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{ kernelPackages ? null }:
import ../make-test-python.nix ({ pkgs, ... }: {
name = "lvm2-thinpool";
meta.maintainers = with pkgs.lib.maintainers; [ ajs124 ];
nodes.machine = { pkgs, lib, ... }: {
virtualisation.emptyDiskImages = [ 4096 ];
services.lvm = {
boot.thin.enable = true;
dmeventd.enable = true;
};
environment.systemPackages = with pkgs; [ xfsprogs ];
environment.etc."lvm/lvm.conf".text = ''
activation/thin_pool_autoextend_percent = 10
activation/thin_pool_autoextend_threshold = 80
'';
boot = lib.mkIf (kernelPackages != null) { inherit kernelPackages; };
};
testScript = ''
machine.succeed("vgcreate test_vg /dev/vdb")
machine.succeed("lvcreate -L 512M -T test_vg/test_thin_pool")
machine.succeed("lvcreate -n test_lv -V 16G --thinpool test_thin_pool test_vg")
machine.succeed("mkfs.xfs /dev/test_vg/test_lv")
machine.succeed("mkdir /mnt; mount /dev/test_vg/test_lv /mnt")
assert "/dev/mapper/test_vg-test_lv" == machine.succeed("findmnt -no SOURCE /mnt").strip()
machine.succeed("dd if=/dev/zero of=/mnt/empty.file bs=1M count=1024")
machine.succeed("journalctl -u dm-event.service | grep \"successfully resized\"")
machine.succeed("umount /mnt")
machine.succeed("vgchange -a n")
'';
})
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