feat(infra): showcase the declarative bucket feature

Signed-off-by: Ryan Lahfa <ryan@dgnum.eu>

terranix/default.nix

@@ -2,5 +2,6 @@
   imports = [
     ./common.nix
     ./state.nix
+    ./s3.nix
   ];
 }

terranix/s3.nix

@@ -0,0 +1,54 @@
+{ lib, ... }:
+let
+  inherit (lib) tf;
+in
+{
+  # FIXME: add a NixOS module to abstract bucket creation, etc.
+  config = {
+    terraform.required_providers.garage = {
+      version = "~> 1.0.3";
+      source = "registry.opentofu.org/RaitoBezarius/garage";
+    };
+
+    resource = {
+      secret_resource.admin-s3-token.lifecycle.prevent_destroy = true;
+      garage_bucket = {
+        monorepo-terraform-state = { };
+        impress-raito-demo = { };
+      };
+
+      garage_bucket_global_alias = {
+        monorepo-terraform-state = {
+          bucket_id = tf.ref "resource.garage_bucket.monorepo-terraform-state.id";
+          alias = "monorepo-terraform-state";
+        };
+        impress-raito-demo = {
+          bucket_id = tf.ref "resource.garage_bucket.impress-raito-demo.id";
+          alias = "impress-raito-demo";
+        };
+      };
+
+      garage_key = {
+        raito-dinum-test = {
+          name = "raito-dinum-test";
+          permissions.create_bucket = false;
+        };
+      };
+      garage_bucket_key = {
+        raito-dinum-test = {
+          bucket_id = tf.ref "resource.garage_bucket.impress-raito-demo.id";
+          access_key_id = tf.ref "resource.garage_key.raito-dinum-test.access_key_id";
+          read = true;
+          write = true;
+          owner = true;
+        };
+      };
+    };
+
+    provider.garage = {
+      host = "s3-admin.dgnum.eu";
+      scheme = "https";
+      token = tf.ref "resource.secret_resource.admin-s3-token.value";
+    };
+  };
+}