static int mysql_read (user_data_t *ud) { mysql_database_t *db; MYSQL *con; MYSQL_RES *res; MYSQL_ROW row; const char *query; derive_t qcache_hits = 0; derive_t qcache_inserts = 0; derive_t qcache_not_cached = 0; derive_t qcache_lowmem_prunes = 0; gauge_t qcache_queries_in_cache = NAN; gauge_t threads_running = NAN; gauge_t threads_connected = NAN; gauge_t threads_cached = NAN; derive_t threads_created = 0; unsigned long long traffic_incoming = 0ULL; unsigned long long traffic_outgoing = 0ULL; unsigned long mysql_version = 0ULL; if ((ud == NULL) || (ud->data == NULL)) { ERROR ("mysql plugin: mysql_database_read: Invalid user data."); return (-1); } db = (mysql_database_t *) ud->data; /* An error message will have been printed in this case */ if ((con = getconnection (db)) == NULL) return (-1); mysql_version = mysql_get_server_version(con); query = "SHOW STATUS"; if (mysql_version >= 50002) query = "SHOW GLOBAL STATUS"; res = exec_query (con, query); if (res == NULL) return (-1); while ((row = mysql_fetch_row (res))) { char *key; unsigned long long val; key = row[0]; val = atoll (row[1]); if (strncmp (key, "Com_", strlen ("Com_")) == 0) { if (val == 0ULL) continue; /* Ignore `prepared statements' */ if (strncmp (key, "Com_stmt_", strlen ("Com_stmt_")) != 0) counter_submit ("mysql_commands", key + strlen ("Com_"), val, db); } else if (strncmp (key, "Handler_", strlen ("Handler_")) == 0) { if (val == 0ULL) continue; counter_submit ("mysql_handler", key + strlen ("Handler_"), val, db); } else if (strncmp (key, "Qcache_", strlen ("Qcache_")) == 0) { if (strcmp (key, "Qcache_hits") == 0) qcache_hits = (derive_t) val; else if (strcmp (key, "Qcache_inserts") == 0) qcache_inserts = (derive_t) val; else if (strcmp (key, "Qcache_not_cached") == 0) qcache_not_cached = (derive_t) val; else if (strcmp (key, "Qcache_lowmem_prunes") == 0) qcache_lowmem_prunes = (derive_t) val; else if (strcmp (key, "Qcache_queries_in_cache") == 0) qcache_queries_in_cache = (gauge_t) val; } else if (strncmp (key, "Bytes_", strlen ("Bytes_")) == 0) { if (strcmp (key, "Bytes_received") == 0) traffic_incoming += val; else if (strcmp (key, "Bytes_sent") == 0) traffic_outgoing += val; } else if (strncmp (key, "Threads_", strlen ("Threads_")) == 0) { if (strcmp (key, "Threads_running") == 0) threads_running = (gauge_t) val; else if (strcmp (key, "Threads_connected") == 0) threads_connected = (gauge_t) val; else if (strcmp (key, "Threads_cached") == 0) threads_cached = (gauge_t) val; else if (strcmp (key, "Threads_created") == 0) threads_created = (derive_t) val; } else if (strncmp (key, "Table_locks_", strlen ("Table_locks_")) == 0) { counter_submit ("mysql_locks", key + strlen ("Table_locks_"), val, db); } else if (db->innodb_stats && strncmp (key, "Innodb_", strlen ("Innodb_")) == 0) { /* buffer pool */ if (strcmp (key, "Innodb_buffer_pool_pages_data") == 0) gauge_submit ("mysql_bpool_pages", "data", val, db); else if (strcmp (key, "Innodb_buffer_pool_pages_dirty") == 0) gauge_submit ("mysql_bpool_pages", "dirty", val, db); else if (strcmp (key, "Innodb_buffer_pool_pages_flushed") == 0) counter_submit ("mysql_bpool_counters", "pages_flushed", val, db); else if (strcmp (key, "Innodb_buffer_pool_pages_free") == 0) gauge_submit ("mysql_bpool_pages", "free", val, db); else if (strcmp (key, "Innodb_buffer_pool_pages_misc") == 0) gauge_submit ("mysql_bpool_pages", "misc", val, db); else if (strcmp (key, "Innodb_buffer_pool_pages_total") == 0) gauge_submit ("mysql_bpool_pages", "total", val, db); else if (strcmp (key, "Innodb_buffer_pool_read_ahead_rnd") == 0) counter_submit ("mysql_bpool_counters", "read_ahead_rnd", val, db); else if (strcmp (key, "Innodb_buffer_pool_read_ahead") == 0) counter_submit ("mysql_bpool_counters", "read_ahead", val, db); else if (strcmp (key, "Innodb_buffer_pool_read_ahead_evicted") == 0) counter_submit ("mysql_bpool_counters", "read_ahead_evicted", val, db); else if (strcmp (key, "Innodb_buffer_pool_read_requests") == 0) counter_submit ("mysql_bpool_counters", "read_requests", val, db); else if (strcmp (key, "Innodb_buffer_pool_reads") == 0) counter_submit ("mysql_bpool_counters", "reads", val, db); else if (strcmp (key, "Innodb_buffer_pool_write_requests") == 0) counter_submit ("mysql_bpool_counters", "write_requests", val, db); else if (strcmp (key, "Innodb_buffer_pool_bytes_data") == 0) gauge_submit ("mysql_bpool_bytes", "data", val, db); else if (strcmp (key, "Innodb_buffer_pool_bytes_dirty") == 0) gauge_submit ("mysql_bpool_bytes", "dirty", val, db); /* data */ if (strcmp (key, "Innodb_data_fsyncs") == 0) counter_submit ("mysql_innodb_data", "fsyncs", val, db); else if (strcmp (key, "Innodb_data_read") == 0) counter_submit ("mysql_innodb_data", "read", val, db); else if (strcmp (key, "Innodb_data_reads") == 0) counter_submit ("mysql_innodb_data", "reads", val, db); else if (strcmp (key, "Innodb_data_writes") == 0) counter_submit ("mysql_innodb_data", "writes", val, db); else if (strcmp (key, "Innodb_data_written") == 0) counter_submit ("mysql_innodb_data", "written", val, db); /* double write */ else if (strcmp (key, "Innodb_dblwr_writes") == 0) counter_submit ("mysql_innodb_dblwr", "writes", val, db); else if (strcmp (key, "Innodb_dblwr_pages_written") == 0) counter_submit ("mysql_innodb_dblwr", "written", val, db); /* log */ else if (strcmp (key, "Innodb_log_waits") == 0) counter_submit ("mysql_innodb_log", "waits", val, db); else if (strcmp (key, "Innodb_log_write_requests") == 0) counter_submit ("mysql_innodb_log", "write_requests", val, db); else if (strcmp (key, "Innodb_log_writes") == 0) counter_submit ("mysql_innodb_log", "writes", val, db); else if (strcmp (key, "Innodb_os_log_fsyncs") == 0) counter_submit ("mysql_innodb_log", "fsyncs", val, db); else if (strcmp (key, "Innodb_os_log_written") == 0) counter_submit ("mysql_innodb_log", "written", val, db); /* pages */ else if (strcmp (key, "Innodb_pages_created") == 0) counter_submit ("mysql_innodb_pages", "created", val, db); else if (strcmp (key, "Innodb_pages_read") == 0) counter_submit ("mysql_innodb_pages", "read", val, db); else if (strcmp (key, "Innodb_pages_written") == 0) counter_submit ("mysql_innodb_pages", "written", val, db); /* row lock */ else if (strcmp (key, "Innodb_row_lock_time") == 0) counter_submit ("mysql_innodb_row_lock", "time", val, db); else if (strcmp (key, "Innodb_row_lock_waits") == 0) counter_submit ("mysql_innodb_row_lock", "waits", val, db); /* rows */ else if (strcmp (key, "Innodb_rows_deleted") == 0) counter_submit ("mysql_innodb_rows", "deleted", val, db); else if (strcmp (key, "Innodb_rows_inserted") == 0) counter_submit ("mysql_innodb_rows", "inserted", val, db); else if (strcmp (key, "Innodb_rows_read") == 0) counter_submit ("mysql_innodb_rows", "read", val, db); else if (strcmp (key, "Innodb_rows_updated") == 0) counter_submit ("mysql_innodb_rows", "updated", val, db); } else if (strncmp (key, "Select_", strlen ("Select_")) == 0) { counter_submit ("mysql_select", key + strlen ("Select_"), val, db); } else if (strncmp (key, "Sort_", strlen ("Sort_")) == 0) { if (strcmp (key, "Sort_merge_passes") == 0) counter_submit ("mysql_sort_merge_passes", NULL, val, db); else if (strcmp (key, "Sort_rows") == 0) counter_submit ("mysql_sort_rows", NULL, val, db); else if (strcmp (key, "Sort_range") == 0) counter_submit ("mysql_sort", "range", val, db); else if (strcmp (key, "Sort_scan") == 0) counter_submit ("mysql_sort", "scan", val, db); } else if (strncmp (key, "Slow_queries", strlen ("Slow_queries")) == 0) { counter_submit ("mysql_slow_queries", NULL , val, db); } } mysql_free_result (res); res = NULL; if ((qcache_hits != 0) || (qcache_inserts != 0) || (qcache_not_cached != 0) || (qcache_lowmem_prunes != 0)) { derive_submit ("cache_result", "qcache-hits", qcache_hits, db); derive_submit ("cache_result", "qcache-inserts", qcache_inserts, db); derive_submit ("cache_result", "qcache-not_cached", qcache_not_cached, db); derive_submit ("cache_result", "qcache-prunes", qcache_lowmem_prunes, db); gauge_submit ("cache_size", "qcache", qcache_queries_in_cache, db); } if (threads_created != 0) { gauge_submit ("threads", "running", threads_running, db); gauge_submit ("threads", "connected", threads_connected, db); gauge_submit ("threads", "cached", threads_cached, db); derive_submit ("total_threads", "created", threads_created, db); } traffic_submit (traffic_incoming, traffic_outgoing, db); if (mysql_version >= 50600 && db->innodb_stats) mysql_read_innodb_stats (db, con); if (db->master_stats) mysql_read_master_stats (db, con); 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 */
static int mysql_read (user_data_t *ud) { mysql_database_t *db; MYSQL *con; MYSQL_RES *res; MYSQL_ROW row; char *query; derive_t qcache_hits = 0; derive_t qcache_inserts = 0; derive_t qcache_not_cached = 0; derive_t qcache_lowmem_prunes = 0; gauge_t qcache_queries_in_cache = NAN; gauge_t threads_running = NAN; gauge_t threads_connected = NAN; gauge_t threads_cached = NAN; derive_t threads_created = 0; unsigned long long traffic_incoming = 0ULL; unsigned long long traffic_outgoing = 0ULL; if ((ud == NULL) || (ud->data == NULL)) { ERROR ("mysql plugin: mysql_database_read: Invalid user data."); return (-1); } db = (mysql_database_t *) ud->data; /* An error message will have been printed in this case */ if ((con = getconnection (db)) == NULL) return (-1); query = "SHOW STATUS"; if (mysql_get_server_version (con) >= 50002) query = "SHOW GLOBAL STATUS"; res = exec_query (con, query); if (res == NULL) return (-1); while ((row = mysql_fetch_row (res))) { char *key; unsigned long long val; key = row[0]; val = atoll (row[1]); if (strncmp (key, "Com_", strlen ("Com_")) == 0) { if (val == 0ULL) continue; /* Ignore `prepared statements' */ if (strncmp (key, "Com_stmt_", strlen ("Com_stmt_")) != 0) counter_submit ("mysql_commands", key + strlen ("Com_"), val, db); } else if (strncmp (key, "Handler_", strlen ("Handler_")) == 0) { if (val == 0ULL) continue; counter_submit ("mysql_handler", key + strlen ("Handler_"), val, db); } else if (strncmp (key, "Qcache_", strlen ("Qcache_")) == 0) { if (strcmp (key, "Qcache_hits") == 0) qcache_hits = (derive_t) val; else if (strcmp (key, "Qcache_inserts") == 0) qcache_inserts = (derive_t) val; else if (strcmp (key, "Qcache_not_cached") == 0) qcache_not_cached = (derive_t) val; else if (strcmp (key, "Qcache_lowmem_prunes") == 0) qcache_lowmem_prunes = (derive_t) val; else if (strcmp (key, "Qcache_queries_in_cache") == 0) qcache_queries_in_cache = (gauge_t) val; } else if (strncmp (key, "Bytes_", strlen ("Bytes_")) == 0) { if (strcmp (key, "Bytes_received") == 0) traffic_incoming += val; else if (strcmp (key, "Bytes_sent") == 0) traffic_outgoing += val; } else if (strncmp (key, "Threads_", strlen ("Threads_")) == 0) { if (strcmp (key, "Threads_running") == 0) threads_running = (gauge_t) val; else if (strcmp (key, "Threads_connected") == 0) threads_connected = (gauge_t) val; else if (strcmp (key, "Threads_cached") == 0) threads_cached = (gauge_t) val; else if (strcmp (key, "Threads_created") == 0) threads_created = (derive_t) val; } else if (strncmp (key, "Table_locks_", strlen ("Table_locks_")) == 0) { counter_submit ("mysql_locks", key + strlen ("Table_locks_"), val, db); } } mysql_free_result (res); res = NULL; if ((qcache_hits != 0) || (qcache_inserts != 0) || (qcache_not_cached != 0) || (qcache_lowmem_prunes != 0)) { derive_submit ("cache_result", "qcache-hits", qcache_hits, db); derive_submit ("cache_result", "qcache-inserts", qcache_inserts, db); derive_submit ("cache_result", "qcache-not_cached", qcache_not_cached, db); derive_submit ("cache_result", "qcache-prunes", qcache_lowmem_prunes, db); gauge_submit ("cache_size", "qcache", qcache_queries_in_cache, db); } if (threads_created != 0) { gauge_submit ("threads", "running", threads_running, db); gauge_submit ("threads", "connected", threads_connected, db); gauge_submit ("threads", "cached", threads_cached, db); derive_submit ("total_threads", "created", threads_created, db); } traffic_submit (traffic_incoming, traffic_outgoing, db); if (db->master_stats) mysql_read_master_stats (db, con); if ((db->slave_stats) || (db->slave_notif)) mysql_read_slave_stats (db, con); return (0); } /* int mysql_read */
static int mysql_read (user_data_t *ud) { mysql_database_t *db; MYSQL *con; MYSQL_RES *res; MYSQL_ROW row; char *query; int field_num; unsigned long long qcache_hits = 0ULL; unsigned long long qcache_inserts = 0ULL; unsigned long long qcache_not_cached = 0ULL; unsigned long long qcache_lowmem_prunes = 0ULL; int qcache_queries_in_cache = -1; int threads_running = -1; int threads_connected = -1; int threads_cached = -1; unsigned long long threads_created = 0ULL; unsigned long long traffic_incoming = 0ULL; unsigned long long traffic_outgoing = 0ULL; if ((ud == NULL) || (ud->data == NULL)) { ERROR ("mysql plugin: mysql_database_read: Invalid user data."); return (-1); } db = (mysql_database_t *) ud->data; /* An error message will have been printed in this case */ if ((con = getconnection (db)) == NULL) return (-1); query = "SHOW STATUS"; if (mysql_get_server_version (con) >= 50002) query = "SHOW GLOBAL STATUS"; res = exec_query (con, query); if (res == NULL) return (-1); field_num = mysql_num_fields (res); while ((row = mysql_fetch_row (res))) { char *key; unsigned long long val; key = row[0]; val = atoll (row[1]); if (strncmp (key, "Com_", 4) == 0) { if (val == 0ULL) continue; /* Ignore `prepared statements' */ if (strncmp (key, "Com_stmt_", 9) != 0) counter_submit ("mysql_commands", key + 4, val, db); } else if (strncmp (key, "Handler_", 8) == 0) { if (val == 0ULL) continue; counter_submit ("mysql_handler", key + 8, val, db); } else if (strncmp (key, "Qcache_", 7) == 0) { if (strcmp (key, "Qcache_hits") == 0) qcache_hits = val; else if (strcmp (key, "Qcache_inserts") == 0) qcache_inserts = val; else if (strcmp (key, "Qcache_not_cached") == 0) qcache_not_cached = val; else if (strcmp (key, "Qcache_lowmem_prunes") == 0) qcache_lowmem_prunes = val; else if (strcmp (key, "Qcache_queries_in_cache") == 0) qcache_queries_in_cache = (int) val; } else if (strncmp (key, "Bytes_", 6) == 0) { if (strcmp (key, "Bytes_received") == 0) traffic_incoming += val; else if (strcmp (key, "Bytes_sent") == 0) traffic_outgoing += val; } else if (strncmp (key, "Threads_", 8) == 0) { if (strcmp (key, "Threads_running") == 0) threads_running = (int) val; else if (strcmp (key, "Threads_connected") == 0) threads_connected = (int) val; else if (strcmp (key, "Threads_cached") == 0) threads_cached = (int) val; else if (strcmp (key, "Threads_created") == 0) threads_created = val; } } mysql_free_result (res); res = NULL; if ((qcache_hits != 0ULL) || (qcache_inserts != 0ULL) || (qcache_not_cached != 0ULL) || (qcache_lowmem_prunes != 0ULL)) qcache_submit (qcache_hits, qcache_inserts, qcache_not_cached, qcache_lowmem_prunes, qcache_queries_in_cache, db); if (threads_created != 0ULL) threads_submit (threads_running, threads_connected, threads_cached, threads_created, db); traffic_submit (traffic_incoming, traffic_outgoing, db); if (db->master_stats) mysql_read_master_stats (db, con); if ((db->slave_stats) || (db->slave_notif)) mysql_read_slave_stats (db, con); return (0); } /* int mysql_read */