[Samba] Extended attributes not working on mac

[Martin Steiner / 3MF GmbH]

Do you have a reference to the bug? The problem is that accessing the extended attributes
always result in the non existent dotbar files (which are deleted automatically if i use the
example configuration from the samba homepage).

Martin

> Am 01.06.2020 um 15:55 schrieb Perttu Aaltonen via samba <samba at lists.samba.org>:
> 
> I’m not sure if this is related, but there was a regression a while back in handling resource forks in folder icons. It was supposed to be fixed in 4.10.13 but I don’t think it quite works yet and I haven’t had the time to test it further yet.
> 
> -Perttu
> 
>> On 30 May 2020, at 21.00, Martin Steiner / 3MF GmbH via samba <samba at lists.samba.org> wrote:
>> 
>> I changed the configuration and raised the log level, in my opion samba tries to access the non existent double files.
>> Samba is now probably writing the data in a netatalk compliant way in the extended attributes of the file but is not reading it.
>> 
>> new configuration:
>> 
>> [Global]
>> min protocol = SMB2
>> vfs objects = catia fruit streams_xattr
>> fruit:metadata = stream
>> fruit:resource = stream
>> fruit:encoding = native
>> fruit:model = MacSamba
>> fruit:posix_rename = yes
>> fruit:veto_appledouble = no
>> fruit:wipe_intentionally_left_blank_rfork = yes
>> fruit:delete_empty_adfiles = yes
>> streams_xattr:prefix = 
>> streams_xattr:store_stream_type = no
>> dos charset = CP932
>> log level = 3 vfs:5
>> 
>> [Buchhaltung]
>> vfs objects = catia fruit streams_xattr
>> path = /home/buchhaltung
>> read only = No
>> valid users = martin
>> fruit:resource = stream
>> fruit:metadata = stream
>> fruit:encoding = native
>> streams_xattr:prefix = 
>> streams_xattr:store_stream_type = no
>> 
>> ------------------------------------------
>> 
>> Xattr binary is not working, so i used attr:
>> 
>> attr -g "com.apple.metadata:_kMDItemUserTags" test.numbers
>> Attribute "com.apple.metadata:_kMDItemUserTags" had a 54 byte value for test.numbers:
>> bplist00�XOrange
>> 7
>> 
>> ------------------------------------------
>> 
>> xattr on my mac tells nothing, but when i try i get the following error in the samba log on the ubuntu server:
>> 
>> [2020/05/30 19:54:27.887673,  3] ../../source3/smbd/smb2_server.c:3264(smbd_smb2_request_error_ex)
>> smbd_smb2_request_error_ex: smbd_smb2_request_error_ex: idx[5] status[NT_STATUS_NO_SUCH_FILE] || at ../../source3/smbd/smb2_query_directory.c:159
>> 
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