docker-commands

GENERAL

CONTAINER LIST

docker ps

docker ps -a

CONTAINER REMOVE

docker rm ID or NAME

THOROUGH CONTAINER INSPECTION

docker inspect NAME/ID

IMAGES LiST

docker images docker images -a

IMAGE DELETE

first delete all depended containers

docker rmi NAME

PULLing THE DOKCER IMAGES

docker pull NAME OF IMAGE

RUNNING IMAGE

docker run NAME - if image not present, will be downloaded

EXECUTING COMMANDs on running containers

docker exec CONTAINER COMMAND

DETACH mode

docker run -d NAME - running in the background

You can also go back to (attach) to the container running in the background by:

docker attach NAMe or ID of COntainer

INTERACTIVE MODE

running in interactive mode - e.g. listening for console inputs docker run -i NAME

with -it flag it also gives the console prompt docker run -it NAME

PORT MAPPING

docker -p HOSTYOUWANT:IMAGEPORT NAME

VOLUME MAPPING

you can map a given folder on your machine to the file system of the container

docker -v PATHinYOURfileSYSTEM:WHATpathINcontainerTOmap NAME

LOGGING

docker logs NAME

ENVIRONMENTAL VARIABLES

RUN WITH GIVEN ENV

docker run -e VARNAME=value NAME

If you run container with custom ENVs, you can then inspect them with a docker inspect NAME command

DOCKER COMPOSE

Stopping stuff from docker-compose

docker-compose stop

Deleting stuff from docker-compose and cleaning

docker-compose down -v --rmi all

Building from images and running / building form images

docker-compose up / build

Combining two compose files (eg. overwrite the primary one with the DEVELOPNET ONE (replace COMMAND with e.g. UP DOWN or BUILD)

docker-compose -f docker-compose.yml -f docker-compose.dev.yml COMMAND

from docker docs

Usage: up [options] [--scale SERVICE=NUM...] [SERVICE...]

Options:
    -d, --detach               Detached mode: Run containers in the background,
                               print new container names. Incompatible with
                               --abort-on-container-exit.
    --no-color                 Produce monochrome output.
    --quiet-pull               Pull without printing progress information
    --no-deps                  Don't start linked services.
    --force-recreate           Recreate containers even if their configuration
                               and image haven't changed.
    --always-recreate-deps     Recreate dependent containers.
                               Incompatible with --no-recreate.
    --no-recreate              If containers already exist, don't recreate
                               them. Incompatible with --force-recreate and -V.
    --no-build                 Don't build an image, even if it's missing.
    --no-start                 Don't start the services after creating them.
    --build                    Build images before starting containers.
    --abort-on-container-exit  Stops all containers if any container was
                               stopped. Incompatible with -d.
    -t, --timeout TIMEOUT      Use this timeout in seconds for container
                               shutdown when attached or when containers are
                               already running. (default: 10)
    -V, --renew-anon-volumes   Recreate anonymous volumes instead of retrieving
                               data from the previous containers.
    --remove-orphans           Remove containers for services not defined
                               in the Compose file.
    --exit-code-from SERVICE   Return the exit code of the selected service
                               container. Implies --abort-on-container-exit.
    --scale SERVICE=NUM        Scale SERVICE to NUM instances. Overrides the
                               `scale` setting in the Compose file if present.