mio-ops/profiles/host_common.nix

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# Configuration common to all my servers
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{
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config,
pkgs,
lib,
...
}: {
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imports = [
../profiles/bash.nix
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./chrony.nix
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../profiles/neovim.nix
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../profiles/logrotate.nix
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./tmux.nix
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./zsh.nix
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];
# Common boot settings
boot.tmp.cleanOnBoot = true; # Clean /tmp on reboot
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# Select internationalisation properties.
i18n = {
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defaultLocale = "en_AU.UTF-8"; # Set the default locale
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};
# Set the defaul console properties
console = {
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keyMap = "us"; # Set the default console key map
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font = "ter-powerline-v32n"; # Set the default console font
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packages = with pkgs; [powerline-fonts];
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};
time.timeZone = "Australia/Brisbane"; # Set your preferred timezone:
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documentation.nixos.enable = false; # Disable documentation, save space
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# Set security options:
security.sudo.enable = true;
security.sudo.wheelNeedsPassword = false;
# Configure and install required fonts
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fonts = {
enableDefaultPackages = true;
fontDir.enable = true;
packages = with pkgs; [
powerline-fonts # Required for Powerline prompts
powerline-symbols # Powerline symbols
];
fontconfig.includeUserConf = false;
};
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# Adapted from gchristensen and clever
nix = {
nixPath = [
# Ruin the config so we don't accidentally run
# nixos-rebuild switch on the host
(let
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cfg = pkgs.writeText "configuration.nix" ''
assert builtins.trace "This system is managed by NixOps." false;
{}
'';
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in "nixos-config=${cfg}")
# Copy the channel version from the deploy host to the target
"nixpkgs=/run/current-system/nixpkgs"
];
gc = {
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automatic = true; # Enable Nix garbage collection:
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dates = "weekly";
options = "--delete-older-than 90d";
};
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extraOptions = ''
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show-trace = true # Enable --show-trace by default for nix
builders-use-substitutes = true # Set builders to use caches
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'';
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settings = {
trusted-users = ["craige"];
auto-optimise-store = true;
};
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};
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networking = {enableIPv6 = true;};
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system.extraSystemBuilderCmds = ''
ln -sv ${pkgs.path} $out/nixpkgs
'';
environment.etc.host-nix-channel.source = pkgs.path;
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environment.variables = {BAT_THEME = "Dracula";};
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# Set the system-wide environment
environment = {
systemPackages = with pkgs; [
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bat # cat clone with syntax highlighting & Git integration
dnsutils # Bind DNS utilities
fd # A simple, fast and user-friendly alternative to find
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(
if config.services.xserver.enable
then gitAndTools.gitFull
else git
) # Distributed version control system
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htop # interactive process viewer
hwinfo # Hardware detection tool
killall # kill processes by name
lshw # Detailed information on the hardware configuration
lsof # list open files
mosh # Mobile shell (ssh replacement)
ncdu # Disk usage analyzer with an ncurses interface
nix-index # A files database for nixpkgs
ripgrep # Utility that provides usability of The Silver Searcher with the raw speed of grep
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];
};
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# Users common across MIO Ops:
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users.mutableUsers = false; # Remove any users not defined in here
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}