[Samba] Merely Opening Excel Files Increments Last-Modification date on Samba Shares

RRuegner robert at ruegner.org
Sat Apr 17 10:15:22 GMT 2004


Eric Heintzberger schrieb:
> Hello Everyone!
> 
> Perhaps some of you have some advice for dealing with
> this problem? I've done quite a bit of googling on
> this one, but I can't find anything useful. 
> 
> Ever since I started using Samba as PDC, I have had
> this problem: when users merely open MS-Excel files on
> samba shares, the file's Last-Modification date  is
> incremented to the current time. 
> 
> I have seen similar behavior with MS-Word files long
> ago when using WINNT4 as PDC, and it was caused by a
> macro-virus, but in this case, it doesn't seem to be
> virus-related. 
> 
> If the same Excel file is copied to a user's local "C"
> drive, the problem ceases.
> 
> The problem of modifying-by-merely-opening began, I
> think, when I  changed the PDC to samba.  
> 
> I had this problem using Samba 2.7* on RedHat 7.2 over
> a year ago. I'm currently using samba 2.2.8a on
> FreeBSD 4.9 with a similar configuration, and I still
> have the problem. 
> 
> Is it possible to stop this problem using adjustable
> configuration parameters in smb.conf? 
> 
> Here's my smb.conf, in case it's needed:
> 
> ---------------------------
> [global]
> netbios name = netbiosname
> workgroup = workgroup
> security = user
> domain logons = yes
> time server = yes
> server string = Samba %v on %L
> log file = /var/log/samba/%m.log
> max log size = 2000
> 
> ### Security Settings ###
> hosts allow = [omitted for this post] 127.
> hosts deny = ALL
> invalid users = root
> ;Unreadable files shouldn't even appear
> ;hide unreadable = yes
> ;Prevent browsing by default
> browseable = no
> 
> ### Users and Passwords ###
> [omitted for this post]
> 
> ### Performance ###
> deadtime = 15
> getwd cache = yes
> lpq cache time = 45
> socket options = IPTOS_LOWDELAY TCP_NODELAY
> oplocks = yes
> level2 oplocks = yes
> #veto oplock files = /*.xls/*.XLS/
> 
> ### Domain ###
> local master = yes
> os level = 65
> domain master = yes
> preferred master = yes
> domain logons = yes
> logon script = %U.bat
> logon drive = M:
> logon path = \\netbiosname\profiles\%U
> 
> # Name Resolution
> wins support = yes
> wins proxy = yes
> dns proxy = yes
> 
> # Case
> preserve case = yes
> short preserve case = yes
> default case = lower
> case sensitive = no
> 
> ----------------------------------
> 
> #Sample  Share Definition:
> 
> [clients]
>   comment = Client Directory
>   path = /usr/local/samba/clients
>   browseable = yes
>   force create mode = 0664
>   force directory mode = 0775
>   force group = users
>   invalid users = invlink
>   map archive = no
>   printable = no
>   public = no
>   valid users = @users
>   writable = yes
> 
> -------------------------------
> 
> 
> 	
> 		
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hi, theres is detailed info in the official howto about ms-office,
at last i remember this features are by design of ms office, and why 
should not the date of last modification be the date of the file?
Best Regards


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