From 9c6d3bc418dc2f54d73bdfa984bce3eb6c65fd60 Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Mon, 7 Sep 2026 18:15:43 -0400
Subject: [PATCH] Get image id.

---
 .../0.1/buildah-rootless-daemonless.yaml       | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/task/buildah-rootless-daemonless/0.1/buildah-rootless-daemonless.yaml b/task/buildah-rootless-daemonless/0.1/buildah-rootless-daemonless.yaml
index 3f3930d..521f44a 100644
--- a/task/buildah-rootless-daemonless/0.1/buildah-rootless-daemonless.yaml
+++ b/task/buildah-rootless-daemonless/0.1/buildah-rootless-daemonless.yaml
@@ -98,7 +98,8 @@ spec:
             additional_args+=(--ssh default=\$SSH_AUTH_SOCK)
         fi
 
-        exec buildah build "\${additional_args[@]}" "\${@}"
+        buildah build "\${additional_args[@]}" "\${@}"
+        exec buildah push --storage-driver overlay $(params.OUTPUT)
 
         EOF
         chmod +x /home/build/.config/containers/entrypoint.sh
@@ -162,20 +163,17 @@ spec:
     - name: read-metadata
       image: python:3.13-alpine3.20
       workingDir: "$(workspaces.source.path)"
+      # at this point /home/build/.metadata/image_id has contents like:
+      #   sha256:7102ad507cf1b0c8adfa99a081ddfd0b5dc11e2d971162316753a58ce2b7f6ca
       script: |
-        #!/usr/bin/env bash
-        cat /home/build/.metadata/image_id
-        echo "---"
         #!/usr/bin/env python
         import json
-        with open("/home/build/.metadata/build.json", "r") as f:
-            meta_body = f.read()
-            print(meta_body)
-            meta = json.loads(meta_body)
+        with open("/home/build/.metadata/image_id", "r") as f:
+            image_id = f.read()
         with open("$(results.IMAGE_DIGEST.path)", "w") as f:
-            print(meta["containerimage.digest"], file=f, end="")
+            print(json.dumps([image_id]), file=f, end="")
         with open("$(results.IMAGE_URL.path)", "w") as f:
-            print(json.dumps(meta["image.name"].split(",")), file=f, end="")
+            print(json.dumps(["$(params.OUTPUT)"]), file=f, end="")
       volumeMounts:
         - name: metadata-out
           mountPath: /home/build/.metadata