2 * collectd - src/mysql.c
3 * Copyright (C) 2006-2010 Florian octo Forster
4 * Copyright (C) 2008 Mirko Buffoni
5 * Copyright (C) 2009 Doug MacEachern
6 * Copyright (C) 2009 Sebastian tokkee Harl
7 * Copyright (C) 2009 Rodolphe QuiƩdeville
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; only version 2 of the License is applicable.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 * Florian octo Forster <octo at collectd.org>
24 * Mirko Buffoni <briareos at eswat.org>
25 * Doug MacEachern <dougm at hyperic.com>
26 * Sebastian tokkee Harl <sh at tokkee.org>
27 * Rodolphe QuiƩdeville <rquiedeville at bearstech.com>
37 #elif defined(HAVE_MYSQL_MYSQL_H)
38 #include <mysql/mysql.h>
41 struct mysql_database_s /* {{{ */
50 /* mysql_ssl_set params */
67 bool slave_io_running;
68 bool slave_sql_running;
73 typedef struct mysql_database_s mysql_database_t; /* }}} */
75 static int mysql_read(user_data_t *ud);
77 static void mysql_database_free(void *arg) /* {{{ */
81 DEBUG("mysql plugin: mysql_database_free (arg = %p);", arg);
104 } /* }}} void mysql_database_free */
106 /* Configuration handling functions {{{
109 * <Database "plugin_instance1">
116 static int mysql_config_database(oconfig_item_t *ci) /* {{{ */
118 mysql_database_t *db;
121 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING)) {
122 WARNING("mysql plugin: The `Database' block "
123 "needs exactly one string argument.");
127 db = calloc(1, sizeof(*db));
129 ERROR("mysql plugin: calloc failed.");
133 /* initialize all the pointers */
149 /* trigger a notification, if it's not running */
150 db->slave_io_running = true;
151 db->slave_sql_running = true;
153 status = cf_util_get_string(ci, &db->instance);
158 assert(db->instance != NULL);
160 /* Fill the `mysql_database_t' structure.. */
161 for (int i = 0; i < ci->children_num; i++) {
162 oconfig_item_t *child = ci->children + i;
164 if (strcasecmp("Alias", child->key) == 0)
165 status = cf_util_get_string(child, &db->alias);
166 else if (strcasecmp("Host", child->key) == 0)
167 status = cf_util_get_string(child, &db->host);
168 else if (strcasecmp("User", child->key) == 0)
169 status = cf_util_get_string(child, &db->user);
170 else if (strcasecmp("Password", child->key) == 0)
171 status = cf_util_get_string(child, &db->pass);
172 else if (strcasecmp("Port", child->key) == 0) {
173 status = cf_util_get_port_number(child);
178 } else if (strcasecmp("Socket", child->key) == 0)
179 status = cf_util_get_string(child, &db->socket);
180 else if (strcasecmp("Database", child->key) == 0)
181 status = cf_util_get_string(child, &db->database);
182 else if (strcasecmp("SSLKey", child->key) == 0)
183 status = cf_util_get_string(child, &db->key);
184 else if (strcasecmp("SSLCert", child->key) == 0)
185 status = cf_util_get_string(child, &db->cert);
186 else if (strcasecmp("SSLCA", child->key) == 0)
187 status = cf_util_get_string(child, &db->ca);
188 else if (strcasecmp("SSLCAPath", child->key) == 0)
189 status = cf_util_get_string(child, &db->capath);
190 else if (strcasecmp("SSLCipher", child->key) == 0)
191 status = cf_util_get_string(child, &db->cipher);
192 else if (strcasecmp("ConnectTimeout", child->key) == 0)
193 status = cf_util_get_int(child, &db->timeout);
194 else if (strcasecmp("MasterStats", child->key) == 0)
195 status = cf_util_get_boolean(child, &db->master_stats);
196 else if (strcasecmp("SlaveStats", child->key) == 0)
197 status = cf_util_get_boolean(child, &db->slave_stats);
198 else if (strcasecmp("SlaveNotifications", child->key) == 0)
199 status = cf_util_get_boolean(child, &db->slave_notif);
200 else if (strcasecmp("InnodbStats", child->key) == 0)
201 status = cf_util_get_boolean(child, &db->innodb_stats);
202 else if (strcasecmp("WsrepStats", child->key) == 0)
203 status = cf_util_get_boolean(child, &db->wsrep_stats);
205 WARNING("mysql plugin: Option `%s' not allowed here.", child->key);
213 /* If all went well, register this database for reading */
215 char cb_name[DATA_MAX_NAME_LEN];
217 DEBUG("mysql plugin: Registering new read callback: %s",
218 (db->database != NULL) ? db->database : "<default>");
220 if (db->instance != NULL)
221 snprintf(cb_name, sizeof(cb_name), "mysql-%s", db->instance);
223 sstrncpy(cb_name, "mysql", sizeof(cb_name));
225 plugin_register_complex_read(
226 /* group = */ NULL, cb_name, mysql_read, /* interval = */ 0,
228 .data = db, .free_func = mysql_database_free,
231 mysql_database_free(db);
236 } /* }}} int mysql_config_database */
238 static int mysql_config(oconfig_item_t *ci) /* {{{ */
243 /* Fill the `mysql_database_t' structure.. */
244 for (int i = 0; i < ci->children_num; i++) {
245 oconfig_item_t *child = ci->children + i;
247 if (strcasecmp("Database", child->key) == 0)
248 mysql_config_database(child);
250 WARNING("mysql plugin: Option \"%s\" not allowed here.", child->key);
254 } /* }}} int mysql_config */
256 /* }}} End of configuration handling functions */
258 static MYSQL *getconnection(mysql_database_t *db) {
261 if (db->is_connected) {
264 status = mysql_ping(db->con);
268 WARNING("mysql plugin: Lost connection to instance \"%s\": %s",
269 db->instance, mysql_error(db->con));
271 db->is_connected = false;
273 /* Close the old connection before initializing a new one. */
274 if (db->con != NULL) {
275 mysql_close(db->con);
279 db->con = mysql_init(NULL);
280 if (db->con == NULL) {
281 ERROR("mysql plugin: mysql_init failed: %s", mysql_error(db->con));
285 /* Configure TCP connect timeout (default: 0) */
286 db->con->options.connect_timeout = db->timeout;
288 mysql_ssl_set(db->con, db->key, db->cert, db->ca, db->capath, db->cipher);
290 if (mysql_real_connect(db->con, db->host, db->user, db->pass, db->database,
291 db->port, db->socket, 0) == NULL) {
292 ERROR("mysql plugin: Failed to connect to database %s "
294 (db->database != NULL) ? db->database : "<none>",
295 (db->host != NULL) ? db->host : "localhost", mysql_error(db->con));
299 cipher = mysql_get_ssl_cipher(db->con);
301 INFO("mysql plugin: Successfully connected to database %s "
302 "at server %s with cipher %s "
303 "(server version: %s, protocol version: %d) ",
304 (db->database != NULL) ? db->database : "<none>",
305 mysql_get_host_info(db->con), (cipher != NULL) ? cipher : "<none>",
306 mysql_get_server_info(db->con), mysql_get_proto_info(db->con));
308 db->is_connected = true;
310 } /* static MYSQL *getconnection (mysql_database_t *db) */
312 static void set_host(mysql_database_t *db, char *buf, size_t buflen) {
314 sstrncpy(buf, db->alias, buflen);
315 else if ((db->host == NULL) || (strcmp("", db->host) == 0) ||
316 (strcmp("127.0.0.1", db->host) == 0) ||
317 (strcmp("localhost", db->host) == 0))
318 sstrncpy(buf, hostname_g, buflen);
320 sstrncpy(buf, db->host, buflen);
321 } /* void set_host */
323 static void submit(const char *type, const char *type_instance, value_t *values,
324 size_t values_len, mysql_database_t *db) {
325 value_list_t vl = VALUE_LIST_INIT;
328 vl.values_len = values_len;
330 set_host(db, vl.host, sizeof(vl.host));
332 sstrncpy(vl.plugin, "mysql", sizeof(vl.plugin));
334 /* Assured by "mysql_config_database" */
335 assert(db->instance != NULL);
336 sstrncpy(vl.plugin_instance, db->instance, sizeof(vl.plugin_instance));
338 sstrncpy(vl.type, type, sizeof(vl.type));
339 if (type_instance != NULL)
340 sstrncpy(vl.type_instance, type_instance, sizeof(vl.type_instance));
342 plugin_dispatch_values(&vl);
345 static void gauge_submit(const char *type, const char *type_instance,
346 gauge_t value, mysql_database_t *db) {
347 submit(type, type_instance, &(value_t){.gauge = value}, 1, db);
348 } /* void gauge_submit */
350 static void derive_submit(const char *type, const char *type_instance,
351 derive_t value, mysql_database_t *db) {
352 submit(type, type_instance, &(value_t){.derive = value}, 1, db);
353 } /* void derive_submit */
355 static void traffic_submit(derive_t rx, derive_t tx, mysql_database_t *db) {
357 {.derive = rx}, {.derive = tx},
360 submit("mysql_octets", NULL, values, STATIC_ARRAY_SIZE(values), db);
361 } /* void traffic_submit */
363 static MYSQL_RES *exec_query(MYSQL *con, const char *query) {
366 int query_len = strlen(query);
368 if (mysql_real_query(con, query, query_len)) {
369 ERROR("mysql plugin: Failed to execute query: %s", mysql_error(con));
370 INFO("mysql plugin: SQL query was: %s", query);
374 res = mysql_store_result(con);
376 ERROR("mysql plugin: Failed to store query result: %s", mysql_error(con));
377 INFO("mysql plugin: SQL query was: %s", query);
384 static int mysql_read_master_stats(mysql_database_t *db, MYSQL *con) {
390 unsigned long long position;
392 query = "SHOW MASTER STATUS";
394 res = exec_query(con, query);
398 row = mysql_fetch_row(res);
400 ERROR("mysql plugin: Failed to get master statistics: "
401 "`%s' did not return any rows.",
403 mysql_free_result(res);
407 field_num = mysql_num_fields(res);
409 ERROR("mysql plugin: Failed to get master statistics: "
410 "`%s' returned less than two columns.",
412 mysql_free_result(res);
416 position = atoll(row[1]);
417 derive_submit("mysql_log_position", "master-bin", position, db);
419 row = mysql_fetch_row(res);
421 WARNING("mysql plugin: `%s' returned more than one row - "
422 "ignoring further results.",
425 mysql_free_result(res);
428 } /* mysql_read_master_stats */
430 static int mysql_read_slave_stats(mysql_database_t *db, MYSQL *con) {
437 /* WTF? libmysqlclient does not seem to provide any means to
438 * translate a column name to a column index ... :-/ */
439 const int READ_MASTER_LOG_POS_IDX = 6;
440 const int SLAVE_IO_RUNNING_IDX = 10;
441 const int SLAVE_SQL_RUNNING_IDX = 11;
442 const int EXEC_MASTER_LOG_POS_IDX = 21;
443 const int SECONDS_BEHIND_MASTER_IDX = 32;
445 query = "SHOW SLAVE STATUS";
447 res = exec_query(con, query);
451 row = mysql_fetch_row(res);
453 ERROR("mysql plugin: Failed to get slave statistics: "
454 "`%s' did not return any rows.",
456 mysql_free_result(res);
460 field_num = mysql_num_fields(res);
461 if (field_num < 33) {
462 ERROR("mysql plugin: Failed to get slave statistics: "
463 "`%s' returned less than 33 columns.",
465 mysql_free_result(res);
469 if (db->slave_stats) {
470 unsigned long long counter;
473 counter = atoll(row[READ_MASTER_LOG_POS_IDX]);
474 derive_submit("mysql_log_position", "slave-read", counter, db);
476 counter = atoll(row[EXEC_MASTER_LOG_POS_IDX]);
477 derive_submit("mysql_log_position", "slave-exec", counter, db);
479 if (row[SECONDS_BEHIND_MASTER_IDX] != NULL) {
480 gauge = atof(row[SECONDS_BEHIND_MASTER_IDX]);
481 gauge_submit("time_offset", NULL, gauge, db);
485 if (db->slave_notif) {
486 notification_t n = {0, cdtime(), "", "", "mysql",
487 "", "time_offset", "", NULL};
491 io = row[SLAVE_IO_RUNNING_IDX];
492 sql = row[SLAVE_SQL_RUNNING_IDX];
494 set_host(db, n.host, sizeof(n.host));
496 /* Assured by "mysql_config_database" */
497 assert(db->instance != NULL);
498 sstrncpy(n.plugin_instance, db->instance, sizeof(n.plugin_instance));
500 if (((io == NULL) || (strcasecmp(io, "yes") != 0)) &&
501 (db->slave_io_running)) {
502 n.severity = NOTIF_WARNING;
503 snprintf(n.message, sizeof(n.message),
504 "slave I/O thread not started or not connected to master");
505 plugin_dispatch_notification(&n);
506 db->slave_io_running = false;
507 } else if (((io != NULL) && (strcasecmp(io, "yes") == 0)) &&
508 (!db->slave_io_running)) {
509 n.severity = NOTIF_OKAY;
510 snprintf(n.message, sizeof(n.message),
511 "slave I/O thread started and connected to master");
512 plugin_dispatch_notification(&n);
513 db->slave_io_running = true;
516 if (((sql == NULL) || (strcasecmp(sql, "yes") != 0)) &&
517 (db->slave_sql_running)) {
518 n.severity = NOTIF_WARNING;
519 snprintf(n.message, sizeof(n.message), "slave SQL thread not started");
520 plugin_dispatch_notification(&n);
521 db->slave_sql_running = false;
522 } else if (((sql != NULL) && (strcasecmp(sql, "yes") == 0)) &&
523 (!db->slave_sql_running)) {
524 n.severity = NOTIF_OKAY;
525 snprintf(n.message, sizeof(n.message), "slave SQL thread started");
526 plugin_dispatch_notification(&n);
527 db->slave_sql_running = true;
531 row = mysql_fetch_row(res);
533 WARNING("mysql plugin: `%s' returned more than one row - "
534 "ignoring further results.",
537 mysql_free_result(res);
540 } /* mysql_read_slave_stats */
542 static int mysql_read_innodb_stats(mysql_database_t *db, MYSQL *con) {
552 {"metadata_mem_pool_size", "bytes", DS_TYPE_GAUGE},
553 {"lock_deadlocks", "mysql_locks", DS_TYPE_DERIVE},
554 {"lock_timeouts", "mysql_locks", DS_TYPE_DERIVE},
555 {"lock_row_lock_current_waits", "mysql_locks", DS_TYPE_DERIVE},
556 {"buffer_pool_size", "bytes", DS_TYPE_GAUGE},
558 {"os_log_bytes_written", "operations", DS_TYPE_DERIVE},
559 {"os_log_pending_fsyncs", "operations", DS_TYPE_DERIVE},
560 {"os_log_pending_writes", "operations", DS_TYPE_DERIVE},
562 {"trx_rseg_history_len", "gauge", DS_TYPE_GAUGE},
564 {"adaptive_hash_searches", "operations", DS_TYPE_DERIVE},
566 {"file_num_open_files", "gauge", DS_TYPE_GAUGE},
568 {"ibuf_merges_insert", "operations", DS_TYPE_DERIVE},
569 {"ibuf_merges_delete_mark", "operations", DS_TYPE_DERIVE},
570 {"ibuf_merges_delete", "operations", DS_TYPE_DERIVE},
571 {"ibuf_merges_discard_insert", "operations", DS_TYPE_DERIVE},
572 {"ibuf_merges_discard_delete_mark", "operations", DS_TYPE_DERIVE},
573 {"ibuf_merges_discard_delete", "operations", DS_TYPE_DERIVE},
574 {"ibuf_merges_discard_merges", "operations", DS_TYPE_DERIVE},
575 {"ibuf_size", "bytes", DS_TYPE_GAUGE},
577 {"innodb_activity_count", "gauge", DS_TYPE_GAUGE},
579 {"innodb_rwlock_s_spin_waits", "operations", DS_TYPE_DERIVE},
580 {"innodb_rwlock_x_spin_waits", "operations", DS_TYPE_DERIVE},
581 {"innodb_rwlock_s_spin_rounds", "operations", DS_TYPE_DERIVE},
582 {"innodb_rwlock_x_spin_rounds", "operations", DS_TYPE_DERIVE},
583 {"innodb_rwlock_s_os_waits", "operations", DS_TYPE_DERIVE},
584 {"innodb_rwlock_x_os_waits", "operations", DS_TYPE_DERIVE},
586 {"dml_reads", "operations", DS_TYPE_DERIVE},
587 {"dml_inserts", "operations", DS_TYPE_DERIVE},
588 {"dml_deletes", "operations", DS_TYPE_DERIVE},
589 {"dml_updates", "operations", DS_TYPE_DERIVE},
593 query = "SELECT name, count, type FROM information_schema.innodb_metrics "
594 "WHERE status = 'enabled'";
596 res = exec_query(con, query);
600 while ((row = mysql_fetch_row(res))) {
603 unsigned long long val;
608 for (i = 0; metrics[i].key != NULL && strcmp(metrics[i].key, key) != 0; i++)
611 if (metrics[i].key == NULL)
614 switch (metrics[i].ds_type) {
615 case DS_TYPE_COUNTER:
616 derive_submit(metrics[i].type, key, (counter_t)val, db);
619 gauge_submit(metrics[i].type, key, (gauge_t)val, db);
622 derive_submit(metrics[i].type, key, (derive_t)val, db);
627 mysql_free_result(res);
631 static int mysql_read_wsrep_stats(mysql_database_t *db, MYSQL *con) {
642 {"wsrep_apply_oooe", "operations", DS_TYPE_DERIVE},
643 {"wsrep_apply_oool", "operations", DS_TYPE_DERIVE},
644 {"wsrep_causal_reads", "operations", DS_TYPE_DERIVE},
645 {"wsrep_commit_oooe", "operations", DS_TYPE_DERIVE},
646 {"wsrep_commit_oool", "operations", DS_TYPE_DERIVE},
647 {"wsrep_flow_control_recv", "operations", DS_TYPE_DERIVE},
648 {"wsrep_flow_control_sent", "operations", DS_TYPE_DERIVE},
649 {"wsrep_flow_control_paused", "operations", DS_TYPE_DERIVE},
650 {"wsrep_local_bf_aborts", "operations", DS_TYPE_DERIVE},
651 {"wsrep_local_cert_failures", "operations", DS_TYPE_DERIVE},
652 {"wsrep_local_commits", "operations", DS_TYPE_DERIVE},
653 {"wsrep_local_replays", "operations", DS_TYPE_DERIVE},
654 {"wsrep_received", "operations", DS_TYPE_DERIVE},
655 {"wsrep_replicated", "operations", DS_TYPE_DERIVE},
657 {"wsrep_received_bytes", "total_bytes", DS_TYPE_DERIVE},
658 {"wsrep_replicated_bytes", "total_bytes", DS_TYPE_DERIVE},
660 {"wsrep_apply_window", "gauge", DS_TYPE_GAUGE},
661 {"wsrep_commit_window", "gauge", DS_TYPE_GAUGE},
663 {"wsrep_cluster_size", "gauge", DS_TYPE_GAUGE},
664 {"wsrep_cert_deps_distance", "gauge", DS_TYPE_GAUGE},
666 {"wsrep_local_recv_queue", "queue_length", DS_TYPE_GAUGE},
667 {"wsrep_local_send_queue", "queue_length", DS_TYPE_GAUGE},
673 query = "SHOW GLOBAL STATUS LIKE 'wsrep_%'";
675 res = exec_query(con, query);
679 row = mysql_fetch_row(res);
681 ERROR("mysql plugin: Failed to get wsrep statistics: "
682 "`%s' did not return any rows.",
684 mysql_free_result(res);
688 while ((row = mysql_fetch_row(res))) {
691 unsigned long long val;
696 for (i = 0; metrics[i].key != NULL && strcmp(metrics[i].key, key) != 0; i++)
699 if (metrics[i].key == NULL)
702 switch (metrics[i].ds_type) {
704 gauge_submit(metrics[i].type, key, (gauge_t)val, db);
707 derive_submit(metrics[i].type, key, (derive_t)val, db);
712 mysql_free_result(res);
714 } /* mysql_read_wsrep_stats */
716 static int mysql_read(user_data_t *ud) {
717 mysql_database_t *db;
723 derive_t qcache_hits = 0;
724 derive_t qcache_inserts = 0;
725 derive_t qcache_not_cached = 0;
726 derive_t qcache_lowmem_prunes = 0;
727 gauge_t qcache_queries_in_cache = NAN;
729 gauge_t threads_running = NAN;
730 gauge_t threads_connected = NAN;
731 gauge_t threads_cached = NAN;
732 derive_t threads_created = 0;
734 unsigned long long traffic_incoming = 0ULL;
735 unsigned long long traffic_outgoing = 0ULL;
736 unsigned long mysql_version = 0ULL;
738 if ((ud == NULL) || (ud->data == NULL)) {
739 ERROR("mysql plugin: mysql_database_read: Invalid user data.");
743 db = (mysql_database_t *)ud->data;
745 /* An error message will have been printed in this case */
746 if ((con = getconnection(db)) == NULL)
749 mysql_version = mysql_get_server_version(con);
751 query = "SHOW STATUS";
752 if (mysql_version >= 50002)
753 query = "SHOW GLOBAL STATUS";
755 res = exec_query(con, query);
759 while ((row = mysql_fetch_row(res))) {
761 unsigned long long val;
766 if (strncmp(key, "Com_", strlen("Com_")) == 0) {
770 /* Ignore `prepared statements' */
771 if (strncmp(key, "Com_stmt_", strlen("Com_stmt_")) != 0)
772 derive_submit("mysql_commands", key + strlen("Com_"), val, db);
773 } else if (strncmp(key, "Handler_", strlen("Handler_")) == 0) {
777 derive_submit("mysql_handler", key + strlen("Handler_"), val, db);
778 } else if (strncmp(key, "Qcache_", strlen("Qcache_")) == 0) {
779 if (strcmp(key, "Qcache_hits") == 0)
780 qcache_hits = (derive_t)val;
781 else if (strcmp(key, "Qcache_inserts") == 0)
782 qcache_inserts = (derive_t)val;
783 else if (strcmp(key, "Qcache_not_cached") == 0)
784 qcache_not_cached = (derive_t)val;
785 else if (strcmp(key, "Qcache_lowmem_prunes") == 0)
786 qcache_lowmem_prunes = (derive_t)val;
787 else if (strcmp(key, "Qcache_queries_in_cache") == 0)
788 qcache_queries_in_cache = (gauge_t)val;
789 } else if (strncmp(key, "Bytes_", strlen("Bytes_")) == 0) {
790 if (strcmp(key, "Bytes_received") == 0)
791 traffic_incoming += val;
792 else if (strcmp(key, "Bytes_sent") == 0)
793 traffic_outgoing += val;
794 } else if (strncmp(key, "Threads_", strlen("Threads_")) == 0) {
795 if (strcmp(key, "Threads_running") == 0)
796 threads_running = (gauge_t)val;
797 else if (strcmp(key, "Threads_connected") == 0)
798 threads_connected = (gauge_t)val;
799 else if (strcmp(key, "Threads_cached") == 0)
800 threads_cached = (gauge_t)val;
801 else if (strcmp(key, "Threads_created") == 0)
802 threads_created = (derive_t)val;
803 } else if (strncmp(key, "Table_locks_", strlen("Table_locks_")) == 0) {
804 derive_submit("mysql_locks", key + strlen("Table_locks_"), val, db);
805 } else if (db->innodb_stats &&
806 strncmp(key, "Innodb_", strlen("Innodb_")) == 0) {
808 if (strcmp(key, "Innodb_buffer_pool_pages_data") == 0)
809 gauge_submit("mysql_bpool_pages", "data", val, db);
810 else if (strcmp(key, "Innodb_buffer_pool_pages_dirty") == 0)
811 gauge_submit("mysql_bpool_pages", "dirty", val, db);
812 else if (strcmp(key, "Innodb_buffer_pool_pages_flushed") == 0)
813 derive_submit("mysql_bpool_counters", "pages_flushed", val, db);
814 else if (strcmp(key, "Innodb_buffer_pool_pages_free") == 0)
815 gauge_submit("mysql_bpool_pages", "free", val, db);
816 else if (strcmp(key, "Innodb_buffer_pool_pages_misc") == 0)
817 gauge_submit("mysql_bpool_pages", "misc", val, db);
818 else if (strcmp(key, "Innodb_buffer_pool_pages_total") == 0)
819 gauge_submit("mysql_bpool_pages", "total", val, db);
820 else if (strcmp(key, "Innodb_buffer_pool_read_ahead_rnd") == 0)
821 derive_submit("mysql_bpool_counters", "read_ahead_rnd", val, db);
822 else if (strcmp(key, "Innodb_buffer_pool_read_ahead") == 0)
823 derive_submit("mysql_bpool_counters", "read_ahead", val, db);
824 else if (strcmp(key, "Innodb_buffer_pool_read_ahead_evicted") == 0)
825 derive_submit("mysql_bpool_counters", "read_ahead_evicted", val, db);
826 else if (strcmp(key, "Innodb_buffer_pool_read_requests") == 0)
827 derive_submit("mysql_bpool_counters", "read_requests", val, db);
828 else if (strcmp(key, "Innodb_buffer_pool_reads") == 0)
829 derive_submit("mysql_bpool_counters", "reads", val, db);
830 else if (strcmp(key, "Innodb_buffer_pool_wait_free") == 0)
831 derive_submit("mysql_bpool_counters", "wait_free", val, db);
832 else if (strcmp(key, "Innodb_buffer_pool_write_requests") == 0)
833 derive_submit("mysql_bpool_counters", "write_requests", val, db);
834 else if (strcmp(key, "Innodb_buffer_pool_bytes_data") == 0)
835 gauge_submit("mysql_bpool_bytes", "data", val, db);
836 else if (strcmp(key, "Innodb_buffer_pool_bytes_dirty") == 0)
837 gauge_submit("mysql_bpool_bytes", "dirty", val, db);
840 if (strcmp(key, "Innodb_data_fsyncs") == 0)
841 derive_submit("mysql_innodb_data", "fsyncs", val, db);
842 else if (strcmp(key, "Innodb_data_read") == 0)
843 derive_submit("mysql_innodb_data", "read", val, db);
844 else if (strcmp(key, "Innodb_data_reads") == 0)
845 derive_submit("mysql_innodb_data", "reads", val, db);
846 else if (strcmp(key, "Innodb_data_writes") == 0)
847 derive_submit("mysql_innodb_data", "writes", val, db);
848 else if (strcmp(key, "Innodb_data_written") == 0)
849 derive_submit("mysql_innodb_data", "written", val, db);
852 else if (strcmp(key, "Innodb_dblwr_writes") == 0)
853 derive_submit("mysql_innodb_dblwr", "writes", val, db);
854 else if (strcmp(key, "Innodb_dblwr_pages_written") == 0)
855 derive_submit("mysql_innodb_dblwr", "written", val, db);
856 else if (strcmp(key, "Innodb_dblwr_page_size") == 0)
857 gauge_submit("mysql_innodb_dblwr", "page_size", val, db);
860 else if (strcmp(key, "Innodb_log_waits") == 0)
861 derive_submit("mysql_innodb_log", "waits", val, db);
862 else if (strcmp(key, "Innodb_log_write_requests") == 0)
863 derive_submit("mysql_innodb_log", "write_requests", val, db);
864 else if (strcmp(key, "Innodb_log_writes") == 0)
865 derive_submit("mysql_innodb_log", "writes", val, db);
866 else if (strcmp(key, "Innodb_os_log_fsyncs") == 0)
867 derive_submit("mysql_innodb_log", "fsyncs", val, db);
868 else if (strcmp(key, "Innodb_os_log_written") == 0)
869 derive_submit("mysql_innodb_log", "written", val, db);
872 else if (strcmp(key, "Innodb_pages_created") == 0)
873 derive_submit("mysql_innodb_pages", "created", val, db);
874 else if (strcmp(key, "Innodb_pages_read") == 0)
875 derive_submit("mysql_innodb_pages", "read", val, db);
876 else if (strcmp(key, "Innodb_pages_written") == 0)
877 derive_submit("mysql_innodb_pages", "written", val, db);
880 else if (strcmp(key, "Innodb_row_lock_time") == 0)
881 derive_submit("mysql_innodb_row_lock", "time", val, db);
882 else if (strcmp(key, "Innodb_row_lock_waits") == 0)
883 derive_submit("mysql_innodb_row_lock", "waits", val, db);
886 else if (strcmp(key, "Innodb_rows_deleted") == 0)
887 derive_submit("mysql_innodb_rows", "deleted", val, db);
888 else if (strcmp(key, "Innodb_rows_inserted") == 0)
889 derive_submit("mysql_innodb_rows", "inserted", val, db);
890 else if (strcmp(key, "Innodb_rows_read") == 0)
891 derive_submit("mysql_innodb_rows", "read", val, db);
892 else if (strcmp(key, "Innodb_rows_updated") == 0)
893 derive_submit("mysql_innodb_rows", "updated", val, db);
894 } else if (strncmp(key, "Select_", strlen("Select_")) == 0) {
895 derive_submit("mysql_select", key + strlen("Select_"), val, db);
896 } else if (strncmp(key, "Sort_", strlen("Sort_")) == 0) {
897 if (strcmp(key, "Sort_merge_passes") == 0)
898 derive_submit("mysql_sort_merge_passes", NULL, val, db);
899 else if (strcmp(key, "Sort_rows") == 0)
900 derive_submit("mysql_sort_rows", NULL, val, db);
901 else if (strcmp(key, "Sort_range") == 0)
902 derive_submit("mysql_sort", "range", val, db);
903 else if (strcmp(key, "Sort_scan") == 0)
904 derive_submit("mysql_sort", "scan", val, db);
906 } else if (strncmp(key, "Slow_queries", strlen("Slow_queries")) == 0) {
907 derive_submit("mysql_slow_queries", NULL, val, db);
910 mysql_free_result(res);
913 if ((qcache_hits != 0) || (qcache_inserts != 0) || (qcache_not_cached != 0) ||
914 (qcache_lowmem_prunes != 0)) {
915 derive_submit("cache_result", "qcache-hits", qcache_hits, db);
916 derive_submit("cache_result", "qcache-inserts", qcache_inserts, db);
917 derive_submit("cache_result", "qcache-not_cached", qcache_not_cached, db);
918 derive_submit("cache_result", "qcache-prunes", qcache_lowmem_prunes, db);
920 gauge_submit("cache_size", "qcache", qcache_queries_in_cache, db);
923 if (threads_created != 0) {
924 gauge_submit("threads", "running", threads_running, db);
925 gauge_submit("threads", "connected", threads_connected, db);
926 gauge_submit("threads", "cached", threads_cached, db);
928 derive_submit("total_threads", "created", threads_created, db);
931 traffic_submit(traffic_incoming, traffic_outgoing, db);
933 if (mysql_version >= 50600 && db->innodb_stats)
934 mysql_read_innodb_stats(db, con);
936 if (db->master_stats)
937 mysql_read_master_stats(db, con);
939 if ((db->slave_stats) || (db->slave_notif))
940 mysql_read_slave_stats(db, con);
943 mysql_read_wsrep_stats(db, con);
946 } /* int mysql_read */
948 void module_register(void) {
949 plugin_register_complex_config("mysql", mysql_config);
950 } /* void module_register */