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nixos/stage-1-systemd: Add a test for LUKS keyfiles

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Janne Heß 2022-04-13 22:27:58 +01:00
parent 1bea49d3bf
commit 28c7721aa3
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2 changed files with 54 additions and 0 deletions
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1
nixos/tests/all-tests.nix
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@ -524,6 +524,7 @@ in
systemd-confinement = handleTest ./systemd-confinement.nix {};
systemd-cryptenroll = handleTest ./systemd-cryptenroll.nix {};
systemd-escaping = handleTest ./systemd-escaping.nix {};
systemd-initrd-luks-keyfile = handleTest ./systemd-initrd-luks-keyfile.nix {};
systemd-initrd-luks-password = handleTest ./systemd-initrd-luks-password.nix {};
systemd-initrd-shutdown = handleTest ./systemd-shutdown.nix { systemdStage1 = true; };
systemd-initrd-simple = handleTest ./systemd-initrd-simple.nix {};

53
nixos/tests/systemd-initrd-luks-keyfile.nix Normal file
View file

@ -0,0 +1,53 @@
import ./make-test-python.nix ({ lib, pkgs, ... }: let
keyfile = pkgs.writeText "luks-keyfile" ''
MIGHAoGBAJ4rGTSo/ldyjQypd0kuS7k2OSsmQYzMH6TNj3nQ/vIUjDn7fqa3slt2
gV6EK3TmTbGc4tzC1v4SWx2m+2Bjdtn4Fs4wiBwn1lbRdC6i5ZYCqasTWIntWn+6
FllUkMD5oqjOR/YcboxG8Z3B5sJuvTP9llsF+gnuveWih9dpbBr7AgEC
'';
in {
name = "systemd-initrd-luks-keyfile";
nodes.machine = { pkgs, ... }: {
# Use systemd-boot
virtualisation = {
emptyDiskImages = [ 512 ];
useBootLoader = true;
useEFIBoot = true;
};
boot.loader.systemd-boot.enable = true;
environment.systemPackages = with pkgs; [ cryptsetup ];
boot.initrd.systemd = {
enable = true;
emergencyAccess = true;
};
specialisation.boot-luks.configuration = {
boot.initrd.luks.devices = lib.mkVMOverride {
cryptroot = {
device = "/dev/vdc";
keyFile = "/etc/cryptroot.key";
};
};
virtualisation.bootDevice = "/dev/mapper/cryptroot";
boot.initrd.systemd.contents."/etc/cryptroot.key".source = keyfile;
};
};
testScript = ''
# Create encrypted volume
machine.wait_for_unit("multi-user.target")
machine.succeed("cryptsetup luksFormat -q --iter-time=1 -d ${keyfile} /dev/vdc")
# Boot from the encrypted disk
machine.succeed("bootctl set-default nixos-generation-1-specialisation-boot-luks.conf")
machine.succeed("sync")
machine.crash()
# Boot and decrypt the disk
machine.wait_for_unit("multi-user.target")
assert "/dev/mapper/cryptroot on / type ext4" in machine.succeed("mount")
'';
})