trufflehog/pkg/detectors/commodities/commodities.go
Dustin Decker 77418fb3f8 module v3
2022-02-15 18:54:47 -08:00

85 lines
2.3 KiB
Go

package commodities
import (
"context"
"io/ioutil"
"time"
// "log"
"regexp"
"strings"
"net/http"
"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{"commodities"}) + `\b([a-zA-Z0-9]{60})\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{"commodities"}
}
// FromData will find and optionally verify Commodities 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_Commodities,
Raw: []byte(resMatch),
}
if verify {
client.Timeout = 5 * time.Second
req, _ := http.NewRequestWithContext(ctx, "GET", "https://commodities-api.com/api/latest?access_key="+resMatch, nil)
res, err := client.Do(req)
if err == nil {
bodyBytes, err := ioutil.ReadAll(res.Body)
if err != nil {
continue
}
bodyString := string(bodyBytes)
errCode := strings.Contains(bodyString, `"type":"invalid_access_key"`)
defer res.Body.Close()
if res.StatusCode >= 200 && res.StatusCode < 300 {
if errCode {
s1.Verified = false
} else {
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
}