rcv911 / docker

docker + gitlabCI templates

docker usuful things

Description

Useful commands that I use every day

Configuration

-Docker Server Settings -> How to enable the remote API for docker

client = docker.DockerClient(base_url='tcp://0.0.0.0:2376')

Docker Commands

Show information

sudo docker ps --size

Список image с указанием размера, количества и активных image

sudo docker system df

Delete unused images

sudo docker image prune -a

Delete unused images by CREATED date

sudo docker image prune -a --filter "until=$(date +'%Y-%m-%dT%H:%M:%S' --date='-15 days')"

Delete all containers

docker rm $(docker ps -a -q)

Delete all images

docker rmi $(docker images -q)

Stop all images (better use kill)

docker kill $(docker ps -a -q) sudo docker kill $( sudo docker ps -a -q) docker stop $(docker ps -a -q)

Restart all containers

docker restart $(docker ps -a -q)

Delete all stopped images

sudo docker rm $(sudo docker ps -q -f status=exited)

Delete all dangling (unused) images

sudo docker rmi $(sudo docker images -q -f dangling=true)

Delete all dangling (unused) volumes -> volumes remains after deleting containers and images

sudo docker volume rm $( sudo docker volume ls -q)

Stop(kill) all containers with name <container_name>

sudo docker kill $( sudo docker ps -aqf "name=<container_name>")

Узнать подключился ли процесс к определенному порту/сокету

sudo lsof -i : port

Show container information in JSON:

docker inspect container_name

Docker Image Controls

Save image

docker save -o path_for_generated_tar_file image_name

Load image

docker load -i path_to_image_tar_file

Links

Standard copy tools

License

Free