{ pkgs, config, factsGenerator, ... }: let publicKey = machine: (builtins.readFile "${config.clanCore.clanDir}/machines/${machine}/facts/wireguard.wg0.pub"); in { networking.firewall.allowedUDPPorts = [ 51820 ]; clanCore.facts.services.wireguard = factsGenerator.wireguard { name = "wg0"; }; boot.kernel.sysctl."net.ipv4.ip_forward" = true; # Enable WireGuard networking.wg-quick.interfaces = { # Hub and Spoke Setup # https://www.procustodibus.com/blog/2020/11/wireguard-hub-and-spoke-config/ wg0 = { address = [ "10.100.0.1/32" ]; listenPort = 51820; # to match firewall allowedUDPPorts (without this wg uses random port numbers) privateKeyFile = config.clanCore.facts.services.wireguard.secret."wireguard.wg0.key".path; mtu = 1280; postUp = '' ${pkgs.iptables}/bin/iptables -A FORWARD -i wg0 -j ACCEPT ''; postDown = '' ${pkgs.iptables}/bin/iptables -D FORWARD -i wg0 -j ACCEPT ''; # clients peers = [ { # chungus publicKey = publicKey "chungus"; allowedIPs = [ "10.100.0.2/32" ]; } { # iphone publicKey = "XPVzH+wBLsqukTHHjngkGJhYN0nRdQ7esadiimMJQnI="; allowedIPs = [ "10.100.0.4/32" ]; } { # tina publicKey = "RZsuQfWfAQLMm45ZiuNLBwcpL+GEbPYTRTrASFzMCFQ="; allowedIPs = [ "10.100.0.5/32" ]; } { # cream publicKey = publicKey "cream"; allowedIPs = [ "10.100.0.6/32" ]; } { # cherry publicKey = publicKey "cherry"; allowedIPs = [ "10.100.0.7/32" ]; } { # ipad publicKey = "E8TJTPQT0jK9vzDrwqX4fIGQtM640gc6qALVTZgmfRo="; allowedIPs = [ "10.100.0.8/32" ]; } { # ipad tina publicKey = "aOlfGT2c/4v7U7faLXyCyiCHe8iSAOedblKgbJONxnM="; allowedIPs = [ "10.100.0.9/32" ]; } ]; }; }; }