SSH keys broken?

[Kjartan Maraas]

to., 30.09.2010 kl. 19.57 +0200, skrev Michael Spahn:
> Am 30.09.2010 16:46, schrieb Steven Haigh:
> > On 01/10/10 00:33, Adam Williamson wrote:
> >> On Thu, 2010-09-30 at 09:16 -0400, Stephen John Smoogen wrote:
> >>> On Thu, Sep 30, 2010 at 00:17, Steven Haigh<netwiz at crc.id.au>   wrote:
> >>>> In the last couple of days I've noticed that any host that I usually
> >>>> connect to via SSH with a shared key authentication still prompts me for
> >>>> a password.
> >>> 1) Are permissions ok? Home directory needs to be 755 and .ssh needs
> >>> to be 700. Second check to see if something changed the attrs on the
> >>> directories or files
> >>>
> >>> lsattr .ssh
> >>> ls -Z .ssh
> >> Steven, are they actually prompting for your *login password*, or is it
> >> the passphrase for your ssh key? The two would indicate different
> >> problems.
> > Ahhh - Interesting. Instead of ~/.ssh/identity being used, I needed to
> > symlink ~/.ssh/id_rsa to ~/.ssh/identity.
> >
> > The weird thing is that my setup of using ~/.ssh/identity has worked
> > perfectly for many years - but has only now stopped.
> >
> > Has this been a change in ssh or something else I'm not aware of?
> >
> I think it's just the server configuration of Fedora, I could connect 
> with Fedora to my Debian server using keyfiles.
> 
> Maybe we should enable the keyfiles in the /etc/ssh/sshd_config by default?

Could it be related to the problem I see here?

[kmaraas at e4300 ~]$ ssh-add
Could not open a connection to your authentication agent.

Cheers
Kjartan