nixpkgs/nixos/tests/systemd-machinectl.nix

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import ./make-test-python.nix (
let
container = {
# We re-use the NixOS container option ...
boot.isContainer = true;
# ... and revert unwanted defaults
networking.useHostResolvConf = false;
# use networkd to obtain systemd network setup
networking.useNetworkd = true;
networking.useDHCP = false;
# systemd-nspawn expects /sbin/init
boot.loader.initScript.enable = true;
imports = [ ../modules/profiles/minimal.nix ];
};
containerSystem = (import ../lib/eval-config.nix {
modules = [ container ];
}).config.system.build.toplevel;
containerName = "container";
containerRoot = "/var/lib/machines/${containerName}";
in
{
name = "systemd-machinectl";
machine = { lib, ... }: {
# use networkd to obtain systemd network setup
networking.useNetworkd = true;
networking.useDHCP = false;
services.resolved.enable = false;
# open DHCP server on interface to container
networking.firewall.trustedInterfaces = [ "ve-+" ];
# do not try to access cache.nixos.org
nix.settings.substituters = lib.mkForce [ ];
virtualisation.additionalPaths = [ containerSystem ];
};
testScript = ''
start_all()
machine.wait_for_unit("default.target");
# Install container
machine.succeed("mkdir -p ${containerRoot}");
# Workaround for nixos-install
machine.succeed("chmod o+rx /var/lib/machines");
machine.succeed("nixos-install --root ${containerRoot} --system ${containerSystem} --no-channel-copy --no-root-passwd");
# Allow systemd-nspawn to apply user namespace on immutable files
machine.succeed("chattr -i ${containerRoot}/var/empty");
# Test machinectl start
machine.succeed("machinectl start ${containerName}");
machine.wait_until_succeeds("systemctl -M ${containerName} is-active default.target");
# Test systemd-nspawn network configuration
machine.succeed("ping -n -c 1 ${containerName}");
# Test systemd-nspawn uses a user namespace
machine.succeed("test `stat ${containerRoot}/var/empty -c %u%g` != 00");
# Test systemd-nspawn reboot
machine.succeed("machinectl shell ${containerName} /run/current-system/sw/bin/reboot");
machine.wait_until_succeeds("systemctl -M ${containerName} is-active default.target");
# Test machinectl reboot
machine.succeed("machinectl reboot ${containerName}");
machine.wait_until_succeeds("systemctl -M ${containerName} is-active default.target");
# Test machinectl stop
machine.succeed("machinectl stop ${containerName}");
# Show to to delete the container
machine.succeed("chattr -i ${containerRoot}/var/empty");
machine.succeed("rm -rf ${containerRoot}");
'';
}
)