prom_collector.h

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/*
Copyright 2019-2020 DigitalOcean Inc.
Copyright 2021 Jens Elkner <jel+libprom@cs.uni-magdeburg.de>
 
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
 
     http://www.apache.org/licenses/LICENSE-2.0
 
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
 
#ifndef PROM_COLLECTOR_H
#define PROM_COLLECTOR_H
 
#include <sys/types.h>
#include "prom_map.h"
#include "prom_metric.h"
 
typedef struct prom_collector prom_collector_t;
 
typedef prom_map_t *prom_collect_fn(prom_collector_t *self);
 
typedef void prom_collector_free_data_fn(prom_collector_t *self);
 
prom_collector_t *prom_collector_new(const char *name);
 
prom_collector_t *ppc_new(const char *limits_path, const char *stat_path, pid_t pid, const char **label_keys, const char **label_vals);
 
int prom_collector_destroy(prom_collector_t *self);
 
 
int prom_collector_destroy_generic(void *gen);
 
void prom_collector_free_generic(void *gen);
 
int prom_collector_add_metric(prom_collector_t *self, prom_metric_t *metric);
 
int prom_collector_set_collect_fn(prom_collector_t *self, prom_collect_fn *fn);
 
void *prom_collector_data_set(prom_collector_t *self, void *data, prom_collector_free_data_fn *fn);
 
void *prom_collector_data_get(prom_collector_t *self);
 
prom_map_t *prom_collector_metrics_get(prom_collector_t *self);
 
#endif  // PROM_COLLECTOR_H