nftables: use networking.firewall.allowed{TCP,UDP}Port{s,Ranges}

This is a no-op as far as actual config is concerned, but allows using
the usual networking options again, which before this commit were just
old unused code lying around.

There are still many other networking options which we set that
currently do nothing (e.g. the network bridge to lxc).

common/default.nix

@@ -15,7 +15,6 @@
     SystemMaxUse=512M
     MaxRetentionSec=48h
   '';
-  nix.package = pkgs.lix;
   nix.gc.automatic = lib.mkDefault true;
   nix.gc.options = lib.mkDefault "--delete-older-than 7d";
   nix.settings.trusted-users = [ "root" "@wheel" ];
@@ -75,8 +74,6 @@
     ffmpeg-full
     bat 
     niv
-    sqlite-interactive
-    hacc-scripts
   ];
 
   security.acme.defaults.email = "info+acme@hacc.space";

flake.lock

@@ -25,11 +25,11 @@
         "utils": "utils"
       },
       "locked": {
-        "lastModified": 1727447169,
+        "lastModified": 1711733382,
-        "narHash": "sha256-3KyjMPUKHkiWhwR91J1YchF6zb6gvckCAY1jOE+ne0U=",
+        "narHash": "sha256-XuKlYhc9Hk6jMIIwWTP6CTQVUWi0Sq3nJApnUJk6bu8=",
         "owner": "serokell",
         "repo": "deploy-rs",
-        "rev": "aa07eb05537d4cd025e2310397a6adcedfe72c76",
+        "rev": "2bad21828ee2c5d1e42588d5f4c53f5b10300c6a",
         "type": "github"
       },
       "original": {
@@ -61,44 +61,58 @@
           "deploy-rs",
           "flake-compat"
         ],
-        "nixpkgs": [
+        "nixpkgs": "nixpkgs",
-          "nixpkgs-unstable"
+        "nixpkgs-23_05": [
-        ],
-        "nixpkgs-24_05": [
           "nixpkgs"
         ],
+        "nixpkgs-23_11": "nixpkgs-23_11",
         "utils": [
           "deploy-rs",
           "utils"
         ]
       },
       "locked": {
-        "lastModified": 1718084203,
+        "lastModified": 1706219574,
-        "narHash": "sha256-Cx1xoVfSMv1XDLgKg08CUd1EoTYWB45VmB9XIQzhmzI=",
+        "narHash": "sha256-qO+8UErk+bXCq2ybHU4GzXG4Ejk4Tk0rnnTPNyypW4g=",
         "owner": "simple-nixos-mailserver",
         "repo": "nixos-mailserver",
-        "rev": "29916981e7b3b5782dc5085ad18490113f8ff63b",
+        "rev": "e47f3719f1db3e0961a4358d4cb234a0acaa7baf",
         "type": "gitlab"
       },
       "original": {
         "owner": "simple-nixos-mailserver",
-        "ref": "nixos-24.05",
+        "ref": "nixos-23.11",
         "repo": "nixos-mailserver",
         "type": "gitlab"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1731255958,
+        "lastModified": 1705856552,
-        "narHash": "sha256-cjD6FGfNeQRUXByeRQi0srmwoMXUY4sq12U8LvZLVK8=",
+        "narHash": "sha256-JXfnuEf5Yd6bhMs/uvM67/joxYKoysyE3M2k6T3eWbg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5354a00f3cdbab47090bdc51aedbe13d1e2aa9b1",
+        "rev": "612f97239e2cc474c13c9dafa0df378058c5ad8d",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-24.05-small",
+        "ref": "nixos-unstable",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs-23_11": {
+      "locked": {
+        "lastModified": 1706098335,
+        "narHash": "sha256-r3dWjT8P9/Ah5m5ul4WqIWD8muj5F+/gbCdjiNVBKmU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "a77ab169a83a4175169d78684ddd2e54486ac651",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-23.11",
         "type": "indirect"
       }
     },
@@ -120,24 +134,55 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1731300529,
+        "lastModified": 1711703276,
-        "narHash": "sha256-PwzToM8oltfO3GlHpo3hIqmhPZwTbwkdnMIe4NpaN4g=",
+        "narHash": "sha256-iMUFArF0WCatKK6RzfUJknjem0H9m4KgorO/p3Dopkk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3f42f0b61e6c45ca80d87cec5dd11e121d6b9c14",
+        "rev": "d8fe5e6c92d0d190646fb9f1056741a229980089",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-unstable-small",
+        "ref": "nixos-unstable",
         "type": "indirect"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1711668574,
+        "narHash": "sha256-u1dfs0ASQIEr1icTVrsKwg2xToIpn7ZXxW3RHfHxshg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "219951b495fc2eac67b1456824cc1ec1fd2ee659",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-23.11",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_3": {
+      "locked": {
+        "lastModified": 1711200738,
+        "narHash": "sha256-dkJmk/ET/tRV4007O6kU101UEg1svUwiyk/zEEX9Tdg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "20bc93ca7b2158ebc99b8cef987a2173a81cde35",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "deploy-rs": "deploy-rs",
         "nixos-mailserver": "nixos-mailserver",
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-oldstable": "nixpkgs-oldstable",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "sops-nix": "sops-nix",
@@ -146,19 +191,17 @@
     },
     "sops-nix": {
       "inputs": {
-        "nixpkgs": [
+        "nixpkgs": "nixpkgs_3",
-          "nixpkgs-unstable"
-        ],
         "nixpkgs-stable": [
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1731213149,
+        "lastModified": 1711249319,
-        "narHash": "sha256-jR8i6nFLmSmm0cIoeRQ8Q4EBARa3oGaAtEER/OMMxus=",
+        "narHash": "sha256-N+Pp3/8H+rd7cO71VNV/ovV/Kwt+XNeUHNhsmyTabdM=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "f1675e3b0e1e663a4af49be67ecbc9e749f85eb7",
+        "rev": "405987a66cce9a4a82f321f11b205982a7127c88",
         "type": "github"
       },
       "original": {
@@ -185,11 +228,11 @@
     "tracktrain": {
       "flake": false,
       "locked": {
-        "lastModified": 1720213096,
+        "lastModified": 1688154251,
-        "narHash": "sha256-GrSXD6WvyiXcHx1s+48PEZVn/MTtBJAXpgds+NdEL2g=",
+        "narHash": "sha256-iv2xUUYhjIcKWs1+l7h43z7v/a9/OamBKXi/gcl4ppI=",
         "ref": "main",
-        "rev": "2943327863bfe5c6e793e5c40e473a2755d45642",
+        "rev": "a995dabf07574a32c1ae62ad23b96ba7d8e076ee",
-        "revCount": 126,
+        "revCount": 92,
         "type": "git",
         "url": "https://stuebinm.eu/git/tracktrain"
       },

flake.nix

@@ -2,11 +2,11 @@
   description = "hacc infra stuff";
 
   inputs = {
-    nixpkgs.url = "nixpkgs/nixos-24.05-small";
+    nixpkgs.url = "nixpkgs/nixos-23.11";
-    nixpkgs-unstable.url = "nixpkgs/nixos-unstable-small";
+    nixpkgs-unstable.url = "nixpkgs/nixos-unstable";
     nixpkgs-oldstable.url = "github:/NixOS/nixpkgs?rev=c4aec3c021620d98861639946123214207e98344";
 
-    nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-24.05";
+    nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-23.11";
     tracktrain.url = "git+https://stuebinm.eu/git/tracktrain?ref=main";
     tracktrain.flake = false;
 
@@ -14,13 +14,11 @@
     deploy-rs.inputs.nixpkgs.follows = "nixpkgs";
     sops-nix.url = "github:Mic92/sops-nix";
     sops-nix.inputs.nixpkgs-stable.follows = "nixpkgs";
-    sops-nix.inputs.nixpkgs.follows = "nixpkgs-unstable";
     
     # these exist mostly to make the flake.lock somewhat more human-friendly
     # note that in theory doing this might break things, but it seems fairly unlikely
     nixos-mailserver.inputs = {
-      "nixpkgs-24_05".follows = "nixpkgs";
+      "nixpkgs-23_05".follows = "nixpkgs";
-      nixpkgs.follows = "nixpkgs-unstable";
       utils.follows = "/deploy-rs/utils";
       flake-compat.follows = "/deploy-rs/flake-compat";
     };
@@ -39,22 +37,34 @@
           sources = inputs;
           system = "x86_64-linux";
           config.allowUnfree = true;
-          config.permittedInsecurePackages = [ "nextcloud-27.1.11" ];
         };
+        evalConfig = config: (nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          modules = [
+            config
+            {
+              nixpkgs.pkgs = pkgs.lib.mkForce pkgs;
+              imports = [ modules.nopersist profiles.container ];
+            }
+          ];
+          specialArgs = {
+            # some of our modules import each other, and evalConfig is used for containers
+            inherit modules evalConfig;
+            sources = inputs;
+          };
+        }).config.system.build.toplevel;
     in {
       nixosConfigurations.parsons = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./parsons/configuration.nix
-          ./modules/buildinfo.nix
-          ./modules/containers.nix
           sops-nix.nixosModules.sops
           { nixpkgs.pkgs = pkgs; }
+          { environment.etc."haccfiles".source = self.outPath; }
         ];
         specialArgs = {
           sources = inputs;
-          inherit modules profiles;
+          inherit modules evalConfig;
-          inherit (nixpkgs.lib) nixosSystem;
         };
       };
 
@@ -73,20 +83,11 @@
         (system: deployLib: deployLib.deployChecks self.deploy)
         deploy-rs.lib;
 
-      apps.x86_64-linux =
+      packages.x86_64-linux =
         let
-	  mkApp = pkg: {
+          websites = self.nixosConfigurations.parsons.config.hacc.websites.builders;
-	    type = "app";
-	    program = pkgs.lib.getExe pkg;
-	  };
-          websites = pkgs.lib.mapAttrs (name: mkApp) 
-	    self.nixosConfigurations.parsons.config.hacc.websites.builders;
         in
           { docs = websites."docs.hacc.space"; } // websites;
-
-      packages.x86_64-linux = {
-        inherit (pkgs) mattermost hacc-scripts;
-      };
     };
 
 }

modules/buildinfo.nix

@@ -1,29 +0,0 @@
-{ config, lib, pkgs, sources, ... }:
-
-let
-  self = sources.self;
-
-  formatDate = date: with lib.strings;
-    let
-      year = substring 0 4 date;
-      month = substring 4 2 date;
-      day = substring 6 2 date;
-      hour = substring 8 2 date;
-      minute = substring 10 2 date;
-      second = substring 12 2 date;
-    in
-      "${year}-${month}-${day} ${hour}:${minute}:${second} UTC";
-in
-{
-  system.nixos.label = "${config.system.nixos.release}-haccfiles-${self.shortRev or self.dirtyShortRev}";
-  users.motd = ''
-    Welcome to ${config.networking.hostName}, running NixOS ${config.system.nixos.release}!
-    Built from haccfiles ${self.rev or self.dirtyRev}.
-    Last commit was at ${formatDate self.lastModifiedDate}.
-    ${if self ? dirtyRev then "\nPlease remember to commit your changes.\n" else ""}
-  '';
-
-  # used by monit
-  environment.etc."haccfiles-commit".text = self.rev or self.dirtyRev;
-  environment.etc."haccfiles-timestamp".text = builtins.toString self.lastModified;
-}

modules/container-profile.nix

@@ -14,5 +14,12 @@
     '';
   };
 
+  # I /suspect/ this is not actually needed.
+  # TODO: find spoons to deal with potential breakage, test removing this
+  networking.defaultGateway = {
+    address = "192.168.100.1";
+    interface = "eth0";
+  };
+
   system.stateVersion = lib.mkDefault "21.05";
 }

modules/containers.nix

@@ -1,95 +0,0 @@
-{ config, lib, pkgs, modules, profiles, sources, nixosSystem, ... }:
-
-let
-  mkIPv4 = index: local:
-    "192.168.${if local then "100" else "101"}.${toString index}";
-  mkIPv6 = index: local:
-    "fd00::${if local then "100" else "101"}:${toString index}";
-
-  evalConfig = nixosConfig: (nixosSystem {
-    inherit (config.nixpkgs) system;
-    modules = [
-      nixosConfig
-      modules.nopersist
-      profiles.container
-      { nixpkgs.pkgs = lib.mkForce pkgs; }
-    ];
-    specialArgs = {
-      inherit modules sources;
-    };
-  }).config.system.build.toplevel;
-
-in {
-  options.hacc.containers = with lib.options;
-    mkOption {
-      description = ''
-        hacc-specific containers. These are a thin wrapper around "normal" nixos containers:
-          - they automatically get an IPv4/IPv6 address assigned
-            (note that these are not guaranteed to be stable across config changes,
-            so please use {option}`containers.<name>.hostAddress` & friends to
-            reference them elsewhere)
-          - they set a couple default options (e.g. ephemeral, autoStart, privateNetwork)
-          - they are evaluated with our own version of {nix}`evalConfig`, which includes a
-            couple more modules by default, use our version of `nixpkgs`, and includes the
-            {nix}`profiles.containers` profile setting sane defaults for containers.
-      '';
-      default = { };
-      type = with lib.types;
-        types.attrsOf (types.submodule {
-          options = {
-            bindToPersist = mkOption {
-              default = true;
-              type = types.bool;
-              description =
-                "Wether to mount /persist/containers/<name> at /persist into this container.";
-            };
-
-            bindSecrets = mkOption {
-              default = false;
-              type = types.bool;
-              description =
-                "Whether to mount /run/secrets/<name> at /secrets into this container.";
-            };
-
-            config = mkOption {
-              type = types.unspecified;
-              description =
-                "The container's config, to be evaluated with our own {nix}`evalConfig`.";
-            };
-          };
-        });
-    };
-
-  # wrapped into imap1, which enumerates the containers; IP addresses are then
-  # simply assigned based on the order the containers are in the list.
-  config.containers = lib.mkMerge (lib.imap1
-    (index: { name, value }: let container = value; in {
-      ${name} = {
-        hostAddress = mkIPv4 index false;
-        localAddress = mkIPv4 index true;
-        hostAddress6 = mkIPv6 index false;
-        localAddress6 = mkIPv6 index true;
-
-        privateNetwork = true;
-        autoStart = true;
-        ephemeral = true;
-
-        bindMounts = lib.mkMerge [
-          (lib.mkIf container.bindToPersist {
-            "/persist" = {
-              hostPath = "/persist/containers/${name}";
-              isReadOnly = false;
-            };
-          })
-          (lib.mkIf container.bindSecrets {
-            "/secrets" = {
-              hostPath = "/run/secrets/${name}";
-              isReadOnly = true;
-            };
-          })
-        ];
-
-        path = evalConfig container.config;
-      };
-    }) (lib.attrsToList config.hacc.containers));
-}

parsons/configuration.nix

@@ -19,7 +19,6 @@
     ./tracktrain.nix
     ./uffd.nix
     ./lxc.nix
-    ./monit.nix
   ];
 
   hacc.bindToPersist = [ "/var/lib/acme" ];
@@ -51,6 +50,13 @@
     address = "fe80::1";
     interface = "enp35s0";
   };
+  boot = {
+    kernelModules = [ "nf_nat_ftp" ];
+    kernel.sysctl = {
+      "net.ipv4.conf.all.forwarding" = lib.mkOverride 90 true;
+      "net.ipv4.conf.default.forwarding" = lib.mkOverride 90 true;
+    };
+  };
 
   services.nginx = {
     enable = true;

parsons/forgejo.nix

@@ -1,8 +1,19 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 {
-  hacc.containers.forgejo = {
+  containers.forgejo = {
-    config = { lib, pkgs, ... }: {
+    privateNetwork = true;
+    hostAddress = "192.168.100.1";
+    localAddress = "192.168.100.10";
+    autoStart = true;
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/forgejo";
+        isReadOnly = false;
+      };
+    };
+    path = evalConfig ({ config, lib, pkgs, ... }: {
       system.stateVersion = "21.11";
 
       environment.systemPackages = [ pkgs.forgejo ];
@@ -67,12 +78,16 @@
       };
       services.openssh = {
         enable = true;
+        listenAddresses = [ {
+          addr = "192.168.100.10";
+          port = 22;
+        } ];
         settings = {
           PasswordAuthentication = false;
           AcceptEnv = "GIT_PROTOCOL";
         };
       };
-    };
+    });
   };
 
   services.nginx.virtualHosts."git.infra4future.de" = {

parsons/hedgedoc-hacc.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 {
 
@@ -6,11 +6,20 @@
     "hedgedoc-hacc/env" = {};
   };
 
-  containers.pad-hacc.bindMounts = {
+  containers.pad-hacc = {
-    "/secrets".hostPath = "/run/secrets/hedgedoc-hacc";
+    privateNetwork = true;
-  };
+    hostAddress = "192.168.100.1";
-  hacc.containers.pad-hacc = {
+    localAddress = "192.168.100.5";
-    config = { config, lib, ... }: {
+    autoStart = true;
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/pad-hacc";
+        isReadOnly = false;
+      };
+      "/secrets".hostPath = "/run/secrets/hedgedoc-hacc";
+    };
+    path = evalConfig ({ config, lib, ... }: {
       services.hedgedoc = {
         enable = true;
         settings = {
@@ -69,7 +78,7 @@
         location = "/persist/backups/postgres";
       };
       hacc.bindToPersist = [ "/var/lib/hedgedoc" ];
-    };
+    });
   };
   services.nginx.virtualHosts."pad.hacc.earth" = {
     enableACME = true;

parsons/hedgedoc-i4f.nix

@@ -1,8 +1,19 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 {
-  hacc.containers.pad-i4f = {
+  containers.pad-i4f = {
-    config = { config, lib, ... }: {
+    privateNetwork = true;
+    hostAddress = "192.168.100.1";
+    localAddress = "192.168.100.6";
+    autoStart = true;
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/pad-i4f";
+        isReadOnly = false;
+      };
+    };
+    path = evalConfig ({ config, lib, ... }: {
       services.hedgedoc = {
         enable = true;
         settings = {
@@ -46,7 +57,7 @@
         location = "/persist/backups/postgres";
       };
       hacc.bindToPersist = [ "/var/lib/hedgedoc" ];
-    };
+    });
   };
 
   services.nginx.virtualHosts."pad.infra4future.de" = {

parsons/lxc.nix

@@ -8,6 +8,7 @@
       prefixLength = 24;
     }
   ];
+  networking.nat.internalInterfaces = [ "lxcbr0" ];
 
   virtualisation.lxc.enable = true;
   virtualisation.lxc.systemConfig = ''

parsons/mail.nix

@@ -20,6 +20,13 @@
     monitoring = {
       enable = true;
       alertAddress = "admin@hacc.space";
+      config = (lib.replaceStrings ["port 22"] ["port ${toString (lib.head config.services.openssh.ports)}"] options.mailserver.monitoring.config.default) + ''
+        check host onlyoffice with address onlyoffice.infra4future.de
+              start program "/run/current-system/sw/bin/lxc-start onlyoffice"
+              stop program "/run/current-system/sw/bin/lxc-stop onlyoffice"
+              if failed port 443 protocol https status = 302
+              then restart
+      '';
     };
     domains = [
       "hacc.space"

parsons/mattermost.nix

@@ -1,16 +1,26 @@
-{ config, pkgs, lib, ...}:
+{ config, pkgs, lib, evalConfig, ...}:
 
 {
   sops.secrets = {
     "mattermost/env" = {};
   };
 
-  hacc.containers.mattermost = {
+  containers.mattermost = {
-    bindSecrets = true;
+    autoStart = true;
+    privateNetwork = true;
+    hostAddress = "192.168.100.1";
+    localAddress = "192.168.100.3";
+    ephemeral = true;
 
-    config = { config, lib, pkgs, ... }: {
+    bindMounts = {
-      environment.systemPackages = [ pkgs.morph pkgs.pgloader ];
+      "/persist" = {
+        hostPath = "/persist/containers/mattermost";
+        isReadOnly = false;
+      };
+      "/secrets".hostPath = "/run/secrets/mattermost";
+    };
 
+    path = evalConfig ({ config, lib, pkgs, ... }: {
       systemd.services.mattermost.serviceConfig.EnvironmentFile =
         lib.mkForce "/secrets/env";
 
@@ -62,6 +72,8 @@
           };
           LogSettings = {
             EnableConsole = true;
+            # note: for some reason this doesn't work (mattermost still sets it to DEBUG);
+            # it's also set in secrets.env, where for some reason it does
             ConsoleLevel = "ERROR";
             EnableDiagnostics = false;
             EnableWebhookDebugging = false;
@@ -144,12 +156,18 @@
             Enable = true;
             EnableUploads = true;
             Plugins = {
+              bigbluebutton = {
+                adminonly = false;
+                base_url = "https://bbb.infra4future.de/bigbluebutton/api";
+                salt = "zKCsNeaEniC115ynHOsZopgA4iTiJjzgeiPNoCEc";
+              };
               "com.github.matterpoll.matterpoll" = {
                 experimentalui = true;
                 trigger = "poll";
               };
             };
             PluginStates = {
+              bigbluebutton.Enable = true;
               "com.github.matterpoll.matterpoll".Enable = true;
             };
           };
@@ -158,8 +176,6 @@
           MetricsSettings.Enable = false;
           GuestAccountsSettings.Enable = false;
           FeatureFlags.CollapsedThreads = true;
-          SqlSettings.DriverName = "postgres";
-          SqlSettings.DataSource = "postgres:///mattermost?host=/run/postgresql";
         };
 
         # turn of the weirder parts of this module (which insist on passwords
@@ -170,6 +186,17 @@
         localDatabaseCreate = false;
       };
 
+      services.mysql = {
+        enable = true;
+        ensureDatabases = [ "mattermost" ];
+        ensureUsers = [ {
+          name = "mattermost";
+          ensurePermissions = { "mattermost.*" = "ALL PRIVILEGES"; };
+        } ];
+        package = pkgs.mysql80;
+        dataDir = "/persist/mysql";
+      };
+
       services.postgresql = {
         enable = lib.mkForce true; # mattermost sets this to false. wtf.
         package = pkgs.postgresql_15;
@@ -181,17 +208,17 @@
 
         authentication = lib.mkForce ''
           # Generated file; do not edit!
-          local all all trust
+          local all all              trust
+          host  mattermost mattermost ::1/128      trust
         '';
       };
-
       services.postgresqlBackup = {
         enable = true;
         databases = [ "mattermost" ];
         startAt = "*-*-* 23:45:00";
         location = "/persist/backups/postgres";
       };
-    };
+    });
   };
 
   services.nginx.virtualHosts."mattermost.infra4future.de" = {

parsons/monit.nix

@@ -1,64 +0,0 @@
-{ config, options, lib, pkgs, ... }:
-
-let
-  checkHash = pkgs.writeScriptBin "check-commit-hash" ''
-    #!${lib.getExe pkgs.fish}
-    set wanted (${lib.getExe pkgs.curl} -s https://git.infra4future.de/api/v1/repos/hacc/haccfiles/branches/main \
-                -H 'accept: application/json' | jq -r .commit.id)
-
-    if test $status != 0
-      echo "could not reach git.infra4future.de"
-      exit 2
-    end
-
-    set actual (cat /etc/haccfiles-commit)
-    if test $status != 0
-      echo "/etc/haccfiles-commit does not exist??"
-      exit 2
-    end
-
-    if test $actual != $wanted
-      echo "parsons was built on $actual, but commit on main is $wanted"
-      exit 1
-    end
-  '';
-
-  checkDeployAge = pkgs.writeScriptBin "check-deploy-age" ''
-    #!${lib.getExe pkgs.fish}
-
-    set date (date +%s)
-    # we do this indirection here so monit's config won't change on each deploy
-    set deploytimestamp (cat /etc/haccfiles-timestamp)
-    set age (expr $date - $deploytimestamp)
-
-    if test $age -ge (expr 3600 \* 24 \* 10)
-      echo "${config.networking.hostName} has not been deployed since 10 days, perhaps someone should do updates?"
-      exit 1
-    end
-  '';
-in
-{
-  mailserver.monitoring = {
-    enable = true;
-    alertAddress = "admin@hacc.space";
-    config = (lib.replaceStrings ["port 22"] ["port ${toString (lib.head config.services.openssh.ports)}"] options.mailserver.monitoring.config.default);
-  };
-
-  services.monit.config = ''
-      check host onlyoffice with address onlyoffice.infra4future.de
-            start program "/run/current-system/sw/bin/lxc-start -n onlyoffice -f /persist/lxc/onlyoffice/config"
-            stop program "/run/current-system/sw/bin/lxc-stop -n onlyoffice"
-            if failed port 443 protocol https status = 302
-            then restart
-
-      check program deployed-commit-on-main path ${lib.getExe checkHash}
-            if status == 1 for 64 cycles then alert
-            if status == 2 for 3 cycles then alert
-
-      check program is-system-running path ${pkgs.systemd}/bin/systemctl is-system-running
-            if status != 0 then alert
-
-      check program check-deploy-age path ${lib.getExe checkDeployAge}
-            if status == 1 then alert
-  '';
-}

parsons/nextcloud.nix

@@ -1,9 +1,19 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 {
-  containers.nextcloud.timeoutStartSec = "10 min";
+  containers.nextcloud = {
-  hacc.containers.nextcloud = {
+    autoStart = true;
-    config = { config, lib, pkgs, ... }: {
+    privateNetwork = true;
+    hostAddress = "192.168.100.1";
+    localAddress = "192.168.100.2";
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/nextcloud";
+        isReadOnly = false;
+      };
+    };
+    path = evalConfig ({ config, lib, pkgs, ... }: {
       environment.systemPackages = [ pkgs.htop ];
 
       services.nextcloud = {
@@ -11,7 +21,7 @@
 
         # must be set manually; may not be incremented by more than one at
         # a time, otherwise nextcloud WILL break
-        package = pkgs.nextcloud29;
+        package = pkgs.nextcloud27;
 
         home = "/persist/nextcloud";
         https = true;
@@ -39,7 +49,7 @@
           "pm.start_servers" = "2";
         };
 
-        settings = {
+        extraOptions = {
           instanceid = "ocxlphb7fbju";
           datadirectory = "/persist/nextcloud/data";
           loglevel = 0;
@@ -72,7 +82,7 @@
         requires = ["postgresql.service"];
         after = ["postgresql.service"];
       };
-    };
+    });
   };
 
   services.nginx.virtualHosts."cloud.infra4future.de" = {

parsons/nftables.nix

@@ -1,22 +1,85 @@
 { config, lib, pkgs, ... }:
 
+let
+  cfg = config.networking.firewall;
+  mkPorts = ports: ranges:
+    lib.strings.concatStringsSep ", "
+      (map ({from, to}: "${toString from}-${toString to}") ranges
+       ++
+       map toString ports);
+in
 {
-  networking.firewall.enable = true;
+  networking.firewall.enable = false;
-  networking.firewall.logRefusedConnections = false;
+  networking.nat.enable = false;
-  networking.nat.enable = true;
+  boot = {
+    kernelModules = [ "nf_nat_ftp" ];
+    kernel.sysctl = {
+      "net.ipv4.conf.all.forwarding" = true;
+      "net.ipv4.conf.default.forwarding" = true;
+    };
+  };
 
-  networking.nftables.enable = true;
+  networking.nftables = {
-  networking.nftables.tables.nat = {
+    enable = true;
-    family = "ip";
+
-    content = ''
+    ruleset = ''
-      chain prerouting {
+      table inet filter {
-        type nat hook prerouting priority -100
+        chain input {
-        iifname enp35s0 tcp dport { 22 } dnat ${config.containers.forgejo.localAddress}:22
+          type filter hook input priority filter
+          policy drop
+
+          icmpv6 type {
+            echo-request,
+            echo-reply,
+            mld-listener-query,
+            mld-listener-report,
+            mld-listener-done,
+            nd-router-advert,
+            nd-neighbor-solicit,
+            nd-neighbor-advert,
+            packet-too-big
+          } accept
+
+          icmp type echo-request accept
+
+          ct state invalid drop
+          ct state established,related accept
+
+          iifname { lo } accept
+
+          tcp dport { ${mkPorts cfg.allowedTCPPorts cfg.allowedTCPPortRanges} } accept
+
+          udp dport { ${mkPorts cfg.allowedUDPPorts cfg.allowedUDPPortRanges} } accept
+
+          # DHCPv6
+          ip6 daddr fe80::/64 udp dport 546 accept
+
+          counter
+        }
+        chain output {
+          type filter hook output priority filter
+          policy accept
+
+          counter
+        }
+        chain forward {
+          type filter hook forward priority filter
+          policy accept
+
+          counter
+        }
       }
-      chain postrouting {
+
-        type nat hook postrouting priority 100
+      table ip nat {
-        iifname lxcbr0 oifname enp35s0 masquerade
+        chain prerouting {
-        iifname ve-* oifname enp35s0 masquerade
+          type nat hook prerouting priority -100
+          iifname enp35s0 tcp dport { 22 } dnat ${config.containers.forgejo.localAddress}:22
+        }
+        chain postrouting {
+          type nat hook postrouting priority 100
+          iifname lxcbr0 oifname enp35s0 masquerade
+          iifname ve-* oifname enp35s0 masquerade
+        }
       }
     '';
   };

parsons/s4f-conference.nix

@@ -1,137 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-{
-  sops.secrets = {
-    "s4f-conference/env" = {};
-  };
-
-  hacc.containers.s4f-conference = {
-    bindSecrets = true;
-
-    config = { config, lib, pkgs, ... }: {
-      systemd.services.mattermost.serviceConfig.EnvironmentFile =
-        lib.mkForce "/secrets/env";
-
-      services.mattermost = {
-        enable = true;
-        siteUrl = "https://s4f-conference.infra4future.de";
-        siteName = "Scientists for Future Chat";
-        listenAddress = "0.0.0.0:3000";
-        mutableConfig = false;
-
-        statePath = "/persist/mattermost";
-
-        extraConfig = {
-          ServiceSettings = {
-            TrustedProxyIPHeader = [ "X-Forwarded-For" "X-Real-Ip" ];
-            EnableEmailInvitations = true;
-          };
-          TeamSettings = {
-            EnableUserCreation = true;
-            MaxUsersPerTeam = 2500;
-            EnableUserDeactivation = true;
-            EnableOpenServer = false;
-          };
-          PasswordSettings = {
-            MinimumLength = 10;
-          };
-          FileSettings = {
-            EnableFileAttachments = true;
-            MaxFileSize = 52428800;
-            DriverName = "local";
-            Directory = "/persist/upload-storage";
-            EnablePublicLink = true;
-            PublicLinkSalt = "3k7p3yxdhz6798b3b9openfr9rn3ymwu";
-          };
-          EmailSettings = {
-            EnableSignUpWithEmail = true;
-            EnableSignInWithEmail = true;
-            EnableSignInWithUsername = true;
-            SendEmailNotifications = true;
-            FeedbackName = "mattermost";
-            FeedbackEmail = "mattermost@infra4future.de";
-            ReplyToAddress = "mattermost@infra4future.de";
-            FeedbackOrganization = "∆infra4future.de";
-            EnableSMTPAuth = true;
-            SMTPUsername = "noreply@infra4future.de";
-            SMTPServer = "mail.hacc.space";
-            SMTPPort = "465";
-            SMTPServerTimeout = 10;
-            ConnectionSecurity = "TLS";
-          };
-          RateLimitSettings.Enable = false;
-          PrivacySettings = {
-            ShowEmailAddress = false;
-            ShowFullName = true;
-          };
-          # to disable the extra landing page advertising the app
-          NativeAppSettings = {
-            AppDownloadLink = "";
-            AndroidAppDownloadLink = "";
-            IosAppDownloadLink = "";
-          };
-          LogSettings = {
-            EnableConsole = true;
-            ConsoleLevel = "ERROR";
-            EnableDiagnostics = false;
-            EnableWebhookDebugging = false;
-          };
-          SupportSettings = {
-            TermsOfServiceLink = "https://infra4future.de/nutzungsbedingungen.html";
-            PrivacyPolicyLink = "https://infra4future.de/nutzungsbedingungen.html";
-            AboutLink = "https://infra4future.de";
-            SupportEmail = "info@infra4future.de";
-            CustomTermsOfServiceEnabled = false;
-            EnableAskCommunityLink = true;
-          };
-          AnnouncementSettings.EnableBanner = false;
-          ComplianceSettings.Enable = false;
-          ClusterSettings.Enable = false;
-          MetricsSettings.Enable = false;
-          GuestAccountsSettings.Enable = true;
-        };
-
-        localDatabaseCreate = false;
-      };
-
-      services.postgresql = {
-        enable = lib.mkForce true; # mattermost sets this to false. wtf.
-        package = pkgs.postgresql_15;
-        ensureDatabases = [ "mattermost" ];
-        ensureUsers = [ {
-          name = "mattermost";
-          ensureDBOwnership = true;
-        } ];
-
-        authentication = lib.mkForce ''
-          # Generated file; do not edit!
-          local all all              trust
-          host  mattermost mattermost ::1/128      trust
-        '';
-      };
-      services.postgresqlBackup = {
-        enable = true;
-        databases = [ "mattermost" ];
-        startAt = "*-*-* 23:45:00";
-        location = "/persist/backups/postgres";
-      };
-    };
-  };
-
-  services.nginx.virtualHosts."s4f-conference.infra4future.de" = {
-    locations."/" = {
-      proxyPass = "http://${config.containers.s4f-conference.localAddress}:3000";
-      proxyWebsockets = true;
-      extraConfig = ''
-        # Mattermost CSR Patch
-        proxy_hide_header Content-Security-Policy;
-        proxy_hide_header X-Frame-Options;
-        proxy_redirect off;
-
-        client_max_body_size 100M;
-      '';
-    };
-    forceSSL = true;
-    enableACME = true;
-  };
-}

parsons/tracktrain.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 let
   tracktrain-config = ''
@@ -12,12 +12,8 @@ let
     login:
       enable: true
       url: https://login.infra4future.de
-      clientName: tracktrain
+      clientname: tracktrain
-      # clientSecret defined in env file
+      # clientsecret defined in env file
-
-    logging:
-      ntfyTopic: ping.stuebinm.eu/monit
-      name: ilztalbahn
   '';
 in
 {
@@ -29,14 +25,14 @@ in
     enableACME = true;
     forceSSL = true;
     locations."/" = {
-      proxyPass = "http://${config.containers.tracktrain.localAddress}:4000";
+      proxyPass = "http://192.168.42.41:4000";
       proxyWebsockets = true;
     };
     # note: this shadows the /metrics endpoint of tracktrain
     # in case you remove this, please consider putting something
     # else here to keep it from being publicly scrapable
     locations."/metrics/" = {
-      proxyPass = "http://${config.containers.tracktrain.localAddress}:2342";
+      proxyPass = "http://192.168.42.41:2342";
       proxyWebsockets = true;
       extraConfig = ''
         rewrite  ^/metrics/(.*)  /$1 break;
@@ -44,10 +40,28 @@ in
     };
   };
 
-  hacc.containers.tracktrain = {
+  containers.tracktrain = {
-    bindSecrets = true;
+    privateNetwork = true;
+    hostAddress = "192.168.42.40";
+    localAddress = "192.168.42.41";
+    autoStart = true;
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/tracktrain";
+        isReadOnly = false;
+      };
+      "/secrets".hostPath = "/run/secrets/tracktrain";
+    };
 
-    config = { config, lib, pkgs, ... }: {
+    path = evalConfig ({ config, lib, pkgs, ... }: {
+      system.stateVersion = "21.11";
+
+      users.users.tracktrain = {
+        group = "tracktrain";
+        isSystemUser = true;
+      };
+      users.groups.tracktrain = {};
 
       systemd.services.tracktrain = {
         enable = true;
@@ -59,18 +73,22 @@ in
         serviceConfig = {
           Type = "simple";
           EnvironmentFile = "/secrets/env";
-          DynamicUser = true;
+          User = "tracktrain";
+          Group = "tracktrain";
         };
-        path = [ pkgs.wget pkgs.ntfy-sh ];
+        path = [ pkgs.wget ];
         script = ''
-          cd /tmp
+          mkdir -p /persist/tracktrain
+          cd /persist/tracktrain
           ln -sf ${pkgs.writeText "tracktrain-config.yaml" tracktrain-config} config.yaml
+          wget "https://ilztalbahn.eu/wp-content/uploads/2020/07/gtfs.zip" || sleep 4; wget "https://ilztalbahn.eu/wp-content/uploads/2020/07/gtfs.zip"
           ${pkgs.tracktrain}/bin/tracktrain +RTS -T
         '';
       };
 
       services.postgresql = {
         enable = true;
+
         package = pkgs.postgresql_15;
         ensureDatabases = [ "tracktrain" ];
         ensureUsers = [ {
@@ -78,7 +96,8 @@ in
           ensureDBOwnership = true;
         } ];
         authentication = ''
-          local all all trust
+          local   all   all                              trust
+          host    all   all        127.0.0.1/32          trust
         '';
       };
 
@@ -93,10 +112,46 @@ in
         } ];
       };
 
+      services.grafana = {
+        enable = true;
+        settings.server = {
+          serve_from_sub_path = true;
+          domain = "tracktrain.ilztalbahn.eu";
+          root_url = "https://%(domain)s/metrics/";
+          http_port = 2342;
+          http_addr = "0.0.0.0";
+        };
+
+        settings."auth.generic_oauth" = {
+          name = "uffd";
+          enabled = true;
+          allow_sign_up = true;
+          empty_scopes = true;
+          client_id = "ilztalbahn-grafana";
+          client_secret = "\${GRAFANA_CLIENT_SECRET}";
+          auth_url = "https://login.infra4future.de/oauth2/authorize";
+          token_url = "https://login.infra4future.de/oauth2/token";
+          api_url = "https://login.infra4future.de/oauth2/userinfo";
+        };
+        # disables the default login screen. comment out if for some
+        # reason you do need it
+        settings.auth.oauth_auto_login = true;
+        settings.users.auto_assign_org_role = "Admin";
+
+        provision = {
+          enable = true;
+          datasources.settings.datasources = [ {
+            url = "http://localhost:9001";
+            type = "prometheus";
+            name = "prometheus";
+          } ];
+        };
+      };
+
       systemd.services.grafana.serviceConfig.EnvironmentFile =
         "/secrets/env";
       hacc.bindToPersist = [ "/var/lib/grafana" ];
-    };
+    });
   };
 
 }

parsons/uffd.nix

@@ -1,8 +1,19 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, evalConfig, ... }:
 
 {
-  hacc.containers.uffd = {
+  containers.uffd = {
-    config = { config, lib, pkgs, ... }: {
+    privateNetwork = true;
+    hostAddress = "192.168.100.1";
+    localAddress = "192.168.100.9";
+    autoStart = true;
+    ephemeral = true;
+    bindMounts = {
+      "/persist" = {
+        hostPath = "/persist/containers/uffd";
+        isReadOnly = false;
+      };
+    };
+    path = evalConfig ({ config, lib, pkgs, ... }: {
       services.uwsgi = {
         enable = true;
         plugins = [ "python3" ];
@@ -18,7 +29,7 @@
           hook-pre-app = "exec:FLASK_APP=${pkgs.uffd}/lib/python3.10/site-packages/uffd flask db upgrade";
         };
       };
-    };
+    });
   };
   services.nginx.virtualHosts."login.infra4future.de" = {
     enableACME = true;
@@ -43,21 +54,62 @@
     after = [ "network.target" ];
     serviceConfig.Type = "simple";
     path = [ pkgs.fish pkgs.curl pkgs.jq ];
-    script = "${pkgs.hacc-scripts}/bin/uffd-sync-mattermost-groups.fish";
+    script = (pkgs.writeTextFile {
-    startAt = "*:0/15";
+      name = "auamost.fish";
-  };
+      executable = true;
+      checkPhase = ''
+        ${lib.getExe pkgs.fish} -n $target
+      '';
+      text = ''
+        #!${lib.getExe pkgs.fish}
+        source /run/secrets/auamost/secrets.fish
 
-  systemd.services.uffd-account-expiry-notification = {
+        for i in (seq 1 (count $groups))
-    enable = true;
+            set team $teams[$i]
-    wantedBy = [ "multi-user.target" ];
+            set group $groups[$i]
-    after = [ "network.target" ];
+            set users (curl -u $uffd_token --basic https://login.infra4future.de/api/v1/getusers -d group="$group")
-    serviceConfig.Type = "simple";
+            set usernames (echo "$users" | jq -c "[.[] | .loginname]")
-    path = [ pkgs.hacc-scripts pkgs.sqlite-interactive pkgs.postfix ];
+            for user in (echo "$users" | jq -c ".[]")
-    script = ''
+              set id (echo "$user" | jq .id)
-      uffd-unused-accounts-notification.scm -v admin
+              set username (echo "$user" | jq .loginname)
-    '';
+              set email (echo "$user" | jq .email)
-    startAt = "weekly";
+              curl -H $mattermost_token \
-    restartIfChanged = false;
+                   -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users \
+                   -d '{"email": '"$email"', "username": '"$username"', "auth_service": "gitlab", "auth_data": "'"$id"'"}'
+            end
+            set userids (curl -H $mattermost_token \
+                -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/usernames \
+                -d "$usernames" | jq '[.[] | {user_id: .id, team_id: "'$team'"} ]')
+            curl -H $mattermost_token \
+                -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/batch \
+                -d "$userids"
+
+            if test "$group" = "hacc"
+              continue
+            end
+
+            set current_members (curl -H $mattermost_token \
+                -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members | jq '[.[] | .user_id]')
+
+            # membership relations don't contain e.g. usernames, so fetch those, too
+            set current_users (curl -H $mattermost_token \
+                -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/ids \
+                -d "$current_members" | jq -c '.[]')
+
+            set userids (echo "$userids" | jq -c ".[].user_id")
+            for member in $current_users
+                set id (echo $member | jq .id)
+                if not contains -i $id $userids > /dev/null then
+                  set id_unquoted (echo $member | jq -r .id)
+                  echo removing $id_unquoted (echo $member | jq '.email') from $team \($group\)
+                  curl -X DELETE -H $mattermost_token \
+                    -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/"$id_unquoted"
+                end
+            end
+        end
+      '';
+    }).outPath;
+    startAt = "*:0/15";
   };
 
   sops.secrets."auamost/secrets.fish" = { };

pkgs/default.nix

@@ -13,25 +13,14 @@ let
       buildGoModule = unstable.buildGo122Module;
     };
 
-    morph = callPackage ./morph.nix {
-      buildGoModule = unstable.buildGo122Module;
-    };
-
-    forgejo = unstable.forgejo;
-
     tracktrain = import sources.tracktrain {
-      nixpkgs = unstable;
+      nixpkgs = pkgs;
       compiler = "default";
     };
 
     uffd = oldstable.callPackage ./uffd { };
 
-    hacc-scripts = callPackage ./scripts {};
-
     inherit (oldstable) uwsgi flask;
-
-    # TODO: once on nixos 24.05, remove this inherit
-    inherit (unstable) lix;
   };
 
 in pkgs.extend(_: _: newpkgs)

pkgs/mattermost.nix

@@ -12,13 +12,13 @@ buildGoModule rec {
   # See https://docs.mattermost.com/upgrade/extended-support-release.html
   # When a new ESR version is available (e.g. 8.1.x -> 9.5.x), update
   # the version regex in passthru.updateScript as well.
-  version = "9.11.4";
+  version = "9.5.3";
 
   src = fetchFromGitHub {
     owner = "mattermost";
     repo = "mattermost";
     rev = "v${version}";
-    hash = "sha256-7gsBp1a9Y93RPpd1TidWRtPRhJLihZ9cQbcAZ0qh3d8=";
+    hash = "sha256-kqwRwo7eL9xfOyP54oS800L6bisVwJf9FpgTnwfmjAo=";
   };
 
   # Needed because buildGoModule does not support go workspaces yet.
@@ -34,10 +34,10 @@ buildGoModule rec {
 
   webapp = fetchurl {
     url = "https://releases.mattermost.com/${version}/mattermost-${version}-linux-amd64.tar.gz";
-    hash = "sha256-k4itKyjin+IRKqlb4Zq76js79g23p7ytLc+ea5Q5cw4=";
+    hash = "sha256-f2Zap/15TOyzCP97BGGmXimwAa1mTP42w37RToNkAsQ=";
   };
 
-  vendorHash = "sha256-Gwv6clnq7ihoFC8ox8iEM5xp/us9jWUrcmqA9/XbxBE=";
+  vendorHash = "sha256-TJCtgNf56A1U0EbV5gXjTro+YudVBRWiSZoBC3nJxnE=";
 
   modRoot = "./server";
   preBuild = ''
@@ -45,7 +45,6 @@ buildGoModule rec {
   '';
 
   subPackages = [ "cmd/mattermost" ];
-  offlineCache = webapp;
 
   tags = [ "production" ];
 
@@ -70,7 +69,7 @@ buildGoModule rec {
 
   passthru = {
     updateScript = nix-update-script {
-      extraArgs = [ "--version-regex" "^v(9\.11\.([0-9.]+))" ];
+      extraArgs = [ "--version-regex" "^v(9\.5\.([0-9.]+))" ];
     };
     tests.mattermost = nixosTests.mattermost;
   };
@@ -78,7 +77,7 @@ buildGoModule rec {
   meta = with lib; {
     description = "Mattermost is an open source platform for secure collaboration across the entire software development lifecycle";
     homepage = "https://www.mattermost.org";
-    license = with licenses; [ agpl3Only asl20 ];
+    license = with licenses; [ agpl3 asl20 ];
     maintainers = with maintainers; [ ryantm numinit kranzes mgdelacroix ];
     mainProgram = "mattermost";
   };

pkgs/morph.nix

@@ -1,33 +0,0 @@
-{ buildGoModule
-, fetchFromGitHub
-}:
-
-buildGoModule rec {
-  pname = "mattermost-morph";
-  version = "1.1.0";
-
-  src = fetchFromGitHub {
-    owner = "mattermost";
-    repo = "morph";
-    rev = "v${version}";
-    hash = "sha256-Orh/a9OlUVIlDdLXRpDAnHUmWRiM1N2oO+dijbuJzx8=";
-  };
-
-  vendorHash = null;
-
-  subPackages = [ "cmd/morph" ];
-
-  tags = [ "production" ];
-
-  ldflags = [
-    "-s"
-    "-w"
-    "-X github.com/mattermost/mattermost/server/public/model.Version=${version}"
-    "-X github.com/mattermost/mattermost/server/public/model.BuildNumber=${version}-nixpkgs"
-    "-X github.com/mattermost/mattermost/server/public/model.BuildDate=1970-01-01"
-    "-X github.com/mattermost/mattermost/server/public/model.BuildHash=v${version}"
-    "-X github.com/mattermost/mattermost/server/public/model.BuildHashEnterprise=none"
-    "-X github.com/mattermost/mattermost/server/public/model.BuildEnterpriseReady=false"
-  ];
-
-}

pkgs/scripts/default.nix

@@ -1,16 +0,0 @@
-{ stdenvNoCC, gauche, fish }:
-
-stdenvNoCC.mkDerivation {
-  name = "hacc-utility-scripts";
-
-  src = ./.;
-
-  buildInputs = [ gauche fish ];
-
-  installPhase = ''
-    mkdir -p $out/bin
-    fish -n $out/bin/*.fish
-    cp *.{scm,fish} $out/bin
-    chmod +x $out/bin/*
-  '';
-}

pkgs/scripts/uffd-sync-mattermost-groups.fish

@@ -1,47 +0,0 @@
-#!/usr/bin/env fish
-
-source /run/secrets/auamost/secrets.fish
-
-for i in (seq 1 (count $groups))
-    set team $teams[$i]
-    set group $groups[$i]
-    set users (curl -u $uffd_token --basic https://login.infra4future.de/api/v1/getusers -d group="$group")
-    set usernames (echo "$users" | jq -c "[.[] | .loginname]")
-    for user in (echo "$users" | jq -c ".[]")
-      set id (echo "$user" | jq .id)
-      set username (echo "$user" | jq .loginname)
-      set email (echo "$user" | jq .email)
-      curl -H $mattermost_token \
-           -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users \
-           -d '{"email": '"$email"', "username": '"$username"', "auth_service": "gitlab", "auth_data": "'"$id"'"}'
-    end
-    set userids (curl -H $mattermost_token \
-        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/usernames \
-        -d "$usernames" | jq '[.[] | {user_id: .id, team_id: "'$team'"} ]')
-    curl -H $mattermost_token \
-        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/batch \
-        -d "$userids"
-
-    if test "$group" = "hacc"
-      continue
-    end
-
-    set current_members (curl -H $mattermost_token \
-        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members | jq '[.[] | .user_id]')
-
-    # membership relations don't contain e.g. usernames, so fetch those, too
-    set current_users (curl -H $mattermost_token \
-        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/ids \
-        -d "$current_members" | jq -c '.[]')
-
-    set userids (echo "$userids" | jq -c ".[].user_id")
-    for member in $current_users
-        set id (echo $member | jq .id)
-        if not contains -i $id $userids > /dev/null then
-          set id_unquoted (echo $member | jq -r .id)
-          echo removing $id_unquoted (echo $member | jq '.email') from $team \($group\)
-          curl -X DELETE -H $mattermost_token \
-            -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/"$id_unquoted"
-        end
-    end
-end

pkgs/scripts/uffd-unused-accounts-notification.scm

@@ -1,121 +0,0 @@
-#!/usr/bin/env gosh
-
-(use gauche.process)
-(use text.csv)
-(use scheme.list)
-(use gauche.parseopt)
-(use util.match)
-
-(define cutoff-date "2023-01-01")
-
-(define sqlite-path "/persist/containers/uffd/uffd/db.sqlite")
-(define sqlite-query
-  "select displayname, mail, max(expires) as last_login from oauth2token join user on user_id=user.id group by user_id having last_login < '2023-01-01'
-union all select displayname, mail, '2022' from user where not exists (select * from oauth2token where user_id = user.id);")
-
-(define dry #f)
-(define verbose #f)
-(define very-verbose #f)
-
-(define (main args)
-  (let-args (cdr args)
-      ((averbose     "v|verbose")
-       (averyverbose "very-verbose")
-       (adry         "n|dry-run")
-       (help        "h|help" => (cut show-help (car args)))
-       . restargs
-      )
-      (set! dry adry)
-      (set! verbose averbose)
-      (when averyverbose
-        (set! verbose #t)
-        (set! very-verbose #t))
-      (match restargs
-        [("admin") (do-admin-mail)]
-        [("send-reminder") (send-reminder-mails)]
-        [("list-accounts") (do-list-accounts)]
-        [_ (display "unknown command") (exit 1)]))
-  0)
-
-(define (do-admin-mail)
-  (send-email "admin@hacc.space" "unused accounts list" (mk-admin-mail unused-accounts))
-  (when verbose
-    (display "done")))
-
-(define (do-list-accounts)
-  (display (string-join
-            (map
-             (lambda (row) (format "~a (~a)" (list-ref row 0) (list-ref row 1)))
-             unused-accounts)
-            "\n")))
-
-(define (send-reminder-mails)
-  (map (lambda (row)
-         (send-email (list-ref row 1) "Unbenutzter infra4future.de Account" (mk-email (list-ref row 0) (list-ref row 2))))
-       unused-accounts)
-  (when verbose
-    (display "done")))
-
-
-(define csv-reader
-  (make-csv-reader #\,))
-
-(define unused-accounts
-  (map (lambda (str) (with-input-from-string str csv-reader))
-       ;; (process-output->string-list `(cat example.csv))))
-       (process-output->string-list `(sqlite3 -csv ,sqlite-path ,sqlite-query))))
-
-(define (mk-email displayname last-login)
-  #"
-Hallo ~|displayname|!
-
-Wir haben schon lange (seit über einem Jahr; dein letzter Login war um ~|last-login|)
-nichts mehr von dir gehört und würden demnächst deinen Account löschen wollen.
-Solltest du ihn noch benötigen logge dich bitte einfach auf https://login.infra4future.de ein.
-Falls nicht, musst du weiter nichts tun und wir werden deine Account in ca. 3 Monaten löschen.
-
-Viele Grüße,
-das Infra4Future Team
-")
-
-(define (mk-admin-mail rows)
-  (format #"
-Meow!
-
-this is the uffd-unused-accounts-notification.scm script. There are currently
-~~s accounts which have not logged in since ~|cutoff-date|. To mass-send account
-expiry reminders, invoke this script with the \"send-reminder\" option. To see a
-list of these accounts, invoke it with the \"list-accounts\" option.
-
-(invoke me,, 🥺)
-" (length unused-accounts)))
-
-; utility definitions
-
-(define (send-email address subject text)
-  (when verbose
-    (display (format "sending email to ~a\n" address)))
-  (let ([text (string-append "from: admin@hacc.space\n" "subject: " subject "\n" text "\n")])
-    (when very-verbose
-      (display text))
-    (call-with-output-process
-     (if dry '(cat) `(sendmail ,address))
-     (lambda (port) (display text port))
-     :on-abnormal-exit :ignore)))
-
-(define (show-help progname)
-  (display #"
-~|progname|: unused account expiry helper script.
-
-Invoke as `~|progname| [options] admin' to send a list of unused accounts to administrators.
-
-Invoke as `~|progname| [options] send-reminder' to send a reminder email to all
-currently unused accounts.
-
-Options:
- -v --verbose      show which emails are being sent
-    --very-verbose also print emails to stdout
- -n --dry-run      print emails to stdout instead
- -h --help         show this help
-"))
-

secrets.yaml

@@ -1,13 +1,13 @@
 hedgedoc-hacc:
     env: ENC[AES256_GCM,data:e2vSolxJNucya9QNs28gAVDBJQq5AJh7jS1nBh0UTkDnhNL8NPW1KTxcun4rM99EhiNZsz6Z9qHRMejmP4frQw==,iv:DqAGhGWYf/EpGnI79MxKmBlHMhK26zx50vXb1TbvESw=,tag:Xix499XAcAmxhNuGr2ApcA==,type:str]
 mattermost:
-    env: ENC[AES256_GCM,data:ftWpGl6+sUMzJJKgfcPLvbFGGn16AKUPzPn8X6DNVMLrxZIkQ23Tk3ekKLKFpQEUtQfFjVlrTfFZezWKs4nVNLg2LmQqJNGMCCax5PRwAgoAsJ7pa9ewNmHT+EIXtZEjQgVfN5786Yno5n/6JJ1lz6EiGmdn7/0rF5TLGjzig17azazS1+lkIYY=,iv:SZvGGKpVRI/odHbmgY8M6t6zCk8RgM+7EQEgRiizglA=,tag:cInsVo/QD85m+LxldyRlnA==,type:str]
+    env: ENC[AES256_GCM,data:4GcV8UOYmVUjZoYc0Nq/vEWtxtYNV81zVTEyFnZIfY1k/Ar1MU+fn5A99JLIMc8U84/QupDU7TcneiN/wqPv2jYqGS7ixSNTk+x5uUPMarzKZ04ynav6FCWEvlSF0Sz4/5s/Pvp1Qi3zdv16ZVGUHbM8/wCcaZBkSS0ofwBTIXVsVYSRPFxLehtBgwjAnD46qS+YJmszmd7V5N/adWWF34vAdfLiO6Y7KDB3jnMLOPU6Drtw9L83AW6NuOtk8crZrI1dkTD/xUC07IvMhZpZVc9ktQJqIvlk/ADs5aIp/QYrjICdYvb8xC16oV7jC/7yzXzC/UuYbCvS5gnHGMK/CsBkmM9HXmQ6mWjrfuOJEkMHSefS7O8HyrNoNDSXq0ivCr6KJmwrz7NXNAE6a6xx9LMjs5DJ8H5fda1l5TGVAdA2tg==,iv:dG4cnEtUgUxw7zS2k15p+6//Bl19WquTfFIiz5Vi/0M=,tag:cMBU8CtFBBjfcfpO709Kpg==,type:str]
 tracktrain:
-    env: ENC[AES256_GCM,data:W3+8qWomPgGJt5u50aAm9x/dilMpqKY11I2AdaIBTz5posc25ts0LB5S/Sxe1ROz4itpDK3QvjoFUTRhS39k4dwMr5lqXV8Ln4B+sPpvh7oBM8A5zydP8Jj1J1YqRt8++RTUmb4z41DIwb/yaZKMu6z0guXIu1yuYzcbCuk0xe/iOp6UUpfjOzzWTvxY54zY6kWcjHLiCSwD31Cd+MxMPfbUEkHt+0W+sBmYXGeEFI/6ULSB6FnGjNW6F9g=,iv:3ymah8HG+Yg6VYZZA/MRRjHDYvYJz01ezvhfQiftegg=,tag:trht+PRYfKgWJkg2wRwISQ==,type:str]
+    env: ENC[AES256_GCM,data:jaq039FNxBrsPfG/q+InYpiyl1LBdY++DlLM6UpSAwKlINucooTrHz51QrdRWhAZDqXhVTHM55Q/Zm4wazweCABiNjkXDFoZgxc5YJX+pvBct6M533xl109yD6KiYOXDqPY03u71aop8OmOAnKDp1JlzPS1otdlaN8Vd56G+,iv:nYU2rgMMG4QcJo5DnZpYZm1zr82idd7r1uTsqNiXLdA=,tag:9rdxAneYUREacXNunpTuHw==,type:str]
 vaultwarden:
     env: ENC[AES256_GCM,data:hdm91tI8WBd3es+IUbdBO69kh1pNZTNvZNFIdSZO8lm4yYMPE+Jm7EzVqwOaZRbpQaVDBg7uh5P4ODc=,iv:no7U0wQCwZOeL2pwXf2pUIgrEsEOYwqOT04LvpCl614=,tag:AGSu5M7H69x6pDM062bC6g==,type:str]
 auamost:
-    secrets.fish: ENC[AES256_GCM,data:QBteJdVPSWa4cmu1BVWJ3AMWWH4zIv2+G83fK0QsbA/fYoIU5jobCT3USyujNz+jQaAAxA45jmQbCWNAFLl1q8hP4i9EIikVECx0VKVXPXILBND+w7zPSLldAbOugRYt2iAt1dDADZPtulKlkz7usdafbB+2igLXdyFRLfIxDTOrBuqQ+5yeofQe5k0XWRcmQQ/1AV0JrRrmLmr69VKsR932JWD8XxmI/HFyZPzWdExBSOmvnj+m4K+DV4cVmN4t6XOY0dM3gRQ95DglEuGlp/V2o3GqwY0mXCvhM1eh81u8mPALKp6Pv2i2yU35F01Puf5t1FHGDfzp0bW0xuKEywfGjAOifFkSE/3JFir434B6G0DiJNpOIl6QJ6DA8rSKfuPdccm6Or0zX8iJGRHDJmREQ05V9l0jHAAxLNuNdbsxg+8kCWVVnW+d1YDn9KW7LbFlP+sx4Ef5leUYft/lYhF4Z5Xp3arqVrlebWjWIBEuZeJTnkE3y+TdUUCs360zzWHqsipGmo1+/88CEqL52FfUOlJ4VCR45/7nYZ3RaRBWDGFW8RvwmWSFSstEcEXQ01U8lCwyn40+blfltme3KJ1f+pWMrZAKhPlOlMHCYfjd7esWI2sYcQbTZqxH49GnW6dsW/W+eiLs3zlD/Deb2CugHe63zRdlivmVPOz4zD1PXcCVpEZHoTTiJl7Om9K2mPYq9wQN41wsDUrNL9p8m9UlhWKbjBh5UU7p6F6OhF5rKH/Fs8fIaPi6B8uamTvEmiOGTUWl3vmQjBvhM8fJWoIkRB8hgCisr9OZ,iv:8jVAImjeXbXfiLKg9G0PyLMTV8cAyDmukeittqjKFpQ=,tag:fLIcsWKbdFQ/vPCgi/W3Zw==,type:str]
+    secrets.fish: ENC[AES256_GCM,data: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,iv:MpaFGYbcTXdFabV+vlGyGxexpfP7LUpYYBjF6GVEN7c=,tag:n8qTOhnbBT7Xxz21bU0bYQ==,type:str]
 restic:
     s3creds.env: ENC[AES256_GCM,data:9WNu5S4KmdMXdshSpawEjIexAKH6vZCPwb9xyq6xmerly1lxSfFZzgg60M0L3L+I4joLTVi23YBB8Eh6Xfx9GgxNww7w7BjMCQs/X16ecDWlb346TKf+,iv:Gu4CbXXJAlQYXRqOjIAUYmn8EU4mrvcOVc2eCh1Ikzs=,tag:1xpVIonHiAGHsXTY9liPQQ==,type:str]
     system: ENC[AES256_GCM,data:RIgO0QHVjwp2D3LoU62vLzepASdsXxu0DqUTA6Voa3K1d4xFHX2u+UR8AcqR,iv:O0K8i5ivne7WU+ygDEUcrvKW6DIfXjVPY63gpfsxEFE=,tag:n/1atQ5qlyB0SMHrYiTCrA==,type:str]
@@ -98,8 +98,8 @@ sops:
             bndBTXJhQVE2OVlKeGNTbzJlL0duUzAKIWdesesYvBIN/m36fhzxq30+IT8qp/pF
             S6i7QqZF75y2BpEoupRCqNIAsHrouUE+U9ZQJZO8m9J591mWvbVJIw==
             -----END AGE ENCRYPTED FILE-----
-    lastmodified: "2024-07-26T13:05:44Z"
+    lastmodified: "2024-01-28T14:09:53Z"
-    mac: ENC[AES256_GCM,data:9A8nX155dpCC1cvdH1hgeNKh0tt5FMaOKU7vZQ33jfWbiXOsJbp5iHKXxWOexFc70acyhdweoHwq61oJm2mzVufJIPA55ZAUItQcDXJCCeu6KswHug0tQtKHoCRSwdTdMTRNom4XjrpA/j4WWpuhoilyknycXqTpGHHVSdL2lYg=,iv:N0zwzGtGzAxhbmLzslbkXSr/iKmq5FeyT/iWeE4x2hQ=,tag:yIoLXpqlU2SlVRK5+S/qaw==,type:str]
+    mac: ENC[AES256_GCM,data:d0DlofJdafS2t0FLd+3wb8XC6GIhGqHjT0kc6th2axirYCiFX22okD0MCWhDT2+T8NRe0c4wLOKuS1EOgmjZYjGIVZ2Hhf/at00VMkPM2koemCpR0zLSfrBGrcY8VkBQ2s5UgU2L9O7nD0KBdPoruRo0MRbcwrCzOX+sBk24yaQ=,iv:V5C1wK9zeMcT6E9sZSUtofNpToKi5xkiG/HesozOE5c=,tag:XihqjZnOB7G3gi2FpJHpJg==,type:str]
     pgp: []
     unencrypted_suffix: _unencrypted
     version: 3.8.1

websites/docs.hacc.space/default.nix

@@ -1,21 +1,27 @@
-{ copyPathToStore, stdenvNoCC, zola, writeShellScriptBin }:
+{ stdenvNoCC, zola, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "docs.hacc.space-static";
 
-  src = ./.;
+  # HINT: this is cursed. Nix flakes have no optimisation to deal with ${./.},
-  content = copyPathToStore ../../docs;
+  # so we wind up having to do this to make the symlink to content/ work.
+  # (we still need to manually adjust it — but at least this way we can find
+  # its target without further hoops)
+  #
+  # This does also mean we now copy the entire flake into the Nix store twice.
+  # Yay for flakes!
+  src = "${../../.}/websites/docs.hacc.space";
 
   phases = [ "buildPhase" ];
   buildInputs = [ zola ];
   buildPhase = ''
     cp -r $src/* .
     rm content
-    ln -s $content content
+    ln -s $src/../../docs content
     zola build --output-dir $out
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/docs.hacc.space
     ${zola}/bin/zola serve --output-dir /tmp/hacc-docs "$@"
   '';

websites/hacc.earth/default.nix

@@ -1,4 +1,4 @@
-{ stdenvNoCC, sfz, writeShellScriptBin }:
+{ stdenvNoCC, sfz, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "hacc.earth-static";
@@ -13,7 +13,7 @@ stdenvNoCC.mkDerivation rec {
     rm $out/default.nix
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/hacc.earth
     ${sfz}/bin/sfz "$@"
   '';

websites/help.studentsforfuture.info/default.nix

@@ -1,4 +1,4 @@
-{ stdenvNoCC, sfz, writeShellScriptBin }:
+{ stdenvNoCC, sfz, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "muc.hacc.earth-static";
@@ -13,7 +13,7 @@ stdenvNoCC.mkDerivation rec {
     rm $out/default.nix
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/help.studentsforfuture.info
     ${sfz}/bin/sfz "$@"
   '';

websites/infra4future.de/default.nix

@@ -1,4 +1,4 @@
-{ jekyll, stdenvNoCC, writeShellScriptBin }:
+{ jekyll, stdenvNoCC, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "infra4future.de-static";
@@ -11,7 +11,7 @@ stdenvNoCC.mkDerivation rec {
     ${jekyll}/bin/jekyll build -d $out --disable-disk-cache
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/infra4future.de
     rm -rf /tmp/hacc-website
     ${jekyll}/bin/jekyll serve --disable-disk-cache -d /tmp/hacc-website "$@"

websites/muc.hacc.earth/default.nix

@@ -1,4 +1,4 @@
-{ stdenvNoCC, sfz, writeShellScriptBin }:
+{ stdenvNoCC, sfz, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "muc.hacc.earth-static";
@@ -13,7 +13,7 @@ stdenvNoCC.mkDerivation rec {
     rm $out/default.nix
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/muc.hacc.earth
     ${sfz}/bin/sfz "$@"
   '';

websites/mumble.infra4future.de/default.nix

@@ -1,4 +1,4 @@
-{ jekyll, stdenvNoCC, writeShellScriptBin }:
+{ jekyll, stdenvNoCC, writeScriptBin }:
 
 stdenvNoCC.mkDerivation rec {
   name = "mumble.infra4future.de-static";
@@ -11,7 +11,7 @@ stdenvNoCC.mkDerivation rec {
     ${jekyll}/bin/jekyll build -d $out --disable-disk-cache
   '';
 
-  watch = writeShellScriptBin "watch" ''
+  watch = writeScriptBin "watch" ''
     cd $(git rev-parse --show-toplevel)/websites/mumble.infra4future.de
     rm -rf /tmp/hacc-website
     ${jekyll}/bin/jekyll serve --disable-disk-cache -d /tmp/hacc-website "$@"