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randomizedcoderrandomizedcoder
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Merge pull request #18 from randomizedcoder/2025_10_13
2025 10 13
2 parents 8906c7c + 8764082 commit f1a1883

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‎chromebox/chromebox1/Makefile‎

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#
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# nixos/chromebox/chromebox1/Makefile
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#
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EXPECTED_HOSTNAME := chromebox1
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ACTUAL_HOSTNAME := $(shell hostname)
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all: check_hostname rebuild
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check_hostname:
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ifeq ($(ACTUAL_HOSTNAME),$(EXPECTED_HOSTNAME))
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@echo "Hostnames match: $(ACTUAL_HOSTNAME)"
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else
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@echo "Error: Hostname does not match. Expected: $(EXPECTED_HOSTNAME), Got: $(ACTUAL_HOSTNAME)"
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@exit 1
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endif
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rebuild:
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#sudo cp /home/das/nixos/modules/* /etc/nixos/
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#sudo cp ./*.nix /etc/nixos/
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#sudo nix-channel --update
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#sudo nixos-rebuild switch
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sudo nix flake update;
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#sudo nix-channel --update;
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sudo nixos-rebuild switch --flake .
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anywhere:
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nix run github:nix-community/nixos-anywhere -- --flake '.#chromebox1' --target-host [email protected]
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#nix run github:nix-community/nixos-anywhere -- --flake '.#chromebox3' --target-host root@chromebox3
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gen_hardware:
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nix run github:numtide/nixos-anywhere -- -f '.#chromebox1' --generate-hardware-config nixos-generate-config ./hardware-configuration.nix --target-host [email protected]
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# minutes 10:58
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# https://www.youtube.com/watch?v=U_UwzMhixr8
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vmtest:
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sudo nix flake update;
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sudo nix flake lock;
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#nix run github:numtide/nixos-anywhere -- -f '.#chromebox1' --vm-test --generate-hardware-config nixos-generate-config ./hardware-configuration.nix
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nix run github:numtide/nixos-anywhere -- -f '.#chromebox1' --vm-test
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sync:
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rsync -av /home/das/nixos/chromebox/chromebox1/ 172.16.40.179:/home/das/nixos/chromebox/chromebox1/

‎chromebox/chromebox1/configuration.nix‎

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# Edit this configuration file to define what should be installed on
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# your system. Help is available in the configuration.nix(5) man page
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# and in the NixOS manual (accessible by running ‘nixos-help’).
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# sudo nixos-rebuild switch
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# sudo nix-channel --update
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# nix-shell -p vim
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# nmcli device wifi connect MYSSID password PWORD
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# systemctl restart display-manager.service
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{ config, pkgs, ... }:
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# https://nixos.wiki/wiki/FAQ#How_can_I_install_a_package_from_unstable_while_remaining_on_the_stable_channel.3F
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# https://discourse.nixos.org/t/differences-between-nix-channels/13998
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{
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# https://nixos.wiki/wiki/NixOS_modules
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imports =
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[
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./disko-chromebox1.nix
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#./hardware-configuration.nix
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./sysctl.nix
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./il8n.nix
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./systemPackages.nix
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./hosts.nix
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./nodeExporter.nix
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#./docker-daemon.nix
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#./k8s_master.nix
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#./k3s_master.nix
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#./k3s_node.nix
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];
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# boot.loader.grub = {
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# # no need to set devices, disko will add all devices that have a EF02 partition to the list already
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# # devices = [ ];
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# efiSupport = true;
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# efiInstallAsRemovable = true;
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# };
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# Use the systemd-boot EFI boot loader.
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boot.loader.systemd-boot.enable = true;
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boot.loader.efi.canTouchEfiVariables = true;
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#boot.loader.efi.canTouchEfiVariables = true;
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# https://nixos.wiki/wiki/Linux_kernel
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boot.kernelPackages = pkgs.linuxPackages;
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#boot.kernelPackages = pkgs.linuxPackages_latest;
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nix = {
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gc = {
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automatic = true; # Enable automatic execution of the task
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dates = "weekly"; # Schedule the task to run weekly
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options = "--delete-older-than 10d"; # Specify options for the task: delete files older than 10 days
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randomizedDelaySec = "14m"; # Introduce a randomized delay of up to 14 minutes before executing the task
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};
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settings = {
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auto-optimise-store = true;
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experimental-features = [ "nix-command" "flakes" ];
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};
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};
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# https://nixos.wiki/wiki/Networking
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# https://nlewo.github.io/nixos-manual-sphinx/configuration/ipv4-config.xml.html
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networking.hostName = "chromebox1";
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services.lldpd.enable = true;
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# Configure network proxy if necessary
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# networking.proxy.default = "http://user:password@proxy:port/";
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# networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
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networking.networkmanager.enable = false;
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# Set your time zone.
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time.timeZone = "America/Los_Angeles";
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# Enable touchpad support (enabled default in most desktopManager).
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# services.xserver.libinput.enable = true;
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environment.sessionVariables = {
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TERM = "xterm-256color";
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#MY_VARIABLE = "my-value";
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#ANOTHER_VARIABLE = "another-value";
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};
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# Define a user account. Don't forget to set a password with ‘passwd’.
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users.users.das = {
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isNormalUser = true;
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description = "das";
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password = "admin123";
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extraGroups = [ "wheel" "libvirtd" "docker" "kubernetes" ];
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# packages = with pkgs; [
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# ];
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# https://nixos.wiki/wiki/SSH_public_key_authentication
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGMCFUMSCFJX95eLfm7P9r72NBp9I1FiXwNwJ+x/HGPV das@t"
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];
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};
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# Some programs need SUID wrappers, can be configured further or are
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# started in user sessions.
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# programs.mtr.enable = true;
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# programs.gnupg.agent = {
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# enable = true;
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# enableSSHSupport = true;
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# };
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programs.gnupg.agent = {
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enable = true;
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enableSSHSupport = true;
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};
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services.openssh.enable = true;
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services.timesyncd.enable = true;
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services.fstrim.enable = true;
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# This value determines the NixOS release from which the default
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# settings for stateful data, like file locations and database versions
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# on your system were taken. It‘s perfectly fine and recommended to leave
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# this value at the release version of the first install of this system.
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# Before changing this value read the documentation for this option
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# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
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system.stateVersion = "25.05"; # Did you read the comment?
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# virtualisation.libvirtd.enable = true;
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# programs.virt-manager.enable = true;
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# services.qemuGuest.enable = true;
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# https://wiki.nixos.org/wiki/Laptop
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}

‎chromebox/chromebox1/disko-chromebox1.nix‎

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#
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# nixos/chromebox/chromebox1
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#
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# Starting point was:
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# https://github.com/nix-community/disko/blob/master/example/lvm-sizes-sort.nix
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#
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# swap
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# https://github.com/nix-community/disko/blob/master/example/swap.nix
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#
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# tmpfs
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# https://github.com/nix-community/disko/blob/master/example/tmpfs.nix
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#
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# Other templates
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# https://github.com/nix-community/disko-templates/blob/main/zfs-impermanence/disko-config.nix
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{
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disko.devices = {
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disk = {
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one = {
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type = "disk";
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#device = "/dev/vdb"; # --vm-test
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device = "/dev/sda"; # real
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content = {
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type = "gpt";
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partitions = {
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boot = {
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size = "1M";
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type = "EF02"; # for grub MBR
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};
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ESP = {
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name = "ESP";
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size = "512M";
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type = "EF00";
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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mountOptions = [ "umask=0077" ];
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};
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};
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primary = {
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size = "100%";
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content = {
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type = "lvm_pv";
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vg = "pool";
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};
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};
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};
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};
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};
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};
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lvm_vg = {
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pool = {
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type = "lvm_vg";
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lvs = {
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swap = {
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#size = "10%"; # --vm-test
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size = "32G";
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content = {
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type ="swap";
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#discardPolicy = "both";
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resumeDevice = true; # resume from hiberation from this device
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};
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};
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root = {
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size = "90%";
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content = {
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type = "filesystem";
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format = "xfs"; # <---------- xfs!
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mountpoint = "/";
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mountOptions = [ "defaults" ];
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#mountOptions = [ "defaults" "pquota" ];
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};
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};
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};
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};
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};
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# nodev = {
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# "/tmp" = {
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# fsType = "tmpfs";
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# mountOptions = [ "size=200M" ];
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# };
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# };
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};
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}

‎chromebox/chromebox1/docker-daemon.nix‎

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{ config, pkgs, ... }:
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{
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# https://nixos.wiki/wiki/Docker
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# https://search.nixos.org/options?from=0&size=50&sort=alpha_asc&query=virtualisation.docker
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# https://search.nixos.org/options?channel=24.05&show=virtualisation.docker.extraOptions&from=0&size=50&sort=alpha_asc&type=packages&query=virtualisation.docker
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# https://github.com/NixOS/nixpkgs/issues/68349
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virtualisation.docker.enable = true;
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virtualisation.docker.daemon.settings = {
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data-root = "/home/das/docker/";
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userland-proxy = false;
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experimental = true;
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ipv6 = true;
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fixed-cidr-v6 = "fd00::/80";
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metrics-addr = "0.0.0.0:9323";
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# log-driver = "json-file";
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# log-opts.max-size = "10m";
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# log-opts.max-file = "10";
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};
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#this doesn't work
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#virtualisation.docker.daemon.settings.log-opts.max-size = "10m";
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# https://docs.docker.com/reference/cli/dockerd/
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#virtualisation.docker.extraOptions = "--userland-proxy=false";
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#virtualisation.docker.extraOptions = "--log-opt=max-size=10m";
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#virtualisation.docker.extraOptions = "--ipv6";
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}

‎chromebox/chromebox1/flake.lock‎

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