mend

.drone-home.jsonnet

@@ -1,4 +1,33 @@
+local secrets = [
+  'ssh-host'
+];
 local util = {
+  // the head of an array
+    head(array): array[0],
+    // the tail of an array
+    tail(array): std.makeArray(
+      std.length(array) -1,
+      function(x) array[x + 1],
+    ),
+    // compose an array of functions
+    compose(functions):
+      local compose(functions) =
+        if std.length(functions) == 0
+          then
+            local ret(object) = object;
+            ret
+          else
+            local ret(object) = compose(
+              utils.tail(
+                functions,
+              )
+            )(
+              utils.head(
+                functions,
+              )(object)
+            );
+            ret;
+      compose(functions),
   fromSecret(secret): {
     from_secret: secret,
   },
@@ -136,12 +165,17 @@ local images = {
         '/stack/root'
       ),
       images.wait(15),
-      util.printEnv(
+      util.compose(
-        'afile',
+        std.map(
-        'ssh_host',
+          function(secret) util.printEnv(secret, 'afile'),
+          secrets,
+        )
       )(
         images.ssh {
-          name: 'will print ssh-host',
+          name: 'will print ssh-host again',
+          settings +: [
+            'rm afile'
+          ],
         },
       )
     ],