Docker Cheat Sheet

Docker Images

List all available Docker images on your system
```
 docker images
```
Download a Docker image from a registry
```
 docker pull <image_name>
```
Push an image to a registry
```
 docker push <image_name>
```
Remove a Docker image from your system
```
 docker rmi <image_name>
```

Build a Docker image from a Dockerfile

 docker build -t <image_name> <path_to_Dockerfile>

Build an image from a Dockerfile located in the current directory
```
 docker build .
```

Create an image from a Dockerfile and tag it

 docker build -t [name]:[tag] [dockerfile-path]

Create an image from a container
```
 docker commit [container] [new-image]
```
Tag an image
```
 docker tag [image] [image]:[tag]
```
Show history for an image
```
docker history [image]
```
Save an image to a tar archive file
```
docker save [image] > [tar-file]
```
Remove unused images
```
docker image prune
```

Docker Containers

Create and start a new container from a Docker image
```
 docker run <image_name>
```
List all running containers
```
 docker ps
```
Stop a running container
```
 docker stop <container_id>
```
Start a stopped container
```
 docker start <container_id>
```
Restart a running container
```
 docker restart <container_id>
```
Pause process in a running container
```
 docker pause <container_id>
```
Unpause the process in a running container
```
 docker unpause <container_id>
```
Remove a stopped container from your system
```
 docker rm <container_id>
```
Send a KILL signal to stop a container
```
 docker kill <container_id>
```

Execute a command inside a running container

docker exec -it <container_id> <command>

View the logs of a container
```
docker logs <container_id>
```
Run a container and remove it after it stops
```
docker run -rm <image>
```
Run an interactive process
```
docker run -it <image>
```

Docker Container Management

Create a container (without starting it)
```
 docker create [image]
```
Create an interactive container with pseudo-TTY
```
 docker create -it [image]
```
Rename an existing container
```
 docker rename [container] [new-name]
```
Forcefully remove a container, even if it is running
```
 docker rm -f [container]
```
Retrieve logs created before a specific point in time
```
 docker logs -f --until=[interval] [container]
```
Update the configuration of one or more containers
```
 docker update [container]
```
View port mapping for a container
```
 docker port [container]
```
Show running processes in a container
```
 docker top [container]
```
View live resource usage statistics for a container
```
 docker stats [container]
```
Show changes to files or directories on the filesystem
```
docker diff [container]
```
Copy a local file to a directory in a container
```
docker cp [file-path] CONTAINER:[path]
```

Docker Compose

Start containers defined in a Docker Compose file
```
 docker-compose up
```
Stop and remove containers defined in a Docker Compose file
```
 docker-compose down
```
Build or rebuild services defined in a Docker Compose file
```
 docker-compose build
```
View the logs of a specific service defined in a Docker Compose file
```
 docker-compose logs <service_name>
```

Docker Networks

List all available Docker networks
```
 docker network ls
```
Create a new Docker network
```
 docker network create <network_name>
```
Inspect details about a Docker network
```
 docker network inspect <network_name>
```
Remove a Docker network
```
 docker network rm <network_name>
```

Docker Volumes

List all available Docker volumes
```
 docker volume ls
```
Create a new Docker volume
```
 docker volume create <volume_name>
```
Inspect details about a Docker volume
```
 docker volume inspect <volume_name>
```
Remove a Docker volume
```
 docker volume rm <volume_name>
```

General Management

Log in to a Docker registry
```
 docker login
```
Log out of a Docker registry
```
 docker logout
```
List low-level information on Docker objects
```
 docker inspect [object]
```
Show the version of the local Docker installation
```
 docker version
```
Display information about the system
```
 docker info
```
Remove unused images, containers, and networks
```
 docker system prune
```

Thank You,

I want to express my deepest gratitude to each and every one of you who has taken the time to read, engage, and support my journey as a becoming DevOps Engineer.

Feel free to reach out to me if any corrections or add-ons are required on blogs. Your feedback is always welcome & appreciated.

~ Abhisek Moharana 😊