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SCRUM: 'Replication: PURGE LOGS with date' task

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Added:

PURGE [MASTER] LOGS BEFORE date/date_expression
expire-logs-days option
  With this option old files are deleted when
      - mysqld is started
      - log is rotated
      - someone does FLUSH LOGS
This commit is contained in:
gluh@gluh.mysql.r18.ru
2003-02-16 20:39:12 +04:00
parent d14db3961d
commit 2022b7b68f
10 changed files with 164 additions and 17 deletions
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16
sql/mysqld.cc
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@ -392,6 +392,7 @@ ulong max_connections,max_insert_delayed_threads,max_used_connections,
max_connect_errors, max_user_connections = 0;
ulong thread_id=1L,current_pid;
ulong slow_launch_threads = 0;
ulong expire_logs_days = ~0L;
char mysql_real_data_home[FN_REFLEN],
language[LIBLEN],reg_ext[FN_EXTLEN],
@ -2158,6 +2159,12 @@ The server will not act as a slave.");
open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin",
opt_binlog_index_name,LOG_BIN);
using_update_log=1;
if (~expire_logs_days)
{
long purge_time= time(0) - expire_logs_days*24*60*60;
if (purge_time >= 0)
mysql_bin_log.purge_logs_before_date(current_thd, purge_time);
}
}
@ -3216,7 +3223,8 @@ enum options {
OPT_BDB_MAX_LOCK,
OPT_ENABLE_SHARED_MEMORY,
OPT_SHARED_MEMORY_BASE_NAME,
OPT_OLD_PASSWORDS
OPT_OLD_PASSWORDS,
OPT_EXPIRE_LOGS_DAYS
};
@ -4019,6 +4027,11 @@ struct my_option my_long_options[] =
(gptr*) &global_system_variables.net_wait_timeout,
(gptr*) &max_system_variables.net_wait_timeout, 0, GET_ULONG,
REQUIRED_ARG, NET_WAIT_TIMEOUT, 1, LONG_TIMEOUT, 0, 1, 0},
{"expire_logs_days", OPT_EXPIRE_LOGS_DAYS,
"Logs will be rotated after expire-log-days days. ",
(gptr*) &expire_logs_days,
(gptr*) &expire_logs_days, 0, GET_ULONG,
REQUIRED_ARG, ~0L, 0, 99, 0, 1, 0},
{0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
};
@ -4064,6 +4077,7 @@ struct show_var_st status_vars[]= {
{"Com_lock_tables", (char*) (com_stat+(uint) SQLCOM_LOCK_TABLES),SHOW_LONG},
{"Com_optimize", (char*) (com_stat+(uint) SQLCOM_OPTIMIZE),SHOW_LONG},
{"Com_purge", (char*) (com_stat+(uint) SQLCOM_PURGE),SHOW_LONG},
{"Com_purge_before_date", (char*) (com_stat+(uint) SQLCOM_PURGE_BEFORE),SHOW_LONG},
{"Com_rename_table", (char*) (com_stat+(uint) SQLCOM_RENAME_TABLE),SHOW_LONG},
{"Com_repair", (char*) (com_stat+(uint) SQLCOM_REPAIR),SHOW_LONG},
{"Com_replace", (char*) (com_stat+(uint) SQLCOM_REPLACE),SHOW_LONG},