gcr.io/namespace/image_name:image_tag
#eq
anjia0532/namespace.image_name:image_tag
# special
k8s.gcr.io/{image}/{tag} <==> gcr.io/google-containers/{image}/{tag} <==> anjia0532/google-containers.{image}/{tag}
docker pull anjia0532/google-containers.federation-controller-manager-arm64:v1.3.1-beta.1
# eq
docker pull gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
# special
# eq
docker pull k8s.gcr.io/federation-controller-manager-arm64:v1.3.1-beta.1
# replace gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1 to real image
# this will convert gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
# to anjia0532/google-containers.federation-controller-manager-arm64:v1.3.1-beta.1 and pull it
# k8s.gcr.io/{image}/{tag} <==> gcr.io/google-containers/{image}/{tag} <==> anjia0532/google-containers.{image}/{tag}
images=$(cat img.txt)
#or
#images=$(cat <<EOF
# gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
# gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
# gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
#EOF
#)
eval $(echo ${images}|
sed 's/k8s\.gcr\.io/anjia0532\/google-containers/g;s/gcr\.io/anjia0532/g;s/\//\./g;s/ /\n/g;s/anjia0532\./anjia0532\//g' |
uniq |
awk '{print "docker pull "$1";"}'
)
# this code will retag all of anjia0532's image from local e.g. anjia0532/google-containers.federation-controller-manager-arm64:v1.3.1-beta.1
# to gcr.io/google-containers/federation-controller-manager-arm64:v1.3.1-beta.1
# k8s.gcr.io/{image}/{tag} <==> gcr.io/google-containers/{image}/{tag} <==> anjia0532/google-containers.{image}/{tag}
for img in $(docker images --format "{{.Repository}}:{{.Tag}}"| grep "anjia0532"); do
n=$(echo ${img}| awk -F'[/.:]' '{printf "gcr.io/%s",$2}')
image=$(echo ${img}| awk -F'[/.:]' '{printf "/%s",$3}')
tag=$(echo ${img}| awk -F'[:]' '{printf ":%s",$2}')
docker tag $img "${n}${image}${tag}"
[[ ${n} == "gcr.io/google-containers" ]] && docker tag $img "k8s.gcr.io${image}${tag}"
done