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setup
$ kind create cluster
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install zot with minimal image for security-minded dist-spec-only
$ helm upgrade zot zot/zot --set image.repository=ghcr.io/project-zot/zot-minimal-linux-amd64
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port-forward service for ease
$ kubectl port-forward svc/zot 5000:5000
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Test pushing a bare helm chart to zot
$ helm create foo && helm package foo $ helm push foo-0.1.0.tgz oci://127.0.0.1:5000
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inspect OCI package with Skopeo
$ skopeo inspect --raw --tls-verify=false docker://127.0.0.1:5000/foo:0.1.0 | jq { "schemaVersion": 2, "config": { "mediaType": "application/vnd.cncf.helm.config.v1+json", "digest": "sha256:af9c03c64b1d3d1c76a09d75faf3fd1c8b9ccc97ce0d31e464bccf68fe236674", "size": 137 }, "layers": [ { "mediaType": "application/vnd.cncf.helm.chart.content.v1.tar+gzip", "digest": "sha256:dce0001b81ca61d8710bce34361bdfc05748459adf008a101126508fb7e05309", "size": 3750 } ] }
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cleanup
$ kind delete cluster
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Save developer-guy/2f500cb264241ed4e2ed5264fee6ea0f to your computer and use it in GitHub Desktop.
Inspect OCI artifact locally (Zot, kind, Helm, and Skopeo)
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