sysown/proxysql v2.6.0

on GitHub

v2.6.0 Release notes

Release date: 2024-03-04

This is a major release for ProxySQL 2.x series containing some enhancements and several bug fixes.

Compared to version 2.5.5 ProxySQL 2.6.0 introduces the following changes:

New features and enhancements

Major

• Added support for caching_sha2_password:
  • Deprecated variable admin-hash_passwords
  • Added new variable mysql-default_authentication_plugin
  • Extra details in several sections of the official documentation
• Added new feature mysql_servers_ssl_params #4458
  • Allows overriding the global SSL parameters in a per-host basis.
  • Introduces new configuration table mysql_servers_ssl_params.
• Completely new Web Interface via Web Interface Plugin:
  • The plugin targets 2.6.0 as it's initial target release.
  • Upcoming news and blogpost on ProxySQL website.
• Improved LDAP support, via LDAP Plugin:
  • Updated plugin version targets 2.6.0 as it's initial target release.
  • Upcoming news and blogpost on ProxySQL website.
• Upgrade multiple dependencies:
  • libmariadbclient from 3.1.9 to 3.3.8 #4407
  • OpenSSL from 3.1.4 to 3.2.1 #4360, #4371, #4447, #4448
  • SQLite3 from 3.42 to 3.43.2 #4363
  • curl from 7.87.0 to 8.4.0 #4359
  • libhttpserver from 0.9.75 to 0.9.77 #4362
• Added builds for CentOS 9 stream builds #4394
• Added support for warnings handling #4365
  • Allows for warning propagation from backend to client.
  • Adds support for SHOW WARNINGS command.
  • Introduces two new variables for control mysql-handle_warnings and mysql-query_cache_handle_warnings.
• Added support for hostgroup_attributes for AWS aurora autodiscovery #4279, via #4295
  • Allows to configure auto-discovered servers defaults via servers_defaults.
• Added support for Group Replication Autodiscovery for MySQL 8 #4208
  • Allows to configure auto-discovered servers defaults via servers_defaults.
• Added support for Bootstrap Mode for MySQL 8 Group Replication #4232
• Added new synchronization algorithm for mysql_servers for Cluster #4169

Minor

• Update several defaults #4339
  • monitor_history: from 600000 to 7200000 (from 10 minutes to 2 hours)
  • use_tcp_keepalive: from false to true
  • tcp_keepalive_time: from 0 to 120
  • set_parser_algorithm: from 1 to 2
• Added new column hostgroup_settings to mysql_hostgroup_attributes table #4374
• Added new prepared statement memory usage monitoring via: #4372
  • prepare_statement_metadata_memory: Bytes of metadata cache stored for prepared statements.
  • prepare_statement_backend_memory: Bytes used for prepared statements in backend connections.
• Remove trailing spaces and semicolons in SET (parsing resiliency) #4385
• Improve detection of viable_candidate server for MySQL 8 Group Replication #4208
• Added new configuration variable mysql-evaluate_replication_lag_on_servers_load #4450
• Allow values above 65536 for mysql-servers_capabilities #4424
• Improve shutdown consistency via fast shutdown for TERM signal handler #4425
• Add new PROXYSQL INTERNAL SESSION field MultiplexDisabled_ext #4430
• Improve handling of several STATUS commands from MySQL 8 CLI #4396
• Added new status variable mysql_listener_paused indicating if PROXYSQL PAUSE was executed #4428
• Added missing/incorrect LICENSE info in packages #4444

Deprecations

• Deprecation of multiple distributions:
  • Debian 8
  • Debian 9
  • Fedora 27
  • Fedora 28
  • Fedora 33
  • Fedora 34
  • Fedora 36
  • Fedora 37
  • Ubuntu 14
  • CentOS 6
• Deprecation of unused variable mysql-default_tx_isolation #4429

Bug Fixes

Major

• Fixed assert due to duplicated entries in monitor.mysql_server_galera_log #4351
• Fixed servers_defaults column not being synced by Cluster #4374
• Fixed Admin deadlock on concurrent connections #4416
• Fixed crash when frequently querying stats_mysql_query_digest* tables #4414
• Fixed AWS Aurora replicas not being shunned due to replication lag #4279
• Fixed AWS Aurora new writer not honoring new_reader_weight #4279
• Fixed invalid removal of servers when present in multiple AWS Aurora clusters #4279
• Fixed IP not being resolved after connection error in Cluster #4452

Minor

• Fixed interactions between checksum_% and %_diffs_before_sync variables #4381
  • Variables checksum_% were deprecated in 2.5.2 #4161
  • Unintentional checksum resets for Cluster also fixed for cluster_ldap_variables #4381
• Fixed memory leaks when querying stats_mysql_prepared_statements_info #4455
• Fixed heap use after free when setting auditlog_filename #4455
• Fixed memory leaks in ProxySQL HTTP Server #4455
• Fixed invalid handling of aliases when exceeding 250 characters #4403
• Fixed inclusion of servers in SHUNNED|SHUNNED_REPLICATION_LAG for checksums computation #4279

Hashes

SHA256s:

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