solidarity transport updates

utils/protectapi/api_key.go

@@ -0,0 +1,19 @@
+package protectapi
+
+import (
+	"net/http"
+
+	"github.com/rs/zerolog/log"
+)
+
+func ApiKey(apiKey string) func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			if apiKey == "" || r.Header.Get("X_API_KEY") != apiKey {
+				log.Info().Msg("call to api not allowed")
+				w.WriteHeader(http.StatusForbidden)
+			}
+			next.ServeHTTP(w, r)
+		})
+	}
+}