err error) {
scanResult := &models.ScanResult{
JSONVersion: models.JSONVersion,
ScannedCves: models.VulnInfos{},
}
pkgs := models.Packages{}
srcPkgs := models.SrcPackages{}
vulnInfos := models.VulnInfos{}
uniqueLibraryScannerPaths := map[string]models.LibraryScanner{}
for _, trivyResult := range results {
for _, vuln := range trivyResult.Vulnerabilities {
if _, ok := vulnInfos[vuln.VulnerabilityID]; !ok {
vulnInfos[vuln.VulnerabilityID] = models.VulnInfo{
CveID: vuln.VulnerabilityID,
Confidences: models.Confidences{
{
Score: 100,
DetectionMethod: models.TrivyMatchStr,
},
},
AffectedPackages: models.PackageFixStatuses{},
CveContents: models.CveContents{},
LibraryFixedIns: models.LibraryFixedIns{},
// VulnType : "",
}
}
vulnInfo := vulnInfos[vuln.VulnerabilityID]
var notFixedYet bool
fixState := ""
if len(vuln.FixedVersion) == 0 {
notFixedYet = true
fixState = "Affected"
}
var references models.References
for _, reference := range vuln.References {
references = append(references, models.Reference{
Source: "trivy",
Link: reference,
})
}
sort.Slice(references, func(i, j int) bool {
return references[i].Link < references[j].Link
})
var published time.Time
if vuln.PublishedDate != nil {
published = *vuln.PublishedDate
}
var lastModified time.Time
if vuln.LastModifiedDate != nil {
lastModified = *vuln.LastModifiedDate
}
vulnInfo.CveContents = models.CveContents{
models.Trivy: []models.CveContent{{
Cvss3Severity: vuln.Severity,
References: references,
Title: vuln.Title,
Summary: vuln.Description,
Published: published,
LastModified: lastModified,
}},
}
// do onlyIif image type is Vuln
if IsTrivySupportedOS(trivyResult.Type) {
pkgs[vuln.PkgName] = models.Package{
Name: vuln.PkgName,
Version: vuln.InstalledVersion,
}
vulnInfo.AffectedPackages = append(vulnInfo.AffectedPackages, models.PackageFixStatus{
Name: vuln.PkgName,
NotFixedYet: notFixedYet,
FixState: fixState,
FixedIn: vuln.FixedVersion,
})
} else {
vulnInfo.LibraryFixedIns = append(vulnInfo.LibraryFixedIns, models.LibraryFixedIn{
Key: trivyResult.Type,
Name: vuln.PkgName,
Path: trivyResult.Target,
FixedIn: vuln.FixedVersion,
})
libScanner := uniqueLibraryScannerPaths[trivyResult.Target]
libScanner.Type = trivyResult.Type
libScanner.Libs = append(libScanner.Libs, models.Library{
Name: vuln.PkgName,
Version: vuln.InstalledVersion,
FilePath: vuln.PkgPath,
})
uniqueLibraryScannerPaths[trivyResult.Target] = libScanner
}
vulnInfos[vuln.VulnerabilityID] = vulnInfo
}
// --list-all-pkgs flg of trivy will output all installed packages, so collect them.
if trivyResult.Class == report.ClassOSPkg {
for _, p := range trivyResult.Packages {
pkgs[p.Name] = models.Package{
Name: p.Name,
Version: p.Version,
}
if p.Name != p.SrcName {
if v, ok := srcPkgs[p.SrcName]; !ok {
srcPkgs[p.SrcName] = models.SrcPackage{
Name: p.SrcName,
Version: p.SrcVersion,
BinaryNames: []string{p.Name},
}
} else {
v.AddBinaryName(p.Name)
srcPkgs[p.SrcName] = v
}
}
}
} else if trivyResult.Class == report.ClassLangPkg {
libScanner := uniqueLibraryScannerPaths[trivyResult.Target]
libScanner.Type = trivyResult.Type
for _, p := range trivyResult.Packages {
libScanner.Libs = append(libScanner.Libs, models.Library{
Name: p.Name,
Version: p.Version,
FilePath: p.FilePath,
})
}
uniqueLibraryScannerPaths[trivyResult.Target] = libScanner
}
}
// flatten and unique libraries
libraryScanners := make([]models.LibraryScanner, 0, len(uniqueLibraryScannerPaths))
for path, v := range uniqueLibraryScannerPaths {
uniqueLibrary := map[string]models.Library{}
for _, lib := range v.Libs {
uniqueLibrary[lib.Name+lib.Version] = lib
}
var libraries []models.Library
for _, library := range uniqueLibrary {
libraries = append(libraries, library)
}
sort.Slice(libraries, func(i, j int) bool {
return libraries[i].Name < libraries[j].Name
})
libscanner := models.LibraryScanner{
Type: v.Type,
LockfilePath: path,
Libs: libraries,
}
libraryScanners = append(libraryScanners, libscanner)
}
sort.Slice(libraryScanners, func(i, j int) bool {
return libraryScanners[i].LockfilePath < libraryScanners[j].LockfilePath
})
scanResult.ScannedCves = vulnInfos
scanResult.Packages = pkgs
scanResult.SrcPackages = srcPkgs
scanResult.LibraryScanners = libraryScanners
return scanResult, nil
}
// IsTrivySupportedOS :
func IsTrivySupportedOS(family string) bool {
supportedFamilies := map[string]interface{}{
os.RedHat: struct{}{},
os.Debian: struct{}{},
os.Ubuntu: struct{}{},
os.CentOS: struct{}{},
os.Rocky: struct{}{},
os.Alma: struct{}{},
os.Fedora: struct{}{},
os.Amazon: struct{}{},
os.Oracle: struct{}{},
os.Windows: struct{}{},
os.OpenSUSE: struct{}{},
os.OpenSUSELeap: struct{}{},
os.OpenSUSETumbleweed: struct{}{},
os.SLES: struct{}{},
os.Photon: struct{}{},
os.Alpine: struct{}{},
}
_, ok := supportedFamilies[family]
return ok
}
// IsTrivySupportedLib :
func IsTrivySupportedLib(typestr string) bool {
supportedLibs := map[string]interface{}{
ftypes.Bundler: struct{}{},
ftypes.GemSpec: struct{}{},
ftypes.Cargo: struct{}{},
ftypes.Composer: struct{}{},
ftypes.Npm: struct{}{},
ftypes.NuGet: struct{}{},
ftypes.Pip: struct{}{},
ftypes.Pipenv: struct{}{},
ftypes.Poetry: struct{}{},
ftypes.PythonPkg: struct{}{},
ftypes.NodePkg: struct{}{},
ftypes.Yarn: struct{}{},
ftypes.Jar: struct{}{},
ftypes.Pom: struct{}{},
ftypes.GoBinary: struct{}{},
ftypes.GoMod: struct{}{},
}
_, ok := supportedLibs[typestr]
return ok
}