feat(14-04): implement 7 Phase 14 sources (CI/CD, archives, JS bundles)

- TravisCISource: scrapes public Travis CI build logs for API key leaks
- GitHubActionsSource: searches Actions workflow logs (requires GitHub token)
- CircleCISource: scrapes CircleCI pipeline logs (requires CircleCI token)
- JenkinsSource: scrapes public Jenkins console output for leaked secrets
- WaybackMachineSource: searches Wayback Machine CDX for archived key leaks
- CommonCrawlSource: searches Common Crawl index for exposed pages
- JSBundleSource: probes JS bundles for embedded API key literals

pkg/recon/sources/jenkins.go

@@ -0,0 +1,134 @@
+package sources
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"time"
+
+	"golang.org/x/time/rate"
+
+	"github.com/salvacybersec/keyhunter/pkg/providers"
+	"github.com/salvacybersec/keyhunter/pkg/recon"
+)
+
+// JenkinsSource scrapes publicly accessible Jenkins build consoles for leaked
+// API keys. Many Jenkins instances are exposed to the internet without
+// authentication, and build console output frequently contains printed
+// environment variables or secrets passed via command-line arguments.
+type JenkinsSource struct {
+	BaseURL  string
+	Registry *providers.Registry
+	Limiters *recon.LimiterRegistry
+	Client   *Client
+}
+
+var _ recon.ReconSource = (*JenkinsSource)(nil)
+
+func (s *JenkinsSource) Name() string              { return "jenkins" }
+func (s *JenkinsSource) RateLimit() rate.Limit      { return rate.Every(3 * time.Second) }
+func (s *JenkinsSource) Burst() int                 { return 2 }
+func (s *JenkinsSource) RespectsRobots() bool       { return true }
+func (s *JenkinsSource) Enabled(_ recon.Config) bool { return true }
+
+// jenkinsJobsResponse represents the Jenkins API jobs listing.
+type jenkinsJobsResponse struct {
+	Jobs []jenkinsJob `json:"jobs"`
+}
+
+type jenkinsJob struct {
+	Name  string `json:"name"`
+	URL   string `json:"url"`
+	Color string `json:"color"`
+}
+
+func (s *JenkinsSource) Sweep(ctx context.Context, _ string, out chan<- recon.Finding) error {
+	base := s.BaseURL
+	if base == "" {
+		return nil // No default; Jenkins instances are discovered via dorking
+	}
+	client := s.Client
+	if client == nil {
+		client = NewClient()
+	}
+
+	queries := BuildQueries(s.Registry, "jenkins")
+	if len(queries) == 0 {
+		return nil
+	}
+
+	for _, q := range queries {
+		if err := ctx.Err(); err != nil {
+			return err
+		}
+
+		if s.Limiters != nil {
+			if err := s.Limiters.Wait(ctx, s.Name(), s.RateLimit(), s.Burst(), false); err != nil {
+				return err
+			}
+		}
+
+		// List jobs from the Jenkins API.
+		jobsURL := fmt.Sprintf("%s/api/json?tree=jobs[name,url,color]", base)
+		req, err := http.NewRequestWithContext(ctx, http.MethodGet, jobsURL, nil)
+		if err != nil {
+			continue
+		}
+		req.Header.Set("Accept", "application/json")
+
+		resp, err := client.Do(ctx, req)
+		if err != nil {
+			continue
+		}
+
+		var jobs jenkinsJobsResponse
+		if err := json.NewDecoder(resp.Body).Decode(&jobs); err != nil {
+			_ = resp.Body.Close()
+			continue
+		}
+		_ = resp.Body.Close()
+
+		for _, job := range jobs.Jobs {
+			if err := ctx.Err(); err != nil {
+				return err
+			}
+
+			if s.Limiters != nil {
+				if err := s.Limiters.Wait(ctx, s.Name(), s.RateLimit(), s.Burst(), false); err != nil {
+					return err
+				}
+			}
+
+			// Fetch the last build console output.
+			consoleURL := fmt.Sprintf("%s/job/%s/lastBuild/consoleText", base, job.Name)
+			consoleReq, err := http.NewRequestWithContext(ctx, http.MethodGet, consoleURL, nil)
+			if err != nil {
+				continue
+			}
+
+			consoleResp, err := client.Do(ctx, consoleReq)
+			if err != nil {
+				continue
+			}
+
+			body, err := io.ReadAll(io.LimitReader(consoleResp.Body, 256*1024))
+			_ = consoleResp.Body.Close()
+			if err != nil {
+				continue
+			}
+
+			if ciLogKeyPattern.Match(body) {
+				out <- recon.Finding{
+					ProviderName: q,
+					Source:       consoleURL,
+					SourceType:   "recon:jenkins",
+					Confidence:   "medium",
+					DetectedAt:   time.Now(),
+				}
+			}
+		}
+	}
+	return nil
+}