nixpkgs/nixos/tests/zfs.nix

231 lines
8.0 KiB
Nix

{ system ? builtins.currentSystem,
config ? {},
pkgs ? import ../.. { inherit system config; }
}:
with import ../lib/testing-python.nix { inherit system pkgs; };
let
makeZfsTest = name:
{ kernelPackage ? if enableUnstable
then pkgs.zfsUnstable.latestCompatibleLinuxPackages
else pkgs.linuxPackages
, enableUnstable ? false
, extraTest ? ""
}:
makeTest {
name = "zfs-" + name;
meta = with pkgs.lib.maintainers; {
maintainers = [ adisbladis elvishjerricco ];
};
nodes.machine = { pkgs, lib, ... }:
let
usersharePath = "/var/lib/samba/usershares";
in {
virtualisation = {
emptyDiskImages = [ 4096 4096 ];
useBootLoader = true;
useEFIBoot = true;
};
boot.loader.systemd-boot.enable = true;
boot.loader.timeout = 0;
boot.loader.efi.canTouchEfiVariables = true;
networking.hostId = "deadbeef";
boot.kernelPackages = kernelPackage;
boot.supportedFilesystems = [ "zfs" ];
boot.zfs.enableUnstable = enableUnstable;
environment.systemPackages = [ pkgs.parted ];
# /dev/disk/by-id doesn't get populated in the NixOS test framework
boot.zfs.devNodes = "/dev/disk/by-uuid";
specialisation.samba.configuration = {
services.samba = {
enable = true;
extraConfig = ''
registry shares = yes
usershare path = ${usersharePath}
usershare allow guests = yes
usershare max shares = 100
usershare owner only = no
'';
};
systemd.services.samba-smbd.serviceConfig.ExecStartPre =
"${pkgs.coreutils}/bin/mkdir -m +t -p ${usersharePath}";
virtualisation.fileSystems = {
"/tmp/mnt" = {
device = "rpool/root";
fsType = "zfs";
};
};
};
specialisation.encryption.configuration = {
boot.zfs.requestEncryptionCredentials = [ "automatic" ];
virtualisation.fileSystems."/automatic" = {
device = "automatic";
fsType = "zfs";
};
virtualisation.fileSystems."/manual" = {
device = "manual";
fsType = "zfs";
};
virtualisation.fileSystems."/manual/encrypted" = {
device = "manual/encrypted";
fsType = "zfs";
options = [ "noauto" ];
};
};
specialisation.forcepool.configuration = {
systemd.services.zfs-import-forcepool.wantedBy = lib.mkVMOverride [ "forcepool.mount" ];
systemd.targets.zfs.wantedBy = lib.mkVMOverride [];
boot.zfs.forceImportAll = true;
virtualisation.fileSystems."/forcepool" = {
device = "forcepool";
fsType = "zfs";
options = [ "noauto" ];
};
};
};
testScript = ''
machine.wait_for_unit("multi-user.target")
machine.succeed(
"zpool status",
"parted --script /dev/vdc mklabel msdos",
"parted --script /dev/vdc -- mkpart primary 1024M -1s",
"parted --script /dev/vdd mklabel msdos",
"parted --script /dev/vdd -- mkpart primary 1024M -1s",
)
with subtest("sharesmb works"):
machine.succeed(
"zpool create rpool /dev/vdc1",
"zfs create -o mountpoint=legacy rpool/root",
# shared datasets cannot have legacy mountpoint
"zfs create rpool/shared_smb",
"bootctl set-default nixos-generation-1-specialisation-samba.conf",
"sync",
)
machine.crash()
machine.wait_for_unit("multi-user.target")
machine.succeed(
"zfs set sharesmb=on rpool/shared_smb",
"zfs share rpool/shared_smb",
"smbclient -gNL localhost | grep rpool_shared_smb",
"umount /tmp/mnt",
"zpool destroy rpool",
)
with subtest("encryption works"):
machine.succeed(
'echo password | zpool create -O mountpoint=legacy '
+ "-O encryption=aes-256-gcm -O keyformat=passphrase automatic /dev/vdc1",
"zpool create -O mountpoint=legacy manual /dev/vdd1",
"echo otherpass | zfs create "
+ "-o encryption=aes-256-gcm -o keyformat=passphrase manual/encrypted",
"bootctl set-default nixos-generation-1-specialisation-encryption.conf",
"sync",
"zpool export automatic",
"zpool export manual",
)
machine.crash()
machine.start()
machine.wait_for_console_text("Starting password query on")
machine.send_console("password\n")
machine.wait_for_unit("multi-user.target")
machine.succeed(
"zfs get keystatus manual/encrypted | grep unavailable",
"echo otherpass | zfs load-key manual/encrypted",
"systemctl start manual-encrypted.mount",
"umount /automatic /manual/encrypted /manual",
"zpool destroy automatic",
"zpool destroy manual",
)
with subtest("boot.zfs.forceImportAll works"):
machine.succeed(
"rm /etc/hostid",
"zgenhostid deadcafe",
"zpool create forcepool /dev/vdc1 -O mountpoint=legacy",
"bootctl set-default nixos-generation-1-specialisation-forcepool.conf",
"rm /etc/hostid",
"sync",
)
machine.crash()
machine.wait_for_unit("multi-user.target")
machine.fail("zpool import forcepool")
machine.succeed(
"systemctl start forcepool.mount",
"mount | grep forcepool",
)
'' + extraTest;
};
in {
stable = makeZfsTest "stable" { };
unstable = makeZfsTest "unstable" {
enableUnstable = true;
};
installer = (import ./installer.nix { }).zfsroot;
expand-partitions = makeTest {
name = "multi-disk-zfs";
nodes = {
machine = { pkgs, ... }: {
environment.systemPackages = [ pkgs.parted ];
boot.supportedFilesystems = [ "zfs" ];
networking.hostId = "00000000";
virtualisation = {
emptyDiskImages = [ 20480 20480 20480 20480 20480 20480 ];
};
specialisation.resize.configuration = {
services.zfs.expandOnBoot = [ "tank" ];
};
};
};
testScript = { nodes, ... }:
''
start_all()
machine.wait_for_unit("default.target")
print(machine.succeed('mount'))
print(machine.succeed('parted --script /dev/vdb -- mklabel gpt'))
print(machine.succeed('parted --script /dev/vdb -- mkpart primary 1M 70M'))
print(machine.succeed('parted --script /dev/vdc -- mklabel gpt'))
print(machine.succeed('parted --script /dev/vdc -- mkpart primary 1M 70M'))
print(machine.succeed('zpool create tank mirror /dev/vdb1 /dev/vdc1 mirror /dev/vdd /dev/vde mirror /dev/vdf /dev/vdg'))
print(machine.succeed('zpool list -v'))
print(machine.succeed('mount'))
start_size = int(machine.succeed('df -k --output=size /tank | tail -n1').strip())
print(machine.succeed("/run/current-system/specialisation/resize/bin/switch-to-configuration test >&2"))
machine.wait_for_unit("zpool-expand-pools.service")
machine.wait_for_unit("zpool-expand@tank.service")
print(machine.succeed('zpool list -v'))
new_size = int(machine.succeed('df -k --output=size /tank | tail -n1').strip())
if (new_size - start_size) > 20000000:
print("Disk grew appropriately.")
else:
print(f"Disk went from {start_size} to {new_size}, which doesn't seem right.")
exit(1)
'';
};
}