From c69cb8cc094cc916adbc516b09e944cd3d137c01 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 13:08:07 +0200 Subject: Adding upstream version 1.29.3. Signed-off-by: Daniel Baumann --- database/engine/rrdengineapi.h | 63 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 database/engine/rrdengineapi.h (limited to 'database/engine/rrdengineapi.h') diff --git a/database/engine/rrdengineapi.h b/database/engine/rrdengineapi.h new file mode 100644 index 0000000..41375b9 --- /dev/null +++ b/database/engine/rrdengineapi.h @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_RRDENGINEAPI_H +#define NETDATA_RRDENGINEAPI_H + +#include "rrdengine.h" + +#define RRDENG_MIN_PAGE_CACHE_SIZE_MB (8) +#define RRDENG_MIN_DISK_SPACE_MB (64) + +#define RRDENG_NR_STATS (37) + +#define RRDENG_FD_BUDGET_PER_INSTANCE (50) + +extern int default_rrdeng_page_cache_mb; +extern int default_rrdeng_disk_quota_mb; +extern int default_multidb_disk_quota_mb; +extern uint8_t rrdeng_drop_metrics_under_page_cache_pressure; +extern struct rrdengine_instance multidb_ctx; + +struct rrdeng_region_info { + time_t start_time; + int update_every; + unsigned points; +}; + +extern void *rrdeng_create_page(struct rrdengine_instance *ctx, uuid_t *id, struct rrdeng_page_descr **ret_descr); +extern void rrdeng_commit_page(struct rrdengine_instance *ctx, struct rrdeng_page_descr *descr, + Word_t page_correlation_id); +extern void *rrdeng_get_latest_page(struct rrdengine_instance *ctx, uuid_t *id, void **handle); +extern void *rrdeng_get_page(struct rrdengine_instance *ctx, uuid_t *id, usec_t point_in_time, void **handle); +extern void rrdeng_put_page(struct rrdengine_instance *ctx, void *handle); + +extern void rrdeng_generate_legacy_uuid(const char *dim_id, char *chart_id, uuid_t *ret_uuid); +extern void rrdeng_convert_legacy_uuid_to_multihost(char machine_guid[GUID_LEN + 1], uuid_t *legacy_uuid, + uuid_t *ret_uuid); + + +extern void rrdeng_metric_init(RRDDIM *rd, uuid_t *dim_uuid); +extern void rrdeng_store_metric_init(RRDDIM *rd); +extern void rrdeng_store_metric_flush_current_page(RRDDIM *rd); +extern void rrdeng_store_metric_next(RRDDIM *rd, usec_t point_in_time, storage_number number); +extern int rrdeng_store_metric_finalize(RRDDIM *rd); +extern unsigned + rrdeng_variable_step_boundaries(RRDSET *st, time_t start_time, time_t end_time, + struct rrdeng_region_info **region_info_arrayp, unsigned *max_intervalp, struct context_param *context_param_list); +extern void rrdeng_load_metric_init(RRDDIM *rd, struct rrddim_query_handle *rrdimm_handle, + time_t start_time, time_t end_time); +extern storage_number rrdeng_load_metric_next(struct rrddim_query_handle *rrdimm_handle, time_t *current_time); +extern int rrdeng_load_metric_is_finished(struct rrddim_query_handle *rrdimm_handle); +extern void rrdeng_load_metric_finalize(struct rrddim_query_handle *rrdimm_handle); +extern time_t rrdeng_metric_latest_time(RRDDIM *rd); +extern time_t rrdeng_metric_oldest_time(RRDDIM *rd); +extern void rrdeng_get_37_statistics(struct rrdengine_instance *ctx, unsigned long long *array); + +/* must call once before using anything */ +extern int rrdeng_init(RRDHOST *host, struct rrdengine_instance **ctxp, char *dbfiles_path, unsigned page_cache_mb, + unsigned disk_space_mb); + +extern int rrdeng_exit(struct rrdengine_instance *ctx); +extern void rrdeng_prepare_exit(struct rrdengine_instance *ctx); + +#endif /* NETDATA_RRDENGINEAPI_H */ -- cgit v1.2.3