recent change to ifconfig breaks OpenVPN?

[Julian Elischer]

Stefan Bethke wrote:
> I just updated this afternoon (r195941), and after rebooting, OpenVPN 
> has problems ifconfig'ing a tun interface.
> 
> With sources from about one week ago, this is working:
> Jul 29 03:07:15 diesel openvpn_zs64[14785]: /sbin/ifconfig tun1 
> 44.128.127.2 44.128.127.2 netmask 255.255.255.0 mtu 1500 up
> Jul 29 03:07:15 diesel openvpn_zs64[14785]: /sbin/route add -net 
> 44.128.127.0 44.128.127.2 255.255.255.0
> Jul 29 03:07:15 diesel openvpn_zs64[14785]: /sbin/route add -net 
> 44.128.64.0 44.128.127.1 255.255.192.0
> 
> Now, the same sequence fails:
> Jul 29 17:31:41 diesel openvpn_zs64[1855]: /sbin/ifconfig tun1 
> 44.128.127.2 44.128.127.2 netmask 255.255.255.0 mtu 1500 up
> Jul 29 17:31:41 diesel openvpn_zs64[1855]: FreeBSD ifconfig failed: 
> external program exited with error status: 1
> 
> Trying the same command manually gets me:
> /sbin/ifconfig tun1 44.128.127.2 44.128.127.2 netmask 255.255.255.0 mtu 

                       ^^^^^^^^^^^^^^^^^^^^^^^^^

have you tried it without using the same address on both ends?



> 1500 up
> ifconfig: ioctl (SIOCAIFADDR): File exists
> 
> even though no address was assigned before.
> 
> Another OpenVPN instance using tap continues to work.
> 
> 
> Stefan
>