feat(16-03): add RapidAPI recon source
- RapidAPISource searches public API listings for leaked keys - Scrapes HTML search pages with ciLogKeyPattern matching - Credentialless, httptest-based tests
This commit is contained in:
salvacybersec
95
pkg/recon/sources/rapidapi.go
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95
pkg/recon/sources/rapidapi.go
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@@ -0,0 +1,95 @@
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package sources
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import (
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"context"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"time"
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"golang.org/x/time/rate"
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"github.com/salvacybersec/keyhunter/pkg/providers"
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"github.com/salvacybersec/keyhunter/pkg/recon"
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)
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// RapidAPISource searches public RapidAPI listings for exposed API keys.
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// API listings often include code snippets and example requests where
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// developers may accidentally paste real credentials. Credentialless.
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type RapidAPISource struct {
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BaseURL string
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Registry *providers.Registry
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Limiters *recon.LimiterRegistry
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Client *Client
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}
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var _ recon.ReconSource = (*RapidAPISource)(nil)
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func (s *RapidAPISource) Name() string { return "rapidapi" }
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func (s *RapidAPISource) RateLimit() rate.Limit { return rate.Every(3 * time.Second) }
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func (s *RapidAPISource) Burst() int { return 3 }
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func (s *RapidAPISource) RespectsRobots() bool { return false }
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func (s *RapidAPISource) Enabled(_ recon.Config) bool { return true }
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func (s *RapidAPISource) Sweep(ctx context.Context, query string, out chan<- recon.Finding) error {
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base := s.BaseURL
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if base == "" {
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base = "https://rapidapi.com"
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}
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client := s.Client
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if client == nil {
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client = NewClient()
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}
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queries := BuildQueries(s.Registry, "rapidapi")
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if len(queries) == 0 {
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return nil
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}
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for _, q := range queries {
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if err := ctx.Err(); err != nil {
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return err
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}
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if s.Limiters != nil {
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if err := s.Limiters.Wait(ctx, s.Name(), s.RateLimit(), s.Burst(), false); err != nil {
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return err
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}
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}
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// Search RapidAPI public listings. The search page renders HTML with
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// code examples and descriptions that may contain leaked keys.
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searchURL := fmt.Sprintf(
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"%s/search/%s?sortBy=ByRelevance&page=1",
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base, url.PathEscape(q),
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)
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, searchURL, nil)
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if err != nil {
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continue
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}
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resp, err := client.Do(ctx, req)
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if err != nil {
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continue
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}
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data, err := io.ReadAll(io.LimitReader(resp.Body, 512*1024))
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_ = resp.Body.Close()
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if err != nil {
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continue
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}
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if ciLogKeyPattern.Match(data) {
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out <- recon.Finding{
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ProviderName: q,
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Source: fmt.Sprintf("https://rapidapi.com/search/%s", url.PathEscape(q)),
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SourceType: "recon:rapidapi",
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Confidence: "low",
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DetectedAt: time.Now(),
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}
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}
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}
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return nil
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}
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119
pkg/recon/sources/rapidapi_test.go
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119
pkg/recon/sources/rapidapi_test.go
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@@ -0,0 +1,119 @@
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package sources
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import (
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"context"
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"net/http"
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"net/http/httptest"
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"testing"
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"time"
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"github.com/salvacybersec/keyhunter/pkg/providers"
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"github.com/salvacybersec/keyhunter/pkg/recon"
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)
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func TestRapidAPI_Name(t *testing.T) {
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s := &RapidAPISource{}
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if s.Name() != "rapidapi" {
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t.Fatalf("expected rapidapi, got %s", s.Name())
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}
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}
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func TestRapidAPI_Enabled(t *testing.T) {
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s := &RapidAPISource{}
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if !s.Enabled(recon.Config{}) {
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t.Fatal("RapidAPISource should always be enabled")
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}
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}
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func TestRapidAPI_Sweep(t *testing.T) {
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mux := http.NewServeMux()
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mux.HandleFunc("/search/", func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "text/html")
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_, _ = w.Write([]byte(`<!DOCTYPE html>
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<html>
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<body>
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<div class="api-listing">
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<h2>OpenAI Helper API</h2>
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<pre><code>
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curl -H "Authorization: Bearer sk-proj-ABCDEF1234567890abcdef" https://api.example.com
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api_key = "sk-proj-ABCDEF1234567890abcdef"
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</code></pre>
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</div>
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</body>
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</html>`))
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})
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srv := httptest.NewServer(mux)
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defer srv.Close()
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reg := providers.NewRegistryFromProviders([]providers.Provider{
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{Name: "openai", Keywords: []string{"sk-proj-"}},
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})
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s := &RapidAPISource{
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BaseURL: srv.URL,
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Registry: reg,
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Client: NewClient(),
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}
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out := make(chan recon.Finding, 10)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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err := s.Sweep(ctx, "", out)
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close(out)
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if err != nil {
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t.Fatalf("Sweep error: %v", err)
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}
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var findings []recon.Finding
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for f := range out {
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findings = append(findings, f)
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}
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if len(findings) == 0 {
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t.Fatal("expected at least one finding from RapidAPI")
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}
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if findings[0].SourceType != "recon:rapidapi" {
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t.Fatalf("expected recon:rapidapi, got %s", findings[0].SourceType)
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}
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}
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func TestRapidAPI_Sweep_Clean(t *testing.T) {
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mux := http.NewServeMux()
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mux.HandleFunc("/search/", func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "text/html")
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_, _ = w.Write([]byte(`<!DOCTYPE html>
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<html><body><p>No results found</p></body></html>`))
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})
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srv := httptest.NewServer(mux)
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defer srv.Close()
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reg := providers.NewRegistryFromProviders([]providers.Provider{
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{Name: "openai", Keywords: []string{"sk-proj-"}},
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})
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s := &RapidAPISource{
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BaseURL: srv.URL,
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Registry: reg,
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Client: NewClient(),
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}
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out := make(chan recon.Finding, 10)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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err := s.Sweep(ctx, "", out)
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close(out)
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if err != nil {
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t.Fatalf("Sweep error: %v", err)
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}
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var findings []recon.Finding
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for f := range out {
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findings = append(findings, f)
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}
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if len(findings) != 0 {
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t.Fatalf("expected no findings, got %d", len(findings))
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}
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}
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