nix-config/nixos/ninurta/configuration.nix
Tim Schubert 2129924e78
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feat: add bridge device for home assistant
2024-12-16 18:59:14 +01:00

448 lines
12 KiB
Nix

{ config, pkgs, lib, ... }:
let
hostAliases = [
"ifrit.dadada.li"
"media.dadada.li"
"backup1.dadada.li"
];
secretsPath = config.dadada.secrets.path;
uwuPrivKey = "pruflas-wg0-key";
wgHydraPrivKey = "pruflas-wg-hydra-key";
uwuPresharedKey = "pruflas-wg0-preshared-key";
hydraGitHubAuth = "hydra-github-authorization";
initrdSshKey = "/etc/ssh/ssh_initrd_ed25519_key";
softServePort = 23231;
in
{
imports = [
../modules/profiles/server.nix
./hardware-configuration.nix
./printing.nix
./monitoring.nix
];
services.soft-serve = {
enable = true;
settings = {
name = "dadada's repos";
log_format = "text";
ssh = {
listen_addr = ":${toString softServePort}";
public_url = "ssh://soft-serve.dadada.li:${toString softServePort}";
max_timeout = 30;
idle_timeout = 120;
};
stats.listen_addr = ":23233";
initial_admin_keys = config.dadada.admin.users.dadada.keys;
};
};
services.openssh.ports = [ 22 2222 ];
dadada.backupClient.bs.enable = false;
dadada.backupClient.backup1.enable = false;
dadada.backupClient.backup2 = {
enable = true;
repo = "u355513-sub2@u355513-sub2.your-storagebox.de:/home/backup";
};
networking.hostName = "ninurta";
networking.domain = "bs.dadada.li";
networking.hosts = {
"127.0.0.1" = hostAliases;
"::1" = hostAliases;
};
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
assertions = lib.singleton {
assertion = (config.boot.initrd.network.ssh.hostKeys != [ ]) -> config.boot.loader.supportsInitrdSecrets == true;
message = "Refusing to store private keys in store";
};
boot.kernelParams = [
# Use the in-kernel DHCP client (yes that exists)
"ip=dhcp"
# Wait forever for the filesystem root to show up
"rootflags=x-systemd.device-timeout=0"
# Wait forever to enter the LUKS passphrase via SSH
"rd.luks.options=timeout=0"
];
boot.initrd = {
network = {
enable = true;
flushBeforeStage2 = true;
ssh = {
enable = true;
port = 2222;
authorizedKeys = config.dadada.admin.users.dadada.keys;
hostKeys = [ initrdSshKey ];
};
};
systemd = {
enable = true;
network = {
enable = true;
links = {
"10-lan" = {
matchConfig.Name = "e*";
linkConfig.MACAddressPolicy = "persistent";
};
};
networks = {
"10-lan" = {
matchConfig.Name = "e*";
networkConfig.DHCP = "ipv4";
linkConfig.RequiredForOnline = "routable";
};
};
};
};
};
dadada.borgServer = {
enable = true;
path = "/mnt/storage/backups";
};
services.borgbackup.jobs."backup1.bs.dadada.li" = {
removableDevice = true;
paths = [
"/var/backup"
"/var/lib"
"/var/www"
"/home"
];
exclude = [
"/home/*/.cache"
"/var/lib/machines"
];
repo = "/mnt/storage/backups/${config.networking.hostName}";
doInit = true;
encryption = {
mode = "repokey";
passCommand = "cat ${config.age.secrets.ninurta-backup-passphrase.path}";
};
compression = "auto,lz4";
prune.keep = {
within = "1d"; # Keep all archives from the last day
daily = 7;
weekly = 2;
monthly = -1; # Keep at least one archive for each month
yearly = -1; # Keep at least one archive for each year
};
startAt = "daily";
};
services.postgresqlBackup = {
enable = true;
backupAll = true;
compression = "zstd";
location = "/var/backup/postgresql";
};
age.secrets."ninurta-backup-passphrase" = {
file = "${secretsPath}/ninurta-backup-passphrase.age";
mode = "400";
};
age.secrets.${hydraGitHubAuth} = {
file = "${secretsPath}/${hydraGitHubAuth}.age";
mode = "440";
owner = "hydra-www";
group = "hydra";
};
services.hydra = {
enable = true;
package = pkgs.hydra;
hydraURL = "https://hydra.dadada.li";
notificationSender = "hydra@localhost";
buildMachinesFiles = [ ];
useSubstitutes = true;
port = 3000;
listenHost = "10.3.3.3";
extraConfig = ''
Include ${config.age.secrets."${hydraGitHubAuth}".path}
<githubstatus>
jobs = nix-config:main.*
inputs = nix-config
excludeBuildFromContext = 1
useShortContext = 1
</githubstatus>
'';
};
nix.buildMachines = [
{
hostName = "localhost";
system = "x86_64-linux";
supportedFeatures = [ "kvm" "nixos-test" "big-parallel" "benchmark" ];
maxJobs = 16;
}
];
nix.extraOptions = ''
allowed-uris = https://github.com/NixOS https://github.com/nix-community https://github.com/dadada https://git.dadada.li/ github.com/ryantm/agenix github.com/serokell/deploy-rs https://gitlab.com/khumba/nvd.git https://github.com/real-or-random/dokuwiki-plugin-icalevents https://github.com/giterlizzi/dokuwiki-template-bootstrap3
'';
systemd.tmpfiles.rules = [
"d /mnt/storage/backups/ninurta 0750 ${config.users.users.borg.name} ${config.users.users.borg.group} - -"
"v /var/.snapshots 0755 root root - -"
"v /home/.snapshots 0755 root root - -"
"v /mnt/storage/.snapshots 0755 root root - -"
"v /mnt/storage/backups 0755 root root - -"
];
age.secrets.${uwuPrivKey} = {
file = "${secretsPath}/${uwuPrivKey}.age";
owner = "systemd-network";
};
age.secrets.${uwuPresharedKey} = {
file = "${secretsPath}/${uwuPresharedKey}.age";
owner = "systemd-network";
};
age.secrets.${wgHydraPrivKey} = {
file = "${secretsPath}/${wgHydraPrivKey}.age";
owner = "systemd-network";
};
# This does not work, since the key is needed earlier than run-agenix.mount.
# age.secrets.${initrdSshKey} = {
# file = "${secretsPath}/${initrdSshKey}.age";
# mode = "700";
# };
services.snapper = {
cleanupInterval = "1d";
snapshotInterval = "hourly";
configs.home = {
SUBVOLUME = "/home";
TIMELINE_CREATE = true;
TIMELINE_CLEANUP = true;
TIMELINE_LIMIT_HOURLY = "24";
TIMELINE_LIMIT_DAILY = "13";
TIMELINE_LIMIT_WEEKLY = "6";
TIMELINE_LIMIT_MONTHLY = "3";
};
configs.var = {
SUBVOLUME = "/var";
TIMELINE_CREATE = true;
TIMELINE_CLEANUP = true;
TIMELINE_LIMIT_HOURLY = "24";
TIMELINE_LIMIT_DAILY = "13";
TIMELINE_LIMIT_WEEKLY = "6";
TIMELINE_LIMIT_MONTHLY = "3";
};
configs.storage = {
SUBVOLUME = "/mnt/storage";
TIMELINE_CREATE = true;
TIMELINE_CLEANUP = true;
TIMELINE_LIMIT_HOURLY = "24";
TIMELINE_LIMIT_DAILY = "13";
TIMELINE_LIMIT_WEEKLY = "6";
TIMELINE_LIMIT_MONTHLY = "3";
};
};
services.smartd.enable = true;
systemd.network = {
enable = true;
links = {
"10-lan" = {
matchConfig.Name = "enp*";
linkConfig.MACAddressPolicy = "persistent";
};
};
networks = {
"10-wlan" = {
matchConfig.Name = "wlan*";
linkConfig.RequiredForOnline = false;
};
"10-wlo" = {
matchConfig.Name = "wlo*";
linkConfig.RequiredForOnline = false;
};
"10-lan" = {
matchConfig.Name = "enp*";
networkConfig.DHCP = "ipv4";
networkConfig.Domains = [ "bs.dadada.li" ];
networkConfig.VLAN = [ ];
networkConfig.IPv6PrivacyExtensions = false;
linkConfig.RequiredForOnline = "routable";
dhcpV4Config = {
UseDomains = true;
UseDNS = true;
UseNTP = true;
};
ipv6AcceptRAConfig = {
UseDomains = true;
UseDNS = true;
};
};
"30-wg0" = {
matchConfig.Name = "wg0";
address = [ "10.3.3.3/32" "fd42:9c3b:f96d:121::3/128" ];
DHCP = "no";
networkConfig.IPv6AcceptRA = false;
linkConfig.RequiredForOnline = false;
routes = [
{ routeConfig = { Destination = "10.3.3.1/24"; }; }
{ routeConfig = { Destination = "fd42:9c3b:f96d:121::1/64"; }; }
];
};
"30-uwu" = {
matchConfig.Name = "uwu";
address = [ "10.11.0.39/24" "fc00:1337:dead:beef::10.11.0.39/128" ];
dns = [ "10.11.0.1%uwu#uwu" ];
domains = [ "uwu" ];
DHCP = "no";
networkConfig.IPv6AcceptRA = false;
linkConfig.RequiredForOnline = false;
routes = [
{ routeConfig = { Destination = "10.11.0.0/22"; }; }
{ routeConfig = { Destination = "fc00:1337:dead:beef::10.11.0.0/118"; }; }
];
};
"20-br0" = {
matchConfig.Name = "br0";
networkConfig.DHCP = "ipv4";
linkConfig.RequiredForOnline = "routable";
};
};
netdevs = {
"20-br0" = {
netdevConfig = {
Kind = "bridge";
Name = "br0";
};
};
"20-wg0" = {
netdevConfig = {
Kind = "wireguard";
Name = "wg0";
};
wireguardConfig = {
PrivateKeyFile = config.age.secrets.${wgHydraPrivKey}.path;
ListenPort = 51235;
};
wireguardPeers = [
{
wireguardPeerConfig = {
PublicKey = "KzL+PKlv4LktIqqTqC9Esw8dkSZN2qSn/vq76UHbOlY=";
AllowedIPs = [ "10.3.3.1/32" "fd42:9c3b:f96d:121::1/128" ];
PersistentKeepalive = 25;
Endpoint = "surgat.dadada.li:51235";
};
}
{
wireguardPeerConfig = {
PublicKey = "INfv++4R+Kd2jdh/3CooM70ZeeoN6aeU6mo+T4C8gWU=";
AllowedIPs = [ "10.3.3.2/32" "fd42:9c3b:f96d:121::2/128" ];
Endpoint = "192.168.101.1:51235";
};
}
];
};
"20-uwu" = {
netdevConfig = {
Kind = "wireguard";
Name = "uwu";
};
wireguardConfig = {
PrivateKeyFile = config.age.secrets.${uwuPrivKey}.path;
};
wireguardPeers = [{
wireguardPeerConfig = {
PublicKey = "tuoiOWqgHz/lrgTcLjX+xIhvxh9jDH6gmDw2ZMvX5T8=";
AllowedIPs = [ "10.11.0.0/22" "fc00:1337:dead:beef::10.11.0.0/118" "192.168.178.0/23" ];
PersistentKeepalive = 25;
PresharedKeyFile = config.age.secrets.${uwuPresharedKey}.path;
Endpoint = "53c70r.de:51820";
};
}];
};
};
};
networking.firewall = {
enable = true;
allowPing = true;
allowedTCPPorts = [
22 # SSH
2222 # SSH
80 # munin web
631 # Printing
];
allowedUDPPorts = [
631 # Printing
51234 # Wireguard
51235 # Wireguard
];
interfaces = {
uwu.allowedTCPPorts = [
softServePort
];
wg0.allowedTCPPorts = [
3000 # Hydra
4949 # munin-node
];
};
};
services.resolved.enable = true;
networking.networkmanager.enable = false;
networking.useDHCP = false;
powerManagement = {
enable = true;
cpuFreqGovernor = "powersave";
# powertop autotune
powertop.enable = true;
# This generally means no power management for SCSI
scsiLinkPolicy = "med_power_with_dipm";
# Configure the disks to spin down after 10 min of inactivity.
};
services.udev.packages = [
(pkgs.writeTextFile {
name = "60-hdparm";
text = ''
ACTION=="add|change", KERNEL=="sd[a-z]", ATTRS{queue/rotational}=="1", RUN+="${pkgs.hdparm}/bin/hdparm -S 60 /dev/%k"
'';
destination = "/etc/udev/rules.d/60-hdparm.rules";
})
];
hardware.pulseaudio.enable = false;
environment.systemPackages = with pkgs; [
smartmontools
hdparm
];
users.users."backup-keepassxc" = {
home = "/mnt/storage/backups/backup-keepassxc";
isNormalUser = true;
description = "Backup KeepassXC database";
extraGroups = [ ];
openssh.authorizedKeys.keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIirODQlcTJ8e9OcFuMlYlGekrUMtDpD5HhbTmuQ+jDW KeepassXC DB backup <dadada@dadada.li>"
];
};
virtualisation.libvirtd.enable = true;
documentation.enable = true;
documentation.nixos.enable = true;
system.stateVersion = "23.05";
}