Merge pull request 'style: check formatting using nixpkgs standard and fail early in CI to enforce it' (#183) from ci/check-formatting into main

Reviewed-on: pub-solar/infra#183
Reviewed-by: b12f <b12f@noreply.git.pub.solar>

.forgejo/workflows/check.yml

@@ -46,6 +46,10 @@ jobs:
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
           useDaemon: false
 
+      - name: Check formatting
+        run: |
+          nix --accept-flake-config --access-tokens '' develop --command treefmt --fail-on-change
+
       - name: Run flake checks
         run: |
           # Prevent cache garbage collection by creating GC roots

docs/deletion-request.md

@@ -1,9 +1,12 @@
 # Process for handling a deletion request
 
 ### Keycloak
+
 Required:
+
 - auth.pub.solar ops user credentials
 - SSH access to host nachtigall
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 
@@ -20,8 +23,8 @@ sudo --user keycloak kcadm.sh update --config /tmp/kcadm.config users/2ec6f173-3
 
 Docs: https://www.keycloak.org/docs/latest/server_admin/index.html#updating-a-user
 
-
 ### Nextcloud
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 nextcloud-occ user:delete <username>
@@ -29,8 +32,8 @@ nextcloud-occ user:delete <username>
 
 Docs: https://docs.nextcloud.com/server/latest/admin_manual/configuration_server/occ_command.html#user-commands-label
 
-
 ### Mastodon
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 sudo -u mastodon mastodon-tootctl accounts delete --email <mail-address>
@@ -38,8 +41,8 @@ sudo -u mastodon mastodon-tootctl accounts delete --email <mail-address>
 
 Docs: https://docs.joinmastodon.org/admin/tootctl/#accounts-delete
 
-
 ### Forgejo
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 sudo -u gitea gitea admin user delete --config /var/lib/forgejo/custom/conf/app.ini --purge --email <mail-address>
@@ -47,8 +50,8 @@ sudo -u gitea gitea admin user delete --config /var/lib/forgejo/custom/conf/app.
 
 Docs: https://forgejo.org/docs/latest/admin/command-line/#delete
 
-
 ### Matrix
+
 ```
 ssh bartender@matrix.pub.solar -p 2020
 curl --header "Authorization: Bearer <admin-access-token>" --request POST http://172.18.0.3:8008/_synapse/admin/v1/deactivate/@<username>:pub.solar --data '{"erase": true}'
@@ -56,6 +59,6 @@ curl --header "Authorization: Bearer <admin-access-token>" --request POST http:/
 
 Docs: https://matrix-org.github.io/synapse/latest/admin_api/user_admin_api.html#deactivate-account
 
-
 ### OpenBikeSensor
+
 Not implemented, see: https://github.com/openbikesensor/portal/issues/95

docs/deploying.md

@@ -8,11 +8,13 @@ To deploy, make sure you have a [working development shell](./development-shell.
 Then, run `deploy-rs` with the hostname of the server you want to deploy:
 
 For nachtigall.pub.solar:
+
 ```
 deploy --targets '.#nachtigall' --magic-rollback false --auto-rollback false
 ```
 
 For flora-6.pub.solar:
+
 ```
 deploy --targets '.#flora-6' --magic-rollback false --auto-rollback false
 ```
@@ -29,4 +31,5 @@ to enable switching to the new config quickly at a later moment.
 You'll need to have SSH Access to the boxes to be able to run `deploy`.
 
 ### Getting SSH access
+
 See [administrative-access.md](./administrative-access.md).

docs/dns.md

@@ -15,12 +15,15 @@ Please follow https://docs.greenbaum.cloud/en/devops/triton-cli.html for the det
 
 You will need to setup the following [namecheap API credentials](https://www.namecheap.com/support/api/intro),
 look for "namecheap API key" in the pub.solar Keepass database.
+
 ```
 NAMECHEAP_API_KEY
 NAMECHEAP_API_USER
 NAMECHEAP_USER_NAME
 ```
+
 You will probably also need to add your external IP to the [API allow list](https://ap.www.namecheap.com/settings/tools/apiaccess/whitelisted-ips).
+
 ```
 dig -4 ip @dns.toys
 ```
@@ -35,16 +38,19 @@ terraform init
 ```
 
 Make your changes, e.g. in `dns.tf`.
+
 ```
 $EDITOR dns.tf
 ```
 
 Plan your changes using:
+
 ```
 terraform plan -out pub-solar-infra.plan
 ```
 
 After verification, apply your changes with:
+
 ```
 terraform apply "pub-solar-infra.plan"
 ```
@@ -52,7 +58,9 @@ terraform apply "pub-solar-infra.plan"
 ### Useful links
 
 We use the Manta remote backend to save the terraform state for collaboration.
+
 - https://www.terraform.io/language/v1.2.x/settings/backends/manta
 
 Namecheap Terraform provider docs:
+
 - https://registry.terraform.io/providers/namecheap/namecheap/latest/docs

docs/keycloak/keycloak-email-list.md

@@ -1,9 +1,12 @@
 # Process for getting a list of email addresses of all keycloak users
 
 ### Keycloak
+
 Required:
+
 - auth.pub.solar ops user credentials
 - SSH access to host nachtigall
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 

docs/keycloak/keycloak-reset-user-password.md

@@ -1,9 +1,12 @@
 # Process for resetting keycloak user passwords
 
 ### Keycloak
+
 Required:
+
 - auth.pub.solar ops user credentials
 - SSH access to host nachtigall
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 

docs/keycloak/keycloak-update-realm.md

@@ -1,9 +1,12 @@
 # Process for updating a keycloak realm via CLI
 
 ### Keycloak
+
 Required:
+
 - auth.pub.solar ops user credentials
 - SSH access to host nachtigall
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 

docs/mediawiki-updates.md

@@ -24,6 +24,7 @@ deploy --targets '.#nachtigall'
 ```
 
 Then, finalize the update by running the database migration script:
+
 ```
 ssh barkeeper@nachtigall.pub.solar
 docker exec -it mediawiki bash

docs/obs-portal.md

@@ -1,10 +1,10 @@
 # OpenBikeSensor Portal
 
 ## Docker Containers
-* portal
-* worker
-* db
 
+- portal
+- worker
+- db
 
 ## Run database migrations
 

docs/reverting-version.md

@@ -1,3 +1 @@
 # Reverting to an old version
-
-

flake.nix

@@ -40,9 +40,13 @@
     element-stickers.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = inputs@{ self, ... }:
+  outputs =
+    inputs@{ self, ... }:
     inputs.flake-parts.lib.mkFlake { inherit inputs; } {
-      systems = [ "x86_64-linux" "aarch64-linux" ];
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
 
       imports = [
         inputs.nixos-flake.flakeModule
@@ -52,14 +56,19 @@
         ./hosts
       ];
 
-      perSystem = { system, pkgs, config, ... }: {
+      perSystem =
+        {
+          system,
+          pkgs,
+          config,
+          ...
+        }:
+        {
           _module.args = {
             inherit inputs;
             pkgs = import inputs.nixpkgs {
               inherit system;
-            overlays = [
-              inputs.agenix.overlays.default
-            ];
+              overlays = [ inputs.agenix.overlays.default ];
             };
             unstable = import inputs.unstable { inherit system; };
             master = import inputs.master { inherit system; };
@@ -92,19 +101,15 @@
           inherit username;
 
           nixosModules = builtins.listToAttrs (
-            map
-              (x: {
+            map (x: {
               name = x;
               value = import (./modules + "/${x}");
-              })
-              (builtins.attrNames (builtins.readDir ./modules))
+            }) (builtins.attrNames (builtins.readDir ./modules))
           );
 
-          checks = builtins.mapAttrs
-            (
+          checks = builtins.mapAttrs (
             system: deployLib: deployLib.deployChecks self.deploy
-            )
-            inputs.deploy-rs.lib;
+          ) inputs.deploy-rs.lib;
 
           formatter."x86_64-linux" = inputs.unstable.legacyPackages."x86_64-linux".nixfmt-rfc-style;
 

hosts/flora-6/configuration.nix

@@ -1,8 +1,9 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
 }:
 let
   psCfg = config.pub-solar;

hosts/flora-6/default.nix

@@ -1,8 +1,7 @@
 { ... }:
 
 {
-  imports =
-    [
+  imports = [
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
     ./configuration.nix

hosts/flora-6/hardware-configuration.nix

@@ -1,15 +1,23 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config
-, lib
-, pkgs
-, modulesPath
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}:
+{
   imports = [ ];
 
-  boot.initrd.availableKernelModules = [ "ahci" "virtio_pci" "xhci_pci" "sr_mod" "virtio_blk" ];
+  boot.initrd.availableKernelModules = [
+    "ahci"
+    "virtio_pci"
+    "xhci_pci"
+    "sr_mod"
+    "virtio_blk"
+  ];
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ ];
   boot.extraModulePackages = [ ];

hosts/flora-6/triton-vmtools.nix

@@ -1,7 +1,5 @@
-{ pkgs
-, flake
-, ...
-}: {
+{ pkgs, flake, ... }:
+{
   environment.systemPackages = with pkgs; [
     flake.inputs.triton-vmtools.packages.${pkgs.system}.default
   ];

hosts/flora-6/wireguard.nix

@@ -2,7 +2,8 @@
   config,
   pkgs,
   flake,
-  ... }:
+  ...
+}:
 {
   networking.firewall.allowedUDPPorts = [ 51820 ];
 
@@ -18,10 +19,14 @@
       ];
       privateKeyFile = config.age.secrets.wg-private-key.path;
       peers = flake.self.logins.admins.wireguardDevices ++ [
-        { # nachtigall.pub.solar
+        {
+          # nachtigall.pub.solar
           endpoint = "138.201.80.102:51820";
           publicKey = "qzNywKY9RvqTnDO8eLik75/SHveaSk9OObilDzv+xkk=";
-          allowedIPs = [ "10.7.6.1/32" "fd00:fae:fae:fae:fae:1::/96" ];
+          allowedIPs = [
+            "10.7.6.1/32"
+            "fd00:fae:fae:fae:fae:1::/96"
+          ];
         }
       ];
     };

hosts/nachtigall/backups.nix

@@ -1,4 +1,5 @@
-{ flake, ... }: {
+{ flake, ... }:
+{
   age.secrets."restic-repo-droppie" = {
     file = "${flake.self}/secrets/restic-repo-droppie.age";
     mode = "400";

hosts/nachtigall/configuration.nix

@@ -1,8 +1,10 @@
-{ flake
-, config
-, pkgs
-, ...
-}: {
+{
+  flake,
+  config,
+  pkgs,
+  ...
+}:
+{
   # Use GRUB2 as the boot loader.
   # We don't use systemd-boot because Hetzner uses BIOS legacy boot.
   boot.loader.systemd-boot.enable = false;
@@ -11,15 +13,11 @@
     efiSupport = false;
     mirroredBoots = [
       {
-        devices = [
-          "/dev/disk/by-id/nvme-SAMSUNG_MZVL21T0HCLR-00B00_S676NF0R517371"
-        ];
+        devices = [ "/dev/disk/by-id/nvme-SAMSUNG_MZVL21T0HCLR-00B00_S676NF0R517371" ];
         path = "/boot1";
       }
       {
-        devices = [
-          "/dev/disk/by-id/nvme-KXG60ZNV1T02_TOSHIBA_Z9NF704ZF9ZL"
-        ];
+        devices = [ "/dev/disk/by-id/nvme-KXG60ZNV1T02_TOSHIBA_Z9NF704ZF9ZL" ];
         path = "/boot2";
       }
     ];

hosts/nachtigall/default.nix

@@ -1,8 +1,7 @@
 { flake, ... }:
 
 {
-  imports =
-    [
+  imports = [
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
     ./configuration.nix
@@ -10,6 +9,5 @@
     ./networking.nix
     ./wireguard.nix
     ./backups.nix
-
   ];
 }

hosts/nachtigall/hardware-configuration.nix

@@ -1,51 +1,51 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}:
 
 {
-  imports =
-    [
-      (modulesPath + "/installer/scan/not-detected.nix")
-    ];
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
 
-  boot.initrd.availableKernelModules = [ "ahci" "nvme" ];
+  boot.initrd.availableKernelModules = [
+    "ahci"
+    "nvme"
+  ];
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
 
-  fileSystems."/" =
-    {
+  fileSystems."/" = {
     device = "root_pool/root";
     fsType = "zfs";
   };
 
-  fileSystems."/var/lib" =
-    {
+  fileSystems."/var/lib" = {
     device = "root_pool/data";
     fsType = "zfs";
   };
 
-  fileSystems."/var/lib/postgresql" =
-    {
+  fileSystems."/var/lib/postgresql" = {
     device = "root_pool/data/postgresql";
     fsType = "zfs";
   };
 
-  fileSystems."/var/lib/docker" =
-    {
+  fileSystems."/var/lib/docker" = {
     device = "root_pool/data/docker";
     fsType = "zfs";
   };
 
-  fileSystems."/boot1" =
-    {
+  fileSystems."/boot1" = {
     device = "/dev/disk/by-uuid/5493-EFF5";
     fsType = "vfat";
   };
 
-  fileSystems."/boot2" =
-    {
+  fileSystems."/boot2" = {
     device = "/dev/disk/by-uuid/5494-BA1E";
     fsType = "vfat";
   };

hosts/nachtigall/networking.nix

@@ -2,7 +2,8 @@
   config,
   pkgs,
   flake,
-  ... }:
+  ...
+}:
 {
 
   networking.hostName = "nachtigall";
@@ -24,5 +25,8 @@
     }
   ];
   networking.defaultGateway = "138.201.80.65";
-  networking.defaultGateway6 = { address = "fe80::1"; interface = "enp35s0"; };
+  networking.defaultGateway6 = {
+    address = "fe80::1";
+    interface = "enp35s0";
+  };
 }

hosts/nachtigall/wireguard.nix

@@ -2,7 +2,8 @@
   config,
   pkgs,
   flake,
-  ... }:
+  ...
+}:
 {
   networking.firewall.allowedUDPPorts = [ 51820 ];
 
@@ -18,10 +19,14 @@
       ];
       privateKeyFile = config.age.secrets.wg-private-key.path;
       peers = flake.self.logins.admins.wireguardDevices ++ [
-        { # flora-6.pub.solar
+        {
+          # flora-6.pub.solar
           endpoint = "80.71.153.210:51820";
           publicKey = "jtSR5G2P/nm9s8WrVc26Xc/SQLupRxyXE+5eIeqlsTU=";
-          allowedIPs = [ "10.7.6.2/32" "fd00:fae:fae:fae:fae:2::/96" ];
+          allowedIPs = [
+            "10.7.6.2/32"
+            "fd00:fae:fae:fae:fae:2::/96"
+          ];
         }
       ];
     };

lib/compat/default.nix

@@ -1,16 +1,16 @@
 let
-  lock = builtins.fromJSON (builtins.readFile builtins.path {
+  lock = builtins.fromJSON (
+    builtins.readFile builtins.path {
       path = ../../flake.lock;
       name = "lockPath";
-  });
+    }
+  );
   flake =
     import
-      (
-        fetchTarball {
+      (fetchTarball {
         url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
         sha256 = lock.nodes.flake-compat.locked.narHash;
-        }
-      )
+      })
       {
         src = builtins.path {
           path = ../../.;

lib/default.nix

@@ -1,4 +1,10 @@
-{ self, lib, inputs, ... }: {
+{
+  self,
+  lib,
+  inputs,
+  ...
+}:
+{
   # Configuration common to all Linux systems
   flake = {
     lib =

lib/deploy.nix

@@ -1,8 +1,8 @@
 /*
- * The contents of this file are adapted from digga
- * https://github.com/divnix/digga
- *
- * Licensed under the MIT license
+  The contents of this file are adapted from digga
+  https://github.com/divnix/digga
+
+  Licensed under the MIT license
 */
 
 { lib, inputs }:
@@ -14,21 +14,26 @@ let
     inherit system;
     overlays = [
       inputs.deploy-rs.overlay
-      (self: super: { deploy-rs = { inherit (pkgs) deploy-rs; lib = super.deploy-rs.lib; }; })
+      (self: super: {
+        deploy-rs = {
+          inherit (pkgs) deploy-rs;
+          lib = super.deploy-rs.lib;
+        };
+      })
     ];
   };
-  getFqdn = c:
+  getFqdn =
+    c:
     let
       net = c.config.networking;
       fqdn =
-        if (net ? domain) && (net.domain != null)
-        then "${net.hostName}.${net.domain}"
-        else net.hostName;
+        if (net ? domain) && (net.domain != null) then "${net.hostName}.${net.domain}" else net.hostName;
     in
     fqdn;
 in
 {
-  mkDeployNodes = systemConfigurations: extraConfig:
+  mkDeployNodes =
+    systemConfigurations: extraConfig:
     /*
       *
         Synopsis: mkNodes _systemConfigurations_ _extraConfig_
@@ -59,17 +64,11 @@ in
         ```
       *
     */
-    lib.recursiveUpdate
-      (lib.mapAttrs
-        (
-          _: c: {
+    lib.recursiveUpdate (lib.mapAttrs (_: c: {
       hostname = getFqdn c;
       profiles.system = {
         user = "root";
         path = deployPkgs.deploy-rs.lib.activate.nixos c;
       };
-          }
-        )
-        systemConfigurations)
-      extraConfig;
+    }) systemConfigurations) extraConfig;
 }

logins/admins.nix

@@ -10,7 +10,10 @@
       {
         # tuxnix
         publicKey = "fTvULvdsc92binFaBV+uWwFi33bi8InShcaPnoxUZEA=";
-        allowedIPs = [ "10.7.6.203/32" "fd00:fae:fae:fae:fae:203::/96" ];
+        allowedIPs = [
+          "10.7.6.203/32"
+          "fd00:fae:fae:fae:fae:203::/96"
+        ];
       }
     ];
   };
@@ -27,9 +30,13 @@
     } // sshPubKeys;
 
     wireguardDevices = [
-      { # stroopwafel
+      {
+        # stroopwafel
         publicKey = "NNb7T8Jmn+V2dTZ8T6Fcq7hGomHGDckKoV3kK2oAhSE=";
-        allowedIPs = [ "10.7.6.200/32" "fd00:fae:fae:fae:fae:200::/96" ];
+        allowedIPs = [
+          "10.7.6.200/32"
+          "fd00:fae:fae:fae:fae:200::/96"
+        ];
       }
     ];
   };
@@ -42,9 +49,13 @@
 
     secretEncryptionKeys = sshPubKeys;
     wireguardDevices = [
-      { # judy
+      {
+        # judy
         publicKey = "I+gN7v1VXkAGoSir6L8aebtLbguvy5nAx1QVDTzdckk=";
-        allowedIPs = [ "10.7.6.202/32" "fd00:fae:fae:fae:fae:202::/96" ];
+        allowedIPs = [
+          "10.7.6.202/32"
+          "fd00:fae:fae:fae:fae:202::/96"
+        ];
       }
     ];
   };
@@ -59,13 +70,21 @@
     };
 
     wireguardDevices = [
-      { # dumpyourvms
+      {
+        # dumpyourvms
         publicKey = "3UrVLQrwXnPAVXPiTAd7eM3fZYxnFSYgKAGpNMUwnUk=";
-        allowedIPs = [ "10.7.6.201/32" "fd00:fae:fae:fae:fae:201::/96" ];
+        allowedIPs = [
+          "10.7.6.201/32"
+          "fd00:fae:fae:fae:fae:201::/96"
+        ];
       }
-      { # ryzensun
+      {
+        # ryzensun
         publicKey = "oVF2/s7eIxyVjtG0MhKPx5SZ1JllZg+ZFVF2eVYtPGo=";
-        allowedIPs = [ "10.7.6.204/32" "fd00:fae:fae:fae:fae:204::/96" ];
+        allowedIPs = [
+          "10.7.6.204/32"
+          "fd00:fae:fae:fae:fae:204::/96"
+        ];
       }
     ];
   };

logins/default.nix

@@ -1,13 +1,24 @@
-{ lib, ... }: let
+{ lib, ... }:
+let
   admins = import ./admins.nix;
   robots = import ./robots.nix;
-in {
+in
+{
   flake = {
     logins = {
-      admins = lib.lists.foldl (logins: adminConfig: {
+      admins =
+        lib.lists.foldl
+          (logins: adminConfig: {
             sshPubKeys = logins.sshPubKeys ++ (lib.attrsets.attrValues adminConfig.sshPubKeys);
-        wireguardDevices = logins.wireguardDevices ++ (if adminConfig ? "wireguardDevices" then adminConfig.wireguardDevices else []);
-      }) { sshPubKeys = []; wireguardDevices = []; } (lib.attrsets.attrValues admins);
+            wireguardDevices =
+              logins.wireguardDevices
+              ++ (if adminConfig ? "wireguardDevices" then adminConfig.wireguardDevices else [ ]);
+          })
+          {
+            sshPubKeys = [ ];
+            wireguardDevices = [ ];
+          }
+          (lib.attrsets.attrValues admins);
       robots.sshPubKeys = lib.attrsets.attrValues robots;
     };
   };

modules/caddy/default.nix

@@ -1,8 +1,9 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
 }:
 {
   services.caddy = {
@@ -14,5 +15,8 @@
       grace_period 60s
     '';
   };
-  networking.firewall.allowedTCPPorts = [ 80 443 ];
+  networking.firewall.allowedTCPPorts = [
+    80
+    443
+  ];
 }

modules/collabora/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, self
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  self,
+  ...
+}:
+{
   services.nginx.virtualHosts."collabora.${config.pub-solar-os.networking.domain}" = {
     enableACME = true;
     forceSSL = true;
@@ -24,9 +26,7 @@
       containers."collabora" = {
         image = "collabora/code";
         autoStart = true;
-        ports = [
-          "127.0.0.1:9980:9980"
-        ];
+        ports = [ "127.0.0.1:9980:9980" ];
         extraOptions = [
           "--cap-add=MKNOD"
           "--pull=always"

modules/core/default.nix

@@ -1,4 +1,11 @@
-{ pkgs, config, flake, lib, ... }: {
+{
+  pkgs,
+  config,
+  flake,
+  lib,
+  ...
+}:
+{
   imports = [
     ./nix.nix
     ./networking.nix
@@ -29,7 +36,11 @@
   config = {
     environment = {
       # Just a couple of global packages to make our lives easier
-      systemPackages = with pkgs; [ git vim wget ];
+      systemPackages = with pkgs; [
+        git
+        vim
+        wget
+      ];
     };
 
     # Select internationalization properties

modules/core/networking.nix

@@ -3,7 +3,8 @@
   lib,
   config,
   ...
-}: {
+}:
+{
   options.pub-solar-os.networking = with lib; {
     domain = mkOption {
       description = "domain on which all services should run. This defaults to pub.solar";

modules/core/nix.nix

@@ -1,11 +1,12 @@
-{ config
-, pkgs
-, lib
-, flake
-, ...
-}: {
-  nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
-  ];
+{
+  config,
+  pkgs,
+  lib,
+  flake,
+  ...
+}:
+{
+  nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [ ];
 
   nix = {
     # Use default version alias for nix package
@@ -25,7 +26,10 @@
       # Prevents impurities in builds
       sandbox = true;
       # Give root and @wheel special privileges with nix
-      trusted-users = [ "root" "@wheel" ];
+      trusted-users = [
+        "root"
+        "@wheel"
+      ];
       # Allow only group wheel to connect to the nix daemon
       allowed-users = [ "@wheel" ];
     };

modules/core/terminal-tooling.nix

@@ -1,4 +1,5 @@
-{ flake, config, ... }: {
+{ flake, config, ... }:
+{
   home-manager.users.${config.pub-solar-os.authentication.username} = {
     programs.git.enable = true;
     programs.starship.enable = true;

modules/core/users.nix

@@ -4,7 +4,8 @@
   lib,
   config,
   ...
-}: {
+}:
+{
   options.pub-solar-os.authentication = with lib; {
     username = mkOption {
       description = "Username for the adminstrative user";
@@ -41,7 +42,10 @@
     users.users.${config.pub-solar-os.authentication.username} = {
       name = config.pub-solar-os.authentication.username;
       group = config.pub-solar-os.authentication.username;
-      extraGroups = [ "wheel" "docker" ];
+      extraGroups = [
+        "wheel"
+        "docker"
+      ];
       isNormalUser = true;
       openssh.authorizedKeys.keys = config.pub-solar-os.authentication.sshPubKeys;
     };
@@ -63,7 +67,8 @@
 
     users.groups.${config.pub-solar-os.authentication.robot.username} = { };
 
-    users.users.root.initialHashedPassword = config.pub-solar-os.authentication.root.initialHashedPassword;
+    users.users.root.initialHashedPassword =
+      config.pub-solar-os.authentication.root.initialHashedPassword;
 
     security.sudo.wheelNeedsPassword = false;
   };

modules/coturn/default.nix

@@ -1,4 +1,9 @@
-{ flake, config, lib, ... }:
+{
+  flake,
+  config,
+  lib,
+  ...
+}:
 {
   age.secrets."coturn-static-auth-secret" = {
     file = "${flake.self}/secrets/coturn-static-auth-secret.age";
@@ -19,8 +24,12 @@
     pkey = "${config.security.acme.certs.${realm}.directory}/key.pem";
     extraConfig =
       let
-        externalIPv4s = lib.strings.concatMapStringsSep "\n" ({ address, ... }: "external-ip=${address}") config.networking.interfaces.enp35s0.ipv4.addresses;
-        externalIPv6s = lib.strings.concatMapStringsSep "\n" ({ address, ... }: "external-ip=${address}") config.networking.interfaces.enp35s0.ipv6.addresses;
+        externalIPv4s = lib.strings.concatMapStringsSep "\n" (
+          { address, ... }: "external-ip=${address}"
+        ) config.networking.interfaces.enp35s0.ipv4.addresses;
+        externalIPv6s = lib.strings.concatMapStringsSep "\n" (
+          { address, ... }: "external-ip=${address}"
+        ) config.networking.interfaces.enp35s0.ipv6.addresses;
       in
       ''
         ${externalIPv4s}
@@ -61,28 +70,35 @@
         denied-peer-ip=fc00::-fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
         denied-peer-ip=fe80::-febf:ffff:ffff:ffff:ffff:ffff:ffff:ffff
       '';
-
   };
 
   networking.firewall = {
     interfaces.enp35s0 =
       let
-        range = with config.services.coturn; [{
+        range = with config.services.coturn; [
+          {
             from = min-port;
             to = max-port;
-        }];
+          }
+        ];
       in
       {
         allowedUDPPortRanges = range;
-        allowedUDPPorts = [ 3478 5349 ];
+        allowedUDPPorts = [
+          3478
+          5349
+        ];
         allowedTCPPortRanges = [ ];
-        allowedTCPPorts = [ 3478 5349 ];
+        allowedTCPPorts = [
+          3478
+          5349
+        ];
       };
   };
 
   # get a certificate
   security.acme.certs.${config.services.coturn.realm} = {
-    /* insert here the right configuration to obtain a certificate */
+    # insert here the right configuration to obtain a certificate
     postRun = "systemctl restart coturn.service";
     group = "turnserver";
   };

modules/docker/default.nix

@@ -1,4 +1,5 @@
-{ pkgs, ... }: {
+{ pkgs, ... }:
+{
   virtualisation.docker = {
     enable = true;
     extraOptions = ''

modules/drone/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.drone-secrets = {
     file = "${flake.self}/secrets/drone-secrets.age";
     mode = "600";
@@ -26,9 +28,7 @@
 
   users.groups.drone = { };
 
-  systemd.tmpfiles.rules = [
-    "d '/var/lib/drone-db' 0750 drone drone - -"
-  ];
+  systemd.tmpfiles.rules = [ "d '/var/lib/drone-db' 0750 drone drone - -" ];
 
   services.caddy.virtualHosts."ci.${config.pub-solar-os.networking.domain}" = {
     logFormat = lib.mkForce ''
@@ -66,23 +66,15 @@
         image = "postgres:14";
         autoStart = true;
         user = "994";
-        volumes = [
-          "/var/lib/drone-db:/var/lib/postgresql/data"
-        ];
-        extraOptions = [
-          "--network=drone-net"
-        ];
-        environmentFiles = [
-          config.age.secrets.drone-db-secrets.path
-        ];
+        volumes = [ "/var/lib/drone-db:/var/lib/postgresql/data" ];
+        extraOptions = [ "--network=drone-net" ];
+        environmentFiles = [ config.age.secrets.drone-db-secrets.path ];
       };
       containers."drone-server" = {
         image = "drone/drone:2";
         autoStart = true;
         user = "994";
-        ports = [
-          "127.0.0.1:4000:80"
-        ];
+        ports = [ "127.0.0.1:4000:80" ];
         dependsOn = [ "drone-db" ];
         extraOptions = [
           "--network=drone-net"
@@ -95,18 +87,14 @@
           DRONE_SERVER_PROTO = "https";
           DRONE_DATABASE_DRIVER = "postgres";
         };
-        environmentFiles = [
-          config.age.secrets.drone-secrets.path
-        ];
+        environmentFiles = [ config.age.secrets.drone-secrets.path ];
       };
       containers."drone-docker-runner" = {
         image = "drone/drone-runner-docker:1";
         autoStart = true;
         # needs to run as root
         #user = "994";
-        volumes = [
-          "/var/run/docker.sock:/var/run/docker.sock"
-        ];
+        volumes = [ "/var/run/docker.sock:/var/run/docker.sock" ];
         dependsOn = [ "drone-db" ];
         extraOptions = [
           "--network=drone-net"
@@ -119,9 +107,7 @@
           DRONE_RUNNER_CAPACITY = "2";
           DRONE_RUNNER_NAME = "flora-6-docker-runner";
         };
-        environmentFiles = [
-          config.age.secrets.drone-secrets.path
-        ];
+        environmentFiles = [ config.age.secrets.drone-secrets.path ];
       };
     };
   };

modules/forgejo-actions-runner/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.forgejo-actions-runner-token = {
     file = "${flake.self}/secrets/forgejo-actions-runner-token.age";
     mode = "644";

modules/forgejo/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.forgejo-database-password = {
     file = "${flake.self}/secrets/forgejo-database-password.age";
     mode = "600";

modules/grafana/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.grafana-admin-password = {
     file = "${flake.self}/secrets/grafana-admin-password.age";
     mode = "644";

modules/grafana/grafana-dashboards/synapse.json

@@ -70,9 +70,7 @@
       "icon": "external link",
       "includeVars": true,
       "keepTime": true,
-      "tags": [
-        "matrix"
-      ],
+      "tags": ["matrix"],
       "title": "Dashboards",
       "type": "dashboards"
     }
@@ -4313,9 +4311,7 @@
                   "id": "byNames",
                   "options": {
                     "mode": "exclude",
-                    "names": [
-                      "libera.chat "
-                    ],
+                    "names": ["libera.chat "],
                     "prefix": "All except:",
                     "readOnly": true
                   }
@@ -4435,9 +4431,7 @@
                   "id": "byNames",
                   "options": {
                     "mode": "exclude",
-                    "names": [
-                      "libera.chat"
-                    ],
+                    "names": ["libera.chat"],
                     "prefix": "All except:",
                     "readOnly": true
                   }
@@ -13266,9 +13260,7 @@
   "refresh": false,
   "schemaVersion": 37,
   "style": "dark",
-  "tags": [
-    "matrix"
-  ],
+  "tags": ["matrix"],
   "templating": {
     "list": [
       {
@@ -13453,17 +13445,7 @@
       "2h",
       "1d"
     ],
-    "time_options": [
-      "5m",
-      "15m",
-      "1h",
-      "6h",
-      "12h",
-      "24h",
-      "2d",
-      "7d",
-      "30d"
-    ]
+    "time_options": ["5m", "15m", "1h", "6h", "12h", "24h", "2d", "7d", "30d"]
   },
   "timezone": "",
   "title": "Synapse",

modules/keycloak/default.nix

@@ -1,9 +1,11 @@
-{ flake
-, config
-, lib
-, pkgs
-, ...
-}: {
+{
+  flake,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+{
   options.pub-solar-os.auth = with lib; {
     enable = mkEnableOption "Enable keycloak to run on the node";
 
@@ -53,14 +55,13 @@
         features = "declarative-user-profile";
       };
       themes = {
-        "pub.solar" = flake.inputs.keycloak-theme-pub-solar.legacyPackages.${pkgs.system}.keycloak-theme-pub-solar;
+        "pub.solar" =
+          flake.inputs.keycloak-theme-pub-solar.legacyPackages.${pkgs.system}.keycloak-theme-pub-solar;
       };
     };
 
     services.restic.backups.keycloak-droppie = {
-      paths = [
-        "/tmp/keycloak-backup.sql"
-      ];
+      paths = [ "/tmp/keycloak-backup.sql" ];
       timerConfig = {
         OnCalendar = "*-*-* 02:00:00 Etc/UTC";
         # droppie will be offline if nachtigall misses the timer
@@ -83,9 +84,7 @@
     };
 
     services.restic.backups.keycloak-storagebox = {
-      paths = [
-        "/tmp/keycloak-backup.sql"
-      ];
+      paths = [ "/tmp/keycloak-backup.sql" ];
       timerConfig = {
         OnCalendar = "*-*-* 04:10:00 Etc/UTC";
       };

modules/loki/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   services.caddy.virtualHosts = {
     "flora-6.${config.pub-solar-os.networking.domain}" = {
       logFormat = lib.mkForce ''
@@ -51,7 +53,8 @@
         retention_delete_worker_count = 150;
       };
       schema_config = {
-        configs = [{
+        configs = [
+          {
             from = "2020-05-15";
             store = "boltdb-shipper";
             object_store = "filesystem";
@@ -60,7 +63,8 @@
               prefix = "index_";
               period = "24h";
             };
-        }];
+          }
+        ];
       };
     };
   };
@@ -75,10 +79,13 @@
       positions = {
         filename = "/tmp/positions.yaml";
       };
-      clients = [{
+      clients = [
+        {
           url = "http://127.0.0.1:${toString config.services.loki.configuration.server.http_listen_port}/loki/api/v1/push";
-      }];
-      scrape_configs = [{
+        }
+      ];
+      scrape_configs = [
+        {
           job_name = "journal";
           journal = {
             max_age = "24h";
@@ -87,11 +94,14 @@
               host = "flora-6";
             };
           };
-        relabel_configs = [{
+          relabel_configs = [
+            {
               source_labels = [ "__journal__systemd_unit" ];
               target_label = "unit";
-        }];
-      }];
+            }
+          ];
+        }
+      ];
     };
   };
 }

modules/mailman/default.nix

@@ -1,8 +1,9 @@
-{ flake
-, config
-, lib
-, pkgs
-, ...
+{
+  flake,
+  config,
+  lib,
+  pkgs,
+  ...
 }:
 {
   networking.firewall.allowedTCPPorts = [ 25 ];

modules/mastodon/default.nix

@@ -1,4 +1,10 @@
-{ config, pkgs, flake, inputs, ... }:
+{
+  config,
+  pkgs,
+  flake,
+  inputs,
+  ...
+}:
 
 {
   age.secrets."mastodon-secret-key-base" = {
@@ -64,9 +70,7 @@
     mediaAutoRemove = {
       olderThanDays = 7;
     };
-    extraEnvFiles = [
-      "/run/agenix/mastodon-extra-env-secrets"
-    ];
+    extraEnvFiles = [ "/run/agenix/mastodon-extra-env-secrets" ];
     extraConfig = {
       WEB_DOMAIN = "mastodon.${config.pub-solar-os.networking.domain}";
       # Defined in ./opensearch.nix
@@ -97,9 +101,7 @@
   };
 
   services.restic.backups.mastodon-droppie = {
-    paths = [
-      "/tmp/mastodon-backup.sql"
-    ];
+    paths = [ "/tmp/mastodon-backup.sql" ];
     timerConfig = {
       OnCalendar = "*-*-* 02:00:00 Etc/UTC";
       # droppie will be offline if nachtigall misses the timer
@@ -122,9 +124,7 @@
   };
 
   services.restic.backups.mastodon-storagebox = {
-    paths = [
-      "/tmp/mastodon-backup.sql"
-    ];
+    paths = [ "/tmp/mastodon-backup.sql" ];
     timerConfig = {
       OnCalendar = "*-*-* 04:05:00 Etc/UTC";
     };

modules/matrix-irc/default.nix

@@ -1,15 +1,18 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   # Find element in list config.services.matrix-synapse.settings.listeners.*.resources
   # that sets names = "client"
   nameHasClient = name: name == "client";
   resourceHasClient = resource: builtins.any nameHasClient resource.names;
-  listenerWithClient = lib.findFirst
-    (listener:
-      builtins.any resourceHasClient listener.resources)
+  listenerWithClient =
+    lib.findFirst (listener: builtins.any resourceHasClient listener.resources)
       (throw "Found no matrix-synapse.settings.listeners.*.resources.*.names containing string client")
-    config.services.matrix-synapse.settings.listeners
-  ;
+      config.services.matrix-synapse.settings.listeners;
   synapseClientPort = "${toString listenerWithClient.port}";
 in
 {
@@ -46,7 +49,11 @@ in
         };
         metrics = {
           enabled = true;
-          remoteUserAgeBuckets = [ "1h" "1d" "1w" ];
+          remoteUserAgeBuckets = [
+            "1h"
+            "1d"
+            "1w"
+          ];
         };
         provisioning = {
           enabled = false;
@@ -122,4 +129,3 @@ in
     };
   };
 }
-

modules/matrix-telegram/default.nix

@@ -1,4 +1,10 @@
-{ flake, lib, config, pkgs, ... }:
+{
+  flake,
+  lib,
+  config,
+  pkgs,
+  ...
+}:
 {
   age.secrets."matrix-mautrix-telegram-env-file" = {
     file = "${flake.self}/secrets/matrix-mautrix-telegram-env-file.age";

modules/matrix/default.nix

@@ -1,4 +1,9 @@
-{ flake, config, pkgs, ... }:
+{
+  flake,
+  config,
+  pkgs,
+  ...
+}:
 let
   publicDomain = "matrix.${config.pub-solar-os.networking.domain}";
   serverDomain = "${config.pub-solar-os.networking.domain}";
@@ -40,22 +45,16 @@ in
       };
       listeners = [
         {
-          bind_addresses = [
-            "127.0.0.1"
-          ];
+          bind_addresses = [ "127.0.0.1" ];
           port = 8008;
           resources = [
             {
               compress = true;
-              names = [
-                "client"
-              ];
+              names = [ "client" ];
             }
             {
               compress = false;
-              names = [
-                "federation"
-              ];
+              names = [ "federation" ];
             }
           ];
           tls = false;
@@ -63,29 +62,23 @@ in
           x_forwarded = true;
         }
         {
-          bind_addresses = [
-            "127.0.0.1"
-          ];
+          bind_addresses = [ "127.0.0.1" ];
           port = 8012;
-          resources = [
-            {
-              names = [
-                "metrics"
-              ];
-            }
-          ];
+          resources = [ { names = [ "metrics" ]; } ];
           tls = false;
           type = "metrics";
         }
       ];
 
       account_threepid_delegates.msisdn = "";
-      alias_creation_rules = [{
+      alias_creation_rules = [
+        {
           action = "allow";
           alias = "*";
           room_id = "*";
           user_id = "*";
-      }];
+        }
+      ];
       allow_guest_access = false;
       allow_public_rooms_over_federation = true;
       allow_public_rooms_without_auth = false;
@@ -152,7 +145,7 @@ in
         };
         per_user = {
           burst_count = 5;
-          per_second = 0.003;
+          per_second = 3.0e-3;
         };
       };
       rc_joins = {
@@ -162,7 +155,7 @@ in
         };
         remote = {
           burst_count = 10;
-          per_second = 0.01;
+          per_second = 1.0e-2;
         };
       };
       rc_login = {
@@ -194,12 +187,14 @@ in
       registrations_require_3pid = [ "email" ];
       report_stats = false;
       require_auth_for_profile_requests = false;
-      room_list_publication_rules = [{
+      room_list_publication_rules = [
+        {
           action = "allow";
           alias = "*";
           room_id = "*";
           user_id = "*";
-      }];
+        }
+      ];
 
       signing_key_path = "/run/agenix/matrix-synapse-signing-key";
 
@@ -276,9 +271,7 @@ in
       "redis"
     ];
 
-    plugins = [
-      config.services.matrix-synapse.package.plugins.matrix-synapse-shared-secret-auth
-    ];
+    plugins = [ config.services.matrix-synapse.package.plugins.matrix-synapse-shared-secret-auth ];
 
     sliding-sync = {
       enable = true;

modules/matrix/matrix-log-config.yaml

@@ -2,7 +2,7 @@ version: 1
 
 formatters:
   precise:
-    format: '%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(request)s - %(message)s'
+    format: "%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(request)s - %(message)s"
 
 filters:
   context:

modules/mediawiki/default.nix

@@ -1,8 +1,9 @@
-{ flake
-, config
-, lib
-, pkgs
-, ...
+{
+  flake,
+  config,
+  lib,
+  pkgs,
+  ...
 }:
 let
   localSettingsPHP = pkgs.writeScript "LocalSettings.php" ''
@@ -201,7 +202,9 @@ in
     group = "mediawiki";
     inherit uid;
   };
-  users.groups.mediawiki = { inherit gid; };
+  users.groups.mediawiki = {
+    inherit gid;
+  };
 
   virtualisation = {
     oci-containers = {
@@ -212,9 +215,7 @@ in
         user = "1000:${builtins.toString gid}";
         autoStart = true;
 
-        ports = [
-          "127.0.0.1:8293:80"
-        ];
+        ports = [ "127.0.0.1:8293:80" ];
 
         extraOptions = [
           "--add-host=host.docker.internal:host-gateway"

modules/nextcloud/default.nix

@@ -1,7 +1,8 @@
-{ config
-, pkgs
-, flake
-, ...
+{
+  config,
+  pkgs,
+  flake,
+  ...
 }:
 {
   age.secrets."nextcloud-secrets" = {

modules/nginx-mastodon-files/default.nix

@@ -1,7 +1,4 @@
-{
-  config,
-  ...
-}:
+{ config, ... }:
 
 let
   objStorHost = "link.tardigradeshare.io";

modules/nginx-mastodon/default.nix

@@ -30,7 +30,12 @@ in
         };
 
         locations."@proxy" = {
-          proxyPass = (if cfg.enableUnixSocket then "http://unix:/run/mastodon-web/web.socket" else "http://127.0.0.1:${toString(cfg.webPort)}");
+          proxyPass = (
+            if cfg.enableUnixSocket then
+              "http://unix:/run/mastodon-web/web.socket"
+            else
+              "http://127.0.0.1:${toString (cfg.webPort)}"
+          );
           proxyWebsockets = true;
         };
 
@@ -45,13 +50,12 @@ in
       extraConfig = ''
         least_conn;
       '';
-      servers = builtins.listToAttrs
-        (map
-          (i: {
+      servers = builtins.listToAttrs (
+        map (i: {
           name = "unix:/run/mastodon-streaming/streaming-${toString i}.socket";
           value = { };
-          })
-          (lib.range 1 cfg.streamingProcesses));
+        }) (lib.range 1 cfg.streamingProcesses)
+      );
     };
   };
 }

modules/nginx-matrix/default.nix

@@ -1,4 +1,9 @@
-{ lib, pkgs, config, ... }:
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
 let
   commonHeaders = ''
     add_header Permissions-Policy interest-cohort=() always;
@@ -71,9 +76,7 @@ in
     "chat.${config.pub-solar-os.networking.domain}" = {
       forceSSL = true;
       enableACME = true;
-      root = pkgs.element-web.override {
-        conf = clientConfig;
-      };
+      root = pkgs.element-web.override { conf = clientConfig; };
     };
 
     "stickers.chat.${config.pub-solar-os.networking.domain}" = {
@@ -126,7 +129,8 @@ in
       serverName = "matrix.${config.pub-solar-os.networking.domain}";
       forceSSL = lib.mkDefault true;
       enableACME = lib.mkDefault true;
-      listen = [{
+      listen = [
+        {
           port = 8448;
           addr = "0.0.0.0";
           ssl = true;
@@ -135,7 +139,8 @@ in
           port = 8448;
           addr = "[::]";
           ssl = true;
-        }];
+        }
+      ];
       root = "/dev/null";
       extraConfig = ''
         server_tokens off;
@@ -159,4 +164,3 @@ in
   };
   networking.firewall.allowedTCPPorts = [ 8448 ];
 }
-

modules/nginx-matrix/element-client-config.nix

@@ -1,4 +1,5 @@
-{ pkgs, lib, ... }: {
+{ pkgs, lib, ... }:
+{
   default_server_config = {
     "m.homeserver" = {
       base_url = "https://matrix.pub.solar";
@@ -35,10 +36,12 @@
     homeUrl = "";
   };
   branding = {
-    auth_footer_links = [{
+    auth_footer_links = [
+      {
         text = "Privacy";
         url = "https://pub.solar/privacy";
-    }];
+      }
+    ];
     # FUTUREWORK: Replace with pub.solar logo
     auth_header_logo_url = "themes/element/img/logos/element-logo.svg";
   };

modules/nginx-prometheus-exporters/default.nix

@@ -1,13 +1,16 @@
-{ config, flake, lib, ... }:
+{
+  config,
+  flake,
+  lib,
+  ...
+}:
 let
   # Find element in list config.services.matrix-synapse.settings.listeners
   # that sets type = "metrics"
-  listenerWithMetrics = lib.findFirst
-    (listener:
-      listener.type == "metrics")
+  listenerWithMetrics =
+    lib.findFirst (listener: listener.type == "metrics")
       (throw "Found no matrix-synapse.settings.listeners.*.type containing string metrics")
-    config.services.matrix-synapse.settings.listeners
-  ;
+      config.services.matrix-synapse.settings.listeners;
   synapseMetricsPort = "${toString listenerWithMetrics.port}";
 in
 {

modules/nginx-website-miom/default.nix

@@ -1,9 +1,7 @@
 { ... }:
 
 {
-  systemd.tmpfiles.rules = [
-    "d '/srv/www/miom.space' 0750 hakkonaut hakkonaut - -"
-  ];
+  systemd.tmpfiles.rules = [ "d '/srv/www/miom.space' 0750 hakkonaut hakkonaut - -" ];
 
   services.nginx.virtualHosts = {
     "www.miom.space" = {

modules/nginx-website/default.nix

@@ -1,5 +1,5 @@
+{ lib, config, ... }:
 {
-  lib, config, ... }: {
   systemd.tmpfiles.rules = [
     "d '/srv/www/${config.pub-solar-os.networking.domain}' 0750 hakkonaut hakkonaut - -"
   ];
@@ -54,7 +54,8 @@
         };
 
         # Responsible disclosure information https://securitytxt.org/
-        "/.well-known/security.txt" = let
+        "/.well-known/security.txt" =
+          let
             securityTXT = lib.lists.foldr (a: b: a + "\n" + b) "" [
               "Contact: mailto:admins@pub.solar"
               "Expires: 2025-01-04T23:00:00.000Z"
@@ -62,7 +63,8 @@
               "Preferred-Languages: en,de"
               "Canonical: https://${config.pub-solar-os.networking.domain}/.well-known/security.txt"
             ];
-        in {
+          in
+          {
             extraConfig = ''
               add_header Content-Type text/plain;
               return 200 '${securityTXT}';

modules/nginx/default.nix

@@ -1,8 +1,9 @@
-{ config
-, lib
-, pkgs
-, self
-, ...
+{
+  config,
+  lib,
+  pkgs,
+  self,
+  ...
 }:
 let
   acmeEmailAddress = config.pub-solar-os.adminEmail;
@@ -38,5 +39,8 @@ in
     defaults.email = acmeEmailAddress;
   };
 
-  networking.firewall.allowedTCPPorts = [ 80 443 ];
+  networking.firewall.allowedTCPPorts = [
+    80
+    443
+  ];
 }

modules/obs-portal/default.nix

@@ -1,10 +1,12 @@
-{ config
-, lib
-, pkgs
-, self
-, flake
-, ...
-}: let
+{
+  config,
+  lib,
+  pkgs,
+  self,
+  flake,
+  ...
+}:
+let
   configPy = pkgs.writeText "obs-portal-config.py" ''
     DEBUG = False
     VERBOSE = DEBUG
@@ -41,7 +43,8 @@ ADDITIONAL_CORS_ORIGINS = None
     OBS_DATA_DIR = "/data";
     OBS_PROXIES_COUNT = "1";
   };
-in {
+in
+{
   age.secrets.obs-portal-env = {
     file = "${flake.self}/secrets/obs-portal-env.age";
     mode = "600";
@@ -59,8 +62,16 @@ in {
     in
     {
       serviceConfig.Type = "oneshot";
-      before = [ "docker-obs-portal.service" "docker-obs-portal-db.service" "docker-obs-portal-worker.service" ];
-      requiredBy = [ "docker-obs-portal.service" "docker-obs-portal-db.service" "docker-obs-portal-worker.service" ];
+      before = [
+        "docker-obs-portal.service"
+        "docker-obs-portal-db.service"
+        "docker-obs-portal-worker.service"
+      ];
+      requiredBy = [
+        "docker-obs-portal.service"
+        "docker-obs-portal-db.service"
+        "docker-obs-portal-worker.service"
+      ];
       script = ''
         ${dockerBin} network inspect obs-portal-net >/dev/null 2>&1 || ${dockerBin} network create obs-portal-net --subnet 172.20.0.0/24
       '';
@@ -101,16 +112,17 @@ in {
           "/var/lib/obs-portal/pbf/:/pbf"
         ];
 
-        extraOptions = [
-          "--network=obs-portal-net"
-        ];
+        extraOptions = [ "--network=obs-portal-net" ];
       };
 
       containers."obs-portal-worker" = {
         image = "git.pub.solar/pub-solar/obs-portal:latest";
         autoStart = true;
 
-        cmd = [ "python" "tools/process_track.py" ];
+        cmd = [
+          "python"
+          "tools/process_track.py"
+        ];
 
         environment = env;
         environmentFiles = [ config.age.secrets.obs-portal-env.path ];
@@ -120,9 +132,7 @@ in {
           "/var/lib/obs-portal${env.OBS_DATA_DIR}:${env.OBS_DATA_DIR}"
         ];
 
-        extraOptions = [
-          "--network=obs-portal-net"
-        ];
+        extraOptions = [ "--network=obs-portal-net" ];
       };
 
       containers."obs-portal-db" = {
@@ -131,13 +141,9 @@ in {
 
         environmentFiles = [ config.age.secrets.obs-portal-database-env.path ];
 
-        volumes = [
-          "/var/lib/postgres-obs-portal/data:/var/lib/postgresql/data"
-        ];
+        volumes = [ "/var/lib/postgres-obs-portal/data:/var/lib/postgresql/data" ];
 
-        extraOptions = [
-          "--network=obs-portal-net"
-        ];
+        extraOptions = [ "--network=obs-portal-net" ];
       };
     };
   };

modules/owncast/default.nix

@@ -1,9 +1,11 @@
-{ flake
-, config
-, lib
-, pkgs
-, ...
-}: {
+{
+  flake,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+{
   services.nginx.virtualHosts."stream.${config.pub-solar-os.networking.domain}" = {
     enableACME = true;
     forceSSL = true;

modules/postgresql/default.nix

@@ -7,11 +7,7 @@
   };
 
   systemd.services.postgresql = {
-    after = [
-      "var-lib-postgresql.mount"
-    ];
-    requisite = [
-      "var-lib-postgresql.mount"
-    ];
+    after = [ "var-lib-postgresql.mount" ];
+    requisite = [ "var-lib-postgresql.mount" ];
   };
 }

modules/prometheus-exporters/default.nix

@@ -1,6 +1,5 @@
-{ config
-, ...
-}: {
+{ config, ... }:
+{
   services.prometheus = {
     exporters = {
       node = {

modules/prometheus/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.nachtigall-metrics-prometheus-basic-auth-password = {
     file = "${flake.self}/secrets/nachtigall-metrics-prometheus-basic-auth-password.age";
     mode = "600";
@@ -27,12 +29,14 @@
     scrapeConfigs = [
       {
         job_name = "node-exporter-http";
-        static_configs = [{
+        static_configs = [
+          {
             targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}" ];
             labels = {
               instance = "flora-6";
             };
-        }];
+          }
+        ];
       }
       {
         job_name = "node-exporter-https";
@@ -42,12 +46,14 @@
           username = "hakkonaut";
           password_file = "${config.age.secrets.nachtigall-metrics-prometheus-basic-auth-password.path}";
         };
-        static_configs = [{
+        static_configs = [
+          {
             targets = [ "nachtigall.${config.pub-solar-os.networking.domain}" ];
             labels = {
               instance = "nachtigall";
             };
-        }];
+          }
+        ];
       }
       {
         job_name = "matrix-synapse";
@@ -57,12 +63,14 @@
           username = "hakkonaut";
           password_file = "${config.age.secrets.nachtigall-metrics-prometheus-basic-auth-password.path}";
         };
-        static_configs = [{
+        static_configs = [
+          {
             targets = [ "nachtigall.${config.pub-solar-os.networking.domain}" ];
             labels = {
               instance = "nachtigall";
             };
-        }];
+          }
+        ];
       }
     ];
   };

modules/promtail/default.nix

@@ -1,9 +1,11 @@
-{ config
-, lib
-, pkgs
-, flake
-, ...
-}: {
+{
+  config,
+  lib,
+  pkgs,
+  flake,
+  ...
+}:
+{
   age.secrets.nachtigall-metrics-prometheus-basic-auth-password = {
     file = "${flake.self}/secrets/nachtigall-metrics-prometheus-basic-auth-password.age";
     mode = "600";
@@ -20,14 +22,17 @@
       positions = {
         filename = "/tmp/positions.yaml";
       };
-      clients = [{
+      clients = [
+        {
           url = "https://flora-6.${config.pub-solar-os.networking.domain}/loki/api/v1/push";
           basic_auth = {
             username = "hakkonaut";
             password_file = "${config.age.secrets.nachtigall-metrics-prometheus-basic-auth-password.path}";
           };
-      }];
-      scrape_configs = [{
+        }
+      ];
+      scrape_configs = [
+        {
           job_name = "journal";
           journal = {
             max_age = "24h";
@@ -36,11 +41,14 @@
               host = "nachtigall";
             };
           };
-        relabel_configs = [{
+          relabel_configs = [
+            {
               source_labels = [ "__journal__systemd_unit" ];
               target_label = "unit";
-        }];
-      }];
+            }
+          ];
+        }
+      ];
     };
   };
 }

modules/searx/default.nix

@@ -1,8 +1,9 @@
-{ flake
-, config
-, lib
-, pkgs
-, ...
+{
+  flake,
+  config,
+  lib,
+  pkgs,
+  ...
 }:
 {
   age.secrets.searx-environment = {
@@ -64,9 +65,18 @@
       };
 
       engine = [
-        { engine = "startpage"; disabled = false; }
-        { engine = "yahoo"; disabled = false; }
-        { engine = "tagesschau"; disabled = false; }
+        {
+          engine = "startpage";
+          disabled = false;
+        }
+        {
+          engine = "yahoo";
+          disabled = false;
+        }
+        {
+          engine = "tagesschau";
+          disabled = false;
+        }
       ];
 
       ui = {

modules/unlock-zfs-on-boot/default.nix

@@ -1,4 +1,5 @@
-{ flake, config, ... }: {
+{ flake, config, ... }:
+{
   # From https://nixos.wiki/wiki/ZFS#Unlock_encrypted_zfs_via_ssh_on_boot
   boot.initrd.network = {
     enable = true;

overlays/default.nix

@@ -1,24 +1,27 @@
-{ self
-, inputs
-, ...
-}: {
+{ self, inputs, ... }:
+{
   flake = {
     nixosModules = rec {
-      overlays = ({ ... }: {
+      overlays = (
+        { ... }:
+        {
           nixpkgs.overlays = [
-          (final: prev:
+            (
+              final: prev:
               let
-              unstable = import inputs.unstable {
-                system = prev.system;
-              };
+                unstable = import inputs.unstable { system = prev.system; };
               in
               {
                 forgejo-runner = unstable.forgejo-runner;
                 element-themes = prev.callPackage ./pkgs/element-themes { inherit (inputs) element-themes; };
-              element-stickerpicker = prev.callPackage ./pkgs/element-stickerpicker { inherit (inputs) element-stickers maunium-stickerpicker; };
-            })
+                element-stickerpicker = prev.callPackage ./pkgs/element-stickerpicker {
+                  inherit (inputs) element-stickers maunium-stickerpicker;
+                };
+              }
+            )
           ];
-      });
+        }
+      );
     };
   };
 }

overlays/pkgs/element-stickerpicker/default.nix

@@ -1,4 +1,8 @@
-{ stdenvNoCC, element-stickers, maunium-stickerpicker }:
+{
+  stdenvNoCC,
+  element-stickers,
+  maunium-stickerpicker,
+}:
 stdenvNoCC.mkDerivation {
   src = maunium-stickerpicker;
   name = "element-stickers";

overlays/pkgs/element-themes/default.nix

@@ -1,4 +1,8 @@
-{ stdenvNoCC, jq, element-themes }:
+{
+  stdenvNoCC,
+  jq,
+  element-themes,
+}:
 stdenvNoCC.mkDerivation {
   src = element-themes;
   name = "element-themes";

secrets/secrets.nix

@@ -4,15 +4,13 @@ let
   nachtigall-host = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIP7G0ufi+MNvaAZLDgpieHrABPGN7e/kD5kMFwSk4ABj root@nachtigall";
   flora-6-host = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGP1InpTBN4AlF/4V8HHumAMLJzeO8DpzjUv9Co/+J09 root@flora-6";
 
-  adminKeys = builtins.foldl' (keys: login: keys ++ (builtins.attrValues login.secretEncryptionKeys)) [] (builtins.attrValues admins);
+  adminKeys = builtins.foldl' (
+    keys: login: keys ++ (builtins.attrValues login.secretEncryptionKeys)
+  ) [ ] (builtins.attrValues admins);
 
-  nachtigallKeys = [
-    nachtigall-host
-  ];
+  nachtigallKeys = [ nachtigall-host ];
 
-  flora6Keys = [
-    flora-6-host
-  ];
+  flora6Keys = [ flora-6-host ];
 in
 {
   # ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBB5XaH02a6+TchnyQED2VwaltPgeFCbildbE2h6nF5e root@nachtigall
@@ -63,7 +61,8 @@ in
   "grafana-smtp-password.age".publicKeys = flora6Keys ++ adminKeys;
 
   "nachtigall-metrics-nginx-basic-auth.age".publicKeys = nachtigallKeys ++ adminKeys;
-  "nachtigall-metrics-prometheus-basic-auth-password.age".publicKeys = flora6Keys ++ nachtigallKeys ++ adminKeys;
+  "nachtigall-metrics-prometheus-basic-auth-password.age".publicKeys =
+    flora6Keys ++ nachtigallKeys ++ adminKeys;
 
   "obs-portal-env.age".publicKeys = nachtigallKeys ++ adminKeys;
   "obs-portal-database-env.age".publicKeys = nachtigallKeys ++ adminKeys;

tests/website.nix

@@ -4,7 +4,8 @@
   lib,
   config,
   ...
-}: {
+}:
+{
   name = "website";
 
   nodes.nachtigall-test = self.nixosConfigurations.nachtigall-test;

treefmt.toml

@@ -0,0 +1,24 @@
+[formatter.nix]
+command = "nix"
+options = ["fmt"]
+includes = ["*.nix"]
+excludes = []
+
+[formatter.prettier]
+command = "prettier"
+options = ["--write"]
+includes = [
+  "*.json",
+  "*.yaml",
+  "*.md",
+]
+
+[formatter.shell]
+command = "shfmt"
+options = [
+  "-s",
+  "-w",
+  "-i",
+  "2",
+]
+includes = ["*.sh"]