Creating a proxy cache registry for


We run Sonatype Nexus 3 to cache various dependencies. As Docker hub doesn't always have the latest Elastic images (for example, at the time of writing not all 6.5 images are available), I'd like to proxy

However this does not appear to work and I get 500 errors ("authentication required") when I try to run a search via the proxy. Yet if I try to pull using the proxy, it all works fine.

Has anyone managed to get Sonatype Nexus 3 full working with

I did see this post, but is seems like a bit of a cludge to me.

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