====== Docker commands ======

===== Links =====
Save / Persist docker containers (with data):\\
[[https://tuhrig.de/difference-between-save-and-export-in-docker/|Difference between # Docker save (image) and # Docker export (container)]]\\

Docker commands official documentation:\\
[[https://docs.docker.com/v17.12/engine/reference/commandline/container_start/|# man docker]]\\

Docker storage:\\
[[https://docs.docker.com/storage/|How is data stored in Docker]]\\

===== Basic commands =====
List images\\
''$ sudo docker images''\\
List containers (-a shows not running containers as well)\\
''$ sudo docker ps -a''\\

Delete container\\
''$ sudo docker rm 665b4a1e17b6''\\
Delete image\\
''$ sudo docker rmi busybox''\\

Run shell on an image\\
''$ sudo docker run -it image_name /bin/bash''\\

===== Open start container =====
(assuming container is already created)\\
''$ sudo docker start 665b4a1e17b6''\\

===== Open shell on container =====
''$ sudo docker exec -i -t 665b4a1e17b6 /bin/bash #by ID''\\
''$ sudo docker exec -i -t loving_heisenberg /bin/bash #by Name''\\

Alternative (only 1 possible shell instance):\\
''$ sudo docker attach 665b4a1e17b6 #by ID''\\
''$ sudo docker attach loving_heisenberg #by Name''\\

===== Export / Import container =====
Export to a .tar file\\
''$ sudo docker export <CONTAINER ID> > /home/export.tar''\\
Import a .tar file\\
''$ cat /home/export.tar | sudo docker import - busybox-1-export:latest''\\

===== Save / Load image =====
Save image to a .tar file\\
''$ sudo docker save busybox-1 > /home/save.tar''\\
Load image from a .tar file\\
''$ docker load < /home/save.tar''\\