{ config, pkgs, lib, ... }: { imports = [ ../../common ../../common/lxc.nix ]; networking.hostName = "k3s"; system.stateVersion = "21.11"; # Additional packages environment.systemPackages = with pkgs; [ iptables vim ]; # Disable the firewall as we need all the ports networking.firewall.enable = false; # Force-enable Cgroupv2 systemd.enableUnifiedCgroupHierarchy = lib.mkForce true; # Ensure `mount` and `grep` are available systemd.services.k3s.path = [ pkgs.gnugrep pkgs.utillinux ]; # Enable k3s as a master node services.k3s = { enable = true; role = "server"; extraFlags = builtins.toString [ "--data-dir=/var/lib/k3s" # Set data dir to var lib "--cluster-init" # Enable embedded etcd "--cluster-cidr=10.69.0.0/16" # the default of 10.42.0.0/16 clashes with my own network ]; }; }