Bump cfssl to 56268a6

vendor/github.com/cloudflare/cfssl/api/health/health.go

@@ -0,0 +1,26 @@
+package health
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/cloudflare/cfssl/api"
+)
+
+// Response contains the response to the /health API
+type Response struct {
+	Healthy bool `json:"healthy"`
+}
+
+func healthHandler(w http.ResponseWriter, r *http.Request) error {
+	response := api.NewSuccessResponse(&Response{Healthy: true})
+	return json.NewEncoder(w).Encode(response)
+}
+
+// NewHealthCheck creates a new handler to serve health checks.
+func NewHealthCheck() http.Handler {
+	return api.HTTPHandler{
+		Handler: api.HandlerFunc(healthHandler),
+		Methods: []string{"GET"},
+	}
+}