144 lines
3.1 KiB
Nix
144 lines
3.1 KiB
Nix
{ zentralwerk, config, lib, pkgs, ... }:
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{
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imports = [
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./soapysdr.nix
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./readsb.nix
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];
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c3d2 = {
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isInHq = false;
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hq.statistics.enable = true;
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pi-sensors = if true then [] else [ {
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type = "dht22";
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pin = 17;
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location = "Schrank";
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} {
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type = "dht22";
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pin = 23;
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location = "Aussen";
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} ];
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# unless you automate walking up to the roof, do never enable
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# automatic updates for this machine!
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autoUpdate = lib.mkForce false;
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};
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boot = {
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loader = {
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# generates entry for u-boot
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generic-extlinux-compatible.enable = true;
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grub.enable = false;
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raspberryPi = {
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# don't use rpi bootloader shit
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enable = false;
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version = 4;
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firmwareConfig = ''
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gpu_mem=192
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dtparam=audio=on
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'';
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};
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};
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kernelPackages = pkgs.linuxPackages_latest;
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kernelParams = lib.mkForce [
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"console=tty0"
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# allow GPIO access
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"iomem=relaxed" "strict-devmem=0"
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];
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# No ZFS on latest kernel:
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supportedFilesystems = lib.mkForce [ "vfat" "ext4" ];
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tmpOnTmpfs = true;
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extraModulePackages = [ ];
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initrd = {
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availableKernelModules = [ "usbhid" ];
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kernelModules = [ ];
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};
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kernelModules = [ ];
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};
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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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};
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"/boot/firmware" = {
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device = "/dev/disk/by-label/FIRMWARE";
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fsType = "vfat";
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};
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};
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swapDevices = [ ];
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hardware = {
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deviceTree.enable = false;
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enableRedistributableFirmware = true;
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};
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powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
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nixpkgs.config.packageOverrides = pkgs: {
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makeModulesClosure = x:
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# prevent kernel install fail due to missing modules
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pkgs.makeModulesClosure (x // { allowMissing = true; });
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};
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nix.settings = {
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cores = 4;
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max-jobs = 2;
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};
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sops = {
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age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
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defaultSopsFile = ./secrets.yaml;
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};
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networking = {
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hostName = "radiobert"; # Define your hostname.
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useDHCP = false;
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interfaces.eth0.ipv4.addresses = [{
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address = config.c3d2.hosts."${config.networking.hostName}".ip4;
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prefixLength = zentralwerk.lib.config.site.net.serv.subnet4Len;
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}];
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defaultGateway = "172.20.73.1";
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firewall.enable = false;
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nameservers = [ "172.20.73.8" "9.9.9.9" ];
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};
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environment.systemPackages = with pkgs; [
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libraspberrypi
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raspberrypi-eeprom
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vim
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wget
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];
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programs.tmux.enable = true;
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services = {
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# Do not log to flash:
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journald.extraConfig = ''
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Storage=volatile
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'';
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openssh = {
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enable = true;
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};
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# Allow access to USB
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udev.extraRules = ''
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SUBSYSTEM=="usb", MODE:="0666"
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'';
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};
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systemd.extraConfig = ''
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# Keep cores 2-3 exclusive for SDR processing
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CPUAffinity=0-1
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'';
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systemd.services = {
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soapysdr-server.serviceConfig.CPUAffinity = "2-2";
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readsdb.serviceConfig.CPUAffinity = "3-3";
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};
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system.stateVersion = "21.05"; # Did you read the comment?
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}
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