If docker run logs me in as root, what are my options here to get around this limitation on root so I can still run this command? This is a very simple but very real example of why running as root can create vulnerabilities. ... docker run --name my-wordpress -p 8080:80 -d wordpress. Run Docker as non root user without sudo command. Sometimes, when we run builds in Docker containers, the build creates files in a folder that’s mounted … The -p maps a port, in my case I will be re-directing the port 80 configured within the image to listen on port 8080 on the container. Adding a User to the Docker Group. Warning. Processes in a container should not run as root, or assume that they are root. sudo groupadd docker. If there is no Docker group, you can always create one. $ docker run --rm -u 9000 example nmap -sS -p 6379 localhost You requested a scan type which requires root privileges. Only grant this privilege to trusted users. By default docker command need root permission because The docker daemon runs as the root user. While you do not need this, it is still a good idea to implement it. To do so, run the following command: docker container run -it [docker_image] /bin/bash. Instead, create a user in your Dockerfile with a known UID and GID, and run … Users who can run Docker commands have effective root control of the system. @FranMarzoa from another user that you do not trust, or even another host, you can run any docker run command with the root user inside the container, privileged, with host namespaces on pid and network, and mounting the root filesystem ok the box. [ appuser@b59043522a44 ~ ] $ sudo yum install jq bash: sudo: command not found [ appuser@b59043522a44 ~ ] $ You can create a Docker Group using the following command. The command prompt will change, moving you to the bash shell as in the example below. Single character command line options can be combined, so rather than typing docker run -i -t --name test busybox sh, you can write docker run -it --name test busybox sh.. Boolean. The Problem: Docker writes files as root. $ docker exec--interactive --tty kafka bash [appuser@b59043522a44 ~] $ yum install jq Error: This command has to be run under the root user. You can try to run Docker Containers as a Non Root User by adding Users to the Docker Group. If your user does not have root level permissions you will need to precede these command with sudo or perform an su root. This virtual machine is run under whatever user installed Docker, which is usually not root on MacOS or administrator on Windows. As of 0.9.0, you can specify that a group other than docker should own the Unix socket with the -G option. The following procedure applies to version 1.5 and later of Docker. 3.2 Enabling Non-root Users to Run Docker Commands. Option types. If docker always logs me in as root to a container, what do people usually do in the situations where they want to install stuff like this as a non-root user on a container with Ubuntu? By using the container interactively, you can access a command prompt inside the running container. – BMitch Aug 2 '19 at 12:46. But, How do we run docker as non root without sudo command? Boolean options take the form -d=false.The value you see in the help text is the default value which is set if you do not specify that flag. The docker daemon must always run as the root user, but if you run the docker client as a user in the docker group then you don't need to add sudo to all the client commands. So by default, either you need to be the root user or you have to run docker with the sudo command. QUITTING!