1 files changed, 59 insertions, 0 deletions
diff --git a/src/database/sqlite/sqlite_metadata.h b/src/database/sqlite/sqlite_metadata.h
new file mode 100644
index 000000000..a276f5c4d
--- /dev/null
+++ b/src/database/sqlite/sqlite_metadata.h
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_SQLITE_METADATA_H
+#define NETDATA_SQLITE_METADATA_H
+
+#include "sqlite3.h"
+#include "sqlite_functions.h"
+
+// return a node list
+struct node_instance_list {
+    uuid_t  node_id;
+    uuid_t  host_id;
+    char *hostname;
+    int live;
+    int queryable;
+    int hops;
+};
+
+typedef enum db_check_action_type {
+    DB_CHECK_NONE          = (1 << 0),
+    DB_CHECK_RECLAIM_SPACE = (1 << 1),
+    DB_CHECK_ANALYZE       = (1 << 2),
+    DB_CHECK_CONT          = (1 << 3),
+    DB_CHECK_RECOVER       = (1 << 4),
+} db_check_action_type_t;
+
+// To initialize and shutdown
+void metadata_sync_init(void);
+void metadata_sync_shutdown(void);
+void metadata_sync_shutdown_prepare(void);
+
+void metaqueue_delete_dimension_uuid(uuid_t *uuid);
+void metaqueue_store_claim_id(uuid_t *host_uuid, uuid_t *claim_uuid);
+void metaqueue_host_update_info(RRDHOST *host);
+void metaqueue_ml_load_models(RRDDIM *rd);
+void detect_machine_guid_change(uuid_t *host_uuid);
+void metadata_queue_load_host_context(RRDHOST *host);
+void metadata_delete_host_chart_labels(char *machine_guid);
+void vacuum_database(sqlite3 *database, const char *db_alias, int threshold, int vacuum_pc);
+
+int sql_metadata_cache_stats(int op);
+
+int get_node_id(uuid_t *host_id, uuid_t *node_id);
+int update_node_id(uuid_t *host_id, uuid_t *node_id);
+struct node_instance_list *get_node_list(void);
+void sql_load_node_id(RRDHOST *host);
+
+// Help build archived hosts in memory when agent starts
+void sql_build_host_system_info(uuid_t *host_id, struct rrdhost_system_info *system_info);
+void invalidate_node_instances(uuid_t *host_id, uuid_t *claim_id);
+RRDLABELS *sql_load_host_labels(uuid_t *host_id);
+
+uint64_t sqlite_get_meta_space(void);
+int sql_init_meta_database(db_check_action_type_t rebuild, int memory);
+void sql_close_meta_database(void);
+
+// UNIT TEST
+int metadata_unittest(void);
+#endif //NETDATA_SQLITE_METADATA_H