[feat] rewrite log module

src/log/rd_log.cpp

@@ -0,0 +1,29 @@
+#include "rd_log.h"
+
+std::shared_ptr<spdlog::logger> get_logger() {
+  if (auto logger = spdlog::get(LOGGER_NAME)) {
+    return logger;
+  }
+
+  auto now = std::chrono::system_clock::now() + std::chrono::hours(8);
+  auto timet = std::chrono::system_clock::to_time_t(now);
+  auto localTime = *std::gmtime(&timet);
+  std::stringstream ss;
+  std::string filename;
+  ss << LOGGER_NAME;
+  ss << std::put_time(&localTime, "-%Y%m%d-%H%M%S.log");
+  ss >> filename;
+
+  std::string path = "logs/" + filename;
+  std::vector<spdlog::sink_ptr> sinks;
+  sinks.push_back(std::make_shared<spdlog::sinks::stdout_color_sink_mt>());
+  sinks.push_back(std::make_shared<spdlog::sinks::rotating_file_sink_mt>(
+      path, 1048576 * 5, 3));
+
+  auto combined_logger =
+      std::make_shared<spdlog::logger>(LOGGER_NAME, begin(sinks), end(sinks));
+  combined_logger->flush_on(spdlog::level::info);
+  spdlog::register_logger(combined_logger);
+
+  return combined_logger;
+}