[Samba] Setting FS Quota against SAMBA share from windows2k12

[Partha Sarathi]

Resending it..  Looks like it bounced on the first time.

On Fri, Mar 25, 2016 at 12:00 PM, Partha Sarathi <partha at exablox.com> wrote:

> Hi Folks,
>
> I tried to set quota(soft limit and hard limit) on a share from
> Windows2k12R2 and I  noticed "NT_STATUS_INVALID_PARAMETER" error for the
> SMB2 setinfo request. Attached the packet capture for your reference.
>
> SAMBA version 4.3.4
>
> The below is the corresponding debug log
>
> [2016/03/25 10:38:21.333815, 10, pid=17987, effective(0, 110000513),
> real(0, 0)] ../source3/smbd/smb2_setinfo.c:379(smbd_smb2_setinfo_send)
>   smbd_smb2_setinfo_send: $Extend/$Quota:$Q:$INDEX_ALLOCATION - fnum
> 2762575723
> [2016/03/25 10:38:21.333824, 10, pid=17987, effective(0, 110000513),
> real(0, 0)] ../source3/smbd/smb2_server.c:2789(smbd_smb2_request_error_ex)
>   smbd_smb2_request_error_ex: idx[1] status[NT_STATUS_INVALID_PARAMETER]
> || at ../source3/smbd/smb2_setinfo.c:132
> [2016/03/25 10:38:21.333831, 10, pid=17987, effective(0, 110000513),
> real(0, 0)] ../source3/smbd/smb2_server.c:2680(smbd_smb2_request_done_ex)
>   smbd_smb2_request_done_ex: idx[1] status[NT_STATUS_INVALID_PARAMETER]
> body[8] dyn[yes:1] at ../source3/smbd/smb2_server.c:2837
>
>
> When I looked at the code the
>
> The* smbd_smb2_setinfo_send()* is handling only the below two info types
> and its not handling *SMB2_0_INFO_FILESYSTEM*.
>
>         case 0x01:/* SMB2_SETINFO_FILE */
>
> case 0x03:/* SMB2_SETINFO_SECURITY */
>
>
> From the MS-SMB2 spec it looks like there is a specific info type for
> handling the FILESYSTEM requests as below and in samba this info type is
> not considered . Is it a known issue or  I am missing anything ?
>
> *3.3.5.21.2 Handling SMB2_0_INFO_FILESYSTEM *
>
> The information classes that are supported for setting underlying object
> store information are listed in section 2.2.39. Documentation for these
> is provided [MS-FSCC] section 2.5. Requests for information classes not
> listed in section 2.2.39 but documented in section 2.5 of [MS-FSCC] for
> Uses of "Set" or "LOCAL" MUST be failed with STATUS_NOT_SUPPORTED. Requests
> for information classes not documented in section 2.5 of [MS-FSCC] or
> documented in section 2.5 of [MS-FSCC] for Uses of only "Query" MUST be
> failed with STATUS_INVALID_INFO_CLASS.
>
> If the object store supports security and the information class is
> FileFsControlInformation or FileFsObjectIdInformation and Open.GrantedAccess
> does not include FILE_WRITE_DATA, the server MUST fail the request with
> STATUS_ACCESS_DENIED.
>
> The server MUST apply the information requested to the underlying object
> store.<359> If the underlying object store returns an error, the server
> MUST fail the request with the error code received. Otherwise, the server
> MUST initialize an SMB2 SET_INFO Response following the syntax given in
> section 2.2.40. The response MUST then be sent to the client.
>
> --Partha
>
>