X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fmysql.c;h=177563c83d37d60a0c727e47efab7dbe16ca3e5f;hb=f0735d24a2195c8da2657c46a7cb9ceb790b0836;hp=54236dac188c0aa585a9ecf946e7d3775006afdb;hpb=063a5e75b36173e89ffa18d32d47509f6ef968ec;p=collectd.git

diff --git a/src/mysql.c b/src/mysql.c
index 54236dac..177563c8 100644
--- a/src/mysql.c
+++ b/src/mysql.c
@@ -54,6 +54,7 @@ struct mysql_database_s /* {{{ */
 	_Bool master_stats;
 	_Bool slave_stats;
 	_Bool innodb_stats;
+	_Bool wsrep_stats;
 
 	_Bool slave_notif;
 	_Bool slave_io_running;
@@ -104,7 +105,6 @@ static int mysql_config_database (oconfig_item_t *ci) /* {{{ */
 {
 	mysql_database_t *db;
 	int status = 0;
-	int i;
 
 	if ((ci->values_num != 1)
 	    || (ci->values[0].type != OCONFIG_TYPE_STRING))
@@ -144,7 +144,7 @@ static int mysql_config_database (oconfig_item_t *ci) /* {{{ */
 	assert (db->instance != NULL);
 
 	/* Fill the `mysql_database_t' structure.. */
-	for (i = 0; i < ci->children_num; i++)
+	for (int i = 0; i < ci->children_num; i++)
 	{
 		oconfig_item_t *child = ci->children + i;
 
@@ -179,6 +179,8 @@ static int mysql_config_database (oconfig_item_t *ci) /* {{{ */
 			status = cf_util_get_boolean (child, &db->slave_notif);
 		else if (strcasecmp ("InnodbStats", child->key) == 0)
 			status = cf_util_get_boolean (child, &db->innodb_stats);
+		else if (strcasecmp ("WsrepStats", child->key) == 0)
+			status = cf_util_get_boolean (child, &db->wsrep_stats);
 		else
 		{
 			WARNING ("mysql plugin: Option `%s' not allowed here.", child->key);
@@ -222,13 +224,11 @@ static int mysql_config_database (oconfig_item_t *ci) /* {{{ */
 
 static int mysql_config (oconfig_item_t *ci) /* {{{ */
 {
-	int i;
-
 	if (ci == NULL)
 		return (EINVAL);
 
 	/* Fill the `mysql_database_t' structure.. */
-	for (i = 0; i < ci->children_num; i++)
+	for (int i = 0; i < ci->children_num; i++)
 	{
 		oconfig_item_t *child = ci->children + i;
 
@@ -685,6 +685,93 @@ static int mysql_read_innodb_stats (mysql_database_t *db, MYSQL *con)
 	return (0);
 }
 
+static int mysql_read_wsrep_stats (mysql_database_t *db, MYSQL *con)
+{
+	MYSQL_RES *res;
+	MYSQL_ROW  row;
+
+	const char *query;
+	struct {
+		const char *key;
+		const char *type;
+		int ds_type;
+	} metrics[] = {
+
+		{ "wsrep_apply_oooe",                "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_apply_oool",                "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_causal_reads",              "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_commit_oooe",               "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_commit_oool",               "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_flow_control_recv",         "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_flow_control_sent",         "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_flow_control_paused",       "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_local_bf_aborts",           "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_local_cert_failures",       "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_local_commits",             "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_local_replays",             "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_received",                  "operations",   DS_TYPE_DERIVE },
+		{ "wsrep_replicated",                "operations",   DS_TYPE_DERIVE },
+
+		{ "wsrep_received_bytes",            "total_bytes",  DS_TYPE_DERIVE },
+		{ "wsrep_replicated_bytes",          "total_bytes",  DS_TYPE_DERIVE },
+
+		{ "wsrep_apply_window",              "gauge",        DS_TYPE_GAUGE },
+		{ "wsrep_commit_window",             "gauge",        DS_TYPE_GAUGE },
+
+		{ "wsrep_cluster_size",              "gauge",        DS_TYPE_GAUGE },
+		{ "wsrep_cert_deps_distance",        "gauge",        DS_TYPE_GAUGE },
+
+		{ "wsrep_local_recv_queue",          "queue_length", DS_TYPE_GAUGE },
+		{ "wsrep_local_send_queue",          "queue_length", DS_TYPE_GAUGE },
+
+		{ NULL,                              NULL,           0}
+
+	};
+
+	query = "SHOW GLOBAL STATUS LIKE 'wsrep_%'";
+
+	res = exec_query (con, query);
+	if (res == NULL)
+		return (-1);
+
+	row = mysql_fetch_row (res);
+	if (row == NULL)
+	{
+		ERROR ("mysql plugin: Failed to get wsrep statistics: "
+			"`%s' did not return any rows.", query);
+		mysql_free_result (res);
+		return (-1);
+	}
+
+	while ((row = mysql_fetch_row (res)))
+	{
+		int i;
+		char *key;
+		unsigned long long val;
+
+		key = row[0];
+		val = atoll (row[1]);
+
+		for (i = 0; metrics[i].key != NULL && strcmp(metrics[i].key, key) != 0; i++)
+			;
+
+		if (metrics[i].key == NULL)
+			continue;
+
+		switch (metrics[i].ds_type) {
+			case DS_TYPE_GAUGE:
+				gauge_submit(metrics[i].type, key, (gauge_t)val, db);
+				break;
+			case DS_TYPE_DERIVE:
+				derive_submit(metrics[i].type, key, (derive_t)val, db);
+				break;
+		}
+	}
+
+	mysql_free_result(res);
+	return (0);
+} /* mysql_read_wsrep_stats */
+
 static int mysql_read (user_data_t *ud)
 {
 	mysql_database_t *db;
@@ -953,6 +1040,9 @@ static int mysql_read (user_data_t *ud)
 	if ((db->slave_stats) || (db->slave_notif))
 		mysql_read_slave_stats (db, con);
 
+	if (db->wsrep_stats)
+		mysql_read_wsrep_stats (db, con);
+
 	return (0);
 } /* int mysql_read */