trufflehog/pkg/detectors/rabbitmq/rabbitmq.go
trufflesteeeve 114f4b6989
Add Type() to detector interface (#1088)
* 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 <ahmed.zahran@trufflesec.com>

* remove test detector

---------

Co-authored-by: ahmed <ahmed.zahran@trufflesec.com>
2023-02-09 14:46:03 -08:00

87 lines
2.1 KiB
Go

package rabbitmq
import (
"context"
"net/url"
"regexp"
"strings"
amqp "github.com/rabbitmq/amqp091-go"
"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 (
keyPat = regexp.MustCompile(`\b(?:amqp:)?\/\/[\S]{3,50}:([\S]{3,50})@[-.%\w\/:]+\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{"amqp"}
}
// FromData will find and optionally verify RabbitMQ 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 {
urlMatch := match[0]
password := match[1]
// Skip findings where the password only has "*" characters, this is a redacted password
if strings.Trim(password, "*") == "" {
continue
}
parsedURL, err := url.Parse(urlMatch)
if err != nil {
continue
}
if _, ok := parsedURL.User.Password(); !ok {
continue
}
redact := strings.TrimSpace(strings.Replace(parsedURL.String(), password, "********", -1))
s := detectors.Result{
DetectorType: detectorspb.DetectorType_RabbitMQ,
Raw: []byte(urlMatch),
Redacted: redact,
}
if verify {
_, err := amqp.Dial(urlMatch)
if err == nil {
s.Verified = true
}
}
if !s.Verified {
// Skip unverified findings where the password starts with a `$` - it's almost certainly a variable.
if strings.HasPrefix(password, "$") {
continue
}
}
if !s.Verified && detectors.IsKnownFalsePositive(string(s.Raw), detectors.DefaultFalsePositives, false) {
continue
}
results = append(results, s)
}
return results, nil
}
func (s Scanner) Type() detectorspb.DetectorType {
return detectorspb.DetectorType_RabbitMQ
}