{ system ? builtins.currentSystem, config ? {}, pkgs ? import ../.. { inherit system config; } }: with import ../lib/testing-python.nix { inherit system pkgs; }; with pkgs.lib; let inherit (import ./ssh-keys.nix pkgs) snakeOilPrivateKey snakeOilPublicKey; metadataDrive = pkgs.stdenv.mkDerivation { name = "metadata"; buildCommand = '' mkdir -p $out/iso cat << EOF > $out/iso/user-data #cloud-config write_files: - content: | cloudinit path: /tmp/cloudinit-write-file users: - default - name: nixos ssh_authorized_keys: - "${snakeOilPublicKey}" EOF cat << EOF > $out/iso/meta-data instance-id: iid-local01 local-hostname: "test" public-keys: - "${snakeOilPublicKey}" EOF cat << EOF > $out/iso/network-config version: 1 config: - type: physical name: eth0 mac_address: '52:54:00:12:34:56' subnets: - type: static address: '12.34.56.78' netmask: '255.255.255.0' gateway: '12.34.56.9' - type: nameserver address: - '6.7.8.9' search: - 'example.com' EOF ${pkgs.cdrkit}/bin/genisoimage -volid cidata -joliet -rock -o $out/metadata.iso $out/iso ''; }; in makeTest { name = "cloud-init"; meta.maintainers = with pkgs.lib.maintainers; [ lewo illustris ]; nodes.machine = { ... }: { virtualisation.qemu.options = [ "-cdrom" "${metadataDrive}/metadata.iso" ]; services.cloud-init = { enable = true; network.enable = true; }; services.openssh.enable = true; networking.hostName = ""; networking.useDHCP = false; }; testScript = '' # To wait until cloud-init terminates its run unnamed.wait_for_unit("cloud-final.service") unnamed.succeed("cat /tmp/cloudinit-write-file | grep -q 'cloudinit'") # install snakeoil ssh key and provision .ssh/config file unnamed.succeed("mkdir -p ~/.ssh") unnamed.succeed( "cat ${snakeOilPrivateKey} > ~/.ssh/id_snakeoil" ) unnamed.succeed("chmod 600 ~/.ssh/id_snakeoil") unnamed.wait_for_unit("sshd.service") # we should be able to log in as the root user, as well as the created nixos user unnamed.succeed( "timeout 10 ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o IdentityFile=~/.ssh/id_snakeoil root@localhost 'true'" ) unnamed.succeed( "timeout 10 ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o IdentityFile=~/.ssh/id_snakeoil nixos@localhost 'true'" ) # test changing hostname via cloud-init worked assert ( unnamed.succeed( "timeout 10 ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o IdentityFile=~/.ssh/id_snakeoil nixos@localhost 'hostname'" ).strip() == "test" ) # check IP and route configs assert "default via 12.34.56.9 dev eth0 proto static" in unnamed.succeed("ip route") assert "12.34.56.0/24 dev eth0 proto kernel scope link src 12.34.56.78" in unnamed.succeed("ip route") # check nameserver and search configs assert "6.7.8.9" in unnamed.succeed("resolvectl status") assert "example.com" in unnamed.succeed("resolvectl status") ''; }