trufflehog/pkg/detectors/dropbox/dropbox.go
trufflesteeeve 114f4b6989
Add Type() to detector interface (#1088)
* Add Type() to detector interface

The goal here is to allow the detector type information to be used
without the need for reflection. This could possibly allow us to more
easily inject information into detectors or filter them out if
necessary.

Co-authored-by: ahmed <ahmed.zahran@trufflesec.com>

* remove test detector

---------

Co-authored-by: ahmed <ahmed.zahran@trufflesec.com>
2023-02-09 14:46:03 -08:00

79 lines
1.9 KiB
Go

package dropbox
import (
"context"
"fmt"
"net/http"
"regexp"
"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{}
// Ensure the Scanner satisfies the interface at compile time.
var _ detectors.Detector = (*Scanner)(nil)
var (
keyPat = regexp.MustCompile(`\b(sl\.[A-Za-z0-9\-\_]{130,140})\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{"sl."}
}
// FromData will find and optionally verify Dropbox 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)
matches := keyPat.FindAllStringSubmatch(dataStr, -1)
for _, match := range matches {
s := detectors.Result{
DetectorType: detectorspb.DetectorType_Dropbox,
Raw: []byte(match[1]),
}
if verify {
baseURL := "https://api.dropboxapi.com/2/users/get_current_account"
client := common.SaneHttpClient()
req, err := http.NewRequestWithContext(ctx, "POST", baseURL, nil)
if err != nil {
continue
}
req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", match[1]))
res, err := client.Do(req)
if err == nil {
res.Body.Close() // The request body is unused.
// 200 means good key for get current user
// 400 is bad (malformed)
// 403 bad scope
if res.StatusCode == http.StatusOK {
s.Verified = true
}
}
}
if !s.Verified && detectors.IsKnownFalsePositive(string(s.Raw), detectors.DefaultFalsePositives, true) {
continue
}
results = append(results, s)
}
return
}
func (s Scanner) Type() detectorspb.DetectorType {
return detectorspb.DetectorType_Dropbox
}