[Samba] R­­e: R­e: D­­C2 d­enie­s a­c­­cess­­ whe­­­n sa­­vin­g

[Min Wai Chan]

Hi Rowland,

You are correct...

Let us ask Louis...

Dear Louis,

Can help us on this?

Thank you

On Mon, Nov 3, 2014 at 12:54 AM, Rowland Penny <rowlandpenny at googlemail.com>
wrote:

> On 02/11/14 16:00, Rowland Penny wrote:
>
>> On 02/11/14 15:29, ?icro MEGAS wrote:
>>
>>> Indeed, it deleted these two mentioned directories, it also tried to
>>> delete the directory
>>> {5F5181D6-325D-4566-8B2E-0292E9F4995B} but it wasn't able to do so.
>>>
>>> I played around a bit and actually in my opinion rsync+unison is *not*
>>> behaving correctly as one would expect. For example: I am creating a new
>>> file or directory on dc2:/var/lib/samba/sysvol/mydom.example.com called
>>> "test"
>>>
>>> After I run the rsync+unison command on DC1, this file or directory
>>> called "test" gets deleted on DC2. That's not what I would expect. What I
>>> expected is that this file/directory would be copied from DC2 to DC1. The
>>> setup works only in one direction at the moment, that mean when I create
>>> something on DC1 it is successfully synced to DC2 but _not vice-versa_ :(
>>>
>>> So in my opinion there is a misconfigured rsync+unison. How do we set
>>> this thing up so both directions work?
>>>
>>> Mirco
>>>
>> You would seem to be correct, I rsync'd /var/lib/samba/sysvol to
>> /var/test/samba and I have been testing with the later dir. I run the line
>> from the script (modified for change of path) and my test sysvol was
>> replicated to the second DC, so far so good.
>>
>> root at dc02:~# cd /var/test/samba//sysvol/example.com
>> root at dc02:/var/test/samba/sysvol/example.com# ls -la
>> total 32
>> drwxrwx---+ 4 root 3000000 4096 Aug 12 10:41 .
>> drwxrwx---+ 3 root 3000000 4096 Aug 12 10:40 ..
>> drwxrwx---+ 4 root 3000000 4096 Aug 12 10:41 Policies
>> drwxrwx---+ 2 root 3000000 4096 Aug 12 10:40 scripts
>>
>> I then created a new directory on the second DC dc02
>>
>> root at dc02:/var/test/samba/sysvol/example.com# mkdir Test
>> root at dc02:/var/test/samba/sysvol/example.com# chown root:3000000 Test
>>
>> root at dc02:/var/test/samba/sysvol/example.com# ls -la
>> total 40
>> drwxrwx---+ 5 root 3000000 4096 Nov  2 15:38 .
>> drwxrwx---+ 3 root 3000000 4096 Aug 12 10:40 ..
>> drwxrwx---+ 4 root 3000000 4096 Aug 12 10:41 Policies
>> drwxrwx---+ 2 root 3000000 4096 Aug 12 10:40 scripts
>> drwxrwx---+ 2 root 3000000 4096 Nov  2 15:38 Test
>>
>> I then ran the line from the script again on dc01
>>
>> root at dc01:~# rsync -XAavz --delete-after -f"+ */" -f"- *"
>> /var/test/samba/sysvol root at DC02:/var/test/samba && /usr/bin/unison
>> building file list ... done
>> sysvol/example.com/
>> deleting sysvol/example.com/Test/
>>
>> sent 973 bytes  received 15 bytes  658.67 bytes/sec
>> total size is 0  speedup is 0.00
>> Contacting server...
>> Connected [//dc01//var/test/samba -> //dc02//var/test/samba]
>> Looking for changes
>>   Waiting for changes from server
>> Reconciling changes
>> Nothing to do: replicas have not changed since last sync.
>>
>> If I now check if the new directory is still there:
>>
>> root at dc02:/var/test/samba/sysvol/example.com# ls -la
>> total 32
>> drwxrwx---+ 4 root 3000000 4096 Aug 12 10:41 .
>> drwxrwx---+ 3 root 3000000 4096 Aug 12 10:40 ..
>> drwxrwx---+ 4 root 3000000 4096 Aug 12 10:41 Policies
>> drwxrwx---+ 2 root 3000000 4096 Aug 12 10:40 scripts
>>
>> It has been removed and I think I understand why, rsync is removing it:
>>
>> building file list ... done
>> sysvol/example.com/
>> deleting sysvol/example.com/Test/
>>
>> So how do we stop rsync removing anything that is not on the first DC ????
>>
>> Rowland
>>
>>  OK, got past that problem, remove '--delete-after' from the rsync
> command. Now for the next problem, the test dir is not deleted on the
> second DC, but when unison syncs it to the first DC, it is set as belonging
> to 'root:root' even though it belongs to 'root:3000000' on the second DC.
>
>
> Rowland
>
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