tlbmc/hal/shared_mem/server_interface.h

#ifndef THIRD_PARTY_MILOTIC_EXTERNAL_CC_TLBMC_HAL_SHARED_MEM_SERVER_INTERFACE_H
#define THIRD_PARTY_MILOTIC_EXTERNAL_CC_TLBMC_HAL_SHARED_MEM_SERVER_INTERFACE_H
#include <cstdint>
#include <string>
#include <string_view>
#include <utility>

#include "absl/status/statusor.h"
#include "absl/time/time.h"

namespace milotic_tlbmc {
class IpcServer {
 public:
  virtual ~IpcServer() = default;
  // Returns the sensor value and timestamp given the sensor name.
  virtual absl::StatusOr<std::pair<float, uint64_t>> ReadSensorValue(
      const std::string& sensor_name) = 0;
  // copybara:strip_begin(g3-shared-libs)
  // Note: Metrics is no longer in shared memory but in process (gbmcweb) own
  // memory. We still keep the API in this shared memory layer to keep the
  // change less disruptive.
  virtual void UpdateMetricsRequestCount(bool is_tlbmc_request) = 0;
  virtual void UpdateMetricsResponse(absl::Duration response_time,
                                     int status_code,
                                     std::string_view resource_url) = 0;
  virtual void UpdateMetricsRps(absl::Duration time_delta) = 0;
  // copybara:strip_end
};
}  // namespace milotic_tlbmc
#endif  // THIRD_PARTY_MILOTIC_EXTERNAL_CC_TLBMC_HAL_SHARED_MEM_SERVER_INTERFACE_H