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Basic Docker Commands

Remove all containers

  • Ubuntu
docker rm -f $(docker ps -a -q)
  • Window
$containers = docker ps -a -q
foreach ($container in $containers) { docker rm $container -f }

Remove all images unused

docker image prune -a

Remove all images

  • Ubuntu
docker rmi -f $(docker images -q)
  • Window
$images = docker images -a -q
foreach ($image in $images) { docker image rm $image -f }

Save docker images and load docker images from file .tar

docker save -o [path]/<file_name>.tar images_name:tag new_images_name:tag

docker load -i [path]/<file_name>.tar

Search an image

docker search <key>

Build an image from container

docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]

docker commit -m "upload" c3f279d17e0a  <your_docker_hub>/new-repo:tagname

docker push <your_docker_hub>/new-repo:tagname

Push an Image to docker hub

docker push IMAGE [REPOSITORY[:TAG]]

docker tag local-image:tagname new-repo:tagname

docker push <your_docker_hub>/new-repo:tagname

Pull an image

docker pull <repository>

Run an image as container

docker run [OPTIONS] IMAGE [COMMAND] [ARG...]

docker run --name=mysqlCon -p 3306:3306 -d -e MYSQL_ROOT_HOST=% -e MYSQL_ROOT_PASSWORD=123456 mysql/mysql-server:5.7

Show logs a container

docker logs [container name]

SH into a container

docker exec [OPTIONS] CONTAINER COMMAND [ARG...]

sudo docker exec -it <container_id> sh

sudo docker exec -it mysqlCon mysql -uroot -p

Remove an Image

docker rmi [OPTIONS] IMAGE [IMAGE...]

docker rmi -f <your_docker_hub>/test:v1

Show containers

docker ps # containers are running

docker ps -a # show all

Stop/Start/Restart/Remove a container

docker container start/stop/restart/rm [container id]

Stop/remove all containers

docker stop/rm $(docker ps -a -q)

Remove all Images

docker rmi -f $(docker images -a -q)

Volume commands

Basic command

docker volume create [volume name]      Tạo mạng mới
docker volume inspect  [volume name]    Xem chi tiết mạng
docker volume ls                        Hiển thị những mạng đang có
docker volume rm     [volume name]      Xóa volume
docker volume prune                     Xóa toàn bộ volumn

Tao mot volume mysql_data sau do tao mot container mysql luu du lieu vao day

docker volume create mysql_data
docker container run --name mysql -v mysql_data:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=123456 -p 3306:3306 -d mysql:5.7

Networks

Basic command

docker network create       [nerwork name]       Tạo mạng mới
docker network inspect      [nerwork name]       Xem chi tiết mạng
docker network ls                                Hiển thị những mạng đang có
docker network rm           [nerwork name]       Xóa mạng
docker network prune                             Xóa đồng loạt các mạng không sử dụng
docker network connect      [nerwork name]       Tạo kết nối mạng
docker network disconnect   [nerwork name]       Ngắt kết nối mạng

Tạo 1 mạng lớp C, tao 2 container su dung lop mang do, roi kiem tra ket noi giua 2 con container

docker network create --subnet 192.168.1.0/24 network1
docker run -itd --name=container1  --network network1 busybox
docker run -itd --name=container2  --network network1 busybox

docker attach container1
ping 192.168.1.3