unionfs status

[Robert Watson]

On Thu, 27 Mar 2008, Vadim Goncharov wrote:

>> Thanks for this description. So we basically have two different uses for 
>> UNIX sockets in unionfs with jails ?
>
>> 1) socket in jail to communicate only inside one jail (syslog-case) 2) 
>> socket in jail as a means of IPC between different jails (mysql-case)
>
>> Is 2) really supposed to work like this ?
>
> This is user's/admin's point of view, that it should work this way: one 
> mysql with one socket for several jails. I don't know all gory details about 
> how code really works.

As I see it, nullfs should provide a shared socket, it is intended to provide 
access to the same object, and unionfs should provide independent sockets, as 
unionfs is intended to provide isolation.

Robert N M Watson
Computer Laboratory
University of Cambridge
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