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MDEV-18328: Make DISKS plugin check some privilege to access information_schema.DISKS table

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Check FILE privelege.
This commit is contained in:
Oleksandr Byelkin
2019-06-08 17:36:52 +02:00
parent 65e0c9b91b
commit d1fa6ba845
3 changed files with 47 additions and 3 deletions
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10
plugin/disks/information_schema_disks.cc
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@ -19,6 +19,7 @@
#include <mntent.h>
#include <sql_class.h>
#include <table.h>
#include <sql_acl.h> /* check_global_access() */
bool schema_table_store_record(THD *thd, TABLE *table);
@ -83,6 +84,9 @@ int disks_fill_table(THD* pThd, TABLE_LIST* pTables, Item* pCond)
int rv = 1;
TABLE* pTable = pTables->table;
if (check_global_access(pThd, FILE_ACL, true))
return 0;
FILE* pFile = setmntent("/etc/mtab", "r");
if (pFile)
@ -144,11 +148,11 @@ maria_declare_plugin(disks)
PLUGIN_LICENSE_GPL, /* license type */
disks_table_init, /* init function */
NULL, /* deinit function */
0x0100, /* version = 1.0 */
0x0101, /* version = 1.1 */
NULL, /* no status variables */
NULL, /* no system variables */
"1.0", /* String version representation */
MariaDB_PLUGIN_MATURITY_BETA /* Maturity (see include/mysql/plugin.h)*/
"1.1", /* String version representation */
MariaDB_PLUGIN_MATURITY_STABLE /* Maturity (see include/mysql/plugin.h)*/
}
mysql_declare_plugin_end;