9198ad65ef
starts two VMs: - one with dropbear listening from initrd, waiting for a file - another connecting via ssh, creating the file
75 lines
1.9 KiB
Nix
75 lines
1.9 KiB
Nix
import ./make-test.nix ({ pkgs, lib, ... }:
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let
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keys = pkgs.runCommand "gen-keys" {
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outputs = [ "out" "dbPub" "dbPriv" "sshPub" "sshPriv" ];
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buildInputs = with pkgs; [ dropbear openssh ];
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}
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''
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touch $out
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dropbearkey -t rsa -f $dbPriv -s 4096 | sed -n 2p > $dbPub
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ssh-keygen -q -t rsa -b 4096 -N "" -f client
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mv client $sshPriv
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mv client.pub $sshPub
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'';
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in {
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name = "initrd-network-ssh";
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meta = with lib.maintainers; {
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maintainers = [ willibutz ];
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};
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nodes = with lib; rec {
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server =
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{ config, pkgs, ... }:
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{
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boot.kernelParams = [
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"ip=${
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(head config.networking.interfaces.eth1.ip4).address
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}:::255.255.255.0::eth1:none"
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];
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boot.initrd.network = {
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enable = true;
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ssh = {
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enable = true;
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authorizedKeys = [ "${readFile keys.sshPub}" ];
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port = 22;
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hostRSAKey = keys.dbPriv;
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};
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};
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boot.initrd.preLVMCommands = ''
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while true; do
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if [ -f fnord ]; then
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poweroff
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fi
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sleep 1
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done
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'';
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};
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client =
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{ config, pkgs, ... }:
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{
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environment.etc.knownHosts = {
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text = concatStrings [
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"server,"
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"${toString (head (splitString " " (
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toString (elemAt (splitString "\n" config.networking.extraHosts) 2)
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)))} "
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"${readFile keys.dbPub}"
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];
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};
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};
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};
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testScript = ''
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startAll;
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$client->waitForUnit("network.target");
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$client->copyFileFromHost("${keys.sshPriv}","/etc/sshKey");
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$client->succeed("chmod 0600 /etc/sshKey");
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$client->waitUntilSucceeds("ping -c 1 server");
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$client->succeed("ssh -i /etc/sshKey -o UserKnownHostsFile=/etc/knownHosts server 'touch /fnord'");
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$client->shutdown;
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'';
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})
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