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digitaloceanv2.go
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digitaloceanv2.go
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package digitaloceanv2
import (
"context"
"fmt"
"io"
"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.
keyPat = regexp.MustCompile(`\b((?:dop|doo|dor)_v1_[a-f0-9]{64})\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{"dop_v1_", "doo_v1_", "dor_v1_"}
}
// FromData will find and optionally verify DigitalOceanV2 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_DigitalOceanV2,
Raw: []byte(resMatch),
}
if verify {
switch {
case strings.HasPrefix(resMatch, "dor_v1_"):
req, err := http.NewRequestWithContext(ctx, "GET", "https://cloud.digitalocean.com/v1/oauth/token?grant_type=refresh_token&refresh_token="+resMatch, nil)
if err != nil {
continue
}
res, err := client.Do(req)
if err == nil {
bodyBytes, err := io.ReadAll(res.Body)
if err != nil {
continue
}
bodyString := string(bodyBytes)
validResponse := strings.Contains(bodyString, `"access_token"`)
defer res.Body.Close()
if res.StatusCode >= 200 && res.StatusCode < 300 && validResponse {
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
}
}
}
case strings.HasPrefix(resMatch, "doo_v1_"), strings.HasPrefix(resMatch, "dop_v1_"):
req, err := http.NewRequestWithContext(ctx, "GET", "https://api.digitalocean.com/v2/account", nil)
if err != nil {
continue
}
req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", resMatch))
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(resMatch, detectors.DefaultFalsePositives, true) {
continue
}
}
}
}
}
results = append(results, s1)
}
return detectors.CleanResults(results), nil
}