test: add initial e2e test for nachtigall

flake.nix

@@ -49,7 +49,7 @@
         ./hosts
       ];
 
-      perSystem = { system, pkgs, config, ... }: {
+      perSystem = args@{ system, pkgs, config, lib, ... }: {
         _module.args = {
           inherit inputs;
           pkgs = import inputs.nixpkgs {
@@ -61,6 +61,9 @@
           unstable = import inputs.unstable { inherit system; };
           master = import inputs.master { inherit system; };
         };
+
+				packages = import ./tests ({ inherit inputs self; } // args);
+
         devShells.default = pkgs.mkShell {
           buildInputs = with pkgs; [
             deploy-rs
@@ -81,8 +84,7 @@
         };
       };
 
-      flake =
-        let
+      flake = let
           username = "barkeeper";
         in
         {

hosts/default.nix

@@ -14,6 +14,17 @@
         ];
       };
 
+      nachtigall-test = {
+				imports = [
+					self.inputs.agenix.nixosModules.default
+					self.nixosModules.home-manager
+					./nachtigall/test-vm.nix
+					self.nixosModules.overlays
+					self.nixosModules.core
+					self.nixosModules.docker
+				];
+			};
+
       flora-6 = self.nixos-flake.lib.mkLinuxSystem {
         imports = [
           self.inputs.agenix.nixosModules.default

hosts/nachtigall/apps/keycloak.nix

@@ -30,7 +30,6 @@
     };
   };
 
-  # keycloak
   services.keycloak = {
     enable = true;
     database.passwordFile = config.age.secrets.keycloak-database-password.path;

hosts/nachtigall/test-vm.nix

@@ -0,0 +1,54 @@
+{ flake, lib, ... }:
+
+{
+  imports =
+    [
+      ./backups.nix
+      ./apps/nginx.nix
+
+      ./apps/collabora.nix
+      ./apps/coturn.nix
+      ./apps/forgejo.nix
+      ./apps/keycloak.nix
+      ./apps/mailman.nix
+      ./apps/mastodon.nix
+      ./apps/mediawiki.nix
+      ./apps/nextcloud.nix
+      ./apps/nginx-mastodon.nix
+      ./apps/nginx-mastodon-files.nix
+      ./apps/nginx-prometheus-exporters.nix
+      ./apps/nginx-website.nix
+      ./apps/nginx-website-miom.nix
+      ./apps/opensearch.nix
+      ./apps/owncast.nix
+      ./apps/postgresql.nix
+      ./apps/prometheus-exporters.nix
+      ./apps/promtail.nix
+      ./apps/searx.nix
+      ./apps/tmate.nix
+
+      ./apps/matrix/irc.nix
+      ./apps/matrix/mautrix-telegram.nix
+      ./apps/matrix/synapse.nix
+      ./apps/nginx-matrix.nix
+    ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  
+  security.acme.defaults.server = "https://acme-staging-v02.api.letsencrypt.org/directory";
+  security.acme.preliminarySelfsigned = true;
+
+  networking.useDHCP = true;
+  networking.interfaces."enp35s0".ipv4.addresses = [
+    {
+      address = "10.0.0.1";
+      prefixLength = 26;
+    }
+  ];
+  networking.interfaces."enp35s0".ipv6.addresses = [
+    {
+      address = "2a01:4f8:172:1c25::1";
+      prefixLength = 64;
+    }
+  ];
+}

lib/default.nix

@@ -1,8 +1,7 @@
 { self, lib, inputs, ... }: {
   # Configuration common to all Linux systems
   flake = {
-    lib =
-      let
+    lib = let
         callLibs = file: import file { inherit lib; };
       in
       rec {

modules/test-vm.nix

@@ -0,0 +1,5 @@
+{ ... }:
+{
+  security.acme.defaults.server = "https://acme-staging-v02.api.letsencrypt.org/directory";
+  security.acme.preliminarySelfsigned = true;
+}

tests/default.nix

@@ -0,0 +1,19 @@
+args@{
+	self,
+	lib,
+	system,
+	pkgs,
+	inputs,
+	...
+}: let
+	nixos-lib = import (inputs.nixpkgs + "/nixos/lib") { };
+
+	loadTestFiles = with lib; dir: mapAttrs' (name: _: let
+			test = ((import (dir + "/${name}")) args);
+		in {
+			name = "test-" + (lib.strings.removeSuffix ".nix" name);
+			value = nixos-lib.runTest test;
+		})
+			(filterAttrs (name: _: (hasSuffix ".nix" name) && name != "default.nix")
+				 (builtins.readDir dir));
+in loadTestFiles ./.

tests/website.nix

@@ -0,0 +1,22 @@
+{
+	self,
+  pkgs,
+  lib,
+	config,
+  ...
+}: {
+  name = "website";
+
+  nodes.nachtigall-test = self.nixosConfigurations.nachtigall-test;
+
+	node.specialArgs = self.outputs.nixosConfigurations.nachtigall._module.specialArgs;
+	hostPkgs = pkgs;
+
+  enableOCR = true;
+
+  testScript = ''
+    machine.wait_for_unit("system.slice")
+    machine.succeed("ping 127.0.0.1 -c 2")
+    machine.succeed("ping iregendeinscheiss.de -c 2")
+  '';
+}