{ config, lib, ... }:
let
  cfg = config.custom.services.zfsReplication;
in
{
  options.custom.services.zfsReplication.enable = lib.mkOption {
    type = lib.types.bool;
    default = false;
  };

  config = lib.mkIf cfg.enable {
    services.zfs.autoReplication = {
      enable = true;
      host = "zfs-backup.vsinerva.fi";
      identityFilePath = "/etc/ssh/ssh_host_ed25519_key";
      localFilesystem = "zroot";
      remoteFilesystem = "zroot/backups/${config.networking.hostName}";
      username = "root";
    };
    services.openssh.knownHosts."zfs-backup.vsinerva.fi".publicKey =
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOWGvIc4sq+WzPqT2y003zga3StMgj7F8vwTjNkZ//d8";
  };
}