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sepgsql: Enforce db_procedure:{execute} permission.

Browse Source 
To do this, we add an additional object access hook type,
OAT_FUNCTION_EXECUTE.

KaiGai Kohei
This commit is contained in:
Robert Haas
2013-04-12 08:55:56 -04:00
parent d017bf41a3
commit f8a54e936b
16 changed files with 220 additions and 21 deletions
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26
contrib/sepgsql/proc.c
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@ -307,3 +307,29 @@ sepgsql_proc_setattr(Oid functionId)
systable_endscan(sscan);
heap_close(rel, AccessShareLock);
}
/*
* sepgsql_proc_execute
*
* It checks privileges to execute the supplied function
*/
void
sepgsql_proc_execute(Oid functionId)
{
ObjectAddress object;
char *audit_name;
/*
* check db_procedure:{execute} permission
*/
object.classId = ProcedureRelationId;
object.objectId = functionId;
object.objectSubId = 0;
audit_name = getObjectDescription(&object);
sepgsql_avc_check_perms(&object,
SEPG_CLASS_DB_PROCEDURE,
SEPG_DB_PROCEDURE__EXECUTE,
audit_name,
true);
pfree(audit_name);
}