Funções (muito) básicas para administração do Docker

docker_functions.sh

#
# Docker
#

wipe_containers()
{
    [[ "$1" ]] || return 2

    local opts
    [[ "$1" == "--rm" ]] && opts="-a"

    for c in $( docker ps -q $opts ) ; do
        docker "${1/--/}" "$c"
    done
}

kill_all_containers() { wipe_containers --kill ; }
stop_all_containers() { wipe_containers --stop ; }
rm_all_containers()   { wipe_containers --rm ; }

rm_none_images()
{
    for i in $( docker images | egrep '^<none>' | awk '{ print $3 }' ) ; do
        echo "--> Removendo $i"
        docker rmi "$i"
    done
}

docker_cleanup()
{
    for cmd in {kill,rm}_all_containers rm_none_images ; do
        echo "-> $cmd"
        "$cmd" || return 1
    done
}