[Patch] Stop smbprofile.tdb from growing when level is set to 0

Volker Lendecke Volker.Lendecke at SerNet.DE
Sat Jan 12 08:13:46 UTC 2019

On Thu, Jan 10, 2019 at 08:44:11AM +0100, Volker Lendecke via samba-technical wrote:
> On Wed, Jan 09, 2019 at 06:24:51PM +0000, Dylan Stephano-Shachter via samba-technical wrote:
> > I believe we still need the change in smbprofile_cleanup. The
> > problem is whenever a new connection is created it creates a new
> > process. Thus a new unique key for tdb_store and so it will continue
> > to grow.
> smbprofile_dump is the routine to create the per-smbd records. With
> the early return those records are not created.
> smbprofile_cleanup looks at possibly existing records and deletes
> them if they exist. This might happen if a worker-smbd has changed the
> profile level throughout its existence, making it different from
> cleanupd. The subtle aspect of smbprofile_cleanup() is the little
> "pid=dst;" line. The tdb_store is done on the "dst" process' record.
> If you look at the caller of smbprofile_cleanup, this is always the
> parent smbd, and that never changes while smbd is running. And I would
> argue that we want this one and only record to exist, this is nothing
> that should cause space problems with the tdb file.

Any updates here? I'd really like to get to a common understanding. If
I'm wrong, please tell me :-)


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