WIP: add router configuration

This commit is contained in:
Yuri Tatishchev 2025-01-15 00:01:09 -08:00
parent c8f9d65f2d
commit 5559e6bc95
Signed by: CaZzzer
GPG Key ID: E0EBF441EA424369
3 changed files with 359 additions and 0 deletions

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@ -29,6 +29,14 @@
./hosts/vm ./hosts/vm
]; ];
}; };
router = nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
modules = [
./modules
./hosts/common.nix
./hosts/router
];
};
}; };
# https://github.com/nix-community/nixos-generators?tab=readme-ov-file#using-in-a-flake # https://github.com/nix-community/nixos-generators?tab=readme-ov-file#using-in-a-flake
packages.x86_64-linux = { packages.x86_64-linux = {

314
hosts/router/default.nix Normal file
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@ -0,0 +1,314 @@
# 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, lib, pkgs, ... }:
let
lan_ip6 = "fd97:530d:73ec:f00::";
in
{
imports =
[ # Include the results of the hardware scan.
./hardware-configuration.nix
];
mods.kb-input.enable = false;
boot.growPartition = true;
# Bootloader.
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
boot.plymouth.enable = true;
boot.plymouth.theme = "breeze";
boot.kernelParams = [
"sysrq_always_enabled=1"
];
boot.loader.systemd-boot.configurationLimit = 5;
boot.kernelPackages = pkgs.linuxKernel.packages.linux_6_12;
boot.extraModulePackages = with config.boot.kernelPackages; [ zfs ];
environment.etc.hosts.mode = "0644";
# managed by cloud-init
# networking.hostName = "nixos"; # Define your hostname.
# networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.
# Configure network proxy if necessary
# networking.proxy.default = "http://user:password@proxy:port/";
# networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
# Enable networking
# networking.networkmanager.enable = true;
# It is impossible to do multiple prefix requests with networkd
# https://github.com/systemd/systemd/issues/22571
networking.dhcpcd.enable = true;
# https://github.com/systemd/systemd/issues/22571#issuecomment-2094905496
# https://gist.github.com/csamsel/0f8cca3b2e64d7e4cc47819ec5ba9396
networking.dhcpcd.extraConfig = ''
duid
nodelay
ipv6only
# noarp
# nodhcp
nodhcp6
# noipv4
# noipv4ll
noipv6rs
nohook resolv.conf, yp, hostname, ntp
option rapid_commit
interface wan
ipv6rs
# ipv6ra_noautoconf
dhcp6
# iaid 1
# ia_na 0
ia_na
ia_pd 1 lan/0
ia_pd 2 lan.10/0
ia_pd 3 lan.20/0
'';
networking.useNetworkd = true;
systemd.network.enable = true;
systemd.network = {
# This is applied by udev, not networkd
# https://nixos.wiki/wiki/Systemd-networkd
# https://nixos.org/manual/nixos/stable/#sec-rename-ifs
links = {
"10-wan" = {
# matchConfig.Name = "enp6s18";
matchConfig.PermanentMACAddress = "bc:24:11:4f:c9:c4";
linkConfig.Name = "wan";
};
"10-lan" = {
# matchConfig.Name = "enp6s18";
matchConfig.PermanentMACAddress = "bc:24:11:83:d8:de";
linkConfig.Name = "lan";
};
};
netdevs = {
"10-vlan10" = {
netdevConfig = {
Kind = "vlan";
Name = "lan.10";
};
vlanConfig.Id = 10;
};
"10-vlan20" = {
netdevConfig = {
Kind = "vlan";
Name = "lan.20";
};
vlanConfig.Id = 20;
};
};
networks = {
"10-wan" = {
matchConfig.Name = "wan";
networkConfig = {
# start a DHCP Client for IPv4 Addressing/Routing
DHCP = "ipv4";
# accept Router Advertisements for Stateless IPv6 Autoconfiguraton (SLAAC)
# let dhcpcd manage this
IPv6AcceptRA = false;
};
# make routing on this interface a dependency for network-online.target
linkConfig.RequiredForOnline = "routable";
};
"20-lan" = {
matchConfig.Name = "lan";
vlan = [
"lan.10"
"lan.20"
];
networkConfig = {
IPv6SendRA = true;
Address = [ "10.19.1.1/24" ];
# IPMasquerade = "ipv4";
IPMasquerade = "both";
# DHCPServer = true;
# DHCPPrefixDelegation = true;
};
# dhcpServerConfig = {
# PoolOffset = 100;
# PoolSize = 100;
# };
# dhcpPrefixDelegationConfig = {
# UplinkInterface = "enp6s18";
# SubnetId = 0;
# Token = "static:::1";
# };
};
"30-vlan10" = {
matchConfig.Name = "lan.10";
networkConfig = {
IPv6SendRA = true;
};
};
"30-vlan20" = {
matchConfig.Name = "lan.20";
networkConfig = {
IPv6SendRA = true;
};
};
};
};
services.kea.dhcp4.enable = true;
services.kea.dhcp4.settings = {
interfaces-config = {
interfaces = [
"lan"
];
};
lease-database = {
type = "memfile";
persist = true;
};
subnet4 = [
{
id = 1;
subnet = "10.19.1.0/24";
pools = [ { pool = "10.19.1.100 - 10.19.1.199"; } ];
option-data = [
{
name = "routers";
data = "10.19.1.1";
}
{
name = "domain-name-servers";
data = "1.1.1.1";
}
];
}
];
};
services.kea.dhcp6.enable = true;
services.kea.dhcp6.settings = {
interfaces-config = {
interfaces = [
"lan"
];
};
lease-database = {
type = "memfile";
persist = true;
};
subnet6 = [
{
id = 1;
subnet = "${lan_ip6}/64";
pools = [ { pool = "${lan_ip6}1:1000/116"; } ];
option-data = [
];
}
];
};
services.netdata.enable = true;
# Enable the X11 windowing system.
# You can disable this if you're only using the Wayland session.
services.xserver.enable = false;
# Enable the KDE Plasma Desktop Environment.
services.displayManager.sddm.enable = true;
services.displayManager.sddm.wayland.enable = true;
services.desktopManager.plasma6.enable = true;
services.flatpak.enable = true;
# VM services
services.cloud-init.enable = true;
# services.cloud-init.network.enable = false;
services.qemuGuest.enable = true;
services.spice-vdagentd.enable = true;
services.openssh.enable = true;
services.openssh.settings.PasswordAuthentication = false;
services.openssh.settings.KbdInteractiveAuthentication = false;
security.sudo.wheelNeedsPassword = false;
users.groups = {
cazzzer = {
gid = 1000;
};
};
users.users.cazzzer = {
password = "";
openssh.authorizedKeys.keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPWgEzbEjbbu96MVQzkiuCrw+UGYAXN4sRe2zM6FVopq cazzzer@Yura-PC"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIApFeLVi3BOquL0Rt+gQK2CutNHaBDQ0m4PcGWf9Bc43 cazzzer@Yura-TPX13"
];
isNormalUser = true;
description = "Yura";
uid = 1000;
group = "cazzzer";
extraGroups = [ "wheel" "docker" "wireshark" ];
};
# Install firefox.
programs.firefox.enable = true;
programs.fish.enable = true;
programs.git.enable = true;
programs.neovim.enable = true;
programs.bat.enable = true;
programs.htop.enable = true;
programs.wireshark.enable = true;
# List packages installed in system profile. To search, run:
# $ nix search wget
# https://github.com/flatpak/flatpak/issues/2861
xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
# workarounds.flatpak.enable = true;
fonts.packages = with pkgs; [
noto-fonts-cjk-sans
noto-fonts-cjk-serif
fantasque-sans-mono
nerd-fonts.fantasque-sans-mono
jetbrains-mono
];
environment.systemPackages = with pkgs; [
dust
eza
fastfetch
fd
host-spawn # for flatpaks
kdePackages.flatpak-kcm
kdePackages.filelight
kdePackages.kate
kdePackages.yakuake
ldns
micro
mpv
ripgrep
starship
tealdeer
waypipe
whois
zfs
];
# 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. Its 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 = "24.11"; # Did you read the comment?
}

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@ -0,0 +1,37 @@
# 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 = [ "uhci_hcd" "ehci_pci" "ahci" "virtio_pci" "sr_mod" "virtio_blk" ];
boot.initrd.kernelModules = [ ];
boot.kernelModules = [ "kvm-intel" ];
boot.extraModulePackages = [ ];
fileSystems."/" =
{ device = "/dev/disk/by-uuid/f222513b-ded1-49fa-b591-20ce86a2fe7f";
fsType = "ext4";
};
fileSystems."/boot" =
{ device = "/dev/disk/by-uuid/12CE-A600";
fsType = "vfat";
options = [ "fmask=0022" "dmask=0022" ];
};
swapDevices = [ ];
# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
# (the default) this is the recommended approach. When using systemd-networkd it's
# still possible to use this option, but it's recommended to use it in conjunction
# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
networking.useDHCP = lib.mkDefault true;
# networking.interfaces.enp6s18.useDHCP = lib.mkDefault true;
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
}