diff options
Diffstat (limited to 'sql/sql_repl.cc')
| -rw-r--r-- | sql/sql_repl.cc | 123 |
1 files changed, 103 insertions, 20 deletions
diff --git a/sql/sql_repl.cc b/sql/sql_repl.cc index eac7a50417a..646bfdaefe8 100644 --- a/sql/sql_repl.cc +++ b/sql/sql_repl.cc @@ -257,6 +257,17 @@ bool purge_error_message(THD* thd, int res) } +/** + Execute a PURGE BINARY LOGS TO <log> command. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @param to_log Name of the last log to purge. + + @retval FALSE success + @retval TRUE failure +*/ bool purge_master_logs(THD* thd, const char* to_log) { char search_file_name[FN_REFLEN]; @@ -273,6 +284,17 @@ bool purge_master_logs(THD* thd, const char* to_log) } +/** + Execute a PURGE BINARY LOGS BEFORE <date> command. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @param purge_time Date before which logs should be purged. + + @retval FALSE success + @retval TRUE failure +*/ bool purge_master_logs_before_date(THD* thd, time_t purge_time) { if (!mysql_bin_log.is_open()) @@ -765,6 +787,20 @@ err: DBUG_VOID_RETURN; } + +/** + Execute a START SLAVE statement. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @param mi Pointer to Master_info object for the slave's IO thread. + + @param net_report If true, saves the exit status into thd->main_da. + + @retval 0 success + @retval 1 error +*/ int start_slave(THD* thd , Master_info* mi, bool net_report) { int slave_errno= 0; @@ -890,6 +926,19 @@ int start_slave(THD* thd , Master_info* mi, bool net_report) } +/** + Execute a STOP SLAVE statement. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @param mi Pointer to Master_info object for the slave's IO thread. + + @param net_report If true, saves the exit status into thd->main_da. + + @retval 0 success + @retval 1 error +*/ int stop_slave(THD* thd, Master_info* mi, bool net_report ) { DBUG_ENTER("stop_slave"); @@ -942,20 +991,17 @@ int stop_slave(THD* thd, Master_info* mi, bool net_report ) } -/* - Remove all relay logs and start replication from the start - - SYNOPSIS - reset_slave() - thd Thread handler - mi Master info for the slave +/** + Execute a RESET SLAVE statement. - RETURN - 0 ok - 1 error -*/ + @param thd Pointer to THD object of the client thread executing the + statement. + @param mi Pointer to Master_info object for the slave. + @retval 0 success + @retval 1 error +*/ int reset_slave(THD *thd, Master_info* mi) { MY_STAT stat_area; @@ -1070,6 +1116,18 @@ void kill_zombie_dump_threads(uint32 slave_server_id) } +/** + Execute a CHANGE MASTER statement. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @param mi Pointer to Master_info object belonging to the slave's IO + thread. + + @retval FALSE success + @retval TRUE error +*/ bool change_master(THD* thd, Master_info* mi) { int thread_mask; @@ -1283,6 +1341,16 @@ bool change_master(THD* thd, Master_info* mi) DBUG_RETURN(FALSE); } + +/** + Execute a RESET MASTER statement. + + @param thd Pointer to THD object of the client thread executing the + statement. + + @retval 0 success + @retval 1 error +*/ int reset_master(THD* thd) { if (!mysql_bin_log.is_open()) @@ -1312,6 +1380,15 @@ int cmp_master_pos(const char* log_file_name1, ulonglong log_pos1, } +/** + Execute a SHOW BINLOG EVENTS statement. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @retval FALSE success + @retval TRUE failure +*/ bool mysql_show_binlog_events(THD* thd) { Protocol *protocol= thd->protocol; @@ -1462,6 +1539,15 @@ err: } +/** + Execute a SHOW MASTER STATUS statement. + + @param thd Pointer to THD object for the client thread executing the + statement. + + @retval FALSE success + @retval TRUE failure +*/ bool show_binlog_info(THD* thd) { Protocol *protocol= thd->protocol; @@ -1495,18 +1581,15 @@ bool show_binlog_info(THD* thd) } -/* - Send a list of all binary logs to client +/** + Execute a SHOW BINARY LOGS statement. - SYNOPSIS - show_binlogs() - thd Thread specific variable + @param thd Pointer to THD object for the client thread executing the + statement. - RETURN VALUES - FALSE OK - TRUE error + @retval FALSE success + @retval TRUE failure */ - bool show_binlogs(THD* thd) { IO_CACHE *index_file; |