title | category | layout |
---|---|---|
Docker CLI |
Devops |
2017/sheet |
docker build [options] .
-t "app/container_name" # name
Create an image
from a Dockerfile.
docker run [options] IMAGE
# see `docker create` for options
Run a command in an image
.
docker create [options] IMAGE
-a, --attach # attach stdout/err
-i, --interactive # attach stdin (interactive)
-t, --tty # pseudo-tty
--name NAME # name your image
-p, --publish 5000:5000 # port map
--expose 5432 # expose a port to linked containers
-P, --publish-all # publish all ports
--link container:alias # linking
-v, --volume `pwd`:/app # mount (absolute paths needed)
-e, --env NAME=hello # env vars
$ docker create --name app_redis_1 \
--expose 6379 \
redis:3.0.2
Create a container
from an image
.
docker exec [options] CONTAINER COMMAND
-d, --detach # run in background
-i, --interactive # stdin
-t, --tty # interactive
$ docker exec app_web_1 tail logs/development.log
$ docker exec -t -i app_web_1 rails c
Run commands in a container
.
docker start [options] CONTAINER
-a, --attach # attach stdout/err
-i, --interactive # attach stdin
docker stop [options] CONTAINER
Start/stop a container
.
$ docker ps
$ docker ps -a
$ docker kill $ID
Manage container
s using ps/kill.
$ docker images
REPOSITORY TAG ID
ubuntu 12.10 b750fe78269d
me/myapp latest 7b2431a8d968
$ docker images -a # also show intermediate
Manages image
s.
docker rmi b750fe78269d
Deletes image
s.
- Getting Started (docker.io)