useful docker scripts

delete-none-containers-and-images.sh

#!/bin/bash

set -ex

containers=$(docker ps -a -q --filter status=exited)

if [[ ! -z ${containers} ]]; then
    docker rm -f -v ${containers}
fi

images=$(docker images | grep none | awk '{print $3}')

if [[ ! -z ${images} ]]; then
    docker rmi -f ${images}
fi

export-img.sh

#!/bin/bash

# set -ex

imgs=$(docker images --format "table {{.ID}}_{{.Repository}}_{{.Tag}}" | sed 1d)

for line in ${imgs}; do
    imgid=$(echo ${line} | cut -d "_" -f1)
    dst=$(echo ${line} | sed -e "s/\//./g").tar

    if [[ -e ${dst} ]]; then
        continue
    fi

    echo "saving ${dst}"
    docker save ${imgid} > ${dst}
done

load-img.sh

#!/bin/bash

# set -ex

for tar in $(ls | grep tar); do
    echo "Loding ${tar} "
    docker load < ${tar}

    imgid=$(echo ${tar} | cut -d "_" -f1)
    name=$(echo ${tar} | cut -d "_" -f2 | sed -e "s/\./\//g")
    tag=$(basename $(echo ${tar} | cut -d "_" -f3) .tar)

    echo "Taging ${imgid} to ${name}:${tag}"
    docker tag ${imgid} ${name}:${tag}
done