gistfile1.txt

[clever@amd-nixos:~/nix-tests/kexec]$ nix-build '<nixpkgs/nixos>' -A config.system.build.kexec_tarball -I nixos-config=./configuration.nix -Q -j 4
[clever@amd-nixos:~/nix-tests/kexec]$ scp result/tarball/nixos-system-x86_64-linux.tar.xz 192.168.2.151:/tmp
The authenticity of host '192.168.2.151 (192.168.2.151)' can't be established.
ECDSA key fingerprint is SHA256:KzKwVYFJWgsXVs1tzp30uQrTplK7y3NhaDR92+cKZ48.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.2.151' (ECDSA) to the list of known hosts.
clever@192.168.2.151's password:
nixos-system-x86_64-linux.tar.xz                                                                                                                                                  100%  386MB  78.4MB/s   00:04

[clever@amd-nixos:~/nix-tests/kexec]$ ssh 192.168.2.151
clever@192.168.2.151's password:
Welcome to Ubuntu 16.10 (GNU/Linux 4.8.0-22-generic x86_64)

 * Documentation:  https://help.ubuntu.com
 * Management:     https://landscape.canonical.com
 * Support:        https://ubuntu.com/advantage

51 packages can be updated.
29 updates are security updates.


Last login: Sun Dec 11 13:31:58 2016
clever@ubuntu:~$ sudo -i
[sudo] password for clever:
root@ubuntu:~# cd /
root@ubuntu:/# tar -xf tmp/nixos-system-x86_64-linux.tar.xz
root@ubuntu:/# cat ssh_pubkey 
ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC34wZQFEOGkA5b0Z6maE3aKy/ix1MiK1D0Qmg4E9skAA57yKtWYzjA23r5OCF4Nhlj1CuYd6P1sEI/fMnxf+KkqqgW3ZoZ0+pQu4Bd8Ymi3OkkQX9kiq2coD3AFI6JytC6uBi6FaZQT5fG59DbXhxO5YpZlym8ps1obyCBX0hyKntD18RgHNaNM+jkQOhQ5OoxKsBEobxQOEdjIowl2QeEHb99n45sFr53NFqk3UCz0Y7ZMf1hSFQPuuEC/wExzBBJ1Wl7E1LlNA4p9O3qJUSadGZS4e5nSLqMnbQWv2icQS/7J8IwY0M8r1MsL8mdnlXHUofPlG1r4mtovQ2myzOx clever@nixos
root@ubuntu:/# ./kexec_nixos 


[clever@amd-nixos:~/nix-tests/kexec]$ ssh root@192.168.2.151
The authenticity of host '192.168.2.151 (192.168.2.151)' can't be established.
ED25519 key fingerprint is SHA256:E8IJ1Wa/P8FkTnVpGNGEImFYeDbRIVyvO82xPwL0+NI.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.2.151' (ED25519) to the list of known hosts.
Last login: Sun Dec 11 18:13:11 2016

[root@kexec:~]#