Run docker command without sudo

If you need to run docker command without sudo, then you need to add your user into docker group.

Create the docker group.

$ sudo groupadd docker

Add your user to the docker group.

$ sudo usermod -aG docker $USER

Log out and log back in so that your group membership is re-evaluated.

Verify that you can run docker commands without sudo.

$ docker run hello-world

WARNING

The docker group grants privileges equivalent to the root user. For details on how this impacts security in your system, see Docker Daemon Attack Surface.

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