trufflehog/pkg/detectors/paralleldots/paralleldots.go
Dustin Decker aea937422e
Detector improvements (#125)
* New tokens and endpoints  (#115)

Co-authored-by: dmarquero <danee.arquero@gmail.com>
2022-04-03 11:20:09 -07:00

101 lines
2.7 KiB
Go

package paralleldots
import (
"bytes"
"context"
"io"
"io/ioutil"
"mime/multipart"
"net/http"
"regexp"
"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{}
// 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 boundry characters such as below to reduce false positives
keyPat = regexp.MustCompile(detectors.PrefixRegex([]string{"paralleldots"}) + `\b([0-9A-Za-z]{43})\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{"paralleldots"}
}
// FromData will find and optionally verify Paralleldots 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 {
if len(match) != 2 {
continue
}
resMatch := strings.TrimSpace(match[1])
s1 := detectors.Result{
DetectorType: detectorspb.DetectorType_ParallelDots,
Raw: []byte(resMatch),
}
if verify {
payload := &bytes.Buffer{}
writer := multipart.NewWriter(payload)
fw, err := writer.CreateFormField("api_key")
if err != nil {
continue
}
_, err = io.Copy(fw, strings.NewReader(resMatch))
if err != nil {
continue
}
fw, err = writer.CreateFormField("text")
if err != nil {
continue
}
_, err = io.Copy(fw, strings.NewReader("sample text"))
if err != nil {
continue
}
writer.Close()
req, err := http.NewRequestWithContext(ctx, "POST", "https://apis.paralleldots.com/v4/intent", bytes.NewReader(payload.Bytes()))
if err != nil {
continue
}
req.Header.Add("Content-Type", writer.FormDataContentType())
res, err := client.Do(req)
if err == nil {
defer res.Body.Close()
bodyBytes, err := ioutil.ReadAll(res.Body)
if err != nil {
continue
}
body := string(bodyBytes)
if (res.StatusCode >= 200 && res.StatusCode < 300) && strings.Contains(body, "intent") {
s1.Verified = true
} else {
//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
if detectors.IsKnownFalsePositive(resMatch, detectors.DefaultFalsePositives, true) {
continue
}
}
}
}
results = append(results, s1)
}
return detectors.CleanResults(results), nil
}