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Task 499 'init_connect, init_slave options'
This commit is contained in:
gluh@gluh.mysql.r18.ru
2003-07-18 14:11:01 +05:00
parent 39e7db9f51
commit 333bddb33f
17 changed files with 319 additions and 10 deletions
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32
sql/slave.cc
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@ -2448,6 +2448,24 @@ err:
}
void init_slave_execute(THD *thd, sys_var_str *init_slave_var)
{
Vio* save_vio;
ulong save_client_capabilities;
thd->proc_info= "Execution of init_slave";
thd->query= init_slave_var->value;
thd->query_length= init_slave_var->value_length;
save_client_capabilities= thd->client_capabilities;
thd->client_capabilities|= CLIENT_MULTI_QUERIES;
save_vio= thd->net.vio;
thd->net.vio= 0;
dispatch_command(COM_QUERY, thd, thd->query, thd->query_length+1);
thd->client_capabilities= save_client_capabilities;
thd->net.vio= save_vio;
}
/* Slave SQL Thread entry point */
extern "C" pthread_handler_decl(handle_slave_sql,arg)
@ -2530,6 +2548,20 @@ log '%s' at position %s, relay log '%s' position: %s", RPL_LOG_NAME,
llstr(rli->group_master_log_pos,llbuff),rli->group_relay_log_name,
llstr(rli->group_relay_log_pos,llbuff1));
/* execute init_slave variable */
if (sys_init_slave.value)
{
rw_wrlock(&LOCK_sys_init_slave);
init_slave_execute(thd, &sys_init_slave);
rw_unlock(&LOCK_sys_init_slave);
if (thd->query_error)
{
sql_print_error("\
Slave SQL thread aborted. Can't execute init_slave query");
goto err;
}
}
/* Read queries from the IO/THREAD until this thread is killed */
while (!sql_slave_killed(thd,rli))