From d92890b5f180f13b5f680b3bd345e3674b8f8e8c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Adrien=20B=C3=A9raud?= Date: Tue, 3 May 2022 04:34:15 -0400 Subject: Configurable storage engine for Netdata agents: step 1 (#12776) * rrd: move API structures out of rrddim_volatile In C, unlike C++, it's not possible to reference a nested structure from outside this structure. Since we later want to use rrddim_query_ops and rrddim_collect_ops separately from rrddim_volatile, move these nested structures out. * rrd: use opaque handle types for different memory modes --- database/engine/rrdengine.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'database/engine/rrdengine.h') diff --git a/database/engine/rrdengine.h b/database/engine/rrdengine.h index 7aba98e451..fae911e747 100644 --- a/database/engine/rrdengine.h +++ b/database/engine/rrdengine.h @@ -34,6 +34,22 @@ struct rrdengine_instance; #define RRDENG_FILE_NUMBER_SCAN_TMPL "%1u-%10u" #define RRDENG_FILE_NUMBER_PRINT_TMPL "%1.1u-%10.10u" +struct rrdeng_collect_handle { + struct rrdeng_page_descr *descr, *prev_descr; + unsigned long page_correlation_id; + struct rrdengine_instance *ctx; + // set to 1 when this dimension is not page aligned with the other dimensions in the chart + uint8_t unaligned_page; +}; + +struct rrdeng_query_handle { + struct rrdeng_page_descr *descr; + struct rrdengine_instance *ctx; + struct pg_cache_page_index *page_index; + time_t next_page_time; + time_t now; + unsigned position; +}; typedef enum { RRDENGINE_STATUS_UNINITIALIZED = 0, -- cgit v1.2.3