diff options
Diffstat (limited to 'nixpkgs/nixos/tests/misc.nix')
| -rw-r--r-- | nixpkgs/nixos/tests/misc.nix | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/nixpkgs/nixos/tests/misc.nix b/nixpkgs/nixos/tests/misc.nix new file mode 100644 index 000000000000..fb19b7060562 --- /dev/null +++ b/nixpkgs/nixos/tests/misc.nix @@ -0,0 +1,162 @@ +# Miscellaneous small tests that don't warrant their own VM run. + +import ./make-test-python.nix ({ pkgs, ...} : rec { + name = "misc"; + meta = with pkgs.lib.maintainers; { + maintainers = [ eelco ]; + }; + + foo = pkgs.writeText "foo" "Hello World"; + + machine = + { lib, ... }: + with lib; + { swapDevices = mkOverride 0 + [ { device = "/root/swapfile"; size = 128; } ]; + environment.variables.EDITOR = mkOverride 0 "emacs"; + documentation.nixos.enable = mkOverride 0 true; + systemd.tmpfiles.rules = [ "d /tmp 1777 root root 10d" ]; + virtualisation.fileSystems = { "/tmp2" = + { fsType = "tmpfs"; + options = [ "mode=1777" "noauto" ]; + }; + # Tests https://discourse.nixos.org/t/how-to-make-a-derivations-executables-have-the-s-permission/8555 + "/user-mount/point" = { + device = "/user-mount/source"; + fsType = "none"; + options = [ "bind" "rw" "user" "noauto" ]; + }; + "/user-mount/denied-point" = { + device = "/user-mount/denied-source"; + fsType = "none"; + options = [ "bind" "rw" "noauto" ]; + }; + }; + systemd.automounts = singleton + { wantedBy = [ "multi-user.target" ]; + where = "/tmp2"; + }; + users.users.sybil = { isNormalUser = true; group = "wheel"; }; + users.users.alice = { isNormalUser = true; }; + security.sudo = { enable = true; wheelNeedsPassword = false; }; + boot.kernel.sysctl."vm.swappiness" = 1; + boot.kernelParams = [ "vsyscall=emulate" ]; + system.extraDependencies = [ foo ]; + }; + + testScript = + '' + import json + + + def get_path_info(path): + result = machine.succeed(f"nix path-info --json {path}") + parsed = json.loads(result) + return parsed + + + with subtest("nix-db"): + info = get_path_info("${foo}") + + if ( + info[0]["narHash"] + != "sha256:0afw0d9j1hvwiz066z93jiddc33nxg6i6qyp26vnqyglpyfivlq5" + ): + raise Exception("narHash not set") + + if info[0]["narSize"] != 128: + raise Exception("narSize not set") + + with subtest("nixos-version"): + machine.succeed("[ `nixos-version | wc -w` = 2 ]") + + with subtest("nixos-rebuild"): + assert "NixOS module" in machine.succeed("nixos-rebuild --help") + + with subtest("Sanity check for uid/gid assignment"): + assert "4" == machine.succeed("id -u messagebus").strip() + assert "4" == machine.succeed("id -g messagebus").strip() + assert "users:x:100:" == machine.succeed("getent group users").strip() + + with subtest("Regression test for GMP aborts on QEMU."): + machine.succeed("expr 1 + 2") + + with subtest("the swap file got created"): + machine.wait_for_unit("root-swapfile.swap") + machine.succeed("ls -l /root/swapfile | grep 134217728") + + with subtest("whether kernel.poweroff_cmd is set"): + machine.succeed('[ -x "$(cat /proc/sys/kernel/poweroff_cmd)" ]') + + with subtest("whether the io cgroupv2 controller is properly enabled"): + machine.succeed("grep -q '\\bio\\b' /sys/fs/cgroup/cgroup.controllers") + + with subtest("whether we have a reboot record in wtmp"): + machine.shutdown + machine.wait_for_unit("multi-user.target") + machine.succeed("last | grep reboot >&2") + + with subtest("whether we can override environment variables"): + machine.succeed('[ "$EDITOR" = emacs ]') + + with subtest("whether hostname (and by extension nss_myhostname) works"): + assert "machine" == machine.succeed("hostname").strip() + assert "machine" == machine.succeed("hostname -s").strip() + + with subtest("whether systemd-udevd automatically loads modules for our hardware"): + machine.succeed("systemctl start systemd-udev-settle.service") + machine.wait_for_unit("systemd-udev-settle.service") + assert "mousedev" in machine.succeed("lsmod") + + with subtest("whether systemd-tmpfiles-clean works"): + machine.succeed( + "touch /tmp/foo", "systemctl start systemd-tmpfiles-clean", "[ -e /tmp/foo ]" + ) + # move into the future + machine.succeed( + 'date -s "@$(($(date +%s) + 1000000))"', + "systemctl start systemd-tmpfiles-clean", + ) + machine.fail("[ -e /tmp/foo ]") + + with subtest("whether automounting works"): + machine.fail("grep '/tmp2 tmpfs' /proc/mounts") + machine.succeed("touch /tmp2/x") + machine.succeed("grep '/tmp2 tmpfs' /proc/mounts") + + with subtest( + "Whether mounting by a user is possible with the `user` option in fstab (#95444)" + ): + machine.succeed("mkdir -p /user-mount/source") + machine.succeed("touch /user-mount/source/file") + machine.succeed("chmod -R a+Xr /user-mount/source") + machine.succeed("mkdir /user-mount/point") + machine.succeed("chown alice:users /user-mount/point") + machine.succeed("su - alice -c 'mount /user-mount/point'") + machine.succeed("su - alice -c 'ls /user-mount/point/file'") + with subtest( + "Whether mounting by a user is denied without the `user` option in fstab" + ): + machine.succeed("mkdir -p /user-mount/denied-source") + machine.succeed("touch /user-mount/denied-source/file") + machine.succeed("chmod -R a+Xr /user-mount/denied-source") + machine.succeed("mkdir /user-mount/denied-point") + machine.succeed("chown alice:users /user-mount/denied-point") + machine.fail("su - alice -c 'mount /user-mount/denied-point'") + + with subtest("shell-vars"): + machine.succeed('[ -n "$NIX_PATH" ]') + + with subtest("nix-db"): + machine.succeed("nix-store -qR /run/current-system | grep nixos-") + + with subtest("Test sysctl"): + machine.wait_for_unit("systemd-sysctl.service") + assert "1" == machine.succeed("sysctl -ne vm.swappiness").strip() + machine.execute("sysctl vm.swappiness=60") + assert "60" == machine.succeed("sysctl -ne vm.swappiness").strip() + + with subtest("Test boot parameters"): + assert "vsyscall=emulate" in machine.succeed("cat /proc/cmdline") + ''; +}) |