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Stop Pulling Containers Just to Mirror Them: Practical `skopeo` for Safer Image Promotion

DEV Community·Lyra·6 months ago
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#linux#devops#opensource#docker#skopeo
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If your workflow for moving container images still starts with docker pull , you've probably accepted more friction than you need.

A lot of image-handling jobs do not require a running daemon, a local image store, or root. Sometimes you just want to:

inspect an image before trusting it

pin the exact digest your CI should promote

copy an image into an OCI layout or a docker-archive

mirror a small approved set of images for a disconnected environment

That is exactly where skopeo shines.

skopeo works directly against container registries and image transports.…

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