mysql_server_telemetry_metrics_service_imp.h

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/* Copyright (c) 2022, 2025, Oracle and/or its affiliates.
 
  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License, version 2.0,
  as published by the Free Software Foundation.
 
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  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#ifndef MYSQL_SERVER_TELEMETRY_METRICS_SERVICE_IMP_H
#define MYSQL_SERVER_TELEMETRY_METRICS_SERVICE_IMP_H
 
#include <mysql/components/services/mysql_server_telemetry_metrics_service.h>
#include <mysql/components/services/psi_metric_service.h>
#include <mysql/plugin.h>
 
/**
  @file storage/perfschema/mysql_server_telemetry_metrics_service_imp.h
  The performance schema implementation of server telemetry metrics service.
*/
extern SERVICE_TYPE(mysql_server_telemetry_metrics_v1)
    SERVICE_IMPLEMENTATION(performance_schema,
                           mysql_server_telemetry_metrics_v1);
 
void initialize_mysql_server_telemetry_metrics_service();
void cleanup_mysql_server_telemetry_metrics_service();
 
bool imp_meters_iterator_create(telemetry_meters_iterator *out_iterator);
bool imp_meters_iterator_destroy(telemetry_meters_iterator iterator);
bool imp_meters_iterator_next(telemetry_meters_iterator iterator);
bool imp_meters_get_name(telemetry_meters_iterator iterator,
                         my_h_string *out_name_handle);
bool imp_meters_get_frequency(telemetry_meters_iterator iterator,
                              unsigned int &value);
bool imp_meters_get_enabled(telemetry_meters_iterator iterator, bool &enabled);
bool imp_meters_get_description(telemetry_meters_iterator iterator,
                                my_h_string *out_desc_handle);
 
bool imp_metrics_iterator_create(const char *meter,
                                 telemetry_metrics_iterator *out_iterator);
bool imp_metrics_iterator_destroy(telemetry_metrics_iterator iterator);
bool imp_metrics_iterator_next(telemetry_metrics_iterator iterator);
bool imp_metrics_get_group(telemetry_metrics_iterator iterator,
                           my_h_string *out_group_handle);
bool imp_metrics_get_name(telemetry_metrics_iterator iterator,
                          my_h_string *out_name_handle);
bool imp_metrics_get_description(telemetry_metrics_iterator iterator,
                                 my_h_string *out_desc_handle);
bool imp_metrics_get_unit(telemetry_metrics_iterator iterator,
                          my_h_string *out_unit_handle);
bool imp_metric_get_numeric_type(telemetry_metrics_iterator iterator,
                                 MetricNumType &numeric);
bool imp_metric_get_metric_type(telemetry_metrics_iterator iterator,
                                MetricOTELType &metric_type);
bool imp_metrics_get_value(telemetry_metrics_iterator iterator,
                           measurement_delivery_callback_t delivery,
                           void *delivery_context);
bool imp_metrics_get_callback(telemetry_metrics_iterator iterator,
                              measurement_callback_t &callback,
                              void *&measurement_context);
 
bool imp_measurement_start();
bool imp_measurement_end();
 
#endif /* MYSQL_SERVER_TELEMETRY_METRICS_SERVICE_IMP_H */