trufflehog/pkg/detectors/rownd/rownd.go
ahrav ce1ce29b90
[feat] - Optimize detector performance by reducing data passed to regex (#2812)
* optimize maching detetors

* update method name

* updates

* update naming

* updates

* update comment

* updates

* remove testcase

* update default match len to 512

* update

* update test

* add support for multpart cred provider

* add ability to scan entire chunk

* encapsulate matches logic within FindDetectorMatches

* use []byte directly

* nil chunk data

* use []byte

* set hidden flag to true

* remove

* [refactor] - multi part detectors (#2906)

* Detectors beginning w/ a

* Detectors beginning w/ b

* Detectors beginning w/ c

* Detectors beginning w/ d

* Detectors beginning w/ e

* Detectors beginning w/ f

* Detectors beginning w/ f&g

* fix

* Detectors beginning w/ i-l

* Detectors beginning w/ m-p

* Detectors beginning w/ r-s

* Detectors beginning w/ t

* Detectors beginning w/ u-z

* revert alconst

* remaining fixes

* lint

* [feat] - Add Support for `compareDetectionStrategies` Mode (#2918)

* Detector comparison mode

* remove else

* return error if results dont match

* update default hidden flag to not scan entire chunks

* fix tests

* enhance encapsulation by including methods on DetectorMatch to handle merging and extracting

* remove space

* fix

* update detector

* updates

* remove else

* run comparison concurrently
2024-06-05 13:28:19 -07:00

96 lines
2.7 KiB
Go

package rownd
import (
"context"
regexp "github.com/wasilibs/go-re2"
"net/http"
"strings"
"github.com/trufflesecurity/trufflehog/v3/pkg/common"
"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detectorspb"
)
type Scanner struct {
detectors.DefaultMultiPartCredentialProvider
}
// Ensure the Scanner satisfies the interface at compile time.
var _ detectors.Detector = (*Scanner)(nil)
var (
client = common.SaneHttpClient()
// Make sure that your group is surrounded in boundary characters such as below to reduce false positives.
keyPat = regexp.MustCompile(detectors.PrefixRegex([]string{"rownd"}) + `\b([a-z0-9]{8}\-[a-z0-9]{4}\-[a-z0-9]{4}\-[a-z0-9]{4}\-[a-z0-9]{12})\b`)
secretPat = regexp.MustCompile(detectors.PrefixRegex([]string{"rownd"}) + `\b([a-z0-9]{48})\b`)
idPat = regexp.MustCompile(detectors.PrefixRegex([]string{"rownd"}) + `\b([0-9]{18})\b`)
)
// Keywords are used for efficiently pre-filtering chunks.
// Use identifiers in the secret preferably, or the provider name.
func (s Scanner) Keywords() []string {
return []string{"rownd"}
}
// FromData will find and optionally verify Rownd secrets in a given set of bytes.
func (s Scanner) FromData(ctx context.Context, verify bool, data []byte) (results []detectors.Result, err error) {
dataStr := string(data)
idMatches := idPat.FindAllStringSubmatch(dataStr, -1)
keyMatches := keyPat.FindAllStringSubmatch(dataStr, -1)
secretMatches := secretPat.FindAllStringSubmatch(dataStr, -1)
for _, idMatch := range idMatches {
if len(idMatch) != 2 {
continue
}
resId := strings.TrimSpace(idMatch[1])
for _, match := range keyMatches {
if len(match) != 2 {
continue
}
keyMatch := strings.TrimSpace(match[1])
for _, secret := range secretMatches {
if len(secret) != 2 {
continue
}
secretMatch := strings.TrimSpace(secret[1])
s1 := detectors.Result{
DetectorType: detectorspb.DetectorType_Rownd,
Raw: []byte(keyMatch),
RawV2: []byte(keyMatch + secretMatch),
}
if verify {
req, err := http.NewRequestWithContext(ctx, "GET", "https://api.rownd.io/applications/"+resId+"/users/data", nil)
if err != nil {
continue
}
req.Header.Add("x-rownd-app-key", keyMatch)
req.Header.Add("x-rownd-app-secret", secretMatch)
res, err := client.Do(req)
if err == nil {
defer res.Body.Close()
if res.StatusCode >= 200 && res.StatusCode < 300 {
s1.Verified = true
}
}
}
results = append(results, s1)
}
}
}
return results, nil
}
func (s Scanner) Type() detectorspb.DetectorType {
return detectorspb.DetectorType_Rownd
}