proxysql

Commit Graph

Author	SHA1	Message	Date
Rene Cannao	644174a348	Add reg_test_4855_affected_rows_ddl to TAP test groups Include the regression test for issue 4855 in the g1 test group configuration to ensure it runs as part of the standard test suite.	4 months ago
Rene Cannao	f5128d76d9	Fix TAP test for issue 4855 affected rows DDL bug Improve the TAP test to be SQLite-compatible and comprehensive: - Remove TRUNCATE operations (not supported by SQLite) - Use individual DROP TABLE statements instead of multi-table DROP - Add VACUUM test to verify DDL affected rows are 0 - Update test plan to match actual number of assertions (14) - Use temporary tables instead of configuration tables - Test all major DDL operations: CREATE, DROP, ALTER, VACUUM - Test all major DML operations: INSERT, UPDATE, DELETE - Verify affected rows are correctly calculated for all query types - Add test for commented DDL queries - Include comprehensive cleanup with proper error handling The test now accurately verifies that the sqlite3_total_changes64() difference approach correctly fixes the affected rows calculation for both DDL and DML operations.	4 months ago
Rene Cannao	a54a0ad88e	Fix TAP test to use correct TAP framework functions - Replace made-up fail()/pass() functions with ok() and diag() - Follow proper TAP test structure from ProxySQL TAP guide - Use plan(N), ok(condition, description), diag(), and return exit_status() - Maintain proper error handling and test organization	4 months ago
Rene Cannao	9df1e4751f	Clean up: Remove incorrect standalone test file	4 months ago
Rene Cannao	19c635b785	Fix TAP test to use proper ProxySQL connection patterns - Use CommandLine cl object with getEnv() for configuration - Remove hardcoded IP, ports, and credentials - Connect to both Admin interface and SQLite3 Server - Test DDL queries returning 0 affected rows after DML operations - Follow ProxySQL TAP test conventions and patterns	4 months ago
Rene Cannao	b6b60e1a46	Add proper TAP test for issue 4855 fix - TAP test connects to ProxySQL Admin interface on port 6032 - Tests INSERT, CREATE TABLE, DROP TABLE, UPDATE, DELETE operations - Verifies that DDL queries return 0 affected rows after DML operations - Confirms the sqlite3_total_changes64 fix works correctly in Admin interface - This directly tests the issue reported in #4855	4 months ago
Rene Cannao	bf4b1d920a	Update TAP test for issue 4855 with standalone version - Updated main TAP test to remove proxy_sqlite3 wrapper dependency - Added standalone TAP test using raw SQLite functions - Both tests verify the sqlite3_total_changes64 difference approach works correctly - Main ProxySQL build confirms the fix is functional	4 months ago
Rene Cannao	a577491f42	Refactor issue 4855 fix: Use sqlite3_total_changes64 difference approach PROBLEM: The initial fix used a DDL detection approach which required maintaining a list of query types that should return 0 affected rows. This approach was brittle and could miss edge cases like commented queries or complex statements. SOLUTION: Instead of detecting DDL queries, use sqlite3_total_changes64() to measure the actual change count before and after each query execution. The difference between total_changes before and after represents the true affected rows count for the current query, regardless of query type. CHANGES: - Added proxy_sqlite3_total_changes64 function pointer and initialization - Rewrote execute_statement() and execute_statement_raw() to use total_changes difference approach - This automatically handles all query types (DDL, DML, comments, etc.) - Added comprehensive TAP test covering INSERT, CREATE, DROP, VACUUM, UPDATE, and BEGIN operations BENEFITS: - More robust and accurate than DDL detection approach - Handles edge cases like commented queries automatically - No maintenance overhead for new query types - Simpler and cleaner implementation - Still fixes both Admin interface and SQLite3 Server This approach is mathematically sound: affected_rows = total_changes_after - total_changes_before, which gives the exact number of rows changed by the current query execution. Fixes #4855	4 months ago
Rene Cannao	05960b5ddb	Fix issue 4855: Reset affected_rows to 0 for DDL queries in Admin interface Problem: When executing DDL queries (CREATE TABLE, DROP TABLE, VACUUM, etc.) in the ProxySQL Admin interface after DML operations, the affected rows count from the previous DML operation was incorrectly reported instead of 0. This is because SQLite's sqlite3_changes() function doesn't reset the counter for DDL statements. Root Cause: SQLite's sqlite3_changes() returns the number of rows affected by the most recent INSERT, UPDATE, or DELETE statement. For DDL statements that don't modify rows, SQLite doesn't reset this counter, so it continues to return the value from the last DML operation. Solution: - Added is_ddl_query_without_row_changes() function to identify DDL queries that don't affect row counts - Modified both execute_statement() and execute_statement_raw() in SQLite3DB to return 0 for affected_rows when executing DDL queries - The fix ensures that affected_rows is reset to 0 for: CREATE, DROP, ALTER, TRUNCATE, VACUUM, REINDEX, ANALYZE, CHECKPOINT, PRAGMA, BEGIN, COMMIT, ROLLBACK, SAVEPOINT, RELEASE, EXPLAIN Testing: - Created and ran comprehensive tests for DDL detection function - Verified build completes successfully - Confirmed the fix correctly identifies DDL vs DML queries Impact: This fix resolves the issue where Admin interface incorrectly shows affected rows for DDL operations, improving the accuracy and reliability of the ProxySQL Admin interface. Fixes #4855	4 months ago
René Cannaò	dd847a15e1	Merge pull request #5215 from sysown/feature/add-tap-test-documentation Add TAP test writing guide and GitHub automation improvements	5 months ago
Rene Cannao	4989960127	chore: Ignore GEMINI.md This file is generated by the Gemini CLI and is not part of the project.	5 months ago
Rene Cannao	546c10128c	docs: Add TAP test writing guide for ProxySQL.	5 months ago
René Cannaò	29a6b8576a	Merge pull request #5203 from sysown/v3.0_FastForwardGracefulClose Implement Fast Forward Grace Close Feature to Prevent Data Loss	5 months ago
Rene Cannao	83300374c7	Use right user in fast_forward_grace_close	5 months ago
René Cannaò	831d5fda8a	Merge pull request #5207 from sysown/v3.0.4-balance_test_groups regroup tests to balance group test time	5 months ago
Rene Cannao	140745a95a	Change default schema in fast_forward_grace_close	5 months ago
Rene Cannao	494dbf37fc	Minor enhancement in TAP fast_forward_grace_close Added `CREATE DATABASE IF NOT EXISTS test`	5 months ago
Miro Stauder	41b0e96c47	create missing database test in tap test	5 months ago
Miro Stauder	952bd39fcc	cleanup redundant group folders	5 months ago
Miro Stauder	458ff77846	regroup tests to balace group test time	5 months ago
Rene Cannao	ee824c0b97	Removing debugging code	5 months ago
Rene Cannao	3329a671e5	Add extensive documentation for fast forward grace close feature	5 months ago
Rene Cannao	846c4de500	Replace spaces with tabs in fast_forward_grace_close.cpp	5 months ago
Rene Cannao	dd60d2665b	Add fast_forward_grace_close test to groups.json	5 months ago
Rene Cannao	ae93966603	Add TAP test for fast forward grace close feature - Rename and modify test to use MySQL C API mysql_binlog_* functions - Implement throttled binlog reading with 5 iterations (no limit, 2s, 5s, 20s, 60s targets) - Add diagnostics for debugging binlog fetch issues - Set RPL options for file, position, server_id, and non-blocking flag - Update Makefile to compile with MySQL client library	5 months ago
Rene Cannao	44aa606caa	Implement fast forward grace close feature to prevent data loss Problem: In fast forward mode, ProxySQL forwards packets directly from client to backend without buffering them. If the backend connection closes unexpectedly (e.g., due to server crash, network failure, or other issues), ProxySQL immediately closes the client session. This can result in data loss because the client may have sent additional data that hasn't been fully transmitted yet, as ProxySQL does not wait for the output buffers to drain. Solution: Implement a configurable grace period for session closure in fast forward mode. When the backend closes unexpectedly, instead of closing the session immediately, ProxySQL waits for a configurable timeout (fast_forward_grace_close_ms, default 5000ms) to allow any pending client output data to be sent. During this grace period: - If the client output buffers become empty, the session closes gracefully. - If the timeout expires, the session closes anyway to prevent indefinite hanging. Changes: - Added global variable mysql_thread___fast_forward_grace_close_ms (0-3600000ms) - Added session flags: backend_closed_in_fast_forward, fast_forward_grace_start_time - Added data stream flag: defer_close_due_to_fast_forward - Modified MySQL_Data_Stream::read_from_net() to detect backend EOF and initiate grace close if client buffers are not empty - Modified MySQL_Session::handler() FAST_FORWARD case to implement grace close logic with timeout and buffer checks - Added extensive inline documentation explaining the feature and its mechanics This prevents data loss in fast forward scenarios while maintaining bounded session lifetime.	5 months ago
René Cannaò	3db9c0df5d	Merge pull request #5200 from sysown/v3.0.4-bump_version bump version to 3.0.4 at the beginning of the development cycle	5 months ago
Miro Stauder	ba664785fa	bump version to 3.0.4 at the beginning of the development cycle	5 months ago
René Cannaò	cce161bc74	Merge pull request #5188 from sysown/v3.0-stmt_exec_bounds_check Improve handling of malformed `COM_STMT_EXECUTE` packets	5 months ago
Javier Jaramago Fernández	1a874de9ef	Ensure existence of testing database for 'reg_test_proclist_use_after_free-t.cpp'	5 months ago
Javier Jaramago Fernández	0903682756	Improve verbosity for 'reg_test_stmt_inv_param_offset-t.cpp' Replace 'MYSQL_QUERY' macro with verbose alternative 'MYSQL_QUERY_T'.	5 months ago
Javier Jaramago Fernández	69cf5576f3	Fix conn selection for 'reg_test_stmt_inv_param_offset-t' Since the test requires to modify 'max_allowed_packet' to work, it cannot reuse previous connections from the conn_pool. New connections must be created, to ensure that the new defaults are used.	5 months ago
Javier Jaramago Fernández	b89ea4db66	Fix credentials in one conn for 'reg_test_stmt_inv_param_offset-t' Connection requires root credentials for modifying 'max_allowed_packet'.	5 months ago
Miro Stauder	e1679a21a7	add tap test to groups.json Signed-off-by: Miro Stauder <miro@proxysql.com>	5 months ago
Javier Jaramago Fernández	bea0d14f4d	Add regression test for malformed 'COM_STMT_EXECUTE' packets The test exercises the boundary checks for 'COM_STMT_EXECUTE' params decoding and ensures the correct processing of malformed packets which only mangle the upper '4-bytes' of the param length-encoded integer.	5 months ago
Javier Jaramago Fernández	64b16172c7	Change 'COM_STMT_EXECUTE' params length decoding According to MySQL protocol, variable length strings are encoded using length encoded integers. For reference, see: - https://dev.mysql.com/doc/dev/mysql-server/9.4.0/page_protocol_com_stmt_execute.html - https://dev.mysql.com/doc/dev/mysql-server/9.4.0/page_protocol_basic_dt_integers.html#a_protocol_type_int2 The protocol specifies that values greater than 2^24 (16777216) should be encoded using '0xFE + 8-byte integer'. Yet, in reality MySQL ignores the upper section of these 8-byte integers, treating them effectively like '4-bytes'. For the sake of compatibility this commit changes the decoding behavior for 'COM_STMT_EXECUTE' to match MySQL one. This different is subtle but important, since in practice MySQL itself doesn't use the '8 bytes' from the field. This means that connectors that are compatible with MySQL could find issues when sending these packets through ProxySQL (like NodeJS 'mysql2' connector which writes the 8-bytes as a 4-bytes duplication, motivating these changes), situation that could result in rejection due to malformed packet detection (or crashes/invalid handling in the worse case scenario). The previous decoding function is now renamed into 'mysql_decode_length_ll' to honor MySQL naming 'net_field_length_ll'. For now, this protocol change is limited to 'COM_STMT_EXECUTE'.	5 months ago
Javier Jaramago Fernández	e35973b226	Add boundary checks in 'MySQL_Protocol::get_binds_from_pkt' These checks should prevent crashes when packets are received holding invalid lengths in the processed params.	5 months ago
René Cannaò	4fa3bf6a91	Merge pull request #5191 from sysown/v3.0-fix_proclist_use_after_free Fix heap-after-use between `PROXYSQL INTERNAL SESSION` and `SHOW PROCESSLIST`	5 months ago
Miro Stauder	7051857d9b	add tap test to groups.json Signed-off-by: Miro Stauder <miro@proxysql.com>	5 months ago
René Cannaò	dfd46fee4b	Merge pull request #5150 from proton-lisandro-pin/ignore_min_gtid Implement a `ignore_min_gtid_annotation` global variable, fix memory leak/overflow in `min_gtid` annotation handler.	5 months ago
René Cannaò	8be91071ef	Merge pull request #5190 from sysown/v3.0_default_interface_global_var_5189 Ensure default mysql-interfaces=0.0.0.0:6033 and pgsql-interfaces=0.0.0.0:6133 are set	5 months ago
René Cannaò	c06e15fd74	Merge pull request #5192 from sysown/v3.0_add_delay_watchdog Improved PgSQL/MySQL Thread Watchdog Unit Test	5 months ago
René Cannaò	d2cb0183b3	Merge pull request #5193 from sysown/v3.0-fullauth_sid Increase sid on caching_sha2 full authentication	5 months ago
Rene Cannao	f803a1d419	Increase sid on caching_sha2 full authentication caching_sha2_password full authentication is a complex task that requires a lot of packets being sent and forth between client and server (ProxySQL in this case). Every packet needs to have an increased sequence ID (sid) according to protocol. ProxySQL was incorrectly forgetting to increase the sid when requesting a full authentication. For some clients this is not a problem, while other clients will consider the incorrect sid a serious issue and abort the connection. This commit ensures that sid is correctly increased when requesting caching_sha2_password full authentication.	5 months ago
Javier Jaramago Fernández	6ff850170b	Add regression test triggering 'heap-after-use' for ASAN runs	5 months ago
Lisandro Pin	c23930b2ee	Add TAP test for `mysql-ignore_min_gtid_annotations` Co-authored-by: Wazir Ahmed <wazir@proxysql.com>	5 months ago
Lisandro Pin	6cb522283d	Implement a ignore_min_gtid_annotation global variable for ProxySQL When true, all `min_gtid` query annotations are ignored; see https://proxysql.com/documentation/query-annotations/ for details. This is useful on ProxySQL setups with multiple layers, where some layers mandate GTID-based routing while others don't.	5 months ago
Rahim Kanji	48928ce04e	Ensure default mysql-interfaces=0.0.0.0:6033 and pgsql-interfaces=0.0.0.0:6133 are set	5 months ago
Rahim Kanji	86c17f04d7	Replace single sleep with looped delay for simulated watchdog test	5 months ago
Rahim Kanji	3c79800a45	Add delay - WatchDog test	5 months ago

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