Docker Command Cheat sheet

Quick reference guide for Docker commands along with examples to help you get started.

Installation

Sudo apt-get update
sudo apt-get install docker.io

To grant access to your user to run the docker command

sudo usermod -aG docker $USER
sudo reboot

Managing Images

# docker images: Lists all the images on the local system.

docker images

# docker build: Builds an image from a Dockerfile.

docker build -t <image_name> .

# docker pull: Pulls an image or a repository from a registry.

docker pull <image-name:tag>

# docker push: Pushes an image or a repository to a registry.

docker push <image-name:tag>

# docker rmi: Removes one or more images.

docker rmi <image-name>

Managing Containers

# docker run : Runs a command in a new container.

docker run [OPTIONS] IMAGE [COMMAND] [ARG...]
docker run -d --name <container-name> -p 8000:8000 <Image Name>

# docker exec: Runs a command in a running container and goes inside a container.

docker exec -it <container-name or ID> bash

Starting & Stopping Containers

docker start <container-name>
docker stop <container-name>

# docker kill: Kill the containers.

docker kill <container-name or ID>

# docker rm: Removes one or more containers.

docker rm <container-name or ID>

# docker ps: Lists all running containers.

docker ps 
#Show all the containers
docker ps -a

# docker logs: Fetches the logs of a container.

docker logs <container ID>

# docker inspect: Returns low-level information on a container or image.

docker inspect <container-name or ID>

Docker Volume:

# docker volume create: Create a volume

docker volume create <volume-name>

# docker volume ls: List all volumes

docker volume ls

# docker volume inspect: Display detailed information on one or more volumes

docker volume inspect <volume-name>

# docker volume rm : Remove one or more volumes

docker volume rm <volume-name>

# docker volume prune: Remove all unused volumes

docker volume prune

Docker Compose:

# docker-compose up: Create and start containers

docker-compose up

# docker-compose down: Stop and remove containers, networks, images, and volumes

docker-compose down

# docker-compose ps: List containers

docker-compose ps

# docker-compose logs: Show logs

docker-compose logs <service>

Networking:

# docker-network create: create a newdocker network

docker network create <name of network>

# docker-network ls: list out the Docker networks

docker network ls

# docker-network inspect: all the information you need about that network

docker network inspect <network-name>