proxysql

Commit Graph

Author	SHA1	Message	Date
René Cannaò	f31b10ff0e	Enhancements for issue #329 - added global variables mysql-query_digests - initialization if either mysql_thread___commands_stats or mysql_thread___query_digests are enabled - query_parser_free() checks if QueryParserArgs was initialized - Query_Processor::query_parser_init() checks the command type only if mysql_thread___commands_stats is true - Query_Processor::query_parser_init() run mysql_query_digest() only if mysql_thread___query_digests is true - Query_Processor::query_parser_update_counters() updates query digests only if digest_text is not null - start time is always update (this is relevant for issue #327)	11 years ago
René Cannaò	e31d0f4c29	Usability improvements - Replaced some proxy_error() with daemon_log() - glovars.proxy_restart_on_error is configurable via command line - glovars.proxy_restart_delay is hardcoded to 1 second - disabled listeners on telnet - Option --admin-socket overwrite the default admin socket	11 years ago
René Cannaò	9ca3bdf7e6	Handle large packets from client	11 years ago
René Cannaò	0507bf7bfd	Added new variable free_connections_pct If the number of free connections is greater than free_connections_pct percentage of max_connections for that specific host, all connections idle for longer than ping_interval_server are closed instead of sending PING	11 years ago
René Cannaò	ff5b50a82c	Improved handling of sessions when few backends are available - added variables mysql_thread___connect_retries_delay and mysql_thread___sessions_sort - sessions that cannot get a connections are sorted - commands_stats now defaults to true	11 years ago
René Cannaò	a48c08c59e	First attempt to handle transactions	11 years ago
René Cannaò	752e653791	Connection timeout and small improvements To handle connect timeout: - added MySQL_Data_Stream::destroy_MySQL_Connection() - new async status: ASYNC_CONNECT_TIMEOUT - "select @@version_comment limit 1" is answered by proxysql and not forwarded to any backend - added MySQL_Data_Stream variables connect_retries_on_failure and max_connect_time - added global variables mysql-connect_timeout_server_max and mysql-connect_retries_on_failure Improvement: proxysql returns more info in COM_STATISTICS: clients connected and uptime	11 years ago
René Cannaò	ce63fd9a58	Implemented CHANGE_USER	11 years ago
René Cannaò	76edfb126f	Further implementation of libmariadb client	11 years ago
René Cannaò	a78229496c	Removed reference to MYDS_BACKEND_PAUSE_CONNECT and MYDS_BACKEND_FAILED_CONNECT	11 years ago
René Cannaò	6c44e9d96f	Further attempt to use MariaDB Client Library	11 years ago
René Cannaò	271afbb02c	Handling mysql_select_db() and mysql_set_character_set() for backends using non blocking API	11 years ago
René Cannaò	10b5f6da6d	Backend are now pinged using MariaDB Client Library	11 years ago
René Cannaò	1d26b20562	Work in progress in adding MariaDB Client Library	11 years ago
René Cannaò	ff5c62830c	Connects to backends is performed via MariaDB Client Library	11 years ago
René Cannaò	6ed5c782e7	Complex commit, never do it again! Dependencies: - added libevent - added mariadb-connector-c for non-blocking API - added patch for mariadb-connector-c ( see https://mariadb.atlassian.net/browse/CONC-131 ) MySQL Monitoring: - added table mysql_server_connect_log - added table mysql_server_ping_log - added access to admindb - implemented monitoring using MariaDB client library non-blocking API and libevent, using MySQL_Monitor_State_Data to track state machine (experimental, and may change a lot in the near future) - implemented MySQL_Monitor_Connection_Pool , a new connection pool only for MySQL Monitoring - in MySQL_Thread added variable monitor_history to define the length of logs - in MySQL_Thread added variables monitor_username and monitor_password to define monitoring credentials - in MySQL_Thread added variable monitor_timer_cached to define if monitoring timers can be cached - not completed feature: MySQL_Thread added variables monitor_query_variables, monitor_query_status, monitor_query_interval and monitor_query_timeout to define how global variables and global status are collected Admin: - added access to monitordb, to query MySQL_Monitor tables	11 years ago
René Cannaò	221268d1b0	Added global variables for MySQL Monitor module (issue #282 )	11 years ago
René Cannaò	eb74677b53	First draft to create the MySQL Monitor Module (issue #279 )	11 years ago
René Cannaò	0009c35bf2	ProxySQL_Admin is not a plugin module	11 years ago
René Cannaò	5ccf176c5b	Query parsing optional , add variable mysql-commands_stats , issue #258	11 years ago
René Cannaò	77dbe91974	Implemented variable mysql-poll_timeout_on_failure (issue #251 )	11 years ago
René Cannaò	b8d6fe838b	Drafting session_fast_forward (issue #36 )	11 years ago
René Cannaò	8b119f6ec5	A lot of code clean up	11 years ago
René Cannaò	4b8f5784db	Basic implementation of prepared statements (issue #200 )	11 years ago
René Cannaò	c1678558c1	Further development to support compression: Issue #219 Added functions: MySQL_Data_Stream::generate_compressed_packet() Extended changes in: MySQL_Data_Stream::array2buffer() MySQL_Data_Stream::buffer2array() Further improvements: Added global variables mysql-have_compress : issue #225 MySQL_Protocol::process_pkt_initial_handshake() support upper and lower capabilities Added timestamp and timediff in proxy_debug_func() : issue #228	11 years ago
René Cannaò	f5ea427a4d	Developing support for charset , issue #223 Added functions: MySQL_Protocol::generate_COM_QUERY() MySQL_Connection::set_charset() MySQL_Session::handler___status_CHANGING_CHARSET() MySQL_Session::handler___client_DSS_QUERY_SENT___send_SET_NAMES_to_backend() Added CHANGING_CHARSET in enum session_status, and handled in MySQL_Session Still TODO: track and handle client’s change of charset	11 years ago
René Cannaò	f0ec7e509b	Added global variable mysql-default_charset Issue #222	11 years ago
vegaicm	535874292e	More work on bug #207 Class Standard_MySQL_Thread was restructured mysql_thread___ thread variables are moved out to global variables Standard_Proxy_Admin calls Standard_MySQL_Thread::refresh_variables after initializing the thread structure	11 years ago
René Cannaò	21b20c0257	Connection pool improvements , in beta Developed class StatCounters to keep time series counters Added 2 new instances of StatCounters: - MySQL_Session::command_counters; - ProxySQL_Poll::loop_counters; Counters are dispayed in "dbg thread status" Defined new variables mysql-connect_timeout_server_error and mysql-connect_timeout_server (issue #202 and #203) . They are defined but not implemented yet. Fixed two crashing bug when "gdb command" was trying to access: - its own Query_Info if this one was not initialized - Query_Info of another thread if this one was not initialized Introduced new variable ProxySQL_Poll:poll_timeout that Session can overwrite to apply a timeout different than mysql_thread___poll_timeout Added variable MySQL_Connection::last_time_used , updated at creation time and when calling push_MyConn_to_pool(). for each Connection add a "last_time_used" Added function get_multiple_idle_connections() Implementing Standard_MySQL_Threads_Handler::connection_manager_thread() , but doesn't seems to be a good idea ==== New attempt for connection handling MySQL_Session has a new bool variable : connections_handler Standard_MySQL_Thread has a new variable PtrArray : mysql_sessions_connections_handler Added new function Standard_MySQL_Thread::register_session_connection_handler SESSIONS_FOR_CONNECTIONS_HANDLER sessions are created in Standard_MySQL_Thread::init() Added new function Standard_MySQL_Thread::process_all_sessions_connections_handler() New variables in Standard_MySQL_Thread: MySQL_Connection **my_idle_conns; bool processing_idles; unsigned long long last_processing_idles; Added DSS STATE_PING_SENT MySQL_Session::handler___status_WAITING_SERVER_DATA___STATE_PING_SENT	11 years ago
Rene Cannao	ea46b285c7	Merge pull request #190 from jesmarcannao/last FIX ISSUE #174	11 years ago
René Cannaò	209d784397	Drafting auto-reconnect Issue #195 and relative subtickets: - issue #191 - issue #192 - issue #194	11 years ago
Jesmar Cannaò	d4f9c49e1b	Fix Issue #182 Prevent loading modules compiled for a different version	11 years ago
René Cannaò	df0b81ddea	More improvements on Connection Pool For issue #187: Introduced the follow functions: - MySQL_Session::handler___status_CHANGING_USER_SERVER() - MySQL_Session::handler___client_DSS_QUERY_SENT___send_CHANGE_USER_to_backend - MySQL_Protocol::generate_COM_CHANGE_USER() Modified MySQL_Session::handler___status_CHANGING_SCHEMA() to return a boolean to handle failures Connections where INIT_DB or COM_CHANGE_USER fails are not reusable Added session_statuses CHANGING_USER_SERVER and CHANGING_USER_CLIENT (currently not used, but needed for issue #187) For issue #188: Added variable MySQL_Connection_userinfo::hash : this is compared into MySQL_Session Added function MySQL_Connection_userinfo::compute_hash() to automatically compute MySQL_Connection_userinfo::hash when a variable is changed hash is compute with SpookyHash::Hash64() Fixed bug #189: removed an parameters incorrectly passed to fprintf	11 years ago
René Cannaò	bcc19d619f	Removed classes MySQL_Server MySQL_Hostgroup MySQL_Hostgroup_Entry MySQL_HostGroups_Handler	11 years ago
René Cannaò	9fbce31593	Attempt to remove references to MyHGH	11 years ago
René Cannaò	44f433c260	Replaced MySQL_Session_userinfo with MySQL_Connection_userinfo Due the change in Connection Pool, user information need to be stored at Connection level and not at Session level	11 years ago
René Cannaò	bc8fc47ed6	Introducing MySQL_HostGroups_Manager MySQL_HostGroups_Manager merges the best of: - MySQL_HostGroups_Handler - MySQL_Connection_Pool Still in development: will be shadowing the original Handler and ConnPool	11 years ago
René Cannaò	322a4f021f	Enhancement on Query Processor and draft statistics interface - changed hits from uint64_t to int; - QP_rule_t has a pointer to its parent : this is done to speed up lookup - implemented get_current_query_rules() to execute SAVE MYSQL QUERY RULES FROM RUNTIME (issue #93) - implemented get_stats_query_rules() to save statistics on stats_mysql_query_rules (issue #139) - created 2 new classes to easily process statistics in Query Processor : QP_rule_text and QP_rule_text_hitsonly - extended classes SQLite3_row and SQLite3_result - every __admin_refresh_interval milliseconds Admin refreshes statistics - defined table stats_mysql_query_rules - deprecated __attach_configdb_to_admindb() , replaced with __attach_db_to_admindb (used in issue #142) - to admindb are now attached both configdb and statsdb (issue #142) - drafted a way to update hits on Query Processor . This method will go away when issue #146 will be implemented - fixed crashing bug in issue #145	11 years ago
René Cannaò	b01ab34e49	Issue #138	11 years ago
René Cannaò	f814966675	Issue #112 Created virtual class MySQL_Threads_Handler Implemented MySQL_Threads_Handler as Standard_MySQL_Threads_Handler	11 years ago
René Cannaò	4e62707844	Added debug mobule debug_mysql_query_processor (PROXY_DEBUG_MYSQL_QUERY_PROCESSOR) per issue #88	11 years ago
René Cannaò	caea6d3cb0	A lot of code change for issue #79 . Still experimental	11 years ago
René Cannaò	42c27e3575	Implemented features in issues #57 and #59 Cleanup for issue #58	11 years ago
René Cannaò	67f2f6524f	Issue #58 Probably completed Moved around some code in main (it needs a lot of clean up, it is all test code) Modules shutdown is performed only if they are active If GloVars.global.nostart==true , ProxySQL doesn't fully restart even after a PROXYSQL RESTART, it will wait PROXYSQL START Various bugs/improvements: - in class MySQL_HostGroups_Handler, use of clear() for vectors MyHostGroups and Servers - Better implementation of PROXYSQL START (issue #14)	11 years ago
René Cannaò	6dccae424f	Issue #23 Added more debug lines Added debugging type PROXY_DEBUG_MYSQL_CONNPOOL Flag -d can accept a integer value that become the default logging verbosity using init_debug_struct_from_cmdline()	11 years ago
René Cannaò	886cc02c63	First draft for issue #45	11 years ago
René Cannaò	bd7a5d1795	Issue #26 Renamed MyHostGroups to MyHGH (short for MySQL Host Groups Handler): name was conflicting with MyHostGroups in class MySQL_HostGroups Renamed class MySQL_HostGroups to MySQL_HostGroups_Handler	11 years ago
René Cannaò	68d6786320	first commit	11 years ago

48 Commits (f31b10ff0e36958e355e4c0bd94deec025ba2f4a)