Files
trivy/pkg/detector/ospkg/alma/alma.go
2025-07-17 06:55:19 +00:00

106 lines
3.1 KiB
Go

package alma
import (
"context"
"strings"
"time"
version "github.com/knqyf263/go-rpm-version"
"golang.org/x/xerrors"
"github.com/aquasecurity/trivy-db/pkg/vulnsrc/alma"
osver "github.com/aquasecurity/trivy/pkg/detector/ospkg/version"
ftypes "github.com/aquasecurity/trivy/pkg/fanal/types"
"github.com/aquasecurity/trivy/pkg/log"
"github.com/aquasecurity/trivy/pkg/scan/utils"
"github.com/aquasecurity/trivy/pkg/types"
)
var (
eolDates = map[string]time.Time{
// Source:
// https://endoflife.date/almalinux
"8": time.Date(2029, 3, 1, 23, 59, 59, 0, time.UTC),
"9": time.Date(2032, 5, 31, 23, 59, 59, 0, time.UTC),
"10": time.Date(2035, 5, 31, 23, 59, 59, 0, time.UTC),
}
)
// Scanner implements the AlmaLinux scanner
type Scanner struct {
vs *alma.VulnSrc
}
// NewScanner is the factory method for Scanner
func NewScanner() *Scanner {
return &Scanner{
vs: alma.NewVulnSrc(),
}
}
// Detect vulnerabilities in package using AlmaLinux scanner
func (s *Scanner) Detect(ctx context.Context, osVer string, _ *ftypes.Repository, pkgs []ftypes.Package) ([]types.DetectedVulnerability, error) {
osVer = osver.Major(osVer)
log.InfoContext(ctx, "Detecting vulnerabilities...", log.String("os_version", osVer),
log.Int("pkg_num", len(pkgs)))
var vulns []types.DetectedVulnerability
var skipPkgs []string
for _, pkg := range pkgs {
if strings.Contains(pkg.Release, ".module_el") && pkg.Modularitylabel == "" {
skipPkgs = append(skipPkgs, pkg.Name)
continue
}
pkgName := addModularNamespace(pkg.Name, pkg.Modularitylabel)
advisories, err := s.vs.Get(osVer, pkgName)
if err != nil {
return nil, xerrors.Errorf("failed to get AlmaLinux advisories: %w", err)
}
installed := utils.FormatVersion(pkg)
installedVersion := version.NewVersion(installed)
for _, adv := range advisories {
fixedVersion := version.NewVersion(adv.FixedVersion)
if installedVersion.LessThan(fixedVersion) {
vuln := types.DetectedVulnerability{
VulnerabilityID: adv.VulnerabilityID,
PkgID: pkg.ID,
PkgName: pkg.Name,
InstalledVersion: installed,
FixedVersion: fixedVersion.String(),
PkgIdentifier: pkg.Identifier,
Layer: pkg.Layer,
DataSource: adv.DataSource,
Custom: adv.Custom,
}
vulns = append(vulns, vuln)
}
}
}
if len(skipPkgs) > 0 {
log.InfoContext(ctx, "Skipped detection of the packages because modular packages cannot be detected correctly due to a bug in AlmaLinux. See also: https://bugs.almalinux.org/view.php?id=173",
log.Any("packages", skipPkgs))
}
return vulns, nil
}
// IsSupportedVersion checks if the version is supported.
func (s *Scanner) IsSupportedVersion(ctx context.Context, osFamily ftypes.OSType, osVer string) bool {
return osver.Supported(ctx, eolDates, osFamily, osver.Major(osVer))
}
func addModularNamespace(name, label string) string {
// e.g. npm, nodejs:12:8030020201124152102:229f0a1c => nodejs:12::npm
var count int
for i, r := range label {
if r == ':' {
count++
}
if count == 2 {
return label[:i] + "::" + name
}
}
return name
}