118 lines
2.8 KiB
Nix
118 lines
2.8 KiB
Nix
{ config, pkgs, lib, ... }: {
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# NixOS wants to enable GRUB by default
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boot.loader.grub.enable = false;
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# A bunch of boot parameters needed for optimal runtime on RPi 4B
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boot.kernelPackages = pkgs.linuxPackages_rpi4;
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boot.kernelParams = [
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"zfs.zfs_arc_max=134217728"
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"console=TTYAMA0,115200"
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"console=tty1"
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"8250.nr_uarts=1"
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];
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boot.loader.raspberryPi = {
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enable = true;
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version = 4;
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};
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environment.systemPackages = with pkgs; [ libraspberrypi git htop vim ];
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# !!! Adding a swap file is optional, but strongly recommended!
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swapDevices = [{
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device = "/swapfile";
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size = 4096;
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}];
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# Configure basic SSH access
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services.openssh = {
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enable = true;
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permitRootLogin = "yes";
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};
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# Cleanup tmp on startup
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boot.cleanTmpDir = true;
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# Set hostname
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networking.hostName = "zion";
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# Create coolneng user
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users.users.coolneng = {
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isNormalUser = true;
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home = "/home/coolneng";
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extraGroups = [ "wheel" "docker" ];
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFRqINHR7/zc+c3/PuR+NeSsBHXXzBiEtFWSK6QaxQTW coolneng@panacea"
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];
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shell = "${pkgs.fish}/bin/fish";
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};
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# Set vim as default editor
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programs.vim.defaultEditor = true;
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# Set timezone and synchronize NTP
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time.timeZone = "Europe/Brussels";
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services.timesyncd.enable = true;
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# Enable ZFS support
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networking.hostId = "4e74ea68";
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boot = {
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supportedFilesystems = [ "zfs" ];
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zfs.extraPools = [ "vault" ];
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};
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# Scrub zpool monthly
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services.zfs.autoScrub = {
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enable = true;
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interval = "monthly";
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};
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# Auto-upgrade the system and reboot if needed
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system.autoUpgrade = {
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enable = true;
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allowReboot = true;
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};
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# Run Nix garbage collector, while avoiding recompilation
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nix = {
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autoOptimiseStore = true;
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gc = {
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automatic = true;
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options = "--delete-older-than 14d";
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};
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extraOptions = ''
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keep-outputs = true
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keep-derivations = true
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gc-keep-outputs = true
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'';
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};
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# Configure fish shell
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programs.fish.enable = true;
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users.users.root = {
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shell = "${pkgs.fish}/bin/fish";
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFRqINHR7/zc+c3/PuR+NeSsBHXXzBiEtFWSK6QaxQTW coolneng@panacea"
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];
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};
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# Rotate logs after 7 days
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services.journald.extraConfig = "SystemMaxFiles=7";
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# Increase inotify limits
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boot.kernel.sysctl = { "fs.inotify.max_user_watches" = 204800; };
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# Import other configuration modules
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imports = [
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./modules/hardware-configuration.nix
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./modules/networking.nix
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./modules/datasync.nix
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./modules/webstack.nix
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./modules/devops.nix
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./modules/monitoring.nix
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./modules/periodic.nix
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./modules/communication.nix
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./modules/information.nix
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];
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}
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