docker 批量导出脚本

用for 循环实现

docker images
REPOSITORY                                               TAG                 IMAGE ID            CREATED             SIZE
gcr.io/google_containers/k8s-dns-dnsmasq-nanny-amd64     1.14.4              21fe417043dd        2 months ago        41.4MB
gcr.io/google_containers/kube-apiserver-amd64            v1.6.0              489cabacd734        9 months ago        150MB
[root@hd11 ~]#

docker images|sed -n '3,$p'|awk -F '[/]' '{print $3}'|awk '{print $1"_"$2".tar"}'

k8s-dns-dnsmasq-nanny-amd64_1.14.4.tar
kube-apiserver-amd64_v1.6.0.tar

docker images|sed -n '3,$p'|awk '{print $1":"$2}'

gcr.io/google_containers/k8s-dns-dnsmasq-nanny-amd64:1.14.4
gcr.io/google_containers/kube-apiserver-amd64:v1.6.0

#!/bin/bash
tar = `docker images|sed -n '3,$p'|awk -F '[/]' '{print $3}'|awk '{print $1"_"$2".tar"}'`
images = `docker images|sed -n '3,$p'|awk '{print $1":"$2}'`
for i in $tar
do 
　　　　for j in $images
　　　　do 
　　　　　　docker save -o $i $j
done
done