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Bug#27606 GRANT statement should be replicated with DEFINER information

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"Grantor" columns' data is lost when replicating mysql.tables_priv.
Slave SQL thread used its default user ''@'' as the grantor of GRANT|REVOKE
statements executing on it.

In this patch, current user is put in query log event for all GRANT and REVOKE
statement, SQL thread uses the user in query log event as grantor.
This commit is contained in:
2010-10-23 20:55:44 +08:00
parent aa235b1b15
commit 180e74bd49
6 changed files with 58 additions and 8 deletions
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6
sql/sql_class.cc
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@@ -738,7 +738,7 @@ THD::THD()
thr_lock_owner_init(&main_lock_id, &lock_info);
m_internal_handler= NULL;
current_user_used= FALSE;
m_binlog_invoker= FALSE;
memset(&invoker_user, 0, sizeof(invoker_user));
memset(&invoker_host, 0, sizeof(invoker_host));
}
@@ -1247,7 +1247,7 @@ void THD::cleanup_after_query()
where= THD::DEFAULT_WHERE;
/* reset table map for multi-table update */
table_map_for_update= 0;
clean_current_user_used();
m_binlog_invoker= FALSE;
}
@@ -3281,7 +3281,7 @@ void THD::set_query(char *query_arg, uint32 query_length_arg)
void THD::get_definer(LEX_USER *definer)
{
set_current_user_used();
binlog_invoker();
#if !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION)
if (slave_thread && has_invoker())
{