Dustin Decker
14e44db2be
* Remove detectors.IsKnownFalsePositive from detectors * Centralize false positive removal in engine * Don't apply fp filtering on custom regex to preserve previous behavior. * fix empty branch * update excludes * update filtering * Add result flag option and exclude some detectors
88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
package roaring
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import (
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"context"
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b64 "encoding/base64"
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"fmt"
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regexp "github.com/wasilibs/go-re2"
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"net/http"
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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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clientPat = regexp.MustCompile(detectors.PrefixRegex([]string{"roaring"}) + `\b([0-9A-Za-z_-]{28})\b`)
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secretPat = regexp.MustCompile(detectors.PrefixRegex([]string{"roaring"}) + `\b([0-9A-Za-z_-]{28})\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{"roaring"}
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}
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// FromData will find and optionally verify Roaring 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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clientMatches := clientPat.FindAllStringSubmatch(dataStr, -1)
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secretMatches := secretPat.FindAllStringSubmatch(dataStr, -1)
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for _, clientMatch := range clientMatches {
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if len(clientMatch) != 2 {
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continue
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}
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resClient := strings.TrimSpace(clientMatch[1])
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for _, secretMatch := range secretMatches {
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if len(secretMatch) != 2 {
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continue
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}
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resSecret := strings.TrimSpace(secretMatch[1])
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s1 := detectors.Result{
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DetectorType: detectorspb.DetectorType_Roaring,
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Raw: []byte(resClient),
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RawV2: []byte(resClient + resSecret),
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}
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if verify {
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data := fmt.Sprintf("%s:%s", resClient, resSecret)
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sEnc := b64.StdEncoding.EncodeToString([]byte(data))
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payload := strings.NewReader("grant_type=client_credentials")
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req, err := http.NewRequestWithContext(ctx, "POST", "https://api.roaring.io/token", payload)
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if err != nil {
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continue
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}
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req.Header.Add("Authorization", fmt.Sprintf("Basic %s", sEnc))
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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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}
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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 results, nil
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}
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func (s Scanner) Type() detectorspb.DetectorType {
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return detectorspb.DetectorType_Roaring
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}
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