[Samba] None

[Kurt Pfeifle]

John H Terpstra jht at samba.org

> Thu May 8 02:29:01 GMT 2003
> 
> On Thu, 8 May 2003 jra at dp.samba.org wrote:
> 
>> On Thu, May 08, 2003 at 02:22:00AM +0000, John H Terpstra wrote:
>> > On Tue, 6 May 2003, Joseph Leipert wrote:
>> >
>> > > I have Question, I have a school running on samba. I want none of the
>> > > users to have the right to delete files, but they must be able to write
>> > > to the files. How do I do that?
>> >
>> > You sure do have a question here!
>> >
>> > Under Unix/Linux the right to write to a file means the right and ability
>> > to delete the file. If you can get that changed, then we can accommodate
>> > your request. Until then, we live and die by the operating system we live
>> > on top of.
>>
>> Errr, actually no - UNIX *can* do this. The ability to delete a file is
>> held in the *directory* the file is contained in, not the file itself.
> 
> Doh! So true! Thanks Jeremy.

I guess it still can not be recommended as a safe method to achieve
what the request intended.

Couln't I "write" a zero-length (or 1-Byte length, if zero is disallowed)
content to tha file and so, in effect delete what it  represented?

Cheers,
Kurt

> - John T.
> 
>> So to create a directory with files users can write to, but not delete,
>> set the directory permissions to disallow writing to the group containing
>> the users (or "other") and set the file permissions to allow the group
>> containing the users (or "other") to write to the file.
>>
>> Cheers,
>>
>> 	Jeremy.
>>
>