WIP: enable gickup on bicep

Reviewed-on: https://git.pvv.ntnu.no/Drift/pvv-nixos-config/pulls/94
Reviewed-by: Oystein Kristoffer Tveit <oysteikt@pvv.ntnu.no>

base/default.nix

@@ -50,6 +50,18 @@
     kitty.terminfo
   ];
 
+  # .bash_profile already works, but lets also use .bashrc like literally every other distro
+  # https://man.archlinux.org/man/core/bash/bash.1.en#INVOCATION
+  # home-manager usually handles this for you: https://github.com/nix-community/home-manager/blob/22a36aa709de7dd42b562a433b9cefecf104a6ee/modules/programs/bash.nix#L203-L209
+  # btw, programs.bash.shellInit just goes into environment.shellInit which in turn goes into /etc/profile, spooky shit
+  programs.bash.shellInit = ''
+   if [ -n "''${BASH_VERSION:-}" ]; then
+     if [[ ! -f ~/.bash_profile && ! -f ~/.bash_login ]]; then
+      [[ -f ~/.bashrc ]] && . ~/.bashrc
+     fi
+   fi
+  '';
+
   programs.zsh.enable = true;
 
   security.lockKernelModules = true;

flake.lock

@@ -130,11 +130,11 @@
         "rev": "e4dafd06b3d7e9e6e07617766e9c3743134571b7",
         "revCount": 7,
         "type": "git",
-        "url": "https://git.pvv.ntnu.no/oysteikt/nix-gitea-themes.git"
+        "url": "https://git.pvv.ntnu.no/Drift/nix-gitea-themes.git"
       },
       "original": {
         "type": "git",
-        "url": "https://git.pvv.ntnu.no/oysteikt/nix-gitea-themes.git"
+        "url": "https://git.pvv.ntnu.no/Drift/nix-gitea-themes.git"
       }
     },
     "nixpkgs": {

flake.nix

@@ -20,7 +20,7 @@
     matrix-next.url = "github:dali99/nixos-matrix-modules/0.7.0";
     matrix-next.inputs.nixpkgs.follows = "nixpkgs";
 
-    nix-gitea-themes.url = "git+https://git.pvv.ntnu.no/oysteikt/nix-gitea-themes.git";
+    nix-gitea-themes.url = "git+https://git.pvv.ntnu.no/Drift/nix-gitea-themes.git";
     nix-gitea-themes.inputs.nixpkgs.follows = "nixpkgs";
 
     greg-ng.url = "git+https://git.pvv.ntnu.no/Grzegorz/greg-ng.git";
@@ -71,6 +71,11 @@
 
           pkgs = import nixpkgs {
             inherit system;
+            config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg)
+              [
+                "nvidia-x11"
+                "nvidia-settings"
+              ];
             overlays = [
               # Global overlays go here
             ] ++ config.overlays or [ ];
@@ -86,6 +91,7 @@
         modules = [
           inputs.matrix-next.nixosModules.default
           inputs.pvv-calendar-bot.nixosModules.default
+          self.nixosModules.gickup
         ];
         overlays = [
           inputs.pvv-calendar-bot.overlays.x86_64-linux.default
@@ -114,6 +120,7 @@
       ildkule = stableNixosConfig "ildkule" { };
       #ildkule-unstable = unstableNixosConfig "ildkule" { };
       shark = stableNixosConfig "shark" { };
+      wenche = stableNixosConfig "wenche" { };
 
       kommode = stableNixosConfig "kommode" {
         overlays = [
@@ -158,10 +165,20 @@
       snakeoil-certs = ./modules/snakeoil-certs.nix;
       snappymail = ./modules/snappymail.nix;
       robots-txt = ./modules/robots-txt.nix;
+      gickup = ./modules/gickup.nix;
     };
 
     devShells = forAllSystems (system: {
       default = nixpkgs.legacyPackages.${system}.callPackage ./shell.nix { };
+      cuda = let
+        cuda-pkgs = import nixpkgs {
+          inherit system;
+          config = {
+            allowUnfree = true;
+            cudaSupport = true;
+          };
+        };
+      in cuda-pkgs.callPackage ./shells/cuda.nix { };
     });
 
     packages = {

hosts/bekkalokk/services/website/default.nix

@@ -67,7 +67,12 @@ in {
         ADMIN_NAME = "PVV Drift";
         ADMIN_EMAIL = "drift@pvv.ntnu.no";
         ADMIN_PASSWORD = includeFromSops "simplesamlphp/admin_password";
-        TRUSTED_DOMAINS = [ cfg.domainName ];
+        TRUSTED_DOMAINS = [
+          "www.pvv.ntnu.no"
+          "pvv.ntnu.no"
+          "www.pvv.org"
+          "pvv.org"
+        ];
       };
     };
   };

hosts/bicep/configuration.nix

@@ -7,10 +7,10 @@
     (fp /misc/metrics-exporters.nix)
     ./services/nginx
 
+    ./services/calendar-bot.nix
+    ./services/git-mirrors
     ./services/mysql.nix
     ./services/postgres.nix
-    ./services/mysql.nix
-    ./services/calendar-bot.nix
 
     ./services/matrix
   ];

hosts/bicep/services/git-mirrors/default.nix

@@ -0,0 +1,49 @@
+{ ... }:
+{
+  services.gickup = {
+    enable = true;
+
+    settings = {
+      source = {
+        github = [{
+          # token_file = sops
+          include = [
+            "go-gitea/gitea"
+            "unmojang/FjordLauncher"
+            "unmojang/drasl"
+            "NixOS/nixpkgs"
+            "saltstack/salt"
+            "heimdal/heimdal"
+            "yushijinhun/authlib-injector"
+            "Git-Mediawiki/Git-Mediawiki"
+          ];
+          wiki = true;
+          issues = true;
+        }];
+        gitlab = [{
+          include = [
+            "mx-puppet/discord/better-discord.js"
+            "mx-puppet/discord/matrix-discord-parser"
+            "mx-puppet/discord/discord-markdown"
+            "mx-puppet/discord/mx-puppet-discord"
+            "mx-puppet/mx-puppet-bridge"
+          ];
+        }];
+        any = [
+          {
+            url = "https://sourceware.org/git/glibc.git";
+          }
+        ];
+      };
+
+      destination.local = [{
+        path = "/data/git-mirrors";
+        structured = true;
+        zip = true;
+        keep = 5;
+        bare = true;
+        lfs = true;
+      }];
+    };
+  };
+}

hosts/kommode/services/gitea/default.nix

@@ -49,6 +49,10 @@ in {
         START_LFS_SERVER = true;
         LANDING_PAGE = "explore";
       };
+      "git.timeout" = {
+        MIGRATE = 3600;
+        MIRROR = 1800;
+      };
       mailer = {
         ENABLED = true;
         FROM = "gitea@pvv.ntnu.no";
@@ -136,6 +140,7 @@ in {
 
     dump = {
       enable = true;
+      interval = "weekly";
       type = "tar.gz";
     };
   };

hosts/wenche/configuration.nix

@@ -0,0 +1,39 @@
+{ config, fp, pkgs, values, lib, ... }:
+{
+  imports = [
+      # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+      (fp /base)
+      (fp /misc/metrics-exporters.nix)
+
+      (fp /misc/builder.nix)
+    ];
+
+  sops.defaultSopsFile = fp /secrets/wenche/wenche.yaml;
+  sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
+  sops.age.keyFile = "/var/lib/sops-nix/key.txt";
+  sops.age.generateKey = true;
+
+  boot.loader.grub.device = "/dev/sda";
+
+  networking.hostName = "wenche"; # Define your hostname.
+
+  systemd.network.networks."30-ens18" = values.defaultNetworkConfig // {
+    matchConfig.Name = "ens18";
+    address = with values.hosts.wenche; [ (ipv4 + "/25") (ipv6 + "/64") ];
+  };
+
+  hardware.graphics.enable = true;
+  services.xserver.videoDrivers = [ "nvidia" ];
+  hardware.nvidia = {
+    modesetting.enable = true;
+    open = false;
+    package = config.boot.kernelPackages.nvidiaPackages.production;
+  };
+
+  # List packages installed in system profile
+  environment.systemPackages = with pkgs; [
+  ];
+
+  system.stateVersion = "24.11"; # Did you read the comment?
+}

hosts/wenche/hardware-configuration.nix

@@ -0,0 +1,27 @@
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/profiles/qemu-guest.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "nvidia"  ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/4e8ecdd2-d453-4fff-b952-f06da00f3b85";
+      fsType = "ext4";
+    };
+
+  swapDevices = [ {
+    device = "/var/lib/swapfile";
+    size = 16*1024;
+  } ];
+
+  networking.useDHCP = lib.mkDefault false;
+  # networking.interfaces.ens18.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}

modules/gickup.nix

@@ -0,0 +1,88 @@
+{ config, pkgs, lib, ... }:
+let
+  cfg = config.services.gickup;
+  format = pkgs.formats.yaml { };
+in
+{
+  options.services.gickup = {
+    enable = lib.mkEnableOption "gickup, a git repository mirroring service";
+    package = lib.mkPackageOption pkgs "gickup" { };
+
+    gitPackage = lib.mkPackageOption pkgs "git" { };
+    gitLfsPackage = lib.mkPackageOption pkgs "git-lfs" { };
+
+    settings = lib.mkOption {
+      type = lib.types.submodule {
+        freeformType = format.type;
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    users.users.gickup = {
+      isSystemUser = true;
+      group = "gickup";
+      home = "/var/lib/gickup";
+    };
+
+    users.groups.gickup = { };
+
+    systemd.services.gickup = {
+      description = "Gickup git repository mirroring service";
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" ];
+
+      path = [
+        cfg.gitPackage
+        cfg.gitLfsPackage
+      ];
+
+      serviceConfig = {
+        ExecStart = utils.escapeSystemdExecArgs [
+          (lib.getExe cfg.package)
+          (format.generate "gickup-settings.conf" cfg.settings)
+        ];
+
+        StateDirectory = "gickup";
+        WorkingDirectory = "gickup";
+        RuntimeDirectory = "gickup";
+        RuntimeDirectoryMode = "0700";
+
+        # Hardening options
+        AmbientCapabilities = [];
+        LockPersonality = true;
+        NoNewPrivileges = true;
+        PrivateDevices = true;
+        PrivateMounts = true;
+        PrivateTmp = true;
+        PrivateUsers = true;
+        ProcSubset = "pid";
+        ProtectClock = true;
+        ProtectControlGroups = true;
+        ProtectHome = true;
+        ProtectHostname = true;
+        ProtectKernelLogs = true;
+        ProtectKernelModules = true;
+        ProtectKernelTunables = true;
+        ProtectProc = "invisible";
+        ProtectSystem = "strict";
+        RemoveIPC = true;
+        RestrictAddressFamilies = [
+          "AF_INET"
+          "AF_INET6"
+        ];
+        RestrictNamespaces = true;
+        RestrictRealtime = true;
+        RestrictSUIDSGID = true;
+        SystemCallArchitectures = "native";
+        SystemCallFilter = [
+          "@system-service"
+          "~@resources"
+          "~@privileged"
+        ];
+        UMask = "0002";
+        CapabilityBoundingSet = [];
+      };
+    };
+  };
+}

shells/cuda.nix

@@ -0,0 +1,45 @@
+# nix develop .#cuda
+# Copied from https://nixos.wiki/wiki/CUDA
+{ pkgs }:
+
+pkgs.mkShell {
+  name = "cuda-env-shell";
+  buildInputs = with pkgs; [
+    autoconf
+    binutils
+    curl
+    freeglut
+    git
+    gitRepo
+    gnumake
+    gnupg
+    gperf
+    libGL
+    libGLU
+    m4
+    ncurses5
+    procps
+    stdenv.cc
+    unzip
+    util-linux
+    xorg.libX11
+    xorg.libXext
+    xorg.libXi
+    xorg.libXmu
+    xorg.libXrandr
+    xorg.libXv
+    zlib
+
+    cudatoolkit
+    linuxPackages.nvidia_x11
+
+    # Other applications, like
+    hashcat
+  ];
+
+  env = {
+    CUDA_PATH = pkgs.cudatoolkit;
+    EXTRA_LDFLAGS = "-L/lib -L${pkgs.linuxPackages.nvidia_x11}/lib";
+    EXTRA_CCFLAGS = "-I/usr/include";
+  };
+}

values.nix

@@ -68,6 +68,10 @@ in rec {
       ipv4 = pvv-ipv4 234;
       ipv6 = pvv-ipv6 234;
     };
+    wenche = {
+      ipv4 = pvv-ipv4 240;
+      ipv6 = pvv-ipv6 240;
+    };
   };
 
   defaultNetworkConfig = {