mirror of
https://github.com/trufflesecurity/trufflehog.git
synced 2024-11-14 17:07:31 +00:00
98 lines
2.6 KiB
Go
98 lines
2.6 KiB
Go
package github_old
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
"net/http"
|
|
"regexp"
|
|
|
|
"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 (
|
|
// Oauth token
|
|
// https://developer.github.com/v3/#oauth2-token-sent-in-a-header
|
|
keyPat = regexp.MustCompile(`(?i)(?:github)[^\.].{0,40}[ =:'"]+([a-f0-9]{40})\b`)
|
|
|
|
//TODO: Oauth2 client_id and client_secret
|
|
// https://developer.github.com/v3/#oauth2-keysecret
|
|
)
|
|
|
|
// TODO: Add secret context?? Information about access, ownership etc
|
|
type userRes struct {
|
|
Login string `json:"login"`
|
|
Type string `json:"type"`
|
|
SiteAdmin bool `json:"site_admin"`
|
|
Name string `json:"name"`
|
|
Company string `json:"company"`
|
|
}
|
|
|
|
// 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{"github"}
|
|
}
|
|
|
|
// FromData will find and optionally verify GitHub 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 {
|
|
// First match is entire regex, second is the first group.
|
|
if len(match) != 2 {
|
|
continue
|
|
}
|
|
|
|
token := match[1]
|
|
|
|
specificFPs := []detectors.FalsePositive{"github commit"}
|
|
if detectors.IsKnownFalsePositive(token, specificFPs, false) {
|
|
continue
|
|
}
|
|
|
|
s := detectors.Result{
|
|
DetectorType: detectorspb.DetectorType_Github,
|
|
Raw: []byte(token),
|
|
}
|
|
|
|
if verify {
|
|
client := common.SaneHttpClient()
|
|
// https://developer.github.com/v3/users/#get-the-authenticated-user
|
|
req, err := http.NewRequestWithContext(ctx, "GET", "https://api.github.com/user", nil)
|
|
if err != nil {
|
|
continue
|
|
}
|
|
req.Header.Add("Content-Type", "application/json; charset=utf-8")
|
|
req.Header.Add("Authorization", fmt.Sprintf("token %s", token))
|
|
res, err := client.Do(req)
|
|
if err == nil {
|
|
if res.StatusCode >= 200 && res.StatusCode < 300 {
|
|
var userResponse userRes
|
|
err = json.NewDecoder(res.Body).Decode(&userResponse)
|
|
res.Body.Close()
|
|
if err == nil {
|
|
s.Verified = true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if !s.Verified && detectors.IsKnownFalsePositive(token, detectors.DefaultFalsePositives, true) {
|
|
continue
|
|
}
|
|
|
|
results = append(results, s)
|
|
}
|
|
|
|
return detectors.CleanResults(results), nil
|
|
}
|