1 files changed, 52 insertions, 0 deletions
diff --git a/modules/nixos/mixins/acme.nix b/modules/nixos/mixins/acme.nix
new file mode 100644
index 0000000..3b49caf
--- /dev/null
+++ b/modules/nixos/mixins/acme.nix
@@ -0,0 +1,52 @@
+{
+  config,
+  lib,
+  secretsDir,
+  ...
+}:
+let
+  cfg = config.mixins.acme;
+in
+{
+  options.mixins.acme = {
+    enable = lib.mkEnableOption "ACME mixin";
+
+    manageSecrets = lib.mkEnableOption "automatic management of secrets" // {
+      default = config.traits.secrets.enable;
+      defaultText = lib.literalExpression "config.traits.secrets.enable";
+    };
+
+    useDns = lib.mkEnableOption "the use of Cloudflare to obtain certs" // {
+      default = true;
+    };
+  };
+
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      {
+        security.acme = {
+          acceptTerms = true;
+          defaults = {
+            email = "[email protected]";
+          };
+        };
+      }
+
+      (lib.mkIf cfg.useDns {
+        security.acme.defaults = {
+          dnsProvider = "cloudflare";
+        };
+      })
+
+      (lib.mkIf cfg.manageSecrets {
+        age.secrets = {
+          cloudflareApiKey.file = secretsDir + "/cloudflareApiKey.age";
+        };
+
+        security.acme.defaults = {
+          credentialsFile = config.age.secrets.cloudflareApiKey.path;
+        };
+      })
+    ]
+  );
+}