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{ host, rpi4, experimental-users ? false }:
{ config, pkgs, ... }:
let
m-labs = import (fetchTarball https://nixbld.m-labs.hk/channel/custom/artiq/full/artiq-full/nixexprs.tar.xz) { inherit pkgs; };
in
{
deployment.targetHost = host;
deployment.hasFastConnection = true;
nix.nixPath = [ "nixpkgs=${pkgs.path}" ];
programs.command-not-found.dbPath = "${pkgs.path}/programs.sqlite";
nixpkgs.system = "aarch64-linux";
boot.loader.grub.enable = false;
boot.loader.generic-extlinux-compatible.enable = true;
boot.kernelParams = if rpi4 then ["cma=64M"] else []; # work around https://github.com/raspberrypi/linux/issues/3208
boot.kernelPackages = if rpi4 then pkgs.linuxPackages_rpi4 else pkgs.linuxPackages_rpi3;
boot.initrd.includeDefaultModules = false;
# work around https://github.com/NixOS/nixpkgs/issues/125354
disabledModules = [ "hardware/device-tree.nix" ];
imports = [ ./device-tree-module.nix ];
nixpkgs.config.packageOverrides = super: let self = super.pkgs; in {
deviceTree = super.callPackage ./device-tree-pkg.nix {};
};
hardware.deviceTree.enable = true;
hardware.deviceTree.base = pkgs.device-tree_rpi;
hardware.deviceTree.overlays = [ "${pkgs.device-tree_rpi.overlays}/rpi-poe.dtbo" ];
fileSystems = {
"/" = {
device = "/dev/disk/by-label/NIXOS_SD";
fsType = "ext4";
};
};
services.openssh.enable = true;
services.openssh.passwordAuthentication = false;
services.openssh.gatewayPorts = "clientspecified";
services.openssh.extraConfig =
''
StreamLocalBindUnlink yes
'';
programs.mosh.enable = true;
networking.hostName = host;
networking.firewall.allowedTCPPorts = if host == "rpi-2" then [ 6000 ] else [];
time.timeZone = "Asia/Hong_Kong";
users.extraGroups.plugdev = { };
users.mutableUsers = false;
users.defaultUserShell = pkgs.fish;
users.extraUsers = (import ./common-users.nix { inherit pkgs; }) //
(pkgs.lib.optionalAttrs experimental-users (import ./experimental-users.nix { inherit pkgs; })) // {
nix = {
isNormalUser = true;
};
nixbld = {
isNormalUser = true;
extraGroups = ["plugdev" "dialout"];
openssh.authorizedKeys.keys = [
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCxqGdllmXCeadFvqhpWpPfeh/sSiORxCJQO6wCEnkctoYYn9chegj5tXz5dm7WvXQt73pFMytyXBXKidMMXpW2pTxLXVt3tV2rWf1MspznyMHND1xJTXZzPvmF3YiwMvJ2UkLCiW0ixlKn4z30rcsC+jn+aunNo8lsRCNeIIhHpe1JollM05w2YXE0/BUXTXDpqBXWPPvs0GdsSecwWMMhwvVQAFyms1aSevEPADrHa6Zbk8+MnS5FMFrPiJc8RSEsPkG0OOsAG1gWFyKqT5nXHpgcK1AjO5YOlBKfj//b8yLppP3BRmvnulnAJ9+uscWfzxi3cdofgcl4sT/J16Dh hydra-queue-runner@nixbld"
];
};
};
security.sudo.wheelNeedsPassword = false;
services.udev.packages = [ m-labs.openocd ];
services.udev.extraRules = (import ./extra-udev.nix);
documentation.enable = false;
environment.systemPackages = with pkgs; [
psmisc wget vim git sshfs usbutils uhubctl lm_sensors file telnet mosh tmux xc3sprog m-labs.openocd screen gdb minicom picocom
];
programs.fish.enable = true;
programs.wireshark.enable = true;
nix.binaryCachePublicKeys = ["nixbld.m-labs.hk-1:5aSRVA5b320xbNvu30tqxVPXpld73bhtOeH6uAjRyHc="];
nix.binaryCaches = ["https://cache.nixos.org" "https://nixbld.m-labs.hk"];
nix.trustedUsers = ["root" "nix" "sb"];
}