infra/nixos/hosts/eidola/nebula.nix

58 lines
1.2 KiB
Nix

{config, ...}: let
netName = "m-infra";
# https://github.com/NixOS/nixpkgs/blob/nixos-24.05/nixos/modules/services/networking/nebula.nix#L12
userGroup = "nebula-${netName}";
interface = "nebula.${netName}";
lhs = {"10.13.0.1" = ["min.rip:4242"];}; # TODO: hardcoding
lhsInt = builtins.attrNames lhs;
in {
sops.secrets."nebula-key" = {
mode = "0440";
owner = userGroup;
group = userGroup;
};
networking.firewall.trustedInterfaces = [interface];
services.nebula.networks.${netName} = {
ca = ../../keys/ca.crt;
cert = ../../keys/n-srv-eidola.crt;
key = config.sops.secrets."nebula-key".path;
lighthouses = lhsInt;
relays = lhsInt;
staticHostMap = lhs;
settings.punchy.punch = true;
firewall.outbound = [
{
port = "any";
proto = "any";
host = "any";
}
];
firewall.inbound = [
# Allow pings from anyone
{
port = "any";
proto = "icmp";
host = "any";
}
# Allow anything from `internal` group
{
port = "any";
proto = "any";
groups = ["internal"];
}
# Allow SSH from anyone
{
port = 22;
proto = "tcp";
host = "any";
}
];
};
}