nixos/tests: add non-default-filesystems test

Changed files
+55
nixos
+1
nixos/tests/all-tests.nix
···
nixpkgs = pkgs.callPackage ../modules/misc/nixpkgs/test.nix { inherit evalMinimalConfig; };
node-red = handleTest ./node-red.nix {};
nomad = handleTest ./nomad.nix {};
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non-default-filesystems = handleTest ./non-default-filesystems.nix {};
noto-fonts = handleTest ./noto-fonts.nix {};
novacomd = handleTestOn ["x86_64-linux"] ./novacomd.nix {};
nsd = handleTest ./nsd.nix {};
+54
nixos/tests/non-default-filesystems.nix
···
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import ./make-test-python.nix ({ lib, pkgs, ... }:
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{
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name = "non-default-filesystems";
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nodes.machine =
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{ config, pkgs, lib, ... }:
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let
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disk = config.virtualisation.bootDevice;
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in
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{
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virtualisation.useDefaultFilesystems = false;
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boot.initrd.availableKernelModules = [ "btrfs" ];
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boot.supportedFilesystems = [ "btrfs" ];
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boot.initrd.postDeviceCommands = ''
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FSTYPE=$(blkid -o value -s TYPE ${disk} || true)
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if test -z "$FSTYPE"; then
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modprobe btrfs
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${pkgs.btrfs-progs}/bin/mkfs.btrfs ${disk}
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mkdir /nixos
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mount -t btrfs ${disk} /nixos
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${pkgs.btrfs-progs}/bin/btrfs subvolume create /nixos/root
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${pkgs.btrfs-progs}/bin/btrfs subvolume create /nixos/home
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umount /nixos
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fi
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'';
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virtualisation.fileSystems = {
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"/" = {
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device = disk;
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fsType = "btrfs";
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options = [ "subvol=/root" ];
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};
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"/home" = {
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device = disk;
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fsType = "btrfs";
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options = [ "subvol=/home" ];
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};
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};
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};
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testScript = ''
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machine.wait_for_unit("multi-user.target")
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with subtest("BTRFS filesystems are mounted correctly"):
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machine.succeed("grep -E '/dev/vda / btrfs rw,relatime,space_cache=v2,subvolid=[0-9]+,subvol=/root 0 0' /proc/mounts")
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machine.succeed("grep -E '/dev/vda /home btrfs rw,relatime,space_cache=v2,subvolid=[0-9]+,subvol=/home 0 0' /proc/mounts")
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'';
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})