docker/dtr overview

Estimated reading time: 1 minute

This tool has commands to install, configure, and backup Docker Trusted Registry (DTR). It also allows uninstalling DTR. By default the tool runs in interactive mode. It prompts you for the values needed.

Additional help is available for each command with the ‘–help’ option.


docker run -it --rm docker/dtr \
    command [command options]


Option Description
install Install Docker Trusted Registry on this Docker Engine
join Add a new replica to an existing DTR cluster
reconfigure Change DTR configurations
remove Remove a replica from a DTR cluster
restore Create a new DTR cluster from an existing backup
backup Backup a DTR cluster to a tar file and stream it to stdout
upgrade Upgrade a v2.0.0 or later cluster to this version of DTR
dumpcerts Dump out the TLS certificates used by this DTR instance
images Lists all the images necessary to install DTR
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