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extend check_global_access() to avoid my_error when it's not needed

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(in INFORMATION_SCHEMA).
This commit is contained in:
Sergei Golubchik 2013-03-19 15:25:58 +01:00
parent db65e4f537
commit e73f13a707
6 changed files with 37 additions and 37 deletions
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2
sql/innodb_priv.h
View File

@ -25,7 +25,7 @@ class THD;
int get_quote_char_for_identifier(THD *thd, const char *name, uint length);
bool schema_table_store_record(THD *thd, TABLE *table);
void localtime_to_TIME(MYSQL_TIME *to, struct tm *from);
bool check_global_access(THD *thd, ulong want_access);
bool check_global_access(THD *thd, ulong want_access, bool no_errors=false);
uint strconvert(CHARSET_INFO *from_cs, const char *from,
CHARSET_INFO *to_cs, char *to, uint to_length,
uint *errors);

13
sql/sql_parse.cc
View File

@ -1630,7 +1630,7 @@ int prepare_schema_table(THD *thd, LEX *lex, Table_ident *table_ident,
break;
case SCH_USER_STATS:
case SCH_CLIENT_STATS:
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL))
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL, true))
DBUG_RETURN(1);
case SCH_TABLE_STATS:
case SCH_INDEX_STATS:
@ -1805,7 +1805,7 @@ bool sp_process_definer(THD *thd)
if ((strcmp(lex->definer->user.str, thd->security_ctx->priv_user) ||
my_strcasecmp(system_charset_info, lex->definer->host.str,
thd->security_ctx->priv_host)) &&
check_global_access(thd, SUPER_ACL))
check_global_access(thd, SUPER_ACL, true))
{
my_error(ER_SPECIFIC_ACCESS_DENIED_ERROR, MYF(0), "SUPER");
DBUG_RETURN(TRUE);
@ -5316,14 +5316,17 @@ bool check_some_access(THD *thd, ulong want_access, TABLE_LIST *table)
1 Access denied. In this case an error is sent to the client
*/
bool check_global_access(THD *thd, ulong want_access)
bool check_global_access(THD *thd, ulong want_access, bool no_errors)
{
#ifndef NO_EMBEDDED_ACCESS_CHECKS
char command[128];
if ((thd->security_ctx->master_access & want_access))
return 0;
get_privilege_desc(command, sizeof(command), want_access);
my_error(ER_SPECIFIC_ACCESS_DENIED_ERROR, MYF(0), command);
if (!no_errors)
{
get_privilege_desc(command, sizeof(command), want_access);
my_error(ER_SPECIFIC_ACCESS_DENIED_ERROR, MYF(0), command);
}
status_var_increment(thd->status_var.access_denied_errors);
return 1;
#else

2
sql/sql_parse.h
View File

@ -196,7 +196,7 @@ check_table_access(THD *thd, ulong requirements,TABLE_LIST *tables,
/* These were under the INNODB_COMPATIBILITY_HOOKS */
bool check_global_access(THD *thd, ulong want_access);
bool check_global_access(THD *thd, ulong want_access, bool no_errors= false);
inline bool is_supported_parser_charset(CHARSET_INFO *cs)
{

8
sql/sql_show.cc
View File

@ -2920,8 +2920,8 @@ int fill_schema_user_stats(THD* thd, TABLE_LIST* tables, COND* cond)
int result;
DBUG_ENTER("fill_schema_user_stats");
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL))
DBUG_RETURN(1);
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL, true))
DBUG_RETURN(0);
/*
Iterates through all the global stats and sends them to the client.
@ -2955,8 +2955,8 @@ int fill_schema_client_stats(THD* thd, TABLE_LIST* tables, COND* cond)
int result;
DBUG_ENTER("fill_schema_client_stats");
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL))
DBUG_RETURN(1);
if (check_global_access(thd, SUPER_ACL | PROCESS_ACL, true))
DBUG_RETURN(0);
/*
Iterates through all the global stats and sends them to the client.

3
sql/sql_trigger.cc
View File

@ -701,10 +701,7 @@ bool Table_triggers_list::create_trigger(THD *thd, TABLE_LIST *tables,
thd->security_ctx->priv_host)))
{
if (check_global_access(thd, SUPER_ACL))
{
my_error(ER_SPECIFIC_ACCESS_DENIED_ERROR, MYF(0), "SUPER");
return TRUE;
}
}
/*

46
storage/xtradb/handler/i_s.cc
View File

@ -1210,7 +1210,7 @@ trx_i_s_common_fill_table(
DBUG_ENTER("trx_i_s_common_fill_table");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -1370,7 +1370,7 @@ i_s_cmp_fill_low(
DBUG_ENTER("i_s_cmp_fill_low");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -1642,7 +1642,7 @@ i_s_cmpmem_fill_low(
DBUG_ENTER("i_s_cmpmem_fill_low");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -2275,7 +2275,7 @@ i_s_innodb_buffer_stats_fill_table(
DBUG_ENTER("i_s_innodb_buffer_fill_general");
/* Only allow the PROCESS privilege holder to access the stats */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -2968,7 +2968,7 @@ i_s_innodb_buffer_page_fill_table(
DBUG_ENTER("i_s_innodb_buffer_page_fill_table");
/* deny access to user without PROCESS privilege */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -3513,7 +3513,7 @@ i_s_innodb_buf_page_lru_fill_table(
DBUG_ENTER("i_s_innodb_buf_page_lru_fill_table");
/* deny access to any users that do not hold PROCESS_ACL */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -3747,7 +3747,7 @@ i_s_sys_tables_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -4050,7 +4050,7 @@ i_s_sys_tables_fill_table_stats(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -4294,7 +4294,7 @@ i_s_sys_indexes_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -4531,7 +4531,7 @@ i_s_sys_columns_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -4733,7 +4733,7 @@ i_s_sys_fields_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -4962,7 +4962,7 @@ i_s_sys_foreign_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -5173,7 +5173,7 @@ i_s_sys_foreign_cols_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -5388,7 +5388,7 @@ i_s_sys_stats_fill_table(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -5574,7 +5574,7 @@ i_s_innodb_rseg_fill(
DBUG_ENTER("i_s_innodb_rseg_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -5798,7 +5798,7 @@ i_s_innodb_table_stats_fill(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -5863,7 +5863,7 @@ i_s_innodb_index_stats_fill(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -6055,7 +6055,7 @@ i_s_innodb_admin_command_fill(
RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -6432,7 +6432,7 @@ i_s_innodb_buffer_pool_pages_fill(
DBUG_ENTER("i_s_innodb_buffer_pool_pages_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -6537,7 +6537,7 @@ i_s_innodb_buffer_pool_pages_index_fill(
DBUG_ENTER("i_s_innodb_buffer_pool_pages_index_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -6606,7 +6606,7 @@ i_s_innodb_buffer_pool_pages_blob_fill(
DBUG_ENTER("i_s_innodb_buffer_pool_pages_blob_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -7010,7 +7010,7 @@ i_s_innodb_undo_logs_fill(
DBUG_ENTER("i_s_innodb_undo_logs_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}
@ -7336,7 +7336,7 @@ i_s_innodb_changed_pages_fill(
DBUG_ENTER("i_s_innodb_changed_pages_fill");
/* deny access to non-superusers */
if (check_global_access(thd, PROCESS_ACL)) {
if (check_global_access(thd, PROCESS_ACL, true)) {
DBUG_RETURN(0);
}