mirror of
https://github.com/trufflesecurity/trufflehog.git
synced 2024-11-10 07:04:24 +00:00
Adding detector for Nvidia NGC (#797)
* template * minimum viable regex * valid api 401 * passing tests * snake to camelcase
This commit is contained in:
Joseph Lucas
GitHub
parent
335e676caa
commit
b02cf7e032
4 changed files with 213 additions and 6 deletions
83
pkg/detectors/ngc/ngc.go
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83
pkg/detectors/ngc/ngc.go
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@ -0,0 +1,83 @@
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package ngc
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import (
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"context"
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"encoding/base64"
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"net/http"
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"regexp"
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"strings"
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"github.com/trufflesecurity/trufflehog/v3/pkg/common"
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"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
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"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
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)
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type Scanner struct{}
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// Ensure the Scanner satisfies the interface at compile time.
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var _ detectors.Detector = (*Scanner)(nil)
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var (
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client = common.SaneHttpClient()
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// Make sure that your group is surrounded in boundary characters such as below to reduce false positives.
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// keyPat = regexp.MustCompile(detectors.PrefixRegex([]string{"ngc"}) + `\b([[:alnum:]]{26}:[[:alnum:]]{8}-[[:alnum:]]{4}-[[:alnum:]]{4}-[[:alnum:]]{4}-[[:alnum:]]{12})\b`)
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keyPat1 = regexp.MustCompile(`\b([[:alnum:]]{84})\b`)
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keyPat2 = regexp.MustCompile(`\b([[:alnum:]]{26}:[[:alnum:]]{8}-[[:alnum:]]{4}-[[:alnum:]]{4}-[[:alnum:]]{4}-[[:alnum:]]{12})\b`)
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)
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// Keywords are used for efficiently pre-filtering chunks.
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// Use identifiers in the secret preferably, or the provider name.
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func (s Scanner) Keywords() []string {
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return []string{"ngc"}
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}
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// FromData will find and optionally verify NGC secrets in a given set of bytes.
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func (s Scanner) FromData(ctx context.Context, verify bool, data []byte) (results []detectors.Result, err error) {
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dataStr := string(data)
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matches := keyPat1.FindAllStringSubmatch(dataStr, -1)
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for _, match := range matches {
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if len(match) != 2 {
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continue
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}
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resMatch := strings.TrimSpace(match[1])
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decode, _ := base64.StdEncoding.DecodeString(resMatch)
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containsKey := keyPat2.MatchString(string(decode))
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if containsKey {
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s1 := detectors.Result{
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DetectorType: detectorspb.DetectorType_NGC,
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Raw: []byte(resMatch),
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}
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if verify {
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key := "Basic " + string(base64.StdEncoding.EncodeToString([]byte("$oauthtoken:"+resMatch)))
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req, err := http.NewRequestWithContext(ctx, "GET", "https://authn.nvidia.com/token?service=ngc", nil)
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if err != nil {
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continue
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}
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req.Header = http.Header{
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"accept": {"*/*"},
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"Authorization": {key},
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}
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res, err := client.Do(req)
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if err == nil {
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defer res.Body.Close()
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if res.StatusCode >= 200 && res.StatusCode < 300 {
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s1.Verified = true
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} else {
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// This function will check false positives for common test words, but also it will make sure the key appears 'random' enough to be a real key.
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if detectors.IsKnownFalsePositive(resMatch, detectors.DefaultFalsePositives, true) {
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continue
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}
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}
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}
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}
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results = append(results, s1)
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}
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}
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return detectors.CleanResults(results), nil
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}
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119
pkg/detectors/ngc/ngc_test.go
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119
pkg/detectors/ngc/ngc_test.go
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@ -0,0 +1,119 @@
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//go:build detectors
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// +build detectors
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package ngc
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import (
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"context"
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"fmt"
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"testing"
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"time"
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"github.com/kylelemons/godebug/pretty"
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"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
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"github.com/trufflesecurity/trufflehog/v3/pkg/common"
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"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
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)
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func TestNGC_FromChunk(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
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defer cancel()
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testSecrets, err := common.GetSecret(ctx, "hackthisai", "th-ngc-valid")
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if err != nil {
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t.Fatalf("could not get test secrets from GCP: %s", err)
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}
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secret := testSecrets.MustGetField("NGC")
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inactiveSecret := testSecrets.MustGetField("NGC_INACTIVE")
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type args struct {
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ctx context.Context
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data []byte
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verify bool
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}
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tests := []struct {
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name string
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s Scanner
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args args
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want []detectors.Result
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wantErr bool
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}{
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{
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name: "found, verified",
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s: Scanner{},
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args: args{
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ctx: context.Background(),
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data: []byte(fmt.Sprintf("You can find a ngc secret %s within", secret)),
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verify: true,
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},
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want: []detectors.Result{
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{
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DetectorType: detectorspb.DetectorType_NGC,
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Verified: true,
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},
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},
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wantErr: false,
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},
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{
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name: "found, unverified",
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s: Scanner{},
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args: args{
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ctx: context.Background(),
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data: []byte(fmt.Sprintf("You can find a ngc secret %s within but not valid", inactiveSecret)), // the secret would satisfy the regex but not pass validation
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verify: true,
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},
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want: []detectors.Result{
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{
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DetectorType: detectorspb.DetectorType_NGC,
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Verified: false,
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},
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},
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wantErr: false,
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},
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{
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name: "not found",
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s: Scanner{},
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args: args{
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ctx: context.Background(),
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data: []byte("You cannot find the secret within"),
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verify: true,
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},
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want: nil,
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wantErr: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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s := Scanner{}
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got, err := s.FromData(tt.args.ctx, tt.args.verify, tt.args.data)
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if (err != nil) != tt.wantErr {
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t.Errorf("NGC.FromData() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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for i := range got {
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if len(got[i].Raw) == 0 {
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t.Fatalf("no raw secret present: \n %+v", got[i])
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}
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got[i].Raw = nil
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}
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if diff := pretty.Compare(got, tt.want); diff != "" {
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t.Errorf("NGC.FromData() %s diff: (-got +want)\n%s", tt.name, diff)
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}
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})
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}
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}
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func BenchmarkFromData(benchmark *testing.B) {
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ctx := context.Background()
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s := Scanner{}
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for name, data := range detectors.MustGetBenchmarkData() {
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benchmark.Run(name, func(b *testing.B) {
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for n := 0; n < b.N; n++ {
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_, err := s.FromData(ctx, false, data)
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if err != nil {
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b.Fatal(err)
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}
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}
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})
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}
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}
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@ -915,6 +915,7 @@ const (
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DetectorType_Teamup DetectorType = 893
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DetectorType_Workday DetectorType = 894
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DetectorType_MongoDB DetectorType = 895
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DetectorType_NGC DetectorType = 896
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)
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// Enum value maps for DetectorType.
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@ -1812,6 +1813,7 @@ var (
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893: "Teamup",
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894: "Workday",
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895: "MongoDB",
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896: "NGC",
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}
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DetectorType_value = map[string]int32{
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"Alibaba": 0,
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@ -2706,6 +2708,7 @@ var (
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"Teamup": 893,
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"Workday": 894,
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"MongoDB": 895,
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"NGC": 896,
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}
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)
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@ -3055,7 +3058,7 @@ var file_detectors_proto_rawDesc = []byte{
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@ -3952,11 +3955,12 @@ var file_detectors_proto_rawDesc = []byte{
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}
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var (
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@ -897,6 +897,7 @@ enum DetectorType {
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Teamup = 893;
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Workday = 894;
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MongoDB = 895;
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NGC = 896;
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}
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message Result {
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