98 lines
2.7 KiB
Nix
98 lines
2.7 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 = "house.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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};
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};
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};
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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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};
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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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};
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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 8.8.8.8, 8.8.4.4;
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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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};
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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 30Mbit 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 500Mbit 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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environment.systemPackages = with pkgs; [];
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system.stateVersion = "21.03";
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}
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