buildbot/nix-eval Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-exodus Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-isaiah Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-genesis Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-linode Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-jeremiah Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-zeke Build done.
buildbot/nix-build gitea:greg/nixos#checks.x86_64-linux.nixos-hosea Build done.
buildbot/nix-build Build done.
Introduces a greg.nebula NixOS module and enables it across all managed
hosts for the nebula.thehellings.com overlay (CIDR: 10.157.0.0/16).
Architecture:
- linode: lighthouse + relay (public internet, UDP 4242)
- genesis: regular node + unsafe_routes router for 10.42.0.0/16 (home LAN)
- hosea, isaiah, jeremiah, zeke, exodus: regular nodes with unsafe_routes
pointing to genesis to reach the home LAN
Changes:
- modules/nixos/nebula.nix: new greg.nebula module
- isLighthouse / isRelay options
- unsafeRoutes option (tun.unsafe_routes)
- routesSubnet option: enables IP forwarding + nftables masquerade NAT
on the gateway host (genesis) so Nebula peers reach 10.42.0.0/16
- agenix secret reference per-host (secrets/nebula/<name>.key.age)
- opens UDP/4242 in the firewall
- modules/nixos/default.nix: import nebula.nix
- hosts/unstable/linode/default.nix: greg.nebula.isLighthouse = true
- hosts/unstable/genesis/default.nix: greg.nebula.routesSubnet = "10.42.0.0/16"
- hosts/unstable/{hosea,isaiah,jeremiah,zeke,exodus}/default.nix:
greg.nebula.enable = true with unsafeRoutes via genesis
- network.json: add nebulaIp field for each managed host
- secrets/secrets.nix: declare nebula/<host>.key.age entries
- secrets/nebula/README.md: full PKI bootstrap guide (CA, certs, agenix)
93 lines
1.6 KiB
Nix
93 lines
1.6 KiB
Nix
{
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config,
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lib,
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metadata,
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top,
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...
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}:
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{
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imports = [
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./boot.nix
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./hardware-configuration.nix
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# ./virt.nix
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top.nix-hardware.nixosModules.system76
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];
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age.secrets = {
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gitea-workerPassword.file = ../../../secrets/gitea/workerPassword.age;
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};
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boot.extraModulePackages = [ config.boot.kernelPackages.v4l2loopback ];
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greg = {
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kubernetes = {
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enable = true;
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vipInterface = "enp12s0";
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priority = 253;
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};
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nebula = {
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enable = true;
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unsafeRoutes = [
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{
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route = "10.42.0.0/16";
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via = "10.157.0.2"; # genesis
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}
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];
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};
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remote-builder.enable = true;
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runner = {
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enable = true;
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vbox = false;
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};
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tailscale = {
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enable = true;
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tags = [ "home" ];
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};
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};
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hardware = {
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nvidia = {
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modesetting.enable = true;
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powerManagement = {
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enable = false;
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finegrained = false;
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};
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nvidiaSettings = true;
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open = true;
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};
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system76 = {
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firmware-daemon.enable = true;
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#kernel-modules.enable = true;
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};
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};
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networking = {
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hostName = "zeke";
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networkmanager.enable = lib.mkForce true;
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enableIPv6 = false;
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useDHCP = false;
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interfaces.enp12s0.useDHCP = true;
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};
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# Let's do a sound thing
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services = {
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k3s = {
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extraFlags = [
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"--tls-san ${metadata.hosts.${config.networking.hostName}.ip}"
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#"--bind-address ${ip}"
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];
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};
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};
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users.users.greg.extraGroups = [
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"podman"
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];
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# virtualisation.virtualbox.host = {
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# enableExtensionPack = true;
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# headless = true;
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# enableWebService = true;
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# };
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}
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