forked from Deuxfleurs/nixcfg
357 lines
12 KiB
Nix
357 lines
12 KiB
Nix
# 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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{ config, pkgs, ... } @ args:
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# Configuration local for this cluster node (hostname, IP, etc)
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let node_config = import ./node.nix args;
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site_config = import ./site.nix args;
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in
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{
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imports =
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[ # Include the results of the hardware scan.
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./hardware-configuration.nix
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# Configuration local for this cluster node (hostname, IP, etc)
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./node.nix
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# Configuration local for this Deuxfleurs site (set of nodes)
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./site.nix
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];
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# The global useDHCP flag is deprecated, therefore explicitly set to false here.
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# Per-interface useDHCP will be mandatory in the future, so this generated config
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# replicates the default behaviour.
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networking.useDHCP = false;
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# networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.
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# Networking configuration (static IPs for each node is defined in node/*.nix)
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networking.nameservers = [ "9.9.9.9" ];
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# Wireguard VPN configuration
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networking.wireguard.interfaces.wg0 = {
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privateKeyFile = "/root/wireguard-keys/private";
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peers = [
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{ # Hammerhead
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publicKey = "b5hF+GSTgg3oM6wnjL7jRbfyf1jtsWdVptPPbAh3Qic=";
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allowedIPs = [ "10.42.0.1/32" ];
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endpoint = "5.135.179.11:51349";
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persistentKeepalive = 25;
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}
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{ # Spoutnik
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publicKey = "fO8qZOZmnug84cA8nvfjl5MUqyWljP0BAz/4tHRZyEg=";
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allowedIPs = [ "10.42.0.2/32" ];
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endpoint = "77.141.67.109:42136";
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persistentKeepalive = 25;
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}
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{ # Robinson
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publicKey = "ETaZFil3mFXlJ0LaJZyWqJVLV2IZUF5PB/8M7WbQSTg=";
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allowedIPs = [ "10.42.0.42/32" ];
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endpoint = "77.141.67.109:33742";
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persistentKeepalive = 25;
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}
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{ # Shiki
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publicKey = "QUiUNMk70TEQ75Ut7Uqikr5uGVSXmx8EGNkGM6tANlg=";
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allowedIPs = [ "10.42.0.206/32" ];
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endpoint = "37.187.118.206:51820";
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persistentKeepalive = 25;
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}
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{ # Lindy
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publicKey = "wen9GnZy2iLT6RyHfn7ydS/wvdvow1XPmhZxIkrDbks=";
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allowedIPs = [ "10.42.0.66/32" ];
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endpoint = "82.66.112.151:33766";
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persistentKeepalive = 25;
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}
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{ # Carcajou
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publicKey = "qxrtfn2zRVnN52Y5NYumyU3/FcRMnh3kJ2C37JfrczA=";
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allowedIPs = [ "10.42.0.21/32" ];
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endpoint = "82.66.112.151:33721";
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persistentKeepalive = 25;
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}
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{ # Carcajou
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publicKey = "7Nm7pMmyS7Nts1MB+loyD8u84ODxHPTkDu+uqQR6yDk=";
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allowedIPs = [ "10.42.0.22/32" ];
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endpoint = "82.66.112.151:33722";
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persistentKeepalive = 25;
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}
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{ # Caribou
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publicKey = "g6ZED/wPn5MPfytJKwPI19808CXtEad0IJUkEAAzwyY=";
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allowedIPs = [ "10.42.0.23/32" ];
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endpoint = "82.66.112.151:33723";
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persistentKeepalive = 25;
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}
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];
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};
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# Set your time zone.
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time.timeZone = "Europe/Paris";
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networking.extraHosts = ''
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192.168.1.21 cariacou.lan
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192.168.1.22 carcajou.lan
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192.168.1.23 caribou.lan
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10.42.0.1 hammerhead
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10.42.0.2 spoutnik
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10.42.0.21 cariacou
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10.42.0.22 carcajou
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10.42.0.23 caribou
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10.42.0.66 lindy
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10.42.0.206 shiki
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'';
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# Select internationalisation properties.
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# i18n.defaultLocale = "en_US.UTF-8";
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console = {
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font = "sun12x22";
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keyMap = "fr";
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};
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# Enable sound.
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# sound.enable = true;
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# hardware.pulseaudio.enable = true;
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# Define user accounts
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users.users.lx = {
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isNormalUser = true;
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extraGroups = [
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"wheel" # Enable ‘sudo’ for the user.
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"video" # Having fun with links -g
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];
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openssh.authorizedKeys.keys = [
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# Keys for accessing nodes from outside
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJpaBZdYxHqMxhv2RExAOa7nkKhPBOHupMP3mYaZ73w9 lx@lindy"
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDIDdVbA9fEdqSr5UJ77NnoIqDTVp8ca5kHExhZYI4ecBExFJfonJllXMBN9KdC4ukxtY8Ug47PcMOfMaTBZQc+e+KpvDWpkBt15Xpem3RCxmMBES79sLL7LgtAdBXc5mNaCX8EOEVixWKdarjvxRyf6py6the51G5muaiMpoj5fae4ZpRGjhGTPefzc7y7zRWBUUZ8pYHW774BIaK6XT9gn3hyHV+Occjl/UODXvodktk55YtnuPi8adXTYEsHrVVz8AkFhx+cr0U/U8vtQnsTrZG+JmgQLqpXVs0RDw5bE1RefEbMuYNKxutYKUe3L+ZJtDe0M0MqOFI8a4F5TxP5 katchup@konata"
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];
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};
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users.users.quentin = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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openssh.authorizedKeys.keys = [
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDT1+H08FdUSvdPpPKdcafq4+JRHvFVjfvG5Id97LAoROmFRUb/ZOMTLdNuD7FqvW0Da5CPxIMr8ZxfrFLtpGyuG7qdI030iIRZPlKpBh37epZHaV+l9F4ZwJQMIBO9cuyLPXgsyvM/s7tDtrdK1k7JTf2EVvoirrjSzBaMhAnhi7//to8zvujDtgDZzy6aby75bAaDetlYPBq2brWehtrf9yDDG9WAMYJqp//scje/WmhbRR6eSdim1HaUcWk5+4ZPt8sQJcy8iWxQ4jtgjqTvMOe5v8ZPkxJNBine/ZKoJsv7FzKem00xEH7opzktaGukyEqH0VwOwKhmBiqsX2yN quentin@dufour.io"
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDBu+KUebaWwlugMC5fGbNhHc6IaQDAC6+1vMc4Ww7nVU1rs2nwI7L5qcWxOwNdhFaorZQZy/fJuCWdFbF61RCKGayBWPLZHGPsfqDuggYNEi1Qil1kpeCECfDQNjyMTK058ZBBhOWNMHBjlLWXUlRJDkRBBECY0vo4jRv22SvSaPUCAnkdJ9rbAp/kqb497PTIb2r1l1/ew8YdhINAlpYQFQezZVfkZdTKxt22n0QCjhupqjfh3gfNnbBX0z/iO+RvAOWRIZsjPFLC+jXl+n7cnu2cq1nvST5eHiYfXXeIgIwmeENLKqp+2Twr7PIdv22PnJkh6iR5kx7eTRxkNZdN quentin@deuxfleurs.fr"
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];
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};
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users.users.adrien = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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openssh.authorizedKeys.keys = [
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDBfVX+iQSHl3V0el3/y2Rtl9Q/nrmLoTE3oXnR+16yX7g8HvzU871q89jbE/UWvNRvO4hirTcKF8yojuq8ZRCoUcQO+6/YlPrY/2G8kFhPTlUGDQ+mLT+ancZsom4mkg3I9oQjKZ9qxMD1GuU8Ydz4eXjhJ8OGFZhBpEgnrLmdA53Y5d2fCbaZN5EYD4sWEFYN7xBLxTGNwv0gygiPs967Z4/ZfHngTvqVoS9wnQThSCIoXPTWFAJCkN8dC5tPZwnbOT1bGcYUF0VTrcaD6cU6Q1ZRrtyqXxnnyxpQCAoe2hgdIm+LnDsBx9trfPauqi0dXi36X8pLmudW1f1RmKWT adrien@bacigalupi"
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];
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};
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users.users.maximilien = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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openssh.authorizedKeys.keys = [
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDHMMR6zNzz8NQU80wFquhUCeiXJuGphjP+zNouKbn228GyESu8sfNBwnuZq86vblR11Lz8l2rtCM73GfAKg29qmUWUHRKWvRIYWv2vaUJcCdy0bAxIzcvCvjZX0SpnIKxe9y3Rp0LGO5WLYfw0ZFaavwFZP0Z8w1Kj9/zBmL2X2avbhkaYHi/C1yXhbvESYQysmqLa48EX/TS616MBrgR9zbI9AoTQ9NOHnR14Tve/AP/khcZoBJdm4hTttMbNkEc0wonzdylTDew263SPRs/uoqnQIpUtErdPHqU10Yup8HjXjEyFJsSwcZcM5sZOw5JKckKJwmcd0yjO/x/4/Mk5"
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];
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};
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users.users.kokakiwi = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFPTsEgcOtb2bij+Ih8eg8ZqO7d3IMiWykv6deMzlSSS kokakiwi@kira"
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];
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};
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# List packages installed in system profile. To search, run:
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# $ nix search wget
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environment.systemPackages = with pkgs; [
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nmap
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bind
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inetutils
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vim
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tmux
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ncdu
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iotop
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jnettop
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nethogs
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wget
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htop
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links
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git
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rclone
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docker
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docker-compose
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];
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programs.vim.defaultEditor = true;
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# Enable network time
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services.ntp.enable = true;
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# Enable the OpenSSH daemon and disable password login.
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services.openssh.enable = true;
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services.openssh.passwordAuthentication = false;
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# ---- CONFIG FOR DEUXFLEURS CLUSTER ----
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# Enable Hashicorp Consul & Nomad
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services.consul.enable = true;
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services.consul.extraConfig =
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let public_ip = (builtins.head (builtins.split "/" (builtins.head node_config.networking.wireguard.interfaces.wg0.ips)));
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in
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(if node_config.services.consul.extraConfig.server or false
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then { bootstrap_expect = 3; }
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else {}) //
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{
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datacenter = "staging";
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ui = true;
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bind_addr = public_ip;
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ports.http = -1;
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addresses.https = "0.0.0.0";
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ports.https = 8501;
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retry_join = [ "10.42.0.2" "10.42.0.21" "10.42.0.22" "10.42.0.23" ];
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ca_file = "/var/lib/consul/pki/consul-ca.crt";
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cert_file = "/var/lib/consul/pki/consul2021.crt";
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key_file = "/var/lib/consul/pki/consul2021.key";
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verify_incoming = true;
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verify_outgoing = true;
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verify_server_hostname = true;
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};
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services.nomad.enable = true;
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services.nomad.package = pkgs.nomad_1_1;
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services.nomad.settings =
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let public_ip = (builtins.head (builtins.split "/" (builtins.head node_config.networking.wireguard.interfaces.wg0.ips)));
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in
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(if node_config.services.nomad.settings.server.enabled or false
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then { server = { bootstrap_expect = 3; }; }
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else {}) //
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{
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region = "staging";
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advertise = {
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rpc = public_ip;
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http = public_ip;
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serf = public_ip;
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};
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consul = {
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address = "localhost:8501";
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ca_file = "/var/lib/nomad/pki/consul2021.crt";
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cert_file = "/var/lib/nomad/pki/consul2021-client.crt";
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key_file = "/var/lib/nomad/pki/consul2021-client.key";
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ssl = true;
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};
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client = {
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enabled = true;
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network_interface = "wg0";
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};
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tls = {
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http = true;
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rpc = true;
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ca_file = "/var/lib/nomad/pki/nomad-ca.crt";
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cert_file = "/var/lib/nomad/pki/nomad2021.crt";
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key_file = "/var/lib/nomad/pki/nomad2021.key";
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verify_server_hostname = true;
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verify_https_client = true;
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};
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plugin = [
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{
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docker = [
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{
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config = [
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{
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volumes.enabled = true;
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allow_privileged = true;
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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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};
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# Mount Garage using Rclone
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systemd.services.mountgarage = {
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enable = true;
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description = "Mount the Garage data store";
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path = [
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pkgs.fuse
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pkgs.rclone
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];
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unitConfig = {
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Type = "simple";
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};
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serviceConfig = {
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ExecStartPre = "${pkgs.bash}/bin/sh -c \"mkdir -p /mnt/garage-staging; fusermount -u /mnt/garage-staging || exit 0\"";
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ExecStart = "${pkgs.rclone}/bin/rclone --config /root/rclone.conf mount --vfs-cache-mode full --vfs-cache-max-size 1G --cache-dir /root/mountgarage-cache staging: /mnt/garage-staging";
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};
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wantedBy = [ "multi-user.target" ];
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};
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# Open ports in the firewall.
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networking.firewall = {
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enable = true;
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# Allow anyone to connect on SSH port
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allowedTCPPorts = [
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(builtins.head ({ openssh.ports = [22]; } // node_config.services).openssh.ports)
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];
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# Allow anyone to contact Wireguard VPN server
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allowedUDPPorts = [
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node_config.networking.wireguard.interfaces.wg0.listenPort
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];
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# Allow specific hosts access to specific things in the cluster
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extraCommands = ''
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# Allow everything from router (usefull for UPnP/IGD)
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iptables -A INPUT -s 192.168.1.254 -j ACCEPT
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# Allow Docker containers to access a few things
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iptables -N CONTAINERS
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iptables -A INPUT -s 172.17.0.0/16 -j CONTAINERS
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# Yugabyte YSQL
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iptables -A CONTAINERS -p tcp --dport 5433 -j ACCEPT
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# Specific rules for VPN nodes
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iptables -N VPN
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iptables -A INPUT -s 10.42.0.0/16 -j VPN
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# Allow server nodes to communicate between themselves on all ports
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iptables -A VPN -s 10.42.0.2 -j ACCEPT
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iptables -A VPN -s 10.42.0.21 -j ACCEPT
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iptables -A VPN -s 10.42.0.22 -j ACCEPT
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iptables -A VPN -s 10.42.0.23 -j ACCEPT
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# Allow all VPN users to access Nomad API
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iptables -A VPN -p tcp --dport 4646 -j ACCEPT
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# Same for Consul API
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iptables -A VPN -p tcp --dport 8500 -j ACCEPT
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# Same for YugabyteDB YSQL and Admin ports
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iptables -A VPN -p tcp --dport 5433 -j ACCEPT
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iptables -A VPN -p tcp --dport 7000 -j ACCEPT
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# Same for Netdata monitoring
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iptables -A VPN -p tcp --dport 19999 -j ACCEPT
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'';
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# When stopping firewall, delete all rules that were configured manually above
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extraStopCommands = ''
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iptables -D INPUT -s 192.168.1.254 -j ACCEPT
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iptables -D INPUT -s 10.42.0.0/16 -j VPN
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iptables -F VPN
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iptables -X VPN
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iptables -D INPUT -s 172.17.0.0/16 -j CONTAINERS
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iptables -F CONTAINERS
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iptables -X CONTAINERS
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'';
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};
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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 = "21.05"; # Did you read the comment?
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}
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