Klub-RZ/infrastructure
4
0
Fork 0
Code Issues 7 Pull requests Packages Projects Releases Wiki Activity

router03: init

Browse source
This commit is contained in:
Raito Bezarius 2024-01-02 00:31:55 +01:00
parent 9236bed612
commit 94a64b792c
5 changed files with 417 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
machines/core-services-01/subZone.nix
View file

@ -86,6 +86,7 @@ dualstack // {
# Routers
router01.A = [ "10.1.1.1" ];
router02.A = [ "10.1.1.1" ];
router03.A = [ "10.1.1.120" ];
# Hypervisors
pve01 = {

28
machines/router03/_configuration.nix Normal file
View file

@ -0,0 +1,28 @@
# 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 =
[
./router.nix
];
# Use the systemd-boot EFI boot loader.
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
# Set your time zone.
# time.timeZone = "Europe/Amsterdam";
networking.hostName = "router03";
networking.domain = "internal.rz.ens.wtf";
services.getty.autologinUser = "root";
services.openssh.enable = true;
system.stateVersion = "24.05"; # Did you read the comment?
}

40
machines/router03/_hardware-configuration.nix Normal file
View file

@ -0,0 +1,40 @@
# 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 = [ "ata_piix" "uhci_hcd" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod" ];
boot.initrd.kernelModules = [ ];
boot.kernelModules = [ ];
boot.extraModulePackages = [ ];
boot.initrd.luks.devices.c-disk = {
device = "/dev/disk/by-uuid/9c57dd15-b6e4-4496-84ca-6ffe41a9dd42";
keyFile = "/dev/zero";
keyFileSize = 1;
fallbackToPassword = true;
};
fileSystems."/" =
{ device = "/dev/disk/by-uuid/a48770a7-87f0-4f95-9458-50f022d20472";
fsType = "ext4";
};
fileSystems."/boot" =
{ device = "/dev/disk/by-uuid/1FD5-AB3E";
fsType = "vfat";
};
swapDevices =
[ { device = "/dev/disk/by-uuid/050ed1a8-60be-47e8-9f96-146362ea5e46"; }
];
hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}

335
machines/router03/router.nix Normal file
View file

@ -0,0 +1,335 @@
{ config, pkgs, lib, ... }:
let
inherit (lib) mkOption types;
mkVLAN = name: id: {
netdevConfig = {
Kind = "vlan";
Name = name;
};
vlanConfig.Id = id;
};
mkTunnel = kind: name: { local, remote, mtu ? 1480 }: {
netdevConfig = {
Kind = kind;
Name = name;
MTUBytes = toString mtu;
};
tunnelConfig = {
Local = local;
Remote = remote;
};
};
vip = config.router.wan.vip;
rip = config.router.wan.rip;
in
{
options.router = {
wan = {
vip = mkOption {
type = types.str;
description = "Highly-available virtual IP address of the router";
};
rip = mkOption {
type = types.str;
description = "Real IP address of the router";
};
};
};
config = {
router.wan.vip = "129.199.146.230";
router.wan.rip = "129.199.146.231";
networking.firewall.allowedUDPPorts = [ 25351 ];
systemd.network.enable = true;
networking.dhcpcd.enable = false;
systemd.network.links."10-swp" = {
matchConfig.MACAddress = "92:E3:9C:CE:EF:14";
linkConfig.Name = "swp";
};
systemd.network = {
config.routeTables = {
he = 100;
mwan = 110;
};
netdevs = {
"05-admin-vpn" = {
netdevConfig = {
Kind = "wireguard";
Name = "wgadmin";
MTUBytes = "1420";
};
wireguardConfig = {
PrivateKeyFile = "/etc/secrets/wireguard/wgadmin";
ListenPort = 25351;
};
wireguardPeers = [
{
wireguardPeerConfig = {
PublicKey = "obsUPq4Y1XGbl3yPUytPKkVcSP+eECpaQX+bV+ocwXg=";
AllowedIPs = [ "fd81:fb3a:50cc::100/128" ];
};
}
];
};
"10-tun-mwan" = mkTunnel "gre" "gre-mwan" {
remote = "80.67.167.30";
local = vip;
};
"10-tun-he" = mkTunnel "sit" "sit-he" {
remote = "216.66.84.42";
local = vip;
};
# VLANs
# 401: uplink ENS
# 3500: intranet club réseau, proxy ARP et proxy arp pvlan / 10.1.1.1/22
# 3510: mgmt club réseau (administration network) / fd81:fb3a:50cc::/64
# 3605: MWAN V6 DMZ / 2a0e:e701:1120:b00c::1/64
# 3606: MWAN V4 DMZ / 45.13.104.25/29
# 3607: Club Réseau v6 DMZ (en ASN propre)
# 3608: DN42 DMZ
# 3609: HE V6 DMZ / 2001:470:1f13:187::1/64
# 3610: Free V6 DMZ
# 3620: HE.net IPv6 /48 -> DHCP-PD /60
# 3621: MWAN DMZ /48 PD delivery / 2a0e:e701:1120::1/48
# 3622: Router VRRP link / $to_be_determined.
# "10-uplink-ens" = mkVLAN "uplink-ens" 401; dysfunctional?
"10-intranet-krz" = mkVLAN "intranet-krz" 3500;
"10-admin" = mkVLAN "admin" 3510;
"10-mwan-v6" = mkVLAN "mwan-v6" 3605;
"10-mwan-dual" = mkVLAN "mwan-dual" 3606;
"10-krz-v6" = mkVLAN "krz-v6" 3607;
"10-dn42-dmz" = mkVLAN "dn42-dmz" 3608;
"10-he-dmz" = mkVLAN "he-dmz" 3609;
"10-free-dmz" = mkVLAN "free-dmz" 3610;
"10-he-pd" = mkVLAN "he-v6-pd" 3620;
"10-mwan-pd" = mkVLAN "mwan-v6-pd" 3621;
"10-vrrp-router" = mkVLAN "vrrp-router" 3622;
};
networks = {
"10-admin-vpn" = {
matchConfig.Name = "wgadmin";
networkConfig = {
Description = "VPN d'administration système de l'infrastructure";
Address = [ "fd81:fb3a:50cc::1/64" ];
# Give access to the rest of the network.
IPForward = "ipv6";
ConfigureWithoutCarrier = true;
};
linkConfig.RequiredForOnline = "routable";
};
"15-admin-vlan" = {
matchConfig.Name = "admin";
networkConfig = {
Description = "VLAN d'administration système de l'infrastructure";
Address = [ "fd81:fb3a:50cc:1::1/48" ];
# Give access to the rest of the network.
IPForward = "ipv6";
IPv6ProxyNDP = true;
ConfigureWithoutCarrier = true;
};
linkConfig.RequiredForOnline = "routable";
};
"20-tun-mwan" = {
matchConfig.Name = "gre-mwan";
networkConfig = {
Description = "Tunnel de livraison GRE IPv4/IPv6 de MilkyWAN";
Address = [ "10.1.1.50/30" "2a0b:cbc0:1::216/126" ];
ConfigureWithoutCarrier = true;
};
routes = [
{
routeConfig = {
Gateway = "10.1.1.49";
Table = "mwan";
Scope = "global";
# FIXME(raito): Has no effect? Upstream bug?
Source = "45.13.104.25/29";
};
}
{
routeConfig = {
Destination = "::/0";
Gateway = "2a0b:cbc0:1::215";
Table = "mwan";
Scope = "global";
Source = "2a0e:e701:1120::/48";
};
}
];
routingPolicyRules = [
{
routingPolicyRuleConfig = {
From = "2a0e:e701:1120::/48";
Table = "mwan";
};
}
{
routingPolicyRuleConfig = {
From = "45.13.104.25/29";
Table = "mwan";
};
}
];
};
"20-tun-he" = {
matchConfig.Name = "sit-he";
networkConfig = {
Description = "HE.NET IPv6 Tunnel (owned by gdd)";
Address = [ "2001:470:1f12:187::2/64" ];
ConfigureWithoutCarrier = true;
};
routes = [
{
routeConfig = {
Destination = "::/0";
Table = "he";
Scope = "global";
Source = "2001:470:1f13::/48";
};
}
];
routingPolicyRules = [
{
routingPolicyRuleConfig = {
From = "2001:470:1f13::/48";
Table = "he";
};
}
];
};
"10-swp" = {
matchConfig.Name = "swp";
networkConfig = {
Description = "VLAN-aware switch port";
Address = [ "${rip}/24" ];
Gateway = "129.199.146.254";
LLDP = true;
# Only to the switch we are connected to directly, e.g. the hypervisor or the switch.
EmitLLDP = "nearest-bridge";
# For VRRP.
KeepConfiguration = true;
};
routingPolicyRules = [
{
routingPolicyRuleConfig = {
From = "45.13.104.25/29";
Type = "prohibit";
};
}
];
tunnel = [
"gre-mwan"
"sit-he"
];
vlan = [
# "intranet-krz" - we don't want to keep this.
"admin"
# FIXME: "mwan-v6" - do we want to keep this?
# We can achieve v6-only by enforcing MAC address isolation for IPv4.
"mwan-dual"
# FIXME: legacy-nat-zone.
# FIXME: "krz-v6" - not ready yet.
# FIXME: "dn42-dmz" - revive this if you want.
"he-dmz"
# FIXME: "free-dmz" - not ready yet, abandoned?
# FIXME: "he-v6-pd" - require rework
# FIXME: "mwan-v6-pd" - require rework
];
};
# TODO: SIIT/NAT64/DNS64 component to avoid IPv4 dependency.
"20-mwan-dual" = {
matchConfig.Name = "mwan-dual";
addresses = [
{
addressConfig = {
Address = "2a0e:e701:1120:b00c::1/64";
AddPrefixRoute = false;
};
}
{
addressConfig = {
Address = "45.13.104.25/29";
AddPrefixRoute = false;
};
}
];
routes = [
{
routeConfig = {
Destination = "2a0e:e701:1120:b00c::/64";
Metric = 256;
Table = "mwan";
};
}
{
routeConfig = {
Destination = "45.13.104.25/29";
Metric = 256;
Table = "mwan";
};
}
];
networkConfig = {
Description = "MilkyWAN dual stack public interface";
DHCPServer = true;
IPv6SendRA = true;
IPForward = true;
ConfigureWithoutCarrier = true;
};
};
"20-he-dmz" = {
matchConfig.Name = "he-dmz";
addresses = [
{
addressConfig = {
Address = "2001:470:1f13:187::1/64";
# This will add it in the wrong table.
# TODO: add to systemd a `Table` option here.
AddPrefixRoute = false;
};
}
];
routes = [
{
routeConfig = {
Destination = "2001:470:1f13:187::/64";
Metric = 256;
Table = "he";
};
}
];
networkConfig = {
Description = "Hurricane Electrical's 187 /64 unfirewalled zone";
IPv6SendRA = true;
ConfigureWithoutCarrier = true;
};
};
};
};
# services.keepalived.enable = true;
# services.keepalived.vrrpInstances.wan = {
# interface = "swp";
# state = "MASTER";
# priority = 50;
# virtualIps = [{ addr = "129.199.146.230"; }];
# virtualRouterId = 1;
# };
# systemd.services."systemd-networkd".environment.SYSTEMD_LOG_LEVEL = "debug";
environment.systemPackages = [ pkgs.tcpdump pkgs.wireguard-tools ];
# Zone based firewall
# Flow accounting in PostgreSQL.
services.postgresql = {
enable = true;
ensureUsers = [];
};
# services.ulogd = {
# enable = true;
# settings = {
# };
# };
};
}

13
meta/nodes.nix
View file

@ -48,4 +48,17 @@ builtins.mapAttrs mkNode {
stateVersion = "21.05";
};
router03 = {
admins = [
"gdd"
"hubrecht"
"raito"
"sinavir"
];
deployment.targetHost = "router03.internal.rz.ens.wtf";
stateVersion = "24.05";
};
}