130 lines
2.7 KiB
Nix
130 lines
2.7 KiB
Nix
{ config, pkgs, ... }:
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let
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lan = "ens18";
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lanIP = "10.42.1.5";
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iot = "ens19";
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iotIP = "192.168.66.250";
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routerIP = "10.42.1.2";
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extraHosts = builtins.readFile ./net/hosts;
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adblockUpdate = pkgs.writeShellScriptBin "adblockUpdate" (builtins.readFile ./adblockUpdate.sh);
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proxyPort = 3128;
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dnsPort = 53;
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dhcpPort = 67;
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dnsServers = [
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"9.9.9.9" # Quad 9
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"1.1.1.1" # Cloudflare
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"1.0.0.1" # Cloudflare
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"149.112.112.112" # Quad 9
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];
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in
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{
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greg.tailscale = {
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enable = true;
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tags = [ "home" ];
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};
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# Really, why do I still have to force-disable this crap?
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boot.kernel.sysctl = {
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"net.ipv6.conf.${lan}.disable_ipv6" = true;
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"net.ipv6.conf.${iot}.disable_ipv6" = true;
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"net.ipv6.conf.lo.disable_ipv6" = true;
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};
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networking = {
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enableIPv6 = false;
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networkmanager.enable = pkgs.lib.mkForce false;
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defaultGateway = routerIP;
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nameservers = dnsServers;
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interfaces = {
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# This is our LAN port
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"${lan}" = {
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useDHCP = false;
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ipv4.addresses = [
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{
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address = "${lanIP}";
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prefixLength = 16;
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}
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];
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};
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"${iot}" = {
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useDHCP = false;
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ipv4.addresses = [
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{
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address = "${iotIP}";
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prefixLength = 24;
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}
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];
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};
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};
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firewall = {
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enable = false;
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allowedUDPPorts = [
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dhcpPort
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dnsPort
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];
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allowedTCPPorts = [
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dnsPort
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proxyPort
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80
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];
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};
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nftables.enable = false;
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};
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environment.etc."hosts.d/local".text = extraHosts;
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services = {
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kea = {
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dhcp4 = (
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import ./networking/dhcp.nix {
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inherit
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iot
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lan
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lanIP
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routerIP
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;
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}
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);
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};
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#########
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# dnsmasq config
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########
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dnsmasq = {
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enable = true;
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settings = {
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domain = "thehellings.lan";
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expand-hosts = true;
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log-queries = true;
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no-hosts = true; # Do not read /etc/hosts, which makes genesis resolve to 127.0.0.2
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addn-hosts = "/etc/adblock_hosts";
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hostsdir = "/etc/hosts.d/";
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server = dnsServers;
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};
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};
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# Update adblock list
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cron = {
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enable = true;
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systemCronJobs = [ "* * * * * root ${adblockUpdate} 2>&1 > /var/log/adblock.log" ];
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};
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prometheus.exporters = {
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dnsmasq.enable = true;
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kea = {
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enable = true;
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openFirewall = true;
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targets = [ (builtins.head config.services.kea.dhcp4.settings.control-sockets).socket-name ];
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};
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};
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}; # End of services configuration
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environment.systemPackages = with pkgs; [
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bind
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curl # Used by dnsmasq fetching
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sqlite
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];
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}
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