[Beowulf] Passwordless ssh - strange problem
laytonjb at charter.net
laytonjb at charter.net
Fri Sep 14 10:35:48 PDT 2007
I forgot to look in the secure logs (that tells how it's been since I had
to deal with a problem with ssh :) ).
Anyway, what I'm seeing the logs is:
Authentication refused: bad ownership or modes for directory /home/panasas
This is the home directory of the account. /home/panasas is NFS exported
from the head node to the compute nodes. I wonder if there isn't a problem
with account?
BTW - I did set 600 on id_rsa (and id_dsa). I set 644 on authorized_keys
and id_rsa.pub id_dsa.pub. I'll also copy authorized_keys to authorized_keys2
I'm not sure if I'm using ssh2 or not (actually it's not even my cluster).
Thanks!
Jeff
---- Geoff <geoff at galitz.org> wrote:
>
> Then I would use ssh with debug:
>
> ssh -v wherever
>
> Also the /var/log/secure log on the receiving side may have relevant info.
>
> Oh wait... stupid question on my part, did you verify that the
> authorized_keys file on the node is in fact visible to you (can you "cat"
> it)? I am assuming that the user in question is not NFS exported to the
> nodes.
>
> -geoff
>
>
>
>
> Am 14.09.2007, 19:14 Uhr, schrieb <laytonjb at charter.net>:
>
> > Checked that - it's 700.
> >
> >>
> >>
> >> Check the permissions on the .ssh directory. They should be set to 700.
> >>
> >> -geoff
> >>
> >>
> >>
> >> Am 14.09.2007, 18:53 Uhr, schrieb <laytonjb at charter.net>:
> >>
> >> > Afternoon cluster party goers,
> >> >
> >> > I'm having trouble on a cluster with passwordless ssh. I followed all
> >> the
> >> > steps (I think). On the head node, I generated the public and private
> >> > keys and then copied id_rsa.pub to authorized keys. Then I tried
> >> > logging into compute nodes and it asks for my password every time
> >> > (regardless of the number of times I log into the node). I've tried
> >> > changing
> >> > the permissions on authorized_keys a few times (600, 644) and that
> >> > doesn't seem to change the behavior. Any ideas?
> >> >
> >> > Thanks!
> >> >
> >> > Jeff
> >> >
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