Docker Basic

Docker utilizes the host operating system's kernel to provide lightweight containerization

Docker is used for containerization, which involves packaging an application and its dependencies into a container

Images

container

docker run image_name	Download image and run
docker ps	show current running container detail
docker ps -a	show current and exited container detail
docker start container_name/container_id	Run stoped container
docker stop container_name/container_id	Stop running container
docker exe -it container command_name	execute command on running container
docker -d run image_name	run container in detach mode
docker attach container_name	make the container run in foreground
docker run -name custom_ame image_name	Download image and run with custom_name
docker container -f prune	Delete all stoped container
docker logs -f container_id/container_name	To see the container logs

Miscellaneous

Command	Description	Comment
docker images -aq	Show only id	-a : all
-q : quite (show only ID)
docker rmi `docker images -aq`	Delete all images
docker system prune	Delete all image+stoped container
docker ps -aq	show only id
docker ps -aq	docker rm `docker ps -aq`
Delete all container	docker search image_image
docker search image_image	search for image in docker repo
docker inspect container_id/container_name	To view container in detail
docker run -it image command	start the container and execute the command

Port Expose

👉🏻 Host_port : Container_port

#docker run -p host_port:container_port nginx
docker run -p 80:80 nginx

Expose Volume

👉🏻 Host_volume : Container_volume

#docker run -p host_volume:container_volume nginx
docker run -v /ak/nginx:/usr/share/nginx/html nginx