implement applications.mastodon as a sample use-case of our data model

.forgejo/workflows/ci.yaml

@@ -25,13 +25,13 @@ jobs:
     runs-on: native
     steps:
       - uses: actions/checkout@v4
-      - run: nix-build services -A tests.peertube
+      - run: cd services && nix-build -A tests.peertube
 
   check-panel:
     runs-on: native
     steps:
       - uses: actions/checkout@v4
-      - run: nix-build panel -A tests
+      - run: cd panel && nix-build -A tests
 
   check-deployment-basic:
     runs-on: native

.forgejo/workflows/update.yaml

@@ -2,9 +2,8 @@ name: update-dependencies
 
 on:
   workflow_dispatch: # allows manual triggering
-  # FIXME: re-enable when manual run works
-  # schedule:
-  #   - cron: '0 0 1 * *' # monthly
+  schedule:
+    - cron: '0 0 1 * *' # monthly
 
 jobs:
   lockfile:
@@ -12,12 +11,11 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-      - name: Update pins
+      - name: Install npins
         run: nix-shell --run "npins update"
       - name: Create PR
-        uses: github.com/quentinlegot/gitea-create-pull-request@d1fd3e1f0c98ee7a009c035f9b7ad3f3bdc0f281
+        uses: peter-evans/create-pull-request@v7
         with:
-          remote-instance-api-version: v1
           token: "${{ secrets.DEPLOY_KEY }}"
           branch: npins-update
           commit-message: "npins: update sources"

default.nix

@@ -12,8 +12,6 @@ let
   inherit (import sources.flake-inputs) import-flake;
   inputs = (import-flake { src = ./.; }).inputs;
   inherit (pkgs) lib;
-  inherit (import sources.flake-inputs) import-flake;
-  inherit ((import-flake { src = ./.; }).inputs) nixops4;
   pre-commit-check =
     (import "${git-hooks}/nix" {
       inherit nixpkgs system;
@@ -59,15 +57,8 @@ in
         };
       in
       [
-        pkgs.npins
-        pkgs.nil
-        (pkgs.callPackage "${sources.agenix}/pkgs/agenix.nix" { })
-        pkgs.openssh
-        pkgs.httpie
-        pkgs.jq
         pkgs.nix-unit
         test-loop
-        nixops4.packages.${system}.default
       ];
   };
 

deployment/check/basic/flake-part.nix

@@ -2,7 +2,6 @@
   self,
   inputs,
   lib,
-  sources,
   ...
 }:
 
@@ -18,8 +17,6 @@ let
 
 in
 {
-  _class = "flake";
-
   perSystem =
     { pkgs, ... }:
     {
@@ -28,7 +25,7 @@ in
           ../common/nixosTest.nix
           ./nixosTest.nix
         ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit targetMachines pathToRoot pathFromRoot;
       };
     };
@@ -45,7 +42,7 @@ in
           inputs.nixops4-nixos.modules.nixops4Resource.nixos
           ../common/targetResource.nix
         ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit nodeName pathToRoot pathFromRoot;
         nixos.module =
           { pkgs, ... }:

deployment/check/basic/nixosTest.nix

@@ -1,8 +1,6 @@
 { inputs, ... }:
 
 {
-  _class = "nixosTest";
-
   name = "deployment-basic";
 
   nodes.deployer =

deployment/check/cli/flake-part.nix

@@ -2,7 +2,6 @@
   self,
   inputs,
   lib,
-  sources,
   ...
 }:
 
@@ -21,8 +20,6 @@ let
 
 in
 {
-  _class = "flake";
-
   perSystem =
     { pkgs, ... }:
     {
@@ -31,7 +28,7 @@ in
           ../common/nixosTest.nix
           ./nixosTest.nix
         ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit
           targetMachines
           pathToRoot
@@ -45,7 +42,7 @@ in
     let
       makeTargetResource = nodeName: {
         imports = [ ../common/targetResource.nix ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit
           nodeName
           pathToRoot

deployment/check/cli/nixosTest.nix

@@ -7,8 +7,6 @@ let
 in
 
 {
-  _class = "nixosTest";
-
   name = "deployment-cli";
 
   nodes.deployer =

deployment/check/common/deployerNode.nix

@@ -3,7 +3,6 @@
   lib,
   pkgs,
   config,
-  sources,
   ...
 }:
 
@@ -15,10 +14,10 @@ let
     types
     ;
 
+  sources = import ../../../npins;
+
 in
 {
-  _class = "nixos";
-
   imports = [ ./sharedOptions.nix ];
 
   options.system.extraDependenciesFromModule = mkOption {
@@ -54,12 +53,13 @@ in
 
     system.extraDependencies =
       [
-        inputs.flake-parts
-        inputs.flake-parts.inputs.nixpkgs-lib
-        inputs.nixops4
-        inputs.nixops4-nixos
-        inputs.nixpkgs
-        sources.flake-inputs
+        "${inputs.flake-parts}"
+        "${inputs.flake-parts.inputs.nixpkgs-lib}"
+        "${inputs.nixops4}"
+        "${inputs.nixops4-nixos}"
+        "${inputs.nixpkgs}"
+
+        "${sources.flake-inputs}"
 
         pkgs.stdenv
         pkgs.stdenvNoCC
@@ -76,7 +76,7 @@ in
               config.system.extraDependenciesFromModule
               {
                 nixpkgs.hostPlatform = "x86_64-linux";
-                _module.args = { inherit inputs sources; };
+                _module.args.inputs = inputs;
                 enableAcme = config.enableAcme;
                 acmeNodeIP = config.acmeNodeIP;
               }

deployment/check/common/nixosTest.nix

@@ -3,7 +3,6 @@
   lib,
   config,
   hostPkgs,
-  sources,
   ...
 }:
 
@@ -43,8 +42,6 @@ let
 
 in
 {
-  _class = "nixosTest";
-
   imports = [
     ./sharedOptions.nix
   ];
@@ -62,7 +59,7 @@ in
       {
         deployer = {
           imports = [ ./deployerNode.nix ];
-          _module.args = { inherit inputs sources; };
+          _module.args.inputs = inputs;
           enableAcme = config.enableAcme;
           acmeNodeIP = config.nodes.acme.networking.primaryIPAddress;
         };
@@ -89,7 +86,7 @@ in
 
         genAttrs config.targetMachines (_: {
           imports = [ ./targetNode.nix ];
-          _module.args = { inherit inputs sources; };
+          _module.args.inputs = inputs;
           enableAcme = config.enableAcme;
           acmeNodeIP = if config.enableAcme then config.nodes.acme.networking.primaryIPAddress else null;
         });

deployment/check/common/sharedOptions.nix

@@ -11,7 +11,6 @@ let
   inherit (lib) mkOption types;
 
 in
-# `config` not set and imported from multiple places: no fixed module class
 {
   options = {
     targetMachines = mkOption {

deployment/check/common/targetNode.nix

@@ -12,8 +12,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [
     (modulesPath + "/profiles/qemu-guest.nix")
     (modulesPath + "/../lib/testing/nixos-test-base.nix")

deployment/check/common/targetResource.nix

@@ -2,7 +2,6 @@
   inputs,
   lib,
   config,
-  sources,
   ...
 }:
 
@@ -13,8 +12,6 @@ let
 in
 
 {
-  _class = "nixops4Resource";
-
   imports = [ ./sharedOptions.nix ];
 
   options = {
@@ -41,7 +38,7 @@ in
         (lib.modules.importJSON (config.pathToCwd + "/${config.nodeName}-network.json"))
       ];
 
-      _module.args = { inherit inputs sources; };
+      _module.args.inputs = inputs;
       enableAcme = config.enableAcme;
       acmeNodeIP = trim (readFile (config.pathToCwd + "/acme_server_ip"));
 

deployment/check/panel/flake-part.nix

@@ -2,7 +2,6 @@
   self,
   inputs,
   lib,
-  sources,
   ...
 }:
 
@@ -24,8 +23,6 @@ let
 
 in
 {
-  _class = "flake";
-
   perSystem =
     { pkgs, ... }:
     {
@@ -34,7 +31,7 @@ in
           ../common/nixosTest.nix
           ./nixosTest.nix
         ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit
           targetMachines
           pathToRoot
@@ -48,7 +45,7 @@ in
     let
       makeTargetResource = nodeName: {
         imports = [ ../common/targetResource.nix ];
-        _module.args = { inherit inputs sources; };
+        _module.args.inputs = inputs;
         inherit
           nodeName
           pathToRoot

deployment/check/panel/nixosTest.nix

@@ -121,8 +121,6 @@ let
 in
 
 {
-  _class = "nixosTest";
-
   name = "deployment-panel";
 
   ## The panel's module sets `nixpkgs.overlays` which clashes with
@@ -155,6 +153,7 @@ in
           SECRET_KEY = dummyFile;
         };
         port = panelPort;
+        nixops4Package = inputs.nixops4.packages.${pkgs.system}.default;
 
         deployment = {
           flake = "/run/fedipanel/flake";

deployment/data-model-test.nix

@@ -15,8 +15,6 @@ let
     }).config;
 in
 {
-  _class = "nix-unit";
-
   test-eval = {
     expr =
       let

deployment/data-model.nix

@@ -25,8 +25,6 @@ let
   };
 in
 {
-  _class = "nixops4Deployment";
-
   options = {
     applications = mkOption {
       description = "Collection of Fediversity applications";

deployment/default.nix

@@ -65,8 +65,6 @@ let
   cfg = config.deployment;
 in
 {
-  _class = "nixops4Deployment";
-
   options = {
     deployment = lib.mkOption {
       description = ''

deployment/flake-part.nix

@@ -1,6 +1,4 @@
 {
-  _class = "flake";
-
   imports = [
     ./check/basic/flake-part.nix
     ./check/cli/flake-part.nix

deployment/function.nix

@@ -22,16 +22,18 @@ in
     function-type = mkOption {
       type = optionType;
       readOnly = true;
-      default = functionTo (submodule {
-        options = {
-          input = mkOption {
-            type = submodule config.input-type;
+      default = functionTo (
+        submodule (function: {
+          options = {
+            input = mkOption {
+              type = submodule config.input-type;
+            };
+            output = mkOption {
+              type = submodule config.output-type;
+            };
           };
-          output = mkOption {
-            type = submodule config.output-type;
-          };
-        };
-      });
+        })
+      );
     };
   };
 }

deployment/options.nix

@@ -17,8 +17,6 @@ let
   inherit (lib) types mkOption;
 in
 {
-  _class = "nixops4Deployment";
-
   options = {
     enable = lib.mkEnableOption "Fediversity configuration";
     domain = mkOption {

flake.nix

@@ -11,7 +11,7 @@
     let
       sources = import ./npins;
       inherit (import sources.flake-inputs) import-flake;
-      inherit (sources) git-hooks;
+      inherit (sources) git-hooks agenix;
       # XXX(@fricklerhandwerk): this atrocity is required to splice in a foreign Nixpkgs via flake-parts
       # XXX - this is just importing a flake
       nixpkgs = import-flake { src = sources.nixpkgs; };
@@ -31,9 +31,6 @@
           inherit nixpkgs;
         };
         self = self';
-        specialArgs = {
-          inherit sources;
-        };
       }
       (
         { inputs, ... }:
@@ -46,19 +43,18 @@
           ];
 
           imports = [
-            "${git-hooks}/flake-module.nix"
+            (import "${git-hooks}/flake-module.nix")
             inputs.nixops4.modules.flake.default
 
             ./deployment/flake-part.nix
             ./infra/flake-part.nix
-            ./keys/flake-part.nix
-            ./secrets/flake-part.nix
           ];
 
           perSystem =
             {
               pkgs,
               lib,
+              inputs',
               ...
             }:
             {
@@ -77,6 +73,21 @@
                   trim-trailing-whitespace.enable = true;
                   shellcheck.enable = true;
                 };
+
+              devShells.default = pkgs.mkShell {
+                packages = [
+                  pkgs.npins
+                  pkgs.nil
+                  (pkgs.callPackage "${agenix}/pkgs/agenix.nix" { })
+                  pkgs.openssh
+                  pkgs.httpie
+                  pkgs.jq
+                  # exposing this env var as a hack to pass info in from form
+                  (inputs'.nixops4.packages.default.overrideAttrs {
+                    impureEnvVars = [ "DEPLOYMENT" ];
+                  })
+                ];
+              };
             };
         }
       );

infra/common/nixos/default.nix

@@ -5,9 +5,8 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [
+    ./hardware.nix
     ./networking.nix
     ./users.nix
   ];
@@ -23,9 +22,4 @@ in
   nix.extraOptions = ''
     experimental-features = nix-command flakes
   '';
-
-  boot.loader = {
-    systemd-boot.enable = true;
-    efi.canTouchEfiVariables = true;
-  };
 }

infra/common/nixos/hardware.nix

@@ -1,15 +1,20 @@
 { modulesPath, ... }:
 
 {
-  _class = "nixos";
-
   imports = [ (modulesPath + "/profiles/qemu-guest.nix") ];
 
   boot = {
+    loader = {
+      systemd-boot.enable = true;
+      efi.canTouchEfiVariables = true;
+    };
+
     initrd = {
       availableKernelModules = [
         "ata_piix"
         "uhci_hcd"
+        "virtio_pci"
+        "virtio_scsi"
         "sd_mod"
         "sr_mod"
       ];

infra/common/nixos/networking.nix

@@ -1,64 +1,63 @@
 { config, lib, ... }:
 
 let
-  inherit (lib) mkDefault mkIf mkMerge;
+  inherit (lib) mkDefault;
 
 in
 {
-  _class = "nixos";
-
   config = {
     services.openssh = {
       enable = true;
       settings.PasswordAuthentication = false;
     };
 
-    networking = mkMerge [
-      {
-        hostName = config.fediversityVm.name;
-        domain = config.fediversityVm.domain;
+    networking = {
+      hostName = config.fediversityVm.name;
+      domain = config.fediversityVm.domain;
 
-        ## REVIEW: Do we actually need that, considering that we have static IPs?
-        useDHCP = mkDefault true;
+      ## REVIEW: Do we actually need that, considering that we have static IPs?
+      useDHCP = mkDefault true;
 
-        ## Disable the default firewall and use nftables instead, with a custom
-        ## Procolix-made ruleset.
-        firewall.enable = false;
-        nftables = {
-          enable = true;
-          rulesetFile = ./nftables-ruleset.nft;
+      interfaces = {
+        eth0 = {
+          ipv4 = {
+            addresses = [
+              {
+                inherit (config.fediversityVm.ipv4) address prefixLength;
+              }
+            ];
+          };
+          ipv6 = {
+            addresses = [
+              {
+                inherit (config.fediversityVm.ipv6) address prefixLength;
+              }
+            ];
+          };
         };
-      }
+      };
 
-      ## IPv4
-      (mkIf config.fediversityVm.ipv4.enable {
-        interfaces.${config.fediversityVm.ipv4.interface}.ipv4.addresses = [
-          { inherit (config.fediversityVm.ipv4) address prefixLength; }
-        ];
-        defaultGateway = {
-          address = config.fediversityVm.ipv4.gateway;
-          interface = config.fediversityVm.ipv4.interface;
-        };
-        nameservers = [
-          "95.215.185.6"
-          "95.215.185.7"
-        ];
-      })
+      defaultGateway = {
+        address = config.fediversityVm.ipv4.gateway;
+        interface = "eth0";
+      };
+      defaultGateway6 = {
+        address = config.fediversityVm.ipv6.gateway;
+        interface = "eth0";
+      };
 
-      ## IPv6
-      (mkIf config.fediversityVm.ipv6.enable {
-        interfaces.${config.fediversityVm.ipv6.interface}.ipv6.addresses = [
-          { inherit (config.fediversityVm.ipv6) address prefixLength; }
-        ];
-        defaultGateway6 = {
-          address = config.fediversityVm.ipv6.gateway;
-          interface = config.fediversityVm.ipv6.interface;
-        };
-        nameservers = [
-          "2a00:51c0::5fd7:b906"
-          "2a00:51c0::5fd7:b907"
-        ];
-      })
-    ];
+      nameservers = [
+        "95.215.185.6"
+        "95.215.185.7"
+        "2a00:51c0::5fd7:b906"
+        "2a00:51c0::5fd7:b907"
+      ];
+
+      firewall.enable = false;
+      nftables = {
+        enable = true;
+        rulesetFile = ./nftables-ruleset.nft;
+      };
+    };
   };
 }

infra/common/nixos/users.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixos";
-
   users.users = {
     procolix = {
       isNormalUser = true;

infra/common/options.nix

@@ -6,8 +6,6 @@ let
 
 in
 {
-  # `config` not set and imported from multiple places: no fixed module class
-
   options.fediversityVm = {
 
     ##########################################################################
@@ -91,17 +89,6 @@ in
     };
 
     ipv4 = {
-      enable = mkOption {
-        default = true;
-      };
-
-      interface = mkOption {
-        description = ''
-          The interface that carries the machine's IPv4 network.
-        '';
-        default = "eth0";
-      };
-
       address = mkOption {
         description = ''
           The IP address of the machine, version 4. It will be injected as a
@@ -127,17 +114,6 @@ in
     };
 
     ipv6 = {
-      enable = mkOption {
-        default = true;
-      };
-
-      interface = mkOption {
-        description = ''
-          The interface that carries the machine's IPv6 network.
-        '';
-        default = "eth0";
-      };
-
       address = mkOption {
         description = ''
           The IP address of the machine, version 6. It will be injected as a

infra/common/resource.nix

@@ -2,9 +2,6 @@
   inputs,
   lib,
   config,
-  sources,
-  keys,
-  secrets,
   ...
 }:
 
@@ -12,11 +9,15 @@ let
   inherit (lib) attrValues elem mkDefault;
   inherit (lib.attrsets) concatMapAttrs optionalAttrs;
   inherit (lib.strings) removeSuffix;
+  sources = import ../../npins;
+  inherit (sources) agenix disko;
+
+  secretsPrefix = ../../secrets;
+  secrets = import (secretsPrefix + "/secrets.nix");
+  keys = import ../../keys;
 
 in
 {
-  _class = "nixops4Resource";
-
   imports = [ ./options.nix ];
 
   fediversityVm.hostPublicKey = mkDefault keys.systems.${config.fediversityVm.name};
@@ -33,8 +34,8 @@ in
   ## should go into the `./nixos` subdirectory.
   nixos.module = {
     imports = [
-      "${sources.agenix}/modules/age.nix"
-      "${sources.disko}/module.nix"
+      (import "${agenix}/modules/age.nix")
+      (import "${disko}/module.nix")
       ./options.nix
       ./nixos
     ];
@@ -43,15 +44,15 @@ in
     ## configuration.
     fediversityVm = config.fediversityVm;
 
-    ## Read all the secrets, filter the ones that are supposed to be readable with
-    ## public key, and create a mapping from `<name>.file` to the absolute path of
-    ## the secret's file.
+    ## Read all the secrets, filter the ones that are supposed to be readable
+    ## with this host's public key, and add them correctly to the configuration
+    ## as `age.secrets.<name>.file`.
     age.secrets = concatMapAttrs (
       name: secret:
-      optionalAttrs (elem config.fediversityVm.hostPublicKey secret.publicKeys) {
-        ${removeSuffix ".age" name}.file = secrets.rootPath + "/${name}";
-      }
-    ) secrets.mapping;
+      optionalAttrs (elem config.fediversityVm.hostPublicKey secret.publicKeys) ({
+        ${removeSuffix ".age" name}.file = secretsPrefix + "/${name}";
+      })
+    ) secrets;
 
     ## FIXME: Remove direct root authentication once the NixOps4 NixOS provider
     ## supports users with password-less sudo.

infra/flake-part.nix

@@ -1,9 +1,6 @@
 {
   inputs,
   lib,
-  sources,
-  keys,
-  secrets,
   ...
 }:
 
@@ -16,6 +13,7 @@ let
     filterAttrs
     ;
   inherit (lib.attrsets) genAttrs;
+  sources = import ../../npins;
 
   ## Given a machine's name and whether it is a test VM, make a resource module,
   ## except for its missing provider. (Depending on the use of that resource, we
@@ -24,14 +22,7 @@ let
     { vmName, isTestVm }:
     {
       # TODO(@fricklerhandwerk): this is terrible but IMO we should just ditch flake-parts and have our own data model for how the project is organised internally
-      _module.args = {
-        inherit
-          inputs
-          sources
-          keys
-          secrets
-          ;
-      };
+      _module.args = { inherit inputs; };
 
       imports =
         [
@@ -40,12 +31,11 @@ let
         ++ (
           if isTestVm then
             [
-              ./common/proxmox-qemu-vm.nix
               ../machines/operator/${vmName}
               {
                 nixos.module.users.users.root.openssh.authorizedKeys.keys = [
                   # allow our panel vm access to the test machines
-                  keys.panel
+                  (import ../keys).panel
                 ];
               }
             ]
@@ -165,8 +155,6 @@ let
 
 in
 {
-  _class = "flake";
-
   ## - Each normal or test machine gets a NixOS configuration.
   ## - Each normal or test machine gets a VM options entry.
   ## - Each normal machine gets a deployment.

infra/makeInstallerIso.nix

@@ -15,6 +15,7 @@ let
 
   installer =
     {
+      config,
       pkgs,
       lib,
       ...

keys/flake-part.nix

@@ -1,5 +0,0 @@
-{
-  _class = "flake";
-
-  _module.args.keys = import ./.;
-}

keys/systems/forgejo-ci.pub

@@ -1 +0,0 @@
-ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIFXQW5fxJoNY9wtTMsNExgbAbvyljIRGBLjY+USh/0A

machines/dev/fedi200/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 200;
     proxmox = "fediversity";
@@ -16,10 +14,4 @@
       gateway = "2a00:51c0:13:1305::1";
     };
   };
-
-  nixos.module = {
-    imports = [
-      ../../../infra/common/proxmox-qemu-vm.nix
-    ];
-  };
 }

machines/dev/fedi201/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 201;
     proxmox = "fediversity";
@@ -19,7 +17,6 @@
 
   nixos.module = {
     imports = [
-      ../../../infra/common/proxmox-qemu-vm.nix
       ./fedipanel.nix
     ];
   };

machines/dev/fedi201/fedipanel.nix

@@ -1,17 +1,13 @@
 {
   config,
-  sources,
   ...
 }:
 let
   name = "panel";
 in
 {
-  _class = "nixos";
-
   imports = [
     (import ../../../panel { }).module
-    (import "${sources.home-manager}/nixos")
   ];
 
   security.acme = {

machines/dev/forgejo-ci/default.nix

@@ -1,70 +0,0 @@
-{ lib, ... }:
-
-let
-  inherit (lib) mkDefault mkForce;
-in
-
-{
-  _class = "nixops4Resource";
-
-  # NOTE: This needs an SSH config entry `forgejo-ci` to locate and access the
-  # machine. This is because different people access the machine in different
-  # way (eg. via a proxy vs. via Procolix's VPN). This might look like:
-  #
-  #     Host forgejo-ci
-  #          HostName 45.142.234.216
-  #          HostKeyAlias forgejo-ci
-  #
-  # The `HostKeyAlias` statement is crucial. Without it, deployment will fail
-  # with the SSH error “Host key verification failed”.
-  ssh.host = mkForce "forgejo-ci";
-
-  fediversityVm = {
-    domain = "procolix.com";
-
-    ipv4 = {
-      interface = "enp1s0f0";
-      address = "192.168.201.65";
-      prefixLength = 24;
-      gateway = "192.168.201.1";
-    };
-    ipv6.enable = false;
-  };
-
-  nixos.module =
-    { config, ... }:
-    {
-      _class = "nixos";
-
-      imports = [
-        ./forgejo-actions-runner.nix
-      ];
-
-      hardware.cpu.intel.updateMicrocode = mkDefault config.hardware.enableRedistributableFirmware;
-
-      networking = {
-        nftables.enable = mkForce false;
-        hostId = "1d6ea552";
-      };
-
-      ## NOTE: This is a physical machine, so is not covered by disko
-      fileSystems."/" = {
-        device = "rpool/root";
-        fsType = "zfs";
-      };
-
-      fileSystems."/home" = {
-        device = "rpool/home";
-        fsType = "zfs";
-      };
-
-      fileSystems."/boot" = {
-        device = "/dev/disk/by-uuid/50B2-DD3F";
-        fsType = "vfat";
-        options = [
-          "fmask=0077"
-          "dmask=0077"
-        ];
-      };
-    };
-}

machines/dev/forgejo-ci/forgejo-actions-runner.nix

@@ -1,47 +0,0 @@
-{ pkgs, config, ... }:
-
-{
-  _class = "nixos";
-
-  services.gitea-actions-runner = {
-    package = pkgs.forgejo-actions-runner;
-
-    instances.default = {
-      enable = true;
-
-      name = config.networking.fqdn;
-      url = "https://git.fediversity.eu";
-      tokenFile = config.age.secrets.forgejo-runner-token.path;
-
-      settings = {
-        log.level = "info";
-        runner = {
-          file = ".runner";
-          # Take only 1 job at a time to avoid clashing NixOS tests, see #362
-          capacity = 1;
-          timeout = "3h";
-          insecure = false;
-          fetch_timeout = "5s";
-          fetch_interval = "2s";
-        };
-      };
-
-      ## This runner supports Docker (with a default Ubuntu image) and native
-      ## modes. In native mode, it contains a few default packages.
-      labels = [
-        "docker:docker://node:16-bullseye"
-        "native:host"
-      ];
-
-      hostPackages = with pkgs; [
-        bash
-        git
-        nix
-        nodejs
-      ];
-    };
-  };
-
-  ## For the Docker mode of the runner.
-  virtualisation.docker.enable = true;
-}

machines/dev/vm02116/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 2116;
     proxmox = "procolix";
@@ -14,7 +12,6 @@
     { lib, ... }:
     {
       imports = [
-        ../../../infra/common/proxmox-qemu-vm.nix
         ./forgejo.nix
       ];
 

machines/dev/vm02116/forgejo.nix

@@ -5,8 +5,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   services.forgejo = {
     enable = true;
 

machines/dev/vm02187/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 2187;
     proxmox = "procolix";
@@ -14,7 +12,6 @@
     { lib, ... }:
     {
       imports = [
-        ../../../infra/common/proxmox-qemu-vm.nix
         ./wiki.nix
       ];
 

machines/dev/vm02187/wiki.nix

@@ -1,8 +1,6 @@
 { config, ... }:
 
 {
-  _class = "nixos";
-
   services.phpfpm.pools.mediawiki.phpOptions = ''
     upload_max_filesize = 1024M;
     post_max_size = 1024M;

machines/machines.md

@@ -7,10 +7,9 @@ Currently, this repository keeps track of the following VMs:
 
 Machine | Proxmox | Description
 --------|---------|-------------
-[`fedi200`](./dev/fedi200) | fediversity | Testing machine for Hans
-[`fedi201`](./dev/fedi201) | fediversity | FediPanel
-[`vm02116`](./dev/vm02116) | procolix | Forgejo
-[`vm02187`](./dev/vm02187) | procolix | Wiki
-| `forgejo-ci` | n/a (physical) | Forgejo actions runner |
+[`fedi200`](./fedi200) | fediversity | Testing machine for Hans
+[`fedi201`](./fedi201) | fediversity | FediPanel
+[`vm02116`](./vm02116) | procolix | Forgejo
+[`vm02187`](./vm02187) | procolix | Wiki
 
 This table excludes all machines with names starting with `test`.

machines/machines.md.sh

@@ -32,12 +32,11 @@ for machine in $(echo "$vmOptions" | jq -r 'keys[]'); do
     description=$(echo "$vmOptions" | jq -r ".$machine.description" | head -n 1)
 
     # shellcheck disable=SC2016
-    printf '[`%s`](./dev/%s) | %s | %s\n' "$machine" "$machine" "$proxmox" "$description"
+    printf '[`%s`](./%s) | %s | %s\n' "$machine" "$machine" "$proxmox" "$description"
   fi
 done
 
 cat <<\EOF
-| `forgejo-ci` | n/a (physical) | Forgejo actions runner |
 
 This table excludes all machines with names starting with `test`.
 EOF

machines/operator/test01/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7001;
     proxmox = "fediversity";

machines/operator/test02/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7002;
     proxmox = "fediversity";

machines/operator/test03/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7003;
     proxmox = "fediversity";

machines/operator/test04/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7004;
     proxmox = "fediversity";

machines/operator/test05/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7005;
     proxmox = "fediversity";

machines/operator/test06/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7006;
     proxmox = "fediversity";

machines/operator/test11/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7011;
     proxmox = "fediversity";

machines/operator/test12/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7012;
     proxmox = "fediversity";

machines/operator/test13/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7013;
     proxmox = "fediversity";

machines/operator/test14/default.nix

@@ -1,6 +1,4 @@
 {
-  _class = "nixops4Resource";
-
   fediversityVm = {
     vmId = 7014;
     proxmox = "fediversity";

npins/sources.json

@@ -96,19 +96,6 @@
       "url": "https://github.com/hercules-ci/gitignore.nix/archive/637db329424fd7e46cf4185293b9cc8c88c95394.tar.gz",
       "hash": "02wxkdpbhlm3yk5mhkhsp3kwakc16xpmsf2baw57nz1dg459qv8w"
     },
-    "home-manager": {
-      "type": "Git",
-      "repository": {
-        "type": "GitHub",
-        "owner": "nix-community",
-        "repo": "home-manager"
-      },
-      "branch": "master",
-      "submodules": false,
-      "revision": "863842639722dd12ae9e37ca83bcb61a63b36f6c",
-      "url": "https://github.com/nix-community/home-manager/archive/863842639722dd12ae9e37ca83bcb61a63b36f6c.tar.gz",
-      "hash": "0rw9n8d4v87pzlmw7ws15f0sldb51fd9528skpbzmrzl4pinsgij"
-    },
     "htmx": {
       "type": "GitRelease",
       "repository": {

panel/default.nix

@@ -22,12 +22,12 @@ in
       manage
 
       # NixOps4 and its dependencies
-      pkgs.nixops4
+      # FIXME: grab NixOps4 and add it here
       pkgs.nix
       pkgs.openssh
     ];
     env = {
-      DEPLOYMENT_FLAKE = toString ../.;
+      DEPLOYMENT_FLAKE = ../.;
       DEPLOYMENT_NAME = "test";
       NPINS_DIRECTORY = toString ../npins;
       CREDENTIALS_DIRECTORY = toString ./.credentials;

panel/nix/configuration.nix

@@ -76,8 +76,6 @@ in
 #       https://git.dgnum.eu/mdebray/djangonix/
 #       unlicensed at the time of writing, but surely worth taking some inspiration from...
 {
-  _class = "nixos";
-
   options.services.${name} = {
     enable = mkEnableOption "Service configuration for `${name}`";
     production = mkOption {
@@ -147,7 +145,6 @@ in
         NixOps4 from the package's npins-based code, we will have to do with
         this workaround.
       '';
-      default = pkgs.nixops4;
     };
 
     deployment = {
@@ -202,8 +199,11 @@ in
       };
     };
 
-    # needed to place a config file with home-manager
-    users.users.${name}.isNormalUser = true;
+    users.users.${name} = {
+      # TODO[Niols]: change to system user or document why we specifically
+      # need a normal user.
+      isNormalUser = true;
+    };
 
     users.groups.${name} = { };
     systemd.services.${name} = {

panel/nix/overlay.nix

@@ -8,17 +8,4 @@ let
 in
 {
   python3 = prev.lib.attrsets.recursiveUpdate prev.python3 { pkgs = extraPython3Packages; };
-  nixops4 =
-    let
-      sources = import ../../npins;
-      inherit (import sources.flake-inputs) import-flake;
-      inherit
-        (import-flake {
-          src = ../../.;
-        })
-        inputs
-        ;
-      inherit (inputs) nixops4;
-    in
-    nixops4.packages.${prev.system}.default;
 }

panel/nix/package.nix

@@ -60,8 +60,6 @@ let
     ];
 in
 python3.pkgs.buildPythonPackage {
-  _class = "package";
-
   pname = name;
   inherit (pyproject.project) version;
   pyproject = true;

panel/nix/python-packages/django-pydantic-field/default.nix

@@ -8,8 +8,6 @@
 }:
 
 buildPythonPackage rec {
-  _class = "package";
-
   pname = "django-pydantic-field";
   version = "v0.3.12";
   pyproject = true;

panel/nix/python-packages/drf-pydantic/default.nix

@@ -10,8 +10,6 @@
 }:
 
 buildPythonPackage rec {
-  _class = "package";
-
   pname = "drf-pydantic";
   version = "v2.7.1";
   pyproject = true;

panel/nix/tests.nix

@@ -13,6 +13,7 @@ let
       secrets = {
         SECRET_KEY = pkgs.writeText "SECRET_KEY" "secret";
       };
+      nixops4Package = pkgs.hello; # FIXME: actually pass NixOps4
     };
 
     virtualisation = {

secrets/default.nix

@@ -1,4 +0,0 @@
-{
-  mapping = import ./secrets.nix;
-  rootPath = ./.;
-}

secrets/flake-part.nix

@@ -1,5 +0,0 @@
-{
-  _class = "flake";
-
-  _module.args.secrets = import ./.;
-}

secrets/secrets.nix

@@ -26,7 +26,7 @@ concatMapAttrs
     {
       forgejo-database-password = [ vm02116 ];
       forgejo-email-password = [ vm02116 ];
-      forgejo-runner-token = [ forgejo-ci ];
+      forgejo-runner-token = [ ];
       panel-secret-key = [ fedi201 ];
       panel-ssh-key = [ fedi201 ];
       wiki-basicauth-htpasswd = [ vm02187 ];

services/fediversity/default.nix

@@ -6,8 +6,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [
     ./garage
     ./mastodon

services/fediversity/garage/default.nix

@@ -97,8 +97,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [ ./options.nix ];
 
   config = mkIf config.fediversity.garage.enable {

services/fediversity/garage/options.nix

@@ -5,8 +5,6 @@ let
 in
 
 {
-  _class = "nixos";
-
   options.fediversity.garage = {
     enable = mkEnableOption "Enable a Garage server on the machine";
 

services/fediversity/mastodon/default.nix

@@ -11,8 +11,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [ ./options.nix ];
 
   config = mkMerge [

services/fediversity/mastodon/options.nix

@@ -1,8 +1,6 @@
 { config, lib, ... }:
 
 {
-  _class = "nixos";
-
   options.fediversity.mastodon =
     (import ../sharedOptions.nix {
       inherit config lib;

services/fediversity/peertube/default.nix

@@ -5,8 +5,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [ ./options.nix ];
 
   config = mkMerge [

services/fediversity/peertube/options.nix

@@ -6,8 +6,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   options.fediversity.peertube =
     (import ../sharedOptions.nix {
       inherit config lib;

services/fediversity/pixelfed/default.nix

@@ -15,8 +15,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [ ./options.nix ];
 
   config = mkMerge [

services/fediversity/pixelfed/options.nix

@@ -1,8 +1,6 @@
 { config, lib, ... }:
 
 {
-  _class = "nixos";
-
   options.fediversity.pixelfed =
     (import ../sharedOptions.nix {
       inherit config lib;

services/fediversity/sharedOptions.nix

@@ -14,8 +14,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   enable = mkEnableOption "Enable a ${serviceDocName} server on the machine";
 
   s3AccessKeyFile = mkOption {

services/tests/rebuildableTest.nix

@@ -127,8 +127,6 @@ let
       preOverride = pkgs.nixosTest (
         test
         // {
-          _class = "nixosTest";
-
           interactive = (test.interactive or { }) // {
             # no need to // with test.interactive.nodes here, since we are iterating
             # over all of them, and adding back in the config via `imports`

services/vm/garage-vm.nix

@@ -10,8 +10,6 @@ let
 
 in
 {
-  _class = "nixos";
-
   imports = [ (modulesPath + "/virtualisation/qemu-vm.nix") ];
 
   fediversity.garage.enable = true;

services/vm/interactive-vm.nix

@@ -1,8 +1,6 @@
 # customize nixos-rebuild build-vm to be a bit more convenient
 { pkgs, ... }:
 {
-  _class = "nixos";
-
   # let us log in
   users.mutableUsers = false;
   users.users.root.hashedPassword = "";

services/vm/mastodon-vm.nix

@@ -6,7 +6,6 @@
   ...
 }:
 {
-  _class = "nixos";
 
   imports = [ (modulesPath + "/virtualisation/qemu-vm.nix") ];
 

services/vm/peertube-vm.nix

@@ -5,8 +5,6 @@
 }:
 
 {
-  _class = "nixos";
-
   imports = [ (modulesPath + "/virtualisation/qemu-vm.nix") ];
 
   fediversity = {

services/vm/pixelfed-vm.nix

@@ -11,8 +11,6 @@ let
 in
 
 {
-  _class = "nixos";
-
   imports = [ (modulesPath + "/virtualisation/qemu-vm.nix") ];
 
   fediversity = {