[GRLUG] get back access to root

Bob Kline bob.kline at gmail.com
Tue Sep 5 23:06:15 EDT 2006


Step two is the problem:  su.

I can't get in as root. I can log in
as myself fine.

   -Bob


On 9/5/06, bfdamkoehler at worldnet.att.net <bfdamkoehler at worldnet.att.net> wrote:
>
> I don't know your level of knowledge, so forgive me this is too
> detailed. I assume that your problem is caused by the new hostname not
> being /etc/hosts. Its seems like that might affect X windows but
> "shouldn't" bother any non-X apps.
>
>     * login to your non-priv account
>     * su
>     * cd /etc
>     * cp -v hosts hosts.save # make sure you have a saved copy in case
>       of problems
>     * vim hosts
>           o shift o
>           o newhostname nnn.nnn.nnn.nnn (replace newhostname with your
>             new hostname and nnn.nnn.nnn.nnn with the IP address of your
>             machine)
>           o hit the ESC key and then type :wq
>
> That "should" fix it, but you will still have the old hostname for your
> machine in /etc/hosts as well, which won't hurt anything. You can tell
> if its working by typing "ping newhostname" unless you have a firewall
> that blocks ping packets.
>
>
>
>
>
>
> Michael Mol wrote:
>
> >Did you check that /etc/hosts and /etc/hostname is sane?
> >If not, can you fix them using sudo and vim?
> >
> >If you can't use sudo et al, try booting off of a livecd and edit the
> >files that way.
> >
> >On 9/4/06, Bob Kline <bob.kline at gmail.com> wrote:
> >
> >
> >>* used hostname to change,  well,  the host name.
> >>
> >>*  now cannot get back in as root.  I get a message
> >>   saying something like gethostbyname() doesn't work.
> >>
> >>What have I done to my self?   Is there a way to get
> >>back in as root,  or have I found a way of locking myself
> >>out of the system now?
> >>
> >>I won't even get in to why I tried to do this.......  :-(
> >>
> >>More tales of  the amateur.
> >>
> >>    -Bob
> >>_______________________________________________
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> >>
> >>
> >>
> >
> >
> >
> >
>
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