[tarantool-patches] Re: [PATCH v2 2/9] box: fix _trigger and _ck_constraint access check
Vladislav Shpilevoy
v.shpilevoy at tarantool.org
Fri Mar 22 12:29:00 MSK 2019
I do not see fixes for the comments below.
On 11/03/2019 22:29, n.pettik wrote:
>
>> src/box/alter.cc | 17 +++++++++++++++++
>> 1 file changed, 17 insertions(+)
>>
>> diff --git a/src/box/alter.cc b/src/box/alter.cc
>> index 0589c9678..ab3dd2e22 100644
>> --- a/src/box/alter.cc
>> +++ b/src/box/alter.cc
>> @@ -3521,6 +3521,11 @@ on_replace_dd_trigger(struct trigger * /* trigger */, void *event)
>> uint32_t space_id =
>> tuple_field_u32_xc(old_tuple,
>> BOX_TRIGGER_FIELD_SPACE_ID);
>> + struct space *space = space_by_id(space_id);
>> + assert(space != NULL);
>> + access_check_ddl(space->def->name, space->def->id,
>> + space->def->uid, SC_SPACE, PRIV_A);
>
> Why did you check only alter privilege? On drop we should check
> drop privilege, on alter - alter privilege and on creation - creation
> privilege.
>
> This particular branch processes drop case, so we should use PRIV_D.
>
>> +
>> char *trigger_name =
>> (char *)region_alloc_xc(&fiber()->gc,
>> trigger_name_len + 1);
>> @@ -3574,6 +3579,10 @@ on_replace_dd_trigger(struct trigger * /* trigger */, void *event)
>> "trigger space_id does not match the value "
>> "resolved on AST building from SQL");
>> }
>> + struct space *space = space_by_id(space_id);
>> + assert(space != NULL);
>> + access_check_ddl(space->def->name, space->def->id,
>> + space->def->uid, SC_SPACE, PRIV_A);
>
> And PRIV_C depending on situation.
>
> The same for _fk_constraint space.
>
>> @@ -4018,6 +4031,10 @@ on_replace_dd_fk_constraint(struct trigger * /* trigger*/, void *event)
>> space_cache_find_xc(fk_def->child_id);
>> struct space *parent_space =
>> space_cache_find_xc(fk_def->parent_id);
>> + access_check_ddl(child_space->def->name, child_space->def->id,
>> + child_space->def->uid, SC_SPACE, PRIV_A);
>> + access_check_ddl(parent_space->def->name, parent_space->def->id,
>> + parent_space->def->uid, SC_SPACE, PRIV_A);
>> struct fkey *old_fkey =
>> fkey_grab_by_name(&child_space->child_fkey,
>> fk_def->name);
>
> Please, add tests on these cases.
>
>
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