Docker Check Sheet

Getting Started

docker run --name repo alpine/git ` clone https://github.com/docker/getting-started.git	Clone
`docker cp repo:/git/getting-started/ .`	Clone
`cd getting-started`
`docker build -t docker101tutorial .`	Build
`docker run -d -p 80:80 --name docker-tutorial docker101tutorial`	Run `-d` - run the container in detached mode (in the background) `-p 80:80` - map port 80 of the host to port 80 in the container `docker/getting-started` - the image to use
`docker ps`	List running Docker processes.
`docker stop 6307dc32ab8e`	Stop a Docker process.
`docker rm 6307dc32ab8e`	Delete a Docker process.
`docker rm -f 6307dc32ab8e`	Stop and delete a Docker process. `-f` - force
`docker exec aab6865570a6 cat /data.txt`	Run the `cat/data.txt` command inside a running Docker process.
`docker volume create todo-db`	Create a volume called `todo-db`.
`docker network create todo-app`	Create a network called `todo-app`.
docker run -d ` --network todo-app --network-alias mysql ` -v todo-mysql-data:/var/lib/mysql ` -e MYSQL_ROOT_PASSWORD=secret ` -e MYSQL_DATABASE=todos ` mysql:5.7	Start a MySQL container and attach it to the network. Set a couple of variables.
`docker exec -it <mysql-container-id> mysql -p`	Connect to the MySQL database.
`docker run -it --network todo-app nicolaka/netshoot`	Start a new container using the nicolaka/netshoot image.
`dig mysql`	(From inside nicolaka/netshoot) network lookup for the `mysql` network.
`docker-compose up -d`	Use Docker Compose to run the application stack defined in the `docker-compose.yml` file. `-d` - run the container in detached mode (in the background)
`docker-compose logs -f`	See the logs from each of the services interleaved into a single stream.
`docker-compose logs -f <service name>`	See the logs for a specific service.
`docker-compose down`	Tear down the application.
`docker-compose down --volumes`	Tear down the application and the named volumes.
`docker scan <image name>`	Scan an image for vulnerabilities.
`docker image history <image name>`	Image history and layers.