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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,13 +1,15 @@ | ||
| #!/usr/bin/env bash | ||
|
|
||
| REPO_ARRAY=( | ||
| "https://github.com/Netflix/Hystrix.git" | ||
| # "https://github.com/Netflix/Hystrix.git" | ||
| # "https://github.com/facebook/flow.git" | ||
| # "https://github.com/Netflix/vizceral.git" | ||
| # "https://github.com/Netflix/metaflow.git" | ||
| # "https://github.com/Netflix/dgs-framework.git" | ||
| # "https://github.com/Netflix/vector.git" | ||
| # "https://github.com/expressjs/express.git" | ||
| "https://github.com/Azure/azure-sdk-for-net" | ||
| "https://github.com/Azure/azure-cli" | ||
| ) | ||
| REPOS=$(printf "%s," "${REPO_ARRAY[@]}" | cut -d "," -f 1-${#REPO_ARRAY[@]}) | ||
| go run hack/snifftest/main.go scan --exclude privatekey --exclude uri --exclude github_old --repo "$REPOS" --detector all --print --fail-threshold 99 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| package azurefunctionkey | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "net/http" | ||
| "regexp" | ||
| "strings" | ||
|
|
||
| "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 { | ||
| client *http.Client | ||
| } | ||
|
|
||
| // Ensure the Scanner satisfies the interface at compile time. | ||
| var _ detectors.Detector = (*Scanner)(nil) | ||
|
|
||
| var ( | ||
| defaultClient = common.SaneHttpClient() | ||
| // Make sure that your group is surrounded in boundary characters such as below to reduce false positives. | ||
| keyPat = regexp.MustCompile(detectors.PrefixRegex([]string{"azure"}) + `\b([a-zA-Z0-9_-]{20,56})\b={0,2}`) | ||
| azureUrlPat = regexp.MustCompile(`\bhttps:\/\/([a-zA-Z0-9-]{2,30})\.azurewebsites\.net\/api\/([a-zA-Z0-9-]{2,30})\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{"azure"} | ||
| } | ||
|
|
||
| // FromData will find and optionally verify azure 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) | ||
| urlMatches := azureUrlPat.FindAllStringSubmatch(dataStr, -1) | ||
| for _, match := range matches { | ||
| resTrim := strings.Split(strings.TrimSpace(match[0]), " ") | ||
| resMatch := resTrim[len(resTrim)-1] | ||
| for _, urlMatch := range urlMatches { | ||
| resUrl := strings.TrimSpace(urlMatch[0]) | ||
| s1 := detectors.Result{ | ||
| DetectorType: detectorspb.DetectorType_AzureFunctionKey, | ||
| Raw: []byte(resMatch), | ||
| RawV2: []byte(resMatch + resUrl), | ||
| } | ||
|
|
||
| if verify { | ||
| client := s.client | ||
| if client == nil { | ||
| client = defaultClient | ||
| } | ||
| req, err := http.NewRequestWithContext(ctx, "GET", resUrl+"?code="+resMatch, nil) | ||
| if err != nil { | ||
| continue | ||
| } | ||
| res, err := client.Do(req) | ||
| if err == nil { | ||
| defer res.Body.Close() | ||
| if res.StatusCode >= 200 && res.StatusCode < 300 { | ||
| s1.Verified = true | ||
| } else if res.StatusCode == 401 { | ||
| // The secret is determinately not verified (nothing to do) | ||
| } else { | ||
| err = fmt.Errorf("unexpected HTTP response status %d", res.StatusCode) | ||
| s1.SetVerificationError(err, resMatch) | ||
| } | ||
| } else { | ||
| s1.SetVerificationError(err, resMatch) | ||
| } | ||
| } | ||
|
|
||
| // 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. | ||
| if !s1.Verified && detectors.IsKnownFalsePositive(resMatch, detectors.DefaultFalsePositives, true) { | ||
| continue | ||
| } | ||
|
|
||
| results = append(results, s1) | ||
| } | ||
| } | ||
|
|
||
| return results, nil | ||
| } | ||
|
|
||
| func (s Scanner) Type() detectorspb.DetectorType { | ||
| return detectorspb.DetectorType_AzureFunctionKey | ||
| } |
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