[sf-lug] VPS question: accessible by root user on physical host?

Jason Turner jturner at nonzerosums.org
Sun Jun 1 16:30:33 PDT 2008


Joe Royall wrote:
>
> On Sun, Jun 1, 2008 at 10:49 AM, Joe Royall <joe at 2resonate.net 
> <mailto:joe at 2resonate.net>> wrote:
>
>
>     On Sun, Jun 1, 2008 at 2:58 AM, Rick Moen <rick at linuxmafia.com
>     <mailto:rick at linuxmafia.com>> wrote:
>
>         Quoting Joe Royall (joe at 2resonate.net <mailto:joe at 2resonate.net>):
>
>         > Access to your data on a vps is trivial.
>
>         You appear to have ignored what I said.
>
>
>     No I didn't.  They always have root access to the "host" Your
>     "guest" os could have a different password.  The "host" will share
>     the partition with the "guest".  On a vps you own the guest the
>     provider owns the host.  If it is xen you have a config file in
>     your /etc/xen like
>
>     |disk   = ['phy:volume00/guest1,sda1,w']
>
>     |
>
>     You can snapshot it from the "host"
>
>     lvcreate -s -n copy_of_guest1 -L 1G /dev/volume00/guest1
>
>     it works the same way on openVZ and KVM
>

Hmm, I didn't know about this... perhaps I'll have to finally come up to 
speed on Virtualization 101. 


--
jt





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