This image makes the docker registry default to "proxy" mode, which means you can cache docker images locally.
The proxy is insecure, meaning it does not require any credentials to connect to it. It simply acts as a proxy between your docker daemon and docker hub.
docker run -d -p 5000:5000 --restart=always --name registry -v ~/data:/var/lib/registry philwinder/dockercache
This command will save the registry data to the
~/data directory. It also sets restart to
always, which should mean it restarts whenever the docker daemon is shut down.
Docker for mac
If using docker-for-mac, go to "Preferences"->"Advanced" and to the "Registry mirrors". Add a mirror named
http://localhost:5000. It won't work without the http prefix.
If using another distribution, set the
--registry-mirrors daemon option to
To use, simply docker pull as usual. The image will be cached in your local repository. For example:
# time docker pull node:latest ... Status: Downloaded newer image for node:latest docker pull node:latest 0.13s user 0.09s system 0% cpu 3:33.13 total # docker rmi node:latest Untagged: node:latest ... # time docker pull node:latest ... Status: Downloaded newer image for node:latest docker pull node:latest 0.12s user 0.08s system 0% cpu 24.302 total