diff options
Diffstat (limited to 'collectors/python.d.plugin/mysql/mysql.chart.py')
| -rw-r--r-- | collectors/python.d.plugin/mysql/mysql.chart.py | 976 |
1 files changed, 976 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/mysql/mysql.chart.py b/collectors/python.d.plugin/mysql/mysql.chart.py new file mode 100644 index 0000000..1737e16 --- /dev/null +++ b/collectors/python.d.plugin/mysql/mysql.chart.py @@ -0,0 +1,976 @@ +# -*- coding: utf-8 -*- +# Description: MySQL netdata python.d module +# Author: Pawel Krupa (paulfantom) +# Author: Ilya Mashchenko (ilyam8) +# SPDX-License-Identifier: GPL-3.0-or-later + +from bases.FrameworkServices.MySQLService import MySQLService + +# query executed on MySQL server +QUERY_GLOBAL = 'SHOW GLOBAL STATUS;' +QUERY_SLAVE = 'SHOW SLAVE STATUS;' +QUERY_VARIABLES = 'SHOW GLOBAL VARIABLES LIKE \'max_connections\';' +QUERY_USER_STATISTICS = 'SHOW USER_STATISTICS;' + +GLOBAL_STATS = [ + 'Bytes_received', + 'Bytes_sent', + 'Queries', + 'Questions', + 'Slow_queries', + 'Handler_commit', + 'Handler_delete', + 'Handler_prepare', + 'Handler_read_first', + 'Handler_read_key', + 'Handler_read_next', + 'Handler_read_prev', + 'Handler_read_rnd', + 'Handler_read_rnd_next', + 'Handler_rollback', + 'Handler_savepoint', + 'Handler_savepoint_rollback', + 'Handler_update', + 'Handler_write', + 'Table_locks_immediate', + 'Table_locks_waited', + 'Select_full_join', + 'Select_full_range_join', + 'Select_range', + 'Select_range_check', + 'Select_scan', + 'Sort_merge_passes', + 'Sort_range', + 'Sort_scan', + 'Created_tmp_disk_tables', + 'Created_tmp_files', + 'Created_tmp_tables', + 'Connections', + 'Aborted_connects', + 'Max_used_connections', + 'Binlog_cache_disk_use', + 'Binlog_cache_use', + 'Threads_connected', + 'Threads_created', + 'Threads_cached', + 'Threads_running', + 'Thread_cache_misses', + 'Innodb_data_read', + 'Innodb_data_written', + 'Innodb_data_reads', + 'Innodb_data_writes', + 'Innodb_data_fsyncs', + 'Innodb_data_pending_reads', + 'Innodb_data_pending_writes', + 'Innodb_data_pending_fsyncs', + 'Innodb_log_waits', + 'Innodb_log_write_requests', + 'Innodb_log_writes', + 'Innodb_os_log_fsyncs', + 'Innodb_os_log_pending_fsyncs', + 'Innodb_os_log_pending_writes', + 'Innodb_os_log_written', + 'Innodb_row_lock_current_waits', + 'Innodb_rows_inserted', + 'Innodb_rows_read', + 'Innodb_rows_updated', + 'Innodb_rows_deleted', + 'Innodb_buffer_pool_pages_data', + 'Innodb_buffer_pool_pages_dirty', + 'Innodb_buffer_pool_pages_free', + 'Innodb_buffer_pool_pages_flushed', + 'Innodb_buffer_pool_pages_misc', + 'Innodb_buffer_pool_pages_total', + 'Innodb_buffer_pool_bytes_data', + 'Innodb_buffer_pool_bytes_dirty', + 'Innodb_buffer_pool_read_ahead', + 'Innodb_buffer_pool_read_ahead_evicted', + 'Innodb_buffer_pool_read_ahead_rnd', + 'Innodb_buffer_pool_read_requests', + 'Innodb_buffer_pool_write_requests', + 'Innodb_buffer_pool_reads', + 'Innodb_buffer_pool_wait_free', + 'Innodb_deadlocks', + 'Qcache_hits', + 'Qcache_lowmem_prunes', + 'Qcache_inserts', + 'Qcache_not_cached', + 'Qcache_queries_in_cache', + 'Qcache_free_memory', + 'Qcache_free_blocks', + 'Qcache_total_blocks', + 'Key_blocks_unused', + 'Key_blocks_used', + 'Key_blocks_not_flushed', + 'Key_read_requests', + 'Key_write_requests', + 'Key_reads', + 'Key_writes', + 'Open_files', + 'Opened_files', + 'Binlog_stmt_cache_disk_use', + 'Binlog_stmt_cache_use', + 'Connection_errors_accept', + 'Connection_errors_internal', + 'Connection_errors_max_connections', + 'Connection_errors_peer_address', + 'Connection_errors_select', + 'Connection_errors_tcpwrap', + 'Com_delete', + 'Com_insert', + 'Com_select', + 'Com_update', + 'Com_replace' +] + +GALERA_STATS = [ + 'wsrep_local_recv_queue', + 'wsrep_local_send_queue', + 'wsrep_received', + 'wsrep_replicated', + 'wsrep_received_bytes', + 'wsrep_replicated_bytes', + 'wsrep_local_bf_aborts', + 'wsrep_local_cert_failures', + 'wsrep_flow_control_paused_ns', + 'wsrep_cluster_weight', + 'wsrep_cluster_size', + 'wsrep_cluster_status', + 'wsrep_local_state', + 'wsrep_open_transactions', + 'wsrep_connected', + 'wsrep_ready', + 'wsrep_thread_count' +] + + +def slave_seconds(value): + try: + return int(value) + except (TypeError, ValueError): + return -1 + + +def slave_running(value): + return 1 if value == 'Yes' else -1 + + +SLAVE_STATS = [ + ('Seconds_Behind_Master', slave_seconds), + ('Slave_SQL_Running', slave_running), + ('Slave_IO_Running', slave_running) +] + +USER_STATISTICS = [ + 'Select_commands', + 'Update_commands', + 'Other_commands', + 'Cpu_time', + 'Rows_read', + 'Rows_sent', + 'Rows_deleted', + 'Rows_inserted', + 'Rows_updated' +] + +VARIABLES = [ + 'max_connections' +] + +ORDER = [ + 'net', + 'queries', + 'queries_type', + 'handlers', + 'table_locks', + 'join_issues', + 'sort_issues', + 'tmp', + 'connections', + 'connections_active', + 'connection_errors', + 'binlog_cache', + 'binlog_stmt_cache', + 'threads', + 'threads_creation_rate', + 'thread_cache_misses', + 'innodb_io', + 'innodb_io_ops', + 'innodb_io_pending_ops', + 'innodb_log', + 'innodb_os_log', + 'innodb_os_log_fsync_writes', + 'innodb_os_log_io', + 'innodb_cur_row_lock', + 'innodb_deadlocks', + 'innodb_rows', + 'innodb_buffer_pool_pages', + 'innodb_buffer_pool_flush_pages_requests', + 'innodb_buffer_pool_bytes', + 'innodb_buffer_pool_read_ahead', + 'innodb_buffer_pool_reqs', + 'innodb_buffer_pool_ops', + 'qcache_ops', + 'qcache', + 'qcache_freemem', + 'qcache_memblocks', + 'key_blocks', + 'key_requests', + 'key_disk_ops', + 'files', + 'files_rate', + 'slave_behind', + 'slave_status', + 'galera_writesets', + 'galera_bytes', + 'galera_queue', + 'galera_conflicts', + 'galera_flow_control', + 'galera_cluster_status', + 'galera_cluster_state', + 'galera_cluster_size', + 'galera_cluster_weight', + 'galera_connected', + 'galera_ready', + 'galera_open_transactions', + 'galera_thread_count', + 'userstats_cpu', +] + +CHARTS = { + 'net': { + 'options': [None, 'Bandwidth', 'kilobits/s', 'bandwidth', 'mysql.net', 'area'], + 'lines': [ + ['Bytes_received', 'in', 'incremental', 8, 1000], + ['Bytes_sent', 'out', 'incremental', -8, 1000] + ] + }, + 'queries': { + 'options': [None, 'Queries', 'queries/s', 'queries', 'mysql.queries', 'line'], + 'lines': [ + ['Queries', 'queries', 'incremental'], + ['Questions', 'questions', 'incremental'], + ['Slow_queries', 'slow_queries', 'incremental'] + ] + }, + 'queries_type': { + 'options': [None, 'Query Type', 'queries/s', 'query_types', 'mysql.queries_type', 'stacked'], + 'lines': [ + ['Com_select', 'select', 'incremental'], + ['Com_delete', 'delete', 'incremental'], + ['Com_update', 'update', 'incremental'], + ['Com_insert', 'insert', 'incremental'], + ['Qcache_hits', 'cache_hits', 'incremental'], + ['Com_replace', 'replace', 'incremental'] + ] + }, + 'handlers': { + 'options': [None, 'Handlers', 'handlers/s', 'handlers', 'mysql.handlers', 'line'], + 'lines': [ + ['Handler_commit', 'commit', 'incremental'], + ['Handler_delete', 'delete', 'incremental'], + ['Handler_prepare', 'prepare', 'incremental'], + ['Handler_read_first', 'read_first', 'incremental'], + ['Handler_read_key', 'read_key', 'incremental'], + ['Handler_read_next', 'read_next', 'incremental'], + ['Handler_read_prev', 'read_prev', 'incremental'], + ['Handler_read_rnd', 'read_rnd', 'incremental'], + ['Handler_read_rnd_next', 'read_rnd_next', 'incremental'], + ['Handler_rollback', 'rollback', 'incremental'], + ['Handler_savepoint', 'savepoint', 'incremental'], + ['Handler_savepoint_rollback', 'savepoint_rollback', 'incremental'], + ['Handler_update', 'update', 'incremental'], + ['Handler_write', 'write', 'incremental'] + ] + }, + 'table_locks': { + 'options': [None, 'Tables Locks', 'locks/s', 'locks', 'mysql.table_locks', 'line'], + 'lines': [ + ['Table_locks_immediate', 'immediate', 'incremental'], + ['Table_locks_waited', 'waited', 'incremental', -1, 1] + ] + }, + 'join_issues': { + 'options': [None, 'Select Join Issues', 'joins/s', 'issues', 'mysql.join_issues', 'line'], + 'lines': [ + ['Select_full_join', 'full_join', 'incremental'], + ['Select_full_range_join', 'full_range_join', 'incremental'], + ['Select_range', 'range', 'incremental'], + ['Select_range_check', 'range_check', 'incremental'], + ['Select_scan', 'scan', 'incremental'] + ] + }, + 'sort_issues': { + 'options': [None, 'Sort Issues', 'issues/s', 'issues', 'mysql.sort_issues', 'line'], + 'lines': [ + ['Sort_merge_passes', 'merge_passes', 'incremental'], + ['Sort_range', 'range', 'incremental'], + ['Sort_scan', 'scan', 'incremental'] + ] + }, + 'tmp': { + 'options': [None, 'Tmp Operations', 'counter', 'temporaries', 'mysql.tmp', 'line'], + 'lines': [ + ['Created_tmp_disk_tables', 'disk_tables', 'incremental'], + ['Created_tmp_files', 'files', 'incremental'], + ['Created_tmp_tables', 'tables', 'incremental'] + ] + }, + 'connections': { + 'options': [None, 'Connections', 'connections/s', 'connections', 'mysql.connections', 'line'], + 'lines': [ + ['Connections', 'all', 'incremental'], + ['Aborted_connects', 'aborted', 'incremental'] + ] + }, + 'connections_active': { + 'options': [None, 'Connections Active', 'connections', 'connections', 'mysql.connections_active', 'line'], + 'lines': [ + ['Threads_connected', 'active', 'absolute'], + ['max_connections', 'limit', 'absolute'], + ['Max_used_connections', 'max_active', 'absolute'] + ] + }, + 'binlog_cache': { + 'options': [None, 'Binlog Cache', 'transactions/s', 'binlog', 'mysql.binlog_cache', 'line'], + 'lines': [ + ['Binlog_cache_disk_use', 'disk', 'incremental'], + ['Binlog_cache_use', 'all', 'incremental'] + ] + }, + 'threads': { + 'options': [None, 'Threads', 'threads', 'threads', 'mysql.threads', 'line'], + 'lines': [ + ['Threads_connected', 'connected', 'absolute'], + ['Threads_cached', 'cached', 'absolute', -1, 1], + ['Threads_running', 'running', 'absolute'], + ] + }, + 'threads_creation_rate': { + 'options': [None, 'Threads Creation Rate', 'threads/s', 'threads', 'mysql.threads_creation_rate', 'line'], + 'lines': [ + ['Threads_created', 'created', 'incremental'], + ] + }, + 'thread_cache_misses': { + 'options': [None, 'mysql Threads Cache Misses', 'misses', 'threads', 'mysql.thread_cache_misses', 'area'], + 'lines': [ + ['Thread_cache_misses', 'misses', 'absolute', 1, 100] + ] + }, + 'innodb_io': { + 'options': [None, 'InnoDB I/O Bandwidth', 'KiB/s', 'innodb', 'mysql.innodb_io', 'area'], + 'lines': [ + ['Innodb_data_read', 'read', 'incremental', 1, 1024], + ['Innodb_data_written', 'write', 'incremental', -1, 1024] + ] + }, + 'innodb_io_ops': { + 'options': [None, 'InnoDB I/O Operations', 'operations/s', 'innodb', 'mysql.innodb_io_ops', 'line'], + 'lines': [ + ['Innodb_data_reads', 'reads', 'incremental'], + ['Innodb_data_writes', 'writes', 'incremental', -1, 1], + ['Innodb_data_fsyncs', 'fsyncs', 'incremental'] + ] + }, + 'innodb_io_pending_ops': { + 'options': [None, 'InnoDB Pending I/O Operations', 'operations', 'innodb', + 'mysql.innodb_io_pending_ops', 'line'], + 'lines': [ + ['Innodb_data_pending_reads', 'reads', 'absolute'], + ['Innodb_data_pending_writes', 'writes', 'absolute', -1, 1], + ['Innodb_data_pending_fsyncs', 'fsyncs', 'absolute'] + ] + }, + 'innodb_log': { + 'options': [None, 'InnoDB Log Operations', 'operations/s', 'innodb', 'mysql.innodb_log', 'line'], + 'lines': [ + ['Innodb_log_waits', 'waits', 'incremental'], + ['Innodb_log_write_requests', 'write_requests', 'incremental', -1, 1], + ['Innodb_log_writes', 'writes', 'incremental', -1, 1], + ] + }, + 'innodb_os_log': { + 'options': [None, 'InnoDB OS Log Pending Operations', 'operations', 'innodb', 'mysql.innodb_os_log', 'line'], + 'lines': [ + ['Innodb_os_log_pending_fsyncs', 'fsyncs', 'absolute'], + ['Innodb_os_log_pending_writes', 'writes', 'absolute', -1, 1], + ] + }, + 'innodb_os_log_fsync_writes': { + 'options': [None, 'InnoDB OS Log Operations', 'operations/s', 'innodb', 'mysql.innodb_os_log', 'line'], + 'lines': [ + ['Innodb_os_log_fsyncs', 'fsyncs', 'incremental'], + ] + }, + 'innodb_os_log_io': { + 'options': [None, 'InnoDB OS Log Bandwidth', 'KiB/s', 'innodb', 'mysql.innodb_os_log_io', 'area'], + 'lines': [ + ['Innodb_os_log_written', 'write', 'incremental', -1, 1024], + ] + }, + 'innodb_cur_row_lock': { + 'options': [None, 'InnoDB Current Row Locks', 'operations', 'innodb', + 'mysql.innodb_cur_row_lock', 'area'], + 'lines': [ + ['Innodb_row_lock_current_waits', 'current_waits', 'absolute'] + ] + }, + 'innodb_deadlocks': { + 'options': [None, 'InnoDB Deadlocks', 'operations/s', 'innodb', + 'mysql.innodb_deadlocks', 'area'], + 'lines': [ + ['Innodb_deadlocks', 'deadlocks', 'incremental'] + ] + }, + 'innodb_rows': { + 'options': [None, 'InnoDB Row Operations', 'operations/s', 'innodb', 'mysql.innodb_rows', 'area'], + 'lines': [ + ['Innodb_rows_inserted', 'inserted', 'incremental'], + ['Innodb_rows_read', 'read', 'incremental', 1, 1], + ['Innodb_rows_updated', 'updated', 'incremental', 1, 1], + ['Innodb_rows_deleted', 'deleted', 'incremental', -1, 1], + ] + }, + 'innodb_buffer_pool_pages': { + 'options': [None, 'InnoDB Buffer Pool Pages', 'pages', 'innodb', + 'mysql.innodb_buffer_pool_pages', 'line'], + 'lines': [ + ['Innodb_buffer_pool_pages_data', 'data', 'absolute'], + ['Innodb_buffer_pool_pages_dirty', 'dirty', 'absolute', -1, 1], + ['Innodb_buffer_pool_pages_free', 'free', 'absolute'], + ['Innodb_buffer_pool_pages_misc', 'misc', 'absolute', -1, 1], + ['Innodb_buffer_pool_pages_total', 'total', 'absolute'] + ] + }, + 'innodb_buffer_pool_flush_pages_requests': { + 'options': [None, 'InnoDB Buffer Pool Flush Pages Requests', 'requests/s', 'innodb', + 'mysql.innodb_buffer_pool_pages', 'line'], + 'lines': [ + ['Innodb_buffer_pool_pages_flushed', 'flush pages', 'incremental'], + ] + }, + 'innodb_buffer_pool_bytes': { + 'options': [None, 'InnoDB Buffer Pool Bytes', 'MiB', 'innodb', 'mysql.innodb_buffer_pool_bytes', 'area'], + 'lines': [ + ['Innodb_buffer_pool_bytes_data', 'data', 'absolute', 1, 1024 * 1024], + ['Innodb_buffer_pool_bytes_dirty', 'dirty', 'absolute', -1, 1024 * 1024] + ] + }, + 'innodb_buffer_pool_read_ahead': { + 'options': [None, 'mysql InnoDB Buffer Pool Read Ahead', 'operations/s', 'innodb', + 'mysql.innodb_buffer_pool_read_ahead', 'area'], + 'lines': [ + ['Innodb_buffer_pool_read_ahead', 'all', 'incremental'], + ['Innodb_buffer_pool_read_ahead_evicted', 'evicted', 'incremental', -1, 1], + ['Innodb_buffer_pool_read_ahead_rnd', 'random', 'incremental'] + ] + }, + 'innodb_buffer_pool_reqs': { + 'options': [None, 'InnoDB Buffer Pool Requests', 'requests/s', 'innodb', + 'mysql.innodb_buffer_pool_reqs', 'area'], + 'lines': [ + ['Innodb_buffer_pool_read_requests', 'reads', 'incremental'], + ['Innodb_buffer_pool_write_requests', 'writes', 'incremental', -1, 1] + ] + }, + 'innodb_buffer_pool_ops': { + 'options': [None, 'InnoDB Buffer Pool Operations', 'operations/s', 'innodb', + 'mysql.innodb_buffer_pool_ops', 'area'], + 'lines': [ + ['Innodb_buffer_pool_reads', 'disk reads', 'incremental'], + ['Innodb_buffer_pool_wait_free', 'wait free', 'incremental', -1, 1] + ] + }, + 'qcache_ops': { + 'options': [None, 'QCache Operations', 'queries/s', 'qcache', 'mysql.qcache_ops', 'line'], + 'lines': [ + ['Qcache_hits', 'hits', 'incremental'], + ['Qcache_lowmem_prunes', 'lowmem prunes', 'incremental', -1, 1], + ['Qcache_inserts', 'inserts', 'incremental'], + ['Qcache_not_cached', 'not cached', 'incremental', -1, 1] + ] + }, + 'qcache': { + 'options': [None, 'QCache Queries in Cache', 'queries', 'qcache', 'mysql.qcache', 'line'], + 'lines': [ + ['Qcache_queries_in_cache', 'queries', 'absolute'] + ] + }, + 'qcache_freemem': { + 'options': [None, 'QCache Free Memory', 'MiB', 'qcache', 'mysql.qcache_freemem', 'area'], + 'lines': [ + ['Qcache_free_memory', 'free', 'absolute', 1, 1024 * 1024] + ] + }, + 'qcache_memblocks': { + 'options': [None, 'QCache Memory Blocks', 'blocks', 'qcache', 'mysql.qcache_memblocks', 'line'], + 'lines': [ + ['Qcache_free_blocks', 'free', 'absolute'], + ['Qcache_total_blocks', 'total', 'absolute'] + ] + }, + 'key_blocks': { + 'options': [None, 'MyISAM Key Cache Blocks', 'blocks', 'myisam', 'mysql.key_blocks', 'line'], + 'lines': [ + ['Key_blocks_unused', 'unused', 'absolute'], + ['Key_blocks_used', 'used', 'absolute', -1, 1], + ['Key_blocks_not_flushed', 'not flushed', 'absolute'] + ] + }, + 'key_requests': { + 'options': [None, 'MyISAM Key Cache Requests', 'requests/s', 'myisam', 'mysql.key_requests', 'area'], + 'lines': [ + ['Key_read_requests', 'reads', 'incremental'], + ['Key_write_requests', 'writes', 'incremental', -1, 1] + ] + }, + 'key_disk_ops': { + 'options': [None, 'MyISAM Key Cache Disk Operations', 'operations/s', + 'myisam', 'mysql.key_disk_ops', 'area'], + 'lines': [ + ['Key_reads', 'reads', 'incremental'], + ['Key_writes', 'writes', 'incremental', -1, 1] + ] + }, + 'files': { + 'options': [None, 'Open Files', 'files', 'files', 'mysql.files', 'line'], + 'lines': [ + ['Open_files', 'files', 'absolute'] + ] + }, + 'files_rate': { + 'options': [None, 'Opened Files Rate', 'files/s', 'files', 'mysql.files_rate', 'line'], + 'lines': [ + ['Opened_files', 'files', 'incremental'] + ] + }, + 'binlog_stmt_cache': { + 'options': [None, 'Binlog Statement Cache', 'statements/s', 'binlog', + 'mysql.binlog_stmt_cache', 'line'], + 'lines': [ + ['Binlog_stmt_cache_disk_use', 'disk', 'incremental'], + ['Binlog_stmt_cache_use', 'all', 'incremental'] + ] + }, + 'connection_errors': { + 'options': [None, 'Connection Errors', 'connections/s', 'connections', + 'mysql.connection_errors', 'line'], + 'lines': [ + ['Connection_errors_accept', 'accept', 'incremental'], + ['Connection_errors_internal', 'internal', 'incremental'], + ['Connection_errors_max_connections', 'max', 'incremental'], + ['Connection_errors_peer_address', 'peer_addr', 'incremental'], + ['Connection_errors_select', 'select', 'incremental'], + ['Connection_errors_tcpwrap', 'tcpwrap', 'incremental'] + ] + }, + 'slave_behind': { + 'options': [None, 'Slave Behind Seconds', 'seconds', 'slave', 'mysql.slave_behind', 'line'], + 'lines': [ + ['Seconds_Behind_Master', 'seconds', 'absolute'] + ] + }, + 'slave_status': { + 'options': [None, 'Slave Status', 'status', 'slave', 'mysql.slave_status', 'line'], + 'lines': [ + ['Slave_SQL_Running', 'sql_running', 'absolute'], + ['Slave_IO_Running', 'io_running', 'absolute'] + ] + }, + 'galera_writesets': { + 'options': [None, 'Replicated Writesets', 'writesets/s', 'galera', 'mysql.galera_writesets', 'line'], + 'lines': [ + ['wsrep_received', 'rx', 'incremental'], + ['wsrep_replicated', 'tx', 'incremental', -1, 1], + ] + }, + 'galera_bytes': { + 'options': [None, 'Replicated Bytes', 'KiB/s', 'galera', 'mysql.galera_bytes', 'area'], + 'lines': [ + ['wsrep_received_bytes', 'rx', 'incremental', 1, 1024], + ['wsrep_replicated_bytes', 'tx', 'incremental', -1, 1024], + ] + }, + 'galera_queue': { + 'options': [None, 'Galera Queue', 'writesets', 'galera', 'mysql.galera_queue', 'line'], + 'lines': [ + ['wsrep_local_recv_queue', 'rx', 'absolute'], + ['wsrep_local_send_queue', 'tx', 'absolute', -1, 1], + ] + }, + 'galera_conflicts': { + 'options': [None, 'Replication Conflicts', 'transactions', 'galera', 'mysql.galera_conflicts', 'area'], + 'lines': [ + ['wsrep_local_bf_aborts', 'bf_aborts', 'incremental'], + ['wsrep_local_cert_failures', 'cert_fails', 'incremental', -1, 1], + ] + }, + 'galera_flow_control': { + 'options': [None, 'Flow Control', 'millisec', 'galera', 'mysql.galera_flow_control', 'area'], + 'lines': [ + ['wsrep_flow_control_paused_ns', 'paused', 'incremental', 1, 1000000], + ] + }, + 'galera_cluster_status': { + 'options': [None, 'Cluster Component Status', 'status', 'galera', 'mysql.galera_cluster_status', 'line'], + 'lines': [ + ['wsrep_cluster_status', 'status', 'absolute'], + ] + }, + 'galera_cluster_state': { + 'options': [None, 'Cluster Component State', 'state', 'galera', 'mysql.galera_cluster_state', 'line'], + 'lines': [ + ['wsrep_local_state', 'state', 'absolute'], + ] + }, + 'galera_cluster_size': { + 'options': [None, 'Number of Nodes in the Cluster', 'num', 'galera', 'mysql.galera_cluster_size', 'line'], + 'lines': [ + ['wsrep_cluster_size', 'nodes', 'absolute'], + ] + }, + 'galera_cluster_weight': { + 'options': [None, 'The Total Weight of the Current Members in the Cluster', 'weight', 'galera', + 'mysql.galera_cluster_weight', 'line'], + 'lines': [ + ['wsrep_cluster_weight', 'weight', 'absolute'], + ] + }, + 'galera_connected': { + 'options': [None, 'Whether the Node is Connected to the Cluster', 'boolean', 'galera', + 'mysql.galera_connected', 'line'], + 'lines': [ + ['wsrep_connected', 'connected', 'absolute'], + ] + }, + 'galera_ready': { + 'options': [None, 'Whether the Node is Ready to Accept Queries', 'boolean', 'galera', + 'mysql.galera_ready', 'line'], + 'lines': [ + ['wsrep_ready', 'ready', 'absolute'], + ] + }, + 'galera_open_transactions': { + 'options': [None, 'Open Transactions', 'num', 'galera', 'mysql.galera_open_transactions', 'line'], + 'lines': [ + ['wsrep_open_transactions', 'open transactions', 'absolute'], + ] + }, + 'galera_thread_count': { + 'options': [None, 'Total Number of WSRep (applier/rollbacker) Threads', 'num', 'galera', + 'mysql.galera_thread_count', 'line'], + 'lines': [ + ['wsrep_thread_count', 'threads', 'absolute'], + ] + }, + 'userstats_cpu': { + 'options': [None, 'Users CPU time', 'percentage', 'userstats', 'mysql.userstats_cpu', 'stacked'], + 'lines': [] + } +} + + +def slave_status_chart_template(channel_name): + order = [ + 'slave_behind_{0}'.format(channel_name), + 'slave_status_{0}'.format(channel_name) + ] + + charts = { + order[0]: { + 'options': [None, 'Slave Behind Seconds Channel {0}'.format(channel_name), + 'seconds', 'slave', 'mysql.slave_behind', 'line'], + 'lines': [ + ['Seconds_Behind_Master_{0}'.format(channel_name), 'seconds', 'absolute'] + ] + }, + order[1]: { + 'options': [None, 'Slave Status Channel {0}'.format(channel_name), + 'status', 'slave', 'mysql.slave_status', 'line'], + 'lines': [ + ['Slave_SQL_Running_{0}'.format(channel_name), 'sql_running', 'absolute'], + ['Slave_IO_Running_{0}'.format(channel_name), 'io_running', 'absolute'] + ] + }, + } + + return order, charts + + +def userstats_chart_template(name): + order = [ + 'userstats_rows_{0}'.format(name), + 'userstats_commands_{0}'.format(name) + ] + family = 'userstats {0}'.format(name) + + charts = { + order[0]: { + 'options': [None, 'Rows Operations', 'operations/s', family, 'mysql.userstats_rows', 'stacked'], + 'lines': [ + ['userstats_{0}_Rows_read'.format(name), 'read', 'incremental'], + ['userstats_{0}_Rows_send'.format(name), 'send', 'incremental'], + ['userstats_{0}_Rows_updated'.format(name), 'updated', 'incremental'], + ['userstats_{0}_Rows_inserted'.format(name), 'inserted', 'incremental'], + ['userstats_{0}_Rows_deleted'.format(name), 'deleted', 'incremental'] + ] + }, + order[1]: { + 'options': [None, 'Commands', 'commands/s', family, 'mysql.userstats_commands', 'stacked'], + 'lines': [ + ['userstats_{0}_Select_commands'.format(name), 'select', 'incremental'], + ['userstats_{0}_Update_commands'.format(name), 'update', 'incremental'], + ['userstats_{0}_Other_commands'.format(name), 'other', 'incremental'] + ] + } + } + + return order, charts + + +# https://dev.mysql.com/doc/refman/8.0/en/replication-channels.html +DEFAULT_REPL_CHANNEL = '' + + +# Write Set REPlication +# https://galeracluster.com/library/documentation/galera-status-variables.html +# https://www.percona.com/doc/percona-xtradb-cluster/LATEST/wsrep-status-index.html +class WSRepDataConverter: + unknown_value = -1 + + def convert(self, key, value): + if key == 'wsrep_connected': + return self.convert_connected(value) + elif key == 'wsrep_ready': + return self.convert_ready(value) + elif key == 'wsrep_cluster_status': + return self.convert_cluster_status(value) + return value + + def convert_connected(self, value): + # https://www.percona.com/doc/percona-xtradb-cluster/LATEST/wsrep-status-index.html#wsrep_connected + if value == 'OFF': + return 0 + if value == 'ON': + return 1 + return self.unknown_value + + def convert_ready(self, value): + # https://www.percona.com/doc/percona-xtradb-cluster/LATEST/wsrep-status-index.html#wsrep_ready + if value == 'OFF': + return 0 + if value == 'ON': + return 1 + return self.unknown_value + + def convert_cluster_status(self, value): + # https://www.percona.com/doc/percona-xtradb-cluster/LATEST/wsrep-status-index.html#wsrep_cluster_status + # https://github.com/codership/wsrep-API/blob/eab2d5d5a31672c0b7d116ef1629ff18392fd7d0/wsrep_api.h + # typedef enum wsrep_view_status { + # WSREP_VIEW_PRIMARY, //!< primary group configuration (quorum present) + # WSREP_VIEW_NON_PRIMARY, //!< non-primary group configuration (quorum lost) + # WSREP_VIEW_DISCONNECTED, //!< not connected to group, retrying. + # WSREP_VIEW_MAX + # } wsrep_view_status_t; + value = value.lower() + if value == 'primary': + return 0 + elif value == 'non-primary': + return 1 + elif value == 'disconnected': + return 2 + return self.unknown_value + + +wsrep_converter = WSRepDataConverter() + + +class Service(MySQLService): + def __init__(self, configuration=None, name=None): + MySQLService.__init__(self, configuration=configuration, name=name) + self.order = ORDER + self.definitions = CHARTS + self.queries = dict( + global_status=QUERY_GLOBAL, + slave_status=QUERY_SLAVE, + variables=QUERY_VARIABLES, + user_statistics=QUERY_USER_STATISTICS, + ) + self.repl_channels = [DEFAULT_REPL_CHANNEL] + + def _get_data(self): + + raw_data = self._get_raw_data(description=True) + + if not raw_data: + return None + + data = dict() + + if 'global_status' in raw_data: + global_status = self.get_global_status(raw_data['global_status']) + if global_status: + data.update(global_status) + + if 'slave_status' in raw_data: + status = self.get_slave_status(raw_data['slave_status']) + if status: + data.update(status) + + if 'user_statistics' in raw_data: + if raw_data['user_statistics'][0]: + data.update(self.get_userstats(raw_data)) + else: + self.queries.pop('user_statistics') + + if 'variables' in raw_data: + variables = dict(raw_data['variables'][0]) + for key in VARIABLES: + if key in variables: + data[key] = variables[key] + + return data or None + + @staticmethod + def convert_wsrep(key, value): + return wsrep_converter.convert(key, value) + + def get_global_status(self, raw_global_status): + # ( + # ( + # ('Aborted_clients', '18'), + # ('Aborted_connects', '33'), + # ('Access_denied_errors', '80'), + # ('Acl_column_grants', '0'), + # ('Acl_database_grants', '0'), + # ('Acl_function_grants', '0'), + # ('wsrep_ready', 'OFF'), + # ('wsrep_rollbacker_thread_count', '0'), + # ('wsrep_thread_count', '0') + # ), + # ( + # ('Variable_name', 253, 60, 64, 64, 0, 0), + # ('Value', 253, 48, 2048, 2048, 0, 0), + # ) + # ) + rows = raw_global_status[0] + if not rows: + return + + global_status = dict(rows) + data = dict() + + for key in GLOBAL_STATS: + if key not in global_status: + continue + value = global_status[key] + data[key] = value + + for key in GALERA_STATS: + if key not in global_status: + continue + value = global_status[key] + value = self.convert_wsrep(key, value) + data[key] = value + + if 'Threads_created' in data and 'Connections' in data: + data['Thread_cache_misses'] = round(int(data['Threads_created']) / float(data['Connections']) * 10000) + return data + + def get_slave_status(self, slave_status_data): + rows, description = slave_status_data[0], slave_status_data[1] + description_keys = [v[0] for v in description] + if not rows: + return + + data = dict() + for row in rows: + slave_data = dict(zip(description_keys, row)) + channel_name = slave_data.get('Channel_Name', DEFAULT_REPL_CHANNEL) + + if channel_name not in self.repl_channels and len(self.charts) > 0: + self.add_repl_channel_charts(channel_name) + self.repl_channels.append(channel_name) + + for key, func in SLAVE_STATS: + if key not in slave_data: + continue + + value = slave_data[key] + if channel_name: + key = '{0}_{1}'.format(key, channel_name) + data[key] = func(value) + + return data + + def add_repl_channel_charts(self, name): + self.add_new_charts(slave_status_chart_template, name) + + def get_userstats(self, raw_data): + # ( + # ( + # ('netdata', 1L, 0L, 60L, 0.15842499999999984, 0.15767439999999996, 5206L, 963957L, 0L, 0L, + # 61L, 0L, 0L, 0L, 0L, 0L, 62L, 0L, 0L, 0L, 0L, 0L, 0L, 0L, 0L), + # ), + # ( + # ('User', 253, 7, 128, 128, 0, 0), + # ('Total_connections', 3, 2, 11, 11, 0, 0), + # ('Concurrent_connections', 3, 1, 11, 11, 0, 0), + # ('Connected_time', 3, 2, 11, 11, 0, 0), + # ('Busy_time', 5, 20, 21, 21, 31, 0), + # ('Cpu_time', 5, 20, 21, 21, 31, 0), + # ('Bytes_received', 8, 4, 21, 21, 0, 0), + # ('Bytes_sent', 8, 6, 21, 21, 0, 0), + # ('Binlog_bytes_written', 8, 1, 21, 21, 0, 0), + # ('Rows_read', 8, 1, 21, 21, 0, 0), + # ('Rows_sent', 8, 2, 21, 21, 0, 0), + # ('Rows_deleted', 8, 1, 21, 21, 0, 0), + # ('Rows_inserted', 8, 1, 21, 21, 0, 0), + # ('Rows_updated', 8, 1, 21, 21, 0, 0), + # ('Select_commands', 8, 2, 21, 21, 0, 0), + # ('Update_commands', 8, 1, 21, 21, 0, 0), + # ('Other_commands', 8, 2, 21, 21, 0, 0), + # ('Commit_transactions', 8, 1, 21, 21, 0, 0), + # ('Rollback_transactions', 8, 1, 21, 21, 0, 0), + # ('Denied_connections', 8, 1, 21, 21, 0, 0), + # ('Lost_connections', 8, 1, 21, 21, 0, 0), + # ('Access_denied', 8, 1, 21, 21, 0, 0), + # ('Empty_queries', 8, 2, 21, 21, 0, 0), + # ('Total_ssl_connections', 8, 1, 21, 21, 0, 0), + # ('Max_statement_time_exceeded', 8, 1, 21, 21, 0, 0) + # ) + # ) + data = dict() + userstats_vars = [e[0] for e in raw_data['user_statistics'][1]] + for i, _ in enumerate(raw_data['user_statistics'][0]): + user_name = raw_data['user_statistics'][0][i][0] + userstats = dict(zip(userstats_vars, raw_data['user_statistics'][0][i])) + + if len(self.charts) > 0: + if ('userstats_{0}_Cpu_time'.format(user_name)) not in self.charts['userstats_cpu']: + self.add_userstats_dimensions(user_name) + self.create_new_userstats_charts(user_name) + + for key in USER_STATISTICS: + if key in userstats: + data['userstats_{0}_{1}'.format(user_name, key)] = userstats[key] + + return data + + def add_userstats_dimensions(self, name): + self.charts['userstats_cpu'].add_dimension(['userstats_{0}_Cpu_time'.format(name), name, 'incremental', 100, 1]) + + def create_new_userstats_charts(self, tube): + self.add_new_charts(userstats_chart_template, tube) + + def add_new_charts(self, template, *params): + order, charts = template(*params) + + for chart_name in order: + params = [chart_name] + charts[chart_name]['options'] + dimensions = charts[chart_name]['lines'] + + new_chart = self.charts.add_chart(params) + for dimension in dimensions: + new_chart.add_dimension(dimension) |