node: add logging for public rpc requests

node/cmd/guardiand/publicweb.go

@@ -75,6 +75,13 @@ func publicwebServiceRunnable(
 		mux := http.NewServeMux()
 		grpcWebServer := grpcweb.WrapServer(grpcServer)
 		mux.Handle("/", allowCORSWrapper(http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
+
+			logger.Info("public rpc request",
+				zap.String("method", req.Method),
+				zap.String("path", req.URL.Path),
+				zap.String("remote_addr", req.RemoteAddr),
+				zap.Any("headers", req.Header))
+
 			if grpcWebServer.IsGrpcWebRequest(req) {
 				grpcWebServer.ServeHTTP(resp, req)
 			} else {