samba rename bug - solution?

[Craig White]

On Thu, 2009-03-19 at 08:56 -0700, Eric Shubert wrote:
> Craig White wrote:
> > On Sat, 2009-03-07 at 22:18 -0700, Eric Shubert wrote:
> > 
> >>> I gather that the problem is simply the tool you are using to manipulate
> >>> the file since explorer is capable of renaming the readonly file albeit,
> >>> with warning.  I suspect that the rsync/cygwin combo is incapable of
> >>> making a useful response to smb alert message. Perhaps some flag setting
> >>> in rsync on cygwin allows a '--force' but that just seems to be a very
> >>> ugly hack.
> >> No, the 'tool' being used is the CLI "ren" command. Part of standard 
> >> dos. It's easily reproducible. See 
> >> https://bugzilla.samba.org/show_bug.cgi?id=6173
> > ----
> > good idea
> > ----
> >>> Myself, I would still use robocopy.exe for all Windows file operations
> >>> if sophisticated ACL settings are involved.
> >> That might end up being a better choice. I wouldn't call the read-only 
> >> bit a sophisticated ACL setting though. ;)
> > ----
> > I gather that rsync doesn't have full comprehension of Windows file
> > semantics and quite possibly, the dos ren doesn't either.
> > 
> > One of the things you have to appreciate about samba is that it has to
> > reproduce the behavior of various Microsoft file servers including some
> > broken behavior as well.
> > 
> > I have at various times fooled with cygwin and also Microsoft's NFS
> > software but when it comes to copying files for Microsoft clients, I
> > tend to use native tools - likewise, with Macintosh.
> > 
> > This is a link for downloading free from Microsoft (Win2K3 Server or
> > WinXP)...
> > http://www.microsoft.com/downloads/details.aspx?familyid=9d467a69-57ff-4ae7-96ee-b18c4790cffd&displaylang=en
> > 
> > I can assure you that robocopy.exe can 'MOVE' a readonly file to/from a
> > samba server but it is not a rename utility.
> 
> Thanks for all your insight, Craig.
> 
> I'm going to look (at least a bit) into fixing rsync so that it can 
> handle read-only files on a samba target. There's no reason it can't 
> work, and I have an idea how it can be fixed.
> 
> Question about robocopy though. When it's used to copy from native NTFS 
> to a samba share, do you know if all of the traditional attributes (not 
> ACLs) are brought across as well?
----
I don't but if you make a couple of example files and use robocopy.exe
with a verbose flag, it should give you a fair amount of feedback on
relative success.

Craig