ssh print an env

.drone-home.jsonnet

@@ -2,6 +2,37 @@ local util = {
   fromSecret(secret): {
     from_secret: secret,
   },
+  printEnv(file, env): function(step) step {
+    environment +: {
+      [std.asciiHigher(env)]: util.fromSecret(
+        std.asciiLower(
+          std.strReplace(
+            env,
+            '_',
+            '-',
+          ),
+        ),
+      ),
+    },
+    settings +: {
+      envs +: [
+        std.asciiLower(env),
+      ],
+      script +: [
+        'echo "export %(environment)=\'$${%(environment)s}\'" >> %(file) # %(secret)s' % {
+          environment: std.asciiHigher(env),
+          file: file,
+          secret: std.asciiLower(
+            std.strReplace(
+              env,
+              '_',
+              '-',
+            ),
+          ),
+        },
+      ],
+    },
+  },
 };
 local images = {
   docker: {
@@ -96,9 +127,14 @@ local images = {
         '/stack/root'
       ),
       images.wait(15),
-      images.ssh {
-        name: 'ssh nothing',
-      },
+      images.printEnv(
+        'afile',
+        'ssh_host',
+      )(
+        images.ssh {
+          name: 'will print ssh-host',
+        },
+      )
     ],
   }
 ]