nixpkgs/nixos/tests/lxd/virtual-machine.nix

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import ../make-test-python.nix ({ pkgs, lib, ... }:
let
releases = import ../../release.nix {
configuration = {
# Building documentation makes the test unnecessarily take a longer time:
documentation.enable = lib.mkForce false;
# Our tests require `grep` & friends:
environment.systemPackages = with pkgs; [busybox];
};
};
lxd-image-metadata = releases.lxdVirtualMachineImageMeta.${pkgs.stdenv.hostPlatform.system};
lxd-image-disk = releases.lxdVirtualMachineImage.${pkgs.stdenv.hostPlatform.system};
instance-name = "instance1";
in {
name = "lxd-virtual-machine";
meta = {
maintainers = lib.teams.lxc.members;
};
nodes.machine = {lib, ...}: {
virtualisation = {
diskSize = 4096;
cores = 2;
# Ensure we have enough memory for the nested virtual machine
memorySize = 1024;
lxc.lxcfs.enable = true;
lxd.enable = true;
};
};
testScript = ''
def instance_is_up(_) -> bool:
status, _ = machine.execute("lxc exec ${instance-name} --disable-stdin --force-interactive /run/current-system/sw/bin/true")
return status == 0
machine.wait_for_unit("sockets.target")
machine.wait_for_unit("lxd.service")
machine.wait_for_file("/var/lib/lxd/unix.socket")
# Wait for lxd to settle
machine.succeed("lxd waitready")
machine.succeed("lxd init --minimal")
with subtest("virtual-machine image can be imported"):
machine.succeed("lxc image import ${lxd-image-metadata}/*/*.tar.xz ${lxd-image-disk}/nixos.qcow2 --alias nixos")
with subtest("virtual-machine can be launched and become available"):
machine.succeed("lxc launch nixos ${instance-name} --vm --config limits.memory=512MB --config security.secureboot=false")
with machine.nested("Waiting for instance to start and be usable"):
retry(instance_is_up)
with subtest("lxd-agent is started"):
machine.succeed("lxc exec ${instance-name} systemctl is-active lxd-agent")
'';
})