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{ config, lib, pkgs, ... }:
{
boot = {
initrd.kernelModules = [ "zfs" ];
kernelModules = [ "zfs" ];
supportedFilesystems = [ "zfs" ];
zfs.devNodes = "/dev/";
loader.grub.zfsSupport = true;
};
services.zfs = {
trim.enable = true;
autoScrub.enable = true;
autoScrub.pools = [ "rpool" ];
};
services.prometheus.exporters = {
zfs.enable = true;
smartctl.enable = true;
};
# For allowing smartctl prometheus exporter access to nvme disks
services.udev.extraRules = ''
SUBSYSTEM=="nvme", KERNEL=="nvme[0-9]*", GROUP="disk"
'';
fileSystems = {
"/" = {
device = "rpool/root";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/nix" = {
device = "rpool/root/nix";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/etc" = {
device = "rpool/root/etc";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/home" = {
device = "rpool/root/home";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/srv" = {
device = "rpool/root/srv";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var" = {
device = "rpool/root/var";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/lib" = {
device = "rpool/root/var/lib";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/lib/rancher" = {
device = "rpool/root/var/lib/rancher";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/lib/containers" = {
device = "rpool/root/var/lib/containers";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/lib/etcd" = {
device = "rpool/root/var/lib/etcd";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/log" = {
device = "rpool/root/var/log";
fsType = "zfs";
options = [ "zfsutil" ];
};
"/var/spool" = {
device = "rpool/root/var/spool";
fsType = "zfs";
options = [ "zfsutil" ];
};
};
}
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