satellite/hosts/nixos/lapetus/services/zfs.nix

{ config, ... }: {
  # {{{ Zfs config 
  services.zfs = {
    trim.enable = true;
    autoScrub.enable = true;
  };
  # }}}
  # {{{ Sanoid config 
  # Sanoid allows me to configure snapshot frequency on a per-dataset basis.
  services.sanoid = {
    enable = true;

    # {{{ Data
    datasets."zroot/root/persist/data" = {
      autosnap = true;
      autoprune = true;
      recursive = true;
      yearly = 0;
      monthly = 12;
      weekly = 4;
      daily = 7;
      hourly = 24;
    };
    # }}}
    # {{{ State
    datasets."zroot/root/persist/state" = {
      autosnap = true;
      autoprune = true;
      recursive = true;
      yearly = 0;
      monthly = 1;
      weekly = 1;
      daily = 3;
      hourly = 6;
    };
    # }}}
  };
  # }}}
  # {{{ Syncoid 
  # Automatically sync certain snapshot to rsync.net
  services.syncoid = {
    enable = true;
    commands."zroot/root/persist/data".target = "root@rsync.net:zroot/root/persist/data";
    commands."zroot/root/persist/state".target = "root@rsync.net:zroot/root/persist/state";
  };
  # }}}
}