[Openswan Users] Openswan fails to start.

[Paul Wouters]

On Tue, 3 Oct 2006, Andy Gay wrote:

> On Tue, 2006-10-03 at 09:03 +0800, Jim Barber wrote:
>
> > Oct  3 10:43:09 firewall pluto[8431]: Using Linux 2.6 IPsec interface code on 2.6.18
> > Oct  3 10:43:09 firewall pluto[8431]: FATAL ERROR: Failed to bind bcast socket in init_netlink(). Errno 2: No such file or directory
>
> Is this a Debian distributed kernel, or did you make it yourself?
>
> I wonder if whatever part of the kernel that provides the netlink
> interface is missing. The code that's complaining is in
> pluto/kernel_netlink.c, it's calling socket() and bind() with various
> XFRM options, so I suspect that the kernel interface is in XFRM_USER in
> this case, or maybe NET_KEY.

Indeed. It seems this kernel was lacking CONFIG_XFRM_USER. Unfortunately,
I know of no way to detect this in userland :(

I have changed the error to give a hint to CONFIG_XFRM_USER, but I would
prefer to be able to avoid starting pluto altogether in this case.

Paul