77 lines
2 KiB
Nix
77 lines
2 KiB
Nix
# device-specific non-portable config
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{ pkgs
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, ...
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}:
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let
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uuids.efi = "D97E-A4D5";
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uuids.encroot = "a2c3c9ea-2c73-4786-bff7-5f0aa7097912";
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uuids.root = "dc669123-d6d3-447f-9ce3-c22587e5fa6a";
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uuids.encdata = "f1447692-fa7c-4bd6-9cb5-e44c13fddfe3";
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uuids.data = "fa754b1e-ac83-4851-bf16-88efcd40b657";
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uuids.swap = "01c21ed8-0f40-4892-825d-81f5ddb9a0a2";
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parts = builtins.mapAttrs (k: v: "/dev/disk/by-uuid/${v}") uuids;
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in
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{
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imports = [
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../hardware/msi-delta-15
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../hosts/nixmsi.nix
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];
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boot.initrd.systemd.enable = false;
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boot.initrd = {
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luks.devices.cryptroot = {
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device = parts.encroot;
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# see https://asalor.blogspot.de/2011/08/trim-dm-crypt-problems.html before enabling
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allowDiscards = true;
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};
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luks.devices.dataroot = {
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device = parts.encdata;
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allowDiscards = true;
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};
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};
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boot.loader.systemd-boot.enable = true;
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boot.loader.efi.canTouchEfiVariables = true;
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boot.kernelPackages = pkgs.linuxPackages_testing;
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boot.kernelParams = [ "boot.shell_on_fail" ];
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fileSystems = {
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"/" = { device = "none"; fsType = "tmpfs"; neededForBoot = true;
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options = [ "defaults" "size=2G" "mode=755" ]; };
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"/persist" =
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{ device = parts.root; fsType = "bcachefs"; neededForBoot = true;
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options = [ "discard=1" ]; };
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"/boot" = { device = parts.efi; fsType = "vfat"; neededForBoot = true; };
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"/data" = { device = parts.data; fsType = "btrfs";
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options = [ "discard=async" "compress=zstd:15" ]; };
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};
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impermanence.directories = [
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/root
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/home
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/nix
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];
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impermanence = {
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enable = true;
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path = /persist;
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};
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# fix for my realtek usb ethernet adapter
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services.tlp.settings.USB_DENYLIST = "0bda:8156";
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swapDevices = [ { device = parts.swap; } ];
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boot.resumeDevice = parts.swap;
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# dedupe
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services.beesd = {
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filesystems.dataroot = {
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spec = "UUID=${uuids.data}";
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hashTableSizeMB = 256;
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extraOptions = [ "--loadavg-target" "8.0" ];
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};
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};
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}
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