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nixfiles/hosts/carbon/configuration.nix

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{ config, pkgs, lib, ... }:
{
imports =
[
./hardware-configuration.nix
../../configuration/common
../../configuration/router
];
boot.kernelParams = [ "console=ttyS0,115200n8" ];
boot.loader.grub.enable = true;
boot.loader.grub.version = 2;
boot.loader.grub.device = "/dev/sda";
boot.loader.grub.extraConfig = "
serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1
terminal_input serial
terminal_output serial
";
networking.hostName = "carbon";
networking.useDHCP = false;
# Local Router IPs
networking.interfaces.lo.ipv6.addresses = [
{ address = "fd00:152:152:104::1"; prefixLength = 64; }
{ address = "fd00:152:152::1"; prefixLength = 128; } # Anycast
];
networking.interfaces.lo.ipv4.addresses = [
{ address = "10.152.104.1"; prefixLength = 24; }
{ address = "10.152.0.1"; prefixLength = 32; } # Anycast
];
# Network
## DSL-Uplink
networking.vlans."enp1s0.7" = {
id = 7;
interface = "enp1s0";
};
## LTE-Uplink
networking.vlans."enp1s0.102" = {
id = 102;
interface = "enp1s0";
};
## Heimnetz
networking.vlans."enp1s0.201" = {
id = 201;
interface = "enp1s0";
};
networking.interfaces."enp1s0.201".ipv6.addresses = [
{ address = "fd00:152:152:4::1"; prefixLength = 64; }
{ address = "2001:4cd8:100:1337::1"; prefixLength = 64; } # public IPs for local network
{ address = "2a01:4f8:1c0c:8221::1"; prefixLength = 64; } # public IPs for services
];
networking.interfaces."enp1s0.201".ipv4.addresses = [
{ address = "10.152.4.1"; prefixLength = 24; }
];
## Gastnetz
networking.vlans."enp1s0.202" = {
id = 202;
interface = "enp1s0";
};
networking.interfaces."enp1s0.202".ipv6.addresses = [
{ address = "fd00:3214:9453:4920::1"; prefixLength = 64; }
{ address = "2001:4cd8:100:1313::1"; prefixLength = 64; } # public IPs for local network
];
networking.interfaces."enp1s0.202".ipv4.addresses = [
{ address = "192.168.32.1"; prefixLength = 24; }
];
## VoIP
networking.vlans."enp1s0.204" = {
id = 204;
interface = "enp1s0";
};
networking.interfaces."enp1s0.204".ipv4.addresses = [
{ address = "10.152.33.1"; prefixLength = 24; }
];
# Use Anycast Nameservers
networking.nameservers = [ "fd00:152:152::1" "10.152.0.1" ];
networking.nat = {
enableIPv6 = true;
enable = true;
externalInterface = "ppp-ntvdsl";
internalIPv6s = [ "fd00:152:152::/48" "fd00:3214:9453:4920::/64"];
internalIPs = [ "10.152.0.0/16" "192.168.32.0/24" ];
};
services.radvd.enable = true;
services.radvd.config = ''
interface enp1s0.201 {
AdvSendAdvert on;
prefix 2001:4cd8:100:1337::/64 {};
RDNSS fd00:152:152::1 {};
DNSSL net.clerie.de {};
};
interface enp1s0.202 {
AdvSendAdvert on;
prefix 2001:4cd8:100:1313::/64 {};
RDNSS 2620:fe::fe 2620:fe::9 {}; # Quad 9
};
'';
services.kea.dhcp4 = {
enable = true;
settings = {
interfaces-config = {
interfaces = [ "enp1s0.201" "enp1s0.202" "enp1s0.204" ];
};
lease-database = {
name = "/var/lib/kea/dhcp4.leases";
persist = true;
type = "memfile";
};
option-def = [
{
space = "dhcp4";
name = "vendor-encapsulated-options";
code = 43;
type = "empty";
encapsulate = "sipdect";
}
{
space = "sipdect";
name = "ommip1";
code = 10;
type = "ipv4-address";
}
{
space = "sipdect";
name = "ommip2";
code = 19;
type = "ipv4-address";
}
{
space = "sipdect";
name = "syslogip";
code = 14;
type = "ipv4-address";
}
{
space = "sipdect";
name = "syslogport";
code = 15;
type = "int16";
}
{
space = "dhcp4";
name = "magic_str";
code = 224;
type = "string";
}
];
subnet4 = [
# Heimnetz
{
id = 201;
subnet = "10.152.4.0/24";
pools = [
{
pool = "10.152.4.100 - 10.152.4.240";
}
];
option-data = [
{
name = "routers";
data = "10.152.4.1";
}
{
name = "domain-name-servers";
data = "10.152.0.1";
}
{
name = "domain-name";
data = "net.clerie.de";
}
];
}
# Gastnetz
{
id = 202;
subnet = "192.168.32.0/24";
pools = [
{
pool = "192.168.32.100 - 192.168.32.240";
}
];
option-data = [
{
name = "routers";
data = "192.168.32.1";
}
{
name = "domain-name-servers";
data = "9.9.9.9,149.112.112.112"; # Quad 9
}
];
}
# VoIP
{
id = 204;
subnet = "10.152.33.0/24";
pools = [
{
pool = "10.152.33.10 - 10.152.33.200";
}
];
option-data = [
{
name = "routers";
data = "10.152.33.1";
}
];
reservations = [
{
hostname = "iridium";
hw-address = "00:30:42:1B:8C:7C";
ip-address = "10.152.33.11";
option-data = [
{
name = "host-name";
data = "iridium";
}
{
name = "vendor-encapsulated-options";
}
{
space = "sipdect";
name = "ommip1";
data = "10.152.33.11";
}
{
name = "magic_str";
data = "OpenMobilitySIP-DECT";
}
];
}
];
}
];
};
};
networking.wireguard.enable = true;
networking.wireguard.interfaces = {
wg-gatekeeper4 = {
ips = [ "fe80::127:2/64" "169.254.127.2/24" ];
peers = [ {
allowedIPs = [ "0.0.0.0/0" "::/0" ];
endpoint = "78.47.183.82:50127";
publicKey = "y+Bk5eIHgmnq9xuBDD+fk/OIkKRZU6AE4ISx4RdDDyg=";
persistentKeepalive = 25;
} ];
allowedIPsAsRoutes = false;
privateKeyFile = "/var/src/secrets/wireguard/wg-gatekeeper4";
};
wg-porter4 = {
ips = [ "fe80::138:2/64" "169.254.138.2/24" ];
peers = [ {
allowedIPs = [ "0.0.0.0/0" "::/0" ];
endpoint = "5.45.100.191:50138";
publicKey = "aP6optNE7nVk6coo+USkSDtB62rAc/isfofRML9V2HM=";
persistentKeepalive = 25;
} ];
allowedIPsAsRoutes = false;
privateKeyFile = "/var/src/secrets/wireguard/wg-porter4";
};
wg-heimnetz = {
ips = [ "fd00:153:153:201::2/64" ];
peers = [ {
allowedIPs = [ "::/0" ];
endpoint = "[fd00:152:152:101::1]:60001";
publicKey = "j/XAIOJGgLieg0jry4AGSkxQySuDdwhJShqC5SCgsWw=";
} ];
listenPort = 60001;
allowedIPsAsRoutes = false;
privateKeyFile = "/var/src/secrets/wireguard/wg-heimnetz";
postSetup = "ip link set wg-heimnetz mtu 1340";
};
};
networking.firewall.allowedUDPPorts = [ 53 60001 ];
networking.firewall.allowedTCPPorts = [ 53 ];
networking.firewall.extraCommands = ''
ip46tables -A FORWARD -i enp1s0.202 -o ppp-ntvdsl -j ACCEPT
ip46tables -A FORWARD -i enp1s0.202 -j DROP
ip46tables -A FORWARD -i ppp-ntvdsl -o enp1s0.202 -j ACCEPT
ip46tables -A FORWARD -o enp1s0.202 -j DROP
'';
services.pppd = {
enable = true;
peers.ntvdsl = {
config = ''
plugin rp-pppoe.so enp1s0.7
user "dsl-31997-001#regio@bsa-vdsl"
ifname ppp-ntvdsl
persist
maxfail 0
holdoff 5
noipdefault
lcp-echo-interval 20
lcp-echo-failure 3
mtu 1492
hide-password
defaultroute
+ipv6
debug
'';
};
};
# Routing tables
# Table: 10000
# - primary routes
# Table: 11000
# - ospf routes
# Table: 20101
# - default route to gatekeeper
#
# We will never use main table anymore
petabyte.policyrouting = {
enable = true;
rules6 = [
# main routes first except default route
{ rule = "lookup main suppress_prefixlength 0"; prio = 10000; }
# Prefixes defaulting to gatekeeper
{ rule = "from 2a01:4f8:1c0c:8221::/64 lookup 20101"; prio = 20000; }
{ rule = "from 2a01:4f8:1c0c:8221::/64 unreachable"; prio = 20001; }
# Everything else defaulting to main table after this
];
rules4 = [
# main routes first except default route
{ rule = "lookup main suppress_prefixlength 0"; prio = 10000; }
# Prefixes defaulting to gatekeeper
#{ rule = "from xxx lookup 20101"; prio = 20000; }
# Everything else defaulting to main table after this
];
};
services.bird2.enable = true;
services.bird2.config = ''
router id ${ (lib.head config.networking.interfaces.lo.ipv4.addresses).address };
ipv6 table gatekeeper6;
ipv4 table gatekeeper4;
protocol static static_gatekeeper_6 {
ipv6 {
table gatekeeper6;
};
route ::/0 via fd00:153:153:201::1;
}
protocol static static_gatekeeper_4 {
ipv4 {
table gatekeeper4;
};
route 0.0.0.0/0 via 10.153.201.1;
}
protocol kernel kernel_gatekeeper_6 {
ipv6 {
table gatekeeper6;
export filter {
krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv6.addresses).address };
accept;
};
import none;
};
kernel table 20101;
}
protocol kernel kernel_gatekeeper_4 {
ipv4 {
table gatekeeper4;
export filter {
krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv4.addresses).address };
accept;
};
import none;
};
kernel table 20101;
}
ipv6 table ospf6;
ipv4 table ospf4;
protocol direct direct_lo {
interface "lo";
ipv6 {
table ospf6;
};
ipv4 {
table ospf4;
};
}
protocol direct direct_enp1s0_201 {
interface "enp1s0.201";
ipv6 {
table ospf6;
};
ipv4 {
table ospf4;
};
}
protocol kernel kernel_ospf6 {
ipv6 {
table ospf6;
export filter {
krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv6.addresses).address };
accept;
};
import none;
};
}
protocol kernel kernel_ospf4 {
ipv4 {
table ospf4;
export filter {
krt_prefsrc=${ (lib.head config.networking.interfaces.lo.ipv4.addresses).address };
accept;
};
import none;
};
}
protocol ospf v3 ospf_6 {
ipv6 {
table ospf6;
import all;
export all;
};
area 0 {
interface "wg-gatekeeper4" {
cost 80;
type pointopoint;
};
interface "wg-porter4" {
cost 80;
type pointopoint;
};
};
}
protocol ospf v3 ospf_4 {
ipv4 {
table ospf4;
import all;
export all;
};
area 0 {
interface "wg-gatekeeper4" {
cost 80;
type pointopoint;
};
interface "wg-porter4" {
cost 80;
type pointopoint;
};
};
}
protocol device {
scan time 10;
}
'';
clerie.monitoring = {
enable = true;
id = "104";
pubkey = "sro9DUSMtVr5xV2o3GTgg+0vmLj+bRc8fN+3pIr6+HY=";
bird = true;
};
services.unbound = {
enable = true;
resolveLocalQueries = false;
settings = {
server = {
interface = [ "fd00:152:152::1" "10.152.0.1" ];
access-control = [ "::/0 allow" "0.0.0.0/0 allow" ];
prefer-ip6 = true;
prefetch = true;
serve-expired = true;
serve-expired-ttl-reset = true;
};
};
};
system.stateVersion = "21.03";
}
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