trufflehog/pkg/detectors/datadogtoken/datadogtoken.go
2023-08-03 15:11:54 -07:00

127 lines
3.7 KiB
Go

package datadogtoken
import (
"context"
"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 boundary characters such as below to reduce false positives.
appPat = regexp.MustCompile(detectors.PrefixRegex([]string{"datadog", "dd"}) + `\b([a-zA-Z-0-9]{40})\b`)
apiPat = regexp.MustCompile(detectors.PrefixRegex([]string{"datadog", "dd"}) + `\b([a-zA-Z-0-9]{32})\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{"datadog"}
}
// FromData will find and optionally verify DatadogToken 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)
appMatches := appPat.FindAllStringSubmatch(dataStr, -1)
apiMatches := apiPat.FindAllStringSubmatch(dataStr, -1)
for _, apiMatch := range apiMatches {
if len(apiMatch) != 2 {
continue
}
resApiMatch := strings.TrimSpace(apiMatch[1])
appIncluded := false
for _, appMatch := range appMatches {
if len(appMatch) != 2 {
continue
}
resAppMatch := strings.TrimSpace(appMatch[1])
s1 := detectors.Result{
DetectorType: detectorspb.DetectorType_DatadogToken,
Raw: []byte(resAppMatch),
RawV2: []byte(resAppMatch + resApiMatch),
ExtraData: map[string]string{
"Type": "Application+APIKey",
},
}
if verify {
req, err := http.NewRequestWithContext(ctx, "GET", "https://api.datadoghq.com/api/v2/users", nil)
if err != nil {
continue
}
req.Header.Add("Content-Type", "application/json")
req.Header.Add("DD-API-KEY", resApiMatch)
req.Header.Add("DD-APPLICATION-KEY", resAppMatch)
res, err := client.Do(req)
if err == nil {
defer res.Body.Close()
if res.StatusCode >= 200 && res.StatusCode < 300 {
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(resApiMatch, detectors.DefaultFalsePositives, true) {
continue
}
}
}
}
appIncluded = true
results = append(results, s1)
}
if !appIncluded {
s1 := detectors.Result{
DetectorType: detectorspb.DetectorType_DatadogToken,
Raw: []byte(resApiMatch),
RawV2: []byte(resApiMatch),
ExtraData: map[string]string{
"Type": "APIKeyOnly",
},
}
if verify {
req, err := http.NewRequestWithContext(ctx, "GET", "https://api.datadoghq.com/api/v1/validate", nil)
if err != nil {
continue
}
req.Header.Add("Content-Type", "application/json")
req.Header.Add("DD-API-KEY", resApiMatch)
res, err := client.Do(req)
if err == nil {
defer res.Body.Close()
if res.StatusCode >= 200 && res.StatusCode < 300 {
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(resApiMatch, detectors.DefaultFalsePositives, true) {
continue
}
}
}
}
results = append(results, s1)
}
}
return results, nil
}
func (s Scanner) Type() detectorspb.DetectorType {
return detectorspb.DetectorType_DatadogToken
}