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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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7
sql/sql_class.h
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@ -2344,9 +2344,8 @@ public:
Protected with LOCK_thd_data mutex.
*/
void set_query(char *query_arg, uint32 query_length_arg);
void set_current_user_used() { current_user_used= TRUE; }
bool is_current_user_used() { return current_user_used; }
void clean_current_user_used() { current_user_used= FALSE; }
void binlog_invoker() { m_binlog_invoker= TRUE; }
bool need_binlog_invoker() { return m_binlog_invoker; }
void get_definer(LEX_USER *definer);
void set_invoker(const LEX_STRING *user, const LEX_STRING *host)
{
@ -2384,7 +2383,7 @@ private:
Current user will be binlogged into Query_log_event if current_user_used
is TRUE; It will be stored into invoker_host and invoker_user by SQL thread.
*/
bool current_user_used;
bool m_binlog_invoker;
/**
It points to the invoker in the Query_log_event.