cluster/services/storage: register existing keys and buckets in incandescence

cluster/services/storage/default.nix

@@ -39,6 +39,7 @@ in
         ./garage.nix
         ./garage-options.nix
         ./garage-layout.nix
+        ./incandescence-ascensions.nix
       ] ++ lib.optionals config.simulacrum [
         ./simulacrum/snakeoil-rpc-secret.nix
       ];

cluster/services/storage/incandescence-ascensions.nix

@@ -0,0 +1,18 @@
+{ config, lib, ... }:
+
+{
+  system.ascensions = {
+    incandescence-garage = lib.mkIf (config.services.incandescence.providers ? garage) {
+      incantations = i: [
+        (i.runGarage /*bash*/ ''
+          garage bucket list | tail -n +2 | cut -d' ' -f3 | while read bucket; do
+            ${i.runConsul /*bash*/ ''consul kv put "services/incandescence/providers/garage/formulae/bucket/$1/alive" true''} "$bucket"
+          done
+          garage key list | tail -n +2 | cut -d' ' -f5 | while read key; do
+            ${i.runConsul /*bash*/ ''consul kv put "services/incandescence/providers/garage/formulae/key/$1/alive" true''} "$key"
+          done
+        '')
+      ];
+    };
+  };
+}