OCI image - Towbar

Related reading: Image deployment. Use the image’s actual listening port and health endpoint. Towbar does not build this image from the repository.

Towbar manifest

.towbar/services/prebuilt-oci-image.service.yml

id: prebuilt-oci-image
name: OCI image
buildServer: null
deployment:
  type: image
  image: nginxinc/nginx-unprivileged@sha256:27985295bdb22a1ef8f712863210bd5877c0f3006494a593e86b3fe0fa55467e
  platform: linux/amd64
container:
  port: 8080
health:
  path: /
environments:
  production:
    server: 192.0.2.10

Configure

Register and prepare the example server or servers, connect the repository, and map production to the branch containing these files.
Sync the repository, inspect the resolved configuration, deploy manually, and perform the verification below before enabling automation.

Verify

latest is rejected; pin a reviewed tag or digest and verify the image listens on the declared port. For field constraints, see Service manifest.

Last modified on September 27, 2026