88 lines
2.6 KiB
Go
88 lines
2.6 KiB
Go
package magicbell
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import (
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"context"
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"net/http"
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"regexp"
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"strings"
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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/detectorspb"
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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(detectors.PrefixRegex([]string{"magicbell"}) + `\b([a-zA-Z-0-9]{40})\b`)
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emailPat = regexp.MustCompile(`\b([a-zA-Z0-9+._-]+@[a-zA-Z0-9._-]+\.[a-zA-Z0-9_-]+)\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{"magicbell"}
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}
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// FromData will find and optionally verify MagicBell 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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apiKeyMatches := keyPat.FindAllStringSubmatch(dataStr, -1)
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emailMatches := emailPat.FindAllStringSubmatch(dataStr, -1)
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for _, keyMatch := range apiKeyMatches {
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if len(keyMatch) != 2 {
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continue
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}
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apiKeyRes := strings.TrimSpace(keyMatch[1])
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for _, emailMatch := range emailMatches {
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if len(emailMatch) != 2 {
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continue
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}
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emailRes := strings.TrimSpace(emailMatch[1])
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if detectors.IsKnownFalsePositive(apiKeyRes, detectors.DefaultFalsePositives, true) { // wait- (apiKeyRes, email) might be false positive does not mean (apiKeyRes, another_email) is ?
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continue
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}
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s1 := detectors.Result{
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DetectorType: detectorspb.DetectorType_MagicBell,
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Raw: []byte(apiKeyRes),
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}
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if verify {
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req, err := http.NewRequestWithContext(ctx, "GET", "https://api.magicbell.com/notification_preferences", nil)
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if err != nil {
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continue
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}
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req.Header.Add("X-MAGICBELL-API-KEY", apiKeyRes)
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req.Header.Add("X-MAGICBELL-USER-EMAIL", emailRes)
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res, err := client.Do(req)
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if err == nil {
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defer res.Body.Close()
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if res.StatusCode >= 200 && res.StatusCode < 300 {
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s1.Verified = true
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} else {
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// 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.
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if detectors.IsKnownFalsePositive(apiKeyRes, detectors.DefaultFalsePositives, true) {
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continue
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}
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}
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}
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}
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results = append(results, s1)
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}
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}
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return detectors.CleanResults(results), nil
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}
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