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authorDaniel Baumann <daniel.baumann@progress-linux.org>2021-05-19 12:33:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2021-05-19 12:33:27 +0000
commit841395dd16f470e3c051a0a4fff5b91efc983c30 (patch)
tree4115f6eedcddda75067130b80acaff9e51612f49 /database/sqlite/sqlite_functions.c
parentAdding upstream version 1.30.1. (diff)
downloadnetdata-841395dd16f470e3c051a0a4fff5b91efc983c30.tar.xz
netdata-841395dd16f470e3c051a0a4fff5b91efc983c30.zip
Adding upstream version 1.31.0.upstream/1.31.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'database/sqlite/sqlite_functions.c')
-rw-r--r--database/sqlite/sqlite_functions.c297
1 files changed, 296 insertions, 1 deletions
diff --git a/database/sqlite/sqlite_functions.c b/database/sqlite/sqlite_functions.c
index 694b86330..382ed8b02 100644
--- a/database/sqlite/sqlite_functions.c
+++ b/database/sqlite/sqlite_functions.c
@@ -19,7 +19,7 @@ const char *database_config[] = {
"CREATE INDEX IF NOT EXISTS ind_c1 on chart (host_id, id, type, name);",
"CREATE TABLE IF NOT EXISTS chart_label(chart_id blob, source_type int, label_key text, "
"label_value text, date_created int, PRIMARY KEY (chart_id, label_key));",
-
+ "CREATE TABLE IF NOT EXISTS node_instance (host_id blob PRIMARY KEY, claim_id, node_id, date_created);",
"delete from chart_active;",
"delete from dimension_active;",
"delete from chart where chart_id not in (select chart_id from dimension);",
@@ -1338,3 +1338,298 @@ failed:
#endif
return;
}
+
+#define SQL_STORE_CLAIM_ID "insert into node_instance " \
+ "(host_id, claim_id, date_created) values (@host_id, @claim_id, strftime('%s')) " \
+ "on conflict(host_id) do update set claim_id = excluded.claim_id;"
+
+void store_claim_id(uuid_t *host_id, uuid_t *claim_id)
+{
+ sqlite3_stmt *res = NULL;
+ int rc;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_STORE_CLAIM_ID, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement store chart labels");
+ return;
+ }
+
+ rc = sqlite3_bind_blob(res, 1, host_id, sizeof(*host_id), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to store node instance information");
+ goto failed;
+ }
+
+ if (claim_id)
+ rc = sqlite3_bind_blob(res, 2, claim_id, sizeof(*claim_id), SQLITE_STATIC);
+ else
+ rc = sqlite3_bind_null(res, 2);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind claim_id parameter to store node instance information");
+ goto failed;
+ }
+
+ rc = execute_insert(res);
+ if (unlikely(rc != SQLITE_DONE))
+ error_report("Failed to store node instance information, rc = %d", rc);
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when storing node instance information");
+
+ return;
+}
+
+static inline void set_host_node_id(RRDHOST *host, uuid_t *node_id)
+{
+ if (unlikely(!host))
+ return;
+
+ if (unlikely(!node_id)) {
+ freez(host->node_id);
+ host->node_id = NULL;
+ return;
+ }
+
+ if (unlikely(!host->node_id))
+ host->node_id = mallocz(sizeof(*host->node_id));
+ uuid_copy(*(host->node_id), *node_id);
+ return;
+}
+
+#define SQL_UPDATE_NODE_ID "update node_instance set node_id = @node_id where host_id = @host_id;"
+
+int update_node_id(uuid_t *host_id, uuid_t *node_id)
+{
+ sqlite3_stmt *res = NULL;
+ RRDHOST *host = NULL;
+ int rc = 2;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return 1;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_UPDATE_NODE_ID, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement to store node instance information");
+ return 1;
+ }
+
+ rc = sqlite3_bind_blob(res, 1, node_id, sizeof(*node_id), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to store node instance information");
+ goto failed;
+ }
+
+ rc = sqlite3_bind_blob(res, 2, host_id, sizeof(*host_id), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to store node instance information");
+ goto failed;
+ }
+
+ rc = execute_insert(res);
+ if (unlikely(rc != SQLITE_DONE))
+ error_report("Failed to store node instance information, rc = %d", rc);
+ rc = sqlite3_changes(db_meta);
+
+ char host_guid[GUID_LEN + 1];
+ uuid_unparse_lower(*host_id, host_guid);
+ rrd_wrlock();
+ host = rrdhost_find_by_guid(host_guid, 0);
+ if (likely(host))
+ set_host_node_id(host, node_id);
+ rrd_unlock();
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when storing node instance information");
+
+ return rc - 1;
+}
+
+#define SQL_SELECT_NODE_ID "select node_id from node_instance where host_id = @host_id and node_id not null;"
+
+int get_node_id(uuid_t *host_id, uuid_t *node_id)
+{
+ sqlite3_stmt *res = NULL;
+ int rc;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return 1;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_SELECT_NODE_ID, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement to select node instance information for a host");
+ return 1;
+ }
+
+ rc = sqlite3_bind_blob(res, 1, host_id, sizeof(*host_id), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to select node instance information");
+ goto failed;
+ }
+
+ rc = sqlite3_step(res);
+ if (likely(rc == SQLITE_ROW && node_id))
+ uuid_copy(*node_id, *((uuid_t *) sqlite3_column_blob(res, 0)));
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when selecting node instance information");
+
+ return (rc == SQLITE_ROW) ? 0 : -1;
+}
+
+#define SQL_INVALIDATE_NODE_INSTANCES "update node_instance set node_id = NULL where exists " \
+ "(select host_id from node_instance where host_id = @host_id and (@claim_id is null or claim_id <> @claim_id));"
+
+void invalidate_node_instances(uuid_t *host_id, uuid_t *claim_id)
+{
+ sqlite3_stmt *res = NULL;
+ int rc;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_INVALIDATE_NODE_INSTANCES, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement to invalidate node instance ids");
+ return;
+ }
+
+ rc = sqlite3_bind_blob(res, 1, host_id, sizeof(*host_id), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to invalidate node instance information");
+ goto failed;
+ }
+
+ if (claim_id)
+ rc = sqlite3_bind_blob(res, 2, claim_id, sizeof(*claim_id), SQLITE_STATIC);
+ else
+ rc = sqlite3_bind_null(res, 2);
+
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind claim_id parameter to invalidate node instance information");
+ goto failed;
+ }
+
+ rc = execute_insert(res);
+ if (unlikely(rc != SQLITE_DONE))
+ error_report("Failed to invalidate node instance information, rc = %d", rc);
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when invalidating node instance information");
+}
+
+#define SQL_GET_NODE_INSTANCE_LIST "select ni.node_id, ni.host_id, h.hostname " \
+ "from node_instance ni, host h where ni.host_id = h.host_id;"
+
+struct node_instance_list *get_node_list(void)
+{
+ struct node_instance_list *node_list = NULL;
+ sqlite3_stmt *res = NULL;
+ int rc;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return NULL;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_GET_NODE_INSTANCE_LIST, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement store chart labels");
+ return NULL;
+ };
+
+ int row = 0;
+ char host_guid[37];
+ while (sqlite3_step(res) == SQLITE_ROW)
+ row++;
+
+ if (sqlite3_reset(res) != SQLITE_OK) {
+ error_report("Failed to reset the prepared statement fetching storing node instance information");
+ goto failed;
+ }
+ node_list = callocz(row + 1, sizeof(*node_list));
+ int max_rows = row;
+ row = 0;
+ while (sqlite3_step(res) == SQLITE_ROW) {
+ if (sqlite3_column_bytes(res, 0) == sizeof(uuid_t))
+ uuid_copy(node_list[row].node_id, *((uuid_t *)sqlite3_column_blob(res, 0)));
+ if (sqlite3_column_bytes(res, 1) == sizeof(uuid_t)) {
+ uuid_t *host_id = (uuid_t *)sqlite3_column_blob(res, 1);
+ uuid_copy(node_list[row].host_id, *host_id);
+ node_list[row].querable = 1;
+ uuid_unparse_lower(*host_id, host_guid);
+ node_list[row].live = rrdhost_find_by_guid(host_guid, 0) ? 1 : 0;
+ node_list[row].hops = uuid_compare(*host_id, localhost->host_uuid) ? 1 : 0;
+ node_list[row].hostname =
+ sqlite3_column_bytes(res, 2) ? strdupz((char *)sqlite3_column_text(res, 2)) : NULL;
+ }
+ row++;
+ if (row == max_rows)
+ break;
+ }
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when storing node instance information");
+
+ return node_list;
+};
+
+#define SQL_GET_HOST_NODE_ID "select node_id from node_instance where host_id = @host_id;"
+
+void sql_load_node_id(RRDHOST *host)
+{
+ sqlite3_stmt *res = NULL;
+ int rc;
+
+ if (unlikely(!db_meta)) {
+ if (default_rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)
+ error_report("Database has not been initialized");
+ return;
+ }
+
+ rc = sqlite3_prepare_v2(db_meta, SQL_GET_HOST_NODE_ID, -1, &res, 0);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to prepare statement store chart labels");
+ return;
+ };
+
+ rc = sqlite3_bind_blob(res, 1, &host->host_uuid, sizeof(host->host_uuid), SQLITE_STATIC);
+ if (unlikely(rc != SQLITE_OK)) {
+ error_report("Failed to bind host_id parameter to store node instance information");
+ goto failed;
+ }
+
+ rc = sqlite3_step(res);
+ if (likely(rc == SQLITE_ROW)) {
+ if (likely(sqlite3_column_bytes(res, 0) == sizeof(uuid_t)))
+ set_host_node_id(host, (uuid_t *)sqlite3_column_blob(res, 0));
+ else
+ set_host_node_id(host, NULL);
+ }
+
+failed:
+ if (unlikely(sqlite3_finalize(res) != SQLITE_OK))
+ error_report("Failed to finalize the prepared statement when storing node instance information");
+
+ return;
+};