Linux Manuals session 1

NAME docker-pull – Pull an image or a repository from a registry SYNOPSIS docker pull [-a|–all-tags] [–help] NAME[:TAG] | [REGISTRY_HOST[:REGISTRY_PORT]/]NAME[:TAG] DESCRIPTION This command pulls down an image or a repository from a registry. If there is more than one image for a repository (e.g., fedora) then all images for that repository name can be pulled…

NAME docker-ps – List containers SYNOPSIS docker ps [-a|–all] [-f|–filter[=[]]] [–format="TEMPLATE"] [–help] [-l|–latest] [-n[=-1]] [–no-trunc] [-q|–quiet] [-s|–size] DESCRIPTION List the containers in the local repository. By default this shows only the running containers. OPTIONS -a, –all=true|false Show all containers. Only running containers are shown by default. The default is false. -f, –filter=[] Filter output based on…

NAME docker-port – List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT SYNOPSIS docker port [–help] CONTAINER [PRIVATE_PORT[/PROTO]] DESCRIPTION List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT OPTIONS –help   Print usage statement EXAMPLES # docker ps CONTAINER ID…

NAME docker-pause – Pause all processes within a container SYNOPSIS docker pause CONTAINER [CONTAINER…] DESCRIPTION The docker pause command uses the cgroups freezer to suspend all processes in a container. Traditionally when suspending a process the SIGSTOP signal is used, which is observable by the process being suspended. With the cgroups freezer the process is…

NAME docker-network-rm – remove one or more networks SYNOPSIS docker network rm [–help] NETWORK [NETWORK…] DESCRIPTION Removes one or more networks by name or identifier. To remove a network, you must first disconnect any containers connected to it. To remove the network named ‘my-network’: $ docker network rm my-network To delete multiple networks in a…

NAME docker-network-ls – list networks SYNOPSIS docker network ls [-f|–filter[=[]]] [–no-trunc[=true|false]] [-q|–quiet[=true|false]] [–help] DESCRIPTION Lists all the networks the Engine daemon knows about. This includes the networks that span across multiple hosts in a cluster, for example: $ docker network ls NETWORK ID NAME DRIVER 7fca4eb8c647 bridge bridge 9f904ee27bf5 none null cf03ee007fb4 host host 78b03ee04fc4…

NAME docker-network-inspect – inspect a network SYNOPSIS docker network inspect [-f|–format[=FORMAT]] [–help] NETWORK [NETWORK…] DESCRIPTION Returns information about one or more networks. By default, this command renders all results in a JSON object. For example, if you connect two containers to the default bridge network: $ sudo docker run -itd –name=container1 busybox f2870c98fd504370fb86e59f32cd0753b1ac9b69b7d80566ffc7192a82b3ed27 $ sudo…

NAME docker-network-disconnect – disconnect a container from a network SYNOPSIS docker network disconnect [–help] [–force] NETWORK CONTAINER DESCRIPTION Disconnects a container from a network. $ docker network disconnect multi-host-network container1 OPTIONS NETWORK   Specify network name CONTAINER  Specify container name –force   Force the container to disconnect from a network –help   Print usage statement HISTORY OCT 2015,…

NAME docker-network-create – create a new network SYNOPSIS docker network create [–aux-address=map[]] [-d|–driver=DRIVER] [–gateway=[]] [–help] [–internal] [–ip-range=[]] [–ipam-driver=default] [–ipam-opt=map[]] [–ipv6] [–label[=[]]] [-o|–opt=map[]] [–subnet=[]] NETWORK-NAME DESCRIPTION Creates a new network. The DRIVER accepts bridge or overlay which are the built-in network drivers. If you have installed a third party or your own custom network driver you…

NAME docker-network-connect – connect a container to a network SYNOPSIS docker network connect [–help] NETWORK CONTAINER DESCRIPTION Connects a container to a network. You can connect a container by name or by ID. Once connected, the container can communicate with other containers in the same network. $ docker network connect multi-host-network container1 You can also…

NAME docker-logs – Fetch the logs of a container SYNOPSIS docker logs [-f|–follow] [–help] [–since[=SINCE]] [-t|–timestamps] [–tail[="all"]] CONTAINER DESCRIPTION The docker logs command batch-retrieves whatever logs are present for a container at the time of execution. This does not guarantee execution order when combined with a docker run (i.e., your run may not have generated…

NAME docker-logout – Log out from a Docker registry. SYNOPSIS docker logout [SERVER] DESCRIPTION Log out of a Docker Registry located on the specified SERVER. You can specify a URL or a hostname for the SERVER value. If you do not specify a SERVER, the command attempts to log you out of Docker’s public registry…

NAME docker-login – Log in to a Docker registry. SYNOPSIS docker login [–help] [-p|–password[=PASSWORD]] [-u|–username[=USERNAME]] [SERVER] DESCRIPTION Log in to a Docker Registry located on the specified SERVER. You can specify a URL or a hostname for the SERVER value. If you do not specify a SERVER, the command uses Docker’s public registry located at…

NAME docker-load – Load an image from a tar archive or STDIN SYNOPSIS docker load [–help] [-i|–input[=INPUT]] [-q|–quiet] DESCRIPTION Loads a tarred repository from a file or the standard input stream. Restores both images and tags. Write image names or IDs imported it standard output stream. OPTIONS –help   Print usage statement -i, –input="" Read from…

NAME docker-kill – Kill a running container using SIGKILL or a specified signal SYNOPSIS docker kill [–help] [-s|–signal[="KILL"]] CONTAINER [CONTAINER…] DESCRIPTION The main process inside each container specified will be sent SIGKILL,  or any signal specified with option –signal. OPTIONS –help   Print usage statement -s, –signal="KILL" Signal to send to the container HISTORY April 2014,…

NAME docker-inspect – Return low-level information on a container or image SYNOPSIS docker inspect [–help] [-f|–format[=FORMAT]] [-s|–size] [–type=container|image] CONTAINER|IMAGE [CONTAINER|IMAGE…] DESCRIPTION This displays all the information available in Docker for a given container or image. By default, this will render all results in a JSON array. If the container and image have the same name,…

NAME docker-info – Display system-wide information SYNOPSIS docker info [–help] DESCRIPTION This command displays system wide information regarding the Docker installation. Information displayed includes the kernel version, number of containers and images. The number of images shown is the number of unique images. The same image tagged under different names is counted only once. Depending…

NAME docker-import – Create an empty filesystem image and import the contents of the tarball (.tar, .tar.gz, .tgz, .bzip, .tar.xz, .txz) into it, then optionally tag it. SYNOPSIS docker import [-c|–change[=[]]] [-m|–message[=MESSAGE]] [–help] file|URL|–[REPOSITORY[:TAG]] OPTIONS -c, –change=[] Apply specified Dockerfile instructions while importing the image Supported Dockerfile instructions: CMD|ENTRYPOINT|ENV|EXPOSE|ONBUILD|USER|VOLUME|WORKDIR –help   Print usage statement -m, –message=""…

NAME docker-images – List images SYNOPSIS docker images [–help] [-a|–all] [–digests] [-f|–filter[=[]]] [–no-trunc] [-q|–quiet] [REPOSITORY[:TAG]] DESCRIPTION This command lists the images stored in the local Docker repository. By default, intermediate images, used during builds, are not listed. Some of the output, e.g., image ID, is truncated, for space reasons. However the truncated image ID, and…

NAME docker-history – Show the history of an image SYNOPSIS docker history [–help] [-H|–human[=true]] [–no-trunc] [-q|–quiet] IMAGE DESCRIPTION Show the history of when and how an image was created. OPTIONS –help   Print usage statement -H, –human=true|false  Print sizes and dates in human readable format. The default is true. –no-trunc=true|false Don’t truncate output. The default is false. -q,…