57a30e4cbd
Since the systemd boot counting PR was merged, dashes in specialisation names cause issues when installing the boot loader entries, since dashes are also used as separator for the different components of the file name of the boot loader entries on disk. The assertion avoids this footgun which is pretty annoying to recover from.
154 lines
4.2 KiB
Nix
154 lines
4.2 KiB
Nix
import ./make-test-python.nix ({ pkgs, ... }: {
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name = "nixos-rebuild-specialisations";
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nodes = {
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machine = { lib, pkgs, ... }: {
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imports = [
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../modules/profiles/installation-device.nix
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../modules/profiles/base.nix
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];
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nix.settings = {
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substituters = lib.mkForce [ ];
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hashed-mirrors = null;
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connect-timeout = 1;
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};
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system.includeBuildDependencies = true;
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system.extraDependencies = [
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# Not part of the initial build apparently?
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pkgs.grub2
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];
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virtualisation = {
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cores = 2;
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memorySize = 4096;
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};
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};
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};
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testScript =
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let
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configFile = pkgs.writeText "configuration.nix" ''
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{ lib, pkgs, ... }: {
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imports = [
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./hardware-configuration.nix
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<nixpkgs/nixos/modules/testing/test-instrumentation.nix>
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];
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boot.loader.grub = {
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enable = true;
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device = "/dev/vda";
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forceInstall = true;
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};
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documentation.enable = false;
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environment.systemPackages = [
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(pkgs.writeShellScriptBin "parent" "")
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];
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specialisation.foo = {
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inheritParentConfig = true;
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configuration = { ... }: {
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environment.systemPackages = [
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(pkgs.writeShellScriptBin "foo" "")
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];
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};
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};
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specialisation.bar = {
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inheritParentConfig = true;
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configuration = { ... }: {
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environment.systemPackages = [
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(pkgs.writeShellScriptBin "bar" "")
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];
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};
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};
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}
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'';
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wrongConfigFile = pkgs.writeText "configuration.nix" ''
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{ lib, pkgs, ... }: {
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imports = [
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./hardware-configuration.nix
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<nixpkgs/nixos/modules/testing/test-instrumentation.nix>
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];
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boot.loader.grub = {
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enable = true;
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device = "/dev/vda";
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forceInstall = true;
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};
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documentation.enable = false;
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environment.systemPackages = [
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(pkgs.writeShellScriptBin "parent" "")
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];
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specialisation.foo-bar = {
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inheritParentConfig = true;
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configuration = { ... }: { };
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};
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}
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'';
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in
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''
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machine.start()
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machine.succeed("udevadm settle")
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machine.wait_for_unit("multi-user.target")
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machine.succeed("nixos-generate-config")
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machine.copy_from_host(
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"${configFile}",
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"/etc/nixos/configuration.nix",
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)
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with subtest("Switch to the base system"):
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machine.succeed("nixos-rebuild switch")
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machine.succeed("parent")
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machine.fail("foo")
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machine.fail("bar")
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with subtest("Switch from base system into a specialization"):
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machine.succeed("nixos-rebuild switch --specialisation foo")
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machine.succeed("parent")
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machine.succeed("foo")
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machine.fail("bar")
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with subtest("Switch from specialization into another specialization"):
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machine.succeed("nixos-rebuild switch -c bar")
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machine.succeed("parent")
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machine.fail("foo")
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machine.succeed("bar")
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with subtest("Switch from specialization into the base system"):
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machine.succeed("nixos-rebuild switch")
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machine.succeed("parent")
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machine.fail("foo")
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machine.fail("bar")
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with subtest("Switch into specialization using `nixos-rebuild test`"):
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machine.succeed("nixos-rebuild test --specialisation foo")
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machine.succeed("parent")
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machine.succeed("foo")
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machine.fail("bar")
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with subtest("Make sure nonsense command combinations are forbidden"):
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machine.fail("nixos-rebuild boot --specialisation foo")
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machine.fail("nixos-rebuild boot -c foo")
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machine.copy_from_host(
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"${wrongConfigFile}",
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"/etc/nixos/configuration.nix",
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)
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with subtest("Make sure that invalid specialisation names are rejected"):
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machine.fail("nixos-rebuild switch")
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'';
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})
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