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mrioqueiroz/configuration.nix

Last active February 14, 2021 22:57
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NixOS on Linode
Raw
configuration.nix
# Usage: $ curl -L <link_to_this_gist>/raw > /mnt
{ config, pkgs, ... }:
{
imports =
[
./hardware-configuration.nix
];
boot.loader.grub.enable = true;
boot.loader.grub.version = 2;
boot.loader.grub.device = "nodev";
boot.kernelParams = [ "console=ttyS0,19200n8" ];
boot.loader.grub.extraConfig = ''
serial --speed=19200 --unit=0 --word=8 --parity=no --stop=1;
terminal_input serial;
terminal_output serial;
'';
boot.loader.grub.forceInstall = true;
boot.loader.timeout = 10;
boot.cleanTmpDir = true;
networking.hostName = "nixos-linode";
time.timeZone = "America/Sao_Paulo";
networking.useDHCP = false;
networking.interfaces.eth0.useDHCP = true;
networking.usePredictableInterfaceNames = false;
networking.firewall.enable = true;
networking.firewall.allowPing = true;
i18n.defaultLocale = "en_US.UTF-8";
console.font = "Lat2-Terminus16";
console.keyMap = "us";
users.users.default = {
isNormalUser = true;
extraGroups = [ "wheel" ];
openssh.authorizedKeys.keys = [
"ssh-rsa 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 email@email.com"
];
};
nixpkgs.config.allowUnfree = false;
virtualisation.docker.enable = true;
environment.systemPackages = with pkgs; [
vim
inetutils
];
programs.mtr.enable = true;
programs.vim.defaultEditor = true;
services.sysstat.enable = true;
services.openssh.enable = true;
services.openssh.permitRootLogin = "no";
services.openssh.passwordAuthentication = false;
environment.shellAliases = {
c = "clear";
e = "exit";
q = "exit";
h = "history";
j = "jobs -l";
};
security.sudo.enable = true;
security.sudo.wheelNeedsPassword = true;
security.pki.certificates = [ ];
system.stateVersion = "20.09";
}
Raw
install.sh
#!/usr/bin/env bash
set -o errexit
set -o nounset
set -o xtrace
set -o pipefail
sudo -i
mount /dev/sda /mnt
swapon /dev/sdb
nixos-generate-config --root /mnt
cd /mnt/etc/nixos
nixos-install
Raw
original-configuration.nix
# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).
{ config, pkgs, ... }:
{
imports =
[ # Include the results of the hardware scan.
./hardware-configuration.nix
];
# Use the GRUB 2 boot loader.
boot.loader.grub.enable = true;
boot.loader.grub.version = 2;
# boot.loader.grub.efiSupport = true;
# boot.loader.grub.efiInstallAsRemovable = true;
# boot.loader.efi.efiSysMountPoint = "/boot/efi";
# Define on which hard drive you want to install Grub.
# boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only
# networking.hostName = "nixos"; # Define your hostname.
# networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.
# Set your time zone.
# time.timeZone = "Europe/Amsterdam";
# The global useDHCP flag is deprecated, therefore explicitly set to false here.
# Per-interface useDHCP will be mandatory in the future, so this generated config
# replicates the default behaviour.
networking.useDHCP = false;
networking.interfaces.eth0.useDHCP = true;
networking.usePredictableInterfaceNames = false;
# Configure network proxy if necessary
# networking.proxy.default = "http://user:password@proxy:port/";
# networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
# Select internationalisation properties.
# i18n.defaultLocale = "en_US.UTF-8";
# console = {
# font = "Lat2-Terminus16";
# keyMap = "us";
# };
# Configure keymap in X11
# services.xserver.layout = "us";
# services.xserver.xkbOptions = "eurosign:e";
# Enable CUPS to print documents.
# services.printing.enable = true;
# Enable sound.
# sound.enable = true;
# hardware.pulseaudio.enable = true;
# Enable touchpad support (enabled default in most desktopManager).
# services.xserver.libinput.enable = true;
# Define a user account. Don't forget to set a password with ‘passwd’.
# users.users.jane = {
# isNormalUser = true;
# extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
# };
# List packages installed in system profile. To search, run:
# $ nix search wget
environment.systemPackages = with pkgs; [
vim
inetutils
mtr
sysstat
];
# Some programs need SUID wrappers, can be configured further or are
# started in user sessions.
# programs.mtr.enable = true;
# programs.gnupg.agent = {
# enable = true;
# enableSSHSupport = true;
# };
# List services that you want to enable:
# Enable the OpenSSH daemon.
services.openssh.enable = true;
services.openssh.permitRootLogin = "yes";
# Open ports in the firewall.
# networking.firewall.allowedTCPPorts = [ ... ];
# networking.firewall.allowedUDPPorts = [ ... ];
# Or disable the firewall altogether.
# networking.firewall.enable = false;
# This value determines the NixOS release from which the default
# settings for stateful data, like file locations and database versions
# on your system were taken. It‘s perfectly fine and recommended to leave
# this value at the release version of the first install of this system.
# Before changing this value read the documentation for this option
# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
system.stateVersion = "20.09"; # Did you read the comment?
}
Raw
original-hardware-configuration.nix
# Do not modify this file! It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations. Please make changes
# to /etc/nixos/configuration.nix instead.
{ config, lib, pkgs, modulesPath, ... }:
{
imports =
[ (modulesPath + "/profiles/qemu-guest.nix")
];
boot.initrd.availableKernelModules = [ "virtio_pci" "ahci" "sd_mod" ];
boot.initrd.kernelModules = [ ];
boot.kernelModules = [ ];
boot.extraModulePackages = [ ];
boot.kernelParams = [ "console=ttyS0,19200n8" ];
boot.loader.grub.extraConfig = ''
serial --speed=19200 --unit=0 --word=8 --parity=no --stop=1;
terminal_input serial;
terminal_output serial;
'';
boot.loader.grub.forceInstall = true;
boot.loader.grub.device = "nodev";
boot.loader.timeout = 10;
fileSystems."/" =
{ device = "/dev/sda";
fsType = "ext4";
};
swapDevices =
[ { device = "/dev/sdb"; }
];
}
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