510 lines
15 KiB
Nix
510 lines
15 KiB
Nix
{ config, pkgs, lib, inputs, ... }:
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let
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ci-secrets = import ../../ci-secrets.nix;
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klipperScreenConfig = builtins.toFile "KlipperConfig.conf" ''
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[printer Kodak]
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moonraker_host: localhost
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moonraker_port: 7125
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'';
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# ${pkgs.wlr-randr}/bin/wlr-randr --output HDMI-A-1 --transform 180
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cageScript = pkgs.writeScriptBin "klipperCageScript" ''
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#!${pkgs.runtimeShell}
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sounds=( /home/ar/startup-sounds/* )
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${pkgs.mpv}/bin/mpv ''${sounds[ $RANDOM % ''${#sounds[@]}]} &
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${pkgs.klipperscreen}/bin/KlipperScreen --configfile ${klipperScreenConfig}
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'';
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klipperHostMcu = "${
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pkgs.klipper-firmware.override { firmwareConfig = ./klipper-rpi.cfg; }
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}/klipper.elf";
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in {
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# https://en.wikipedia.org/wiki/Aka_Manto
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networking.hostName = "akamanto";
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deployment.buildOnTarget = lib.mkForce false;
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deployment.tags = [ "reachable-hs" ];
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imports = with inputs.self.nixosModules; [
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"${inputs.nixpkgs}/nixos/modules/installer/sd-card/sd-image.nix"
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common
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# inputs.impermanence.nixosModule
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];
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# don't want to pull in all of installer stuff, so we need to copy some things from sd-image-aarch64.nix:
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sdImage = {
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compressImage = false;
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imageName =
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"${config.sdImage.imageBaseName}-${pkgs.stdenv.hostPlatform.system}-${config.networking.hostName}.img";
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populateFirmwareCommands = let
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configTxt = pkgs.writeText "config.txt" ''
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[pi3]
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kernel=u-boot-rpi3.bin
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[all]
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# Boot in 64-bit mode.
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arm_64bit=1
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# U-Boot needs this to work, regardless of whether UART is actually used or not.
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# Look in arch/arm/mach-bcm283x/Kconfig in the U-Boot tree to see if this is still
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# a requirement in the future.
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enable_uart=1
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# Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
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# when attempting to show low-voltage or overtemperature warnings.
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avoid_warnings=1
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'';
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in ''
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(cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf $NIX_BUILD_TOP/firmware/)
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# Add the config
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cp ${configTxt} firmware/config.txt
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# Add pi3 specific files
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cp ${pkgs.ubootRaspberryPi3_64bit}/u-boot.bin firmware/u-boot-rpi3.bin
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'';
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populateRootCommands = ''
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mkdir -p ./files/boot
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${config.boot.loader.generic-extlinux-compatible.populateCmd} -c ${config.system.build.toplevel} -d ./files/boot
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'';
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};
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hardware.enableRedistributableFirmware = lib.mkForce false;
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hardware.firmware = with pkgs; [ raspberrypiWirelessFirmware wireless-regdb ];
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boot = {
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# revisit https://github.com/NixOS/nixpkgs/issues/154163 if actually needed
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# kernelPackages = pkgs.linuxPackages_rpi3;
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# camera, kernel side
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kernelModules = [ "bcm2835-v4l2" ];
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# avoid building zfs
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supportedFilesystems = lib.mkForce [ "vfat" "ext4" ];
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kernelParams = [ "console=ttyS1,115200n8" ]; # "fbcon=rotate:2"
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loader.grub.enable = false;
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loader.generic-extlinux-compatible.enable = true;
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};
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environment.etc."wifi-secrets".text = ci-secrets.wifi;
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microvm.host.enable = false;
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systemd.network.enable = lib.mkForce false;
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networking = {
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useDHCP = true;
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wireless = {
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enable = true;
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environmentFile = "/etc/wifi-secrets";
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networks."hackerspace.pl-guests".psk = "@HSWAW_WIFI@";
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networks."hackerspace.pl-guests-5G".psk = "@HSWAW_WIFI@";
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};
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};
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networking.firewall.enable = false;
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services.avahi = {
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enable = true;
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publish = {
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enable = true;
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addresses = true;
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workstation = true;
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userServices = true;
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};
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};
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users.users.root.hashedPassword =
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"$y$j9T$.1ogQkT5J95hEFkgp9esc0$rneVdOpPwPDsgAckJsXJmzgVEENPkFWHWKgca2mVz6D";
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users.mutableUsers = false;
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users.users.ar = {
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extraGroups = [ "video" "dialout" "plugdev" "pipewire" ];
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};
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documentation = {
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enable = lib.mkForce false;
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} // builtins.listToAttrs (map (x: {
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name = x;
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value = { enable = lib.mkForce false; };
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}) [ "man" "info" "nixos" "doc" "dev" ]);
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services.openssh.settings.PasswordAuthentication = lib.mkForce true;
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services.openssh.settings.PermitRootLogin = lib.mkForce "yes";
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hardware.opengl.enable = true;
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# strictly for shits and giggles
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sound.enable = true;
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security.rtkit.enable = true;
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services.pipewire = {
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enable = true;
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systemWide = true;
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alsa.enable = true;
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pulse.enable = true;
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jack.enable = true;
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};
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hardware.bluetooth = {
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enable = true;
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package = pkgs.bluez;
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};
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services.udisks2 = {
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enable = true;
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mountOnMedia = true;
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};
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# diet
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boot.binfmt.emulatedSystems = lib.mkForce [ ];
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environment.systemPackages = with pkgs;
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lib.mkForce [
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# strictly required
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coreutils
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nix
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systemd
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# shell's required and not automatically pulled in
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zsh
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bashInteractive
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# avoid warnings
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gnugrep
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(glibcLocales.override {
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allLocales = false;
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locales =
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[ "en_US.UTF-8/UTF-8" "en_CA.UTF-8/UTF-8" "en_DK.UTF-8/UTF-8" ];
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})
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# nice-to-haves
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procps
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openssh
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findutils
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iproute2
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# strictly unnecessary
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mpv
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alsa-utils
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bluez
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pipewire
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];
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programs.nix-index.enable = lib.mkForce false;
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services.journald.extraConfig = ''
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Storage=volatile
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'';
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systemd.coredump.enable = false;
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services.lvm.enable = lib.mkForce false;
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# strictly printer stuff below
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systemd.services.klipper-mcu-rpi = {
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description = "Klipper 3D host mcu";
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wantedBy = [ "multi-user.target" ];
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before = [ "klipper.service" ];
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serviceConfig = {
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DynamicUser = true;
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User = "klipper";
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RuntimeDirectory = "klipper-mcu";
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StateDirectory = "klipper";
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SupplementaryGroups = [ "dialout" "pipewire" ];
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OOMScoreAdjust = "-999";
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CPUSchedulingPolicy = "rr";
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CPUSchedulingPriority = 99;
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IOSchedulingClass = "realtime";
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IOSchedulingPriority = 0;
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ExecStart = "${klipperHostMcu} -I /run/klipper-mcu/mcu-rpi";
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ReadWritePaths = "/dev/gpiochip0";
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};
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};
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systemd.services.klipper.serviceConfig = {
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SupplementaryGroups = [ "dialout" "pipewire" ];
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ReadWritePaths = "/var/lib/moonraker/config";
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};
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## uncomment if you need manual config changes
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#systemd.services.klipper.serviceConfig = {
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# ExecStart = lib.mkForce [
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# ""
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# "${pkgs.klipper}/bin/klippy --input-tty=/run/klipper/tty --api-server=/run/klipper/api /var/lib/moonraker/config/klipper.cfg"
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# ];
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# ReadWritePaths = "/var/lib/moonraker/config/";
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#};
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services.klipper = {
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enable = true;
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mutableConfig = false;
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firmwares = {
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mcu = {
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enableKlipperFlash = false;
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enable = true;
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configFile = ./klipper-smoothie.cfg;
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serial =
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"/dev/serial/by-id/usb-Klipper_lpc1769_05E0FF0B27201CAF6CDBCA59C62000F5-if00";
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package = pkgs.klipper-firmware.override { };
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};
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};
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# imported using:
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# sed -r -e 's/^([^:]*):/\1=/' -e 's/=(.{1,})$/="\1"/' -e '/^\[.*[ ]/s/\[(.*)\]/["\1"]/' klipper-printer.cfg > klipper-printer.toml
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# + some small fixes
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# + nix repl :p fromTOML (builtins.readFile ( ./. + "/klipper-printer.toml"))
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settings = {
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printer = {
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kinematics = "corexy";
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max_accel = "2000";
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max_velocity = "300";
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max_z_accel = "100";
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max_z_velocity = "5";
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};
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mcu = {
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serial =
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"/dev/serial/by-id/usb-Klipper_lpc1769_05E0FF0B27201CAF6CDBCA59C62000F5-if00";
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};
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"mcu rpi" = { serial = "/run/klipper-mcu/mcu-rpi"; };
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virtual_sdcard = { path = "/var/lib/moonraker/gcodes"; };
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pause_resume = { };
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display_status = { };
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exclude_object = { };
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force_move = { enable_force_move = "true"; };
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idle_timeout = {
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timeout = 1800;
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gcode = [ "TURN_OFF_HEATERS" ];
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};
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save_variables = {
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filename = "/var/lib/moonraker/config/variables.cfg";
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};
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bed_mesh = {
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horizontal_move_z = "5";
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mesh_max = "210, 200";
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mesh_min = "5, 5";
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probe_count = "5, 5";
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speed = "120";
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};
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"bed_mesh default" = {
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version = 1;
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x_count = 5;
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y_count = 5;
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mesh_x_pps = 2;
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mesh_y_pps = 2;
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algo = "lagrange";
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tension = 0.2;
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min_x = 5.0;
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max_x = 210.0;
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min_y = 5.0;
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max_y = 200.0;
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# klippy is, apparently, very specific about bed mesh formatting
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points = "\n" + lib.concatStringsSep "\n" (map (s: " " + s)
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(map (l: lib.concatStringsSep ", " l) [
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[ "-0.747500" "-0.752500" "-0.776250" "-0.851250" "-0.990625" ]
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[ "-0.590000" "-0.582500" "-0.588750" "-0.688750" "-0.839375" ]
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[ "-0.376875" "-0.362500" "-0.388750" "-0.464375" "-0.623750" ]
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[ "-0.184375" "-0.220000" "-0.208750" "-0.221250" "-0.361875" ]
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[ "0.128125" "0.078750" "0.065000" "0.038750" "-0.075625" ]
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]));
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};
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probe = {
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pin = "P1.25";
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z_offset = "-0.300";
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};
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safe_z_home = { home_xy_position = "110, 110"; };
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"temperature_sensor ambient" = {
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sensor_pin = "P0.26";
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sensor_type = "ATC Semitec 104GT-2";
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};
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"temperature_sensor rpi" = { sensor_type = "temperature_host"; };
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fan = { pin = "P2.4"; };
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"fan_generic exhaust" = { pin = "P2.6"; };
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firmware_retraction = {
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retract_length = "5.5";
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retract_speed = "45";
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};
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heater_bed = {
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control = "watermark";
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heater_pin = "P2.5";
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max_temp = "130";
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min_temp = "0";
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sensor_pin = "P0.25";
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sensor_type = "Honeywell 100K 135-104LAG-J01";
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};
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extruder = {
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control = "pid";
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dir_pin = "!P0.5";
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enable_pin = "!P0.4";
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filament_diameter = "1.750";
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heater_pin = "P2.7";
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max_temp = "295";
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microsteps = "32";
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min_temp = "0";
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nozzle_diameter = "0.400";
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max_extrude_cross_section = "2.56";
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pid_Kd = "160";
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pid_Ki = "2.318";
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pid_Kp = "38.5";
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rotation_distance = "8.07";
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sensor_pin = "P0.23";
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sensor_type = "ATC Semitec 104GT-2";
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step_pin = "P2.0";
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};
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extruder1 = {
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control = "pid";
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dir_pin = "P0.11";
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enable_pin = "!P0.10";
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filament_diameter = "1.750";
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heater_pin = "P1.23";
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max_temp = "265";
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microsteps = "32";
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min_temp = "0";
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nozzle_diameter = "0.400";
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max_extrude_cross_section = "2.56";
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pid_Kd = "160";
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pid_Ki = "2.318";
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pid_Kp = "38.5";
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rotation_distance = "8.07";
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sensor_pin = "P0.24";
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sensor_type = "ATC Semitec 104GT-2";
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step_pin = "P2.1";
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};
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stepper_x = {
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dir_pin = "!P0.22";
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enable_pin = "!P0.21";
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endstop_pin = "^P1.24";
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homing_positive_dir = "true";
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homing_speed = "80";
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microsteps = "32";
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position_endstop = "220";
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position_max = "220";
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position_min = "-15";
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rotation_distance = "40";
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step_pin = "P2.3";
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};
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stepper_y = {
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dir_pin = "!P0.20";
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enable_pin = "!P0.19";
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endstop_pin = "^P1.26";
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homing_positive_dir = "true";
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homing_speed = "80";
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microsteps = "32";
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position_endstop = "215";
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position_max = "215";
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rotation_distance = "40";
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step_pin = "P2.2";
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};
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stepper_z = {
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dir_pin = "P2.13";
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enable_pin = "!P4.29";
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endstop_pin = "^P1.29";
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homing_positive_dir = "true";
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homing_speed = "50";
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microsteps = "32";
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position_endstop = "235";
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position_max = "240";
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position_min = "-5";
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rotation_distance = "4";
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step_pin = "P2.8";
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};
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"led caselight" = {
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red_pin = "rpi:gpio17";
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green_pin = "rpi:gpio27";
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blue_pin = "rpi:gpio22";
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hardware_pwm = false;
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cycle_time = "0.005";
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initial_RED = "1.0";
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initial_GREEN = "0.0";
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initial_BLUE = "0.455";
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};
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"gcode_macro CANCEL_PRINT" = {
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description = "Cancel the actual running print";
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gcode = [ "TURN_OFF_HEATERS" "CANCEL_PRINT_BASE" ];
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rename_existing = "CANCEL_PRINT_BASE";
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};
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"delayed_gcode bed_mesh_init" = {
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gcode = [ "BED_MESH_PROFILE LOAD=default" ];
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initial_duration = ".01";
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};
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"delayed_gcode t0_offset" = {
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gcode = [ "SET_GCODE_OFFSET X=0 Y=0 Z=-0.0" ];
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initial_duration = ".02";
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};
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} // lib.mapAttrs' (name: value:
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lib.nameValuePair
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("gcode_macro " + (builtins.replaceStrings [ ".gcode" ] [ "" ] name)) {
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gcode = lib.remove "" (lib.splitString "\n"
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(builtins.readFile (./klipper-macros/. + "/${name}")));
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}) (builtins.readDir ./klipper-macros/.);
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};
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services.moonraker = {
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user = "root";
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enable = true;
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address = "0.0.0.0";
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allowSystemControl = true;
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settings = {
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octoprint_compat = { };
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history = { };
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authorization = {
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force_logins = false;
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cors_domains = [ "*.local" "*.waw.hackerspace.pl" ];
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trusted_clients = [
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"127.0.0.1/32"
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"10.8.0.0/23"
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"2a0d:eb00:4242:0000:0000:0000:0000:0000/64"
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];
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};
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# causes issues for some reason
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zeroconf = { mdns_hostname = "barbie-girl"; };
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machine = { provider = "systemd_cli"; };
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"webcam rpi" = {
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enabled = "True";
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service = "mjpegstreamer-adaptive";
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stream_url = "/webcam/stream";
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snapshot_url = "/webcam/snapshot";
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target_fps = "30";
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target_fps_idle = "30";
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aspect_ratio = "4:3";
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};
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};
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};
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services.fluidd = {
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enable = false;
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nginx.locations."/webcam/".proxyPass = "http://127.0.0.1:8080/";
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};
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services.mainsail = {
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enable = true;
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nginx.locations."/webcam/".proxyPass = "http://127.0.0.1:8080/";
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};
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services.nginx.clientMaxBodySize = "1000m";
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services.nginx.recommendedProxySettings = true;
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systemd.services.ustreamer = {
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wantedBy = [ "multi-user.target" ];
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description = "uStreamer for video0";
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serviceConfig = {
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Type = "simple";
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ExecStart =
|
|
"${pkgs.ustreamer}/bin/ustreamer --encoder=HW --persistent --drop-same-frames=30 --rotate 90 --slowdown --desired-fps 30";
|
|
};
|
|
};
|
|
|
|
# the proper way to do this, supposedly, would be to tie the touchscreen input to display output, eg. with:
|
|
# ENV{WL_OUTPUT}="HDMI-A-1"
|
|
# sadly, this doesn't work for us here, for some unbeknownst reason
|
|
services.udev.extraRules = ''
|
|
KERNEL=="gpiochip0", GROUP="dialout", MODE="0660"
|
|
''; # SUBSYSTEM=="input", ATTRS{idVendor}=="0eef", ENV{LIBINPUT_CALIBRATION_MATRIX}="-1 0 1 0 -1 1"
|
|
services.cage = {
|
|
enable = true;
|
|
user = "ar";
|
|
program = "${cageScript}/bin/klipperCageScript";
|
|
environment = {
|
|
GDK_BACKEND = "wayland";
|
|
QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
|
|
};
|
|
extraArguments = [ "-d" ];
|
|
};
|
|
systemd.services."cage-tty1".serviceConfig.Restart = "always";
|
|
}
|