docker
Installation
sudo apt-get remove docker docker-engine docker.io containerd runc
sudo apt-get update
sudo apt-get install apt-transport-https ca-certificates curl gnupg lsb-release
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io
Usage
Usage: docker [OPTIONS] COMMAND
Flags
Options:
--config string Location of client config files (default "/home/justin-p/.docker")
-c, --context string Name of the context to use to connect to the daemon (overrides DOCKER_HOST
env var and default context set with "docker context use")
-D, --debug Enable debug mode
-H, --host list Daemon socket(s) to connect to
-l, --log-level string Set the logging level ("debug"|"info"|"warn"|"error"|"fatal") (default "info")
--tls Use TLS; implied by --tlsverify
--tlscacert string Trust certs signed only by this CA (default "/home/justin-p/.docker/ca.pem")
--tlscert string Path to TLS certificate file (default "/home/justin-p/.docker/cert.pem")
--tlskey string Path to TLS key file (default "/home/justin-p/.docker/key.pem")
--tlsverify Use TLS and verify the remote
-v, --version Print version information and quit
Management Commands:
builder Manage builds
config Manage Docker configs
container Manage containers
context Manage contexts
engine Manage the docker engine
image Manage images
network Manage networks
node Manage Swarm nodes
plugin Manage plugins
secret Manage Docker secrets
service Manage services
stack Manage Docker stacks
swarm Manage Swarm
system Manage Docker
trust Manage trust on Docker images
volume Manage volumes
Commands:
attach Attach local standard input, output, and error streams to a running container
build Build an image from a Dockerfile
commit Create a new image from a container's changes
cp Copy files/folders between a container and the local filesystem
create Create a new container
diff Inspect changes to files or directories on a container's filesystem
events Get real time events from the server
exec Run a command in a running container
export Export a container's filesystem as a tar archive
history Show the history of an image
images List images
import Import the contents from a tarball to create a filesystem image
info Display system-wide information
inspect Return low-level information on Docker objects
kill Kill one or more running containers
load Load an image from a tar archive or STDIN
login Log in to a Docker registry
logout Log out from a Docker registry
logs Fetch the logs of a container
pause Pause all processes within one or more containers
port List port mappings or a specific mapping for the container
ps List containers
pull Pull an image or a repository from a registry
push Push an image or a repository to a registry
rename Rename a container
restart Restart one or more containers
rm Remove one or more containers
rmi Remove one or more images
run Run a command in a new container
save Save one or more images to a tar archive (streamed to STDOUT by default)
search Search the Docker Hub for images
start Start one or more stopped containers
stats Display a live stream of container(s) resource usage statistics
stop Stop one or more running containers
tag Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE
top Display the running processes of a container
unpause Unpause all processes within one or more containers
update Update configuration of one or more containers
version Show the Docker version information
wait Block until one or more containers stop, then print their exit codes
Examples
Create a container (without starting it)
docker create [IMAGE]
Rename an existing container
docker rename [CONTAINER_NAME] [NEW_CONTAINER_NAME]
Run a command in a new container
docker run [IMAGE] [COMMAND]
Start a container
docker start [CONTAINER]
Stop a running container
docker stop [CONTAINER]
Stop a running container and start it up again
docker restart [CONTAINER]
Pause processes in a running container
docker pause [CONTAINER]
Unpause processes in a running container
docker unpause [CONTAINER]
Block a container until others stop (after which it prints their exit codes)
docker wait [CONTAINER]
kill a container by sending a SIGKILL to a running container
docker kill [CONTAINER]
docker attach [CONTAINER]
Stop and remove all running containers
docker rm -f $(docker ps -a -q)
Execute a command in container
docker exec -it <container name> <command>
docker system prune -a
Related pages
Name |
Description |
docker-compose |
Define and run multi-container applications with Docker. |
docker-compose |
How to write docker-compose YAML. |
Dockerfile |
How to write a Dockerfile. A Dockerfile is a text document that contains all the commands a user could call on the command line to assemble an image. |
Also see
docs.docker.com