docker build -t friendlyhello . |
Create image using this directory's Dockerfile |
docker run -p 4000:80 friendlyhello |
Run "friendlyname" mapping port 4000 to 80 |
docker run -d -p 4000:80 friendlyhello |
Same thing, but in detached mode |
docker container ls |
List all running containers |
docker container ls -a |
List all containers, even those not running |
docker container stop <hash> |
Gracefully stop the specified container |
docker container kill <hash> |
Force shutdown of the specified container |
docker container rm <hash> |
Remove specified container from this machine |
docker container rm $(docker container ls -a -q) |
Remove all containers |
docker image ls -a |
List all images on this machine |
docker image rm <image id> |
Remove specified image from this machine |
docker image rm $(docker image ls -a -q) |
Remove all images from this machine |
docker login |
Log in this CLI session using your Docker credentials |
docker tag <image> username/repository:tag |
Tag ![]() for upload to registry |
docker push username/repository:tag |
Upload tagged image to registry |
docker run username/repository:tag |
Run image from a registry |
docker run -ti --rm --pid=host myhtop |
Join host namespace to htop |
docker run -ti --rm --pid=container:rhel myhtop |
Join another container's pid namespace can be used for debugging that container |
docker run -ti --rm --uts="host" alpine hostname |
Setting the hostname and the domain that is visible to running process |
docker inspect -f "{{.State.StartedAt}}" my-container |
last timr the container was (re)started |
docker run --restart=always redis |
Always restart the container regardless of the exit status |
docker run --security-opt no-new-privileges -it centos bash |
raise privileges as su and sudo will no longer work |
docker run -it -m 100M --oom-kill-disable ubuntu:14.04 /bin/bash |
limits the memory to 100M and disables the OOM killer |
docker port web_container 8080/tcp |
to find the mapping between the host ports and the exposed ports |
docker run -e today --rm alpine env |
set any environment variable |