155 lines
3.4 KiB
Nix
155 lines
3.4 KiB
Nix
{ lib, config, ... }:
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let
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cfg = config.bagel.hardware.raito-vm;
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inherit (lib) mkEnableOption mkIf mkOption types;
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in
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{
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options.bagel.hardware.raito-vm = {
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enable = mkEnableOption "Raito's VM hardware defaults";
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networking = {
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nat-lan-mac = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = "MAC address for the NAT-LAN interface, autoconfigured via DHCP";
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};
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wan = {
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address = mkOption {
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type = types.str;
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description = "IPv6 prefix for WAN. Ask Raito when in doubt.";
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};
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mac = mkOption {
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type = types.str;
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description = "MAC address for the WAN interface.";
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};
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};
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};
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};
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config = mkIf cfg.enable {
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services.qemuGuest.enable = true;
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systemd.network.enable = true;
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networking.useDHCP = lib.mkDefault false;
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systemd.network.networks."10-nat-lan" = {
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matchConfig.Name = "nat-lan";
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linkConfig.RequiredForOnline = true;
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DHCP = "yes";
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};
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systemd.network.links."10-nat-lan" = {
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matchConfig.MACAddress = cfg.networking.nat-lan-mac;
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linkConfig.Name = "nat-lan";
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};
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systemd.network.networks."10-wan" = {
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matchConfig.Name = "wan";
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linkConfig.RequiredForOnline = true;
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networkConfig.Address = [ cfg.networking.wan.address ];
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};
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systemd.network.links."10-wan" = {
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matchConfig.MACAddress = cfg.networking.wan.mac;
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linkConfig.Name = "wan";
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};
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boot.loader.systemd-boot.enable = true;
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boot.initrd.kernelModules = [
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"virtio_balloon"
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"virtio_console"
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"virtio_rng"
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];
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boot.initrd.availableKernelModules = [
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"9p"
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"9pnet_virtio"
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"ata_piix"
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"nvme"
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"sr_mod"
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"uhci_hcd"
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"virtio_blk"
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"virtio_mmio"
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"virtio_net"
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"virtio_pci"
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"virtio_scsi"
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"xhci_pci"
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];
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fileSystems."/boot" = {
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device = "/dev/disk/by-label/BOOT";
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fsType = "vfat";
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};
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swapDevices = [ { device = "/dev/disk/by-label/swap"; } ];
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boot.initrd.luks.devices.root = {
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device = "/dev/disk/by-label/root";
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# WARNING: Leaks some metadata, see cryptsetup man page for --allow-discards.
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# allowDiscards = true;
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# Set your own key with:
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# cryptsetup luksChangeKey /dev/disk/by-label/root --key-file=/dev/zero --keyfile-size=1
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# You can then delete the rest of this block.
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keyFile = "/dev/zero";
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keyFileSize = 1;
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fallbackToPassword = true;
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};
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fileSystems."/" = {
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device = "/dev/mapper/root";
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fsType = "btrfs";
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options = [
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"subvol=root"
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"compress=zstd"
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"noatime"
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];
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};
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fileSystems."/home" = {
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device = "/dev/mapper/root";
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fsType = "btrfs";
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options = [
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"subvol=home"
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"compress=zstd"
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"noatime"
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];
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};
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fileSystems."/nix" = {
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device = "/dev/mapper/root";
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fsType = "btrfs";
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options = [
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"subvol=nix"
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"compress=zstd"
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"noatime"
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];
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neededForBoot = true;
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};
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fileSystems."/etc" = {
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device = "/dev/mapper/root";
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fsType = "btrfs";
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options = [
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"subvol=etc"
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"compress=zstd"
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"noatime"
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];
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};
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fileSystems."/var" = {
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device = "/dev/mapper/root";
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fsType = "btrfs";
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options = [
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"subvol=var"
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"compress=zstd"
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"noatime"
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];
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neededForBoot = true;
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};
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};
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}
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