infra/hosts/buildbot-lix/default.nix

# Configuration for a virtual machine in Raito's micro-DC basement.
# 32 vCPU (2014 grade Xeon though)
# 32GB RAM
# 30GB SSD
# 500GB HDD
# All specifications can be upgraded to a certain extent, just ask Raito.
# Hosts the coordinator for Buildbot.
#
# vim: et:ts=2:sw=2:
#
{ lib, modulesPath, ... }: {
  networking.hostName = "buildbot";
  networking.domain = "lix.systems";

  zramSwap.enable = true;

  bagel.sysadmin.enable = true;
  # Buildbot is proxied.
  bagel.raito.v6-proxy-awareness.enable = true;
  bagel.hardware.raito-vm = {
    enable = true;
    networking = {
      nat-lan-mac = "BC:24:11:75:62:42";
      wan = {
        mac = "BC:24:11:B2:5F:2E";
        address = "2001:bc8:38ee:100::200/56";
      };
    };
  };
  i18n.defaultLocale = "en_US.UTF-8";

  bagel.services.buildbot = {
    enable = true;
    domain = "buildbot.lix.systems";
    gerrit =
    {
      domain = "gerrit.lix.systems";
      port = 2022;
      username = "buildbot";
    };
    cors.allowedOrigin = "gerrit.lix.systems";
    projects = [
      "lix"
      "lix-installer"
    ];
    buildSystems = [
      "x86_64-linux"
      "aarch64-linux"
      "aarch64-darwin"
      # Too slow.
      /* "x86_64-darwin" */
    ];
    # Lix is not allowed to use yet Floral's x86_64 builders for now.
    builders = [ ];
  };

  # This machine does not use /nix from btrfs, and instead uses a store on a bigger disk.
  fileSystems."/nix" =
    lib.mkForce
    { device = "/dev/disk/by-uuid/1815ca49-d0b0-4b99-8aec-0d790498ba6f";
      fsType = "xfs";
      neededForBoot = true;
      options = [ "relatime" ];
    };

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  system.stateVersion = "24.05";
  deployment.targetHost = "buildbot.lix.systems";
}