100 lines
2.7 KiB
Nix
100 lines
2.7 KiB
Nix
{ pkgs, config, lib, modulesPath, microvm, disko, agenix, machines, dns, machine, nixos-hardware, ... }: {
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imports = [
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(modulesPath + "/installer/scan/not-detected.nix")
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microvm.nixosModules.host
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nixos-hardware.nixosModules.raspberry-pi-4
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];
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config = {
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fileSystems = {
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"/" = {
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device = "/dev/disk/by-label/NIXOS_SD";
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fsType = "ext4";
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options = [ "noatime" ];
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};
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};
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# boot.loader.grub.device = "/dev/sda";
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# boot.loader.grub.enable = true;
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# boot.loader.grub.efiSupport = true;
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# boot.loader.grub.efiInstallAsRemovable = true;
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# boot.loader.grub.device = "nodev";
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# boot = {
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# # kernelModules = [ "kvm-intel" ];
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# kernelModules = [ ];
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# extraModulePackages = [ ];
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# initrd = {
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# availableKernelModules = [
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# "ahci"
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# "xhci_pci"
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# "nvme"
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# "usbhid"
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# "usb_storage"
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# "sd_mod"
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# "sdhci_pci"
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# ];
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# kernelModules = [ ];
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# };
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# loader = {
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# # systemd-boot.enable = true;
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# efi.canTouchEfiVariables = true;
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# };
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# };
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nixpkgs = {
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config.allowUnfree = true;
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# hostPlatform = machine.arch;
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};
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# hardware.cpu.intel.updateMicrocode = config.hardware.enableRedistributableFirmware;
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age.identityPaths = [ "/etc/age_ed25519" ];
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nix = {
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package = pkgs.nixFlakes;
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extraOptions = ''
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experimental-features = nix-command flakes
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'';
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};
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system = {
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stateVersion = "23.05";
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activationScripts.diff = ''
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if [[ -e /run/current-system ]]; then
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${pkgs.nix}/bin/nix store diff-closures /run/current-system "$systemConfig"
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fi
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'';
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};
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microvm.vms =
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let
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vmsForHypervisor = lib.filterAttrs (n: v: v.type == "virtual" && v.hypervisorName == config.networking.hostName) machines;
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in
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builtins.mapAttrs
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(name: vm:
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{
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# Do not restart virtual machines to apply configuration changes.
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# While conceptually this seems useful, it could result in annoying situations.
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# For example, changing the default VM configuration will restart ALL VMs simultaneously, causing a lot of stress on the servers.
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# Downside of not restarting, is that we may need to do this manually now to apply changes.
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restartIfChanged = false;
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specialArgs = {
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inherit agenix disko pkgs lib microvm dns;
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machine = vm;
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hypervisorConfig = config;
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};
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config.imports = [
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./.
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{ networking.hostName = name; }
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];
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}
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)
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vmsForHypervisor;
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};
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}
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