Miccah
ad2f9a4b98
* Populate SecretParts on single-part detectors
Adds SecretParts: map[string]string{"key": <secret>} to every detector
package that constructs detectors.Result with a single captured secret
value. This is the single-part half of the SecretParts migration (the
linter's common case, ~695 packages).
* Populate SecretParts on multi-part detectors
106 lines
2.8 KiB
Go
106 lines
2.8 KiB
Go
package pubnubsubscriptionkey
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import (
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"context"
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"fmt"
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"io"
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"net/http"
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"strings"
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regexp "github.com/wasilibs/go-re2"
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"github.com/trufflesecurity/trufflehog/v3/pkg/common"
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"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
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"github.com/trufflesecurity/trufflehog/v3/pkg/pb/detector_typepb"
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)
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type Scanner struct{}
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// Ensure the Scanner satisfies the interface at compile time.
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var _ detectors.Detector = (*Scanner)(nil)
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var (
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client = common.SaneHttpClient()
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// Make sure that your group is surrounded in boundary characters such as below to reduce false positives.
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keyPat = regexp.MustCompile(`\b(sub-c-[0-9a-z]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{12})\b`)
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)
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// Keywords are used for efficiently pre-filtering chunks.
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// Use identifiers in the secret preferably, or the provider name.
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func (s Scanner) Keywords() []string {
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return []string{"sub-c-"}
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}
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// FromData will find and optionally verify PubNubSubscriptionKey secrets in a given set of bytes.
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func (s Scanner) FromData(ctx context.Context, verify bool, data []byte) (results []detectors.Result, err error) {
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dataStr := string(data)
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matches := keyPat.FindAllStringSubmatch(dataStr, -1)
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for _, match := range matches {
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resMatch := strings.TrimSpace(match[1])
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s1 := detectors.Result{
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DetectorType: detector_typepb.DetectorType_PubNubSubscriptionKey,
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Raw: []byte(resMatch),
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SecretParts: map[string]string{"key": resMatch},
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}
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if verify {
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isVerified, verificationErr := verifyKey(ctx, client, resMatch)
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s1.Verified = isVerified
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s1.SetVerificationError(verificationErr)
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}
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results = append(results, s1)
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}
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return results, nil
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}
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func (s Scanner) Type() detector_typepb.DetectorType {
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return detector_typepb.DetectorType_PubNubSubscriptionKey
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}
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func (s Scanner) Description() string {
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return "PubNub is a real-time communication platform. A PubNub Subscription Key allows access to the PubNub API for subscribing to channels and receiving messages."
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}
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func verifyKey(ctx context.Context, client *http.Client, key string) (bool, error) {
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, "https://ps.pndsn.com/v2/objects/"+key+"/uuids", nil)
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if err != nil {
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return false, err
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}
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resp, err := client.Do(req)
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if err != nil {
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return false, err
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}
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defer func() {
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_, _ = io.Copy(io.Discard, resp.Body)
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_ = resp.Body.Close()
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}()
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switch resp.StatusCode {
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case http.StatusOK:
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return true, nil
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case http.StatusForbidden:
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bodyBytes, err := io.ReadAll(resp.Body)
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if err != nil {
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return false, err
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}
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if strings.Contains(string(bodyBytes), "Objects not enabled for this subscriber key.") {
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return true, nil
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}
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return false, nil
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case http.StatusUnauthorized:
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return false, nil
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default:
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return false, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
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}
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}
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