Docker

Veelgebruikte docker commando's.

Command	Description
docker version	Does Docker work?!
docker run learn/tutorial echo "hello world"	Run the command echo "hello world" in tutorial.
docker run learn/tutorial ps -l	Check out the processes in the container.
docker run -t -i ubuntu /bin/bash	Start a shell in the ubuntu container.
docker exec -ti {HASH} /bin/bash	Connect to a running container.
docker run –d {imagename}	Run container in background
docker build -t {imagename} .	Build a new image from the Dockerfile in the current directory.
docker images	List all your local images.
docker ps	List all your running containers.
docker ps -a	List all your containers.
docker inspect {HASH}	Show the properties of a docker container
docker stop {HASH}	Stop a docker container
docker exec -ti {HASH} {COMMAND}	Start an interactive session with a container and start a command (i.e. bash)
docker rmi {HASH}	Remove an image.
docker rm {HASH}	{NAME}
Remove a container.	docker rm $(docker ps -aq)
Remove all containers.	docker volume inspect dockermail_maillogs
Find where docker has installed folder dockermail_maillogs	docker info

Docker-compose

Command	Description
docker-compose up –d	Start multiple containers defined in de docker-compose.yml file
docker-compose stop	Stop multiple containers defined in de docker-compose.yml file
docker-compose rm	Remove multiple containers defined in de docker-compose.yml file

Docker Machine

Command	Description
docker-machine ls	Show the virtualboxes, also with the URL’s
docker-machine env	Show the environment variables, can be used to set the environment vars (see last line)
Docker-machine ssh	Log in to the virtual box where docker runs with a ssh connection.

Advanced

Get the shell on the current running docker:

docker exec -ti `docker ps -q /bin/bash

Error

Error with "No such image:" in docker-compose. An old cache issue.

docker-compose rm will probably solve the error.

Certificate signed by unknown authority

In Linux:

• Create a folder /etc/docker/certs.d
• In that folder: servername.com:portnumber
• Create a file ca.crt with the certificate of that server.