@@ -51,6 +51,10 @@ const (
5151 MaxLogFileSize = 4096 // MB
5252 // MaxTxnEntrySize is the max value of TxnEntrySizeLimit.
5353 MaxTxnEntrySizeLimit = 120 * 1024 * 1024 // 120MB
54+ // MaxPluginAuditLogBufferSize is the max buffer size for plugin audit log.
55+ MaxPluginAuditLogBufferSize = 100 * 1024 * 1024
56+ // MaxPluginAuditLogFlushInterval is the max time interval to flush plugin audit log.
57+ MaxPluginAuditLogFlushInterval = 3600
5458 // DefTxnEntrySizeLimit is the default value of TxnEntrySizeLimit.
5559 DefTxnEntrySizeLimit = 6 * 1024 * 1024
5660 // DefTxnTotalSizeLimit is the default value of TxnTxnTotalSizeLimit.
@@ -94,6 +98,10 @@ const (
9498 DefMemoryUsageAlarmRatio = 0.8
9599 // DefTempDir is the default temporary directory path for TiDB.
96100 DefTempDir = "/tmp/tidb"
101+ // DefPluginAuditLogBufferSize is the default buffer size for plugin audit log.
102+ DefPluginAuditLogBufferSize = 0
103+ // DefPluginAuditLogFlushInterval is the default time interval to flush plugin audit log.
104+ DefPluginAuditLogFlushInterval = 30
97105 // DefAuthTokenRefreshInterval is the default time interval to refresh tidb auth token.
98106 DefAuthTokenRefreshInterval = time .Hour
99107 // EnvVarKeyspaceName is the system env name for keyspace name.
@@ -562,6 +570,10 @@ type Instance struct {
562570 EnableCollectExecutionInfo AtomicBool `toml:"tidb_enable_collect_execution_info" json:"tidb_enable_collect_execution_info"`
563571 PluginDir string `toml:"plugin_dir" json:"plugin_dir"`
564572 PluginLoad string `toml:"plugin_load" json:"plugin_load"`
573+ // PluginAuditLogBufferSize is the buffer size (in bytes) of plugin audit log, default is 0(buffer disabled)
574+ PluginAuditLogBufferSize int `toml:"plugin_audit_log_buffer_size" json:"plugin_audit_log_buffer_size"`
575+ // PluginAuditLogFlushInterval is the flush interval (in seconds) of plugin audit log, it works only when PluginAuditLogBufferSize is greater than 0.
576+ PluginAuditLogFlushInterval int `toml:"plugin_audit_log_flush_interval" json:"plugin_audit_log_flush_interval"`
565577 // MaxConnections is the maximum permitted number of simultaneous client connections.
566578 MaxConnections uint32 `toml:"max_connections" json:"max_connections"`
567579 TiDBEnableDDL AtomicBool `toml:"tidb_enable_ddl" json:"tidb_enable_ddl"`
@@ -1005,6 +1017,8 @@ var defaultConf = Config{
10051017 EnableCollectExecutionInfo : * NewAtomicBool (true ),
10061018 PluginDir : "/data/deploy/plugin" ,
10071019 PluginLoad : "" ,
1020+ PluginAuditLogBufferSize : 0 ,
1021+ PluginAuditLogFlushInterval : 30 ,
10081022 MaxConnections : 0 ,
10091023 TiDBEnableDDL : * NewAtomicBool (true ),
10101024 TiDBEnableStatsOwner : * NewAtomicBool (true ),
@@ -1388,7 +1402,12 @@ func (c *Config) Valid() error {
13881402 if c .TableColumnCountLimit < DefTableColumnCountLimit || c .TableColumnCountLimit > DefMaxOfTableColumnCountLimit {
13891403 return fmt .Errorf ("table-column-limit should be [%d, %d]" , DefIndexLimit , DefMaxOfTableColumnCountLimit )
13901404 }
1391-
1405+ if c .Instance .PluginAuditLogBufferSize < 0 || c .Instance .PluginAuditLogBufferSize > MaxPluginAuditLogBufferSize {
1406+ return fmt .Errorf ("plugin-audit-log-buffer-size should be [%d, %d]" , 0 , MaxPluginAuditLogBufferSize )
1407+ }
1408+ if c .Instance .PluginAuditLogFlushInterval <= 0 || c .Instance .PluginAuditLogFlushInterval > MaxPluginAuditLogFlushInterval {
1409+ return fmt .Errorf ("plugin-audit-log-flush-interval should be [%d, %d]" , 1 , MaxPluginAuditLogFlushInterval )
1410+ }
13921411 // txn-local-latches
13931412 if err := c .TxnLocalLatches .Valid (); err != nil {
13941413 return err
0 commit comments