server-configs/machines/gerd/disk-zfs.nix

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2024-08-08 12:16:04 +00:00
{ lib, ... }:
let
makeZFSDatasets = datasets: (lib.mapAttrs' (n: v: lib.nameValuePair v.dataset ({
type = "zfs_fs";
mountpoint = n;
options.mountpoint = "legacy";
} // (if v ? extra then v.extra else {}))) datasets);
in {
disko.devices = {
disk.disk1 = {
type = "disk";
device = lib.mkDefault "/dev/sda";
content = {
type = "gpt";
partitions = {
boot = {
name = "boot";
size = "1M";
type = "EF02";
};
esp = {
name = "ESP";
size = "500M";
type = "EF00";
content = {
type = "filesystem";
format = "vfat";
mountpoint = "/boot";
};
};
luks = {
size = "100%";
content = {
type = "luks";
name = "cryptroot";
settings.allowDiscards = true;
# passwordFile = "/tmp/luks.pass";
content = {
type = "zfs";
pool = "rpool";
};
};
};
};
};
};
zpool = {
rpool = {
type = "zpool";
# rootFsOptions.compression = "zstd";
rootFsOptions = {
compression = "on";
atime = "off";
acltype = "posixacl";
xattr = "sa";
# test
# "com.sun:auto-snapshot" = "false";
# "com.klarasystems:vdev_zaps_v2" = "false";
};
datasets = let
baseDatasets = {
"/" = { dataset = "root"; extra = { postCreateHook = "zfs snapshot rpool/root@blank"; }; };
"/nix".dataset = "local/nix";
"/state/stash".dataset = "local/stash";
"/state/home".dataset = "safe/home";
"/state/root".dataset = "safe/persistent";
# extra datasets
"/srv/forgejo" = { dataset = "safe/svcs/forgejo"; extra.options.quota = "5G"; };
};
in (makeZFSDatasets baseDatasets);
};
};
};
}