trufflesteeeveandahmed
114f4b6989
* Add Type() to detector interface The goal here is to allow the detector type information to be used without the need for reflection. This could possibly allow us to more easily inject information into detectors or filter them out if necessary. Co-authored-by: ahmed <[email protected]> * remove test detector --------- Co-authored-by: ahmed <[email protected]>
101 lines
2.3 KiB
Go
101 lines
2.3 KiB
Go
package redis
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import (
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"context"
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"net/url"
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"regexp"
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"strings"
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"github.com/go-redis/redis"
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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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keyPat = regexp.MustCompile(`\bredis://[\S]{3,50}:([\S]{3,50})@[-.%\w\/:]+\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{"redis"}
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}
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// FromData will find and optionally verify URI 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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urlMatch := match[0]
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password := match[1]
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// Skip findings where the password only has "*" characters, this is a redacted password
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if strings.Trim(password, "*") == "" {
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continue
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}
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parsedURL, err := url.Parse(urlMatch)
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if err != nil {
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continue
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}
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if _, ok := parsedURL.User.Password(); !ok {
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continue
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}
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redact := strings.TrimSpace(strings.Replace(urlMatch, password, "********", -1))
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s := detectors.Result{
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DetectorType: detectorspb.DetectorType_Redis,
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Raw: []byte(urlMatch),
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Redacted: redact,
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}
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if verify {
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s.Verified = verifyRedis(ctx, parsedURL)
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}
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if !s.Verified {
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// Skip unverified findings where the password starts with a `$` - it's almost certainly a variable.
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if strings.HasPrefix(password, "$") {
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continue
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}
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}
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if !s.Verified && detectors.IsKnownFalsePositive(string(s.Raw), detectors.DefaultFalsePositives, false) {
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continue
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}
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results = append(results, s)
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}
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return results, nil
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}
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func verifyRedis(ctx context.Context, u *url.URL) bool {
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opt, err := redis.ParseURL(u.String())
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if err != nil {
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return false
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}
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client := redis.NewClient(opt)
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status, err := client.Ping().Result()
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if err == nil && status == "PONG" {
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return true
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}
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return false
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}
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func (s Scanner) Type() detectorspb.DetectorType {
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return detectorspb.DetectorType_Redis
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}
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