[Samba] VFS : Replacing file during open()

Michael Wood esiotrot at gmail.com
Tue Sep 21 07:40:23 MDT 2010


This sort of question is probably best asked on samba-technical, I think.

On 21 September 2010 12:36, Hachi <nutt at geotechnik.rwth-aachen.de> wrote:
> i think i solved my problem.
> i change the filename right before calling SMB_VFS_NEXT_OPEN
> so Samba creates the file where i want it to be.
> after calling i create the symlink and everything works fine
> Am 16.09.2010 14:35, schrieb Hachi:
>> hello,
>> i have samba 3.5.4 on a debian (testing)
>> i wrote a vfs-module, which (during the open()) moves a file on another
>> disc in my server and places a symbolic link instead
>> example:
>> /samba/foo.bar
>> becomes
>> /samba/foo.bar -> /other/disc/foo.bar
>> compiling and using from a pc through samba is no problem, except for
>> editing a file, that was just created and not closed yet
>> i guess, the file-descriptor defined in the files_struct is illegal
>> after replacing the original file (as the inode changed)
>> so can i open the moved file and exchange the file-descriptor, or do you
>> have other ideas to solve this?
>> TIA

Michael Wood <esiotrot at gmail.com>

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