Docker Cheatsheet

Building from dockerfile

In context of folder containing a file called Dockerfile

docker build .

Specify filename

docker build -f MyDockerfile .

Build with custom tag

docker build -f MyDockerfile -t my-service-image .

Starting and stopping

• docker start starts a container so it is running.
• docker stop stops a running container.
• docker restart stops and starts a container.
• docker pause pauses a running container, "freezing" it in place.
• docker unpause will unpause a running container.
• docker wait blocks until running container stops.
• docker kill sends a SIGKILL to a running container.
• docker attach will connect to a running container.

Clusters (docker-compose.yml)

• docker-compose up --build -d rebuilds the docker containers specified in the docker-compose.yml file and starts it as a daemon