| // Copyright 2022 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COBALT_SRC_PUBLIC_CLOCKLESS_COBALT_SERVICE_INTERFACE_H_ |
| #define COBALT_SRC_PUBLIC_CLOCKLESS_COBALT_SERVICE_INTERFACE_H_ |
| |
| #include "src/logger/at_time_point_logger_interface.h" |
| #include "src/system_data/system_data.h" |
| namespace cobalt { |
| |
| class ClocklessCobaltServiceInterface { |
| public: |
| virtual ~ClocklessCobaltServiceInterface() = default; |
| |
| // NewAtTimePointLogger returns a new instance of a Logger object using the |
| // customer_id and project_id based |
| // on the registry provided in the config. If the project is not found, this |
| // will return nullptr. If no registry was provided, this will crash. |
| virtual std::unique_ptr<logger::AtTimePointLoggerInterface> NewAtTimePointLogger( |
| uint32_t customer_id, uint32_t project_id) = 0; |
| |
| // system_data returns a pointer to the internal SystemDataInterface object. |
| // This should only be used for updating the Experiment state or channel in the system data. |
| virtual system_data::SystemDataInterface* system_data() = 0; |
| // system_data_ref returns a reference to the internal SystemDataInterface |
| // object. This should be used instead of system_data(). |
| virtual system_data::SystemDataInterface& system_data_ref() = 0; |
| |
| // Generates aggregated observations for aggregation periods that have ended |
| // before |timestamp| in the time zone associated with the metric. |
| virtual Status GenerateAggregatedObservations( |
| const std::chrono::system_clock::time_point& timestamp) = 0; |
| |
| // Courtesy signal for Cobalt to begin a graceful shutdown. |
| // |
| // Cobalt may be terminated before the shut down process is complete. The |
| // amount of time before this occurs depends on caller. No metrics should be |
| // logged after the shutdown signal is sent. |
| virtual void ShutDown() = 0; |
| }; |
| |
| } // namespace cobalt |
| |
| #endif // COBALT_SRC_PUBLIC_CLOCKLESS_COBALT_SERVICE_INTERFACE_H_ |