nixos/tests: Add a basic test for ACME

The test here is pretty basic and only tests nginx, but it should get us
started to write tests for different webservers and different ACME
implementations.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>

1 files changed, 62 insertions, 0 deletions

diff --git a/nixos/tests/acme.nix b/nixos/tests/acme.nix
new file mode 100644
index 00000000000..a48f4d75ae3
--- /dev/null
+++ b/nixos/tests/acme.nix
@@ -0,0 +1,62 @@
+let
+  commonConfig = { config, lib, pkgs, nodes, ... }: {
+    networking.nameservers = [
+      nodes.letsencrypt.config.networking.primaryIPAddress
+    ];
+
+    nixpkgs.overlays = lib.singleton (self: super: {
+      cacert = super.cacert.overrideDerivation (drv: {
+        installPhase = (drv.installPhase or "") + ''
+          cat "${nodes.letsencrypt.config.test-support.letsencrypt.caCert}" \
+            >> "$out/etc/ssl/certs/ca-bundle.crt"
+        '';
+      });
+
+      pythonPackages = (super.python.override {
+        packageOverrides = lib.const (pysuper: {
+          requests = pysuper.requests.overrideDerivation (drv: {
+            postPatch = (drv.postPatch or "") + ''
+              cat "${self.cacert}/etc/ssl/certs/ca-bundle.crt" \
+                > requests/cacert.pem
+            '';
+          });
+        });
+      }).pkgs;
+    });
+  };
+
+in import ./make-test.nix {
+  name = "acme";
+
+  nodes = {
+    letsencrypt = ./common/letsencrypt.nix;
+
+    webserver = { config, pkgs, ... }: {
+      imports = [ commonConfig ];
+      networking.firewall.allowedTCPPorts = [ 80 443 ];
+
+      networking.extraHosts = ''
+        ${config.networking.primaryIPAddress} example.com
+      '';
+
+      services.nginx.enable = true;
+      services.nginx.virtualHosts."example.com" = {
+        enableACME = true;
+        forceSSL = true;
+        locations."/".root = pkgs.runCommand "docroot" {} ''
+          mkdir -p "$out"
+          echo hello world > "$out/index.html"
+        '';
+      };
+    };
+
+    client = commonConfig;
+  };
+
+  testScript = ''
+    $letsencrypt->waitForUnit("boulder.service");
+    startAll;
+    $webserver->waitForUnit("acme-certificates.target");
+    $client->succeed('curl https://example.com/ | grep -qF "hello world"');
+  '';
+}