[PATCHES] smbcontrol disconnect-client

Stefan (metze) Metzmacher metze at samba.org
Wed Dec 11 10:48:00 MST 2013

Am 11.12.2013 02:24, schrieb Jeremy Allison:
> On Sat, Dec 07, 2013 at 01:05:58PM +0100, Stefan (metze) Metzmacher wrote:
>> Am 07.12.2013 00:15, schrieb Christof Schmitt:
>>> Here are a few patches that Christian had developed some time ago. They
>>> implement a 'smbcontrol disconnect-client <ip address>'  call that
>>> disconnects all clients from a certain IP address. That is useful when a
>>> config file for a specific client has been changed and that change has
>>> to be enforced.
>>> Comments?
>> I think this is too dangerous, if the client still has files with
>> batch/exclusive oplocks
>> open and changes in the local buffer, we may trigger data corruption. At
>> least without
>> durable opens.
>> I think the command (maybe a 2nd one) should first trigger a break to
>> level2 to all opens
>> and don't grant more for the rest of the connection lifetime. And the
>> disconnect
>> should only work if the connection is in good shape.
> That's a good enhancement (make the command trigger a
> break first). However this is a "be careful what you
> wish for" command - people have been asking for a
> way to forcibly disconnect a specific client for
> quite a long time.
> Maybe it should be renamed "smbcontrol force-disconnect-client"
> or "smbcontrol disconnect-client-with-extreme-prejudice"
> command ?

Maybe "smbcontrol kill-client-connections" ?


More information about the samba-technical mailing list