295 lines
7.8 KiB
Nix
295 lines
7.8 KiB
Nix
# SPDX-FileCopyrightText: 2020 Luke Granger-Brown <depot@lukegb.com>
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#
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# SPDX-License-Identifier: Apache-2.0
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{ depot, lib, pkgs, rebuilder, config, ... }:
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let
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inherit (depot.ops) secrets;
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in {
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boot.initrd.availableKernelModules = [
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"sd_mod"
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"ahci"
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"usb_storage"
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"usbhid"
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];
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boot.kernelParams = [ "mitigations=off" ];
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fileSystems = {
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"/" = {
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device = "/dev/disk/by-uuid/fc964ef6-e3d0-4472-bc0e-f96f977ebf11";
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fsType = "ext4";
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};
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"/boot" = {
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device = "/dev/disk/by-uuid/AB36-5BE4";
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fsType = "vfat";
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};
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};
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nix.maxJobs = lib.mkDefault 4;
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# Use the systemd-boot EFI boot loader.
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boot.loader.systemd-boot.enable = true;
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boot.loader.efi.canTouchEfiVariables = true;
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# Networking!
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networking = {
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hostName = "swann"; # Define your hostname.
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domain = "int.as205479.net";
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nameservers = ["8.8.8.8" "8.8.4.4"];
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useDHCP = false;
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interfaces = {
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ens-virginmedia = {
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useDHCP = true;
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};
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ens-general = {
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ipv4.addresses = [
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{ address = "192.168.1.1"; prefixLength = 23; }
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];
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ipv6.addresses = [
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{ address = "2a02:88fd:f:d::2"; prefixLength = 64; }
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];
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ipv6.routes = [
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{ address = "2a02:88fd:f:d::"; prefixLength = 64; options.metric = "100"; }
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];
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};
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};
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};
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my.ip.tailscale = "100.102.224.95";
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services.udev.extraRules = ''
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ATTR{address}=="e4:3a:6e:16:07:62", NAME="ens-virginmedia"
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ATTR{address}=="e4:3a:6e:16:07:67", NAME="ens-general"
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'';
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boot.kernel.sysctl = {
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"net.ipv4.ip_forward" = "1";
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"net.ipv6.conf.default.forwarding" = "1";
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"net.ipv6.conf.all.forwarding" = "1";
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"net.ipv6.conf.ens-virginmedia.accept_ra" = "2";
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};
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networking.nat = {
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enable = true;
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externalInterface = "ens-virginmedia";
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internalInterfaces = ["ens-general"];
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forwardPorts = [
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{ destination = "192.168.1.40:22"; proto = "tcp"; sourcePort = 10022; }
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{ destination = "192.168.1.40:41641"; proto = "udp"; sourcePort = 41641; }
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{ destination = "192.168.1.40:80"; proto = "tcp"; sourcePort = 80; }
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{ destination = "192.168.1.40:443"; proto = "tcp"; sourcePort = 443; }
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# IPFS
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{ destination = "192.168.1.40:4001"; proto = "tcp"; sourcePort = 4001; }
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{ destination = "192.168.1.40:4001"; proto = "udp"; sourcePort = 4001; }
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];
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};
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services.dhcpd4 = {
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enable = true;
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interfaces = ["ens-general"];
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authoritative = true;
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extraConfig = ''
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subnet 192.168.1.0 netmask 255.255.255.0 {
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option subnet-mask 255.255.255.0;
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option routers 192.168.1.1;
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option domain-name-servers 192.168.1.1;
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option domain-name "house.as205479.net";
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default-lease-time 600;
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max-lease-time 3600;
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range 192.168.1.100 192.168.1.200;
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}
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'';
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machines = [
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{
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hostName = "totoro";
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ethernetAddress = "40:8d:5c:1f:e8:68";
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ipAddress = "192.168.1.40";
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}
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{
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hostName = "totoro-pfsense";
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ethernetAddress = "52:54:00:cf:cd:94";
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ipAddress = "192.168.1.41";
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}
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{
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hostName = "kvm";
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ethernetAddress = "00:0d:5d:1b:14:ba";
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ipAddress = "192.168.1.50";
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}
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];
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};
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networking.localCommands = ''
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tc qdisc del dev ens-virginmedia root || true
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tc qdisc add dev ens-virginmedia root cake bandwidth 20Mbit docsis nat dual-srchost
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ip link add name ifb-virginmedia type ifb || true
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tc qdisc del dev ens-virginmedia ingress || true
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tc qdisc add dev ens-virginmedia handle ffff: ingress
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tc qdisc del dev ifb-virginmedia root || true
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tc qdisc add dev ifb-virginmedia root cake bandwidth 450Mbit besteffort docsis nat wash dual-dsthost
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ip link set dev ifb-virginmedia up
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tc filter add dev ens-virginmedia parent ffff: matchall action mirred egress redirect dev ifb-virginmedia
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'';
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services.unifi = {
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enable = true;
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openPorts = false;
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unifiPackage = depot.pkgs.unifi;
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};
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services.prometheus.exporters.unifi-poller = {
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enable = true;
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controllers = [{
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url = "https://localhost:8443";
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verify_ssl = false;
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user = "unifipoller";
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pass = pkgs.writeTextFile { name = "unifipoller-password"; text = "unifipoller"; };
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}];
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};
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networking.firewall = {
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interfaces.ens-general = {
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allowedTCPPorts = [
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8080 6789 # Unifi
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53 # DNS
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];
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allowedUDPPorts = [
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3478 10001 # Unifi
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53 # DNS
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];
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};
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};
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services.ddclient = {
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enable = false;
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protocol = "cloudflare";
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domains = ["home.lukegb.com"];
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zone = "lukegb.com";
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password = secrets.cloudflareCredentials.token;
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use = "if";
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extraConfig = ''
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if=ens-virginmedia
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daemon=0
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'';
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};
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systemd.services.ddclient.serviceConfig.ExecStart = let
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ddclient = pkgs.perlPackages.buildPerlPackage rec {
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pname = "ddclient";
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version = "3.9.1";
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src = pkgs.fetchFromGitHub {
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owner = "ddclient";
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repo = "ddclient";
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rev = "11a583b003920f8e15591813598b70061d1a4654";
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sha256 = "sha256:1xz09vkii3mc2jmfwx9is07i06iiryv51571vdnl4m5mdnvsmlwb";
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};
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outputs = [ "out" ];
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doCheck = false;
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buildInputs = with pkgs.perlPackages; [ IOSocketSSL DigestSHA1 DataValidateIP JSONPP ];
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nativeBuildInputs = with pkgs; [ autoreconfHook makeWrapper ];
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preConfigure = ''
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touch Makefile.PL
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'';
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postInstall = ''
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patchShebangs $out/bin/ddclient
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wrapProgram $out/bin/ddclient \
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--suffix PATH : ${lib.makeBinPath (with pkgs; [ pkgs.iproute ])} \
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--prefix PERL5LIB : $PERL5LIB
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'';
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};
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RuntimeDirectory = "ddclient";
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in lib.mkForce "${lib.getBin ddclient}/bin/ddclient -file /run/${RuntimeDirectory}/ddclient.conf";
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environment.systemPackages = with pkgs; [];
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services.coredns = {
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enable = true;
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config = ''
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.:53 {
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bind 192.168.1.1 127.0.0.53
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acl {
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allow net 192.168.0.0/16 172.16.0.0/12 10.0.0.0/8 127.0.0.0/8
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block
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}
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hosts /dev/null {
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2a02:26f0:5700:3b1::2ab3 www.nhs.uk
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fallthrough
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}
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loadbalance
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forward . tls://8.8.8.8 tls://8.8.4.4 {
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tls_servername dns.google
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}
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cache {
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success 4096
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denial 1024
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prefetch 512
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}
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prometheus :9153
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errors
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log
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}
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'';
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};
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my.prometheus.additionalExporterPorts.coredns = 9153;
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networking.resolvconf.extraConfig = ''
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name_servers='127.0.0.53'
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'';
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services.prometheus.exporters.smokeping = {
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enable = true;
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hosts = [
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"8.8.8.8" # Google Public DNS
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"2001:4860:4860::8888"
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"youtube.com" "ads.google.com" "google.com"
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"1.1.1.1" # Cloudflare DNS
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"2606:4700:4700::1111"
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"twitter.com"
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"store.steampowered.com"
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"api.steampowered.com"
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"prod.euw1.lol.riotgames.com" # League of Legends EUW
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"eu.battle.net"
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"185.60.112.157" "185.60.112.158" # Diablo 3/HotS/Hearthstone
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"185.60.114.159" # Overwatch
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# BFOB TS
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"2a01:a500:85:3::2"
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"37.9.61.53"
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];
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};
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# This is cursed.
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services.ndppd = {
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enable = true;
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proxies.ens-virginmedia = {
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router = false;
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rules."2a02:88fd:f:d::/64" = {
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method = "iface";
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interface = "ens-general";
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};
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};
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};
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networking.dhcpcd.extraConfig = ''
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noipv6rs
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interface ens-virginmedia
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ipv6rs
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iaid 1
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ia_na 2
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ia_pd 3 ens-general/1/64
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'';
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services.radvd = {
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enable = true;
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config = ''
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interface ens-general {
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AdvSendAdvert on;
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MaxRtrAdvInterval 60;
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AdvDefaultLifetime 180;
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prefix 2a02:88fd:f:d::/64 {
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AdvValidLifetime 7200;
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AdvPreferredLifetime 3600;
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};
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};
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'';
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};
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system.stateVersion = "21.03";
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}
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