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nixpkgs/nixos/tests/initrd-network-ssh.nix
WilliButz 9198ad65ef tests: add initrd-network-ssh test
starts two VMs:
- one with dropbear listening from initrd,
  waiting for a file
- another connecting via ssh, creating the file
2017-09-18 19:51:46 +02:00

75 lines
1.9 KiB
Nix

import ./make-test.nix ({ pkgs, lib, ... }:
let
keys = pkgs.runCommand "gen-keys" {
outputs = [ "out" "dbPub" "dbPriv" "sshPub" "sshPriv" ];
buildInputs = with pkgs; [ dropbear openssh ];
}
''
touch $out
dropbearkey -t rsa -f $dbPriv -s 4096 | sed -n 2p > $dbPub
ssh-keygen -q -t rsa -b 4096 -N "" -f client
mv client $sshPriv
mv client.pub $sshPub
'';
in {
name = "initrd-network-ssh";
meta = with lib.maintainers; {
maintainers = [ willibutz ];
};
nodes = with lib; rec {
server =
{ config, pkgs, ... }:
{
boot.kernelParams = [
"ip=${
(head config.networking.interfaces.eth1.ip4).address
}:::255.255.255.0::eth1:none"
];
boot.initrd.network = {
enable = true;
ssh = {
enable = true;
authorizedKeys = [ "${readFile keys.sshPub}" ];
port = 22;
hostRSAKey = keys.dbPriv;
};
};
boot.initrd.preLVMCommands = ''
while true; do
if [ -f fnord ]; then
poweroff
fi
sleep 1
done
'';
};
client =
{ config, pkgs, ... }:
{
environment.etc.knownHosts = {
text = concatStrings [
"server,"
"${toString (head (splitString " " (
toString (elemAt (splitString "\n" config.networking.extraHosts) 2)
)))} "
"${readFile keys.dbPub}"
];
};
};
};
testScript = ''
startAll;
$client->waitForUnit("network.target");
$client->copyFileFromHost("${keys.sshPriv}","/etc/sshKey");
$client->succeed("chmod 0600 /etc/sshKey");
$client->waitUntilSucceeds("ping -c 1 server");
$client->succeed("ssh -i /etc/sshKey -o UserKnownHostsFile=/etc/knownHosts server 'touch /fnord'");
$client->shutdown;
'';
})