Skip to content

feat: support chainguard/wolfi OS #357

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
pohanhuang wants to merge 2 commits into
base: main
Choose a base branch
from
Open

feat: support chainguard/wolfi OS #357

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
a95c34a
feat: support chainguard/wolfi OS
pohanhuang Apr 22, 2026
ab8a90e
fix: pr comment
pohanhuang Apr 23, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
23 changes: 23 additions & 0 deletions common/common.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,29 @@ type CVSS struct {
Score float64
}

const (
// APKPackageFile is the legacy APK installed database path.
APKPackageFile = "lib/apk/db/installed"
// APKPackageFileUsrmerge is the Wolfi/Chainguard path after usrmerge.
APKPackageFileUsrmerge = "usr/lib/apk/db/installed"
)

func APKPackageFiles() []string {
return []string{
APKPackageFile,
APKPackageFileUsrmerge,
}
}

func IsAPKPackageFile(filename string) bool {
switch filename {
case APKPackageFile, APKPackageFileUsrmerge:
return true
default:
return false
}
}

// database format

type KeyVersion struct {
Expand Down
28 changes: 18 additions & 10 deletions common/db.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,8 @@ const (
DBSuse
DBPhoton
DBRocky
DBWolfi
DBChainguard
DBMax
)

Expand All @@ -67,16 +69,18 @@ type dbSpace struct {

var DBS dbSpace = dbSpace{
Buffers: [DBMax]dbBuffer{
DBUbuntu: {Name: "ubuntu"},
DBDebian: {Name: "debian"},
DBCentos: {Name: "centos"},
DBAlpine: {Name: "alpine"},
DBAmazon: {Name: "amazon"},
DBOracle: {Name: "oracle"},
DBMariner: {Name: "mariner"},
DBPhoton: {Name: "photon"},
DBSuse: {Name: "suse"},
DBRocky: {Name: "rocky"},
DBUbuntu: {Name: "ubuntu"},
DBDebian: {Name: "debian"},
DBCentos: {Name: "centos"},
DBAlpine: {Name: "alpine"},
DBAmazon: {Name: "amazon"},
DBOracle: {Name: "oracle"},
DBMariner: {Name: "mariner"},
DBPhoton: {Name: "photon"},
DBSuse: {Name: "suse"},
DBRocky: {Name: "rocky"},
DBWolfi: {Name: "wolfi"},
DBChainguard: {Name: "chainguard"},
},
}

Expand Down Expand Up @@ -765,6 +769,10 @@ var fileList = []string{
"oracle_full.tb",
"suse_index.tb",
"suse_full.tb",
"wolfi_index.tb",
"wolfi_full.tb",
"chainguard_index.tb",
"chainguard_full.tb",
"apps.tb",
RHELCpeMapFile,
}
Expand Down
25 changes: 1 addition & 24 deletions common/db_test.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,30 +24,7 @@ import (
)

var (
files = []string{
"ubuntu_index.tb",
"ubuntu_full.tb",
"debian_index.tb",
"debian_full.tb",
"centos_index.tb",
"centos_full.tb",
"alpine_index.tb",
"alpine_full.tb",
"amazon_index.tb",
"amazon_full.tb",
"mariner_full.tb",
"mariner_index.tb",
"photon_full.tb",
"photon_index.tb",
"oracle_index.tb",
"oracle_full.tb",
"suse_index.tb",
"suse_full.tb",
"apps.tb",
"rhel-cpe.map",
"rocky_index.tb",
"rocky_full.tb",
}
files = append([]string(nil), fileList[1:]...)
defaultVer = "1.000"
wrongKey = []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}
fakeTime = time.Date(2025, 12, 12, 0, 0, 0, 0, time.UTC)
Expand Down
6 changes: 6 additions & 0 deletions cvetools/cvesearch.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -932,6 +932,12 @@ func os2DB(ns *detectors.Namespace) (string, int) {
majorVersion := majorVersion(r[2])
nsName = "rocky:" + majorVersion
db = common.DBRocky
case "wolfi":
nsName = "wolfi:rolling"
db = common.DBWolfi
case "chainguard":
nsName = "chainguard:rolling"
db = common.DBChainguard
}
}
return nsName, db
Expand Down
26 changes: 14 additions & 12 deletions cvetools/cvetools_test.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -17,18 +17,20 @@ func TestSelectDB(t *testing.T) {
}

tests := map[string]result{
"alpine:3.4.6": {"alpine:3.4", common.DBAlpine},
"rhel:8.3": {"centos:8", common.DBCentos},
"mariner:1.0": {"mariner:1.0", common.DBMariner},
"opensuse-leap:15.2": {"sles:l15.2", common.DBSuse},
"ol:7.8.2": {"oracle:7", common.DBOracle},
"ubuntu:7.1": {"ubuntu:7.1", common.DBUbuntu},
"debian:3.1": {"debian:3.1", common.DBDebian},
"server:5.4": {"centos:5", common.DBCentos},
"centos:5.4": {"centos:5", common.DBCentos},
"amzn:1.8": {"amzn:1", common.DBAmazon},
"sles:2.7": {"sles:2.7", common.DBSuse},
"opensuse-leap:2.7": {"sles:l2.7", common.DBSuse},
"alpine:3.4.6": {"alpine:3.4", common.DBAlpine},
"rhel:8.3": {"centos:8", common.DBCentos},
"mariner:1.0": {"mariner:1.0", common.DBMariner},
"opensuse-leap:15.2": {"sles:l15.2", common.DBSuse},
"ol:7.8.2": {"oracle:7", common.DBOracle},
"ubuntu:7.1": {"ubuntu:7.1", common.DBUbuntu},
"debian:3.1": {"debian:3.1", common.DBDebian},
"server:5.4": {"centos:5", common.DBCentos},
"centos:5.4": {"centos:5", common.DBCentos},
"amzn:1.8": {"amzn:1", common.DBAmazon},
"sles:2.7": {"sles:2.7", common.DBSuse},
"opensuse-leap:2.7": {"sles:l2.7", common.DBSuse},
"wolfi:20230201": {"wolfi:rolling", common.DBWolfi},
"chainguard:20230201": {"chainguard:rolling", common.DBChainguard},
}

for os, r := range tests {
Expand Down
24 changes: 11 additions & 13 deletions cvetools/image.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ import (
"github.com/neuvector/neuvector/share/scan/registry"
"github.com/neuvector/neuvector/share/scan/secrets"
"github.com/neuvector/neuvector/share/utils"
"github.com/neuvector/scanner/common"
"github.com/quay/clair/v2/pkg/tarutil"
)

Expand Down Expand Up @@ -445,25 +446,22 @@ func getImageLayerIterate(
}

pathMap, err := selectiveFilesFromPath(layerPath, maxFileSize, func(path, fullpath string) bool {
if scan.OSPkgFiles.Contains(path) || scan.IsAppsPkgFile(path, fullpath) {
switch {
case scan.OSPkgFiles.Contains(path), common.IsAPKPackageFile(path), scan.IsAppsPkgFile(path, fullpath):
return true
}
if isBitNami(path) {
case isBitNami(path):
return true
}
if strings.HasPrefix(path, scan.DpkgStatusDir) {
case strings.HasPrefix(path, scan.DpkgStatusDir):
return true
}
if strings.HasPrefix(path, contentManifest) && strings.HasSuffix(path, ".json") {
case strings.HasPrefix(path, contentManifest) && strings.HasSuffix(path, ".json"):
return true
}
if strings.HasPrefix(path, dockerfile) {
case strings.HasPrefix(path, dockerfile):
return true
}
if scan.IsRlangPackage(path) {
case scan.IsRlangPackage(path):
return true
default:
return false
}
return false
})
if err != nil {
return nil, share.ScanErrorCode_ScanErrPackage
Expand All @@ -485,7 +483,7 @@ func getImageLayerIterate(
if err != nil {
continue
}
} else if filename == "lib/apk/db/installed" {
} else if common.IsAPKPackageFile(filename) {
data, err = getApkPackages(fullpath)
if err != nil {
continue
Expand Down
17 changes: 13 additions & 4 deletions detectors/features.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -83,11 +83,20 @@ func DetectFeatures(namespace string, data map[string]*FeatureFile, path string)

// -- apk

const apkPackageFile = "lib/apk/db/installed"

func detectAPK(namespace string, files map[string]*FeatureFile, path string) ([]FeatureVersion, error) {
f, hasFile := files[apkPackageFile]
if !hasFile {
var f *FeatureFile

// APK images expose an installed package database at a well-known path.
// APKPackageFiles() returns paths in priority order (lib/apk/db/installed before usr/lib/apk/db/installed),
// so we take the first match and stop.
for _, apkPath := range common.APKPackageFiles() {
if apkFile, exists := files[apkPath]; exists {
f = apkFile
break
}
}
Comment thread
pohanhuang marked this conversation as resolved.

if f == nil {
return []FeatureVersion{}, nil
}

Expand Down
Loading