pyrox.dev
1import ./make-test-python.nix (
2 { lib, pkgs, ... }:
3 {
4 name = "systemd-initrd-luks-password";
5
6 nodes.machine =
7 { pkgs, ... }:
8 {
9 # Use systemd-boot
10 virtualisation = {
11 emptyDiskImages = [
12 512
13 512
14 ];
15 useBootLoader = true;
16 # Booting off the encrypted disk requires an available init script
17 mountHostNixStore = true;
18 useEFIBoot = true;
19 };
20 boot.loader.systemd-boot.enable = true;
21
22 environment.systemPackages = with pkgs; [ cryptsetup ];
23 boot.initrd.systemd = {
24 enable = true;
25 emergencyAccess = true;
26 };
27
28 specialisation.boot-luks.configuration = {
29 boot.initrd.luks.devices = lib.mkVMOverride {
30 # We have two disks and only type one password - key reuse is in place
31 cryptroot.device = "/dev/vdb";
32 cryptroot2.device = "/dev/vdc";
33 };
34 virtualisation.rootDevice = "/dev/mapper/cryptroot";
35 virtualisation.fileSystems."/".autoFormat = true;
36 # test mounting device unlocked in initrd after switching root
37 virtualisation.fileSystems."/cryptroot2".device = "/dev/mapper/cryptroot2";
38 };
39 };
40
41 testScript = ''
42 # Create encrypted volume
43 machine.wait_for_unit("multi-user.target")
44 machine.succeed("echo -n supersecret | cryptsetup luksFormat -q --iter-time=1 /dev/vdb -")
45 machine.succeed("echo -n supersecret | cryptsetup luksFormat -q --iter-time=1 /dev/vdc -")
46 machine.succeed("echo -n supersecret | cryptsetup luksOpen -q /dev/vdc cryptroot2")
47 machine.succeed("mkfs.ext4 /dev/mapper/cryptroot2")
48
49 # Boot from the encrypted disk
50 machine.succeed("bootctl set-default nixos-generation-1-specialisation-boot-luks.conf")
51 machine.succeed("sync")
52 machine.crash()
53
54 # Boot and decrypt the disk
55 machine.start()
56 machine.wait_for_console_text("Please enter passphrase for disk cryptroot")
57 machine.send_console("supersecret\n")
58 machine.wait_for_unit("multi-user.target")
59
60 assert "/dev/mapper/cryptroot on / type ext4" in machine.succeed("mount"), "/dev/mapper/cryptroot do not appear in mountpoints list"
61 assert "/dev/mapper/cryptroot2 on /cryptroot2 type ext4" in machine.succeed("mount")
62 '';
63 }
64)