proxysql

Commit Graph

Author	SHA1	Message	Date
René Cannaò	a15a5d2327	Added global variable mysql_interfaces (issue #243 )	11 years ago
René Cannaò	6632ee979f	Basic implementation of COM_CHANGE_USER client side (issue #187 )	11 years ago
René Cannaò	4b8f5784db	Basic implementation of prepared statements (issue #200 )	11 years ago
René Cannaò	02ac381aa1	Improving handling of config file Added ProxySQL_ConfigFile::CloseFile() Implemented LOAD MYSQL USERS FROM CONFIG (issue #232)	11 years ago
René Cannaò	853a8fc4dc	Improving processing of command line options. Drafting implementation of command line options --initial and --reload (issues #230 and #231) Removing command line option --admin-pathdb Cleaning ProxySQL_GlobalVariables::process_opts_pre() and ProxySQL_GlobalVariables::process_opts_post() Standard_ProxySQL_Admin::init() now opens file GloVars.admindb instead of "proxysql.db" Improving command line processing in main() ProxySQL_ConfigFile::OpenFile() exits in case of parsing error Adding docs file on command line options	11 years ago
René Cannaò	0c7043e523	Drafting config file	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	94c38a41cd	Improving support for compression (issue #220 ) Small bug fix	11 years ago
René Cannaò	9de4f6bea4	Prelim development to track statuses in MySQL_Connection , issue #224	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
René Cannaò	6ba6c52826	Added compression field in mysql_servers table Issue #220	11 years ago
René Cannaò	568ef1b5d1	Bulk delete of connections when server status is not online Used by issue #218	11 years ago
René Cannaò	308f3a8a90	Further development on MySQL Hostgroups Manager Implemented functions: - MySQL_HostGroups_Manager::dump_table_mysql_servers() - MySQL_HostGroups_Manager::generate_mysql_servers_table() - Standard_ProxySQL_Admin::save_mysql_servers_runtime_to_database() (issue #17) Improved Standard_ProxySQL_Admin::load_mysql_servers_to_runtime() to process also status Improved MySQL_HostGroups_Manager::commit() to modified MySrvCs Database in MyHGM is accessible via Admin (issue #212) Enforced debugging if specified at the command line (issue #213)	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
vegaicm	d315650f2c	More work on bug #207 . Class Standard_MySQL_Thread needs some review	11 years ago
René Cannaò	17ddec943e	Added variables ping_timout_server and ping_interval_server Issues #205 and #206	11 years ago
René Cannaò	9cdebef9ca	Bug fix and improved debugging For better debugging, added functions: MySQL_Data_Stream::clean_net_failure() MySQL_Data_Stream::set_net_failure() MySQL_Data_Stream::setDSS_STATE_QUERY_SENT_NET() MySQL_Session::set_unhealthy() Added condition mybe->server_myds->PSarrayOUTpending->len==0 to determine if DSS can be STATE_QUERY_SENT_NET	11 years ago
René Cannaò	24db7ed825	Removing the idle connection handler thread introduced in previous commit `21b20c0257`	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
René Cannaò	663a1b5630	Further simplification of connection management. Removed MySQL_Connection *myconn from MySQL Backend Removed server_myds and server_myds from MySQL_Session Fixed a bug that caused an infinite loop in case the backed was not able to create new connection	11 years ago
René Cannaò	cc9eb4d807	Removed client_fd and server_fd from MySQL_Session	11 years ago
René Cannaò	6cc87cb931	Remove MySQL_Protocol instances from MySQL_Session and moved into MySQL_Data_Stream	11 years ago
René Cannaò	24ab9f4398	More work for facilitate debug in MySQL Thread (issue #198 ) Standard_MySQL_Threads_Handler::SQL3_Threads_status() (still not completed) now locks the MySQL Threads Some functions of Standard_MySQL_Threads_Handler and Standard_MySQL_Thread are taken out from the class definition	11 years ago
René Cannaò	125114b0d5	Work for facilitate debug in MySQL Thread (issue #198 ) In order to facilitate the reuse of code in Standard_ProxySQL_Admin.cpp : - moved remove_spaces() from Standard_ProxySQL_Admin.cpp to gen_utils.cpp - moved Standard_ProxySQL_Admin::SQLite3_to_MySQL() to MySQL_Session::SQLite3_to_MySQL() Moved few macros from Standard_Query_Processor.cpp to proxysql_macros.h Added functions: - MySQL_Session::SQL3_Session_status() - MySQL_Session::handler___status_WAITING_CLIENT_DATA___STATE_SLEEP___MYSQL_COM_QUERY_debug() - Standard_MySQL_Thread::SQL3_Thread_status() - MySQL_Threads_Handler::SQL3_Threads_status() (not completed) Modified class Query_Info to copy queries : this can be a small performance penalty, but can improve functionalities Added mysql commands: - DBG SESSION STATUS - DBG THREAD STATUS - DBG THREADS STATUS Added variable MySQL_Thread::thread_mutex , a mutex to protect the thread: this will be used to implement access to MySQL Thread via Admin MySQL_Thread now have a new per thread variable updated via Admin Interface : - mysql_thread___session_debug ProxySQL_Poll now counts number of poll() in variable "loops" If mysql_thread___session_debug is enabled and a query starts with "dbg " it is interpreted as a command for proxysql. In Standard_ProxySQL_Admin added a variable admin_mutex to protect the update of statistics. Fixed minor bugs.	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
Jesmar Cannaò	0717312c50	Fix Issue #175 Print "DEBUG" in version if compiled with DEBUG option : main process	11 years ago
René Cannaò	2401b12803	Custom memory allocator is optional, and disabled by default Used new variable GloVars.global.use_proxysql_mem Issue #184	11 years ago
René Cannaò	b84960da67	Draft on Handle missing backends , issue #181 Introduced MySQL_Session variable "pause_until" Simulated random missing backend	11 years ago
René Cannaò	5851693505	Removed "MYSQL myconn" from MySQL_Connection	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	181ed20bd3	Development on Connection Pool and Multiplexing In MySQL_HostGroups_Manager: - added function add() for MySrvC - fixed few typos : poll => pool - added locking in several functions First cleanup of MySQL_Hostgroup_Entry In MySQL_Protocol: - added variable prot_status - added variable fd - added function process_pkt_EOF() - variable parent is a MySrvC * - extended functions pkt_ok() , pkt_end() and pkt_handshake_server() to update prot_status - added function process_pkt_EOF() - fixed warns to be uint16_t instead of uint64_t In MySQL_Data_Stream: - fixed bug on read_from_net() - added function unplug_backend() In MySQL_Session: - attempting multiplexing if the connection has no active transactions and in case of SELECT statements - destination_hostgroup returned in qpo is applied	11 years ago
René Cannaò	a34798dbbf	Broken file	11 years ago
René Cannaò	9b452dfa0d	Splitting MySQL_Session:handler() in many many smaller functions	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	13eb687335	More work on issue #168 Implemented new class Query_Info used in MySQL_Session Added MYSQL_COM_QUERY_command MYSQL_COM_QUERY_COMMIT Added virtual function Query_Processor::query_parser_update_counters() curtime moved from local variable in Standard_MySQL_Thread::run() to public variable in MySQL_Thread , so accessible by other classes Extended stats_mysql_commands_counters from 2 columns to 15 columns!! It nows have betters statistics on timing and distribution Added command MYSQL_COM_QUERY___NONE as a marker . It also have the special meaning that Query_Info is not a query. commands_counters is now an array of pointers to Command_Counter objects MySQL_Data_Stream::read_from_net() updates mypolls->last_recv[] with curtime if mypolls is active (MySQL_Thread) MySQL_Data_Stream::write_to_net() updates mypolls->last_sent[] with curtime if mypolls is active (MySQL_Thread) For MySQL queries (_MYSQL_COM_QUERY) queries statistics are updated via CurrentQuery, an instance of Query_Info	11 years ago
René Cannaò	a85bc44715	Implemented table stats_mysql_commands_counters : issue #168 Implemented get_stats_commands_counters() in Query_Processor Implemented stats___mysql_commands_counters() in ProxySQL_Admin Added table mysql_commands_counters Added MYSQL_COM_QUERY_SHOW_TABLE_STATUS in MYSQL_COM_QUERY_command Standard_Query_Processor has the commands description in commands_counters_desc Introduced per thread storage variable _thr_commands_counters query_parser_command_type() is now a wrapper to __query_parser_command_type() so to update counters based on its return value Bug fixed: Added transactions in Standard_ProxySQL_Admin::stats___mysql_query_rules() Added SHOW command in libinjection	11 years ago
René Cannaò	848b15f149	More work on parser : Issue #158 Implemented query_parser_command_type() to at least recognize queries from sysbench Currently commands supported: - ALTER [ONLINE \| OFFLINE] [IGNORE] TABLE - ANALYZE [NO_WRITE_TO_BINLOG \| LOCAL] TABLE - BEGIN - COMMIT - DELETE - INSERT - SELECT (not for update) - SET - UPDATE Small change on libinjection : Issue 152 Added COMMIT	11 years ago
René Cannaò	5f179eca36	Started working on query parsing. Issues #158 and #152 Per issue #158: - Created 4 new functions in class Query_Processor. - See doc/internal/query_parser.txt Per issue #152: - Patched deps/libinjection/Makefile to compile with -fPIC - Standard_MySQL_Thread is linked against libinjection	11 years ago
René Cannaò	923720bfbb	Implemented global variable mysql-servers_stats (issue #148 )	11 years ago
René Cannaò	62e2e78736	Issue #146 - created Query_Processor::update_query_processor_stats() - every mysql_thread___poll_timeout millisecond MySQL_Threads call GloQPro->update_query_processor_stats() to update global statistics update_query_processor_stats can be extended to load more type of queries	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	aaba85fe00	Implemented feature in issue #131 Adding support for Monitor Interface (issue #130)	11 years ago
René Cannaò	3485228b71	Many changes - added some doc about global_variables - added c_tokenizer to tokenize C strings. Its first use is to split user/pass via c_split_2() Issue #127 - extensive work here , now Admin support its own global variables - commands available are: LOAD\|SAVE ADMIN VARIABLES FROM\|TO DISK\|MEMORY\|RUNTIME Issue #126 - username and password to access admin interface are now configurable in global_variables Issue #129 - started deprecating add_default_user(), deprecated by #126 Drafting Monitor interface : issue #130 Bug fixes: - fixed typo in SAVE MYSQL VARIABLES TO DISK;	11 years ago

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96 Commits (09f06215408e2016d9e01cdeb7fda401ef106df9)