Commands
Clone a docker container
docker pull <image>:latest. The taglatestis not required. Clone the container appropriate for your use case, for eg., usecentosfor the latest version of CentOS. CentOS and most other linux operating systems are available as official repositories from the Docker Hub.To use non-official docker images, you need to add the organisation before the docker image, for example to pull the latest version of
tensorflow:docker pull tensorflow/tensorflow:latest
Using a docker image
The docker image can be used directly from the Docker Hub
To launch the
centosdocker container, rundocker run -ti tensorflow/tensorflow:latest /bin/bash
Running a container with a local volume mounted
docker run -ti -v /home/<user>/<mounted-folder>/:/<path-in-container> cbgeo/cb-geo:latest
Connecting to a running container
docker exec -ti <containerid> /bin/bash
Start / stop a container
docker start <containerid>docker stop <containerid>
Delete a container
docker rm <containerid>, stop the container before deleting it.To delete all docker containers
docker rm $(docker ps -a -q)
Exposing ports
To connect to a particular port (for e.g., 3000) in docker container to port
3000in localhost:docker run -ti -p 3000:3000 tensorflow/tensorflow
To login as root
Launching docker as root user:
docker exec -u 0 -ti <containerid> /bin/bash
Creating an image from a docker file
To build an image from docker file run as root
docker build -t "tensorflow/tensorflow" /path/to/Dockerfiledocker historywill show you the effect of each command has on the overall size of the file.
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